From c12edfe27fcbdec7a654edfa1726d5555b558518 Mon Sep 17 00:00:00 2001 From: Kalle Valo Date: Wed, 18 Nov 2015 09:56:45 +0200 Subject: prism54: move under intersil vendor directory Part of reorganising wireless drivers directory and Kconfig. Signed-off-by: Kalle Valo --- MAINTAINERS | 2 +- drivers/net/wireless/Kconfig | 20 - drivers/net/wireless/Makefile | 2 - drivers/net/wireless/intersil/Kconfig | 20 + drivers/net/wireless/intersil/Makefile | 1 + drivers/net/wireless/intersil/prism54/Makefile | 8 + drivers/net/wireless/intersil/prism54/isl_38xx.c | 255 ++ drivers/net/wireless/intersil/prism54/isl_38xx.h | 170 ++ drivers/net/wireless/intersil/prism54/isl_ioctl.c | 2910 ++++++++++++++++++++ drivers/net/wireless/intersil/prism54/isl_ioctl.h | 47 + drivers/net/wireless/intersil/prism54/isl_oid.h | 504 ++++ drivers/net/wireless/intersil/prism54/islpci_dev.c | 963 +++++++ drivers/net/wireless/intersil/prism54/islpci_dev.h | 216 ++ drivers/net/wireless/intersil/prism54/islpci_eth.c | 506 ++++ drivers/net/wireless/intersil/prism54/islpci_eth.h | 71 + .../net/wireless/intersil/prism54/islpci_hotplug.c | 339 +++ drivers/net/wireless/intersil/prism54/islpci_mgt.c | 502 ++++ drivers/net/wireless/intersil/prism54/islpci_mgt.h | 138 + drivers/net/wireless/intersil/prism54/oid_mgt.c | 901 ++++++ drivers/net/wireless/intersil/prism54/oid_mgt.h | 58 + .../net/wireless/intersil/prism54/prismcompat.h | 42 + drivers/net/wireless/prism54/Makefile | 8 - drivers/net/wireless/prism54/isl_38xx.c | 255 -- drivers/net/wireless/prism54/isl_38xx.h | 170 -- drivers/net/wireless/prism54/isl_ioctl.c | 2910 -------------------- drivers/net/wireless/prism54/isl_ioctl.h | 47 - drivers/net/wireless/prism54/isl_oid.h | 504 ---- drivers/net/wireless/prism54/islpci_dev.c | 963 ------- drivers/net/wireless/prism54/islpci_dev.h | 216 -- drivers/net/wireless/prism54/islpci_eth.c | 506 ---- drivers/net/wireless/prism54/islpci_eth.h | 71 - drivers/net/wireless/prism54/islpci_hotplug.c | 339 --- drivers/net/wireless/prism54/islpci_mgt.c | 502 ---- drivers/net/wireless/prism54/islpci_mgt.h | 138 - drivers/net/wireless/prism54/oid_mgt.c | 901 ------ drivers/net/wireless/prism54/oid_mgt.h | 58 - drivers/net/wireless/prism54/prismcompat.h | 42 - 37 files changed, 7652 insertions(+), 7653 deletions(-) create mode 100644 drivers/net/wireless/intersil/prism54/Makefile create mode 100644 drivers/net/wireless/intersil/prism54/isl_38xx.c create mode 100644 drivers/net/wireless/intersil/prism54/isl_38xx.h create mode 100644 drivers/net/wireless/intersil/prism54/isl_ioctl.c create mode 100644 drivers/net/wireless/intersil/prism54/isl_ioctl.h create mode 100644 drivers/net/wireless/intersil/prism54/isl_oid.h create mode 100644 drivers/net/wireless/intersil/prism54/islpci_dev.c create mode 100644 drivers/net/wireless/intersil/prism54/islpci_dev.h create mode 100644 drivers/net/wireless/intersil/prism54/islpci_eth.c create mode 100644 drivers/net/wireless/intersil/prism54/islpci_eth.h create mode 100644 drivers/net/wireless/intersil/prism54/islpci_hotplug.c create mode 100644 drivers/net/wireless/intersil/prism54/islpci_mgt.c create mode 100644 drivers/net/wireless/intersil/prism54/islpci_mgt.h create mode 100644 drivers/net/wireless/intersil/prism54/oid_mgt.c create mode 100644 drivers/net/wireless/intersil/prism54/oid_mgt.h create mode 100644 drivers/net/wireless/intersil/prism54/prismcompat.h delete mode 100644 drivers/net/wireless/prism54/Makefile delete mode 100644 drivers/net/wireless/prism54/isl_38xx.c delete mode 100644 drivers/net/wireless/prism54/isl_38xx.h delete mode 100644 drivers/net/wireless/prism54/isl_ioctl.c delete mode 100644 drivers/net/wireless/prism54/isl_ioctl.h delete mode 100644 drivers/net/wireless/prism54/isl_oid.h delete mode 100644 drivers/net/wireless/prism54/islpci_dev.c delete mode 100644 drivers/net/wireless/prism54/islpci_dev.h delete mode 100644 drivers/net/wireless/prism54/islpci_eth.c delete mode 100644 drivers/net/wireless/prism54/islpci_eth.h delete mode 100644 drivers/net/wireless/prism54/islpci_hotplug.c delete mode 100644 drivers/net/wireless/prism54/islpci_mgt.c delete mode 100644 drivers/net/wireless/prism54/islpci_mgt.h delete mode 100644 drivers/net/wireless/prism54/oid_mgt.c delete mode 100644 drivers/net/wireless/prism54/oid_mgt.h delete mode 100644 drivers/net/wireless/prism54/prismcompat.h diff --git a/MAINTAINERS b/MAINTAINERS index 53c15af0d967..2c41981e4fdd 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -8498,7 +8498,7 @@ M: "Luis R. Rodriguez" L: linux-wireless@vger.kernel.org W: http://wireless.kernel.org/en/users/Drivers/p54 S: Obsolete -F: drivers/net/wireless/prism54/ +F: drivers/net/wireless/intersil/prism54/ PS3 NETWORK SUPPORT M: Geoff Levand diff --git a/drivers/net/wireless/Kconfig b/drivers/net/wireless/Kconfig index cc1f168603dc..c92671f8b1c6 100644 --- a/drivers/net/wireless/Kconfig +++ b/drivers/net/wireless/Kconfig @@ -52,26 +52,6 @@ config PCMCIA_WL3501 It has basic support for Linux wireless extensions and initial micro support for ethtool. -config PRISM54 - tristate 'Intersil Prism GT/Duette/Indigo PCI/Cardbus (DEPRECATED)' - depends on PCI - select WIRELESS_EXT - select WEXT_SPY - select WEXT_PRIV - select FW_LOADER - ---help--- - This enables support for FullMAC PCI/Cardbus prism54 devices. This - driver is now deprecated in favor for the SoftMAC driver, p54pci. - p54pci supports FullMAC PCI/Cardbus devices as well. - - For more information refer to the p54 wiki: - - http://wireless.kernel.org/en/users/Drivers/p54 - - Note: You need a motherboard with DMA support to use any of these cards - - When built as module you get the module prism54 - config USB_NET_RNDIS_WLAN tristate "Wireless RNDIS USB support" depends on USB diff --git a/drivers/net/wireless/Makefile b/drivers/net/wireless/Makefile index dd6d17cc4b7e..679a1a0a048d 100644 --- a/drivers/net/wireless/Makefile +++ b/drivers/net/wireless/Makefile @@ -12,8 +12,6 @@ obj-$(CONFIG_WLAN_VENDOR_MARVELL) += marvell/ obj-$(CONFIG_WLAN_VENDOR_ST) += st/ obj-$(CONFIG_WLAN_VENDOR_ZYDAS) += zydas/ -obj-$(CONFIG_PRISM54) += prism54/ - obj-$(CONFIG_WLAN) += realtek/ # 16-bit wireless PCMCIA client drivers diff --git a/drivers/net/wireless/intersil/Kconfig b/drivers/net/wireless/intersil/Kconfig index 2b056b6daef8..9da136049955 100644 --- a/drivers/net/wireless/intersil/Kconfig +++ b/drivers/net/wireless/intersil/Kconfig @@ -15,4 +15,24 @@ source "drivers/net/wireless/intersil/hostap/Kconfig" source "drivers/net/wireless/intersil/orinoco/Kconfig" source "drivers/net/wireless/intersil/p54/Kconfig" +config PRISM54 + tristate 'Intersil Prism GT/Duette/Indigo PCI/Cardbus (DEPRECATED)' + depends on PCI + select WIRELESS_EXT + select WEXT_SPY + select WEXT_PRIV + select FW_LOADER + ---help--- + This enables support for FullMAC PCI/Cardbus prism54 devices. This + driver is now deprecated in favor for the SoftMAC driver, p54pci. + p54pci supports FullMAC PCI/Cardbus devices as well. + + For more information refer to the p54 wiki: + + http://wireless.kernel.org/en/users/Drivers/p54 + + Note: You need a motherboard with DMA support to use any of these cards + + When built as module you get the module prism54 + endif # WLAN_VENDOR_INTERSIL diff --git a/drivers/net/wireless/intersil/Makefile b/drivers/net/wireless/intersil/Makefile index aedb713da746..9a8cbfee3ea5 100644 --- a/drivers/net/wireless/intersil/Makefile +++ b/drivers/net/wireless/intersil/Makefile @@ -1,3 +1,4 @@ obj-$(CONFIG_HOSTAP) += hostap/ obj-$(CONFIG_HERMES) += orinoco/ obj-$(CONFIG_P54_COMMON) += p54/ +obj-$(CONFIG_PRISM54) += prism54/ diff --git a/drivers/net/wireless/intersil/prism54/Makefile b/drivers/net/wireless/intersil/prism54/Makefile new file mode 100644 index 000000000000..fad305c76737 --- /dev/null +++ b/drivers/net/wireless/intersil/prism54/Makefile @@ -0,0 +1,8 @@ +# $Id: Makefile.k26,v 1.7 2004/01/30 16:24:00 ajfa Exp $ + +prism54-objs := islpci_eth.o islpci_mgt.o \ + isl_38xx.o isl_ioctl.o islpci_dev.o \ + islpci_hotplug.o oid_mgt.o + +obj-$(CONFIG_PRISM54) += prism54.o + diff --git a/drivers/net/wireless/intersil/prism54/isl_38xx.c b/drivers/net/wireless/intersil/prism54/isl_38xx.c new file mode 100644 index 000000000000..333c1a2f882e --- /dev/null +++ b/drivers/net/wireless/intersil/prism54/isl_38xx.c @@ -0,0 +1,255 @@ +/* + * Copyright (C) 2002 Intersil Americas Inc. + * Copyright (C) 2003-2004 Luis R. Rodriguez _ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see . + * + */ + +#include +#include +#include + +#include +#include + +#include "prismcompat.h" +#include "isl_38xx.h" +#include "islpci_dev.h" +#include "islpci_mgt.h" + +/****************************************************************************** + Device Interface & Control functions +******************************************************************************/ + +/** + * isl38xx_disable_interrupts - disable all interrupts + * @device: pci memory base address + * + * Instructs the device to disable all interrupt reporting by asserting + * the IRQ line. New events may still show up in the interrupt identification + * register located at offset %ISL38XX_INT_IDENT_REG. + */ +void +isl38xx_disable_interrupts(void __iomem *device) +{ + isl38xx_w32_flush(device, 0x00000000, ISL38XX_INT_EN_REG); + udelay(ISL38XX_WRITEIO_DELAY); +} + +void +isl38xx_handle_sleep_request(isl38xx_control_block *control_block, + int *powerstate, void __iomem *device_base) +{ + /* device requests to go into sleep mode + * check whether the transmit queues for data and management are empty */ + if (isl38xx_in_queue(control_block, ISL38XX_CB_TX_DATA_LQ)) + /* data tx queue not empty */ + return; + + if (isl38xx_in_queue(control_block, ISL38XX_CB_TX_MGMTQ)) + /* management tx queue not empty */ + return; + + /* check also whether received frames are pending */ + if (isl38xx_in_queue(control_block, ISL38XX_CB_RX_DATA_LQ)) + /* data rx queue not empty */ + return; + + if (isl38xx_in_queue(control_block, ISL38XX_CB_RX_MGMTQ)) + /* management rx queue not empty */ + return; + +#if VERBOSE > SHOW_ERROR_MESSAGES + DEBUG(SHOW_TRACING, "Device going to sleep mode\n"); +#endif + + /* all queues are empty, allow the device to go into sleep mode */ + *powerstate = ISL38XX_PSM_POWERSAVE_STATE; + + /* assert the Sleep interrupt in the Device Interrupt Register */ + isl38xx_w32_flush(device_base, ISL38XX_DEV_INT_SLEEP, + ISL38XX_DEV_INT_REG); + udelay(ISL38XX_WRITEIO_DELAY); +} + +void +isl38xx_handle_wakeup(isl38xx_control_block *control_block, + int *powerstate, void __iomem *device_base) +{ + /* device is in active state, update the powerstate flag */ + *powerstate = ISL38XX_PSM_ACTIVE_STATE; + + /* now check whether there are frames pending for the card */ + if (!isl38xx_in_queue(control_block, ISL38XX_CB_TX_DATA_LQ) + && !isl38xx_in_queue(control_block, ISL38XX_CB_TX_MGMTQ)) + return; + +#if VERBOSE > SHOW_ERROR_MESSAGES + DEBUG(SHOW_ANYTHING, "Wake up handler trigger the device\n"); +#endif + + /* either data or management transmit queue has a frame pending + * trigger the device by setting the Update bit in the Device Int reg */ + isl38xx_w32_flush(device_base, ISL38XX_DEV_INT_UPDATE, + ISL38XX_DEV_INT_REG); + udelay(ISL38XX_WRITEIO_DELAY); +} + +void +isl38xx_trigger_device(int asleep, void __iomem *device_base) +{ + u32 reg; + +#if VERBOSE > SHOW_ERROR_MESSAGES + u32 counter = 0; + struct timeval current_time; + DEBUG(SHOW_FUNCTION_CALLS, "isl38xx trigger device\n"); +#endif + + /* check whether the device is in power save mode */ + if (asleep) { + /* device is in powersave, trigger the device for wakeup */ +#if VERBOSE > SHOW_ERROR_MESSAGES + do_gettimeofday(¤t_time); + DEBUG(SHOW_TRACING, "%08li.%08li Device wakeup triggered\n", + current_time.tv_sec, (long)current_time.tv_usec); + + DEBUG(SHOW_TRACING, "%08li.%08li Device register read %08x\n", + current_time.tv_sec, (long)current_time.tv_usec, + readl(device_base + ISL38XX_CTRL_STAT_REG)); +#endif + + reg = readl(device_base + ISL38XX_INT_IDENT_REG); + if (reg == 0xabadface) { +#if VERBOSE > SHOW_ERROR_MESSAGES + do_gettimeofday(¤t_time); + DEBUG(SHOW_TRACING, + "%08li.%08li Device register abadface\n", + current_time.tv_sec, (long)current_time.tv_usec); +#endif + /* read the Device Status Register until Sleepmode bit is set */ + while (reg = readl(device_base + ISL38XX_CTRL_STAT_REG), + (reg & ISL38XX_CTRL_STAT_SLEEPMODE) == 0) { + udelay(ISL38XX_WRITEIO_DELAY); +#if VERBOSE > SHOW_ERROR_MESSAGES + counter++; +#endif + } + +#if VERBOSE > SHOW_ERROR_MESSAGES + DEBUG(SHOW_TRACING, + "%08li.%08li Device register read %08x\n", + current_time.tv_sec, (long)current_time.tv_usec, + readl(device_base + ISL38XX_CTRL_STAT_REG)); + do_gettimeofday(¤t_time); + DEBUG(SHOW_TRACING, + "%08li.%08li Device asleep counter %i\n", + current_time.tv_sec, (long)current_time.tv_usec, + counter); +#endif + } + /* assert the Wakeup interrupt in the Device Interrupt Register */ + isl38xx_w32_flush(device_base, ISL38XX_DEV_INT_WAKEUP, + ISL38XX_DEV_INT_REG); + +#if VERBOSE > SHOW_ERROR_MESSAGES + udelay(ISL38XX_WRITEIO_DELAY); + + /* perform another read on the Device Status Register */ + reg = readl(device_base + ISL38XX_CTRL_STAT_REG); + do_gettimeofday(¤t_time); + DEBUG(SHOW_TRACING, "%08li.%08li Device register read %08x\n", + current_time.tv_sec, (long)current_time.tv_usec, reg); +#endif + } else { + /* device is (still) awake */ +#if VERBOSE > SHOW_ERROR_MESSAGES + DEBUG(SHOW_TRACING, "Device is in active state\n"); +#endif + /* trigger the device by setting the Update bit in the Device Int reg */ + + isl38xx_w32_flush(device_base, ISL38XX_DEV_INT_UPDATE, + ISL38XX_DEV_INT_REG); + } +} + +void +isl38xx_interface_reset(void __iomem *device_base, dma_addr_t host_address) +{ +#if VERBOSE > SHOW_ERROR_MESSAGES + DEBUG(SHOW_FUNCTION_CALLS, "isl38xx_interface_reset\n"); +#endif + + /* load the address of the control block in the device */ + isl38xx_w32_flush(device_base, host_address, ISL38XX_CTRL_BLK_BASE_REG); + udelay(ISL38XX_WRITEIO_DELAY); + + /* set the reset bit in the Device Interrupt Register */ + isl38xx_w32_flush(device_base, ISL38XX_DEV_INT_RESET, ISL38XX_DEV_INT_REG); + udelay(ISL38XX_WRITEIO_DELAY); + + /* enable the interrupt for detecting initialization */ + + /* Note: Do not enable other interrupts here. We want the + * device to have come up first 100% before allowing any other + * interrupts. */ + isl38xx_w32_flush(device_base, ISL38XX_INT_IDENT_INIT, ISL38XX_INT_EN_REG); + udelay(ISL38XX_WRITEIO_DELAY); /* allow complete full reset */ +} + +void +isl38xx_enable_common_interrupts(void __iomem *device_base) +{ + u32 reg; + + reg = ISL38XX_INT_IDENT_UPDATE | ISL38XX_INT_IDENT_SLEEP | + ISL38XX_INT_IDENT_WAKEUP; + isl38xx_w32_flush(device_base, reg, ISL38XX_INT_EN_REG); + udelay(ISL38XX_WRITEIO_DELAY); +} + +int +isl38xx_in_queue(isl38xx_control_block *cb, int queue) +{ + const s32 delta = (le32_to_cpu(cb->driver_curr_frag[queue]) - + le32_to_cpu(cb->device_curr_frag[queue])); + + /* determine the amount of fragments in the queue depending on the type + * of the queue, either transmit or receive */ + + BUG_ON(delta < 0); /* driver ptr must be ahead of device ptr */ + + switch (queue) { + /* send queues */ + case ISL38XX_CB_TX_MGMTQ: + BUG_ON(delta > ISL38XX_CB_MGMT_QSIZE); + + case ISL38XX_CB_TX_DATA_LQ: + case ISL38XX_CB_TX_DATA_HQ: + BUG_ON(delta > ISL38XX_CB_TX_QSIZE); + return delta; + + /* receive queues */ + case ISL38XX_CB_RX_MGMTQ: + BUG_ON(delta > ISL38XX_CB_MGMT_QSIZE); + return ISL38XX_CB_MGMT_QSIZE - delta; + + case ISL38XX_CB_RX_DATA_LQ: + case ISL38XX_CB_RX_DATA_HQ: + BUG_ON(delta > ISL38XX_CB_RX_QSIZE); + return ISL38XX_CB_RX_QSIZE - delta; + } + BUG(); + return 0; +} diff --git a/drivers/net/wireless/intersil/prism54/isl_38xx.h b/drivers/net/wireless/intersil/prism54/isl_38xx.h new file mode 100644 index 000000000000..547ab885610b --- /dev/null +++ b/drivers/net/wireless/intersil/prism54/isl_38xx.h @@ -0,0 +1,170 @@ +/* + * Copyright (C) 2002 Intersil Americas Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see . + * + */ + +#ifndef _ISL_38XX_H +#define _ISL_38XX_H + +#include +#include + +#define ISL38XX_CB_RX_QSIZE 8 +#define ISL38XX_CB_TX_QSIZE 32 + +/* ISL38XX Access Point Specific definitions */ +#define ISL38XX_MAX_WDS_LINKS 8 + +/* ISL38xx Client Specific definitions */ +#define ISL38XX_PSM_ACTIVE_STATE 0 +#define ISL38XX_PSM_POWERSAVE_STATE 1 + +/* ISL38XX Host Interface Definitions */ +#define ISL38XX_PCI_MEM_SIZE 0x02000 +#define ISL38XX_MEMORY_WINDOW_SIZE 0x01000 +#define ISL38XX_DEV_FIRMWARE_ADDRES 0x20000 +#define ISL38XX_WRITEIO_DELAY 10 /* in us */ +#define ISL38XX_RESET_DELAY 50 /* in ms */ +#define ISL38XX_WAIT_CYCLE 10 /* in 10ms */ +#define ISL38XX_MAX_WAIT_CYCLES 10 + +/* PCI Memory Area */ +#define ISL38XX_HARDWARE_REG 0x0000 +#define ISL38XX_CARDBUS_CIS 0x0800 +#define ISL38XX_DIRECT_MEM_WIN 0x1000 + +/* Hardware registers */ +#define ISL38XX_DEV_INT_REG 0x0000 +#define ISL38XX_INT_IDENT_REG 0x0010 +#define ISL38XX_INT_ACK_REG 0x0014 +#define ISL38XX_INT_EN_REG 0x0018 +#define ISL38XX_GEN_PURP_COM_REG_1 0x0020 +#define ISL38XX_GEN_PURP_COM_REG_2 0x0024 +#define ISL38XX_CTRL_BLK_BASE_REG ISL38XX_GEN_PURP_COM_REG_1 +#define ISL38XX_DIR_MEM_BASE_REG 0x0030 +#define ISL38XX_CTRL_STAT_REG 0x0078 + +/* High end mobos queue up pci writes, the following + * is used to "read" from after a write to force flush */ +#define ISL38XX_PCI_POSTING_FLUSH ISL38XX_INT_EN_REG + +/** + * isl38xx_w32_flush - PCI iomem write helper + * @base: (host) memory base address of the device + * @val: 32bit value (host order) to write + * @offset: byte offset into @base to write value to + * + * This helper takes care of writing a 32bit datum to the + * specified offset into the device's pci memory space, and making sure + * the pci memory buffers get flushed by performing one harmless read + * from the %ISL38XX_PCI_POSTING_FLUSH offset. + */ +static inline void +isl38xx_w32_flush(void __iomem *base, u32 val, unsigned long offset) +{ + writel(val, base + offset); + (void) readl(base + ISL38XX_PCI_POSTING_FLUSH); +} + +/* Device Interrupt register bits */ +#define ISL38XX_DEV_INT_RESET 0x0001 +#define ISL38XX_DEV_INT_UPDATE 0x0002 +#define ISL38XX_DEV_INT_WAKEUP 0x0008 +#define ISL38XX_DEV_INT_SLEEP 0x0010 + +/* Interrupt Identification/Acknowledge/Enable register bits */ +#define ISL38XX_INT_IDENT_UPDATE 0x0002 +#define ISL38XX_INT_IDENT_INIT 0x0004 +#define ISL38XX_INT_IDENT_WAKEUP 0x0008 +#define ISL38XX_INT_IDENT_SLEEP 0x0010 +#define ISL38XX_INT_SOURCES 0x001E + +/* Control/Status register bits */ +/* Looks like there are other meaningful bits + 0x20004400 seen in normal operation, + 0x200044db at 'timeout waiting for mgmt response' +*/ +#define ISL38XX_CTRL_STAT_SLEEPMODE 0x00000200 +#define ISL38XX_CTRL_STAT_CLKRUN 0x00800000 +#define ISL38XX_CTRL_STAT_RESET 0x10000000 +#define ISL38XX_CTRL_STAT_RAMBOOT 0x20000000 +#define ISL38XX_CTRL_STAT_STARTHALTED 0x40000000 +#define ISL38XX_CTRL_STAT_HOST_OVERRIDE 0x80000000 + +/* Control Block definitions */ +#define ISL38XX_CB_RX_DATA_LQ 0 +#define ISL38XX_CB_TX_DATA_LQ 1 +#define ISL38XX_CB_RX_DATA_HQ 2 +#define ISL38XX_CB_TX_DATA_HQ 3 +#define ISL38XX_CB_RX_MGMTQ 4 +#define ISL38XX_CB_TX_MGMTQ 5 +#define ISL38XX_CB_QCOUNT 6 +#define ISL38XX_CB_MGMT_QSIZE 4 +#define ISL38XX_MIN_QTHRESHOLD 4 /* fragments */ + +/* Memory Manager definitions */ +#define MGMT_FRAME_SIZE 1500 /* >= size struct obj_bsslist */ +#define MGMT_TX_FRAME_COUNT 24 /* max 4 + spare 4 + 8 init */ +#define MGMT_RX_FRAME_COUNT 24 /* 4*4 + spare 8 */ +#define MGMT_FRAME_COUNT (MGMT_TX_FRAME_COUNT + MGMT_RX_FRAME_COUNT) +#define CONTROL_BLOCK_SIZE 1024 /* should be enough */ +#define PSM_FRAME_SIZE 1536 +#define PSM_MINIMAL_STATION_COUNT 64 +#define PSM_FRAME_COUNT PSM_MINIMAL_STATION_COUNT +#define PSM_BUFFER_SIZE PSM_FRAME_SIZE * PSM_FRAME_COUNT +#define MAX_TRAP_RX_QUEUE 4 +#define HOST_MEM_BLOCK CONTROL_BLOCK_SIZE + PSM_BUFFER_SIZE + +/* Fragment package definitions */ +#define FRAGMENT_FLAG_MF 0x0001 +#define MAX_FRAGMENT_SIZE 1536 + +/* In monitor mode frames have a header. I don't know exactly how big those + * frame can be but I've never seen any frame bigger than 1584... : + */ +#define MAX_FRAGMENT_SIZE_RX 1600 + +typedef struct { + __le32 address; /* physical address on host */ + __le16 size; /* packet size */ + __le16 flags; /* set of bit-wise flags */ +} isl38xx_fragment; + +struct isl38xx_cb { + __le32 driver_curr_frag[ISL38XX_CB_QCOUNT]; + __le32 device_curr_frag[ISL38XX_CB_QCOUNT]; + isl38xx_fragment rx_data_low[ISL38XX_CB_RX_QSIZE]; + isl38xx_fragment tx_data_low[ISL38XX_CB_TX_QSIZE]; + isl38xx_fragment rx_data_high[ISL38XX_CB_RX_QSIZE]; + isl38xx_fragment tx_data_high[ISL38XX_CB_TX_QSIZE]; + isl38xx_fragment rx_data_mgmt[ISL38XX_CB_MGMT_QSIZE]; + isl38xx_fragment tx_data_mgmt[ISL38XX_CB_MGMT_QSIZE]; +}; + +typedef struct isl38xx_cb isl38xx_control_block; + +/* determine number of entries currently in queue */ +int isl38xx_in_queue(isl38xx_control_block *cb, int queue); + +void isl38xx_disable_interrupts(void __iomem *); +void isl38xx_enable_common_interrupts(void __iomem *); + +void isl38xx_handle_sleep_request(isl38xx_control_block *, int *, + void __iomem *); +void isl38xx_handle_wakeup(isl38xx_control_block *, int *, void __iomem *); +void isl38xx_trigger_device(int, void __iomem *); +void isl38xx_interface_reset(void __iomem *, dma_addr_t); + +#endif /* _ISL_38XX_H */ diff --git a/drivers/net/wireless/intersil/prism54/isl_ioctl.c b/drivers/net/wireless/intersil/prism54/isl_ioctl.c new file mode 100644 index 000000000000..ecbb0546cf3e --- /dev/null +++ b/drivers/net/wireless/intersil/prism54/isl_ioctl.c @@ -0,0 +1,2910 @@ +/* + * Copyright (C) 2002 Intersil Americas Inc. + * (C) 2003,2004 Aurelien Alleaume + * (C) 2003 Herbert Valerio Riedel + * (C) 2003 Luis R. Rodriguez + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see . + * + */ + +#include +#include +#include +#include +#include +#include +#include + +#include + +#include "prismcompat.h" +#include "isl_ioctl.h" +#include "islpci_mgt.h" +#include "isl_oid.h" /* additional types and defs for isl38xx fw */ +#include "oid_mgt.h" + +#include /* New driver API */ + +#define KEY_SIZE_WEP104 13 /* 104/128-bit WEP keys */ +#define KEY_SIZE_WEP40 5 /* 40/64-bit WEP keys */ +/* KEY_SIZE_TKIP should match isl_oid.h, struct obj_key.key[] size */ +#define KEY_SIZE_TKIP 32 /* TKIP keys */ + +static void prism54_wpa_bss_ie_add(islpci_private *priv, u8 *bssid, + u8 *wpa_ie, size_t wpa_ie_len); +static size_t prism54_wpa_bss_ie_get(islpci_private *priv, u8 *bssid, u8 *wpa_ie); +static int prism54_set_wpa(struct net_device *, struct iw_request_info *, + __u32 *, char *); + +/* In 500 kbps */ +static const unsigned char scan_rate_list[] = { 2, 4, 11, 22, + 12, 18, 24, 36, + 48, 72, 96, 108 }; + +/** + * prism54_mib_mode_helper - MIB change mode helper function + * @mib: the &struct islpci_mib object to modify + * @iw_mode: new mode (%IW_MODE_*) + * + * This is a helper function, hence it does not lock. Make sure + * caller deals with locking *if* necessary. This function sets the + * mode-dependent mib values and does the mapping of the Linux + * Wireless API modes to Device firmware modes. It also checks for + * correct valid Linux wireless modes. + */ +static int +prism54_mib_mode_helper(islpci_private *priv, u32 iw_mode) +{ + u32 config = INL_CONFIG_MANUALRUN; + u32 mode, bsstype; + + /* For now, just catch early the Repeater and Secondary modes here */ + if (iw_mode == IW_MODE_REPEAT || iw_mode == IW_MODE_SECOND) { + printk(KERN_DEBUG + "%s(): Sorry, Repeater mode and Secondary mode " + "are not yet supported by this driver.\n", __func__); + return -EINVAL; + } + + priv->iw_mode = iw_mode; + + switch (iw_mode) { + case IW_MODE_AUTO: + mode = INL_MODE_CLIENT; + bsstype = DOT11_BSSTYPE_ANY; + break; + case IW_MODE_ADHOC: + mode = INL_MODE_CLIENT; + bsstype = DOT11_BSSTYPE_IBSS; + break; + case IW_MODE_INFRA: + mode = INL_MODE_CLIENT; + bsstype = DOT11_BSSTYPE_INFRA; + break; + case IW_MODE_MASTER: + mode = INL_MODE_AP; + bsstype = DOT11_BSSTYPE_INFRA; + break; + case IW_MODE_MONITOR: + mode = INL_MODE_PROMISCUOUS; + bsstype = DOT11_BSSTYPE_ANY; + config |= INL_CONFIG_RXANNEX; + break; + default: + return -EINVAL; + } + + if (init_wds) + config |= INL_CONFIG_WDS; + mgt_set(priv, DOT11_OID_BSSTYPE, &bsstype); + mgt_set(priv, OID_INL_CONFIG, &config); + mgt_set(priv, OID_INL_MODE, &mode); + + return 0; +} + +/** + * prism54_mib_init - fill MIB cache with defaults + * + * this function initializes the struct given as @mib with defaults, + * of which many are retrieved from the global module parameter + * variables. + */ + +void +prism54_mib_init(islpci_private *priv) +{ + u32 channel, authen, wep, filter, dot1x, mlme, conformance, power, mode; + struct obj_buffer psm_buffer = { + .size = PSM_BUFFER_SIZE, + .addr = priv->device_psm_buffer + }; + + channel = CARD_DEFAULT_CHANNEL; + authen = CARD_DEFAULT_AUTHEN; + wep = CARD_DEFAULT_WEP; + filter = CARD_DEFAULT_FILTER; /* (0) Do not filter un-encrypted data */ + dot1x = CARD_DEFAULT_DOT1X; + mlme = CARD_DEFAULT_MLME_MODE; + conformance = CARD_DEFAULT_CONFORMANCE; + power = 127; + mode = CARD_DEFAULT_IW_MODE; + + mgt_set(priv, DOT11_OID_CHANNEL, &channel); + mgt_set(priv, DOT11_OID_AUTHENABLE, &authen); + mgt_set(priv, DOT11_OID_PRIVACYINVOKED, &wep); + mgt_set(priv, DOT11_OID_PSMBUFFER, &psm_buffer); + mgt_set(priv, DOT11_OID_EXUNENCRYPTED, &filter); + mgt_set(priv, DOT11_OID_DOT1XENABLE, &dot1x); + mgt_set(priv, DOT11_OID_MLMEAUTOLEVEL, &mlme); + mgt_set(priv, OID_INL_DOT11D_CONFORMANCE, &conformance); + mgt_set(priv, OID_INL_OUTPUTPOWER, &power); + + /* This sets all of the mode-dependent values */ + prism54_mib_mode_helper(priv, mode); +} + +/* this will be executed outside of atomic context thanks to + * schedule_work(), thus we can as well use sleeping semaphore + * locking */ +void +prism54_update_stats(struct work_struct *work) +{ + islpci_private *priv = container_of(work, islpci_private, stats_work); + char *data; + int j; + struct obj_bss bss, *bss2; + union oid_res_t r; + + mutex_lock(&priv->stats_lock); + +/* Noise floor. + * I'm not sure if the unit is dBm. + * Note : If we are not connected, this value seems to be irrelevant. */ + + mgt_get_request(priv, DOT11_OID_NOISEFLOOR, 0, NULL, &r); + priv->local_iwstatistics.qual.noise = r.u; + +/* Get the rssi of the link. To do this we need to retrieve a bss. */ + + /* First get the MAC address of the AP we are associated with. */ + mgt_get_request(priv, DOT11_OID_BSSID, 0, NULL, &r); + data = r.ptr; + + /* copy this MAC to the bss */ + memcpy(bss.address, data, ETH_ALEN); + kfree(data); + + /* now ask for the corresponding bss */ + j = mgt_get_request(priv, DOT11_OID_BSSFIND, 0, (void *) &bss, &r); + bss2 = r.ptr; + /* report the rssi and use it to calculate + * link quality through a signal-noise + * ratio */ + priv->local_iwstatistics.qual.level = bss2->rssi; + priv->local_iwstatistics.qual.qual = + bss2->rssi - priv->iwstatistics.qual.noise; + + kfree(bss2); + + /* report that the stats are new */ + priv->local_iwstatistics.qual.updated = 0x7; + +/* Rx : unable to decrypt the MPDU */ + mgt_get_request(priv, DOT11_OID_PRIVRXFAILED, 0, NULL, &r); + priv->local_iwstatistics.discard.code = r.u; + +/* Tx : Max MAC retries num reached */ + mgt_get_request(priv, DOT11_OID_MPDUTXFAILED, 0, NULL, &r); + priv->local_iwstatistics.discard.retries = r.u; + + mutex_unlock(&priv->stats_lock); +} + +struct iw_statistics * +prism54_get_wireless_stats(struct net_device *ndev) +{ + islpci_private *priv = netdev_priv(ndev); + + /* If the stats are being updated return old data */ + if (mutex_trylock(&priv->stats_lock)) { + memcpy(&priv->iwstatistics, &priv->local_iwstatistics, + sizeof (struct iw_statistics)); + /* They won't be marked updated for the next time */ + priv->local_iwstatistics.qual.updated = 0; + mutex_unlock(&priv->stats_lock); + } else + priv->iwstatistics.qual.updated = 0; + + /* Update our wireless stats, but do not schedule to often + * (max 1 HZ) */ + if ((priv->stats_timestamp == 0) || + time_after(jiffies, priv->stats_timestamp + 1 * HZ)) { + schedule_work(&priv->stats_work); + priv->stats_timestamp = jiffies; + } + + return &priv->iwstatistics; +} + +static int +prism54_commit(struct net_device *ndev, struct iw_request_info *info, + char *cwrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + + /* simply re-set the last set SSID, this should commit most stuff */ + + /* Commit in Monitor mode is not necessary, also setting essid + * in Monitor mode does not make sense and isn't allowed for this + * device's firmware */ + if (priv->iw_mode != IW_MODE_MONITOR) + return mgt_set_request(priv, DOT11_OID_SSID, 0, NULL); + return 0; +} + +static int +prism54_get_name(struct net_device *ndev, struct iw_request_info *info, + char *cwrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + char *capabilities; + union oid_res_t r; + int rvalue; + + if (islpci_get_state(priv) < PRV_STATE_INIT) { + strncpy(cwrq, "NOT READY!", IFNAMSIZ); + return 0; + } + rvalue = mgt_get_request(priv, OID_INL_PHYCAPABILITIES, 0, NULL, &r); + + switch (r.u) { + case INL_PHYCAP_5000MHZ: + capabilities = "IEEE 802.11a/b/g"; + break; + case INL_PHYCAP_FAA: + capabilities = "IEEE 802.11b/g - FAA Support"; + break; + case INL_PHYCAP_2400MHZ: + default: + capabilities = "IEEE 802.11b/g"; /* Default */ + break; + } + strncpy(cwrq, capabilities, IFNAMSIZ); + return rvalue; +} + +static int +prism54_set_freq(struct net_device *ndev, struct iw_request_info *info, + struct iw_freq *fwrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + int rvalue; + u32 c; + + if (fwrq->m < 1000) + /* we have a channel number */ + c = fwrq->m; + else + c = (fwrq->e == 1) ? channel_of_freq(fwrq->m / 100000) : 0; + + rvalue = c ? mgt_set_request(priv, DOT11_OID_CHANNEL, 0, &c) : -EINVAL; + + /* Call commit handler */ + return (rvalue ? rvalue : -EINPROGRESS); +} + +static int +prism54_get_freq(struct net_device *ndev, struct iw_request_info *info, + struct iw_freq *fwrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + union oid_res_t r; + int rvalue; + + rvalue = mgt_get_request(priv, DOT11_OID_CHANNEL, 0, NULL, &r); + fwrq->i = r.u; + rvalue |= mgt_get_request(priv, DOT11_OID_FREQUENCY, 0, NULL, &r); + fwrq->m = r.u; + fwrq->e = 3; + + return rvalue; +} + +static int +prism54_set_mode(struct net_device *ndev, struct iw_request_info *info, + __u32 * uwrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + u32 mlmeautolevel = CARD_DEFAULT_MLME_MODE; + + /* Let's see if the user passed a valid Linux Wireless mode */ + if (*uwrq > IW_MODE_MONITOR || *uwrq < IW_MODE_AUTO) { + printk(KERN_DEBUG + "%s: %s() You passed a non-valid init_mode.\n", + priv->ndev->name, __func__); + return -EINVAL; + } + + down_write(&priv->mib_sem); + + if (prism54_mib_mode_helper(priv, *uwrq)) { + up_write(&priv->mib_sem); + return -EOPNOTSUPP; + } + + /* the ACL code needs an intermediate mlmeautolevel. The wpa stuff an + * extended one. + */ + if ((*uwrq == IW_MODE_MASTER) && (priv->acl.policy != MAC_POLICY_OPEN)) + mlmeautolevel = DOT11_MLME_INTERMEDIATE; + if (priv->wpa) + mlmeautolevel = DOT11_MLME_EXTENDED; + + mgt_set(priv, DOT11_OID_MLMEAUTOLEVEL, &mlmeautolevel); + + if (mgt_commit(priv)) { + up_write(&priv->mib_sem); + return -EIO; + } + priv->ndev->type = (priv->iw_mode == IW_MODE_MONITOR) + ? priv->monitor_type : ARPHRD_ETHER; + up_write(&priv->mib_sem); + + return 0; +} + +/* Use mib cache */ +static int +prism54_get_mode(struct net_device *ndev, struct iw_request_info *info, + __u32 * uwrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + + BUG_ON((priv->iw_mode < IW_MODE_AUTO) || (priv->iw_mode > + IW_MODE_MONITOR)); + *uwrq = priv->iw_mode; + + return 0; +} + +/* we use DOT11_OID_EDTHRESHOLD. From what I guess the card will not try to + * emit data if (sensitivity > rssi - noise) (in dBm). + * prism54_set_sens does not seem to work. + */ + +static int +prism54_set_sens(struct net_device *ndev, struct iw_request_info *info, + struct iw_param *vwrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + u32 sens; + + /* by default the card sets this to 20. */ + sens = vwrq->disabled ? 20 : vwrq->value; + + return mgt_set_request(priv, DOT11_OID_EDTHRESHOLD, 0, &sens); +} + +static int +prism54_get_sens(struct net_device *ndev, struct iw_request_info *info, + struct iw_param *vwrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + union oid_res_t r; + int rvalue; + + rvalue = mgt_get_request(priv, DOT11_OID_EDTHRESHOLD, 0, NULL, &r); + + vwrq->value = r.u; + vwrq->disabled = (vwrq->value == 0); + vwrq->fixed = 1; + + return rvalue; +} + +static int +prism54_get_range(struct net_device *ndev, struct iw_request_info *info, + struct iw_point *dwrq, char *extra) +{ + struct iw_range *range = (struct iw_range *) extra; + islpci_private *priv = netdev_priv(ndev); + u8 *data; + int i, m, rvalue; + struct obj_frequencies *freq; + union oid_res_t r; + + memset(range, 0, sizeof (struct iw_range)); + dwrq->length = sizeof (struct iw_range); + + /* set the wireless extension version number */ + range->we_version_source = SUPPORTED_WIRELESS_EXT; + range->we_version_compiled = WIRELESS_EXT; + + /* Now the encoding capabilities */ + range->num_encoding_sizes = 3; + /* 64(40) bits WEP */ + range->encoding_size[0] = 5; + /* 128(104) bits WEP */ + range->encoding_size[1] = 13; + /* 256 bits for WPA-PSK */ + range->encoding_size[2] = 32; + /* 4 keys are allowed */ + range->max_encoding_tokens = 4; + + /* we don't know the quality range... */ + range->max_qual.level = 0; + range->max_qual.noise = 0; + range->max_qual.qual = 0; + /* these value describe an average quality. Needs more tweaking... */ + range->avg_qual.level = -80; /* -80 dBm */ + range->avg_qual.noise = 0; /* don't know what to put here */ + range->avg_qual.qual = 0; + + range->sensitivity = 200; + + /* retry limit capabilities */ + range->retry_capa = IW_RETRY_LIMIT | IW_RETRY_LIFETIME; + range->retry_flags = IW_RETRY_LIMIT; + range->r_time_flags = IW_RETRY_LIFETIME; + + /* I don't know the range. Put stupid things here */ + range->min_retry = 1; + range->max_retry = 65535; + range->min_r_time = 1024; + range->max_r_time = 65535 * 1024; + + /* txpower is supported in dBm's */ + range->txpower_capa = IW_TXPOW_DBM; + + /* Event capability (kernel + driver) */ + range->event_capa[0] = (IW_EVENT_CAPA_K_0 | + IW_EVENT_CAPA_MASK(SIOCGIWTHRSPY) | + IW_EVENT_CAPA_MASK(SIOCGIWAP)); + range->event_capa[1] = IW_EVENT_CAPA_K_1; + range->event_capa[4] = IW_EVENT_CAPA_MASK(IWEVCUSTOM); + + range->enc_capa = IW_ENC_CAPA_WPA | IW_ENC_CAPA_WPA2 | + IW_ENC_CAPA_CIPHER_TKIP; + + if (islpci_get_state(priv) < PRV_STATE_INIT) + return 0; + + /* Request the device for the supported frequencies + * not really relevant since some devices will report the 5 GHz band + * frequencies even if they don't support them. + */ + rvalue = + mgt_get_request(priv, DOT11_OID_SUPPORTEDFREQUENCIES, 0, NULL, &r); + freq = r.ptr; + + range->num_channels = freq->nr; + range->num_frequency = freq->nr; + + m = min(IW_MAX_FREQUENCIES, (int) freq->nr); + for (i = 0; i < m; i++) { + range->freq[i].m = freq->mhz[i]; + range->freq[i].e = 6; + range->freq[i].i = channel_of_freq(freq->mhz[i]); + } + kfree(freq); + + rvalue |= mgt_get_request(priv, DOT11_OID_SUPPORTEDRATES, 0, NULL, &r); + data = r.ptr; + + /* We got an array of char. It is NULL terminated. */ + i = 0; + while ((i < IW_MAX_BITRATES) && (*data != 0)) { + /* the result must be in bps. The card gives us 500Kbps */ + range->bitrate[i] = *data * 500000; + i++; + data++; + } + range->num_bitrates = i; + kfree(r.ptr); + + return rvalue; +} + +/* Set AP address*/ + +static int +prism54_set_wap(struct net_device *ndev, struct iw_request_info *info, + struct sockaddr *awrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + char bssid[6]; + int rvalue; + + if (awrq->sa_family != ARPHRD_ETHER) + return -EINVAL; + + /* prepare the structure for the set object */ + memcpy(&bssid[0], awrq->sa_data, ETH_ALEN); + + /* set the bssid -- does this make sense when in AP mode? */ + rvalue = mgt_set_request(priv, DOT11_OID_BSSID, 0, &bssid); + + return (rvalue ? rvalue : -EINPROGRESS); /* Call commit handler */ +} + +/* get AP address*/ + +static int +prism54_get_wap(struct net_device *ndev, struct iw_request_info *info, + struct sockaddr *awrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + union oid_res_t r; + int rvalue; + + rvalue = mgt_get_request(priv, DOT11_OID_BSSID, 0, NULL, &r); + memcpy(awrq->sa_data, r.ptr, ETH_ALEN); + awrq->sa_family = ARPHRD_ETHER; + kfree(r.ptr); + + return rvalue; +} + +static int +prism54_set_scan(struct net_device *dev, struct iw_request_info *info, + struct iw_param *vwrq, char *extra) +{ + /* hehe the device does this automagicaly */ + return 0; +} + +/* a little helper that will translate our data into a card independent + * format that the Wireless Tools will understand. This was inspired by + * the "Aironet driver for 4500 and 4800 series cards" (GPL) + */ + +static char * +prism54_translate_bss(struct net_device *ndev, struct iw_request_info *info, + char *current_ev, char *end_buf, struct obj_bss *bss, + char noise) +{ + struct iw_event iwe; /* Temporary buffer */ + short cap; + islpci_private *priv = netdev_priv(ndev); + u8 wpa_ie[MAX_WPA_IE_LEN]; + size_t wpa_ie_len; + + /* The first entry must be the MAC address */ + memcpy(iwe.u.ap_addr.sa_data, bss->address, ETH_ALEN); + iwe.u.ap_addr.sa_family = ARPHRD_ETHER; + iwe.cmd = SIOCGIWAP; + current_ev = iwe_stream_add_event(info, current_ev, end_buf, + &iwe, IW_EV_ADDR_LEN); + + /* The following entries will be displayed in the same order we give them */ + + /* The ESSID. */ + iwe.u.data.length = bss->ssid.length; + iwe.u.data.flags = 1; + iwe.cmd = SIOCGIWESSID; + current_ev = iwe_stream_add_point(info, current_ev, end_buf, + &iwe, bss->ssid.octets); + + /* Capabilities */ +#define CAP_ESS 0x01 +#define CAP_IBSS 0x02 +#define CAP_CRYPT 0x10 + + /* Mode */ + cap = bss->capinfo; + iwe.u.mode = 0; + if (cap & CAP_ESS) + iwe.u.mode = IW_MODE_MASTER; + else if (cap & CAP_IBSS) + iwe.u.mode = IW_MODE_ADHOC; + iwe.cmd = SIOCGIWMODE; + if (iwe.u.mode) + current_ev = iwe_stream_add_event(info, current_ev, end_buf, + &iwe, IW_EV_UINT_LEN); + + /* Encryption capability */ + if (cap & CAP_CRYPT) + iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY; + else + iwe.u.data.flags = IW_ENCODE_DISABLED; + iwe.u.data.length = 0; + iwe.cmd = SIOCGIWENCODE; + current_ev = iwe_stream_add_point(info, current_ev, end_buf, + &iwe, NULL); + + /* Add frequency. (short) bss->channel is the frequency in MHz */ + iwe.u.freq.m = bss->channel; + iwe.u.freq.e = 6; + iwe.cmd = SIOCGIWFREQ; + current_ev = iwe_stream_add_event(info, current_ev, end_buf, + &iwe, IW_EV_FREQ_LEN); + + /* Add quality statistics */ + iwe.u.qual.level = bss->rssi; + iwe.u.qual.noise = noise; + /* do a simple SNR for quality */ + iwe.u.qual.qual = bss->rssi - noise; + iwe.cmd = IWEVQUAL; + current_ev = iwe_stream_add_event(info, current_ev, end_buf, + &iwe, IW_EV_QUAL_LEN); + + /* Add WPA/RSN Information Element, if any */ + wpa_ie_len = prism54_wpa_bss_ie_get(priv, bss->address, wpa_ie); + if (wpa_ie_len > 0) { + iwe.cmd = IWEVGENIE; + iwe.u.data.length = min_t(size_t, wpa_ie_len, MAX_WPA_IE_LEN); + current_ev = iwe_stream_add_point(info, current_ev, end_buf, + &iwe, wpa_ie); + } + /* Do the bitrates */ + { + char *current_val = current_ev + iwe_stream_lcp_len(info); + int i; + int mask; + + iwe.cmd = SIOCGIWRATE; + /* Those two flags are ignored... */ + iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0; + + /* Parse the bitmask */ + mask = 0x1; + for(i = 0; i < sizeof(scan_rate_list); i++) { + if(bss->rates & mask) { + iwe.u.bitrate.value = (scan_rate_list[i] * 500000); + current_val = iwe_stream_add_value( + info, current_ev, current_val, + end_buf, &iwe, IW_EV_PARAM_LEN); + } + mask <<= 1; + } + /* Check if we added any event */ + if ((current_val - current_ev) > iwe_stream_lcp_len(info)) + current_ev = current_val; + } + + return current_ev; +} + +static int +prism54_get_scan(struct net_device *ndev, struct iw_request_info *info, + struct iw_point *dwrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + int i, rvalue; + struct obj_bsslist *bsslist; + u32 noise = 0; + char *current_ev = extra; + union oid_res_t r; + + if (islpci_get_state(priv) < PRV_STATE_INIT) { + /* device is not ready, fail gently */ + dwrq->length = 0; + return 0; + } + + /* first get the noise value. We will use it to report the link quality */ + rvalue = mgt_get_request(priv, DOT11_OID_NOISEFLOOR, 0, NULL, &r); + noise = r.u; + + /* Ask the device for a list of known bss. + * The old API, using SIOCGIWAPLIST, had a hard limit of IW_MAX_AP=64. + * The new API, using SIOCGIWSCAN, is only limited by the buffer size. + * WE-14->WE-16, the buffer is limited to IW_SCAN_MAX_DATA bytes. + * Starting with WE-17, the buffer can be as big as needed. + * But the device won't repport anything if you change the value + * of IWMAX_BSS=24. */ + + rvalue |= mgt_get_request(priv, DOT11_OID_BSSLIST, 0, NULL, &r); + bsslist = r.ptr; + + /* ok now, scan the list and translate its info */ + for (i = 0; i < (int) bsslist->nr; i++) { + current_ev = prism54_translate_bss(ndev, info, current_ev, + extra + dwrq->length, + &(bsslist->bsslist[i]), + noise); + + /* Check if there is space for one more entry */ + if((extra + dwrq->length - current_ev) <= IW_EV_ADDR_LEN) { + /* Ask user space to try again with a bigger buffer */ + rvalue = -E2BIG; + break; + } + } + + kfree(bsslist); + dwrq->length = (current_ev - extra); + dwrq->flags = 0; /* todo */ + + return rvalue; +} + +static int +prism54_set_essid(struct net_device *ndev, struct iw_request_info *info, + struct iw_point *dwrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + struct obj_ssid essid; + + memset(essid.octets, 0, 33); + + /* Check if we were asked for `any' */ + if (dwrq->flags && dwrq->length) { + if (dwrq->length > 32) + return -E2BIG; + essid.length = dwrq->length; + memcpy(essid.octets, extra, dwrq->length); + } else + essid.length = 0; + + if (priv->iw_mode != IW_MODE_MONITOR) + return mgt_set_request(priv, DOT11_OID_SSID, 0, &essid); + + /* If in monitor mode, just save to mib */ + mgt_set(priv, DOT11_OID_SSID, &essid); + return 0; + +} + +static int +prism54_get_essid(struct net_device *ndev, struct iw_request_info *info, + struct iw_point *dwrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + struct obj_ssid *essid; + union oid_res_t r; + int rvalue; + + rvalue = mgt_get_request(priv, DOT11_OID_SSID, 0, NULL, &r); + essid = r.ptr; + + if (essid->length) { + dwrq->flags = 1; /* set ESSID to ON for Wireless Extensions */ + /* if it is too big, trunk it */ + dwrq->length = min((u8)IW_ESSID_MAX_SIZE, essid->length); + } else { + dwrq->flags = 0; + dwrq->length = 0; + } + essid->octets[dwrq->length] = '\0'; + memcpy(extra, essid->octets, dwrq->length); + kfree(essid); + + return rvalue; +} + +/* Provides no functionality, just completes the ioctl. In essence this is a + * just a cosmetic ioctl. + */ +static int +prism54_set_nick(struct net_device *ndev, struct iw_request_info *info, + struct iw_point *dwrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + + if (dwrq->length > IW_ESSID_MAX_SIZE) + return -E2BIG; + + down_write(&priv->mib_sem); + memset(priv->nickname, 0, sizeof (priv->nickname)); + memcpy(priv->nickname, extra, dwrq->length); + up_write(&priv->mib_sem); + + return 0; +} + +static int +prism54_get_nick(struct net_device *ndev, struct iw_request_info *info, + struct iw_point *dwrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + + dwrq->length = 0; + + down_read(&priv->mib_sem); + dwrq->length = strlen(priv->nickname); + memcpy(extra, priv->nickname, dwrq->length); + up_read(&priv->mib_sem); + + return 0; +} + +/* Set the allowed Bitrates */ + +static int +prism54_set_rate(struct net_device *ndev, + struct iw_request_info *info, + struct iw_param *vwrq, char *extra) +{ + + islpci_private *priv = netdev_priv(ndev); + u32 rate, profile; + char *data; + int ret, i; + union oid_res_t r; + + if (vwrq->value == -1) { + /* auto mode. No limit. */ + profile = 1; + return mgt_set_request(priv, DOT11_OID_PROFILES, 0, &profile); + } + + ret = mgt_get_request(priv, DOT11_OID_SUPPORTEDRATES, 0, NULL, &r); + if (ret) { + kfree(r.ptr); + return ret; + } + + rate = (u32) (vwrq->value / 500000); + data = r.ptr; + i = 0; + + while (data[i]) { + if (rate && (data[i] == rate)) { + break; + } + if (vwrq->value == i) { + break; + } + data[i] |= 0x80; + i++; + } + + if (!data[i]) { + kfree(r.ptr); + return -EINVAL; + } + + data[i] |= 0x80; + data[i + 1] = 0; + + /* Now, check if we want a fixed or auto value */ + if (vwrq->fixed) { + data[0] = data[i]; + data[1] = 0; + } + +/* + i = 0; + printk("prism54 rate: "); + while(data[i]) { + printk("%u ", data[i]); + i++; + } + printk("0\n"); +*/ + profile = -1; + ret = mgt_set_request(priv, DOT11_OID_PROFILES, 0, &profile); + ret |= mgt_set_request(priv, DOT11_OID_EXTENDEDRATES, 0, data); + ret |= mgt_set_request(priv, DOT11_OID_RATES, 0, data); + + kfree(r.ptr); + + return ret; +} + +/* Get the current bit rate */ +static int +prism54_get_rate(struct net_device *ndev, + struct iw_request_info *info, + struct iw_param *vwrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + int rvalue; + char *data; + union oid_res_t r; + + /* Get the current bit rate */ + if ((rvalue = mgt_get_request(priv, GEN_OID_LINKSTATE, 0, NULL, &r))) + return rvalue; + vwrq->value = r.u * 500000; + + /* request the device for the enabled rates */ + rvalue = mgt_get_request(priv, DOT11_OID_RATES, 0, NULL, &r); + if (rvalue) { + kfree(r.ptr); + return rvalue; + } + data = r.ptr; + vwrq->fixed = (data[0] != 0) && (data[1] == 0); + kfree(r.ptr); + + return 0; +} + +static int +prism54_set_rts(struct net_device *ndev, struct iw_request_info *info, + struct iw_param *vwrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + + return mgt_set_request(priv, DOT11_OID_RTSTHRESH, 0, &vwrq->value); +} + +static int +prism54_get_rts(struct net_device *ndev, struct iw_request_info *info, + struct iw_param *vwrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + union oid_res_t r; + int rvalue; + + /* get the rts threshold */ + rvalue = mgt_get_request(priv, DOT11_OID_RTSTHRESH, 0, NULL, &r); + vwrq->value = r.u; + + return rvalue; +} + +static int +prism54_set_frag(struct net_device *ndev, struct iw_request_info *info, + struct iw_param *vwrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + + return mgt_set_request(priv, DOT11_OID_FRAGTHRESH, 0, &vwrq->value); +} + +static int +prism54_get_frag(struct net_device *ndev, struct iw_request_info *info, + struct iw_param *vwrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + union oid_res_t r; + int rvalue; + + rvalue = mgt_get_request(priv, DOT11_OID_FRAGTHRESH, 0, NULL, &r); + vwrq->value = r.u; + + return rvalue; +} + +/* Here we have (min,max) = max retries for (small frames, big frames). Where + * big frame <=> bigger than the rts threshold + * small frame <=> smaller than the rts threshold + * This is not really the behavior expected by the wireless tool but it seems + * to be a common behavior in other drivers. + */ + +static int +prism54_set_retry(struct net_device *ndev, struct iw_request_info *info, + struct iw_param *vwrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + u32 slimit = 0, llimit = 0; /* short and long limit */ + u32 lifetime = 0; + int rvalue = 0; + + if (vwrq->disabled) + /* we cannot disable this feature */ + return -EINVAL; + + if (vwrq->flags & IW_RETRY_LIMIT) { + if (vwrq->flags & IW_RETRY_SHORT) + slimit = vwrq->value; + else if (vwrq->flags & IW_RETRY_LONG) + llimit = vwrq->value; + else { + /* we are asked to set both */ + slimit = vwrq->value; + llimit = vwrq->value; + } + } + if (vwrq->flags & IW_RETRY_LIFETIME) + /* Wireless tools use us unit while the device uses 1024 us unit */ + lifetime = vwrq->value / 1024; + + /* now set what is requested */ + if (slimit) + rvalue = + mgt_set_request(priv, DOT11_OID_SHORTRETRIES, 0, &slimit); + if (llimit) + rvalue |= + mgt_set_request(priv, DOT11_OID_LONGRETRIES, 0, &llimit); + if (lifetime) + rvalue |= + mgt_set_request(priv, DOT11_OID_MAXTXLIFETIME, 0, + &lifetime); + return rvalue; +} + +static int +prism54_get_retry(struct net_device *ndev, struct iw_request_info *info, + struct iw_param *vwrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + union oid_res_t r; + int rvalue = 0; + vwrq->disabled = 0; /* It cannot be disabled */ + + if ((vwrq->flags & IW_RETRY_TYPE) == IW_RETRY_LIFETIME) { + /* we are asked for the life time */ + rvalue = + mgt_get_request(priv, DOT11_OID_MAXTXLIFETIME, 0, NULL, &r); + vwrq->value = r.u * 1024; + vwrq->flags = IW_RETRY_LIFETIME; + } else if ((vwrq->flags & IW_RETRY_LONG)) { + /* we are asked for the long retry limit */ + rvalue |= + mgt_get_request(priv, DOT11_OID_LONGRETRIES, 0, NULL, &r); + vwrq->value = r.u; + vwrq->flags = IW_RETRY_LIMIT | IW_RETRY_LONG; + } else { + /* default. get the short retry limit */ + rvalue |= + mgt_get_request(priv, DOT11_OID_SHORTRETRIES, 0, NULL, &r); + vwrq->value = r.u; + vwrq->flags = IW_RETRY_LIMIT | IW_RETRY_SHORT; + } + + return rvalue; +} + +static int +prism54_set_encode(struct net_device *ndev, struct iw_request_info *info, + struct iw_point *dwrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + int rvalue = 0, force = 0; + int authen = DOT11_AUTH_OS, invoke = 0, exunencrypt = 0; + union oid_res_t r; + + /* with the new API, it's impossible to get a NULL pointer. + * New version of iwconfig set the IW_ENCODE_NOKEY flag + * when no key is given, but older versions don't. */ + + if (dwrq->length > 0) { + /* we have a key to set */ + int index = (dwrq->flags & IW_ENCODE_INDEX) - 1; + int current_index; + struct obj_key key = { DOT11_PRIV_WEP, 0, "" }; + + /* get the current key index */ + rvalue = mgt_get_request(priv, DOT11_OID_DEFKEYID, 0, NULL, &r); + current_index = r.u; + /* Verify that the key is not marked as invalid */ + if (!(dwrq->flags & IW_ENCODE_NOKEY)) { + if (dwrq->length > KEY_SIZE_TKIP) { + /* User-provided key data too big */ + return -EINVAL; + } + if (dwrq->length > KEY_SIZE_WEP104) { + /* WPA-PSK TKIP */ + key.type = DOT11_PRIV_TKIP; + key.length = KEY_SIZE_TKIP; + } else if (dwrq->length > KEY_SIZE_WEP40) { + /* WEP 104/128 */ + key.length = KEY_SIZE_WEP104; + } else { + /* WEP 40/64 */ + key.length = KEY_SIZE_WEP40; + } + memset(key.key, 0, sizeof (key.key)); + memcpy(key.key, extra, dwrq->length); + + if ((index < 0) || (index > 3)) + /* no index provided use the current one */ + index = current_index; + + /* now send the key to the card */ + rvalue |= + mgt_set_request(priv, DOT11_OID_DEFKEYX, index, + &key); + } + /* + * If a valid key is set, encryption should be enabled + * (user may turn it off later). + * This is also how "iwconfig ethX key on" works + */ + if ((index == current_index) && (key.length > 0)) + force = 1; + } else { + int index = (dwrq->flags & IW_ENCODE_INDEX) - 1; + if ((index >= 0) && (index <= 3)) { + /* we want to set the key index */ + rvalue |= + mgt_set_request(priv, DOT11_OID_DEFKEYID, 0, + &index); + } else { + if (!(dwrq->flags & IW_ENCODE_MODE)) { + /* we cannot do anything. Complain. */ + return -EINVAL; + } + } + } + /* now read the flags */ + if (dwrq->flags & IW_ENCODE_DISABLED) { + /* Encoding disabled, + * authen = DOT11_AUTH_OS; + * invoke = 0; + * exunencrypt = 0; */ + } + if (dwrq->flags & IW_ENCODE_OPEN) + /* Encode but accept non-encoded packets. No auth */ + invoke = 1; + if ((dwrq->flags & IW_ENCODE_RESTRICTED) || force) { + /* Refuse non-encoded packets. Auth */ + authen = DOT11_AUTH_BOTH; + invoke = 1; + exunencrypt = 1; + } + /* do the change if requested */ + if ((dwrq->flags & IW_ENCODE_MODE) || force) { + rvalue |= + mgt_set_request(priv, DOT11_OID_AUTHENABLE, 0, &authen); + rvalue |= + mgt_set_request(priv, DOT11_OID_PRIVACYINVOKED, 0, &invoke); + rvalue |= + mgt_set_request(priv, DOT11_OID_EXUNENCRYPTED, 0, + &exunencrypt); + } + return rvalue; +} + +static int +prism54_get_encode(struct net_device *ndev, struct iw_request_info *info, + struct iw_point *dwrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + struct obj_key *key; + u32 devindex, index = (dwrq->flags & IW_ENCODE_INDEX) - 1; + u32 authen = 0, invoke = 0, exunencrypt = 0; + int rvalue; + union oid_res_t r; + + /* first get the flags */ + rvalue = mgt_get_request(priv, DOT11_OID_AUTHENABLE, 0, NULL, &r); + authen = r.u; + rvalue |= mgt_get_request(priv, DOT11_OID_PRIVACYINVOKED, 0, NULL, &r); + invoke = r.u; + rvalue |= mgt_get_request(priv, DOT11_OID_EXUNENCRYPTED, 0, NULL, &r); + exunencrypt = r.u; + + if (invoke && (authen == DOT11_AUTH_BOTH) && exunencrypt) + dwrq->flags = IW_ENCODE_RESTRICTED; + else if ((authen == DOT11_AUTH_OS) && !exunencrypt) { + if (invoke) + dwrq->flags = IW_ENCODE_OPEN; + else + dwrq->flags = IW_ENCODE_DISABLED; + } else + /* The card should not work in this state */ + dwrq->flags = 0; + + /* get the current device key index */ + rvalue |= mgt_get_request(priv, DOT11_OID_DEFKEYID, 0, NULL, &r); + devindex = r.u; + /* Now get the key, return it */ + if (index == -1 || index > 3) + /* no index provided, use the current one */ + index = devindex; + rvalue |= mgt_get_request(priv, DOT11_OID_DEFKEYX, index, NULL, &r); + key = r.ptr; + dwrq->length = key->length; + memcpy(extra, key->key, dwrq->length); + kfree(key); + /* return the used key index */ + dwrq->flags |= devindex + 1; + + return rvalue; +} + +static int +prism54_get_txpower(struct net_device *ndev, struct iw_request_info *info, + struct iw_param *vwrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + union oid_res_t r; + int rvalue; + + rvalue = mgt_get_request(priv, OID_INL_OUTPUTPOWER, 0, NULL, &r); + /* intersil firmware operates in 0.25 dBm (1/4 dBm) */ + vwrq->value = (s32) r.u / 4; + vwrq->fixed = 1; + /* radio is not turned of + * btw: how is possible to turn off only the radio + */ + vwrq->disabled = 0; + + return rvalue; +} + +static int +prism54_set_txpower(struct net_device *ndev, struct iw_request_info *info, + struct iw_param *vwrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + s32 u = vwrq->value; + + /* intersil firmware operates in 0.25 dBm (1/4) */ + u *= 4; + if (vwrq->disabled) { + /* don't know how to disable radio */ + printk(KERN_DEBUG + "%s: %s() disabling radio is not yet supported.\n", + priv->ndev->name, __func__); + return -ENOTSUPP; + } else if (vwrq->fixed) + /* currently only fixed value is supported */ + return mgt_set_request(priv, OID_INL_OUTPUTPOWER, 0, &u); + else { + printk(KERN_DEBUG + "%s: %s() auto power will be implemented later.\n", + priv->ndev->name, __func__); + return -ENOTSUPP; + } +} + +static int prism54_set_genie(struct net_device *ndev, + struct iw_request_info *info, + struct iw_point *data, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + int alen, ret = 0; + struct obj_attachment *attach; + + if (data->length > MAX_WPA_IE_LEN || + (data->length && extra == NULL)) + return -EINVAL; + + memcpy(priv->wpa_ie, extra, data->length); + priv->wpa_ie_len = data->length; + + alen = sizeof(*attach) + priv->wpa_ie_len; + attach = kzalloc(alen, GFP_KERNEL); + if (attach == NULL) + return -ENOMEM; + +#define WLAN_FC_TYPE_MGMT 0 +#define WLAN_FC_STYPE_ASSOC_REQ 0 +#define WLAN_FC_STYPE_REASSOC_REQ 2 + + /* Note: endianness is covered by mgt_set_varlen */ + attach->type = (WLAN_FC_TYPE_MGMT << 2) | + (WLAN_FC_STYPE_ASSOC_REQ << 4); + attach->id = -1; + attach->size = priv->wpa_ie_len; + memcpy(attach->data, extra, priv->wpa_ie_len); + + ret = mgt_set_varlen(priv, DOT11_OID_ATTACHMENT, attach, + priv->wpa_ie_len); + if (ret == 0) { + attach->type = (WLAN_FC_TYPE_MGMT << 2) | + (WLAN_FC_STYPE_REASSOC_REQ << 4); + + ret = mgt_set_varlen(priv, DOT11_OID_ATTACHMENT, attach, + priv->wpa_ie_len); + if (ret == 0) + printk(KERN_DEBUG "%s: WPA IE Attachment was set\n", + ndev->name); + } + + kfree(attach); + return ret; +} + + +static int prism54_get_genie(struct net_device *ndev, + struct iw_request_info *info, + struct iw_point *data, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + int len = priv->wpa_ie_len; + + if (len <= 0) { + data->length = 0; + return 0; + } + + if (data->length < len) + return -E2BIG; + + data->length = len; + memcpy(extra, priv->wpa_ie, len); + + return 0; +} + +static int prism54_set_auth(struct net_device *ndev, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + struct iw_param *param = &wrqu->param; + u32 mlmelevel = 0, authen = 0, dot1x = 0; + u32 exunencrypt = 0, privinvoked = 0, wpa = 0; + u32 old_wpa; + int ret = 0; + union oid_res_t r; + + if (islpci_get_state(priv) < PRV_STATE_INIT) + return 0; + + /* first get the flags */ + down_write(&priv->mib_sem); + wpa = old_wpa = priv->wpa; + up_write(&priv->mib_sem); + ret = mgt_get_request(priv, DOT11_OID_AUTHENABLE, 0, NULL, &r); + authen = r.u; + ret = mgt_get_request(priv, DOT11_OID_PRIVACYINVOKED, 0, NULL, &r); + privinvoked = r.u; + ret = mgt_get_request(priv, DOT11_OID_EXUNENCRYPTED, 0, NULL, &r); + exunencrypt = r.u; + ret = mgt_get_request(priv, DOT11_OID_DOT1XENABLE, 0, NULL, &r); + dot1x = r.u; + ret = mgt_get_request(priv, DOT11_OID_MLMEAUTOLEVEL, 0, NULL, &r); + mlmelevel = r.u; + + if (ret < 0) + goto out; + + switch (param->flags & IW_AUTH_INDEX) { + case IW_AUTH_CIPHER_PAIRWISE: + case IW_AUTH_CIPHER_GROUP: + case IW_AUTH_KEY_MGMT: + break; + + case IW_AUTH_WPA_ENABLED: + /* Do the same thing as IW_AUTH_WPA_VERSION */ + if (param->value) { + wpa = 1; + privinvoked = 1; /* For privacy invoked */ + exunencrypt = 1; /* Filter out all unencrypted frames */ + dot1x = 0x01; /* To enable eap filter */ + mlmelevel = DOT11_MLME_EXTENDED; + authen = DOT11_AUTH_OS; /* Only WEP uses _SK and _BOTH */ + } else { + wpa = 0; + privinvoked = 0; + exunencrypt = 0; /* Do not filter un-encrypted data */ + dot1x = 0; + mlmelevel = DOT11_MLME_AUTO; + } + break; + + case IW_AUTH_WPA_VERSION: + if (param->value & IW_AUTH_WPA_VERSION_DISABLED) { + wpa = 0; + privinvoked = 0; + exunencrypt = 0; /* Do not filter un-encrypted data */ + dot1x = 0; + mlmelevel = DOT11_MLME_AUTO; + } else { + if (param->value & IW_AUTH_WPA_VERSION_WPA) + wpa = 1; + else if (param->value & IW_AUTH_WPA_VERSION_WPA2) + wpa = 2; + privinvoked = 1; /* For privacy invoked */ + exunencrypt = 1; /* Filter out all unencrypted frames */ + dot1x = 0x01; /* To enable eap filter */ + mlmelevel = DOT11_MLME_EXTENDED; + authen = DOT11_AUTH_OS; /* Only WEP uses _SK and _BOTH */ + } + break; + + case IW_AUTH_RX_UNENCRYPTED_EAPOL: + /* dot1x should be the opposite of RX_UNENCRYPTED_EAPOL; + * turn off dot1x when allowing receipt of unencrypted EAPOL + * frames, turn on dot1x when receipt should be disallowed + */ + dot1x = param->value ? 0 : 0x01; + break; + + case IW_AUTH_PRIVACY_INVOKED: + privinvoked = param->value ? 1 : 0; + break; + + case IW_AUTH_DROP_UNENCRYPTED: + exunencrypt = param->value ? 1 : 0; + break; + + case IW_AUTH_80211_AUTH_ALG: + if (param->value & IW_AUTH_ALG_SHARED_KEY) { + /* Only WEP uses _SK and _BOTH */ + if (wpa > 0) { + ret = -EINVAL; + goto out; + } + authen = DOT11_AUTH_SK; + } else if (param->value & IW_AUTH_ALG_OPEN_SYSTEM) { + authen = DOT11_AUTH_OS; + } else { + ret = -EINVAL; + goto out; + } + break; + + default: + return -EOPNOTSUPP; + } + + /* Set all the values */ + down_write(&priv->mib_sem); + priv->wpa = wpa; + up_write(&priv->mib_sem); + mgt_set_request(priv, DOT11_OID_AUTHENABLE, 0, &authen); + mgt_set_request(priv, DOT11_OID_PRIVACYINVOKED, 0, &privinvoked); + mgt_set_request(priv, DOT11_OID_EXUNENCRYPTED, 0, &exunencrypt); + mgt_set_request(priv, DOT11_OID_DOT1XENABLE, 0, &dot1x); + mgt_set_request(priv, DOT11_OID_MLMEAUTOLEVEL, 0, &mlmelevel); + +out: + return ret; +} + +static int prism54_get_auth(struct net_device *ndev, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + struct iw_param *param = &wrqu->param; + u32 wpa = 0; + int ret = 0; + union oid_res_t r; + + if (islpci_get_state(priv) < PRV_STATE_INIT) + return 0; + + /* first get the flags */ + down_write(&priv->mib_sem); + wpa = priv->wpa; + up_write(&priv->mib_sem); + + switch (param->flags & IW_AUTH_INDEX) { + case IW_AUTH_CIPHER_PAIRWISE: + case IW_AUTH_CIPHER_GROUP: + case IW_AUTH_KEY_MGMT: + /* + * wpa_supplicant will control these internally + */ + ret = -EOPNOTSUPP; + break; + + case IW_AUTH_WPA_VERSION: + switch (wpa) { + case 1: + param->value = IW_AUTH_WPA_VERSION_WPA; + break; + case 2: + param->value = IW_AUTH_WPA_VERSION_WPA2; + break; + case 0: + default: + param->value = IW_AUTH_WPA_VERSION_DISABLED; + break; + } + break; + + case IW_AUTH_DROP_UNENCRYPTED: + ret = mgt_get_request(priv, DOT11_OID_EXUNENCRYPTED, 0, NULL, &r); + if (ret >= 0) + param->value = r.u > 0 ? 1 : 0; + break; + + case IW_AUTH_80211_AUTH_ALG: + ret = mgt_get_request(priv, DOT11_OID_AUTHENABLE, 0, NULL, &r); + if (ret >= 0) { + switch (r.u) { + case DOT11_AUTH_OS: + param->value = IW_AUTH_ALG_OPEN_SYSTEM; + break; + case DOT11_AUTH_BOTH: + case DOT11_AUTH_SK: + param->value = IW_AUTH_ALG_SHARED_KEY; + break; + case DOT11_AUTH_NONE: + default: + param->value = 0; + break; + } + } + break; + + case IW_AUTH_WPA_ENABLED: + param->value = wpa > 0 ? 1 : 0; + break; + + case IW_AUTH_RX_UNENCRYPTED_EAPOL: + ret = mgt_get_request(priv, DOT11_OID_DOT1XENABLE, 0, NULL, &r); + if (ret >= 0) + param->value = r.u > 0 ? 1 : 0; + break; + + case IW_AUTH_PRIVACY_INVOKED: + ret = mgt_get_request(priv, DOT11_OID_PRIVACYINVOKED, 0, NULL, &r); + if (ret >= 0) + param->value = r.u > 0 ? 1 : 0; + break; + + default: + return -EOPNOTSUPP; + } + return ret; +} + +static int prism54_set_encodeext(struct net_device *ndev, + struct iw_request_info *info, + union iwreq_data *wrqu, + char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + struct iw_point *encoding = &wrqu->encoding; + struct iw_encode_ext *ext = (struct iw_encode_ext *)extra; + int idx, alg = ext->alg, set_key = 1; + union oid_res_t r; + int authen = DOT11_AUTH_OS, invoke = 0, exunencrypt = 0; + int ret = 0; + + if (islpci_get_state(priv) < PRV_STATE_INIT) + return 0; + + /* Determine and validate the key index */ + idx = (encoding->flags & IW_ENCODE_INDEX) - 1; + if (idx) { + if (idx < 0 || idx > 3) + return -EINVAL; + } else { + ret = mgt_get_request(priv, DOT11_OID_DEFKEYID, 0, NULL, &r); + if (ret < 0) + goto out; + idx = r.u; + } + + if (encoding->flags & IW_ENCODE_DISABLED) + alg = IW_ENCODE_ALG_NONE; + + if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) { + /* Only set transmit key index here, actual + * key is set below if needed. + */ + ret = mgt_set_request(priv, DOT11_OID_DEFKEYID, 0, &idx); + set_key = ext->key_len > 0 ? 1 : 0; + } + + if (set_key) { + struct obj_key key = { DOT11_PRIV_WEP, 0, "" }; + switch (alg) { + case IW_ENCODE_ALG_NONE: + break; + case IW_ENCODE_ALG_WEP: + if (ext->key_len > KEY_SIZE_WEP104) { + ret = -EINVAL; + goto out; + } + if (ext->key_len > KEY_SIZE_WEP40) + key.length = KEY_SIZE_WEP104; + else + key.length = KEY_SIZE_WEP40; + break; + case IW_ENCODE_ALG_TKIP: + if (ext->key_len > KEY_SIZE_TKIP) { + ret = -EINVAL; + goto out; + } + key.type = DOT11_PRIV_TKIP; + key.length = KEY_SIZE_TKIP; + break; + default: + return -EINVAL; + } + + if (key.length) { + memset(key.key, 0, sizeof(key.key)); + memcpy(key.key, ext->key, ext->key_len); + ret = mgt_set_request(priv, DOT11_OID_DEFKEYX, idx, + &key); + if (ret < 0) + goto out; + } + } + + /* Read the flags */ + if (encoding->flags & IW_ENCODE_DISABLED) { + /* Encoding disabled, + * authen = DOT11_AUTH_OS; + * invoke = 0; + * exunencrypt = 0; */ + } + if (encoding->flags & IW_ENCODE_OPEN) { + /* Encode but accept non-encoded packets. No auth */ + invoke = 1; + } + if (encoding->flags & IW_ENCODE_RESTRICTED) { + /* Refuse non-encoded packets. Auth */ + authen = DOT11_AUTH_BOTH; + invoke = 1; + exunencrypt = 1; + } + + /* do the change if requested */ + if (encoding->flags & IW_ENCODE_MODE) { + ret = mgt_set_request(priv, DOT11_OID_AUTHENABLE, 0, + &authen); + ret = mgt_set_request(priv, DOT11_OID_PRIVACYINVOKED, 0, + &invoke); + ret = mgt_set_request(priv, DOT11_OID_EXUNENCRYPTED, 0, + &exunencrypt); + } + +out: + return ret; +} + + +static int prism54_get_encodeext(struct net_device *ndev, + struct iw_request_info *info, + union iwreq_data *wrqu, + char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + struct iw_point *encoding = &wrqu->encoding; + struct iw_encode_ext *ext = (struct iw_encode_ext *)extra; + int idx, max_key_len; + union oid_res_t r; + int authen = DOT11_AUTH_OS, invoke = 0, exunencrypt = 0, wpa = 0; + int ret = 0; + + if (islpci_get_state(priv) < PRV_STATE_INIT) + return 0; + + /* first get the flags */ + ret = mgt_get_request(priv, DOT11_OID_AUTHENABLE, 0, NULL, &r); + authen = r.u; + ret = mgt_get_request(priv, DOT11_OID_PRIVACYINVOKED, 0, NULL, &r); + invoke = r.u; + ret = mgt_get_request(priv, DOT11_OID_EXUNENCRYPTED, 0, NULL, &r); + exunencrypt = r.u; + if (ret < 0) + goto out; + + max_key_len = encoding->length - sizeof(*ext); + if (max_key_len < 0) + return -EINVAL; + + idx = (encoding->flags & IW_ENCODE_INDEX) - 1; + if (idx) { + if (idx < 0 || idx > 3) + return -EINVAL; + } else { + ret = mgt_get_request(priv, DOT11_OID_DEFKEYID, 0, NULL, &r); + if (ret < 0) + goto out; + idx = r.u; + } + + encoding->flags = idx + 1; + memset(ext, 0, sizeof(*ext)); + + switch (authen) { + case DOT11_AUTH_BOTH: + case DOT11_AUTH_SK: + wrqu->encoding.flags |= IW_ENCODE_RESTRICTED; + case DOT11_AUTH_OS: + default: + wrqu->encoding.flags |= IW_ENCODE_OPEN; + break; + } + + down_write(&priv->mib_sem); + wpa = priv->wpa; + up_write(&priv->mib_sem); + + if (authen == DOT11_AUTH_OS && !exunencrypt && !invoke && !wpa) { + /* No encryption */ + ext->alg = IW_ENCODE_ALG_NONE; + ext->key_len = 0; + wrqu->encoding.flags |= IW_ENCODE_DISABLED; + } else { + struct obj_key *key; + + ret = mgt_get_request(priv, DOT11_OID_DEFKEYX, idx, NULL, &r); + if (ret < 0) + goto out; + key = r.ptr; + if (max_key_len < key->length) { + ret = -E2BIG; + goto out; + } + memcpy(ext->key, key->key, key->length); + ext->key_len = key->length; + + switch (key->type) { + case DOT11_PRIV_TKIP: + ext->alg = IW_ENCODE_ALG_TKIP; + break; + default: + case DOT11_PRIV_WEP: + ext->alg = IW_ENCODE_ALG_WEP; + break; + } + wrqu->encoding.flags |= IW_ENCODE_ENABLED; + } + +out: + return ret; +} + + +static int +prism54_reset(struct net_device *ndev, struct iw_request_info *info, + __u32 * uwrq, char *extra) +{ + islpci_reset(netdev_priv(ndev), 0); + + return 0; +} + +static int +prism54_get_oid(struct net_device *ndev, struct iw_request_info *info, + struct iw_point *dwrq, char *extra) +{ + union oid_res_t r; + int rvalue; + enum oid_num_t n = dwrq->flags; + + rvalue = mgt_get_request(netdev_priv(ndev), n, 0, NULL, &r); + dwrq->length = mgt_response_to_str(n, &r, extra); + if ((isl_oid[n].flags & OID_FLAG_TYPE) != OID_TYPE_U32) + kfree(r.ptr); + return rvalue; +} + +static int +prism54_set_u32(struct net_device *ndev, struct iw_request_info *info, + __u32 * uwrq, char *extra) +{ + u32 oid = uwrq[0], u = uwrq[1]; + + return mgt_set_request(netdev_priv(ndev), oid, 0, &u); +} + +static int +prism54_set_raw(struct net_device *ndev, struct iw_request_info *info, + struct iw_point *dwrq, char *extra) +{ + u32 oid = dwrq->flags; + + return mgt_set_request(netdev_priv(ndev), oid, 0, extra); +} + +void +prism54_acl_init(struct islpci_acl *acl) +{ + mutex_init(&acl->lock); + INIT_LIST_HEAD(&acl->mac_list); + acl->size = 0; + acl->policy = MAC_POLICY_OPEN; +} + +static void +prism54_clear_mac(struct islpci_acl *acl) +{ + struct list_head *ptr, *next; + struct mac_entry *entry; + + mutex_lock(&acl->lock); + + if (acl->size == 0) { + mutex_unlock(&acl->lock); + return; + } + + for (ptr = acl->mac_list.next, next = ptr->next; + ptr != &acl->mac_list; ptr = next, next = ptr->next) { + entry = list_entry(ptr, struct mac_entry, _list); + list_del(ptr); + kfree(entry); + } + acl->size = 0; + mutex_unlock(&acl->lock); +} + +void +prism54_acl_clean(struct islpci_acl *acl) +{ + prism54_clear_mac(acl); +} + +static int +prism54_add_mac(struct net_device *ndev, struct iw_request_info *info, + struct sockaddr *awrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + struct islpci_acl *acl = &priv->acl; + struct mac_entry *entry; + struct sockaddr *addr = (struct sockaddr *) extra; + + if (addr->sa_family != ARPHRD_ETHER) + return -EOPNOTSUPP; + + entry = kmalloc(sizeof (struct mac_entry), GFP_KERNEL); + if (entry == NULL) + return -ENOMEM; + + memcpy(entry->addr, addr->sa_data, ETH_ALEN); + + if (mutex_lock_interruptible(&acl->lock)) { + kfree(entry); + return -ERESTARTSYS; + } + list_add_tail(&entry->_list, &acl->mac_list); + acl->size++; + mutex_unlock(&acl->lock); + + return 0; +} + +static int +prism54_del_mac(struct net_device *ndev, struct iw_request_info *info, + struct sockaddr *awrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + struct islpci_acl *acl = &priv->acl; + struct mac_entry *entry; + struct sockaddr *addr = (struct sockaddr *) extra; + + if (addr->sa_family != ARPHRD_ETHER) + return -EOPNOTSUPP; + + if (mutex_lock_interruptible(&acl->lock)) + return -ERESTARTSYS; + list_for_each_entry(entry, &acl->mac_list, _list) { + if (ether_addr_equal(entry->addr, addr->sa_data)) { + list_del(&entry->_list); + acl->size--; + kfree(entry); + mutex_unlock(&acl->lock); + return 0; + } + } + mutex_unlock(&acl->lock); + return -EINVAL; +} + +static int +prism54_get_mac(struct net_device *ndev, struct iw_request_info *info, + struct iw_point *dwrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + struct islpci_acl *acl = &priv->acl; + struct mac_entry *entry; + struct sockaddr *dst = (struct sockaddr *) extra; + + dwrq->length = 0; + + if (mutex_lock_interruptible(&acl->lock)) + return -ERESTARTSYS; + + list_for_each_entry(entry, &acl->mac_list, _list) { + memcpy(dst->sa_data, entry->addr, ETH_ALEN); + dst->sa_family = ARPHRD_ETHER; + dwrq->length++; + dst++; + } + mutex_unlock(&acl->lock); + return 0; +} + +/* Setting policy also clears the MAC acl, even if we don't change the default + * policy + */ + +static int +prism54_set_policy(struct net_device *ndev, struct iw_request_info *info, + __u32 * uwrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + struct islpci_acl *acl = &priv->acl; + u32 mlmeautolevel; + + prism54_clear_mac(acl); + + if ((*uwrq < MAC_POLICY_OPEN) || (*uwrq > MAC_POLICY_REJECT)) + return -EINVAL; + + down_write(&priv->mib_sem); + + acl->policy = *uwrq; + + /* the ACL code needs an intermediate mlmeautolevel */ + if ((priv->iw_mode == IW_MODE_MASTER) && + (acl->policy != MAC_POLICY_OPEN)) + mlmeautolevel = DOT11_MLME_INTERMEDIATE; + else + mlmeautolevel = CARD_DEFAULT_MLME_MODE; + if (priv->wpa) + mlmeautolevel = DOT11_MLME_EXTENDED; + mgt_set(priv, DOT11_OID_MLMEAUTOLEVEL, &mlmeautolevel); + /* restart the card with our new policy */ + if (mgt_commit(priv)) { + up_write(&priv->mib_sem); + return -EIO; + } + up_write(&priv->mib_sem); + + return 0; +} + +static int +prism54_get_policy(struct net_device *ndev, struct iw_request_info *info, + __u32 * uwrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + struct islpci_acl *acl = &priv->acl; + + *uwrq = acl->policy; + + return 0; +} + +/* Return 1 only if client should be accepted. */ + +static int +prism54_mac_accept(struct islpci_acl *acl, char *mac) +{ + struct mac_entry *entry; + int res = 0; + + if (mutex_lock_interruptible(&acl->lock)) + return -ERESTARTSYS; + + if (acl->policy == MAC_POLICY_OPEN) { + mutex_unlock(&acl->lock); + return 1; + } + + list_for_each_entry(entry, &acl->mac_list, _list) { + if (memcmp(entry->addr, mac, ETH_ALEN) == 0) { + res = 1; + break; + } + } + res = (acl->policy == MAC_POLICY_ACCEPT) ? !res : res; + mutex_unlock(&acl->lock); + + return res; +} + +static int +prism54_kick_all(struct net_device *ndev, struct iw_request_info *info, + struct iw_point *dwrq, char *extra) +{ + struct obj_mlme *mlme; + int rvalue; + + mlme = kmalloc(sizeof (struct obj_mlme), GFP_KERNEL); + if (mlme == NULL) + return -ENOMEM; + + /* Tell the card to kick every client */ + mlme->id = 0; + rvalue = + mgt_set_request(netdev_priv(ndev), DOT11_OID_DISASSOCIATE, 0, mlme); + kfree(mlme); + + return rvalue; +} + +static int +prism54_kick_mac(struct net_device *ndev, struct iw_request_info *info, + struct sockaddr *awrq, char *extra) +{ + struct obj_mlme *mlme; + struct sockaddr *addr = (struct sockaddr *) extra; + int rvalue; + + if (addr->sa_family != ARPHRD_ETHER) + return -EOPNOTSUPP; + + mlme = kmalloc(sizeof (struct obj_mlme), GFP_KERNEL); + if (mlme == NULL) + return -ENOMEM; + + /* Tell the card to only kick the corresponding bastard */ + memcpy(mlme->address, addr->sa_data, ETH_ALEN); + mlme->id = -1; + rvalue = + mgt_set_request(netdev_priv(ndev), DOT11_OID_DISASSOCIATE, 0, mlme); + + kfree(mlme); + + return rvalue; +} + +/* Translate a TRAP oid into a wireless event. Called in islpci_mgt_receive. */ + +static void +format_event(islpci_private *priv, char *dest, const char *str, + const struct obj_mlme *mlme, u16 *length, int error) +{ + int n = snprintf(dest, IW_CUSTOM_MAX, + "%s %s %pM %s (%2.2X)", + str, + ((priv->iw_mode == IW_MODE_MASTER) ? "from" : "to"), + mlme->address, + (error ? (mlme->code ? " : REJECTED " : " : ACCEPTED ") + : ""), mlme->code); + BUG_ON(n > IW_CUSTOM_MAX); + *length = n; +} + +static void +send_formatted_event(islpci_private *priv, const char *str, + const struct obj_mlme *mlme, int error) +{ + union iwreq_data wrqu; + char *memptr; + + memptr = kmalloc(IW_CUSTOM_MAX, GFP_KERNEL); + if (!memptr) + return; + wrqu.data.pointer = memptr; + wrqu.data.length = 0; + format_event(priv, memptr, str, mlme, &wrqu.data.length, + error); + wireless_send_event(priv->ndev, IWEVCUSTOM, &wrqu, memptr); + kfree(memptr); +} + +static void +send_simple_event(islpci_private *priv, const char *str) +{ + union iwreq_data wrqu; + char *memptr; + int n = strlen(str); + + memptr = kmalloc(IW_CUSTOM_MAX, GFP_KERNEL); + if (!memptr) + return; + BUG_ON(n >= IW_CUSTOM_MAX); + wrqu.data.pointer = memptr; + wrqu.data.length = n; + strcpy(memptr, str); + wireless_send_event(priv->ndev, IWEVCUSTOM, &wrqu, memptr); + kfree(memptr); +} + +static void +link_changed(struct net_device *ndev, u32 bitrate) +{ + islpci_private *priv = netdev_priv(ndev); + + if (bitrate) { + netif_carrier_on(ndev); + if (priv->iw_mode == IW_MODE_INFRA) { + union iwreq_data uwrq; + prism54_get_wap(ndev, NULL, (struct sockaddr *) &uwrq, + NULL); + wireless_send_event(ndev, SIOCGIWAP, &uwrq, NULL); + } else + send_simple_event(netdev_priv(ndev), + "Link established"); + } else { + netif_carrier_off(ndev); + send_simple_event(netdev_priv(ndev), "Link lost"); + } +} + +/* Beacon/ProbeResp payload header */ +struct ieee80211_beacon_phdr { + u8 timestamp[8]; + u16 beacon_int; + u16 capab_info; +} __packed; + +#define WLAN_EID_GENERIC 0xdd +static u8 wpa_oid[4] = { 0x00, 0x50, 0xf2, 1 }; + +static void +prism54_wpa_bss_ie_add(islpci_private *priv, u8 *bssid, + u8 *wpa_ie, size_t wpa_ie_len) +{ + struct list_head *ptr; + struct islpci_bss_wpa_ie *bss = NULL; + + if (wpa_ie_len > MAX_WPA_IE_LEN) + wpa_ie_len = MAX_WPA_IE_LEN; + + mutex_lock(&priv->wpa_lock); + + /* try to use existing entry */ + list_for_each(ptr, &priv->bss_wpa_list) { + bss = list_entry(ptr, struct islpci_bss_wpa_ie, list); + if (memcmp(bss->bssid, bssid, ETH_ALEN) == 0) { + list_move(&bss->list, &priv->bss_wpa_list); + break; + } + bss = NULL; + } + + if (bss == NULL) { + /* add a new BSS entry; if max number of entries is already + * reached, replace the least recently updated */ + if (priv->num_bss_wpa >= MAX_BSS_WPA_IE_COUNT) { + bss = list_entry(priv->bss_wpa_list.prev, + struct islpci_bss_wpa_ie, list); + list_del(&bss->list); + } else { + bss = kzalloc(sizeof (*bss), GFP_ATOMIC); + if (bss != NULL) + priv->num_bss_wpa++; + } + if (bss != NULL) { + memcpy(bss->bssid, bssid, ETH_ALEN); + list_add(&bss->list, &priv->bss_wpa_list); + } + } + + if (bss != NULL) { + memcpy(bss->wpa_ie, wpa_ie, wpa_ie_len); + bss->wpa_ie_len = wpa_ie_len; + bss->last_update = jiffies; + } else { + printk(KERN_DEBUG "Failed to add BSS WPA entry for " + "%pM\n", bssid); + } + + /* expire old entries from WPA list */ + while (priv->num_bss_wpa > 0) { + bss = list_entry(priv->bss_wpa_list.prev, + struct islpci_bss_wpa_ie, list); + if (!time_after(jiffies, bss->last_update + 60 * HZ)) + break; + + list_del(&bss->list); + priv->num_bss_wpa--; + kfree(bss); + } + + mutex_unlock(&priv->wpa_lock); +} + +static size_t +prism54_wpa_bss_ie_get(islpci_private *priv, u8 *bssid, u8 *wpa_ie) +{ + struct list_head *ptr; + struct islpci_bss_wpa_ie *bss = NULL; + size_t len = 0; + + mutex_lock(&priv->wpa_lock); + + list_for_each(ptr, &priv->bss_wpa_list) { + bss = list_entry(ptr, struct islpci_bss_wpa_ie, list); + if (memcmp(bss->bssid, bssid, ETH_ALEN) == 0) + break; + bss = NULL; + } + if (bss) { + len = bss->wpa_ie_len; + memcpy(wpa_ie, bss->wpa_ie, len); + } + mutex_unlock(&priv->wpa_lock); + + return len; +} + +void +prism54_wpa_bss_ie_init(islpci_private *priv) +{ + INIT_LIST_HEAD(&priv->bss_wpa_list); + mutex_init(&priv->wpa_lock); +} + +void +prism54_wpa_bss_ie_clean(islpci_private *priv) +{ + struct islpci_bss_wpa_ie *bss, *n; + + list_for_each_entry_safe(bss, n, &priv->bss_wpa_list, list) { + kfree(bss); + } +} + +static void +prism54_process_bss_data(islpci_private *priv, u32 oid, u8 *addr, + u8 *payload, size_t len) +{ + struct ieee80211_beacon_phdr *hdr; + u8 *pos, *end; + + if (!priv->wpa) + return; + + hdr = (struct ieee80211_beacon_phdr *) payload; + pos = (u8 *) (hdr + 1); + end = payload + len; + while (pos < end) { + if (pos + 2 + pos[1] > end) { + printk(KERN_DEBUG "Parsing Beacon/ProbeResp failed " + "for %pM\n", addr); + return; + } + if (pos[0] == WLAN_EID_GENERIC && pos[1] >= 4 && + memcmp(pos + 2, wpa_oid, 4) == 0) { + prism54_wpa_bss_ie_add(priv, addr, pos, pos[1] + 2); + return; + } + pos += 2 + pos[1]; + } +} + +static void +handle_request(islpci_private *priv, struct obj_mlme *mlme, enum oid_num_t oid) +{ + if (((mlme->state == DOT11_STATE_AUTHING) || + (mlme->state == DOT11_STATE_ASSOCING)) + && mgt_mlme_answer(priv)) { + /* Someone is requesting auth and we must respond. Just send back + * the trap with error code set accordingly. + */ + mlme->code = prism54_mac_accept(&priv->acl, + mlme->address) ? 0 : 1; + mgt_set_request(priv, oid, 0, mlme); + } +} + +static int +prism54_process_trap_helper(islpci_private *priv, enum oid_num_t oid, + char *data) +{ + struct obj_mlme *mlme = (struct obj_mlme *) data; + struct obj_mlmeex *mlmeex = (struct obj_mlmeex *) data; + struct obj_mlmeex *confirm; + u8 wpa_ie[MAX_WPA_IE_LEN]; + int wpa_ie_len; + size_t len = 0; /* u16, better? */ + u8 *payload = NULL, *pos = NULL; + int ret; + + /* I think all trapable objects are listed here. + * Some oids have a EX version. The difference is that they are emitted + * in DOT11_MLME_EXTENDED mode (set with DOT11_OID_MLMEAUTOLEVEL) + * with more info. + * The few events already defined by the wireless tools are not really + * suited. We use the more flexible custom event facility. + */ + + if (oid >= DOT11_OID_BEACON) { + len = mlmeex->size; + payload = pos = mlmeex->data; + } + + /* I fear prism54_process_bss_data won't work with big endian data */ + if ((oid == DOT11_OID_BEACON) || (oid == DOT11_OID_PROBE)) + prism54_process_bss_data(priv, oid, mlmeex->address, + payload, len); + + mgt_le_to_cpu(isl_oid[oid].flags & OID_FLAG_TYPE, (void *) mlme); + + switch (oid) { + + case GEN_OID_LINKSTATE: + link_changed(priv->ndev, (u32) *data); + break; + + case DOT11_OID_MICFAILURE: + send_simple_event(priv, "Mic failure"); + break; + + case DOT11_OID_DEAUTHENTICATE: + send_formatted_event(priv, "DeAuthenticate request", mlme, 0); + break; + + case DOT11_OID_AUTHENTICATE: + handle_request(priv, mlme, oid); + send_formatted_event(priv, "Authenticate request", mlme, 1); + break; + + case DOT11_OID_DISASSOCIATE: + send_formatted_event(priv, "Disassociate request", mlme, 0); + break; + + case DOT11_OID_ASSOCIATE: + handle_request(priv, mlme, oid); + send_formatted_event(priv, "Associate request", mlme, 1); + break; + + case DOT11_OID_REASSOCIATE: + handle_request(priv, mlme, oid); + send_formatted_event(priv, "ReAssociate request", mlme, 1); + break; + + case DOT11_OID_BEACON: + send_formatted_event(priv, + "Received a beacon from an unknown AP", + mlme, 0); + break; + + case DOT11_OID_PROBE: + /* we received a probe from a client. */ + send_formatted_event(priv, "Received a probe from client", mlme, + 0); + break; + + /* Note : "mlme" is actually a "struct obj_mlmeex *" here, but this + * is backward compatible layout-wise with "struct obj_mlme". + */ + + case DOT11_OID_DEAUTHENTICATEEX: + send_formatted_event(priv, "DeAuthenticate request", mlme, 0); + break; + + case DOT11_OID_AUTHENTICATEEX: + handle_request(priv, mlme, oid); + send_formatted_event(priv, "Authenticate request (ex)", mlme, 1); + + if (priv->iw_mode != IW_MODE_MASTER + && mlmeex->state != DOT11_STATE_AUTHING) + break; + + confirm = kmalloc(sizeof(struct obj_mlmeex) + 6, GFP_ATOMIC); + + if (!confirm) + break; + + memcpy(&confirm->address, mlmeex->address, ETH_ALEN); + printk(KERN_DEBUG "Authenticate from: address:\t%pM\n", + mlmeex->address); + confirm->id = -1; /* or mlmeex->id ? */ + confirm->state = 0; /* not used */ + confirm->code = 0; + confirm->size = 6; + confirm->data[0] = 0x00; + confirm->data[1] = 0x00; + confirm->data[2] = 0x02; + confirm->data[3] = 0x00; + confirm->data[4] = 0x00; + confirm->data[5] = 0x00; + + ret = mgt_set_varlen(priv, DOT11_OID_ASSOCIATEEX, confirm, 6); + + kfree(confirm); + if (ret) + return ret; + break; + + case DOT11_OID_DISASSOCIATEEX: + send_formatted_event(priv, "Disassociate request (ex)", mlme, 0); + break; + + case DOT11_OID_ASSOCIATEEX: + handle_request(priv, mlme, oid); + send_formatted_event(priv, "Associate request (ex)", mlme, 1); + + if (priv->iw_mode != IW_MODE_MASTER + && mlmeex->state != DOT11_STATE_ASSOCING) + break; + + confirm = kmalloc(sizeof(struct obj_mlmeex), GFP_ATOMIC); + + if (!confirm) + break; + + memcpy(&confirm->address, mlmeex->address, ETH_ALEN); + + confirm->id = ((struct obj_mlmeex *)mlme)->id; + confirm->state = 0; /* not used */ + confirm->code = 0; + + wpa_ie_len = prism54_wpa_bss_ie_get(priv, mlmeex->address, wpa_ie); + + if (!wpa_ie_len) { + printk(KERN_DEBUG "No WPA IE found from address:\t%pM\n", + mlmeex->address); + kfree(confirm); + break; + } + + confirm->size = wpa_ie_len; + memcpy(&confirm->data, wpa_ie, wpa_ie_len); + + mgt_set_varlen(priv, oid, confirm, wpa_ie_len); + + kfree(confirm); + + break; + + case DOT11_OID_REASSOCIATEEX: + handle_request(priv, mlme, oid); + send_formatted_event(priv, "Reassociate request (ex)", mlme, 1); + + if (priv->iw_mode != IW_MODE_MASTER + && mlmeex->state != DOT11_STATE_ASSOCING) + break; + + confirm = kmalloc(sizeof(struct obj_mlmeex), GFP_ATOMIC); + + if (!confirm) + break; + + memcpy(&confirm->address, mlmeex->address, ETH_ALEN); + + confirm->id = mlmeex->id; + confirm->state = 0; /* not used */ + confirm->code = 0; + + wpa_ie_len = prism54_wpa_bss_ie_get(priv, mlmeex->address, wpa_ie); + + if (!wpa_ie_len) { + printk(KERN_DEBUG "No WPA IE found from address:\t%pM\n", + mlmeex->address); + kfree(confirm); + break; + } + + confirm->size = wpa_ie_len; + memcpy(&confirm->data, wpa_ie, wpa_ie_len); + + mgt_set_varlen(priv, oid, confirm, wpa_ie_len); + + kfree(confirm); + + break; + + default: + return -EINVAL; + } + + return 0; +} + +/* + * Process a device trap. This is called via schedule_work(), outside of + * interrupt context, no locks held. + */ +void +prism54_process_trap(struct work_struct *work) +{ + struct islpci_mgmtframe *frame = + container_of(work, struct islpci_mgmtframe, ws); + struct net_device *ndev = frame->ndev; + enum oid_num_t n = mgt_oidtonum(frame->header->oid); + + if (n != OID_NUM_LAST) + prism54_process_trap_helper(netdev_priv(ndev), n, frame->data); + islpci_mgt_release(frame); +} + +int +prism54_set_mac_address(struct net_device *ndev, void *addr) +{ + islpci_private *priv = netdev_priv(ndev); + int ret; + + if (ndev->addr_len != 6) + return -EINVAL; + ret = mgt_set_request(priv, GEN_OID_MACADDRESS, 0, + &((struct sockaddr *) addr)->sa_data); + if (!ret) + memcpy(priv->ndev->dev_addr, + &((struct sockaddr *) addr)->sa_data, ETH_ALEN); + + return ret; +} + +#define PRISM54_SET_WPA SIOCIWFIRSTPRIV+12 + +static int +prism54_set_wpa(struct net_device *ndev, struct iw_request_info *info, + __u32 * uwrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + u32 mlme, authen, dot1x, filter, wep; + + if (islpci_get_state(priv) < PRV_STATE_INIT) + return 0; + + wep = 1; /* For privacy invoked */ + filter = 1; /* Filter out all unencrypted frames */ + dot1x = 0x01; /* To enable eap filter */ + mlme = DOT11_MLME_EXTENDED; + authen = DOT11_AUTH_OS; /* Only WEP uses _SK and _BOTH */ + + down_write(&priv->mib_sem); + priv->wpa = *uwrq; + + switch (priv->wpa) { + default: + case 0: /* Clears/disables WPA and friends */ + wep = 0; + filter = 0; /* Do not filter un-encrypted data */ + dot1x = 0; + mlme = DOT11_MLME_AUTO; + printk("%s: Disabling WPA\n", ndev->name); + break; + case 2: + case 1: /* WPA */ + printk("%s: Enabling WPA\n", ndev->name); + break; + } + up_write(&priv->mib_sem); + + mgt_set_request(priv, DOT11_OID_AUTHENABLE, 0, &authen); + mgt_set_request(priv, DOT11_OID_PRIVACYINVOKED, 0, &wep); + mgt_set_request(priv, DOT11_OID_EXUNENCRYPTED, 0, &filter); + mgt_set_request(priv, DOT11_OID_DOT1XENABLE, 0, &dot1x); + mgt_set_request(priv, DOT11_OID_MLMEAUTOLEVEL, 0, &mlme); + + return 0; +} + +static int +prism54_get_wpa(struct net_device *ndev, struct iw_request_info *info, + __u32 * uwrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + *uwrq = priv->wpa; + return 0; +} + +static int +prism54_set_prismhdr(struct net_device *ndev, struct iw_request_info *info, + __u32 * uwrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + priv->monitor_type = + (*uwrq ? ARPHRD_IEEE80211_PRISM : ARPHRD_IEEE80211); + if (priv->iw_mode == IW_MODE_MONITOR) + priv->ndev->type = priv->monitor_type; + + return 0; +} + +static int +prism54_get_prismhdr(struct net_device *ndev, struct iw_request_info *info, + __u32 * uwrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + *uwrq = (priv->monitor_type == ARPHRD_IEEE80211_PRISM); + return 0; +} + +static int +prism54_debug_oid(struct net_device *ndev, struct iw_request_info *info, + __u32 * uwrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + + priv->priv_oid = *uwrq; + printk("%s: oid 0x%08X\n", ndev->name, *uwrq); + + return 0; +} + +static int +prism54_debug_get_oid(struct net_device *ndev, struct iw_request_info *info, + struct iw_point *data, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + struct islpci_mgmtframe *response; + int ret = -EIO; + + printk("%s: get_oid 0x%08X\n", ndev->name, priv->priv_oid); + data->length = 0; + + if (islpci_get_state(priv) >= PRV_STATE_INIT) { + ret = + islpci_mgt_transaction(priv->ndev, PIMFOR_OP_GET, + priv->priv_oid, extra, 256, + &response); + printk("%s: ret: %i\n", ndev->name, ret); + if (ret || !response + || response->header->operation == PIMFOR_OP_ERROR) { + if (response) { + islpci_mgt_release(response); + } + printk("%s: EIO\n", ndev->name); + ret = -EIO; + } + if (!ret) { + data->length = response->header->length; + memcpy(extra, response->data, data->length); + islpci_mgt_release(response); + printk("%s: len: %i\n", ndev->name, data->length); + } + } + + return ret; +} + +static int +prism54_debug_set_oid(struct net_device *ndev, struct iw_request_info *info, + struct iw_point *data, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + struct islpci_mgmtframe *response; + int ret = 0, response_op = PIMFOR_OP_ERROR; + + printk("%s: set_oid 0x%08X\tlen: %d\n", ndev->name, priv->priv_oid, + data->length); + + if (islpci_get_state(priv) >= PRV_STATE_INIT) { + ret = + islpci_mgt_transaction(priv->ndev, PIMFOR_OP_SET, + priv->priv_oid, extra, data->length, + &response); + printk("%s: ret: %i\n", ndev->name, ret); + if (ret || !response + || response->header->operation == PIMFOR_OP_ERROR) { + if (response) { + islpci_mgt_release(response); + } + printk("%s: EIO\n", ndev->name); + ret = -EIO; + } + if (!ret) { + response_op = response->header->operation; + printk("%s: response_op: %i\n", ndev->name, + response_op); + islpci_mgt_release(response); + } + } + + return (ret ? ret : -EINPROGRESS); +} + +static int +prism54_set_spy(struct net_device *ndev, + struct iw_request_info *info, + union iwreq_data *uwrq, char *extra) +{ + islpci_private *priv = netdev_priv(ndev); + u32 u; + enum oid_num_t oid = OID_INL_CONFIG; + + down_write(&priv->mib_sem); + mgt_get(priv, OID_INL_CONFIG, &u); + + if ((uwrq->data.length == 0) && (priv->spy_data.spy_number > 0)) + /* disable spy */ + u &= ~INL_CONFIG_RXANNEX; + else if ((uwrq->data.length > 0) && (priv->spy_data.spy_number == 0)) + /* enable spy */ + u |= INL_CONFIG_RXANNEX; + + mgt_set(priv, OID_INL_CONFIG, &u); + mgt_commit_list(priv, &oid, 1); + up_write(&priv->mib_sem); + + return iw_handler_set_spy(ndev, info, uwrq, extra); +} + +static const iw_handler prism54_handler[] = { + (iw_handler) prism54_commit, /* SIOCSIWCOMMIT */ + (iw_handler) prism54_get_name, /* SIOCGIWNAME */ + (iw_handler) NULL, /* SIOCSIWNWID */ + (iw_handler) NULL, /* SIOCGIWNWID */ + (iw_handler) prism54_set_freq, /* SIOCSIWFREQ */ + (iw_handler) prism54_get_freq, /* SIOCGIWFREQ */ + (iw_handler) prism54_set_mode, /* SIOCSIWMODE */ + (iw_handler) prism54_get_mode, /* SIOCGIWMODE */ + (iw_handler) prism54_set_sens, /* SIOCSIWSENS */ + (iw_handler) prism54_get_sens, /* SIOCGIWSENS */ + (iw_handler) NULL, /* SIOCSIWRANGE */ + (iw_handler) prism54_get_range, /* SIOCGIWRANGE */ + (iw_handler) NULL, /* SIOCSIWPRIV */ + (iw_handler) NULL, /* SIOCGIWPRIV */ + (iw_handler) NULL, /* SIOCSIWSTATS */ + (iw_handler) NULL, /* SIOCGIWSTATS */ + prism54_set_spy, /* SIOCSIWSPY */ + iw_handler_get_spy, /* SIOCGIWSPY */ + iw_handler_set_thrspy, /* SIOCSIWTHRSPY */ + iw_handler_get_thrspy, /* SIOCGIWTHRSPY */ + (iw_handler) prism54_set_wap, /* SIOCSIWAP */ + (iw_handler) prism54_get_wap, /* SIOCGIWAP */ + (iw_handler) NULL, /* -- hole -- */ + (iw_handler) NULL, /* SIOCGIWAPLIST deprecated */ + (iw_handler) prism54_set_scan, /* SIOCSIWSCAN */ + (iw_handler) prism54_get_scan, /* SIOCGIWSCAN */ + (iw_handler) prism54_set_essid, /* SIOCSIWESSID */ + (iw_handler) prism54_get_essid, /* SIOCGIWESSID */ + (iw_handler) prism54_set_nick, /* SIOCSIWNICKN */ + (iw_handler) prism54_get_nick, /* SIOCGIWNICKN */ + (iw_handler) NULL, /* -- hole -- */ + (iw_handler) NULL, /* -- hole -- */ + (iw_handler) prism54_set_rate, /* SIOCSIWRATE */ + (iw_handler) prism54_get_rate, /* SIOCGIWRATE */ + (iw_handler) prism54_set_rts, /* SIOCSIWRTS */ + (iw_handler) prism54_get_rts, /* SIOCGIWRTS */ + (iw_handler) prism54_set_frag, /* SIOCSIWFRAG */ + (iw_handler) prism54_get_frag, /* SIOCGIWFRAG */ + (iw_handler) prism54_set_txpower, /* SIOCSIWTXPOW */ + (iw_handler) prism54_get_txpower, /* SIOCGIWTXPOW */ + (iw_handler) prism54_set_retry, /* SIOCSIWRETRY */ + (iw_handler) prism54_get_retry, /* SIOCGIWRETRY */ + (iw_handler) prism54_set_encode, /* SIOCSIWENCODE */ + (iw_handler) prism54_get_encode, /* SIOCGIWENCODE */ + (iw_handler) NULL, /* SIOCSIWPOWER */ + (iw_handler) NULL, /* SIOCGIWPOWER */ + NULL, /* -- hole -- */ + NULL, /* -- hole -- */ + (iw_handler) prism54_set_genie, /* SIOCSIWGENIE */ + (iw_handler) prism54_get_genie, /* SIOCGIWGENIE */ + (iw_handler) prism54_set_auth, /* SIOCSIWAUTH */ + (iw_handler) prism54_get_auth, /* SIOCGIWAUTH */ + (iw_handler) prism54_set_encodeext, /* SIOCSIWENCODEEXT */ + (iw_handler) prism54_get_encodeext, /* SIOCGIWENCODEEXT */ + NULL, /* SIOCSIWPMKSA */ +}; + +/* The low order bit identify a SET (0) or a GET (1) ioctl. */ + +#define PRISM54_RESET SIOCIWFIRSTPRIV +#define PRISM54_GET_POLICY SIOCIWFIRSTPRIV+1 +#define PRISM54_SET_POLICY SIOCIWFIRSTPRIV+2 +#define PRISM54_GET_MAC SIOCIWFIRSTPRIV+3 +#define PRISM54_ADD_MAC SIOCIWFIRSTPRIV+4 + +#define PRISM54_DEL_MAC SIOCIWFIRSTPRIV+6 + +#define PRISM54_KICK_MAC SIOCIWFIRSTPRIV+8 + +#define PRISM54_KICK_ALL SIOCIWFIRSTPRIV+10 + +#define PRISM54_GET_WPA SIOCIWFIRSTPRIV+11 +#define PRISM54_SET_WPA SIOCIWFIRSTPRIV+12 + +#define PRISM54_DBG_OID SIOCIWFIRSTPRIV+14 +#define PRISM54_DBG_GET_OID SIOCIWFIRSTPRIV+15 +#define PRISM54_DBG_SET_OID SIOCIWFIRSTPRIV+16 + +#define PRISM54_GET_OID SIOCIWFIRSTPRIV+17 +#define PRISM54_SET_OID_U32 SIOCIWFIRSTPRIV+18 +#define PRISM54_SET_OID_STR SIOCIWFIRSTPRIV+20 +#define PRISM54_SET_OID_ADDR SIOCIWFIRSTPRIV+22 + +#define PRISM54_GET_PRISMHDR SIOCIWFIRSTPRIV+23 +#define PRISM54_SET_PRISMHDR SIOCIWFIRSTPRIV+24 + +#define IWPRIV_SET_U32(n,x) { n, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "s_"x } +#define IWPRIV_SET_SSID(n,x) { n, IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | 1, 0, "s_"x } +#define IWPRIV_SET_ADDR(n,x) { n, IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "s_"x } +#define IWPRIV_GET(n,x) { n, 0, IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | PRIV_STR_SIZE, "g_"x } + +#define IWPRIV_U32(n,x) IWPRIV_SET_U32(n,x), IWPRIV_GET(n,x) +#define IWPRIV_SSID(n,x) IWPRIV_SET_SSID(n,x), IWPRIV_GET(n,x) +#define IWPRIV_ADDR(n,x) IWPRIV_SET_ADDR(n,x), IWPRIV_GET(n,x) + +/* Note : limited to 128 private ioctls (wireless tools 26) */ + +static const struct iw_priv_args prism54_private_args[] = { +/*{ cmd, set_args, get_args, name } */ + {PRISM54_RESET, 0, 0, "reset"}, + {PRISM54_GET_PRISMHDR, 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, + "get_prismhdr"}, + {PRISM54_SET_PRISMHDR, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, + "set_prismhdr"}, + {PRISM54_GET_POLICY, 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, + "getPolicy"}, + {PRISM54_SET_POLICY, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, + "setPolicy"}, + {PRISM54_GET_MAC, 0, IW_PRIV_TYPE_ADDR | 64, "getMac"}, + {PRISM54_ADD_MAC, IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, + "addMac"}, + {PRISM54_DEL_MAC, IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, + "delMac"}, + {PRISM54_KICK_MAC, IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, + "kickMac"}, + {PRISM54_KICK_ALL, 0, 0, "kickAll"}, + {PRISM54_GET_WPA, 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, + "get_wpa"}, + {PRISM54_SET_WPA, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, + "set_wpa"}, + {PRISM54_DBG_OID, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, + "dbg_oid"}, + {PRISM54_DBG_GET_OID, 0, IW_PRIV_TYPE_BYTE | 256, "dbg_get_oid"}, + {PRISM54_DBG_SET_OID, IW_PRIV_TYPE_BYTE | 256, 0, "dbg_set_oid"}, + /* --- sub-ioctls handlers --- */ + {PRISM54_GET_OID, + 0, IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | PRIV_STR_SIZE, ""}, + {PRISM54_SET_OID_U32, + IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, ""}, + {PRISM54_SET_OID_STR, + IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | 1, 0, ""}, + {PRISM54_SET_OID_ADDR, + IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, ""}, + /* --- sub-ioctls definitions --- */ + IWPRIV_ADDR(GEN_OID_MACADDRESS, "addr"), + IWPRIV_GET(GEN_OID_LINKSTATE, "linkstate"), + IWPRIV_U32(DOT11_OID_BSSTYPE, "bsstype"), + IWPRIV_ADDR(DOT11_OID_BSSID, "bssid"), + IWPRIV_U32(DOT11_OID_STATE, "state"), + IWPRIV_U32(DOT11_OID_AID, "aid"), + + IWPRIV_SSID(DOT11_OID_SSIDOVERRIDE, "ssidoverride"), + + IWPRIV_U32(DOT11_OID_MEDIUMLIMIT, "medlimit"), + IWPRIV_U32(DOT11_OID_BEACONPERIOD, "beacon"), + IWPRIV_U32(DOT11_OID_DTIMPERIOD, "dtimperiod"), + + IWPRIV_U32(DOT11_OID_AUTHENABLE, "authenable"), + IWPRIV_U32(DOT11_OID_PRIVACYINVOKED, "privinvok"), + IWPRIV_U32(DOT11_OID_EXUNENCRYPTED, "exunencrypt"), + + IWPRIV_U32(DOT11_OID_REKEYTHRESHOLD, "rekeythresh"), + + IWPRIV_U32(DOT11_OID_MAXTXLIFETIME, "maxtxlife"), + IWPRIV_U32(DOT11_OID_MAXRXLIFETIME, "maxrxlife"), + IWPRIV_U32(DOT11_OID_ALOFT_FIXEDRATE, "fixedrate"), + IWPRIV_U32(DOT11_OID_MAXFRAMEBURST, "frameburst"), + IWPRIV_U32(DOT11_OID_PSM, "psm"), + + IWPRIV_U32(DOT11_OID_BRIDGELOCAL, "bridge"), + IWPRIV_U32(DOT11_OID_CLIENTS, "clients"), + IWPRIV_U32(DOT11_OID_CLIENTSASSOCIATED, "clientassoc"), + IWPRIV_U32(DOT11_OID_DOT1XENABLE, "dot1xenable"), + IWPRIV_U32(DOT11_OID_ANTENNARX, "rxant"), + IWPRIV_U32(DOT11_OID_ANTENNATX, "txant"), + IWPRIV_U32(DOT11_OID_ANTENNADIVERSITY, "antdivers"), + IWPRIV_U32(DOT11_OID_EDTHRESHOLD, "edthresh"), + IWPRIV_U32(DOT11_OID_PREAMBLESETTINGS, "preamble"), + IWPRIV_GET(DOT11_OID_RATES, "rates"), + IWPRIV_U32(DOT11_OID_OUTPUTPOWER, ".11outpower"), + IWPRIV_GET(DOT11_OID_SUPPORTEDRATES, "supprates"), + IWPRIV_GET(DOT11_OID_SUPPORTEDFREQUENCIES, "suppfreq"), + + IWPRIV_U32(DOT11_OID_NOISEFLOOR, "noisefloor"), + IWPRIV_GET(DOT11_OID_FREQUENCYACTIVITY, "freqactivity"), + IWPRIV_U32(DOT11_OID_NONERPPROTECTION, "nonerpprotec"), + IWPRIV_U32(DOT11_OID_PROFILES, "profile"), + IWPRIV_GET(DOT11_OID_EXTENDEDRATES, "extrates"), + IWPRIV_U32(DOT11_OID_MLMEAUTOLEVEL, "mlmelevel"), + + IWPRIV_GET(DOT11_OID_BSSS, "bsss"), + IWPRIV_GET(DOT11_OID_BSSLIST, "bsslist"), + IWPRIV_U32(OID_INL_MODE, "mode"), + IWPRIV_U32(OID_INL_CONFIG, "config"), + IWPRIV_U32(OID_INL_DOT11D_CONFORMANCE, ".11dconform"), + IWPRIV_GET(OID_INL_PHYCAPABILITIES, "phycapa"), + IWPRIV_U32(OID_INL_OUTPUTPOWER, "outpower"), +}; + +static const iw_handler prism54_private_handler[] = { + (iw_handler) prism54_reset, + (iw_handler) prism54_get_policy, + (iw_handler) prism54_set_policy, + (iw_handler) prism54_get_mac, + (iw_handler) prism54_add_mac, + (iw_handler) NULL, + (iw_handler) prism54_del_mac, + (iw_handler) NULL, + (iw_handler) prism54_kick_mac, + (iw_handler) NULL, + (iw_handler) prism54_kick_all, + (iw_handler) prism54_get_wpa, + (iw_handler) prism54_set_wpa, + (iw_handler) NULL, + (iw_handler) prism54_debug_oid, + (iw_handler) prism54_debug_get_oid, + (iw_handler) prism54_debug_set_oid, + (iw_handler) prism54_get_oid, + (iw_handler) prism54_set_u32, + (iw_handler) NULL, + (iw_handler) prism54_set_raw, + (iw_handler) NULL, + (iw_handler) prism54_set_raw, + (iw_handler) prism54_get_prismhdr, + (iw_handler) prism54_set_prismhdr, +}; + +const struct iw_handler_def prism54_handler_def = { + .num_standard = ARRAY_SIZE(prism54_handler), + .num_private = ARRAY_SIZE(prism54_private_handler), + .num_private_args = ARRAY_SIZE(prism54_private_args), + .standard = (iw_handler *) prism54_handler, + .private = (iw_handler *) prism54_private_handler, + .private_args = (struct iw_priv_args *) prism54_private_args, + .get_wireless_stats = prism54_get_wireless_stats, +}; diff --git a/drivers/net/wireless/intersil/prism54/isl_ioctl.h b/drivers/net/wireless/intersil/prism54/isl_ioctl.h new file mode 100644 index 000000000000..842a2549facc --- /dev/null +++ b/drivers/net/wireless/intersil/prism54/isl_ioctl.h @@ -0,0 +1,47 @@ +/* + * Copyright (C) 2002 Intersil Americas Inc. + * (C) 2003 Aurelien Alleaume + * (C) 2003 Luis R. Rodriguez + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see . + * + */ + +#ifndef _ISL_IOCTL_H +#define _ISL_IOCTL_H + +#include "islpci_mgt.h" +#include "islpci_dev.h" + +#include /* New driver API */ + +#define SUPPORTED_WIRELESS_EXT 19 + +void prism54_mib_init(islpci_private *); + +struct iw_statistics *prism54_get_wireless_stats(struct net_device *); +void prism54_update_stats(struct work_struct *); + +void prism54_acl_init(struct islpci_acl *); +void prism54_acl_clean(struct islpci_acl *); + +void prism54_process_trap(struct work_struct *); + +void prism54_wpa_bss_ie_init(islpci_private *priv); +void prism54_wpa_bss_ie_clean(islpci_private *priv); + +int prism54_set_mac_address(struct net_device *, void *); + +extern const struct iw_handler_def prism54_handler_def; + +#endif /* _ISL_IOCTL_H */ diff --git a/drivers/net/wireless/intersil/prism54/isl_oid.h b/drivers/net/wireless/intersil/prism54/isl_oid.h new file mode 100644 index 000000000000..83fec557997e --- /dev/null +++ b/drivers/net/wireless/intersil/prism54/isl_oid.h @@ -0,0 +1,504 @@ +/* + * Copyright (C) 2003 Herbert Valerio Riedel + * Copyright (C) 2004 Luis R. Rodriguez + * Copyright (C) 2004 Aurelien Alleaume + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see . + * + */ + +#if !defined(_ISL_OID_H) +#define _ISL_OID_H + +/* + * MIB related constant and structure definitions for communicating + * with the device firmware + */ + +struct obj_ssid { + u8 length; + char octets[33]; +} __packed; + +struct obj_key { + u8 type; /* dot11_priv_t */ + u8 length; + char key[32]; +} __packed; + +struct obj_mlme { + u8 address[6]; + u16 id; + u16 state; + u16 code; +} __packed; + +struct obj_mlmeex { + u8 address[6]; + u16 id; + u16 state; + u16 code; + u16 size; + u8 data[0]; +} __packed; + +struct obj_buffer { + u32 size; + u32 addr; /* 32bit bus address */ +} __packed; + +struct obj_bss { + u8 address[6]; + int:16; /* padding */ + + char state; + char reserved; + short age; + + char quality; + char rssi; + + struct obj_ssid ssid; + short channel; + char beacon_period; + char dtim_period; + short capinfo; + short rates; + short basic_rates; + int:16; /* padding */ +} __packed; + +struct obj_bsslist { + u32 nr; + struct obj_bss bsslist[0]; +} __packed; + +struct obj_frequencies { + u16 nr; + u16 mhz[0]; +} __packed; + +struct obj_attachment { + char type; + char reserved; + short id; + short size; + char data[0]; +} __packed; + +/* + * in case everything's ok, the inlined function below will be + * optimized away by the compiler... + */ +static inline void +__bug_on_wrong_struct_sizes(void) +{ + BUILD_BUG_ON(sizeof (struct obj_ssid) != 34); + BUILD_BUG_ON(sizeof (struct obj_key) != 34); + BUILD_BUG_ON(sizeof (struct obj_mlme) != 12); + BUILD_BUG_ON(sizeof (struct obj_mlmeex) != 14); + BUILD_BUG_ON(sizeof (struct obj_buffer) != 8); + BUILD_BUG_ON(sizeof (struct obj_bss) != 60); + BUILD_BUG_ON(sizeof (struct obj_bsslist) != 4); + BUILD_BUG_ON(sizeof (struct obj_frequencies) != 2); +} + +enum dot11_state_t { + DOT11_STATE_NONE = 0, + DOT11_STATE_AUTHING = 1, + DOT11_STATE_AUTH = 2, + DOT11_STATE_ASSOCING = 3, + + DOT11_STATE_ASSOC = 5, + DOT11_STATE_IBSS = 6, + DOT11_STATE_WDS = 7 +}; + +enum dot11_bsstype_t { + DOT11_BSSTYPE_NONE = 0, + DOT11_BSSTYPE_INFRA = 1, + DOT11_BSSTYPE_IBSS = 2, + DOT11_BSSTYPE_ANY = 3 +}; + +enum dot11_auth_t { + DOT11_AUTH_NONE = 0, + DOT11_AUTH_OS = 1, + DOT11_AUTH_SK = 2, + DOT11_AUTH_BOTH = 3 +}; + +enum dot11_mlme_t { + DOT11_MLME_AUTO = 0, + DOT11_MLME_INTERMEDIATE = 1, + DOT11_MLME_EXTENDED = 2 +}; + +enum dot11_priv_t { + DOT11_PRIV_WEP = 0, + DOT11_PRIV_TKIP = 1 +}; + +/* Prism "Nitro" / Frameburst / "Packet Frame Grouping" + * Value is in microseconds. Represents the # microseconds + * the firmware will take to group frames before sending out then out + * together with a CSMA contention. Without this all frames are + * sent with a CSMA contention. + * Bibliography: + * http://www.hpl.hp.com/personal/Jean_Tourrilhes/Papers/Packet.Frame.Grouping.html + */ +enum dot11_maxframeburst_t { + /* Values for DOT11_OID_MAXFRAMEBURST */ + DOT11_MAXFRAMEBURST_OFF = 0, /* Card firmware default */ + DOT11_MAXFRAMEBURST_MIXED_SAFE = 650, /* 802.11 a,b,g safe */ + DOT11_MAXFRAMEBURST_IDEAL = 1300, /* Theoretical ideal level */ + DOT11_MAXFRAMEBURST_MAX = 5000, /* Use this as max, + * Note: firmware allows for greater values. This is a + * recommended max. I'll update this as I find + * out what the real MAX is. Also note that you don't necessarily + * get better results with a greater value here. + */ +}; + +/* Support for 802.11 long and short frame preambles. + * Long preamble uses 128-bit sync field, 8-bit CRC + * Short preamble uses 56-bit sync field, 16-bit CRC + * + * 802.11a -- not sure, both optionally ? + * 802.11b supports long and optionally short + * 802.11g supports both */ +enum dot11_preamblesettings_t { + DOT11_PREAMBLESETTING_LONG = 0, + /* Allows *only* long 802.11 preambles */ + DOT11_PREAMBLESETTING_SHORT = 1, + /* Allows *only* short 802.11 preambles */ + DOT11_PREAMBLESETTING_DYNAMIC = 2 + /* AutomatiGically set */ +}; + +/* Support for 802.11 slot timing (time between packets). + * + * Long uses 802.11a slot timing (9 usec ?) + * Short uses 802.11b slot timing (20 use ?) */ +enum dot11_slotsettings_t { + DOT11_SLOTSETTINGS_LONG = 0, + /* Allows *only* long 802.11b slot timing */ + DOT11_SLOTSETTINGS_SHORT = 1, + /* Allows *only* long 802.11a slot timing */ + DOT11_SLOTSETTINGS_DYNAMIC = 2 + /* AutomatiGically set */ +}; + +/* All you need to know, ERP is "Extended Rate PHY". + * An Extended Rate PHY (ERP) STA or AP shall support three different + * preamble and header formats: + * Long preamble (refer to above) + * Short preamble (refer to above) + * OFDM preamble ( ? ) + * + * I'm assuming here Protection tells the AP + * to be careful, a STA which cannot handle the long pre-amble + * has joined. + */ +enum do11_nonerpstatus_t { + DOT11_ERPSTAT_NONEPRESENT = 0, + DOT11_ERPSTAT_USEPROTECTION = 1 +}; + +/* (ERP is "Extended Rate PHY") Way to read NONERP is NON-ERP-* + * The key here is DOT11 NON ERP NEVER protects against + * NON ERP STA's. You *don't* want this unless + * you know what you are doing. It means you will only + * get Extended Rate capabilities */ +enum dot11_nonerpprotection_t { + DOT11_NONERP_NEVER = 0, + DOT11_NONERP_ALWAYS = 1, + DOT11_NONERP_DYNAMIC = 2 +}; + +/* Preset OID configuration for 802.11 modes + * Note: DOT11_OID_CW[MIN|MAX] hold the values of the + * DCS MIN|MAX backoff used */ +enum dot11_profile_t { /* And set/allowed values */ + /* Allowed values for DOT11_OID_PROFILES */ + DOT11_PROFILE_B_ONLY = 0, + /* DOT11_OID_RATES: 1, 2, 5.5, 11Mbps + * DOT11_OID_PREAMBLESETTINGS: DOT11_PREAMBLESETTING_DYNAMIC + * DOT11_OID_CWMIN: 31 + * DOT11_OID_NONEPROTECTION: DOT11_NOERP_DYNAMIC + * DOT11_OID_SLOTSETTINGS: DOT11_SLOTSETTINGS_LONG + */ + DOT11_PROFILE_MIXED_G_WIFI = 1, + /* DOT11_OID_RATES: 1, 2, 5.5, 11, 6, 9, 12, 18, 24, 36, 48, 54Mbs + * DOT11_OID_PREAMBLESETTINGS: DOT11_PREAMBLESETTING_DYNAMIC + * DOT11_OID_CWMIN: 15 + * DOT11_OID_NONEPROTECTION: DOT11_NOERP_DYNAMIC + * DOT11_OID_SLOTSETTINGS: DOT11_SLOTSETTINGS_DYNAMIC + */ + DOT11_PROFILE_MIXED_LONG = 2, /* "Long range" */ + /* Same as Profile MIXED_G_WIFI */ + DOT11_PROFILE_G_ONLY = 3, + /* Same as Profile MIXED_G_WIFI */ + DOT11_PROFILE_TEST = 4, + /* Same as Profile MIXED_G_WIFI except: + * DOT11_OID_PREAMBLESETTINGS: DOT11_PREAMBLESETTING_SHORT + * DOT11_OID_NONEPROTECTION: DOT11_NOERP_NEVER + * DOT11_OID_SLOTSETTINGS: DOT11_SLOTSETTINGS_SHORT + */ + DOT11_PROFILE_B_WIFI = 5, + /* Same as Profile B_ONLY */ + DOT11_PROFILE_A_ONLY = 6, + /* Same as Profile MIXED_G_WIFI except: + * DOT11_OID_RATES: 6, 9, 12, 18, 24, 36, 48, 54Mbs + */ + DOT11_PROFILE_MIXED_SHORT = 7 + /* Same as MIXED_G_WIFI */ +}; + + +/* The dot11d conformance level configures the 802.11d conformance levels. + * The following conformance levels exist:*/ +enum oid_inl_conformance_t { + OID_INL_CONFORMANCE_NONE = 0, /* Perform active scanning */ + OID_INL_CONFORMANCE_STRICT = 1, /* Strictly adhere to 802.11d */ + OID_INL_CONFORMANCE_FLEXIBLE = 2, /* Use passed 802.11d info to + * determine channel AND/OR just make assumption that active + * channels are valid channels */ +}; + +enum oid_inl_mode_t { + INL_MODE_NONE = -1, + INL_MODE_PROMISCUOUS = 0, + INL_MODE_CLIENT = 1, + INL_MODE_AP = 2, + INL_MODE_SNIFFER = 3 +}; + +enum oid_inl_config_t { + INL_CONFIG_NOTHING = 0x00, + INL_CONFIG_MANUALRUN = 0x01, + INL_CONFIG_FRAMETRAP = 0x02, + INL_CONFIG_RXANNEX = 0x04, + INL_CONFIG_TXANNEX = 0x08, + INL_CONFIG_WDS = 0x10 +}; + +enum oid_inl_phycap_t { + INL_PHYCAP_2400MHZ = 1, + INL_PHYCAP_5000MHZ = 2, + INL_PHYCAP_FAA = 0x80000000, /* Means card supports the FAA switch */ +}; + + +enum oid_num_t { + GEN_OID_MACADDRESS = 0, + GEN_OID_LINKSTATE, + GEN_OID_WATCHDOG, + GEN_OID_MIBOP, + GEN_OID_OPTIONS, + GEN_OID_LEDCONFIG, + + /* 802.11 */ + DOT11_OID_BSSTYPE, + DOT11_OID_BSSID, + DOT11_OID_SSID, + DOT11_OID_STATE, + DOT11_OID_AID, + DOT11_OID_COUNTRYSTRING, + DOT11_OID_SSIDOVERRIDE, + + DOT11_OID_MEDIUMLIMIT, + DOT11_OID_BEACONPERIOD, + DOT11_OID_DTIMPERIOD, + DOT11_OID_ATIMWINDOW, + DOT11_OID_LISTENINTERVAL, + DOT11_OID_CFPPERIOD, + DOT11_OID_CFPDURATION, + + DOT11_OID_AUTHENABLE, + DOT11_OID_PRIVACYINVOKED, + DOT11_OID_EXUNENCRYPTED, + DOT11_OID_DEFKEYID, + DOT11_OID_DEFKEYX, /* DOT11_OID_DEFKEY1,...DOT11_OID_DEFKEY4 */ + DOT11_OID_STAKEY, + DOT11_OID_REKEYTHRESHOLD, + DOT11_OID_STASC, + + DOT11_OID_PRIVTXREJECTED, + DOT11_OID_PRIVRXPLAIN, + DOT11_OID_PRIVRXFAILED, + DOT11_OID_PRIVRXNOKEY, + + DOT11_OID_RTSTHRESH, + DOT11_OID_FRAGTHRESH, + DOT11_OID_SHORTRETRIES, + DOT11_OID_LONGRETRIES, + DOT11_OID_MAXTXLIFETIME, + DOT11_OID_MAXRXLIFETIME, + DOT11_OID_AUTHRESPTIMEOUT, + DOT11_OID_ASSOCRESPTIMEOUT, + + DOT11_OID_ALOFT_TABLE, + DOT11_OID_ALOFT_CTRL_TABLE, + DOT11_OID_ALOFT_RETREAT, + DOT11_OID_ALOFT_PROGRESS, + DOT11_OID_ALOFT_FIXEDRATE, + DOT11_OID_ALOFT_RSSIGRAPH, + DOT11_OID_ALOFT_CONFIG, + + DOT11_OID_VDCFX, + DOT11_OID_MAXFRAMEBURST, + + DOT11_OID_PSM, + DOT11_OID_CAMTIMEOUT, + DOT11_OID_RECEIVEDTIMS, + DOT11_OID_ROAMPREFERENCE, + + DOT11_OID_BRIDGELOCAL, + DOT11_OID_CLIENTS, + DOT11_OID_CLIENTSASSOCIATED, + DOT11_OID_CLIENTX, /* DOT11_OID_CLIENTX,...DOT11_OID_CLIENT2007 */ + + DOT11_OID_CLIENTFIND, + DOT11_OID_WDSLINKADD, + DOT11_OID_WDSLINKREMOVE, + DOT11_OID_EAPAUTHSTA, + DOT11_OID_EAPUNAUTHSTA, + DOT11_OID_DOT1XENABLE, + DOT11_OID_MICFAILURE, + DOT11_OID_REKEYINDICATE, + + DOT11_OID_MPDUTXSUCCESSFUL, + DOT11_OID_MPDUTXONERETRY, + DOT11_OID_MPDUTXMULTIPLERETRIES, + DOT11_OID_MPDUTXFAILED, + DOT11_OID_MPDURXSUCCESSFUL, + DOT11_OID_MPDURXDUPS, + DOT11_OID_RTSSUCCESSFUL, + DOT11_OID_RTSFAILED, + DOT11_OID_ACKFAILED, + DOT11_OID_FRAMERECEIVES, + DOT11_OID_FRAMEERRORS, + DOT11_OID_FRAMEABORTS, + DOT11_OID_FRAMEABORTSPHY, + + DOT11_OID_SLOTTIME, + DOT11_OID_CWMIN, /* MIN DCS backoff */ + DOT11_OID_CWMAX, /* MAX DCS backoff */ + DOT11_OID_ACKWINDOW, + DOT11_OID_ANTENNARX, + DOT11_OID_ANTENNATX, + DOT11_OID_ANTENNADIVERSITY, + DOT11_OID_CHANNEL, + DOT11_OID_EDTHRESHOLD, + DOT11_OID_PREAMBLESETTINGS, + DOT11_OID_RATES, + DOT11_OID_CCAMODESUPPORTED, + DOT11_OID_CCAMODE, + DOT11_OID_RSSIVECTOR, + DOT11_OID_OUTPUTPOWERTABLE, + DOT11_OID_OUTPUTPOWER, + DOT11_OID_SUPPORTEDRATES, + DOT11_OID_FREQUENCY, + DOT11_OID_SUPPORTEDFREQUENCIES, + DOT11_OID_NOISEFLOOR, + DOT11_OID_FREQUENCYACTIVITY, + DOT11_OID_IQCALIBRATIONTABLE, + DOT11_OID_NONERPPROTECTION, + DOT11_OID_SLOTSETTINGS, + DOT11_OID_NONERPTIMEOUT, + DOT11_OID_PROFILES, + DOT11_OID_EXTENDEDRATES, + + DOT11_OID_DEAUTHENTICATE, + DOT11_OID_AUTHENTICATE, + DOT11_OID_DISASSOCIATE, + DOT11_OID_ASSOCIATE, + DOT11_OID_SCAN, + DOT11_OID_BEACON, + DOT11_OID_PROBE, + DOT11_OID_DEAUTHENTICATEEX, + DOT11_OID_AUTHENTICATEEX, + DOT11_OID_DISASSOCIATEEX, + DOT11_OID_ASSOCIATEEX, + DOT11_OID_REASSOCIATE, + DOT11_OID_REASSOCIATEEX, + + DOT11_OID_NONERPSTATUS, + + DOT11_OID_STATIMEOUT, + DOT11_OID_MLMEAUTOLEVEL, + DOT11_OID_BSSTIMEOUT, + DOT11_OID_ATTACHMENT, + DOT11_OID_PSMBUFFER, + + DOT11_OID_BSSS, + DOT11_OID_BSSX, /*DOT11_OID_BSS1,...,DOT11_OID_BSS64 */ + DOT11_OID_BSSFIND, + DOT11_OID_BSSLIST, + + OID_INL_TUNNEL, + OID_INL_MEMADDR, + OID_INL_MEMORY, + OID_INL_MODE, + OID_INL_COMPONENT_NR, + OID_INL_VERSION, + OID_INL_INTERFACE_ID, + OID_INL_COMPONENT_ID, + OID_INL_CONFIG, + OID_INL_DOT11D_CONFORMANCE, + OID_INL_PHYCAPABILITIES, + OID_INL_OUTPUTPOWER, + + OID_NUM_LAST +}; + +#define OID_FLAG_CACHED 0x80 +#define OID_FLAG_TYPE 0x7f + +#define OID_TYPE_U32 0x01 +#define OID_TYPE_SSID 0x02 +#define OID_TYPE_KEY 0x03 +#define OID_TYPE_BUFFER 0x04 +#define OID_TYPE_BSS 0x05 +#define OID_TYPE_BSSLIST 0x06 +#define OID_TYPE_FREQUENCIES 0x07 +#define OID_TYPE_MLME 0x08 +#define OID_TYPE_MLMEEX 0x09 +#define OID_TYPE_ADDR 0x0A +#define OID_TYPE_RAW 0x0B +#define OID_TYPE_ATTACH 0x0C + +/* OID_TYPE_MLMEEX is special because of a variable size field when sending. + * Not yet implemented (not used in driver anyway). + */ + +struct oid_t { + enum oid_num_t oid; + short range; /* to define a range of oid */ + short size; /* max size of the associated data */ + char flags; +}; + +union oid_res_t { + void *ptr; + u32 u; +}; + +#define IWMAX_BITRATES 20 +#define IWMAX_BSS 24 +#define IWMAX_FREQ 30 +#define PRIV_STR_SIZE 1024 + +#endif /* !defined(_ISL_OID_H) */ +/* EOF */ diff --git a/drivers/net/wireless/intersil/prism54/islpci_dev.c b/drivers/net/wireless/intersil/prism54/islpci_dev.c new file mode 100644 index 000000000000..931cf440ff18 --- /dev/null +++ b/drivers/net/wireless/intersil/prism54/islpci_dev.c @@ -0,0 +1,963 @@ +/* + * Copyright (C) 2002 Intersil Americas Inc. + * Copyright (C) 2003 Herbert Valerio Riedel + * Copyright (C) 2003 Luis R. Rodriguez + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see . + * + */ + +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include + +#include + +#include "prismcompat.h" +#include "isl_38xx.h" +#include "isl_ioctl.h" +#include "islpci_dev.h" +#include "islpci_mgt.h" +#include "islpci_eth.h" +#include "oid_mgt.h" + +#define ISL3877_IMAGE_FILE "isl3877" +#define ISL3886_IMAGE_FILE "isl3886" +#define ISL3890_IMAGE_FILE "isl3890" +MODULE_FIRMWARE(ISL3877_IMAGE_FILE); +MODULE_FIRMWARE(ISL3886_IMAGE_FILE); +MODULE_FIRMWARE(ISL3890_IMAGE_FILE); + +static int prism54_bring_down(islpci_private *); +static int islpci_alloc_memory(islpci_private *); + +/* Temporary dummy MAC address to use until firmware is loaded. + * The idea there is that some tools (such as nameif) may query + * the MAC address before the netdev is 'open'. By using a valid + * OUI prefix, they can process the netdev properly. + * Of course, this is not the final/real MAC address. It doesn't + * matter, as you are suppose to be able to change it anytime via + * ndev->set_mac_address. Jean II */ +static const unsigned char dummy_mac[6] = { 0x00, 0x30, 0xB4, 0x00, 0x00, 0x00 }; + +static int +isl_upload_firmware(islpci_private *priv) +{ + u32 reg, rc; + void __iomem *device_base = priv->device_base; + + /* clear the RAMBoot and the Reset bit */ + reg = readl(device_base + ISL38XX_CTRL_STAT_REG); + reg &= ~ISL38XX_CTRL_STAT_RESET; + reg &= ~ISL38XX_CTRL_STAT_RAMBOOT; + writel(reg, device_base + ISL38XX_CTRL_STAT_REG); + wmb(); + udelay(ISL38XX_WRITEIO_DELAY); + + /* set the Reset bit without reading the register ! */ + reg |= ISL38XX_CTRL_STAT_RESET; + writel(reg, device_base + ISL38XX_CTRL_STAT_REG); + wmb(); + udelay(ISL38XX_WRITEIO_DELAY); + + /* clear the Reset bit */ + reg &= ~ISL38XX_CTRL_STAT_RESET; + writel(reg, device_base + ISL38XX_CTRL_STAT_REG); + wmb(); + + /* wait a while for the device to reboot */ + mdelay(50); + + { + const struct firmware *fw_entry = NULL; + long fw_len; + const u32 *fw_ptr; + + rc = request_firmware(&fw_entry, priv->firmware, PRISM_FW_PDEV); + if (rc) { + printk(KERN_ERR + "%s: request_firmware() failed for '%s'\n", + "prism54", priv->firmware); + return rc; + } + /* prepare the Direct Memory Base register */ + reg = ISL38XX_DEV_FIRMWARE_ADDRES; + + fw_ptr = (u32 *) fw_entry->data; + fw_len = fw_entry->size; + + if (fw_len % 4) { + printk(KERN_ERR + "%s: firmware '%s' size is not multiple of 32bit, aborting!\n", + "prism54", priv->firmware); + release_firmware(fw_entry); + return -EILSEQ; /* Illegal byte sequence */; + } + + while (fw_len > 0) { + long _fw_len = + (fw_len > + ISL38XX_MEMORY_WINDOW_SIZE) ? + ISL38XX_MEMORY_WINDOW_SIZE : fw_len; + u32 __iomem *dev_fw_ptr = device_base + ISL38XX_DIRECT_MEM_WIN; + + /* set the card's base address for writing the data */ + isl38xx_w32_flush(device_base, reg, + ISL38XX_DIR_MEM_BASE_REG); + wmb(); /* be paranoid */ + + /* increment the write address for next iteration */ + reg += _fw_len; + fw_len -= _fw_len; + + /* write the data to the Direct Memory Window 32bit-wise */ + /* memcpy_toio() doesn't guarantee 32bit writes :-| */ + while (_fw_len > 0) { + /* use non-swapping writel() */ + __raw_writel(*fw_ptr, dev_fw_ptr); + fw_ptr++, dev_fw_ptr++; + _fw_len -= 4; + } + + /* flush PCI posting */ + (void) readl(device_base + ISL38XX_PCI_POSTING_FLUSH); + wmb(); /* be paranoid again */ + + BUG_ON(_fw_len != 0); + } + + BUG_ON(fw_len != 0); + + /* Firmware version is at offset 40 (also for "newmac") */ + printk(KERN_DEBUG "%s: firmware version: %.8s\n", + priv->ndev->name, fw_entry->data + 40); + + release_firmware(fw_entry); + } + + /* now reset the device + * clear the Reset & ClkRun bit, set the RAMBoot bit */ + reg = readl(device_base + ISL38XX_CTRL_STAT_REG); + reg &= ~ISL38XX_CTRL_STAT_CLKRUN; + reg &= ~ISL38XX_CTRL_STAT_RESET; + reg |= ISL38XX_CTRL_STAT_RAMBOOT; + isl38xx_w32_flush(device_base, reg, ISL38XX_CTRL_STAT_REG); + wmb(); + udelay(ISL38XX_WRITEIO_DELAY); + + /* set the reset bit latches the host override and RAMBoot bits + * into the device for operation when the reset bit is reset */ + reg |= ISL38XX_CTRL_STAT_RESET; + writel(reg, device_base + ISL38XX_CTRL_STAT_REG); + /* don't do flush PCI posting here! */ + wmb(); + udelay(ISL38XX_WRITEIO_DELAY); + + /* clear the reset bit should start the whole circus */ + reg &= ~ISL38XX_CTRL_STAT_RESET; + writel(reg, device_base + ISL38XX_CTRL_STAT_REG); + /* don't do flush PCI posting here! */ + wmb(); + udelay(ISL38XX_WRITEIO_DELAY); + + return 0; +} + +/****************************************************************************** + Device Interrupt Handler +******************************************************************************/ + +irqreturn_t +islpci_interrupt(int irq, void *config) +{ + u32 reg; + islpci_private *priv = config; + struct net_device *ndev = priv->ndev; + void __iomem *device = priv->device_base; + int powerstate = ISL38XX_PSM_POWERSAVE_STATE; + + /* lock the interrupt handler */ + spin_lock(&priv->slock); + + /* received an interrupt request on a shared IRQ line + * first check whether the device is in sleep mode */ + reg = readl(device + ISL38XX_CTRL_STAT_REG); + if (reg & ISL38XX_CTRL_STAT_SLEEPMODE) + /* device is in sleep mode, IRQ was generated by someone else */ + { +#if VERBOSE > SHOW_ERROR_MESSAGES + DEBUG(SHOW_TRACING, "Assuming someone else called the IRQ\n"); +#endif + spin_unlock(&priv->slock); + return IRQ_NONE; + } + + + /* check whether there is any source of interrupt on the device */ + reg = readl(device + ISL38XX_INT_IDENT_REG); + + /* also check the contents of the Interrupt Enable Register, because this + * will filter out interrupt sources from other devices on the same irq ! */ + reg &= readl(device + ISL38XX_INT_EN_REG); + reg &= ISL38XX_INT_SOURCES; + + if (reg != 0) { + if (islpci_get_state(priv) != PRV_STATE_SLEEP) + powerstate = ISL38XX_PSM_ACTIVE_STATE; + + /* reset the request bits in the Identification register */ + isl38xx_w32_flush(device, reg, ISL38XX_INT_ACK_REG); + +#if VERBOSE > SHOW_ERROR_MESSAGES + DEBUG(SHOW_FUNCTION_CALLS, + "IRQ: Identification register 0x%p 0x%x\n", device, reg); +#endif + + /* check for each bit in the register separately */ + if (reg & ISL38XX_INT_IDENT_UPDATE) { +#if VERBOSE > SHOW_ERROR_MESSAGES + /* Queue has been updated */ + DEBUG(SHOW_TRACING, "IRQ: Update flag\n"); + + DEBUG(SHOW_QUEUE_INDEXES, + "CB drv Qs: [%i][%i][%i][%i][%i][%i]\n", + le32_to_cpu(priv->control_block-> + driver_curr_frag[0]), + le32_to_cpu(priv->control_block-> + driver_curr_frag[1]), + le32_to_cpu(priv->control_block-> + driver_curr_frag[2]), + le32_to_cpu(priv->control_block-> + driver_curr_frag[3]), + le32_to_cpu(priv->control_block-> + driver_curr_frag[4]), + le32_to_cpu(priv->control_block-> + driver_curr_frag[5]) + ); + + DEBUG(SHOW_QUEUE_INDEXES, + "CB dev Qs: [%i][%i][%i][%i][%i][%i]\n", + le32_to_cpu(priv->control_block-> + device_curr_frag[0]), + le32_to_cpu(priv->control_block-> + device_curr_frag[1]), + le32_to_cpu(priv->control_block-> + device_curr_frag[2]), + le32_to_cpu(priv->control_block-> + device_curr_frag[3]), + le32_to_cpu(priv->control_block-> + device_curr_frag[4]), + le32_to_cpu(priv->control_block-> + device_curr_frag[5]) + ); +#endif + + /* cleanup the data low transmit queue */ + islpci_eth_cleanup_transmit(priv, priv->control_block); + + /* device is in active state, update the + * powerstate flag if necessary */ + powerstate = ISL38XX_PSM_ACTIVE_STATE; + + /* check all three queues in priority order + * call the PIMFOR receive function until the + * queue is empty */ + if (isl38xx_in_queue(priv->control_block, + ISL38XX_CB_RX_MGMTQ) != 0) { +#if VERBOSE > SHOW_ERROR_MESSAGES + DEBUG(SHOW_TRACING, + "Received frame in Management Queue\n"); +#endif + islpci_mgt_receive(ndev); + + islpci_mgt_cleanup_transmit(ndev); + + /* Refill slots in receive queue */ + islpci_mgmt_rx_fill(ndev); + + /* no need to trigger the device, next + islpci_mgt_transaction does it */ + } + + while (isl38xx_in_queue(priv->control_block, + ISL38XX_CB_RX_DATA_LQ) != 0) { +#if VERBOSE > SHOW_ERROR_MESSAGES + DEBUG(SHOW_TRACING, + "Received frame in Data Low Queue\n"); +#endif + islpci_eth_receive(priv); + } + + /* check whether the data transmit queues were full */ + if (priv->data_low_tx_full) { + /* check whether the transmit is not full anymore */ + if (ISL38XX_CB_TX_QSIZE - + isl38xx_in_queue(priv->control_block, + ISL38XX_CB_TX_DATA_LQ) >= + ISL38XX_MIN_QTHRESHOLD) { + /* nope, the driver is ready for more network frames */ + netif_wake_queue(priv->ndev); + + /* reset the full flag */ + priv->data_low_tx_full = 0; + } + } + } + + if (reg & ISL38XX_INT_IDENT_INIT) { + /* Device has been initialized */ +#if VERBOSE > SHOW_ERROR_MESSAGES + DEBUG(SHOW_TRACING, + "IRQ: Init flag, device initialized\n"); +#endif + wake_up(&priv->reset_done); + } + + if (reg & ISL38XX_INT_IDENT_SLEEP) { + /* Device intends to move to powersave state */ +#if VERBOSE > SHOW_ERROR_MESSAGES + DEBUG(SHOW_TRACING, "IRQ: Sleep flag\n"); +#endif + isl38xx_handle_sleep_request(priv->control_block, + &powerstate, + priv->device_base); + } + + if (reg & ISL38XX_INT_IDENT_WAKEUP) { + /* Device has been woken up to active state */ +#if VERBOSE > SHOW_ERROR_MESSAGES + DEBUG(SHOW_TRACING, "IRQ: Wakeup flag\n"); +#endif + + isl38xx_handle_wakeup(priv->control_block, + &powerstate, priv->device_base); + } + } else { +#if VERBOSE > SHOW_ERROR_MESSAGES + DEBUG(SHOW_TRACING, "Assuming someone else called the IRQ\n"); +#endif + spin_unlock(&priv->slock); + return IRQ_NONE; + } + + /* sleep -> ready */ + if (islpci_get_state(priv) == PRV_STATE_SLEEP + && powerstate == ISL38XX_PSM_ACTIVE_STATE) + islpci_set_state(priv, PRV_STATE_READY); + + /* !sleep -> sleep */ + if (islpci_get_state(priv) != PRV_STATE_SLEEP + && powerstate == ISL38XX_PSM_POWERSAVE_STATE) + islpci_set_state(priv, PRV_STATE_SLEEP); + + /* unlock the interrupt handler */ + spin_unlock(&priv->slock); + + return IRQ_HANDLED; +} + +/****************************************************************************** + Network Interface Control & Statistical functions +******************************************************************************/ +static int +islpci_open(struct net_device *ndev) +{ + u32 rc; + islpci_private *priv = netdev_priv(ndev); + + /* reset data structures, upload firmware and reset device */ + rc = islpci_reset(priv,1); + if (rc) { + prism54_bring_down(priv); + return rc; /* Returns informative message */ + } + + netif_start_queue(ndev); + + /* Turn off carrier if in STA or Ad-hoc mode. It will be turned on + * once the firmware receives a trap of being associated + * (GEN_OID_LINKSTATE). In other modes (AP or WDS or monitor) we + * should just leave the carrier on as its expected the firmware + * won't send us a trigger. */ + if (priv->iw_mode == IW_MODE_INFRA || priv->iw_mode == IW_MODE_ADHOC) + netif_carrier_off(ndev); + else + netif_carrier_on(ndev); + + return 0; +} + +static int +islpci_close(struct net_device *ndev) +{ + islpci_private *priv = netdev_priv(ndev); + + printk(KERN_DEBUG "%s: islpci_close ()\n", ndev->name); + + netif_stop_queue(ndev); + + return prism54_bring_down(priv); +} + +static int +prism54_bring_down(islpci_private *priv) +{ + void __iomem *device_base = priv->device_base; + u32 reg; + /* we are going to shutdown the device */ + islpci_set_state(priv, PRV_STATE_PREBOOT); + + /* disable all device interrupts in case they weren't */ + isl38xx_disable_interrupts(priv->device_base); + + /* For safety reasons, we may want to ensure that no DMA transfer is + * currently in progress by emptying the TX and RX queues. */ + + /* wait until interrupts have finished executing on other CPUs */ + synchronize_irq(priv->pdev->irq); + + reg = readl(device_base + ISL38XX_CTRL_STAT_REG); + reg &= ~(ISL38XX_CTRL_STAT_RESET | ISL38XX_CTRL_STAT_RAMBOOT); + writel(reg, device_base + ISL38XX_CTRL_STAT_REG); + wmb(); + udelay(ISL38XX_WRITEIO_DELAY); + + reg |= ISL38XX_CTRL_STAT_RESET; + writel(reg, device_base + ISL38XX_CTRL_STAT_REG); + wmb(); + udelay(ISL38XX_WRITEIO_DELAY); + + /* clear the Reset bit */ + reg &= ~ISL38XX_CTRL_STAT_RESET; + writel(reg, device_base + ISL38XX_CTRL_STAT_REG); + wmb(); + + /* wait a while for the device to reset */ + schedule_timeout_uninterruptible(msecs_to_jiffies(50)); + + return 0; +} + +static int +islpci_upload_fw(islpci_private *priv) +{ + islpci_state_t old_state; + u32 rc; + + old_state = islpci_set_state(priv, PRV_STATE_BOOT); + + printk(KERN_DEBUG "%s: uploading firmware...\n", priv->ndev->name); + + rc = isl_upload_firmware(priv); + if (rc) { + /* error uploading the firmware */ + printk(KERN_ERR "%s: could not upload firmware ('%s')\n", + priv->ndev->name, priv->firmware); + + islpci_set_state(priv, old_state); + return rc; + } + + printk(KERN_DEBUG "%s: firmware upload complete\n", + priv->ndev->name); + + islpci_set_state(priv, PRV_STATE_POSTBOOT); + + return 0; +} + +static int +islpci_reset_if(islpci_private *priv) +{ + long remaining; + int result = -ETIME; + int count; + + DEFINE_WAIT(wait); + prepare_to_wait(&priv->reset_done, &wait, TASK_UNINTERRUPTIBLE); + + /* now the last step is to reset the interface */ + isl38xx_interface_reset(priv->device_base, priv->device_host_address); + islpci_set_state(priv, PRV_STATE_PREINIT); + + for(count = 0; count < 2 && result; count++) { + /* The software reset acknowledge needs about 220 msec here. + * Be conservative and wait for up to one second. */ + + remaining = schedule_timeout_uninterruptible(HZ); + + if(remaining > 0) { + result = 0; + break; + } + + /* If we're here it's because our IRQ hasn't yet gone through. + * Retry a bit more... + */ + printk(KERN_ERR "%s: no 'reset complete' IRQ seen - retrying\n", + priv->ndev->name); + } + + finish_wait(&priv->reset_done, &wait); + + if (result) { + printk(KERN_ERR "%s: interface reset failure\n", priv->ndev->name); + return result; + } + + islpci_set_state(priv, PRV_STATE_INIT); + + /* Now that the device is 100% up, let's allow + * for the other interrupts -- + * NOTE: this is not *yet* true since we've only allowed the + * INIT interrupt on the IRQ line. We can perhaps poll + * the IRQ line until we know for sure the reset went through */ + isl38xx_enable_common_interrupts(priv->device_base); + + down_write(&priv->mib_sem); + result = mgt_commit(priv); + if (result) { + printk(KERN_ERR "%s: interface reset failure\n", priv->ndev->name); + up_write(&priv->mib_sem); + return result; + } + up_write(&priv->mib_sem); + + islpci_set_state(priv, PRV_STATE_READY); + + printk(KERN_DEBUG "%s: interface reset complete\n", priv->ndev->name); + return 0; +} + +int +islpci_reset(islpci_private *priv, int reload_firmware) +{ + isl38xx_control_block *cb = /* volatile not needed */ + (isl38xx_control_block *) priv->control_block; + unsigned counter; + int rc; + + if (reload_firmware) + islpci_set_state(priv, PRV_STATE_PREBOOT); + else + islpci_set_state(priv, PRV_STATE_POSTBOOT); + + printk(KERN_DEBUG "%s: resetting device...\n", priv->ndev->name); + + /* disable all device interrupts in case they weren't */ + isl38xx_disable_interrupts(priv->device_base); + + /* flush all management queues */ + priv->index_mgmt_tx = 0; + priv->index_mgmt_rx = 0; + + /* clear the indexes in the frame pointer */ + for (counter = 0; counter < ISL38XX_CB_QCOUNT; counter++) { + cb->driver_curr_frag[counter] = cpu_to_le32(0); + cb->device_curr_frag[counter] = cpu_to_le32(0); + } + + /* reset the mgmt receive queue */ + for (counter = 0; counter < ISL38XX_CB_MGMT_QSIZE; counter++) { + isl38xx_fragment *frag = &cb->rx_data_mgmt[counter]; + frag->size = cpu_to_le16(MGMT_FRAME_SIZE); + frag->flags = 0; + frag->address = cpu_to_le32(priv->mgmt_rx[counter].pci_addr); + } + + for (counter = 0; counter < ISL38XX_CB_RX_QSIZE; counter++) { + cb->rx_data_low[counter].address = + cpu_to_le32((u32) priv->pci_map_rx_address[counter]); + } + + /* since the receive queues are filled with empty fragments, now we can + * set the corresponding indexes in the Control Block */ + priv->control_block->driver_curr_frag[ISL38XX_CB_RX_DATA_LQ] = + cpu_to_le32(ISL38XX_CB_RX_QSIZE); + priv->control_block->driver_curr_frag[ISL38XX_CB_RX_MGMTQ] = + cpu_to_le32(ISL38XX_CB_MGMT_QSIZE); + + /* reset the remaining real index registers and full flags */ + priv->free_data_rx = 0; + priv->free_data_tx = 0; + priv->data_low_tx_full = 0; + + if (reload_firmware) { /* Should we load the firmware ? */ + /* now that the data structures are cleaned up, upload + * firmware and reset interface */ + rc = islpci_upload_fw(priv); + if (rc) { + printk(KERN_ERR "%s: islpci_reset: failure\n", + priv->ndev->name); + return rc; + } + } + + /* finally reset interface */ + rc = islpci_reset_if(priv); + if (rc) + printk(KERN_ERR "prism54: Your card/socket may be faulty, or IRQ line too busy :(\n"); + return rc; +} + +/****************************************************************************** + Network device configuration functions +******************************************************************************/ +static int +islpci_alloc_memory(islpci_private *priv) +{ + int counter; + +#if VERBOSE > SHOW_ERROR_MESSAGES + printk(KERN_DEBUG "islpci_alloc_memory\n"); +#endif + + /* remap the PCI device base address to accessible */ + if (!(priv->device_base = + ioremap(pci_resource_start(priv->pdev, 0), + ISL38XX_PCI_MEM_SIZE))) { + /* error in remapping the PCI device memory address range */ + printk(KERN_ERR "PCI memory remapping failed\n"); + return -1; + } + + /* memory layout for consistent DMA region: + * + * Area 1: Control Block for the device interface + * Area 2: Power Save Mode Buffer for temporary frame storage. Be aware that + * the number of supported stations in the AP determines the minimal + * size of the buffer ! + */ + + /* perform the allocation */ + priv->driver_mem_address = pci_alloc_consistent(priv->pdev, + HOST_MEM_BLOCK, + &priv-> + device_host_address); + + if (!priv->driver_mem_address) { + /* error allocating the block of PCI memory */ + printk(KERN_ERR "%s: could not allocate DMA memory, aborting!", + "prism54"); + return -1; + } + + /* assign the Control Block to the first address of the allocated area */ + priv->control_block = + (isl38xx_control_block *) priv->driver_mem_address; + + /* set the Power Save Buffer pointer directly behind the CB */ + priv->device_psm_buffer = + priv->device_host_address + CONTROL_BLOCK_SIZE; + + /* make sure all buffer pointers are initialized */ + for (counter = 0; counter < ISL38XX_CB_QCOUNT; counter++) { + priv->control_block->driver_curr_frag[counter] = cpu_to_le32(0); + priv->control_block->device_curr_frag[counter] = cpu_to_le32(0); + } + + priv->index_mgmt_rx = 0; + memset(priv->mgmt_rx, 0, sizeof(priv->mgmt_rx)); + memset(priv->mgmt_tx, 0, sizeof(priv->mgmt_tx)); + + /* allocate rx queue for management frames */ + if (islpci_mgmt_rx_fill(priv->ndev) < 0) + goto out_free; + + /* now get the data rx skb's */ + memset(priv->data_low_rx, 0, sizeof (priv->data_low_rx)); + memset(priv->pci_map_rx_address, 0, sizeof (priv->pci_map_rx_address)); + + for (counter = 0; counter < ISL38XX_CB_RX_QSIZE; counter++) { + struct sk_buff *skb; + + /* allocate an sk_buff for received data frames storage + * each frame on receive size consists of 1 fragment + * include any required allignment operations */ + if (!(skb = dev_alloc_skb(MAX_FRAGMENT_SIZE_RX + 2))) { + /* error allocating an sk_buff structure elements */ + printk(KERN_ERR "Error allocating skb.\n"); + skb = NULL; + goto out_free; + } + skb_reserve(skb, (4 - (long) skb->data) & 0x03); + /* add the new allocated sk_buff to the buffer array */ + priv->data_low_rx[counter] = skb; + + /* map the allocated skb data area to pci */ + priv->pci_map_rx_address[counter] = + pci_map_single(priv->pdev, (void *) skb->data, + MAX_FRAGMENT_SIZE_RX + 2, + PCI_DMA_FROMDEVICE); + if (!priv->pci_map_rx_address[counter]) { + /* error mapping the buffer to device + accessible memory address */ + printk(KERN_ERR "failed to map skb DMA'able\n"); + goto out_free; + } + } + + prism54_acl_init(&priv->acl); + prism54_wpa_bss_ie_init(priv); + if (mgt_init(priv)) + goto out_free; + + return 0; + out_free: + islpci_free_memory(priv); + return -1; +} + +int +islpci_free_memory(islpci_private *priv) +{ + int counter; + + if (priv->device_base) + iounmap(priv->device_base); + priv->device_base = NULL; + + /* free consistent DMA area... */ + if (priv->driver_mem_address) + pci_free_consistent(priv->pdev, HOST_MEM_BLOCK, + priv->driver_mem_address, + priv->device_host_address); + + /* clear some dangling pointers */ + priv->driver_mem_address = NULL; + priv->device_host_address = 0; + priv->device_psm_buffer = 0; + priv->control_block = NULL; + + /* clean up mgmt rx buffers */ + for (counter = 0; counter < ISL38XX_CB_MGMT_QSIZE; counter++) { + struct islpci_membuf *buf = &priv->mgmt_rx[counter]; + if (buf->pci_addr) + pci_unmap_single(priv->pdev, buf->pci_addr, + buf->size, PCI_DMA_FROMDEVICE); + buf->pci_addr = 0; + kfree(buf->mem); + buf->size = 0; + buf->mem = NULL; + } + + /* clean up data rx buffers */ + for (counter = 0; counter < ISL38XX_CB_RX_QSIZE; counter++) { + if (priv->pci_map_rx_address[counter]) + pci_unmap_single(priv->pdev, + priv->pci_map_rx_address[counter], + MAX_FRAGMENT_SIZE_RX + 2, + PCI_DMA_FROMDEVICE); + priv->pci_map_rx_address[counter] = 0; + + if (priv->data_low_rx[counter]) + dev_kfree_skb(priv->data_low_rx[counter]); + priv->data_low_rx[counter] = NULL; + } + + /* Free the access control list and the WPA list */ + prism54_acl_clean(&priv->acl); + prism54_wpa_bss_ie_clean(priv); + mgt_clean(priv); + + return 0; +} + +#if 0 +static void +islpci_set_multicast_list(struct net_device *dev) +{ + /* put device into promisc mode and let network layer handle it */ +} +#endif + +static void islpci_ethtool_get_drvinfo(struct net_device *dev, + struct ethtool_drvinfo *info) +{ + strlcpy(info->driver, DRV_NAME, sizeof(info->driver)); + strlcpy(info->version, DRV_VERSION, sizeof(info->version)); +} + +static const struct ethtool_ops islpci_ethtool_ops = { + .get_drvinfo = islpci_ethtool_get_drvinfo, +}; + +static const struct net_device_ops islpci_netdev_ops = { + .ndo_open = islpci_open, + .ndo_stop = islpci_close, + .ndo_start_xmit = islpci_eth_transmit, + .ndo_tx_timeout = islpci_eth_tx_timeout, + .ndo_set_mac_address = prism54_set_mac_address, + .ndo_change_mtu = eth_change_mtu, + .ndo_validate_addr = eth_validate_addr, +}; + +static struct device_type wlan_type = { + .name = "wlan", +}; + +struct net_device * +islpci_setup(struct pci_dev *pdev) +{ + islpci_private *priv; + struct net_device *ndev = alloc_etherdev(sizeof (islpci_private)); + + if (!ndev) + return ndev; + + pci_set_drvdata(pdev, ndev); + SET_NETDEV_DEV(ndev, &pdev->dev); + SET_NETDEV_DEVTYPE(ndev, &wlan_type); + + /* setup the structure members */ + ndev->base_addr = pci_resource_start(pdev, 0); + ndev->irq = pdev->irq; + + /* initialize the function pointers */ + ndev->netdev_ops = &islpci_netdev_ops; + ndev->wireless_handlers = &prism54_handler_def; + ndev->ethtool_ops = &islpci_ethtool_ops; + + /* ndev->set_multicast_list = &islpci_set_multicast_list; */ + ndev->addr_len = ETH_ALEN; + /* Get a non-zero dummy MAC address for nameif. Jean II */ + memcpy(ndev->dev_addr, dummy_mac, ETH_ALEN); + + ndev->watchdog_timeo = ISLPCI_TX_TIMEOUT; + + /* allocate a private device structure to the network device */ + priv = netdev_priv(ndev); + priv->ndev = ndev; + priv->pdev = pdev; + priv->monitor_type = ARPHRD_IEEE80211; + priv->ndev->type = (priv->iw_mode == IW_MODE_MONITOR) ? + priv->monitor_type : ARPHRD_ETHER; + + /* Add pointers to enable iwspy support. */ + priv->wireless_data.spy_data = &priv->spy_data; + ndev->wireless_data = &priv->wireless_data; + + /* save the start and end address of the PCI memory area */ + ndev->mem_start = (unsigned long) priv->device_base; + ndev->mem_end = ndev->mem_start + ISL38XX_PCI_MEM_SIZE; + +#if VERBOSE > SHOW_ERROR_MESSAGES + DEBUG(SHOW_TRACING, "PCI Memory remapped to 0x%p\n", priv->device_base); +#endif + + init_waitqueue_head(&priv->reset_done); + + /* init the queue read locks, process wait counter */ + mutex_init(&priv->mgmt_lock); + priv->mgmt_received = NULL; + init_waitqueue_head(&priv->mgmt_wqueue); + mutex_init(&priv->stats_lock); + spin_lock_init(&priv->slock); + + /* init state machine with off#1 state */ + priv->state = PRV_STATE_OFF; + priv->state_off = 1; + + /* initialize workqueue's */ + INIT_WORK(&priv->stats_work, prism54_update_stats); + priv->stats_timestamp = 0; + + INIT_WORK(&priv->reset_task, islpci_do_reset_and_wake); + priv->reset_task_pending = 0; + + /* allocate various memory areas */ + if (islpci_alloc_memory(priv)) + goto do_free_netdev; + + /* select the firmware file depending on the device id */ + switch (pdev->device) { + case 0x3877: + strcpy(priv->firmware, ISL3877_IMAGE_FILE); + break; + + case 0x3886: + strcpy(priv->firmware, ISL3886_IMAGE_FILE); + break; + + default: + strcpy(priv->firmware, ISL3890_IMAGE_FILE); + break; + } + + if (register_netdev(ndev)) { + DEBUG(SHOW_ERROR_MESSAGES, + "ERROR: register_netdev() failed\n"); + goto do_islpci_free_memory; + } + + return ndev; + + do_islpci_free_memory: + islpci_free_memory(priv); + do_free_netdev: + free_netdev(ndev); + priv = NULL; + return NULL; +} + +islpci_state_t +islpci_set_state(islpci_private *priv, islpci_state_t new_state) +{ + islpci_state_t old_state; + + /* lock */ + old_state = priv->state; + + /* this means either a race condition or some serious error in + * the driver code */ + switch (new_state) { + case PRV_STATE_OFF: + priv->state_off++; + default: + priv->state = new_state; + break; + + case PRV_STATE_PREBOOT: + /* there are actually many off-states, enumerated by + * state_off */ + if (old_state == PRV_STATE_OFF) + priv->state_off--; + + /* only if hw_unavailable is zero now it means we either + * were in off#1 state, or came here from + * somewhere else */ + if (!priv->state_off) + priv->state = new_state; + break; + } +#if 0 + printk(KERN_DEBUG "%s: state transition %d -> %d (off#%d)\n", + priv->ndev->name, old_state, new_state, priv->state_off); +#endif + + /* invariants */ + BUG_ON(priv->state_off < 0); + BUG_ON(priv->state_off && (priv->state != PRV_STATE_OFF)); + BUG_ON(!priv->state_off && (priv->state == PRV_STATE_OFF)); + + /* unlock */ + return old_state; +} diff --git a/drivers/net/wireless/intersil/prism54/islpci_dev.h b/drivers/net/wireless/intersil/prism54/islpci_dev.h new file mode 100644 index 000000000000..f6f088e05fe4 --- /dev/null +++ b/drivers/net/wireless/intersil/prism54/islpci_dev.h @@ -0,0 +1,216 @@ +/* + * Copyright (C) 2002 Intersil Americas Inc. + * Copyright (C) 2003 Herbert Valerio Riedel + * Copyright (C) 2003 Luis R. Rodriguez + * Copyright (C) 2003 Aurelien Alleaume + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see . + * + */ + +#ifndef _ISLPCI_DEV_H +#define _ISLPCI_DEV_H + +#include +#include +#include +#include +#include +#include + +#include "isl_38xx.h" +#include "isl_oid.h" +#include "islpci_mgt.h" + +/* some states might not be superflous and may be removed when + design is finalized (hvr) */ +typedef enum { + PRV_STATE_OFF = 0, /* this means hw_unavailable is != 0 */ + PRV_STATE_PREBOOT, /* we are in a pre-boot state (empty RAM) */ + PRV_STATE_BOOT, /* boot state (fw upload, run fw) */ + PRV_STATE_POSTBOOT, /* after boot state, need reset now */ + PRV_STATE_PREINIT, /* pre-init state */ + PRV_STATE_INIT, /* init state (restore MIB backup to device) */ + PRV_STATE_READY, /* driver&device are in operational state */ + PRV_STATE_SLEEP /* device in sleep mode */ +} islpci_state_t; + +/* ACL using MAC address */ +struct mac_entry { + struct list_head _list; + char addr[ETH_ALEN]; +}; + +struct islpci_acl { + enum { MAC_POLICY_OPEN=0, MAC_POLICY_ACCEPT=1, MAC_POLICY_REJECT=2 } policy; + struct list_head mac_list; /* a list of mac_entry */ + int size; /* size of queue */ + struct mutex lock; /* accessed in ioctls and trap_work */ +}; + +struct islpci_membuf { + int size; /* size of memory */ + void *mem; /* address of memory as seen by CPU */ + dma_addr_t pci_addr; /* address of memory as seen by device */ +}; + +#define MAX_BSS_WPA_IE_COUNT 64 +#define MAX_WPA_IE_LEN 64 +struct islpci_bss_wpa_ie { + struct list_head list; + unsigned long last_update; + u8 bssid[ETH_ALEN]; + u8 wpa_ie[MAX_WPA_IE_LEN]; + size_t wpa_ie_len; + +}; + +typedef struct { + spinlock_t slock; /* generic spinlock; */ + + u32 priv_oid; + + /* our mib cache */ + u32 iw_mode; + struct rw_semaphore mib_sem; + void **mib; + char nickname[IW_ESSID_MAX_SIZE+1]; + + /* Take care of the wireless stats */ + struct work_struct stats_work; + struct mutex stats_lock; + /* remember when we last updated the stats */ + unsigned long stats_timestamp; + /* The first is accessed under semaphore locking. + * The second is the clean one we return to iwconfig. + */ + struct iw_statistics local_iwstatistics; + struct iw_statistics iwstatistics; + + struct iw_spy_data spy_data; /* iwspy support */ + + struct iw_public_data wireless_data; + + int monitor_type; /* ARPHRD_IEEE80211 or ARPHRD_IEEE80211_PRISM */ + + struct islpci_acl acl; + + /* PCI bus allocation & configuration members */ + struct pci_dev *pdev; /* PCI structure information */ + char firmware[33]; + + void __iomem *device_base; /* ioremapped device base address */ + + /* consistent DMA region */ + void *driver_mem_address; /* base DMA address */ + dma_addr_t device_host_address; /* base DMA address (bus address) */ + dma_addr_t device_psm_buffer; /* host memory for PSM buffering (bus address) */ + + /* our network_device structure */ + struct net_device *ndev; + + /* device queue interface members */ + struct isl38xx_cb *control_block; /* device control block + (== driver_mem_address!) */ + + /* Each queue has three indexes: + * free/index_mgmt/data_rx/tx (called index, see below), + * driver_curr_frag, and device_curr_frag (in the control block) + * All indexes are ever-increasing, but interpreted modulo the + * device queue size when used. + * index <= device_curr_frag <= driver_curr_frag at all times + * For rx queues, [index, device_curr_frag) contains fragments + * that the interrupt processing needs to handle (owned by driver). + * [device_curr_frag, driver_curr_frag) is the free space in the + * rx queue, waiting for data (owned by device). The driver + * increments driver_curr_frag to indicate to the device that more + * buffers are available. + * If device_curr_frag == driver_curr_frag, no more rx buffers are + * available, and the rx DMA engine of the device is halted. + * For tx queues, [index, device_curr_frag) contains fragments + * where tx is done; they need to be freed (owned by driver). + * [device_curr_frag, driver_curr_frag) contains the frames + * that are being transferred (owned by device). The driver + * increments driver_curr_frag to indicate that more tx work + * needs to be done. + */ + u32 index_mgmt_rx; /* real index mgmt rx queue */ + u32 index_mgmt_tx; /* read index mgmt tx queue */ + u32 free_data_rx; /* free pointer data rx queue */ + u32 free_data_tx; /* free pointer data tx queue */ + u32 data_low_tx_full; /* full detected flag */ + + /* frame memory buffers for the device queues */ + struct islpci_membuf mgmt_tx[ISL38XX_CB_MGMT_QSIZE]; + struct islpci_membuf mgmt_rx[ISL38XX_CB_MGMT_QSIZE]; + struct sk_buff *data_low_tx[ISL38XX_CB_TX_QSIZE]; + struct sk_buff *data_low_rx[ISL38XX_CB_RX_QSIZE]; + dma_addr_t pci_map_tx_address[ISL38XX_CB_TX_QSIZE]; + dma_addr_t pci_map_rx_address[ISL38XX_CB_RX_QSIZE]; + + /* wait for a reset interrupt */ + wait_queue_head_t reset_done; + + /* used by islpci_mgt_transaction */ + struct mutex mgmt_lock; /* serialize access to mailbox and wqueue */ + struct islpci_mgmtframe *mgmt_received; /* mbox for incoming frame */ + wait_queue_head_t mgmt_wqueue; /* waitqueue for mbox */ + + /* state machine */ + islpci_state_t state; + int state_off; /* enumeration of off-state, if 0 then + * we're not in any off-state */ + + /* WPA stuff */ + int wpa; /* WPA mode enabled */ + struct list_head bss_wpa_list; + int num_bss_wpa; + struct mutex wpa_lock; + u8 wpa_ie[MAX_WPA_IE_LEN]; + size_t wpa_ie_len; + + struct work_struct reset_task; + int reset_task_pending; +} islpci_private; + +static inline islpci_state_t +islpci_get_state(islpci_private *priv) +{ + /* lock */ + return priv->state; + /* unlock */ +} + +islpci_state_t islpci_set_state(islpci_private *priv, islpci_state_t new_state); + +#define ISLPCI_TX_TIMEOUT (2*HZ) + +irqreturn_t islpci_interrupt(int, void *); + +int prism54_post_setup(islpci_private *, int); +int islpci_reset(islpci_private *, int); + +static inline void +islpci_trigger(islpci_private *priv) +{ + isl38xx_trigger_device(islpci_get_state(priv) == PRV_STATE_SLEEP, + priv->device_base); +} + +int islpci_free_memory(islpci_private *); +struct net_device *islpci_setup(struct pci_dev *); + +#define DRV_NAME "prism54" +#define DRV_VERSION "1.2" + +#endif /* _ISLPCI_DEV_H */ diff --git a/drivers/net/wireless/intersil/prism54/islpci_eth.c b/drivers/net/wireless/intersil/prism54/islpci_eth.c new file mode 100644 index 000000000000..674658f2e6ef --- /dev/null +++ b/drivers/net/wireless/intersil/prism54/islpci_eth.c @@ -0,0 +1,506 @@ +/* + * Copyright (C) 2002 Intersil Americas Inc. + * Copyright (C) 2004 Aurelien Alleaume + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see . + * + */ + +#include +#include + +#include +#include +#include +#include +#include +#include + +#include "prismcompat.h" +#include "isl_38xx.h" +#include "islpci_eth.h" +#include "islpci_mgt.h" +#include "oid_mgt.h" + +/****************************************************************************** + Network Interface functions +******************************************************************************/ +void +islpci_eth_cleanup_transmit(islpci_private *priv, + isl38xx_control_block *control_block) +{ + struct sk_buff *skb; + u32 index; + + /* compare the control block read pointer with the free pointer */ + while (priv->free_data_tx != + le32_to_cpu(control_block-> + device_curr_frag[ISL38XX_CB_TX_DATA_LQ])) { + /* read the index of the first fragment to be freed */ + index = priv->free_data_tx % ISL38XX_CB_TX_QSIZE; + + /* check for holes in the arrays caused by multi fragment frames + * searching for the last fragment of a frame */ + if (priv->pci_map_tx_address[index]) { + /* entry is the last fragment of a frame + * free the skb structure and unmap pci memory */ + skb = priv->data_low_tx[index]; + +#if VERBOSE > SHOW_ERROR_MESSAGES + DEBUG(SHOW_TRACING, + "cleanup skb %p skb->data %p skb->len %u truesize %u\n ", + skb, skb->data, skb->len, skb->truesize); +#endif + + pci_unmap_single(priv->pdev, + priv->pci_map_tx_address[index], + skb->len, PCI_DMA_TODEVICE); + dev_kfree_skb_irq(skb); + skb = NULL; + } + /* increment the free data low queue pointer */ + priv->free_data_tx++; + } +} + +netdev_tx_t +islpci_eth_transmit(struct sk_buff *skb, struct net_device *ndev) +{ + islpci_private *priv = netdev_priv(ndev); + isl38xx_control_block *cb = priv->control_block; + u32 index; + dma_addr_t pci_map_address; + int frame_size; + isl38xx_fragment *fragment; + int offset; + struct sk_buff *newskb; + int newskb_offset; + unsigned long flags; + unsigned char wds_mac[6]; + u32 curr_frag; + +#if VERBOSE > SHOW_ERROR_MESSAGES + DEBUG(SHOW_FUNCTION_CALLS, "islpci_eth_transmit\n"); +#endif + + /* lock the driver code */ + spin_lock_irqsave(&priv->slock, flags); + + /* check whether the destination queue has enough fragments for the frame */ + curr_frag = le32_to_cpu(cb->driver_curr_frag[ISL38XX_CB_TX_DATA_LQ]); + if (unlikely(curr_frag - priv->free_data_tx >= ISL38XX_CB_TX_QSIZE)) { + printk(KERN_ERR "%s: transmit device queue full when awake\n", + ndev->name); + netif_stop_queue(ndev); + + /* trigger the device */ + isl38xx_w32_flush(priv->device_base, ISL38XX_DEV_INT_UPDATE, + ISL38XX_DEV_INT_REG); + udelay(ISL38XX_WRITEIO_DELAY); + goto drop_free; + } + /* Check alignment and WDS frame formatting. The start of the packet should + * be aligned on a 4-byte boundary. If WDS is enabled add another 6 bytes + * and add WDS address information */ + if (likely(((long) skb->data & 0x03) | init_wds)) { + /* get the number of bytes to add and re-align */ + offset = (4 - (long) skb->data) & 0x03; + offset += init_wds ? 6 : 0; + + /* check whether the current skb can be used */ + if (!skb_cloned(skb) && (skb_tailroom(skb) >= offset)) { + unsigned char *src = skb->data; + +#if VERBOSE > SHOW_ERROR_MESSAGES + DEBUG(SHOW_TRACING, "skb offset %i wds %i\n", offset, + init_wds); +#endif + + /* align the buffer on 4-byte boundary */ + skb_reserve(skb, (4 - (long) skb->data) & 0x03); + if (init_wds) { + /* wds requires an additional address field of 6 bytes */ + skb_put(skb, 6); +#ifdef ISLPCI_ETH_DEBUG + printk("islpci_eth_transmit:wds_mac\n"); +#endif + memmove(skb->data + 6, src, skb->len); + skb_copy_to_linear_data(skb, wds_mac, 6); + } else { + memmove(skb->data, src, skb->len); + } + +#if VERBOSE > SHOW_ERROR_MESSAGES + DEBUG(SHOW_TRACING, "memmove %p %p %i\n", skb->data, + src, skb->len); +#endif + } else { + newskb = + dev_alloc_skb(init_wds ? skb->len + 6 : skb->len); + if (unlikely(newskb == NULL)) { + printk(KERN_ERR "%s: Cannot allocate skb\n", + ndev->name); + goto drop_free; + } + newskb_offset = (4 - (long) newskb->data) & 0x03; + + /* Check if newskb->data is aligned */ + if (newskb_offset) + skb_reserve(newskb, newskb_offset); + + skb_put(newskb, init_wds ? skb->len + 6 : skb->len); + if (init_wds) { + skb_copy_from_linear_data(skb, + newskb->data + 6, + skb->len); + skb_copy_to_linear_data(newskb, wds_mac, 6); +#ifdef ISLPCI_ETH_DEBUG + printk("islpci_eth_transmit:wds_mac\n"); +#endif + } else + skb_copy_from_linear_data(skb, newskb->data, + skb->len); + +#if VERBOSE > SHOW_ERROR_MESSAGES + DEBUG(SHOW_TRACING, "memcpy %p %p %i wds %i\n", + newskb->data, skb->data, skb->len, init_wds); +#endif + + newskb->dev = skb->dev; + dev_kfree_skb_irq(skb); + skb = newskb; + } + } + /* display the buffer contents for debugging */ +#if VERBOSE > SHOW_ERROR_MESSAGES + DEBUG(SHOW_BUFFER_CONTENTS, "\ntx %p ", skb->data); + display_buffer((char *) skb->data, skb->len); +#endif + + /* map the skb buffer to pci memory for DMA operation */ + pci_map_address = pci_map_single(priv->pdev, + (void *) skb->data, skb->len, + PCI_DMA_TODEVICE); + if (unlikely(pci_map_address == 0)) { + printk(KERN_WARNING "%s: cannot map buffer to PCI\n", + ndev->name); + goto drop_free; + } + /* Place the fragment in the control block structure. */ + index = curr_frag % ISL38XX_CB_TX_QSIZE; + fragment = &cb->tx_data_low[index]; + + priv->pci_map_tx_address[index] = pci_map_address; + /* store the skb address for future freeing */ + priv->data_low_tx[index] = skb; + /* set the proper fragment start address and size information */ + frame_size = skb->len; + fragment->size = cpu_to_le16(frame_size); + fragment->flags = cpu_to_le16(0); /* set to 1 if more fragments */ + fragment->address = cpu_to_le32(pci_map_address); + curr_frag++; + + /* The fragment address in the control block must have been + * written before announcing the frame buffer to device. */ + wmb(); + cb->driver_curr_frag[ISL38XX_CB_TX_DATA_LQ] = cpu_to_le32(curr_frag); + + if (curr_frag - priv->free_data_tx + ISL38XX_MIN_QTHRESHOLD + > ISL38XX_CB_TX_QSIZE) { + /* stop sends from upper layers */ + netif_stop_queue(ndev); + + /* set the full flag for the transmission queue */ + priv->data_low_tx_full = 1; + } + + ndev->stats.tx_packets++; + ndev->stats.tx_bytes += skb->len; + + /* trigger the device */ + islpci_trigger(priv); + + /* unlock the driver code */ + spin_unlock_irqrestore(&priv->slock, flags); + + return NETDEV_TX_OK; + + drop_free: + ndev->stats.tx_dropped++; + spin_unlock_irqrestore(&priv->slock, flags); + dev_kfree_skb(skb); + return NETDEV_TX_OK; +} + +static inline int +islpci_monitor_rx(islpci_private *priv, struct sk_buff **skb) +{ + /* The card reports full 802.11 packets but with a 20 bytes + * header and without the FCS. But there a is a bit that + * indicates if the packet is corrupted :-) */ + struct rfmon_header *hdr = (struct rfmon_header *) (*skb)->data; + + if (hdr->flags & 0x01) + /* This one is bad. Drop it ! */ + return -1; + if (priv->ndev->type == ARPHRD_IEEE80211_PRISM) { + struct avs_80211_1_header *avs; + /* extract the relevant data from the header */ + u32 clock = le32_to_cpu(hdr->clock); + u8 rate = hdr->rate; + u16 freq = le16_to_cpu(hdr->freq); + u8 rssi = hdr->rssi; + + skb_pull(*skb, sizeof (struct rfmon_header)); + + if (skb_headroom(*skb) < sizeof (struct avs_80211_1_header)) { + struct sk_buff *newskb = skb_copy_expand(*skb, + sizeof (struct + avs_80211_1_header), + 0, GFP_ATOMIC); + if (newskb) { + dev_kfree_skb_irq(*skb); + *skb = newskb; + } else + return -1; + /* This behavior is not very subtile... */ + } + + /* make room for the new header and fill it. */ + avs = + (struct avs_80211_1_header *) skb_push(*skb, + sizeof (struct + avs_80211_1_header)); + + avs->version = cpu_to_be32(P80211CAPTURE_VERSION); + avs->length = cpu_to_be32(sizeof (struct avs_80211_1_header)); + avs->mactime = cpu_to_be64(clock); + avs->hosttime = cpu_to_be64(jiffies); + avs->phytype = cpu_to_be32(6); /*OFDM: 6 for (g), 8 for (a) */ + avs->channel = cpu_to_be32(channel_of_freq(freq)); + avs->datarate = cpu_to_be32(rate * 5); + avs->antenna = cpu_to_be32(0); /*unknown */ + avs->priority = cpu_to_be32(0); /*unknown */ + avs->ssi_type = cpu_to_be32(3); /*2: dBm, 3: raw RSSI */ + avs->ssi_signal = cpu_to_be32(rssi & 0x7f); + avs->ssi_noise = cpu_to_be32(priv->local_iwstatistics.qual.noise); /*better than 'undefined', I assume */ + avs->preamble = cpu_to_be32(0); /*unknown */ + avs->encoding = cpu_to_be32(0); /*unknown */ + } else + skb_pull(*skb, sizeof (struct rfmon_header)); + + (*skb)->protocol = htons(ETH_P_802_2); + skb_reset_mac_header(*skb); + (*skb)->pkt_type = PACKET_OTHERHOST; + + return 0; +} + +int +islpci_eth_receive(islpci_private *priv) +{ + struct net_device *ndev = priv->ndev; + isl38xx_control_block *control_block = priv->control_block; + struct sk_buff *skb; + u16 size; + u32 index, offset; + unsigned char *src; + int discard = 0; + +#if VERBOSE > SHOW_ERROR_MESSAGES + DEBUG(SHOW_FUNCTION_CALLS, "islpci_eth_receive\n"); +#endif + + /* the device has written an Ethernet frame in the data area + * of the sk_buff without updating the structure, do it now */ + index = priv->free_data_rx % ISL38XX_CB_RX_QSIZE; + size = le16_to_cpu(control_block->rx_data_low[index].size); + skb = priv->data_low_rx[index]; + offset = ((unsigned long) + le32_to_cpu(control_block->rx_data_low[index].address) - + (unsigned long) skb->data) & 3; + +#if VERBOSE > SHOW_ERROR_MESSAGES + DEBUG(SHOW_TRACING, + "frq->addr %x skb->data %p skb->len %u offset %u truesize %u\n ", + control_block->rx_data_low[priv->free_data_rx].address, skb->data, + skb->len, offset, skb->truesize); +#endif + + /* delete the streaming DMA mapping before processing the skb */ + pci_unmap_single(priv->pdev, + priv->pci_map_rx_address[index], + MAX_FRAGMENT_SIZE_RX + 2, PCI_DMA_FROMDEVICE); + + /* update the skb structure and align the buffer */ + skb_put(skb, size); + if (offset) { + /* shift the buffer allocation offset bytes to get the right frame */ + skb_pull(skb, 2); + skb_put(skb, 2); + } +#if VERBOSE > SHOW_ERROR_MESSAGES + /* display the buffer contents for debugging */ + DEBUG(SHOW_BUFFER_CONTENTS, "\nrx %p ", skb->data); + display_buffer((char *) skb->data, skb->len); +#endif + + /* check whether WDS is enabled and whether the data frame is a WDS frame */ + + if (init_wds) { + /* WDS enabled, check for the wds address on the first 6 bytes of the buffer */ + src = skb->data + 6; + memmove(skb->data, src, skb->len - 6); + skb_trim(skb, skb->len - 6); + } +#if VERBOSE > SHOW_ERROR_MESSAGES + DEBUG(SHOW_TRACING, "Fragment size %i in skb at %p\n", size, skb); + DEBUG(SHOW_TRACING, "Skb data at %p, length %i\n", skb->data, skb->len); + + /* display the buffer contents for debugging */ + DEBUG(SHOW_BUFFER_CONTENTS, "\nrx %p ", skb->data); + display_buffer((char *) skb->data, skb->len); +#endif + /* take care of monitor mode and spy monitoring. */ + if (unlikely(priv->iw_mode == IW_MODE_MONITOR)) { + skb->dev = ndev; + discard = islpci_monitor_rx(priv, &skb); + } else { + if (unlikely(skb->data[2 * ETH_ALEN] == 0)) { + /* The packet has a rx_annex. Read it for spy monitoring, Then + * remove it, while keeping the 2 leading MAC addr. + */ + struct iw_quality wstats; + struct rx_annex_header *annex = + (struct rx_annex_header *) skb->data; + wstats.level = annex->rfmon.rssi; + /* The noise value can be a bit outdated if nobody's + * reading wireless stats... */ + wstats.noise = priv->local_iwstatistics.qual.noise; + wstats.qual = wstats.level - wstats.noise; + wstats.updated = 0x07; + /* Update spy records */ + wireless_spy_update(ndev, annex->addr2, &wstats); + + skb_copy_from_linear_data(skb, + (skb->data + + sizeof(struct rfmon_header)), + 2 * ETH_ALEN); + skb_pull(skb, sizeof (struct rfmon_header)); + } + skb->protocol = eth_type_trans(skb, ndev); + } + skb->ip_summed = CHECKSUM_NONE; + ndev->stats.rx_packets++; + ndev->stats.rx_bytes += size; + + /* deliver the skb to the network layer */ +#ifdef ISLPCI_ETH_DEBUG + printk + ("islpci_eth_receive:netif_rx %2.2X %2.2X %2.2X %2.2X %2.2X %2.2X\n", + skb->data[0], skb->data[1], skb->data[2], skb->data[3], + skb->data[4], skb->data[5]); +#endif + if (unlikely(discard)) { + dev_kfree_skb_irq(skb); + skb = NULL; + } else + netif_rx(skb); + + /* increment the read index for the rx data low queue */ + priv->free_data_rx++; + + /* add one or more sk_buff structures */ + while (index = + le32_to_cpu(control_block-> + driver_curr_frag[ISL38XX_CB_RX_DATA_LQ]), + index - priv->free_data_rx < ISL38XX_CB_RX_QSIZE) { + /* allocate an sk_buff for received data frames storage + * include any required allignment operations */ + skb = dev_alloc_skb(MAX_FRAGMENT_SIZE_RX + 2); + if (unlikely(skb == NULL)) { + /* error allocating an sk_buff structure elements */ + DEBUG(SHOW_ERROR_MESSAGES, "Error allocating skb\n"); + break; + } + skb_reserve(skb, (4 - (long) skb->data) & 0x03); + /* store the new skb structure pointer */ + index = index % ISL38XX_CB_RX_QSIZE; + priv->data_low_rx[index] = skb; + +#if VERBOSE > SHOW_ERROR_MESSAGES + DEBUG(SHOW_TRACING, + "new alloc skb %p skb->data %p skb->len %u index %u truesize %u\n ", + skb, skb->data, skb->len, index, skb->truesize); +#endif + + /* set the streaming DMA mapping for proper PCI bus operation */ + priv->pci_map_rx_address[index] = + pci_map_single(priv->pdev, (void *) skb->data, + MAX_FRAGMENT_SIZE_RX + 2, + PCI_DMA_FROMDEVICE); + if (unlikely(!priv->pci_map_rx_address[index])) { + /* error mapping the buffer to device accessible memory address */ + DEBUG(SHOW_ERROR_MESSAGES, + "Error mapping DMA address\n"); + + /* free the skbuf structure before aborting */ + dev_kfree_skb_irq(skb); + skb = NULL; + break; + } + /* update the fragment address */ + control_block->rx_data_low[index].address = + cpu_to_le32((u32)priv->pci_map_rx_address[index]); + wmb(); + + /* increment the driver read pointer */ + le32_add_cpu(&control_block-> + driver_curr_frag[ISL38XX_CB_RX_DATA_LQ], 1); + } + + /* trigger the device */ + islpci_trigger(priv); + + return 0; +} + +void +islpci_do_reset_and_wake(struct work_struct *work) +{ + islpci_private *priv = container_of(work, islpci_private, reset_task); + + islpci_reset(priv, 1); + priv->reset_task_pending = 0; + smp_wmb(); + netif_wake_queue(priv->ndev); +} + +void +islpci_eth_tx_timeout(struct net_device *ndev) +{ + islpci_private *priv = netdev_priv(ndev); + + /* increment the transmit error counter */ + ndev->stats.tx_errors++; + + if (!priv->reset_task_pending) { + printk(KERN_WARNING + "%s: tx_timeout, scheduling reset", ndev->name); + netif_stop_queue(ndev); + priv->reset_task_pending = 1; + schedule_work(&priv->reset_task); + } else { + printk(KERN_WARNING + "%s: tx_timeout, waiting for reset", ndev->name); + } +} diff --git a/drivers/net/wireless/intersil/prism54/islpci_eth.h b/drivers/net/wireless/intersil/prism54/islpci_eth.h new file mode 100644 index 000000000000..80f50f1bc6f2 --- /dev/null +++ b/drivers/net/wireless/intersil/prism54/islpci_eth.h @@ -0,0 +1,71 @@ +/* + * Copyright (C) 2002 Intersil Americas Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see . + * + */ + +#ifndef _ISLPCI_ETH_H +#define _ISLPCI_ETH_H + +#include "isl_38xx.h" +#include "islpci_dev.h" + +struct rfmon_header { + __le16 unk0; /* = 0x0000 */ + __le16 length; /* = 0x1400 */ + __le32 clock; /* 1MHz clock */ + u8 flags; + u8 unk1; + u8 rate; + u8 unk2; + __le16 freq; + __le16 unk3; + u8 rssi; + u8 padding[3]; +} __packed; + +struct rx_annex_header { + u8 addr1[ETH_ALEN]; + u8 addr2[ETH_ALEN]; + struct rfmon_header rfmon; +} __packed; + +/* wlan-ng (and hopefully others) AVS header, version one. Fields in + * network byte order. */ +#define P80211CAPTURE_VERSION 0x80211001 + +struct avs_80211_1_header { + __be32 version; + __be32 length; + __be64 mactime; + __be64 hosttime; + __be32 phytype; + __be32 channel; + __be32 datarate; + __be32 antenna; + __be32 priority; + __be32 ssi_type; + __be32 ssi_signal; + __be32 ssi_noise; + __be32 preamble; + __be32 encoding; +}; + +void islpci_eth_cleanup_transmit(islpci_private *, isl38xx_control_block *); +netdev_tx_t islpci_eth_transmit(struct sk_buff *, struct net_device *); +int islpci_eth_receive(islpci_private *); +void islpci_eth_tx_timeout(struct net_device *); +void islpci_do_reset_and_wake(struct work_struct *); + +#endif /* _ISL_GEN_H */ diff --git a/drivers/net/wireless/intersil/prism54/islpci_hotplug.c b/drivers/net/wireless/intersil/prism54/islpci_hotplug.c new file mode 100644 index 000000000000..300c846ea087 --- /dev/null +++ b/drivers/net/wireless/intersil/prism54/islpci_hotplug.c @@ -0,0 +1,339 @@ +/* + * Copyright (C) 2002 Intersil Americas Inc. + * Copyright (C) 2003 Herbert Valerio Riedel + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see . + * + */ + +#include +#include +#include +#include +#include /* For __init, __exit */ +#include + +#include "prismcompat.h" +#include "islpci_dev.h" +#include "islpci_mgt.h" /* for pc_debug */ +#include "isl_oid.h" + +MODULE_AUTHOR("[Intersil] R.Bastings and W.Termorshuizen, The prism54.org Development Team "); +MODULE_DESCRIPTION("The Prism54 802.11 Wireless LAN adapter"); +MODULE_LICENSE("GPL"); + +static int init_pcitm = 0; +module_param(init_pcitm, int, 0); + +/* In this order: vendor, device, subvendor, subdevice, class, class_mask, + * driver_data + * If you have an update for this please contact prism54-devel@prism54.org + * The latest list can be found at http://wireless.kernel.org/en/users/Drivers/p54 */ +static const struct pci_device_id prism54_id_tbl[] = { + /* Intersil PRISM Duette/Prism GT Wireless LAN adapter */ + { + 0x1260, 0x3890, + PCI_ANY_ID, PCI_ANY_ID, + 0, 0, 0 + }, + + /* 3COM 3CRWE154G72 Wireless LAN adapter */ + { + PCI_VDEVICE(3COM, 0x6001), 0 + }, + + /* Intersil PRISM Indigo Wireless LAN adapter */ + { + 0x1260, 0x3877, + PCI_ANY_ID, PCI_ANY_ID, + 0, 0, 0 + }, + + /* Intersil PRISM Javelin/Xbow Wireless LAN adapter */ + { + 0x1260, 0x3886, + PCI_ANY_ID, PCI_ANY_ID, + 0, 0, 0 + }, + + /* End of list */ + {0,0,0,0,0,0,0} +}; + +/* register the device with the Hotplug facilities of the kernel */ +MODULE_DEVICE_TABLE(pci, prism54_id_tbl); + +static int prism54_probe(struct pci_dev *, const struct pci_device_id *); +static void prism54_remove(struct pci_dev *); +static int prism54_suspend(struct pci_dev *, pm_message_t state); +static int prism54_resume(struct pci_dev *); + +static struct pci_driver prism54_driver = { + .name = DRV_NAME, + .id_table = prism54_id_tbl, + .probe = prism54_probe, + .remove = prism54_remove, + .suspend = prism54_suspend, + .resume = prism54_resume, +}; + +/****************************************************************************** + Module initialization functions +******************************************************************************/ + +static int +prism54_probe(struct pci_dev *pdev, const struct pci_device_id *id) +{ + struct net_device *ndev; + u8 latency_tmr; + u32 mem_addr; + islpci_private *priv; + int rvalue; + + /* Enable the pci device */ + if (pci_enable_device(pdev)) { + printk(KERN_ERR "%s: pci_enable_device() failed.\n", DRV_NAME); + return -ENODEV; + } + + /* check whether the latency timer is set correctly */ + pci_read_config_byte(pdev, PCI_LATENCY_TIMER, &latency_tmr); +#if VERBOSE > SHOW_ERROR_MESSAGES + DEBUG(SHOW_TRACING, "latency timer: %x\n", latency_tmr); +#endif + if (latency_tmr < PCIDEVICE_LATENCY_TIMER_MIN) { + /* set the latency timer */ + pci_write_config_byte(pdev, PCI_LATENCY_TIMER, + PCIDEVICE_LATENCY_TIMER_VAL); + } + + /* enable PCI DMA */ + if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32))) { + printk(KERN_ERR "%s: 32-bit PCI DMA not supported", DRV_NAME); + goto do_pci_disable_device; + } + + /* 0x40 is the programmable timer to configure the response timeout (TRDY_TIMEOUT) + * 0x41 is the programmable timer to configure the retry timeout (RETRY_TIMEOUT) + * The RETRY_TIMEOUT is used to set the number of retries that the core, as a + * Master, will perform before abandoning a cycle. The default value for + * RETRY_TIMEOUT is 0x80, which far exceeds the PCI 2.1 requirement for new + * devices. A write of zero to the RETRY_TIMEOUT register disables this + * function to allow use with any non-compliant legacy devices that may + * execute more retries. + * + * Writing zero to both these two registers will disable both timeouts and + * *can* solve problems caused by devices that are slow to respond. + * Make this configurable - MSW + */ + if ( init_pcitm >= 0 ) { + pci_write_config_byte(pdev, 0x40, (u8)init_pcitm); + pci_write_config_byte(pdev, 0x41, (u8)init_pcitm); + } else { + printk(KERN_INFO "PCI TRDY/RETRY unchanged\n"); + } + + /* request the pci device I/O regions */ + rvalue = pci_request_regions(pdev, DRV_NAME); + if (rvalue) { + printk(KERN_ERR "%s: pci_request_regions failure (rc=%d)\n", + DRV_NAME, rvalue); + goto do_pci_disable_device; + } + + /* check if the memory window is indeed set */ + rvalue = pci_read_config_dword(pdev, PCI_BASE_ADDRESS_0, &mem_addr); + if (rvalue || !mem_addr) { + printk(KERN_ERR "%s: PCI device memory region not configured; fix your BIOS or CardBus bridge/drivers\n", + DRV_NAME); + goto do_pci_release_regions; + } + + /* enable PCI bus-mastering */ + DEBUG(SHOW_TRACING, "%s: pci_set_master(pdev)\n", DRV_NAME); + pci_set_master(pdev); + + /* enable MWI */ + pci_try_set_mwi(pdev); + + /* setup the network device interface and its structure */ + if (!(ndev = islpci_setup(pdev))) { + /* error configuring the driver as a network device */ + printk(KERN_ERR "%s: could not configure network device\n", + DRV_NAME); + goto do_pci_clear_mwi; + } + + priv = netdev_priv(ndev); + islpci_set_state(priv, PRV_STATE_PREBOOT); /* we are attempting to boot */ + + /* card is in unknown state yet, might have some interrupts pending */ + isl38xx_disable_interrupts(priv->device_base); + + /* request for the interrupt before uploading the firmware */ + rvalue = request_irq(pdev->irq, islpci_interrupt, + IRQF_SHARED, ndev->name, priv); + + if (rvalue) { + /* error, could not hook the handler to the irq */ + printk(KERN_ERR "%s: could not install IRQ handler\n", + ndev->name); + goto do_unregister_netdev; + } + + /* firmware upload is triggered in islpci_open */ + + return 0; + + do_unregister_netdev: + unregister_netdev(ndev); + islpci_free_memory(priv); + free_netdev(ndev); + priv = NULL; + do_pci_clear_mwi: + pci_clear_mwi(pdev); + do_pci_release_regions: + pci_release_regions(pdev); + do_pci_disable_device: + pci_disable_device(pdev); + return -EIO; +} + +/* set by cleanup_module */ +static volatile int __in_cleanup_module = 0; + +/* this one removes one(!!) instance only */ +static void +prism54_remove(struct pci_dev *pdev) +{ + struct net_device *ndev = pci_get_drvdata(pdev); + islpci_private *priv = ndev ? netdev_priv(ndev) : NULL; + BUG_ON(!priv); + + if (!__in_cleanup_module) { + printk(KERN_DEBUG "%s: hot unplug detected\n", ndev->name); + islpci_set_state(priv, PRV_STATE_OFF); + } + + printk(KERN_DEBUG "%s: removing device\n", ndev->name); + + unregister_netdev(ndev); + + /* free the interrupt request */ + + if (islpci_get_state(priv) != PRV_STATE_OFF) { + isl38xx_disable_interrupts(priv->device_base); + islpci_set_state(priv, PRV_STATE_OFF); + /* This bellow causes a lockup at rmmod time. It might be + * because some interrupts still linger after rmmod time, + * see bug #17 */ + /* pci_set_power_state(pdev, 3);*/ /* try to power-off */ + } + + free_irq(pdev->irq, priv); + + /* free the PCI memory and unmap the remapped page */ + islpci_free_memory(priv); + + free_netdev(ndev); + priv = NULL; + + pci_clear_mwi(pdev); + + pci_release_regions(pdev); + + pci_disable_device(pdev); +} + +static int +prism54_suspend(struct pci_dev *pdev, pm_message_t state) +{ + struct net_device *ndev = pci_get_drvdata(pdev); + islpci_private *priv = ndev ? netdev_priv(ndev) : NULL; + BUG_ON(!priv); + + + pci_save_state(pdev); + + /* tell the device not to trigger interrupts for now... */ + isl38xx_disable_interrupts(priv->device_base); + + /* from now on assume the hardware was already powered down + and don't touch it anymore */ + islpci_set_state(priv, PRV_STATE_OFF); + + netif_stop_queue(ndev); + netif_device_detach(ndev); + + return 0; +} + +static int +prism54_resume(struct pci_dev *pdev) +{ + struct net_device *ndev = pci_get_drvdata(pdev); + islpci_private *priv = ndev ? netdev_priv(ndev) : NULL; + int err; + + BUG_ON(!priv); + + printk(KERN_NOTICE "%s: got resume request\n", ndev->name); + + err = pci_enable_device(pdev); + if (err) { + printk(KERN_ERR "%s: pci_enable_device failed on resume\n", + ndev->name); + return err; + } + + pci_restore_state(pdev); + + /* alright let's go into the PREBOOT state */ + islpci_reset(priv, 1); + + netif_device_attach(ndev); + netif_start_queue(ndev); + + return 0; +} + +static int __init +prism54_module_init(void) +{ + printk(KERN_INFO "Loaded %s driver, version %s\n", + DRV_NAME, DRV_VERSION); + + __bug_on_wrong_struct_sizes (); + + return pci_register_driver(&prism54_driver); +} + +/* by the time prism54_module_exit() terminates, as a postcondition + * all instances will have been destroyed by calls to + * prism54_remove() */ +static void __exit +prism54_module_exit(void) +{ + __in_cleanup_module = 1; + + pci_unregister_driver(&prism54_driver); + + printk(KERN_INFO "Unloaded %s driver\n", DRV_NAME); + + __in_cleanup_module = 0; +} + +/* register entry points */ +module_init(prism54_module_init); +module_exit(prism54_module_exit); +/* EOF */ diff --git a/drivers/net/wireless/intersil/prism54/islpci_mgt.c b/drivers/net/wireless/intersil/prism54/islpci_mgt.c new file mode 100644 index 000000000000..0de14dfa68cc --- /dev/null +++ b/drivers/net/wireless/intersil/prism54/islpci_mgt.c @@ -0,0 +1,502 @@ +/* + * Copyright (C) 2002 Intersil Americas Inc. + * Copyright 2004 Jens Maurer + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see . + * + */ + +#include +#include +#include +#include +#include + +#include +#include + +#include "prismcompat.h" +#include "isl_38xx.h" +#include "islpci_mgt.h" +#include "isl_oid.h" /* additional types and defs for isl38xx fw */ +#include "isl_ioctl.h" + +#include + +/****************************************************************************** + Global variable definition section +******************************************************************************/ +int pc_debug = VERBOSE; +module_param(pc_debug, int, 0); + +/****************************************************************************** + Driver general functions +******************************************************************************/ +#if VERBOSE > SHOW_ERROR_MESSAGES +void +display_buffer(char *buffer, int length) +{ + if ((pc_debug & SHOW_BUFFER_CONTENTS) == 0) + return; + + while (length > 0) { + printk("[%02x]", *buffer & 255); + length--; + buffer++; + } + + printk("\n"); +} +#endif + +/***************************************************************************** + Queue handling for management frames +******************************************************************************/ + +/* + * Helper function to create a PIMFOR management frame header. + */ +static void +pimfor_encode_header(int operation, u32 oid, u32 length, pimfor_header_t *h) +{ + h->version = PIMFOR_VERSION; + h->operation = operation; + h->device_id = PIMFOR_DEV_ID_MHLI_MIB; + h->flags = 0; + h->oid = cpu_to_be32(oid); + h->length = cpu_to_be32(length); +} + +/* + * Helper function to analyze a PIMFOR management frame header. + */ +static pimfor_header_t * +pimfor_decode_header(void *data, int len) +{ + pimfor_header_t *h = data; + + while ((void *) h < data + len) { + if (h->flags & PIMFOR_FLAG_LITTLE_ENDIAN) { + le32_to_cpus(&h->oid); + le32_to_cpus(&h->length); + } else { + be32_to_cpus(&h->oid); + be32_to_cpus(&h->length); + } + if (h->oid != OID_INL_TUNNEL) + return h; + h++; + } + return NULL; +} + +/* + * Fill the receive queue for management frames with fresh buffers. + */ +int +islpci_mgmt_rx_fill(struct net_device *ndev) +{ + islpci_private *priv = netdev_priv(ndev); + isl38xx_control_block *cb = /* volatile not needed */ + (isl38xx_control_block *) priv->control_block; + u32 curr = le32_to_cpu(cb->driver_curr_frag[ISL38XX_CB_RX_MGMTQ]); + +#if VERBOSE > SHOW_ERROR_MESSAGES + DEBUG(SHOW_FUNCTION_CALLS, "islpci_mgmt_rx_fill\n"); +#endif + + while (curr - priv->index_mgmt_rx < ISL38XX_CB_MGMT_QSIZE) { + u32 index = curr % ISL38XX_CB_MGMT_QSIZE; + struct islpci_membuf *buf = &priv->mgmt_rx[index]; + isl38xx_fragment *frag = &cb->rx_data_mgmt[index]; + + if (buf->mem == NULL) { + buf->mem = kmalloc(MGMT_FRAME_SIZE, GFP_ATOMIC); + if (!buf->mem) + return -ENOMEM; + buf->size = MGMT_FRAME_SIZE; + } + if (buf->pci_addr == 0) { + buf->pci_addr = pci_map_single(priv->pdev, buf->mem, + MGMT_FRAME_SIZE, + PCI_DMA_FROMDEVICE); + if (!buf->pci_addr) { + printk(KERN_WARNING + "Failed to make memory DMA'able.\n"); + return -ENOMEM; + } + } + + /* be safe: always reset control block information */ + frag->size = cpu_to_le16(MGMT_FRAME_SIZE); + frag->flags = 0; + frag->address = cpu_to_le32(buf->pci_addr); + curr++; + + /* The fragment address in the control block must have + * been written before announcing the frame buffer to + * device */ + wmb(); + cb->driver_curr_frag[ISL38XX_CB_RX_MGMTQ] = cpu_to_le32(curr); + } + return 0; +} + +/* + * Create and transmit a management frame using "operation" and "oid", + * with arguments data/length. + * We either return an error and free the frame, or we return 0 and + * islpci_mgt_cleanup_transmit() frees the frame in the tx-done + * interrupt. + */ +static int +islpci_mgt_transmit(struct net_device *ndev, int operation, unsigned long oid, + void *data, int length) +{ + islpci_private *priv = netdev_priv(ndev); + isl38xx_control_block *cb = + (isl38xx_control_block *) priv->control_block; + void *p; + int err = -EINVAL; + unsigned long flags; + isl38xx_fragment *frag; + struct islpci_membuf buf; + u32 curr_frag; + int index; + int frag_len = length + PIMFOR_HEADER_SIZE; + +#if VERBOSE > SHOW_ERROR_MESSAGES + DEBUG(SHOW_FUNCTION_CALLS, "islpci_mgt_transmit\n"); +#endif + + if (frag_len > MGMT_FRAME_SIZE) { + printk(KERN_DEBUG "%s: mgmt frame too large %d\n", + ndev->name, frag_len); + goto error; + } + + err = -ENOMEM; + p = buf.mem = kmalloc(frag_len, GFP_KERNEL); + if (!buf.mem) + goto error; + + buf.size = frag_len; + + /* create the header directly in the fragment data area */ + pimfor_encode_header(operation, oid, length, (pimfor_header_t *) p); + p += PIMFOR_HEADER_SIZE; + + if (data) + memcpy(p, data, length); + else + memset(p, 0, length); + +#if VERBOSE > SHOW_ERROR_MESSAGES + { + pimfor_header_t *h = buf.mem; + DEBUG(SHOW_PIMFOR_FRAMES, + "PIMFOR: op %i, oid 0x%08lx, device %i, flags 0x%x length 0x%x\n", + h->operation, oid, h->device_id, h->flags, length); + + /* display the buffer contents for debugging */ + display_buffer((char *) h, sizeof (pimfor_header_t)); + display_buffer(p, length); + } +#endif + + err = -ENOMEM; + buf.pci_addr = pci_map_single(priv->pdev, buf.mem, frag_len, + PCI_DMA_TODEVICE); + if (!buf.pci_addr) { + printk(KERN_WARNING "%s: cannot map PCI memory for mgmt\n", + ndev->name); + goto error_free; + } + + /* Protect the control block modifications against interrupts. */ + spin_lock_irqsave(&priv->slock, flags); + curr_frag = le32_to_cpu(cb->driver_curr_frag[ISL38XX_CB_TX_MGMTQ]); + if (curr_frag - priv->index_mgmt_tx >= ISL38XX_CB_MGMT_QSIZE) { + printk(KERN_WARNING "%s: mgmt tx queue is still full\n", + ndev->name); + goto error_unlock; + } + + /* commit the frame to the tx device queue */ + index = curr_frag % ISL38XX_CB_MGMT_QSIZE; + priv->mgmt_tx[index] = buf; + frag = &cb->tx_data_mgmt[index]; + frag->size = cpu_to_le16(frag_len); + frag->flags = 0; /* for any other than the last fragment, set to 1 */ + frag->address = cpu_to_le32(buf.pci_addr); + + /* The fragment address in the control block must have + * been written before announcing the frame buffer to + * device */ + wmb(); + cb->driver_curr_frag[ISL38XX_CB_TX_MGMTQ] = cpu_to_le32(curr_frag + 1); + spin_unlock_irqrestore(&priv->slock, flags); + + /* trigger the device */ + islpci_trigger(priv); + return 0; + + error_unlock: + spin_unlock_irqrestore(&priv->slock, flags); + error_free: + kfree(buf.mem); + error: + return err; +} + +/* + * Receive a management frame from the device. + * This can be an arbitrary number of traps, and at most one response + * frame for a previous request sent via islpci_mgt_transmit(). + */ +int +islpci_mgt_receive(struct net_device *ndev) +{ + islpci_private *priv = netdev_priv(ndev); + isl38xx_control_block *cb = + (isl38xx_control_block *) priv->control_block; + u32 curr_frag; + +#if VERBOSE > SHOW_ERROR_MESSAGES + DEBUG(SHOW_FUNCTION_CALLS, "islpci_mgt_receive\n"); +#endif + + /* Only once per interrupt, determine fragment range to + * process. This avoids an endless loop (i.e. lockup) if + * frames come in faster than we can process them. */ + curr_frag = le32_to_cpu(cb->device_curr_frag[ISL38XX_CB_RX_MGMTQ]); + barrier(); + + for (; priv->index_mgmt_rx < curr_frag; priv->index_mgmt_rx++) { + pimfor_header_t *header; + u32 index = priv->index_mgmt_rx % ISL38XX_CB_MGMT_QSIZE; + struct islpci_membuf *buf = &priv->mgmt_rx[index]; + u16 frag_len; + int size; + struct islpci_mgmtframe *frame; + + /* I have no idea (and no documentation) if flags != 0 + * is possible. Drop the frame, reuse the buffer. */ + if (le16_to_cpu(cb->rx_data_mgmt[index].flags) != 0) { + printk(KERN_WARNING "%s: unknown flags 0x%04x\n", + ndev->name, + le16_to_cpu(cb->rx_data_mgmt[index].flags)); + continue; + } + + /* The device only returns the size of the header(s) here. */ + frag_len = le16_to_cpu(cb->rx_data_mgmt[index].size); + + /* + * We appear to have no way to tell the device the + * size of a receive buffer. Thus, if this check + * triggers, we likely have kernel heap corruption. */ + if (frag_len > MGMT_FRAME_SIZE) { + printk(KERN_WARNING + "%s: Bogus packet size of %d (%#x).\n", + ndev->name, frag_len, frag_len); + frag_len = MGMT_FRAME_SIZE; + } + + /* Ensure the results of device DMA are visible to the CPU. */ + pci_dma_sync_single_for_cpu(priv->pdev, buf->pci_addr, + buf->size, PCI_DMA_FROMDEVICE); + + /* Perform endianess conversion for PIMFOR header in-place. */ + header = pimfor_decode_header(buf->mem, frag_len); + if (!header) { + printk(KERN_WARNING "%s: no PIMFOR header found\n", + ndev->name); + continue; + } + + /* The device ID from the PIMFOR packet received from + * the MVC is always 0. We forward a sensible device_id. + * Not that anyone upstream would care... */ + header->device_id = priv->ndev->ifindex; + +#if VERBOSE > SHOW_ERROR_MESSAGES + DEBUG(SHOW_PIMFOR_FRAMES, + "PIMFOR: op %i, oid 0x%08x, device %i, flags 0x%x length 0x%x\n", + header->operation, header->oid, header->device_id, + header->flags, header->length); + + /* display the buffer contents for debugging */ + display_buffer((char *) header, PIMFOR_HEADER_SIZE); + display_buffer((char *) header + PIMFOR_HEADER_SIZE, + header->length); +#endif + + /* nobody sends these */ + if (header->flags & PIMFOR_FLAG_APPLIC_ORIGIN) { + printk(KERN_DEBUG + "%s: errant PIMFOR application frame\n", + ndev->name); + continue; + } + + /* Determine frame size, skipping OID_INL_TUNNEL headers. */ + size = PIMFOR_HEADER_SIZE + header->length; + frame = kmalloc(sizeof(struct islpci_mgmtframe) + size, + GFP_ATOMIC); + if (!frame) + continue; + + frame->ndev = ndev; + memcpy(&frame->buf, header, size); + frame->header = (pimfor_header_t *) frame->buf; + frame->data = frame->buf + PIMFOR_HEADER_SIZE; + +#if VERBOSE > SHOW_ERROR_MESSAGES + DEBUG(SHOW_PIMFOR_FRAMES, + "frame: header: %p, data: %p, size: %d\n", + frame->header, frame->data, size); +#endif + + if (header->operation == PIMFOR_OP_TRAP) { +#if VERBOSE > SHOW_ERROR_MESSAGES + printk(KERN_DEBUG + "TRAP: oid 0x%x, device %i, flags 0x%x length %i\n", + header->oid, header->device_id, header->flags, + header->length); +#endif + + /* Create work to handle trap out of interrupt + * context. */ + INIT_WORK(&frame->ws, prism54_process_trap); + schedule_work(&frame->ws); + + } else { + /* Signal the one waiting process that a response + * has been received. */ + if ((frame = xchg(&priv->mgmt_received, frame)) != NULL) { + printk(KERN_WARNING + "%s: mgmt response not collected\n", + ndev->name); + kfree(frame); + } +#if VERBOSE > SHOW_ERROR_MESSAGES + DEBUG(SHOW_TRACING, "Wake up Mgmt Queue\n"); +#endif + wake_up(&priv->mgmt_wqueue); + } + + } + + return 0; +} + +/* + * Cleanup the transmit queue by freeing all frames handled by the device. + */ +void +islpci_mgt_cleanup_transmit(struct net_device *ndev) +{ + islpci_private *priv = netdev_priv(ndev); + isl38xx_control_block *cb = /* volatile not needed */ + (isl38xx_control_block *) priv->control_block; + u32 curr_frag; + +#if VERBOSE > SHOW_ERROR_MESSAGES + DEBUG(SHOW_FUNCTION_CALLS, "islpci_mgt_cleanup_transmit\n"); +#endif + + /* Only once per cleanup, determine fragment range to + * process. This avoids an endless loop (i.e. lockup) if + * the device became confused, incrementing device_curr_frag + * rapidly. */ + curr_frag = le32_to_cpu(cb->device_curr_frag[ISL38XX_CB_TX_MGMTQ]); + barrier(); + + for (; priv->index_mgmt_tx < curr_frag; priv->index_mgmt_tx++) { + int index = priv->index_mgmt_tx % ISL38XX_CB_MGMT_QSIZE; + struct islpci_membuf *buf = &priv->mgmt_tx[index]; + pci_unmap_single(priv->pdev, buf->pci_addr, buf->size, + PCI_DMA_TODEVICE); + buf->pci_addr = 0; + kfree(buf->mem); + buf->mem = NULL; + buf->size = 0; + } +} + +/* + * Perform one request-response transaction to the device. + */ +int +islpci_mgt_transaction(struct net_device *ndev, + int operation, unsigned long oid, + void *senddata, int sendlen, + struct islpci_mgmtframe **recvframe) +{ + islpci_private *priv = netdev_priv(ndev); + const long wait_cycle_jiffies = msecs_to_jiffies(ISL38XX_WAIT_CYCLE * 10); + long timeout_left = ISL38XX_MAX_WAIT_CYCLES * wait_cycle_jiffies; + int err; + DEFINE_WAIT(wait); + + *recvframe = NULL; + + if (mutex_lock_interruptible(&priv->mgmt_lock)) + return -ERESTARTSYS; + + prepare_to_wait(&priv->mgmt_wqueue, &wait, TASK_UNINTERRUPTIBLE); + err = islpci_mgt_transmit(ndev, operation, oid, senddata, sendlen); + if (err) + goto out; + + err = -ETIMEDOUT; + while (timeout_left > 0) { + int timeleft; + struct islpci_mgmtframe *frame; + + timeleft = schedule_timeout_uninterruptible(wait_cycle_jiffies); + frame = xchg(&priv->mgmt_received, NULL); + if (frame) { + if (frame->header->oid == oid) { + *recvframe = frame; + err = 0; + goto out; + } else { + printk(KERN_DEBUG + "%s: expecting oid 0x%x, received 0x%x.\n", + ndev->name, (unsigned int) oid, + frame->header->oid); + kfree(frame); + frame = NULL; + } + } + if (timeleft == 0) { + printk(KERN_DEBUG + "%s: timeout waiting for mgmt response %lu, " + "triggering device\n", + ndev->name, timeout_left); + islpci_trigger(priv); + } + timeout_left += timeleft - wait_cycle_jiffies; + } + printk(KERN_WARNING "%s: timeout waiting for mgmt response\n", + ndev->name); + + /* TODO: we should reset the device here */ + out: + finish_wait(&priv->mgmt_wqueue, &wait); + mutex_unlock(&priv->mgmt_lock); + return err; +} + diff --git a/drivers/net/wireless/intersil/prism54/islpci_mgt.h b/drivers/net/wireless/intersil/prism54/islpci_mgt.h new file mode 100644 index 000000000000..700c434c8803 --- /dev/null +++ b/drivers/net/wireless/intersil/prism54/islpci_mgt.h @@ -0,0 +1,138 @@ +/* + * Copyright (C) 2002 Intersil Americas Inc. + * Copyright (C) 2003 Luis R. Rodriguez + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see . + * + */ + +#ifndef _ISLPCI_MGT_H +#define _ISLPCI_MGT_H + +#include +#include +#include + +/* + * Function definitions + */ + +#define K_DEBUG(f, m, args...) do { if(f & m) printk(KERN_DEBUG args); } while(0) +#define DEBUG(f, args...) K_DEBUG(f, pc_debug, args) + +extern int pc_debug; +#define init_wds 0 /* help compiler optimize away dead code */ + + +/* General driver definitions */ +#define PCIDEVICE_LATENCY_TIMER_MIN 0x40 +#define PCIDEVICE_LATENCY_TIMER_VAL 0x50 + +/* Debugging verbose definitions */ +#define SHOW_NOTHING 0x00 /* overrules everything */ +#define SHOW_ANYTHING 0xFF +#define SHOW_ERROR_MESSAGES 0x01 +#define SHOW_TRAPS 0x02 +#define SHOW_FUNCTION_CALLS 0x04 +#define SHOW_TRACING 0x08 +#define SHOW_QUEUE_INDEXES 0x10 +#define SHOW_PIMFOR_FRAMES 0x20 +#define SHOW_BUFFER_CONTENTS 0x40 +#define VERBOSE 0x01 + +/* Default card definitions */ +#define CARD_DEFAULT_CHANNEL 6 +#define CARD_DEFAULT_MODE INL_MODE_CLIENT +#define CARD_DEFAULT_IW_MODE IW_MODE_INFRA +#define CARD_DEFAULT_BSSTYPE DOT11_BSSTYPE_INFRA +#define CARD_DEFAULT_CLIENT_SSID "" +#define CARD_DEFAULT_AP_SSID "default" +#define CARD_DEFAULT_KEY1 "default_key_1" +#define CARD_DEFAULT_KEY2 "default_key_2" +#define CARD_DEFAULT_KEY3 "default_key_3" +#define CARD_DEFAULT_KEY4 "default_key_4" +#define CARD_DEFAULT_WEP 0 +#define CARD_DEFAULT_FILTER 0 +#define CARD_DEFAULT_WDS 0 +#define CARD_DEFAULT_AUTHEN DOT11_AUTH_OS +#define CARD_DEFAULT_DOT1X 0 +#define CARD_DEFAULT_MLME_MODE DOT11_MLME_AUTO +#define CARD_DEFAULT_CONFORMANCE OID_INL_CONFORMANCE_NONE +#define CARD_DEFAULT_PROFILE DOT11_PROFILE_MIXED_G_WIFI +#define CARD_DEFAULT_MAXFRAMEBURST DOT11_MAXFRAMEBURST_MIXED_SAFE + +/* PIMFOR package definitions */ +#define PIMFOR_ETHERTYPE 0x8828 +#define PIMFOR_HEADER_SIZE 12 +#define PIMFOR_VERSION 1 +#define PIMFOR_OP_GET 0 +#define PIMFOR_OP_SET 1 +#define PIMFOR_OP_RESPONSE 2 +#define PIMFOR_OP_ERROR 3 +#define PIMFOR_OP_TRAP 4 +#define PIMFOR_OP_RESERVED 5 /* till 255 */ +#define PIMFOR_DEV_ID_MHLI_MIB 0 +#define PIMFOR_FLAG_APPLIC_ORIGIN 0x01 +#define PIMFOR_FLAG_LITTLE_ENDIAN 0x02 + +void display_buffer(char *, int); + +/* + * Type definition section + * + * the structure defines only the header allowing copyless + * frame handling + */ +typedef struct { + u8 version; + u8 operation; + u32 oid; + u8 device_id; + u8 flags; + u32 length; +} __packed +pimfor_header_t; + +/* A received and interrupt-processed management frame, either for + * schedule_work(prism54_process_trap) or for priv->mgmt_received, + * processed by islpci_mgt_transaction(). */ +struct islpci_mgmtframe { + struct net_device *ndev; /* pointer to network device */ + pimfor_header_t *header; /* payload header, points into buf */ + void *data; /* payload ex header, points into buf */ + struct work_struct ws; /* argument for schedule_work() */ + char buf[0]; /* fragment buffer */ +}; + +int +islpci_mgt_receive(struct net_device *ndev); + +int +islpci_mgmt_rx_fill(struct net_device *ndev); + +void +islpci_mgt_cleanup_transmit(struct net_device *ndev); + +int +islpci_mgt_transaction(struct net_device *ndev, + int operation, unsigned long oid, + void *senddata, int sendlen, + struct islpci_mgmtframe **recvframe); + +static inline void +islpci_mgt_release(struct islpci_mgmtframe *frame) +{ + kfree(frame); +} + +#endif /* _ISLPCI_MGT_H */ diff --git a/drivers/net/wireless/intersil/prism54/oid_mgt.c b/drivers/net/wireless/intersil/prism54/oid_mgt.c new file mode 100644 index 000000000000..3a8d2dbcfecd --- /dev/null +++ b/drivers/net/wireless/intersil/prism54/oid_mgt.c @@ -0,0 +1,901 @@ +/* + * Copyright (C) 2003,2004 Aurelien Alleaume + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see . + * + */ + +#include +#include + +#include "prismcompat.h" +#include "islpci_dev.h" +#include "islpci_mgt.h" +#include "isl_oid.h" +#include "oid_mgt.h" +#include "isl_ioctl.h" + +/* to convert between channel and freq */ +static const int frequency_list_bg[] = { 2412, 2417, 2422, 2427, 2432, + 2437, 2442, 2447, 2452, 2457, 2462, 2467, 2472, 2484 +}; + +int +channel_of_freq(int f) +{ + int c = 0; + + if ((f >= 2412) && (f <= 2484)) { + while ((c < 14) && (f != frequency_list_bg[c])) + c++; + return (c >= 14) ? 0 : ++c; + } else if ((f >= (int) 5000) && (f <= (int) 6000)) { + return ( (f - 5000) / 5 ); + } else + return 0; +} + +#define OID_STRUCT(name,oid,s,t) [name] = {oid, 0, sizeof(s), t} +#define OID_STRUCT_C(name,oid,s,t) OID_STRUCT(name,oid,s,t | OID_FLAG_CACHED) +#define OID_U32(name,oid) OID_STRUCT(name,oid,u32,OID_TYPE_U32) +#define OID_U32_C(name,oid) OID_STRUCT_C(name,oid,u32,OID_TYPE_U32) +#define OID_STRUCT_MLME(name,oid) OID_STRUCT(name,oid,struct obj_mlme,OID_TYPE_MLME) +#define OID_STRUCT_MLMEEX(name,oid) OID_STRUCT(name,oid,struct obj_mlmeex,OID_TYPE_MLMEEX) + +#define OID_UNKNOWN(name,oid) OID_STRUCT(name,oid,0,0) + +struct oid_t isl_oid[] = { + OID_STRUCT(GEN_OID_MACADDRESS, 0x00000000, u8[6], OID_TYPE_ADDR), + OID_U32(GEN_OID_LINKSTATE, 0x00000001), + OID_UNKNOWN(GEN_OID_WATCHDOG, 0x00000002), + OID_UNKNOWN(GEN_OID_MIBOP, 0x00000003), + OID_UNKNOWN(GEN_OID_OPTIONS, 0x00000004), + OID_UNKNOWN(GEN_OID_LEDCONFIG, 0x00000005), + + /* 802.11 */ + OID_U32_C(DOT11_OID_BSSTYPE, 0x10000000), + OID_STRUCT_C(DOT11_OID_BSSID, 0x10000001, u8[6], OID_TYPE_RAW), + OID_STRUCT_C(DOT11_OID_SSID, 0x10000002, struct obj_ssid, + OID_TYPE_SSID), + OID_U32(DOT11_OID_STATE, 0x10000003), + OID_U32(DOT11_OID_AID, 0x10000004), + OID_STRUCT(DOT11_OID_COUNTRYSTRING, 0x10000005, u8[4], OID_TYPE_RAW), + OID_STRUCT_C(DOT11_OID_SSIDOVERRIDE, 0x10000006, struct obj_ssid, + OID_TYPE_SSID), + + OID_U32(DOT11_OID_MEDIUMLIMIT, 0x11000000), + OID_U32_C(DOT11_OID_BEACONPERIOD, 0x11000001), + OID_U32(DOT11_OID_DTIMPERIOD, 0x11000002), + OID_U32(DOT11_OID_ATIMWINDOW, 0x11000003), + OID_U32(DOT11_OID_LISTENINTERVAL, 0x11000004), + OID_U32(DOT11_OID_CFPPERIOD, 0x11000005), + OID_U32(DOT11_OID_CFPDURATION, 0x11000006), + + OID_U32_C(DOT11_OID_AUTHENABLE, 0x12000000), + OID_U32_C(DOT11_OID_PRIVACYINVOKED, 0x12000001), + OID_U32_C(DOT11_OID_EXUNENCRYPTED, 0x12000002), + OID_U32_C(DOT11_OID_DEFKEYID, 0x12000003), + [DOT11_OID_DEFKEYX] = {0x12000004, 3, sizeof (struct obj_key), + OID_FLAG_CACHED | OID_TYPE_KEY}, /* DOT11_OID_DEFKEY1,...DOT11_OID_DEFKEY4 */ + OID_UNKNOWN(DOT11_OID_STAKEY, 0x12000008), + OID_U32(DOT11_OID_REKEYTHRESHOLD, 0x12000009), + OID_UNKNOWN(DOT11_OID_STASC, 0x1200000a), + + OID_U32(DOT11_OID_PRIVTXREJECTED, 0x1a000000), + OID_U32(DOT11_OID_PRIVRXPLAIN, 0x1a000001), + OID_U32(DOT11_OID_PRIVRXFAILED, 0x1a000002), + OID_U32(DOT11_OID_PRIVRXNOKEY, 0x1a000003), + + OID_U32_C(DOT11_OID_RTSTHRESH, 0x13000000), + OID_U32_C(DOT11_OID_FRAGTHRESH, 0x13000001), + OID_U32_C(DOT11_OID_SHORTRETRIES, 0x13000002), + OID_U32_C(DOT11_OID_LONGRETRIES, 0x13000003), + OID_U32_C(DOT11_OID_MAXTXLIFETIME, 0x13000004), + OID_U32(DOT11_OID_MAXRXLIFETIME, 0x13000005), + OID_U32(DOT11_OID_AUTHRESPTIMEOUT, 0x13000006), + OID_U32(DOT11_OID_ASSOCRESPTIMEOUT, 0x13000007), + + OID_UNKNOWN(DOT11_OID_ALOFT_TABLE, 0x1d000000), + OID_UNKNOWN(DOT11_OID_ALOFT_CTRL_TABLE, 0x1d000001), + OID_UNKNOWN(DOT11_OID_ALOFT_RETREAT, 0x1d000002), + OID_UNKNOWN(DOT11_OID_ALOFT_PROGRESS, 0x1d000003), + OID_U32(DOT11_OID_ALOFT_FIXEDRATE, 0x1d000004), + OID_UNKNOWN(DOT11_OID_ALOFT_RSSIGRAPH, 0x1d000005), + OID_UNKNOWN(DOT11_OID_ALOFT_CONFIG, 0x1d000006), + + [DOT11_OID_VDCFX] = {0x1b000000, 7, 0, 0}, + OID_U32(DOT11_OID_MAXFRAMEBURST, 0x1b000008), + + OID_U32(DOT11_OID_PSM, 0x14000000), + OID_U32(DOT11_OID_CAMTIMEOUT, 0x14000001), + OID_U32(DOT11_OID_RECEIVEDTIMS, 0x14000002), + OID_U32(DOT11_OID_ROAMPREFERENCE, 0x14000003), + + OID_U32(DOT11_OID_BRIDGELOCAL, 0x15000000), + OID_U32(DOT11_OID_CLIENTS, 0x15000001), + OID_U32(DOT11_OID_CLIENTSASSOCIATED, 0x15000002), + [DOT11_OID_CLIENTX] = {0x15000003, 2006, 0, 0}, /* DOT11_OID_CLIENTX,...DOT11_OID_CLIENT2007 */ + + OID_STRUCT(DOT11_OID_CLIENTFIND, 0x150007DB, u8[6], OID_TYPE_ADDR), + OID_STRUCT(DOT11_OID_WDSLINKADD, 0x150007DC, u8[6], OID_TYPE_ADDR), + OID_STRUCT(DOT11_OID_WDSLINKREMOVE, 0x150007DD, u8[6], OID_TYPE_ADDR), + OID_STRUCT(DOT11_OID_EAPAUTHSTA, 0x150007DE, u8[6], OID_TYPE_ADDR), + OID_STRUCT(DOT11_OID_EAPUNAUTHSTA, 0x150007DF, u8[6], OID_TYPE_ADDR), + OID_U32_C(DOT11_OID_DOT1XENABLE, 0x150007E0), + OID_UNKNOWN(DOT11_OID_MICFAILURE, 0x150007E1), + OID_UNKNOWN(DOT11_OID_REKEYINDICATE, 0x150007E2), + + OID_U32(DOT11_OID_MPDUTXSUCCESSFUL, 0x16000000), + OID_U32(DOT11_OID_MPDUTXONERETRY, 0x16000001), + OID_U32(DOT11_OID_MPDUTXMULTIPLERETRIES, 0x16000002), + OID_U32(DOT11_OID_MPDUTXFAILED, 0x16000003), + OID_U32(DOT11_OID_MPDURXSUCCESSFUL, 0x16000004), + OID_U32(DOT11_OID_MPDURXDUPS, 0x16000005), + OID_U32(DOT11_OID_RTSSUCCESSFUL, 0x16000006), + OID_U32(DOT11_OID_RTSFAILED, 0x16000007), + OID_U32(DOT11_OID_ACKFAILED, 0x16000008), + OID_U32(DOT11_OID_FRAMERECEIVES, 0x16000009), + OID_U32(DOT11_OID_FRAMEERRORS, 0x1600000A), + OID_U32(DOT11_OID_FRAMEABORTS, 0x1600000B), + OID_U32(DOT11_OID_FRAMEABORTSPHY, 0x1600000C), + + OID_U32(DOT11_OID_SLOTTIME, 0x17000000), + OID_U32(DOT11_OID_CWMIN, 0x17000001), + OID_U32(DOT11_OID_CWMAX, 0x17000002), + OID_U32(DOT11_OID_ACKWINDOW, 0x17000003), + OID_U32(DOT11_OID_ANTENNARX, 0x17000004), + OID_U32(DOT11_OID_ANTENNATX, 0x17000005), + OID_U32(DOT11_OID_ANTENNADIVERSITY, 0x17000006), + OID_U32_C(DOT11_OID_CHANNEL, 0x17000007), + OID_U32_C(DOT11_OID_EDTHRESHOLD, 0x17000008), + OID_U32(DOT11_OID_PREAMBLESETTINGS, 0x17000009), + OID_STRUCT(DOT11_OID_RATES, 0x1700000A, u8[IWMAX_BITRATES + 1], + OID_TYPE_RAW), + OID_U32(DOT11_OID_CCAMODESUPPORTED, 0x1700000B), + OID_U32(DOT11_OID_CCAMODE, 0x1700000C), + OID_UNKNOWN(DOT11_OID_RSSIVECTOR, 0x1700000D), + OID_UNKNOWN(DOT11_OID_OUTPUTPOWERTABLE, 0x1700000E), + OID_U32(DOT11_OID_OUTPUTPOWER, 0x1700000F), + OID_STRUCT(DOT11_OID_SUPPORTEDRATES, 0x17000010, + u8[IWMAX_BITRATES + 1], OID_TYPE_RAW), + OID_U32_C(DOT11_OID_FREQUENCY, 0x17000011), + [DOT11_OID_SUPPORTEDFREQUENCIES] = + {0x17000012, 0, sizeof (struct obj_frequencies) + + sizeof (u16) * IWMAX_FREQ, OID_TYPE_FREQUENCIES}, + + OID_U32(DOT11_OID_NOISEFLOOR, 0x17000013), + OID_STRUCT(DOT11_OID_FREQUENCYACTIVITY, 0x17000014, u8[IWMAX_FREQ + 1], + OID_TYPE_RAW), + OID_UNKNOWN(DOT11_OID_IQCALIBRATIONTABLE, 0x17000015), + OID_U32(DOT11_OID_NONERPPROTECTION, 0x17000016), + OID_U32(DOT11_OID_SLOTSETTINGS, 0x17000017), + OID_U32(DOT11_OID_NONERPTIMEOUT, 0x17000018), + OID_U32(DOT11_OID_PROFILES, 0x17000019), + OID_STRUCT(DOT11_OID_EXTENDEDRATES, 0x17000020, + u8[IWMAX_BITRATES + 1], OID_TYPE_RAW), + + OID_STRUCT_MLME(DOT11_OID_DEAUTHENTICATE, 0x18000000), + OID_STRUCT_MLME(DOT11_OID_AUTHENTICATE, 0x18000001), + OID_STRUCT_MLME(DOT11_OID_DISASSOCIATE, 0x18000002), + OID_STRUCT_MLME(DOT11_OID_ASSOCIATE, 0x18000003), + OID_UNKNOWN(DOT11_OID_SCAN, 0x18000004), + OID_STRUCT_MLMEEX(DOT11_OID_BEACON, 0x18000005), + OID_STRUCT_MLMEEX(DOT11_OID_PROBE, 0x18000006), + OID_STRUCT_MLMEEX(DOT11_OID_DEAUTHENTICATEEX, 0x18000007), + OID_STRUCT_MLMEEX(DOT11_OID_AUTHENTICATEEX, 0x18000008), + OID_STRUCT_MLMEEX(DOT11_OID_DISASSOCIATEEX, 0x18000009), + OID_STRUCT_MLMEEX(DOT11_OID_ASSOCIATEEX, 0x1800000A), + OID_STRUCT_MLMEEX(DOT11_OID_REASSOCIATE, 0x1800000B), + OID_STRUCT_MLMEEX(DOT11_OID_REASSOCIATEEX, 0x1800000C), + + OID_U32(DOT11_OID_NONERPSTATUS, 0x1E000000), + + OID_U32(DOT11_OID_STATIMEOUT, 0x19000000), + OID_U32_C(DOT11_OID_MLMEAUTOLEVEL, 0x19000001), + OID_U32(DOT11_OID_BSSTIMEOUT, 0x19000002), + [DOT11_OID_ATTACHMENT] = {0x19000003, 0, + sizeof(struct obj_attachment), OID_TYPE_ATTACH}, + OID_STRUCT_C(DOT11_OID_PSMBUFFER, 0x19000004, struct obj_buffer, + OID_TYPE_BUFFER), + + OID_U32(DOT11_OID_BSSS, 0x1C000000), + [DOT11_OID_BSSX] = {0x1C000001, 63, sizeof (struct obj_bss), + OID_TYPE_BSS}, /*DOT11_OID_BSS1,...,DOT11_OID_BSS64 */ + OID_STRUCT(DOT11_OID_BSSFIND, 0x1C000042, struct obj_bss, OID_TYPE_BSS), + [DOT11_OID_BSSLIST] = {0x1C000043, 0, sizeof (struct + obj_bsslist) + + sizeof (struct obj_bss[IWMAX_BSS]), + OID_TYPE_BSSLIST}, + + OID_UNKNOWN(OID_INL_TUNNEL, 0xFF020000), + OID_UNKNOWN(OID_INL_MEMADDR, 0xFF020001), + OID_UNKNOWN(OID_INL_MEMORY, 0xFF020002), + OID_U32_C(OID_INL_MODE, 0xFF020003), + OID_UNKNOWN(OID_INL_COMPONENT_NR, 0xFF020004), + OID_STRUCT(OID_INL_VERSION, 0xFF020005, u8[8], OID_TYPE_RAW), + OID_UNKNOWN(OID_INL_INTERFACE_ID, 0xFF020006), + OID_UNKNOWN(OID_INL_COMPONENT_ID, 0xFF020007), + OID_U32_C(OID_INL_CONFIG, 0xFF020008), + OID_U32_C(OID_INL_DOT11D_CONFORMANCE, 0xFF02000C), + OID_U32(OID_INL_PHYCAPABILITIES, 0xFF02000D), + OID_U32_C(OID_INL_OUTPUTPOWER, 0xFF02000F), + +}; + +int +mgt_init(islpci_private *priv) +{ + int i; + + priv->mib = kcalloc(OID_NUM_LAST, sizeof (void *), GFP_KERNEL); + if (!priv->mib) + return -ENOMEM; + + /* Alloc the cache */ + for (i = 0; i < OID_NUM_LAST; i++) { + if (isl_oid[i].flags & OID_FLAG_CACHED) { + priv->mib[i] = kzalloc(isl_oid[i].size * + (isl_oid[i].range + 1), + GFP_KERNEL); + if (!priv->mib[i]) + return -ENOMEM; + } else + priv->mib[i] = NULL; + } + + init_rwsem(&priv->mib_sem); + prism54_mib_init(priv); + + return 0; +} + +void +mgt_clean(islpci_private *priv) +{ + int i; + + if (!priv->mib) + return; + for (i = 0; i < OID_NUM_LAST; i++) { + kfree(priv->mib[i]); + priv->mib[i] = NULL; + } + kfree(priv->mib); + priv->mib = NULL; +} + +void +mgt_le_to_cpu(int type, void *data) +{ + switch (type) { + case OID_TYPE_U32: + *(u32 *) data = le32_to_cpu(*(u32 *) data); + break; + case OID_TYPE_BUFFER:{ + struct obj_buffer *buff = data; + buff->size = le32_to_cpu(buff->size); + buff->addr = le32_to_cpu(buff->addr); + break; + } + case OID_TYPE_BSS:{ + struct obj_bss *bss = data; + bss->age = le16_to_cpu(bss->age); + bss->channel = le16_to_cpu(bss->channel); + bss->capinfo = le16_to_cpu(bss->capinfo); + bss->rates = le16_to_cpu(bss->rates); + bss->basic_rates = le16_to_cpu(bss->basic_rates); + break; + } + case OID_TYPE_BSSLIST:{ + struct obj_bsslist *list = data; + int i; + list->nr = le32_to_cpu(list->nr); + for (i = 0; i < list->nr; i++) + mgt_le_to_cpu(OID_TYPE_BSS, &list->bsslist[i]); + break; + } + case OID_TYPE_FREQUENCIES:{ + struct obj_frequencies *freq = data; + int i; + freq->nr = le16_to_cpu(freq->nr); + for (i = 0; i < freq->nr; i++) + freq->mhz[i] = le16_to_cpu(freq->mhz[i]); + break; + } + case OID_TYPE_MLME:{ + struct obj_mlme *mlme = data; + mlme->id = le16_to_cpu(mlme->id); + mlme->state = le16_to_cpu(mlme->state); + mlme->code = le16_to_cpu(mlme->code); + break; + } + case OID_TYPE_MLMEEX:{ + struct obj_mlmeex *mlme = data; + mlme->id = le16_to_cpu(mlme->id); + mlme->state = le16_to_cpu(mlme->state); + mlme->code = le16_to_cpu(mlme->code); + mlme->size = le16_to_cpu(mlme->size); + break; + } + case OID_TYPE_ATTACH:{ + struct obj_attachment *attach = data; + attach->id = le16_to_cpu(attach->id); + attach->size = le16_to_cpu(attach->size); + break; + } + case OID_TYPE_SSID: + case OID_TYPE_KEY: + case OID_TYPE_ADDR: + case OID_TYPE_RAW: + break; + default: + BUG(); + } +} + +static void +mgt_cpu_to_le(int type, void *data) +{ + switch (type) { + case OID_TYPE_U32: + *(u32 *) data = cpu_to_le32(*(u32 *) data); + break; + case OID_TYPE_BUFFER:{ + struct obj_buffer *buff = data; + buff->size = cpu_to_le32(buff->size); + buff->addr = cpu_to_le32(buff->addr); + break; + } + case OID_TYPE_BSS:{ + struct obj_bss *bss = data; + bss->age = cpu_to_le16(bss->age); + bss->channel = cpu_to_le16(bss->channel); + bss->capinfo = cpu_to_le16(bss->capinfo); + bss->rates = cpu_to_le16(bss->rates); + bss->basic_rates = cpu_to_le16(bss->basic_rates); + break; + } + case OID_TYPE_BSSLIST:{ + struct obj_bsslist *list = data; + int i; + list->nr = cpu_to_le32(list->nr); + for (i = 0; i < list->nr; i++) + mgt_cpu_to_le(OID_TYPE_BSS, &list->bsslist[i]); + break; + } + case OID_TYPE_FREQUENCIES:{ + struct obj_frequencies *freq = data; + int i; + freq->nr = cpu_to_le16(freq->nr); + for (i = 0; i < freq->nr; i++) + freq->mhz[i] = cpu_to_le16(freq->mhz[i]); + break; + } + case OID_TYPE_MLME:{ + struct obj_mlme *mlme = data; + mlme->id = cpu_to_le16(mlme->id); + mlme->state = cpu_to_le16(mlme->state); + mlme->code = cpu_to_le16(mlme->code); + break; + } + case OID_TYPE_MLMEEX:{ + struct obj_mlmeex *mlme = data; + mlme->id = cpu_to_le16(mlme->id); + mlme->state = cpu_to_le16(mlme->state); + mlme->code = cpu_to_le16(mlme->code); + mlme->size = cpu_to_le16(mlme->size); + break; + } + case OID_TYPE_ATTACH:{ + struct obj_attachment *attach = data; + attach->id = cpu_to_le16(attach->id); + attach->size = cpu_to_le16(attach->size); + break; + } + case OID_TYPE_SSID: + case OID_TYPE_KEY: + case OID_TYPE_ADDR: + case OID_TYPE_RAW: + break; + default: + BUG(); + } +} + +/* Note : data is modified during this function */ + +int +mgt_set_request(islpci_private *priv, enum oid_num_t n, int extra, void *data) +{ + int ret = 0; + struct islpci_mgmtframe *response = NULL; + int response_op = PIMFOR_OP_ERROR; + int dlen; + void *cache, *_data = data; + u32 oid; + + BUG_ON(OID_NUM_LAST <= n); + BUG_ON(extra > isl_oid[n].range); + + if (!priv->mib) + /* memory has been freed */ + return -1; + + dlen = isl_oid[n].size; + cache = priv->mib[n]; + cache += (cache ? extra * dlen : 0); + oid = isl_oid[n].oid + extra; + + if (_data == NULL) + /* we are requested to re-set a cached value */ + _data = cache; + else + mgt_cpu_to_le(isl_oid[n].flags & OID_FLAG_TYPE, _data); + /* If we are going to write to the cache, we don't want anyone to read + * it -> acquire write lock. + * Else we could acquire a read lock to be sure we don't bother the + * commit process (which takes a write lock). But I'm not sure if it's + * needed. + */ + if (cache) + down_write(&priv->mib_sem); + + if (islpci_get_state(priv) >= PRV_STATE_READY) { + ret = islpci_mgt_transaction(priv->ndev, PIMFOR_OP_SET, oid, + _data, dlen, &response); + if (!ret) { + response_op = response->header->operation; + islpci_mgt_release(response); + } + if (ret || response_op == PIMFOR_OP_ERROR) + ret = -EIO; + } else if (!cache) + ret = -EIO; + + if (cache) { + if (!ret && data) + memcpy(cache, _data, dlen); + up_write(&priv->mib_sem); + } + + /* re-set given data to what it was */ + if (data) + mgt_le_to_cpu(isl_oid[n].flags & OID_FLAG_TYPE, data); + + return ret; +} + +/* None of these are cached */ +int +mgt_set_varlen(islpci_private *priv, enum oid_num_t n, void *data, int extra_len) +{ + int ret = 0; + struct islpci_mgmtframe *response; + int response_op = PIMFOR_OP_ERROR; + int dlen; + u32 oid; + + BUG_ON(OID_NUM_LAST <= n); + + dlen = isl_oid[n].size; + oid = isl_oid[n].oid; + + mgt_cpu_to_le(isl_oid[n].flags & OID_FLAG_TYPE, data); + + if (islpci_get_state(priv) >= PRV_STATE_READY) { + ret = islpci_mgt_transaction(priv->ndev, PIMFOR_OP_SET, oid, + data, dlen + extra_len, &response); + if (!ret) { + response_op = response->header->operation; + islpci_mgt_release(response); + } + if (ret || response_op == PIMFOR_OP_ERROR) + ret = -EIO; + } else + ret = -EIO; + + /* re-set given data to what it was */ + if (data) + mgt_le_to_cpu(isl_oid[n].flags & OID_FLAG_TYPE, data); + + return ret; +} + +int +mgt_get_request(islpci_private *priv, enum oid_num_t n, int extra, void *data, + union oid_res_t *res) +{ + + int ret = -EIO; + int reslen = 0; + struct islpci_mgmtframe *response = NULL; + + int dlen; + void *cache, *_res = NULL; + u32 oid; + + BUG_ON(OID_NUM_LAST <= n); + BUG_ON(extra > isl_oid[n].range); + + res->ptr = NULL; + + if (!priv->mib) + /* memory has been freed */ + return -1; + + dlen = isl_oid[n].size; + cache = priv->mib[n]; + cache += cache ? extra * dlen : 0; + oid = isl_oid[n].oid + extra; + reslen = dlen; + + if (cache) + down_read(&priv->mib_sem); + + if (islpci_get_state(priv) >= PRV_STATE_READY) { + ret = islpci_mgt_transaction(priv->ndev, PIMFOR_OP_GET, + oid, data, dlen, &response); + if (ret || !response || + response->header->operation == PIMFOR_OP_ERROR) { + if (response) + islpci_mgt_release(response); + ret = -EIO; + } + if (!ret) { + _res = response->data; + reslen = response->header->length; + } + } else if (cache) { + _res = cache; + ret = 0; + } + if ((isl_oid[n].flags & OID_FLAG_TYPE) == OID_TYPE_U32) + res->u = ret ? 0 : le32_to_cpu(*(u32 *) _res); + else { + res->ptr = kmalloc(reslen, GFP_KERNEL); + BUG_ON(res->ptr == NULL); + if (ret) + memset(res->ptr, 0, reslen); + else { + memcpy(res->ptr, _res, reslen); + mgt_le_to_cpu(isl_oid[n].flags & OID_FLAG_TYPE, + res->ptr); + } + } + if (cache) + up_read(&priv->mib_sem); + + if (response && !ret) + islpci_mgt_release(response); + + if (reslen > isl_oid[n].size) + printk(KERN_DEBUG + "mgt_get_request(0x%x): received data length was bigger " + "than expected (%d > %d). Memory is probably corrupted...", + oid, reslen, isl_oid[n].size); + + return ret; +} + +/* lock outside */ +int +mgt_commit_list(islpci_private *priv, enum oid_num_t *l, int n) +{ + int i, ret = 0; + struct islpci_mgmtframe *response; + + for (i = 0; i < n; i++) { + struct oid_t *t = &(isl_oid[l[i]]); + void *data = priv->mib[l[i]]; + int j = 0; + u32 oid = t->oid; + BUG_ON(data == NULL); + while (j <= t->range) { + int r = islpci_mgt_transaction(priv->ndev, PIMFOR_OP_SET, + oid, data, t->size, + &response); + if (response) { + r |= (response->header->operation == PIMFOR_OP_ERROR); + islpci_mgt_release(response); + } + if (r) + printk(KERN_ERR "%s: mgt_commit_list: failure. " + "oid=%08x err=%d\n", + priv->ndev->name, oid, r); + ret |= r; + j++; + oid++; + data += t->size; + } + } + return ret; +} + +/* Lock outside */ + +void +mgt_set(islpci_private *priv, enum oid_num_t n, void *data) +{ + BUG_ON(OID_NUM_LAST <= n); + BUG_ON(priv->mib[n] == NULL); + + memcpy(priv->mib[n], data, isl_oid[n].size); + mgt_cpu_to_le(isl_oid[n].flags & OID_FLAG_TYPE, priv->mib[n]); +} + +void +mgt_get(islpci_private *priv, enum oid_num_t n, void *res) +{ + BUG_ON(OID_NUM_LAST <= n); + BUG_ON(priv->mib[n] == NULL); + BUG_ON(res == NULL); + + memcpy(res, priv->mib[n], isl_oid[n].size); + mgt_le_to_cpu(isl_oid[n].flags & OID_FLAG_TYPE, res); +} + +/* Commits the cache. Lock outside. */ + +static enum oid_num_t commit_part1[] = { + OID_INL_CONFIG, + OID_INL_MODE, + DOT11_OID_BSSTYPE, + DOT11_OID_CHANNEL, + DOT11_OID_MLMEAUTOLEVEL +}; + +static enum oid_num_t commit_part2[] = { + DOT11_OID_SSID, + DOT11_OID_PSMBUFFER, + DOT11_OID_AUTHENABLE, + DOT11_OID_PRIVACYINVOKED, + DOT11_OID_EXUNENCRYPTED, + DOT11_OID_DEFKEYX, /* MULTIPLE */ + DOT11_OID_DEFKEYID, + DOT11_OID_DOT1XENABLE, + OID_INL_DOT11D_CONFORMANCE, + /* Do not initialize this - fw < 1.0.4.3 rejects it + OID_INL_OUTPUTPOWER, + */ +}; + +/* update the MAC addr. */ +static int +mgt_update_addr(islpci_private *priv) +{ + struct islpci_mgmtframe *res; + int ret; + + ret = islpci_mgt_transaction(priv->ndev, PIMFOR_OP_GET, + isl_oid[GEN_OID_MACADDRESS].oid, NULL, + isl_oid[GEN_OID_MACADDRESS].size, &res); + + if ((ret == 0) && res && (res->header->operation != PIMFOR_OP_ERROR)) + memcpy(priv->ndev->dev_addr, res->data, ETH_ALEN); + else + ret = -EIO; + if (res) + islpci_mgt_release(res); + + if (ret) + printk(KERN_ERR "%s: mgt_update_addr: failure\n", priv->ndev->name); + return ret; +} + +int +mgt_commit(islpci_private *priv) +{ + int rvalue; + enum oid_num_t u; + + if (islpci_get_state(priv) < PRV_STATE_INIT) + return 0; + + rvalue = mgt_commit_list(priv, commit_part1, ARRAY_SIZE(commit_part1)); + + if (priv->iw_mode != IW_MODE_MONITOR) + rvalue |= mgt_commit_list(priv, commit_part2, ARRAY_SIZE(commit_part2)); + + u = OID_INL_MODE; + rvalue |= mgt_commit_list(priv, &u, 1); + rvalue |= mgt_update_addr(priv); + + if (rvalue) { + /* some request have failed. The device might be in an + incoherent state. We should reset it ! */ + printk(KERN_DEBUG "%s: mgt_commit: failure\n", priv->ndev->name); + } + return rvalue; +} + +/* The following OIDs need to be "unlatched": + * + * MEDIUMLIMIT,BEACONPERIOD,DTIMPERIOD,ATIMWINDOW,LISTENINTERVAL + * FREQUENCY,EXTENDEDRATES. + * + * The way to do this is to set ESSID. Note though that they may get + * unlatch before though by setting another OID. */ +#if 0 +void +mgt_unlatch_all(islpci_private *priv) +{ + u32 u; + int rvalue = 0; + + if (islpci_get_state(priv) < PRV_STATE_INIT) + return; + + u = DOT11_OID_SSID; + rvalue = mgt_commit_list(priv, &u, 1); + /* Necessary if in MANUAL RUN mode? */ +#if 0 + u = OID_INL_MODE; + rvalue |= mgt_commit_list(priv, &u, 1); + + u = DOT11_OID_MLMEAUTOLEVEL; + rvalue |= mgt_commit_list(priv, &u, 1); + + u = OID_INL_MODE; + rvalue |= mgt_commit_list(priv, &u, 1); +#endif + + if (rvalue) + printk(KERN_DEBUG "%s: Unlatching OIDs failed\n", priv->ndev->name); +} +#endif + +/* This will tell you if you are allowed to answer a mlme(ex) request .*/ + +int +mgt_mlme_answer(islpci_private *priv) +{ + u32 mlmeautolevel; + /* Acquire a read lock because if we are in a mode change, it's + * possible to answer true, while the card is leaving master to managed + * mode. Answering to a mlme in this situation could hang the card. + */ + down_read(&priv->mib_sem); + mlmeautolevel = + le32_to_cpu(*(u32 *) priv->mib[DOT11_OID_MLMEAUTOLEVEL]); + up_read(&priv->mib_sem); + + return ((priv->iw_mode == IW_MODE_MASTER) && + (mlmeautolevel >= DOT11_MLME_INTERMEDIATE)); +} + +enum oid_num_t +mgt_oidtonum(u32 oid) +{ + int i; + + for (i = 0; i < OID_NUM_LAST; i++) + if (isl_oid[i].oid == oid) + return i; + + printk(KERN_DEBUG "looking for an unknown oid 0x%x", oid); + + return OID_NUM_LAST; +} + +int +mgt_response_to_str(enum oid_num_t n, union oid_res_t *r, char *str) +{ + switch (isl_oid[n].flags & OID_FLAG_TYPE) { + case OID_TYPE_U32: + return snprintf(str, PRIV_STR_SIZE, "%u\n", r->u); + case OID_TYPE_BUFFER:{ + struct obj_buffer *buff = r->ptr; + return snprintf(str, PRIV_STR_SIZE, + "size=%u\naddr=0x%X\n", buff->size, + buff->addr); + } + break; + case OID_TYPE_BSS:{ + struct obj_bss *bss = r->ptr; + return snprintf(str, PRIV_STR_SIZE, + "age=%u\nchannel=%u\n" + "capinfo=0x%X\nrates=0x%X\n" + "basic_rates=0x%X\n", bss->age, + bss->channel, bss->capinfo, + bss->rates, bss->basic_rates); + } + break; + case OID_TYPE_BSSLIST:{ + struct obj_bsslist *list = r->ptr; + int i, k; + k = snprintf(str, PRIV_STR_SIZE, "nr=%u\n", list->nr); + for (i = 0; i < list->nr; i++) + k += snprintf(str + k, PRIV_STR_SIZE - k, + "bss[%u] :\nage=%u\nchannel=%u\n" + "capinfo=0x%X\nrates=0x%X\n" + "basic_rates=0x%X\n", + i, list->bsslist[i].age, + list->bsslist[i].channel, + list->bsslist[i].capinfo, + list->bsslist[i].rates, + list->bsslist[i].basic_rates); + return k; + } + break; + case OID_TYPE_FREQUENCIES:{ + struct obj_frequencies *freq = r->ptr; + int i, t; + printk("nr : %u\n", freq->nr); + t = snprintf(str, PRIV_STR_SIZE, "nr=%u\n", freq->nr); + for (i = 0; i < freq->nr; i++) + t += snprintf(str + t, PRIV_STR_SIZE - t, + "mhz[%u]=%u\n", i, freq->mhz[i]); + return t; + } + break; + case OID_TYPE_MLME:{ + struct obj_mlme *mlme = r->ptr; + return snprintf(str, PRIV_STR_SIZE, + "id=0x%X\nstate=0x%X\ncode=0x%X\n", + mlme->id, mlme->state, mlme->code); + } + break; + case OID_TYPE_MLMEEX:{ + struct obj_mlmeex *mlme = r->ptr; + return snprintf(str, PRIV_STR_SIZE, + "id=0x%X\nstate=0x%X\n" + "code=0x%X\nsize=0x%X\n", mlme->id, + mlme->state, mlme->code, mlme->size); + } + break; + case OID_TYPE_ATTACH:{ + struct obj_attachment *attach = r->ptr; + return snprintf(str, PRIV_STR_SIZE, + "id=%d\nsize=%d\n", + attach->id, + attach->size); + } + break; + case OID_TYPE_SSID:{ + struct obj_ssid *ssid = r->ptr; + return snprintf(str, PRIV_STR_SIZE, + "length=%u\noctets=%.*s\n", + ssid->length, ssid->length, + ssid->octets); + } + break; + case OID_TYPE_KEY:{ + struct obj_key *key = r->ptr; + int t, i; + t = snprintf(str, PRIV_STR_SIZE, + "type=0x%X\nlength=0x%X\nkey=0x", + key->type, key->length); + for (i = 0; i < key->length; i++) + t += snprintf(str + t, PRIV_STR_SIZE - t, + "%02X:", key->key[i]); + t += snprintf(str + t, PRIV_STR_SIZE - t, "\n"); + return t; + } + break; + case OID_TYPE_RAW: + case OID_TYPE_ADDR:{ + unsigned char *buff = r->ptr; + int t, i; + t = snprintf(str, PRIV_STR_SIZE, "hex data="); + for (i = 0; i < isl_oid[n].size; i++) + t += snprintf(str + t, PRIV_STR_SIZE - t, + "%02X:", buff[i]); + t += snprintf(str + t, PRIV_STR_SIZE - t, "\n"); + return t; + } + break; + default: + BUG(); + } + return 0; +} diff --git a/drivers/net/wireless/intersil/prism54/oid_mgt.h b/drivers/net/wireless/intersil/prism54/oid_mgt.h new file mode 100644 index 000000000000..cf5141df8474 --- /dev/null +++ b/drivers/net/wireless/intersil/prism54/oid_mgt.h @@ -0,0 +1,58 @@ +/* + * Copyright (C) 2003 Aurelien Alleaume + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see . + * + */ + +#if !defined(_OID_MGT_H) +#define _OID_MGT_H + +#include "isl_oid.h" +#include "islpci_dev.h" + +extern struct oid_t isl_oid[]; + +int mgt_init(islpci_private *); + +void mgt_clean(islpci_private *); + +/* I don't know where to put these 2 */ +extern const int frequency_list_a[]; +int channel_of_freq(int); + +void mgt_le_to_cpu(int, void *); + +int mgt_set_request(islpci_private *, enum oid_num_t, int, void *); +int mgt_set_varlen(islpci_private *, enum oid_num_t, void *, int); + + +int mgt_get_request(islpci_private *, enum oid_num_t, int, void *, + union oid_res_t *); + +int mgt_commit_list(islpci_private *, enum oid_num_t *, int); + +void mgt_set(islpci_private *, enum oid_num_t, void *); + +void mgt_get(islpci_private *, enum oid_num_t, void *); + +int mgt_commit(islpci_private *); + +int mgt_mlme_answer(islpci_private *); + +enum oid_num_t mgt_oidtonum(u32 oid); + +int mgt_response_to_str(enum oid_num_t, union oid_res_t *, char *); + +#endif /* !defined(_OID_MGT_H) */ +/* EOF */ diff --git a/drivers/net/wireless/intersil/prism54/prismcompat.h b/drivers/net/wireless/intersil/prism54/prismcompat.h new file mode 100644 index 000000000000..bc1401eb4b9d --- /dev/null +++ b/drivers/net/wireless/intersil/prism54/prismcompat.h @@ -0,0 +1,42 @@ +/* + * (C) 2004 Margit Schubert-While + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see . + * + */ + +/* + * Compatibility header file to aid support of different kernel versions + */ + +#ifdef PRISM54_COMPAT24 +#include "prismcompat24.h" +#else /* PRISM54_COMPAT24 */ + +#ifndef _PRISM_COMPAT_H +#define _PRISM_COMPAT_H + +#include +#include +#include +#include +#include + +#ifndef __iomem +#define __iomem +#endif + +#define PRISM_FW_PDEV &priv->pdev->dev + +#endif /* _PRISM_COMPAT_H */ +#endif /* PRISM54_COMPAT24 */ diff --git a/drivers/net/wireless/prism54/Makefile b/drivers/net/wireless/prism54/Makefile deleted file mode 100644 index fad305c76737..000000000000 --- a/drivers/net/wireless/prism54/Makefile +++ /dev/null @@ -1,8 +0,0 @@ -# $Id: Makefile.k26,v 1.7 2004/01/30 16:24:00 ajfa Exp $ - -prism54-objs := islpci_eth.o islpci_mgt.o \ - isl_38xx.o isl_ioctl.o islpci_dev.o \ - islpci_hotplug.o oid_mgt.o - -obj-$(CONFIG_PRISM54) += prism54.o - diff --git a/drivers/net/wireless/prism54/isl_38xx.c b/drivers/net/wireless/prism54/isl_38xx.c deleted file mode 100644 index 333c1a2f882e..000000000000 --- a/drivers/net/wireless/prism54/isl_38xx.c +++ /dev/null @@ -1,255 +0,0 @@ -/* - * Copyright (C) 2002 Intersil Americas Inc. - * Copyright (C) 2003-2004 Luis R. Rodriguez _ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see . - * - */ - -#include -#include -#include - -#include -#include - -#include "prismcompat.h" -#include "isl_38xx.h" -#include "islpci_dev.h" -#include "islpci_mgt.h" - -/****************************************************************************** - Device Interface & Control functions -******************************************************************************/ - -/** - * isl38xx_disable_interrupts - disable all interrupts - * @device: pci memory base address - * - * Instructs the device to disable all interrupt reporting by asserting - * the IRQ line. New events may still show up in the interrupt identification - * register located at offset %ISL38XX_INT_IDENT_REG. - */ -void -isl38xx_disable_interrupts(void __iomem *device) -{ - isl38xx_w32_flush(device, 0x00000000, ISL38XX_INT_EN_REG); - udelay(ISL38XX_WRITEIO_DELAY); -} - -void -isl38xx_handle_sleep_request(isl38xx_control_block *control_block, - int *powerstate, void __iomem *device_base) -{ - /* device requests to go into sleep mode - * check whether the transmit queues for data and management are empty */ - if (isl38xx_in_queue(control_block, ISL38XX_CB_TX_DATA_LQ)) - /* data tx queue not empty */ - return; - - if (isl38xx_in_queue(control_block, ISL38XX_CB_TX_MGMTQ)) - /* management tx queue not empty */ - return; - - /* check also whether received frames are pending */ - if (isl38xx_in_queue(control_block, ISL38XX_CB_RX_DATA_LQ)) - /* data rx queue not empty */ - return; - - if (isl38xx_in_queue(control_block, ISL38XX_CB_RX_MGMTQ)) - /* management rx queue not empty */ - return; - -#if VERBOSE > SHOW_ERROR_MESSAGES - DEBUG(SHOW_TRACING, "Device going to sleep mode\n"); -#endif - - /* all queues are empty, allow the device to go into sleep mode */ - *powerstate = ISL38XX_PSM_POWERSAVE_STATE; - - /* assert the Sleep interrupt in the Device Interrupt Register */ - isl38xx_w32_flush(device_base, ISL38XX_DEV_INT_SLEEP, - ISL38XX_DEV_INT_REG); - udelay(ISL38XX_WRITEIO_DELAY); -} - -void -isl38xx_handle_wakeup(isl38xx_control_block *control_block, - int *powerstate, void __iomem *device_base) -{ - /* device is in active state, update the powerstate flag */ - *powerstate = ISL38XX_PSM_ACTIVE_STATE; - - /* now check whether there are frames pending for the card */ - if (!isl38xx_in_queue(control_block, ISL38XX_CB_TX_DATA_LQ) - && !isl38xx_in_queue(control_block, ISL38XX_CB_TX_MGMTQ)) - return; - -#if VERBOSE > SHOW_ERROR_MESSAGES - DEBUG(SHOW_ANYTHING, "Wake up handler trigger the device\n"); -#endif - - /* either data or management transmit queue has a frame pending - * trigger the device by setting the Update bit in the Device Int reg */ - isl38xx_w32_flush(device_base, ISL38XX_DEV_INT_UPDATE, - ISL38XX_DEV_INT_REG); - udelay(ISL38XX_WRITEIO_DELAY); -} - -void -isl38xx_trigger_device(int asleep, void __iomem *device_base) -{ - u32 reg; - -#if VERBOSE > SHOW_ERROR_MESSAGES - u32 counter = 0; - struct timeval current_time; - DEBUG(SHOW_FUNCTION_CALLS, "isl38xx trigger device\n"); -#endif - - /* check whether the device is in power save mode */ - if (asleep) { - /* device is in powersave, trigger the device for wakeup */ -#if VERBOSE > SHOW_ERROR_MESSAGES - do_gettimeofday(¤t_time); - DEBUG(SHOW_TRACING, "%08li.%08li Device wakeup triggered\n", - current_time.tv_sec, (long)current_time.tv_usec); - - DEBUG(SHOW_TRACING, "%08li.%08li Device register read %08x\n", - current_time.tv_sec, (long)current_time.tv_usec, - readl(device_base + ISL38XX_CTRL_STAT_REG)); -#endif - - reg = readl(device_base + ISL38XX_INT_IDENT_REG); - if (reg == 0xabadface) { -#if VERBOSE > SHOW_ERROR_MESSAGES - do_gettimeofday(¤t_time); - DEBUG(SHOW_TRACING, - "%08li.%08li Device register abadface\n", - current_time.tv_sec, (long)current_time.tv_usec); -#endif - /* read the Device Status Register until Sleepmode bit is set */ - while (reg = readl(device_base + ISL38XX_CTRL_STAT_REG), - (reg & ISL38XX_CTRL_STAT_SLEEPMODE) == 0) { - udelay(ISL38XX_WRITEIO_DELAY); -#if VERBOSE > SHOW_ERROR_MESSAGES - counter++; -#endif - } - -#if VERBOSE > SHOW_ERROR_MESSAGES - DEBUG(SHOW_TRACING, - "%08li.%08li Device register read %08x\n", - current_time.tv_sec, (long)current_time.tv_usec, - readl(device_base + ISL38XX_CTRL_STAT_REG)); - do_gettimeofday(¤t_time); - DEBUG(SHOW_TRACING, - "%08li.%08li Device asleep counter %i\n", - current_time.tv_sec, (long)current_time.tv_usec, - counter); -#endif - } - /* assert the Wakeup interrupt in the Device Interrupt Register */ - isl38xx_w32_flush(device_base, ISL38XX_DEV_INT_WAKEUP, - ISL38XX_DEV_INT_REG); - -#if VERBOSE > SHOW_ERROR_MESSAGES - udelay(ISL38XX_WRITEIO_DELAY); - - /* perform another read on the Device Status Register */ - reg = readl(device_base + ISL38XX_CTRL_STAT_REG); - do_gettimeofday(¤t_time); - DEBUG(SHOW_TRACING, "%08li.%08li Device register read %08x\n", - current_time.tv_sec, (long)current_time.tv_usec, reg); -#endif - } else { - /* device is (still) awake */ -#if VERBOSE > SHOW_ERROR_MESSAGES - DEBUG(SHOW_TRACING, "Device is in active state\n"); -#endif - /* trigger the device by setting the Update bit in the Device Int reg */ - - isl38xx_w32_flush(device_base, ISL38XX_DEV_INT_UPDATE, - ISL38XX_DEV_INT_REG); - } -} - -void -isl38xx_interface_reset(void __iomem *device_base, dma_addr_t host_address) -{ -#if VERBOSE > SHOW_ERROR_MESSAGES - DEBUG(SHOW_FUNCTION_CALLS, "isl38xx_interface_reset\n"); -#endif - - /* load the address of the control block in the device */ - isl38xx_w32_flush(device_base, host_address, ISL38XX_CTRL_BLK_BASE_REG); - udelay(ISL38XX_WRITEIO_DELAY); - - /* set the reset bit in the Device Interrupt Register */ - isl38xx_w32_flush(device_base, ISL38XX_DEV_INT_RESET, ISL38XX_DEV_INT_REG); - udelay(ISL38XX_WRITEIO_DELAY); - - /* enable the interrupt for detecting initialization */ - - /* Note: Do not enable other interrupts here. We want the - * device to have come up first 100% before allowing any other - * interrupts. */ - isl38xx_w32_flush(device_base, ISL38XX_INT_IDENT_INIT, ISL38XX_INT_EN_REG); - udelay(ISL38XX_WRITEIO_DELAY); /* allow complete full reset */ -} - -void -isl38xx_enable_common_interrupts(void __iomem *device_base) -{ - u32 reg; - - reg = ISL38XX_INT_IDENT_UPDATE | ISL38XX_INT_IDENT_SLEEP | - ISL38XX_INT_IDENT_WAKEUP; - isl38xx_w32_flush(device_base, reg, ISL38XX_INT_EN_REG); - udelay(ISL38XX_WRITEIO_DELAY); -} - -int -isl38xx_in_queue(isl38xx_control_block *cb, int queue) -{ - const s32 delta = (le32_to_cpu(cb->driver_curr_frag[queue]) - - le32_to_cpu(cb->device_curr_frag[queue])); - - /* determine the amount of fragments in the queue depending on the type - * of the queue, either transmit or receive */ - - BUG_ON(delta < 0); /* driver ptr must be ahead of device ptr */ - - switch (queue) { - /* send queues */ - case ISL38XX_CB_TX_MGMTQ: - BUG_ON(delta > ISL38XX_CB_MGMT_QSIZE); - - case ISL38XX_CB_TX_DATA_LQ: - case ISL38XX_CB_TX_DATA_HQ: - BUG_ON(delta > ISL38XX_CB_TX_QSIZE); - return delta; - - /* receive queues */ - case ISL38XX_CB_RX_MGMTQ: - BUG_ON(delta > ISL38XX_CB_MGMT_QSIZE); - return ISL38XX_CB_MGMT_QSIZE - delta; - - case ISL38XX_CB_RX_DATA_LQ: - case ISL38XX_CB_RX_DATA_HQ: - BUG_ON(delta > ISL38XX_CB_RX_QSIZE); - return ISL38XX_CB_RX_QSIZE - delta; - } - BUG(); - return 0; -} diff --git a/drivers/net/wireless/prism54/isl_38xx.h b/drivers/net/wireless/prism54/isl_38xx.h deleted file mode 100644 index 547ab885610b..000000000000 --- a/drivers/net/wireless/prism54/isl_38xx.h +++ /dev/null @@ -1,170 +0,0 @@ -/* - * Copyright (C) 2002 Intersil Americas Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see . - * - */ - -#ifndef _ISL_38XX_H -#define _ISL_38XX_H - -#include -#include - -#define ISL38XX_CB_RX_QSIZE 8 -#define ISL38XX_CB_TX_QSIZE 32 - -/* ISL38XX Access Point Specific definitions */ -#define ISL38XX_MAX_WDS_LINKS 8 - -/* ISL38xx Client Specific definitions */ -#define ISL38XX_PSM_ACTIVE_STATE 0 -#define ISL38XX_PSM_POWERSAVE_STATE 1 - -/* ISL38XX Host Interface Definitions */ -#define ISL38XX_PCI_MEM_SIZE 0x02000 -#define ISL38XX_MEMORY_WINDOW_SIZE 0x01000 -#define ISL38XX_DEV_FIRMWARE_ADDRES 0x20000 -#define ISL38XX_WRITEIO_DELAY 10 /* in us */ -#define ISL38XX_RESET_DELAY 50 /* in ms */ -#define ISL38XX_WAIT_CYCLE 10 /* in 10ms */ -#define ISL38XX_MAX_WAIT_CYCLES 10 - -/* PCI Memory Area */ -#define ISL38XX_HARDWARE_REG 0x0000 -#define ISL38XX_CARDBUS_CIS 0x0800 -#define ISL38XX_DIRECT_MEM_WIN 0x1000 - -/* Hardware registers */ -#define ISL38XX_DEV_INT_REG 0x0000 -#define ISL38XX_INT_IDENT_REG 0x0010 -#define ISL38XX_INT_ACK_REG 0x0014 -#define ISL38XX_INT_EN_REG 0x0018 -#define ISL38XX_GEN_PURP_COM_REG_1 0x0020 -#define ISL38XX_GEN_PURP_COM_REG_2 0x0024 -#define ISL38XX_CTRL_BLK_BASE_REG ISL38XX_GEN_PURP_COM_REG_1 -#define ISL38XX_DIR_MEM_BASE_REG 0x0030 -#define ISL38XX_CTRL_STAT_REG 0x0078 - -/* High end mobos queue up pci writes, the following - * is used to "read" from after a write to force flush */ -#define ISL38XX_PCI_POSTING_FLUSH ISL38XX_INT_EN_REG - -/** - * isl38xx_w32_flush - PCI iomem write helper - * @base: (host) memory base address of the device - * @val: 32bit value (host order) to write - * @offset: byte offset into @base to write value to - * - * This helper takes care of writing a 32bit datum to the - * specified offset into the device's pci memory space, and making sure - * the pci memory buffers get flushed by performing one harmless read - * from the %ISL38XX_PCI_POSTING_FLUSH offset. - */ -static inline void -isl38xx_w32_flush(void __iomem *base, u32 val, unsigned long offset) -{ - writel(val, base + offset); - (void) readl(base + ISL38XX_PCI_POSTING_FLUSH); -} - -/* Device Interrupt register bits */ -#define ISL38XX_DEV_INT_RESET 0x0001 -#define ISL38XX_DEV_INT_UPDATE 0x0002 -#define ISL38XX_DEV_INT_WAKEUP 0x0008 -#define ISL38XX_DEV_INT_SLEEP 0x0010 - -/* Interrupt Identification/Acknowledge/Enable register bits */ -#define ISL38XX_INT_IDENT_UPDATE 0x0002 -#define ISL38XX_INT_IDENT_INIT 0x0004 -#define ISL38XX_INT_IDENT_WAKEUP 0x0008 -#define ISL38XX_INT_IDENT_SLEEP 0x0010 -#define ISL38XX_INT_SOURCES 0x001E - -/* Control/Status register bits */ -/* Looks like there are other meaningful bits - 0x20004400 seen in normal operation, - 0x200044db at 'timeout waiting for mgmt response' -*/ -#define ISL38XX_CTRL_STAT_SLEEPMODE 0x00000200 -#define ISL38XX_CTRL_STAT_CLKRUN 0x00800000 -#define ISL38XX_CTRL_STAT_RESET 0x10000000 -#define ISL38XX_CTRL_STAT_RAMBOOT 0x20000000 -#define ISL38XX_CTRL_STAT_STARTHALTED 0x40000000 -#define ISL38XX_CTRL_STAT_HOST_OVERRIDE 0x80000000 - -/* Control Block definitions */ -#define ISL38XX_CB_RX_DATA_LQ 0 -#define ISL38XX_CB_TX_DATA_LQ 1 -#define ISL38XX_CB_RX_DATA_HQ 2 -#define ISL38XX_CB_TX_DATA_HQ 3 -#define ISL38XX_CB_RX_MGMTQ 4 -#define ISL38XX_CB_TX_MGMTQ 5 -#define ISL38XX_CB_QCOUNT 6 -#define ISL38XX_CB_MGMT_QSIZE 4 -#define ISL38XX_MIN_QTHRESHOLD 4 /* fragments */ - -/* Memory Manager definitions */ -#define MGMT_FRAME_SIZE 1500 /* >= size struct obj_bsslist */ -#define MGMT_TX_FRAME_COUNT 24 /* max 4 + spare 4 + 8 init */ -#define MGMT_RX_FRAME_COUNT 24 /* 4*4 + spare 8 */ -#define MGMT_FRAME_COUNT (MGMT_TX_FRAME_COUNT + MGMT_RX_FRAME_COUNT) -#define CONTROL_BLOCK_SIZE 1024 /* should be enough */ -#define PSM_FRAME_SIZE 1536 -#define PSM_MINIMAL_STATION_COUNT 64 -#define PSM_FRAME_COUNT PSM_MINIMAL_STATION_COUNT -#define PSM_BUFFER_SIZE PSM_FRAME_SIZE * PSM_FRAME_COUNT -#define MAX_TRAP_RX_QUEUE 4 -#define HOST_MEM_BLOCK CONTROL_BLOCK_SIZE + PSM_BUFFER_SIZE - -/* Fragment package definitions */ -#define FRAGMENT_FLAG_MF 0x0001 -#define MAX_FRAGMENT_SIZE 1536 - -/* In monitor mode frames have a header. I don't know exactly how big those - * frame can be but I've never seen any frame bigger than 1584... : - */ -#define MAX_FRAGMENT_SIZE_RX 1600 - -typedef struct { - __le32 address; /* physical address on host */ - __le16 size; /* packet size */ - __le16 flags; /* set of bit-wise flags */ -} isl38xx_fragment; - -struct isl38xx_cb { - __le32 driver_curr_frag[ISL38XX_CB_QCOUNT]; - __le32 device_curr_frag[ISL38XX_CB_QCOUNT]; - isl38xx_fragment rx_data_low[ISL38XX_CB_RX_QSIZE]; - isl38xx_fragment tx_data_low[ISL38XX_CB_TX_QSIZE]; - isl38xx_fragment rx_data_high[ISL38XX_CB_RX_QSIZE]; - isl38xx_fragment tx_data_high[ISL38XX_CB_TX_QSIZE]; - isl38xx_fragment rx_data_mgmt[ISL38XX_CB_MGMT_QSIZE]; - isl38xx_fragment tx_data_mgmt[ISL38XX_CB_MGMT_QSIZE]; -}; - -typedef struct isl38xx_cb isl38xx_control_block; - -/* determine number of entries currently in queue */ -int isl38xx_in_queue(isl38xx_control_block *cb, int queue); - -void isl38xx_disable_interrupts(void __iomem *); -void isl38xx_enable_common_interrupts(void __iomem *); - -void isl38xx_handle_sleep_request(isl38xx_control_block *, int *, - void __iomem *); -void isl38xx_handle_wakeup(isl38xx_control_block *, int *, void __iomem *); -void isl38xx_trigger_device(int, void __iomem *); -void isl38xx_interface_reset(void __iomem *, dma_addr_t); - -#endif /* _ISL_38XX_H */ diff --git a/drivers/net/wireless/prism54/isl_ioctl.c b/drivers/net/wireless/prism54/isl_ioctl.c deleted file mode 100644 index ecbb0546cf3e..000000000000 --- a/drivers/net/wireless/prism54/isl_ioctl.c +++ /dev/null @@ -1,2910 +0,0 @@ -/* - * Copyright (C) 2002 Intersil Americas Inc. - * (C) 2003,2004 Aurelien Alleaume - * (C) 2003 Herbert Valerio Riedel - * (C) 2003 Luis R. Rodriguez - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see . - * - */ - -#include -#include -#include -#include -#include -#include -#include - -#include - -#include "prismcompat.h" -#include "isl_ioctl.h" -#include "islpci_mgt.h" -#include "isl_oid.h" /* additional types and defs for isl38xx fw */ -#include "oid_mgt.h" - -#include /* New driver API */ - -#define KEY_SIZE_WEP104 13 /* 104/128-bit WEP keys */ -#define KEY_SIZE_WEP40 5 /* 40/64-bit WEP keys */ -/* KEY_SIZE_TKIP should match isl_oid.h, struct obj_key.key[] size */ -#define KEY_SIZE_TKIP 32 /* TKIP keys */ - -static void prism54_wpa_bss_ie_add(islpci_private *priv, u8 *bssid, - u8 *wpa_ie, size_t wpa_ie_len); -static size_t prism54_wpa_bss_ie_get(islpci_private *priv, u8 *bssid, u8 *wpa_ie); -static int prism54_set_wpa(struct net_device *, struct iw_request_info *, - __u32 *, char *); - -/* In 500 kbps */ -static const unsigned char scan_rate_list[] = { 2, 4, 11, 22, - 12, 18, 24, 36, - 48, 72, 96, 108 }; - -/** - * prism54_mib_mode_helper - MIB change mode helper function - * @mib: the &struct islpci_mib object to modify - * @iw_mode: new mode (%IW_MODE_*) - * - * This is a helper function, hence it does not lock. Make sure - * caller deals with locking *if* necessary. This function sets the - * mode-dependent mib values and does the mapping of the Linux - * Wireless API modes to Device firmware modes. It also checks for - * correct valid Linux wireless modes. - */ -static int -prism54_mib_mode_helper(islpci_private *priv, u32 iw_mode) -{ - u32 config = INL_CONFIG_MANUALRUN; - u32 mode, bsstype; - - /* For now, just catch early the Repeater and Secondary modes here */ - if (iw_mode == IW_MODE_REPEAT || iw_mode == IW_MODE_SECOND) { - printk(KERN_DEBUG - "%s(): Sorry, Repeater mode and Secondary mode " - "are not yet supported by this driver.\n", __func__); - return -EINVAL; - } - - priv->iw_mode = iw_mode; - - switch (iw_mode) { - case IW_MODE_AUTO: - mode = INL_MODE_CLIENT; - bsstype = DOT11_BSSTYPE_ANY; - break; - case IW_MODE_ADHOC: - mode = INL_MODE_CLIENT; - bsstype = DOT11_BSSTYPE_IBSS; - break; - case IW_MODE_INFRA: - mode = INL_MODE_CLIENT; - bsstype = DOT11_BSSTYPE_INFRA; - break; - case IW_MODE_MASTER: - mode = INL_MODE_AP; - bsstype = DOT11_BSSTYPE_INFRA; - break; - case IW_MODE_MONITOR: - mode = INL_MODE_PROMISCUOUS; - bsstype = DOT11_BSSTYPE_ANY; - config |= INL_CONFIG_RXANNEX; - break; - default: - return -EINVAL; - } - - if (init_wds) - config |= INL_CONFIG_WDS; - mgt_set(priv, DOT11_OID_BSSTYPE, &bsstype); - mgt_set(priv, OID_INL_CONFIG, &config); - mgt_set(priv, OID_INL_MODE, &mode); - - return 0; -} - -/** - * prism54_mib_init - fill MIB cache with defaults - * - * this function initializes the struct given as @mib with defaults, - * of which many are retrieved from the global module parameter - * variables. - */ - -void -prism54_mib_init(islpci_private *priv) -{ - u32 channel, authen, wep, filter, dot1x, mlme, conformance, power, mode; - struct obj_buffer psm_buffer = { - .size = PSM_BUFFER_SIZE, - .addr = priv->device_psm_buffer - }; - - channel = CARD_DEFAULT_CHANNEL; - authen = CARD_DEFAULT_AUTHEN; - wep = CARD_DEFAULT_WEP; - filter = CARD_DEFAULT_FILTER; /* (0) Do not filter un-encrypted data */ - dot1x = CARD_DEFAULT_DOT1X; - mlme = CARD_DEFAULT_MLME_MODE; - conformance = CARD_DEFAULT_CONFORMANCE; - power = 127; - mode = CARD_DEFAULT_IW_MODE; - - mgt_set(priv, DOT11_OID_CHANNEL, &channel); - mgt_set(priv, DOT11_OID_AUTHENABLE, &authen); - mgt_set(priv, DOT11_OID_PRIVACYINVOKED, &wep); - mgt_set(priv, DOT11_OID_PSMBUFFER, &psm_buffer); - mgt_set(priv, DOT11_OID_EXUNENCRYPTED, &filter); - mgt_set(priv, DOT11_OID_DOT1XENABLE, &dot1x); - mgt_set(priv, DOT11_OID_MLMEAUTOLEVEL, &mlme); - mgt_set(priv, OID_INL_DOT11D_CONFORMANCE, &conformance); - mgt_set(priv, OID_INL_OUTPUTPOWER, &power); - - /* This sets all of the mode-dependent values */ - prism54_mib_mode_helper(priv, mode); -} - -/* this will be executed outside of atomic context thanks to - * schedule_work(), thus we can as well use sleeping semaphore - * locking */ -void -prism54_update_stats(struct work_struct *work) -{ - islpci_private *priv = container_of(work, islpci_private, stats_work); - char *data; - int j; - struct obj_bss bss, *bss2; - union oid_res_t r; - - mutex_lock(&priv->stats_lock); - -/* Noise floor. - * I'm not sure if the unit is dBm. - * Note : If we are not connected, this value seems to be irrelevant. */ - - mgt_get_request(priv, DOT11_OID_NOISEFLOOR, 0, NULL, &r); - priv->local_iwstatistics.qual.noise = r.u; - -/* Get the rssi of the link. To do this we need to retrieve a bss. */ - - /* First get the MAC address of the AP we are associated with. */ - mgt_get_request(priv, DOT11_OID_BSSID, 0, NULL, &r); - data = r.ptr; - - /* copy this MAC to the bss */ - memcpy(bss.address, data, ETH_ALEN); - kfree(data); - - /* now ask for the corresponding bss */ - j = mgt_get_request(priv, DOT11_OID_BSSFIND, 0, (void *) &bss, &r); - bss2 = r.ptr; - /* report the rssi and use it to calculate - * link quality through a signal-noise - * ratio */ - priv->local_iwstatistics.qual.level = bss2->rssi; - priv->local_iwstatistics.qual.qual = - bss2->rssi - priv->iwstatistics.qual.noise; - - kfree(bss2); - - /* report that the stats are new */ - priv->local_iwstatistics.qual.updated = 0x7; - -/* Rx : unable to decrypt the MPDU */ - mgt_get_request(priv, DOT11_OID_PRIVRXFAILED, 0, NULL, &r); - priv->local_iwstatistics.discard.code = r.u; - -/* Tx : Max MAC retries num reached */ - mgt_get_request(priv, DOT11_OID_MPDUTXFAILED, 0, NULL, &r); - priv->local_iwstatistics.discard.retries = r.u; - - mutex_unlock(&priv->stats_lock); -} - -struct iw_statistics * -prism54_get_wireless_stats(struct net_device *ndev) -{ - islpci_private *priv = netdev_priv(ndev); - - /* If the stats are being updated return old data */ - if (mutex_trylock(&priv->stats_lock)) { - memcpy(&priv->iwstatistics, &priv->local_iwstatistics, - sizeof (struct iw_statistics)); - /* They won't be marked updated for the next time */ - priv->local_iwstatistics.qual.updated = 0; - mutex_unlock(&priv->stats_lock); - } else - priv->iwstatistics.qual.updated = 0; - - /* Update our wireless stats, but do not schedule to often - * (max 1 HZ) */ - if ((priv->stats_timestamp == 0) || - time_after(jiffies, priv->stats_timestamp + 1 * HZ)) { - schedule_work(&priv->stats_work); - priv->stats_timestamp = jiffies; - } - - return &priv->iwstatistics; -} - -static int -prism54_commit(struct net_device *ndev, struct iw_request_info *info, - char *cwrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - - /* simply re-set the last set SSID, this should commit most stuff */ - - /* Commit in Monitor mode is not necessary, also setting essid - * in Monitor mode does not make sense and isn't allowed for this - * device's firmware */ - if (priv->iw_mode != IW_MODE_MONITOR) - return mgt_set_request(priv, DOT11_OID_SSID, 0, NULL); - return 0; -} - -static int -prism54_get_name(struct net_device *ndev, struct iw_request_info *info, - char *cwrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - char *capabilities; - union oid_res_t r; - int rvalue; - - if (islpci_get_state(priv) < PRV_STATE_INIT) { - strncpy(cwrq, "NOT READY!", IFNAMSIZ); - return 0; - } - rvalue = mgt_get_request(priv, OID_INL_PHYCAPABILITIES, 0, NULL, &r); - - switch (r.u) { - case INL_PHYCAP_5000MHZ: - capabilities = "IEEE 802.11a/b/g"; - break; - case INL_PHYCAP_FAA: - capabilities = "IEEE 802.11b/g - FAA Support"; - break; - case INL_PHYCAP_2400MHZ: - default: - capabilities = "IEEE 802.11b/g"; /* Default */ - break; - } - strncpy(cwrq, capabilities, IFNAMSIZ); - return rvalue; -} - -static int -prism54_set_freq(struct net_device *ndev, struct iw_request_info *info, - struct iw_freq *fwrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - int rvalue; - u32 c; - - if (fwrq->m < 1000) - /* we have a channel number */ - c = fwrq->m; - else - c = (fwrq->e == 1) ? channel_of_freq(fwrq->m / 100000) : 0; - - rvalue = c ? mgt_set_request(priv, DOT11_OID_CHANNEL, 0, &c) : -EINVAL; - - /* Call commit handler */ - return (rvalue ? rvalue : -EINPROGRESS); -} - -static int -prism54_get_freq(struct net_device *ndev, struct iw_request_info *info, - struct iw_freq *fwrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - union oid_res_t r; - int rvalue; - - rvalue = mgt_get_request(priv, DOT11_OID_CHANNEL, 0, NULL, &r); - fwrq->i = r.u; - rvalue |= mgt_get_request(priv, DOT11_OID_FREQUENCY, 0, NULL, &r); - fwrq->m = r.u; - fwrq->e = 3; - - return rvalue; -} - -static int -prism54_set_mode(struct net_device *ndev, struct iw_request_info *info, - __u32 * uwrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - u32 mlmeautolevel = CARD_DEFAULT_MLME_MODE; - - /* Let's see if the user passed a valid Linux Wireless mode */ - if (*uwrq > IW_MODE_MONITOR || *uwrq < IW_MODE_AUTO) { - printk(KERN_DEBUG - "%s: %s() You passed a non-valid init_mode.\n", - priv->ndev->name, __func__); - return -EINVAL; - } - - down_write(&priv->mib_sem); - - if (prism54_mib_mode_helper(priv, *uwrq)) { - up_write(&priv->mib_sem); - return -EOPNOTSUPP; - } - - /* the ACL code needs an intermediate mlmeautolevel. The wpa stuff an - * extended one. - */ - if ((*uwrq == IW_MODE_MASTER) && (priv->acl.policy != MAC_POLICY_OPEN)) - mlmeautolevel = DOT11_MLME_INTERMEDIATE; - if (priv->wpa) - mlmeautolevel = DOT11_MLME_EXTENDED; - - mgt_set(priv, DOT11_OID_MLMEAUTOLEVEL, &mlmeautolevel); - - if (mgt_commit(priv)) { - up_write(&priv->mib_sem); - return -EIO; - } - priv->ndev->type = (priv->iw_mode == IW_MODE_MONITOR) - ? priv->monitor_type : ARPHRD_ETHER; - up_write(&priv->mib_sem); - - return 0; -} - -/* Use mib cache */ -static int -prism54_get_mode(struct net_device *ndev, struct iw_request_info *info, - __u32 * uwrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - - BUG_ON((priv->iw_mode < IW_MODE_AUTO) || (priv->iw_mode > - IW_MODE_MONITOR)); - *uwrq = priv->iw_mode; - - return 0; -} - -/* we use DOT11_OID_EDTHRESHOLD. From what I guess the card will not try to - * emit data if (sensitivity > rssi - noise) (in dBm). - * prism54_set_sens does not seem to work. - */ - -static int -prism54_set_sens(struct net_device *ndev, struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - u32 sens; - - /* by default the card sets this to 20. */ - sens = vwrq->disabled ? 20 : vwrq->value; - - return mgt_set_request(priv, DOT11_OID_EDTHRESHOLD, 0, &sens); -} - -static int -prism54_get_sens(struct net_device *ndev, struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - union oid_res_t r; - int rvalue; - - rvalue = mgt_get_request(priv, DOT11_OID_EDTHRESHOLD, 0, NULL, &r); - - vwrq->value = r.u; - vwrq->disabled = (vwrq->value == 0); - vwrq->fixed = 1; - - return rvalue; -} - -static int -prism54_get_range(struct net_device *ndev, struct iw_request_info *info, - struct iw_point *dwrq, char *extra) -{ - struct iw_range *range = (struct iw_range *) extra; - islpci_private *priv = netdev_priv(ndev); - u8 *data; - int i, m, rvalue; - struct obj_frequencies *freq; - union oid_res_t r; - - memset(range, 0, sizeof (struct iw_range)); - dwrq->length = sizeof (struct iw_range); - - /* set the wireless extension version number */ - range->we_version_source = SUPPORTED_WIRELESS_EXT; - range->we_version_compiled = WIRELESS_EXT; - - /* Now the encoding capabilities */ - range->num_encoding_sizes = 3; - /* 64(40) bits WEP */ - range->encoding_size[0] = 5; - /* 128(104) bits WEP */ - range->encoding_size[1] = 13; - /* 256 bits for WPA-PSK */ - range->encoding_size[2] = 32; - /* 4 keys are allowed */ - range->max_encoding_tokens = 4; - - /* we don't know the quality range... */ - range->max_qual.level = 0; - range->max_qual.noise = 0; - range->max_qual.qual = 0; - /* these value describe an average quality. Needs more tweaking... */ - range->avg_qual.level = -80; /* -80 dBm */ - range->avg_qual.noise = 0; /* don't know what to put here */ - range->avg_qual.qual = 0; - - range->sensitivity = 200; - - /* retry limit capabilities */ - range->retry_capa = IW_RETRY_LIMIT | IW_RETRY_LIFETIME; - range->retry_flags = IW_RETRY_LIMIT; - range->r_time_flags = IW_RETRY_LIFETIME; - - /* I don't know the range. Put stupid things here */ - range->min_retry = 1; - range->max_retry = 65535; - range->min_r_time = 1024; - range->max_r_time = 65535 * 1024; - - /* txpower is supported in dBm's */ - range->txpower_capa = IW_TXPOW_DBM; - - /* Event capability (kernel + driver) */ - range->event_capa[0] = (IW_EVENT_CAPA_K_0 | - IW_EVENT_CAPA_MASK(SIOCGIWTHRSPY) | - IW_EVENT_CAPA_MASK(SIOCGIWAP)); - range->event_capa[1] = IW_EVENT_CAPA_K_1; - range->event_capa[4] = IW_EVENT_CAPA_MASK(IWEVCUSTOM); - - range->enc_capa = IW_ENC_CAPA_WPA | IW_ENC_CAPA_WPA2 | - IW_ENC_CAPA_CIPHER_TKIP; - - if (islpci_get_state(priv) < PRV_STATE_INIT) - return 0; - - /* Request the device for the supported frequencies - * not really relevant since some devices will report the 5 GHz band - * frequencies even if they don't support them. - */ - rvalue = - mgt_get_request(priv, DOT11_OID_SUPPORTEDFREQUENCIES, 0, NULL, &r); - freq = r.ptr; - - range->num_channels = freq->nr; - range->num_frequency = freq->nr; - - m = min(IW_MAX_FREQUENCIES, (int) freq->nr); - for (i = 0; i < m; i++) { - range->freq[i].m = freq->mhz[i]; - range->freq[i].e = 6; - range->freq[i].i = channel_of_freq(freq->mhz[i]); - } - kfree(freq); - - rvalue |= mgt_get_request(priv, DOT11_OID_SUPPORTEDRATES, 0, NULL, &r); - data = r.ptr; - - /* We got an array of char. It is NULL terminated. */ - i = 0; - while ((i < IW_MAX_BITRATES) && (*data != 0)) { - /* the result must be in bps. The card gives us 500Kbps */ - range->bitrate[i] = *data * 500000; - i++; - data++; - } - range->num_bitrates = i; - kfree(r.ptr); - - return rvalue; -} - -/* Set AP address*/ - -static int -prism54_set_wap(struct net_device *ndev, struct iw_request_info *info, - struct sockaddr *awrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - char bssid[6]; - int rvalue; - - if (awrq->sa_family != ARPHRD_ETHER) - return -EINVAL; - - /* prepare the structure for the set object */ - memcpy(&bssid[0], awrq->sa_data, ETH_ALEN); - - /* set the bssid -- does this make sense when in AP mode? */ - rvalue = mgt_set_request(priv, DOT11_OID_BSSID, 0, &bssid); - - return (rvalue ? rvalue : -EINPROGRESS); /* Call commit handler */ -} - -/* get AP address*/ - -static int -prism54_get_wap(struct net_device *ndev, struct iw_request_info *info, - struct sockaddr *awrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - union oid_res_t r; - int rvalue; - - rvalue = mgt_get_request(priv, DOT11_OID_BSSID, 0, NULL, &r); - memcpy(awrq->sa_data, r.ptr, ETH_ALEN); - awrq->sa_family = ARPHRD_ETHER; - kfree(r.ptr); - - return rvalue; -} - -static int -prism54_set_scan(struct net_device *dev, struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - /* hehe the device does this automagicaly */ - return 0; -} - -/* a little helper that will translate our data into a card independent - * format that the Wireless Tools will understand. This was inspired by - * the "Aironet driver for 4500 and 4800 series cards" (GPL) - */ - -static char * -prism54_translate_bss(struct net_device *ndev, struct iw_request_info *info, - char *current_ev, char *end_buf, struct obj_bss *bss, - char noise) -{ - struct iw_event iwe; /* Temporary buffer */ - short cap; - islpci_private *priv = netdev_priv(ndev); - u8 wpa_ie[MAX_WPA_IE_LEN]; - size_t wpa_ie_len; - - /* The first entry must be the MAC address */ - memcpy(iwe.u.ap_addr.sa_data, bss->address, ETH_ALEN); - iwe.u.ap_addr.sa_family = ARPHRD_ETHER; - iwe.cmd = SIOCGIWAP; - current_ev = iwe_stream_add_event(info, current_ev, end_buf, - &iwe, IW_EV_ADDR_LEN); - - /* The following entries will be displayed in the same order we give them */ - - /* The ESSID. */ - iwe.u.data.length = bss->ssid.length; - iwe.u.data.flags = 1; - iwe.cmd = SIOCGIWESSID; - current_ev = iwe_stream_add_point(info, current_ev, end_buf, - &iwe, bss->ssid.octets); - - /* Capabilities */ -#define CAP_ESS 0x01 -#define CAP_IBSS 0x02 -#define CAP_CRYPT 0x10 - - /* Mode */ - cap = bss->capinfo; - iwe.u.mode = 0; - if (cap & CAP_ESS) - iwe.u.mode = IW_MODE_MASTER; - else if (cap & CAP_IBSS) - iwe.u.mode = IW_MODE_ADHOC; - iwe.cmd = SIOCGIWMODE; - if (iwe.u.mode) - current_ev = iwe_stream_add_event(info, current_ev, end_buf, - &iwe, IW_EV_UINT_LEN); - - /* Encryption capability */ - if (cap & CAP_CRYPT) - iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY; - else - iwe.u.data.flags = IW_ENCODE_DISABLED; - iwe.u.data.length = 0; - iwe.cmd = SIOCGIWENCODE; - current_ev = iwe_stream_add_point(info, current_ev, end_buf, - &iwe, NULL); - - /* Add frequency. (short) bss->channel is the frequency in MHz */ - iwe.u.freq.m = bss->channel; - iwe.u.freq.e = 6; - iwe.cmd = SIOCGIWFREQ; - current_ev = iwe_stream_add_event(info, current_ev, end_buf, - &iwe, IW_EV_FREQ_LEN); - - /* Add quality statistics */ - iwe.u.qual.level = bss->rssi; - iwe.u.qual.noise = noise; - /* do a simple SNR for quality */ - iwe.u.qual.qual = bss->rssi - noise; - iwe.cmd = IWEVQUAL; - current_ev = iwe_stream_add_event(info, current_ev, end_buf, - &iwe, IW_EV_QUAL_LEN); - - /* Add WPA/RSN Information Element, if any */ - wpa_ie_len = prism54_wpa_bss_ie_get(priv, bss->address, wpa_ie); - if (wpa_ie_len > 0) { - iwe.cmd = IWEVGENIE; - iwe.u.data.length = min_t(size_t, wpa_ie_len, MAX_WPA_IE_LEN); - current_ev = iwe_stream_add_point(info, current_ev, end_buf, - &iwe, wpa_ie); - } - /* Do the bitrates */ - { - char *current_val = current_ev + iwe_stream_lcp_len(info); - int i; - int mask; - - iwe.cmd = SIOCGIWRATE; - /* Those two flags are ignored... */ - iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0; - - /* Parse the bitmask */ - mask = 0x1; - for(i = 0; i < sizeof(scan_rate_list); i++) { - if(bss->rates & mask) { - iwe.u.bitrate.value = (scan_rate_list[i] * 500000); - current_val = iwe_stream_add_value( - info, current_ev, current_val, - end_buf, &iwe, IW_EV_PARAM_LEN); - } - mask <<= 1; - } - /* Check if we added any event */ - if ((current_val - current_ev) > iwe_stream_lcp_len(info)) - current_ev = current_val; - } - - return current_ev; -} - -static int -prism54_get_scan(struct net_device *ndev, struct iw_request_info *info, - struct iw_point *dwrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - int i, rvalue; - struct obj_bsslist *bsslist; - u32 noise = 0; - char *current_ev = extra; - union oid_res_t r; - - if (islpci_get_state(priv) < PRV_STATE_INIT) { - /* device is not ready, fail gently */ - dwrq->length = 0; - return 0; - } - - /* first get the noise value. We will use it to report the link quality */ - rvalue = mgt_get_request(priv, DOT11_OID_NOISEFLOOR, 0, NULL, &r); - noise = r.u; - - /* Ask the device for a list of known bss. - * The old API, using SIOCGIWAPLIST, had a hard limit of IW_MAX_AP=64. - * The new API, using SIOCGIWSCAN, is only limited by the buffer size. - * WE-14->WE-16, the buffer is limited to IW_SCAN_MAX_DATA bytes. - * Starting with WE-17, the buffer can be as big as needed. - * But the device won't repport anything if you change the value - * of IWMAX_BSS=24. */ - - rvalue |= mgt_get_request(priv, DOT11_OID_BSSLIST, 0, NULL, &r); - bsslist = r.ptr; - - /* ok now, scan the list and translate its info */ - for (i = 0; i < (int) bsslist->nr; i++) { - current_ev = prism54_translate_bss(ndev, info, current_ev, - extra + dwrq->length, - &(bsslist->bsslist[i]), - noise); - - /* Check if there is space for one more entry */ - if((extra + dwrq->length - current_ev) <= IW_EV_ADDR_LEN) { - /* Ask user space to try again with a bigger buffer */ - rvalue = -E2BIG; - break; - } - } - - kfree(bsslist); - dwrq->length = (current_ev - extra); - dwrq->flags = 0; /* todo */ - - return rvalue; -} - -static int -prism54_set_essid(struct net_device *ndev, struct iw_request_info *info, - struct iw_point *dwrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - struct obj_ssid essid; - - memset(essid.octets, 0, 33); - - /* Check if we were asked for `any' */ - if (dwrq->flags && dwrq->length) { - if (dwrq->length > 32) - return -E2BIG; - essid.length = dwrq->length; - memcpy(essid.octets, extra, dwrq->length); - } else - essid.length = 0; - - if (priv->iw_mode != IW_MODE_MONITOR) - return mgt_set_request(priv, DOT11_OID_SSID, 0, &essid); - - /* If in monitor mode, just save to mib */ - mgt_set(priv, DOT11_OID_SSID, &essid); - return 0; - -} - -static int -prism54_get_essid(struct net_device *ndev, struct iw_request_info *info, - struct iw_point *dwrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - struct obj_ssid *essid; - union oid_res_t r; - int rvalue; - - rvalue = mgt_get_request(priv, DOT11_OID_SSID, 0, NULL, &r); - essid = r.ptr; - - if (essid->length) { - dwrq->flags = 1; /* set ESSID to ON for Wireless Extensions */ - /* if it is too big, trunk it */ - dwrq->length = min((u8)IW_ESSID_MAX_SIZE, essid->length); - } else { - dwrq->flags = 0; - dwrq->length = 0; - } - essid->octets[dwrq->length] = '\0'; - memcpy(extra, essid->octets, dwrq->length); - kfree(essid); - - return rvalue; -} - -/* Provides no functionality, just completes the ioctl. In essence this is a - * just a cosmetic ioctl. - */ -static int -prism54_set_nick(struct net_device *ndev, struct iw_request_info *info, - struct iw_point *dwrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - - if (dwrq->length > IW_ESSID_MAX_SIZE) - return -E2BIG; - - down_write(&priv->mib_sem); - memset(priv->nickname, 0, sizeof (priv->nickname)); - memcpy(priv->nickname, extra, dwrq->length); - up_write(&priv->mib_sem); - - return 0; -} - -static int -prism54_get_nick(struct net_device *ndev, struct iw_request_info *info, - struct iw_point *dwrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - - dwrq->length = 0; - - down_read(&priv->mib_sem); - dwrq->length = strlen(priv->nickname); - memcpy(extra, priv->nickname, dwrq->length); - up_read(&priv->mib_sem); - - return 0; -} - -/* Set the allowed Bitrates */ - -static int -prism54_set_rate(struct net_device *ndev, - struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - - islpci_private *priv = netdev_priv(ndev); - u32 rate, profile; - char *data; - int ret, i; - union oid_res_t r; - - if (vwrq->value == -1) { - /* auto mode. No limit. */ - profile = 1; - return mgt_set_request(priv, DOT11_OID_PROFILES, 0, &profile); - } - - ret = mgt_get_request(priv, DOT11_OID_SUPPORTEDRATES, 0, NULL, &r); - if (ret) { - kfree(r.ptr); - return ret; - } - - rate = (u32) (vwrq->value / 500000); - data = r.ptr; - i = 0; - - while (data[i]) { - if (rate && (data[i] == rate)) { - break; - } - if (vwrq->value == i) { - break; - } - data[i] |= 0x80; - i++; - } - - if (!data[i]) { - kfree(r.ptr); - return -EINVAL; - } - - data[i] |= 0x80; - data[i + 1] = 0; - - /* Now, check if we want a fixed or auto value */ - if (vwrq->fixed) { - data[0] = data[i]; - data[1] = 0; - } - -/* - i = 0; - printk("prism54 rate: "); - while(data[i]) { - printk("%u ", data[i]); - i++; - } - printk("0\n"); -*/ - profile = -1; - ret = mgt_set_request(priv, DOT11_OID_PROFILES, 0, &profile); - ret |= mgt_set_request(priv, DOT11_OID_EXTENDEDRATES, 0, data); - ret |= mgt_set_request(priv, DOT11_OID_RATES, 0, data); - - kfree(r.ptr); - - return ret; -} - -/* Get the current bit rate */ -static int -prism54_get_rate(struct net_device *ndev, - struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - int rvalue; - char *data; - union oid_res_t r; - - /* Get the current bit rate */ - if ((rvalue = mgt_get_request(priv, GEN_OID_LINKSTATE, 0, NULL, &r))) - return rvalue; - vwrq->value = r.u * 500000; - - /* request the device for the enabled rates */ - rvalue = mgt_get_request(priv, DOT11_OID_RATES, 0, NULL, &r); - if (rvalue) { - kfree(r.ptr); - return rvalue; - } - data = r.ptr; - vwrq->fixed = (data[0] != 0) && (data[1] == 0); - kfree(r.ptr); - - return 0; -} - -static int -prism54_set_rts(struct net_device *ndev, struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - - return mgt_set_request(priv, DOT11_OID_RTSTHRESH, 0, &vwrq->value); -} - -static int -prism54_get_rts(struct net_device *ndev, struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - union oid_res_t r; - int rvalue; - - /* get the rts threshold */ - rvalue = mgt_get_request(priv, DOT11_OID_RTSTHRESH, 0, NULL, &r); - vwrq->value = r.u; - - return rvalue; -} - -static int -prism54_set_frag(struct net_device *ndev, struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - - return mgt_set_request(priv, DOT11_OID_FRAGTHRESH, 0, &vwrq->value); -} - -static int -prism54_get_frag(struct net_device *ndev, struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - union oid_res_t r; - int rvalue; - - rvalue = mgt_get_request(priv, DOT11_OID_FRAGTHRESH, 0, NULL, &r); - vwrq->value = r.u; - - return rvalue; -} - -/* Here we have (min,max) = max retries for (small frames, big frames). Where - * big frame <=> bigger than the rts threshold - * small frame <=> smaller than the rts threshold - * This is not really the behavior expected by the wireless tool but it seems - * to be a common behavior in other drivers. - */ - -static int -prism54_set_retry(struct net_device *ndev, struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - u32 slimit = 0, llimit = 0; /* short and long limit */ - u32 lifetime = 0; - int rvalue = 0; - - if (vwrq->disabled) - /* we cannot disable this feature */ - return -EINVAL; - - if (vwrq->flags & IW_RETRY_LIMIT) { - if (vwrq->flags & IW_RETRY_SHORT) - slimit = vwrq->value; - else if (vwrq->flags & IW_RETRY_LONG) - llimit = vwrq->value; - else { - /* we are asked to set both */ - slimit = vwrq->value; - llimit = vwrq->value; - } - } - if (vwrq->flags & IW_RETRY_LIFETIME) - /* Wireless tools use us unit while the device uses 1024 us unit */ - lifetime = vwrq->value / 1024; - - /* now set what is requested */ - if (slimit) - rvalue = - mgt_set_request(priv, DOT11_OID_SHORTRETRIES, 0, &slimit); - if (llimit) - rvalue |= - mgt_set_request(priv, DOT11_OID_LONGRETRIES, 0, &llimit); - if (lifetime) - rvalue |= - mgt_set_request(priv, DOT11_OID_MAXTXLIFETIME, 0, - &lifetime); - return rvalue; -} - -static int -prism54_get_retry(struct net_device *ndev, struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - union oid_res_t r; - int rvalue = 0; - vwrq->disabled = 0; /* It cannot be disabled */ - - if ((vwrq->flags & IW_RETRY_TYPE) == IW_RETRY_LIFETIME) { - /* we are asked for the life time */ - rvalue = - mgt_get_request(priv, DOT11_OID_MAXTXLIFETIME, 0, NULL, &r); - vwrq->value = r.u * 1024; - vwrq->flags = IW_RETRY_LIFETIME; - } else if ((vwrq->flags & IW_RETRY_LONG)) { - /* we are asked for the long retry limit */ - rvalue |= - mgt_get_request(priv, DOT11_OID_LONGRETRIES, 0, NULL, &r); - vwrq->value = r.u; - vwrq->flags = IW_RETRY_LIMIT | IW_RETRY_LONG; - } else { - /* default. get the short retry limit */ - rvalue |= - mgt_get_request(priv, DOT11_OID_SHORTRETRIES, 0, NULL, &r); - vwrq->value = r.u; - vwrq->flags = IW_RETRY_LIMIT | IW_RETRY_SHORT; - } - - return rvalue; -} - -static int -prism54_set_encode(struct net_device *ndev, struct iw_request_info *info, - struct iw_point *dwrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - int rvalue = 0, force = 0; - int authen = DOT11_AUTH_OS, invoke = 0, exunencrypt = 0; - union oid_res_t r; - - /* with the new API, it's impossible to get a NULL pointer. - * New version of iwconfig set the IW_ENCODE_NOKEY flag - * when no key is given, but older versions don't. */ - - if (dwrq->length > 0) { - /* we have a key to set */ - int index = (dwrq->flags & IW_ENCODE_INDEX) - 1; - int current_index; - struct obj_key key = { DOT11_PRIV_WEP, 0, "" }; - - /* get the current key index */ - rvalue = mgt_get_request(priv, DOT11_OID_DEFKEYID, 0, NULL, &r); - current_index = r.u; - /* Verify that the key is not marked as invalid */ - if (!(dwrq->flags & IW_ENCODE_NOKEY)) { - if (dwrq->length > KEY_SIZE_TKIP) { - /* User-provided key data too big */ - return -EINVAL; - } - if (dwrq->length > KEY_SIZE_WEP104) { - /* WPA-PSK TKIP */ - key.type = DOT11_PRIV_TKIP; - key.length = KEY_SIZE_TKIP; - } else if (dwrq->length > KEY_SIZE_WEP40) { - /* WEP 104/128 */ - key.length = KEY_SIZE_WEP104; - } else { - /* WEP 40/64 */ - key.length = KEY_SIZE_WEP40; - } - memset(key.key, 0, sizeof (key.key)); - memcpy(key.key, extra, dwrq->length); - - if ((index < 0) || (index > 3)) - /* no index provided use the current one */ - index = current_index; - - /* now send the key to the card */ - rvalue |= - mgt_set_request(priv, DOT11_OID_DEFKEYX, index, - &key); - } - /* - * If a valid key is set, encryption should be enabled - * (user may turn it off later). - * This is also how "iwconfig ethX key on" works - */ - if ((index == current_index) && (key.length > 0)) - force = 1; - } else { - int index = (dwrq->flags & IW_ENCODE_INDEX) - 1; - if ((index >= 0) && (index <= 3)) { - /* we want to set the key index */ - rvalue |= - mgt_set_request(priv, DOT11_OID_DEFKEYID, 0, - &index); - } else { - if (!(dwrq->flags & IW_ENCODE_MODE)) { - /* we cannot do anything. Complain. */ - return -EINVAL; - } - } - } - /* now read the flags */ - if (dwrq->flags & IW_ENCODE_DISABLED) { - /* Encoding disabled, - * authen = DOT11_AUTH_OS; - * invoke = 0; - * exunencrypt = 0; */ - } - if (dwrq->flags & IW_ENCODE_OPEN) - /* Encode but accept non-encoded packets. No auth */ - invoke = 1; - if ((dwrq->flags & IW_ENCODE_RESTRICTED) || force) { - /* Refuse non-encoded packets. Auth */ - authen = DOT11_AUTH_BOTH; - invoke = 1; - exunencrypt = 1; - } - /* do the change if requested */ - if ((dwrq->flags & IW_ENCODE_MODE) || force) { - rvalue |= - mgt_set_request(priv, DOT11_OID_AUTHENABLE, 0, &authen); - rvalue |= - mgt_set_request(priv, DOT11_OID_PRIVACYINVOKED, 0, &invoke); - rvalue |= - mgt_set_request(priv, DOT11_OID_EXUNENCRYPTED, 0, - &exunencrypt); - } - return rvalue; -} - -static int -prism54_get_encode(struct net_device *ndev, struct iw_request_info *info, - struct iw_point *dwrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - struct obj_key *key; - u32 devindex, index = (dwrq->flags & IW_ENCODE_INDEX) - 1; - u32 authen = 0, invoke = 0, exunencrypt = 0; - int rvalue; - union oid_res_t r; - - /* first get the flags */ - rvalue = mgt_get_request(priv, DOT11_OID_AUTHENABLE, 0, NULL, &r); - authen = r.u; - rvalue |= mgt_get_request(priv, DOT11_OID_PRIVACYINVOKED, 0, NULL, &r); - invoke = r.u; - rvalue |= mgt_get_request(priv, DOT11_OID_EXUNENCRYPTED, 0, NULL, &r); - exunencrypt = r.u; - - if (invoke && (authen == DOT11_AUTH_BOTH) && exunencrypt) - dwrq->flags = IW_ENCODE_RESTRICTED; - else if ((authen == DOT11_AUTH_OS) && !exunencrypt) { - if (invoke) - dwrq->flags = IW_ENCODE_OPEN; - else - dwrq->flags = IW_ENCODE_DISABLED; - } else - /* The card should not work in this state */ - dwrq->flags = 0; - - /* get the current device key index */ - rvalue |= mgt_get_request(priv, DOT11_OID_DEFKEYID, 0, NULL, &r); - devindex = r.u; - /* Now get the key, return it */ - if (index == -1 || index > 3) - /* no index provided, use the current one */ - index = devindex; - rvalue |= mgt_get_request(priv, DOT11_OID_DEFKEYX, index, NULL, &r); - key = r.ptr; - dwrq->length = key->length; - memcpy(extra, key->key, dwrq->length); - kfree(key); - /* return the used key index */ - dwrq->flags |= devindex + 1; - - return rvalue; -} - -static int -prism54_get_txpower(struct net_device *ndev, struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - union oid_res_t r; - int rvalue; - - rvalue = mgt_get_request(priv, OID_INL_OUTPUTPOWER, 0, NULL, &r); - /* intersil firmware operates in 0.25 dBm (1/4 dBm) */ - vwrq->value = (s32) r.u / 4; - vwrq->fixed = 1; - /* radio is not turned of - * btw: how is possible to turn off only the radio - */ - vwrq->disabled = 0; - - return rvalue; -} - -static int -prism54_set_txpower(struct net_device *ndev, struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - s32 u = vwrq->value; - - /* intersil firmware operates in 0.25 dBm (1/4) */ - u *= 4; - if (vwrq->disabled) { - /* don't know how to disable radio */ - printk(KERN_DEBUG - "%s: %s() disabling radio is not yet supported.\n", - priv->ndev->name, __func__); - return -ENOTSUPP; - } else if (vwrq->fixed) - /* currently only fixed value is supported */ - return mgt_set_request(priv, OID_INL_OUTPUTPOWER, 0, &u); - else { - printk(KERN_DEBUG - "%s: %s() auto power will be implemented later.\n", - priv->ndev->name, __func__); - return -ENOTSUPP; - } -} - -static int prism54_set_genie(struct net_device *ndev, - struct iw_request_info *info, - struct iw_point *data, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - int alen, ret = 0; - struct obj_attachment *attach; - - if (data->length > MAX_WPA_IE_LEN || - (data->length && extra == NULL)) - return -EINVAL; - - memcpy(priv->wpa_ie, extra, data->length); - priv->wpa_ie_len = data->length; - - alen = sizeof(*attach) + priv->wpa_ie_len; - attach = kzalloc(alen, GFP_KERNEL); - if (attach == NULL) - return -ENOMEM; - -#define WLAN_FC_TYPE_MGMT 0 -#define WLAN_FC_STYPE_ASSOC_REQ 0 -#define WLAN_FC_STYPE_REASSOC_REQ 2 - - /* Note: endianness is covered by mgt_set_varlen */ - attach->type = (WLAN_FC_TYPE_MGMT << 2) | - (WLAN_FC_STYPE_ASSOC_REQ << 4); - attach->id = -1; - attach->size = priv->wpa_ie_len; - memcpy(attach->data, extra, priv->wpa_ie_len); - - ret = mgt_set_varlen(priv, DOT11_OID_ATTACHMENT, attach, - priv->wpa_ie_len); - if (ret == 0) { - attach->type = (WLAN_FC_TYPE_MGMT << 2) | - (WLAN_FC_STYPE_REASSOC_REQ << 4); - - ret = mgt_set_varlen(priv, DOT11_OID_ATTACHMENT, attach, - priv->wpa_ie_len); - if (ret == 0) - printk(KERN_DEBUG "%s: WPA IE Attachment was set\n", - ndev->name); - } - - kfree(attach); - return ret; -} - - -static int prism54_get_genie(struct net_device *ndev, - struct iw_request_info *info, - struct iw_point *data, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - int len = priv->wpa_ie_len; - - if (len <= 0) { - data->length = 0; - return 0; - } - - if (data->length < len) - return -E2BIG; - - data->length = len; - memcpy(extra, priv->wpa_ie, len); - - return 0; -} - -static int prism54_set_auth(struct net_device *ndev, - struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - struct iw_param *param = &wrqu->param; - u32 mlmelevel = 0, authen = 0, dot1x = 0; - u32 exunencrypt = 0, privinvoked = 0, wpa = 0; - u32 old_wpa; - int ret = 0; - union oid_res_t r; - - if (islpci_get_state(priv) < PRV_STATE_INIT) - return 0; - - /* first get the flags */ - down_write(&priv->mib_sem); - wpa = old_wpa = priv->wpa; - up_write(&priv->mib_sem); - ret = mgt_get_request(priv, DOT11_OID_AUTHENABLE, 0, NULL, &r); - authen = r.u; - ret = mgt_get_request(priv, DOT11_OID_PRIVACYINVOKED, 0, NULL, &r); - privinvoked = r.u; - ret = mgt_get_request(priv, DOT11_OID_EXUNENCRYPTED, 0, NULL, &r); - exunencrypt = r.u; - ret = mgt_get_request(priv, DOT11_OID_DOT1XENABLE, 0, NULL, &r); - dot1x = r.u; - ret = mgt_get_request(priv, DOT11_OID_MLMEAUTOLEVEL, 0, NULL, &r); - mlmelevel = r.u; - - if (ret < 0) - goto out; - - switch (param->flags & IW_AUTH_INDEX) { - case IW_AUTH_CIPHER_PAIRWISE: - case IW_AUTH_CIPHER_GROUP: - case IW_AUTH_KEY_MGMT: - break; - - case IW_AUTH_WPA_ENABLED: - /* Do the same thing as IW_AUTH_WPA_VERSION */ - if (param->value) { - wpa = 1; - privinvoked = 1; /* For privacy invoked */ - exunencrypt = 1; /* Filter out all unencrypted frames */ - dot1x = 0x01; /* To enable eap filter */ - mlmelevel = DOT11_MLME_EXTENDED; - authen = DOT11_AUTH_OS; /* Only WEP uses _SK and _BOTH */ - } else { - wpa = 0; - privinvoked = 0; - exunencrypt = 0; /* Do not filter un-encrypted data */ - dot1x = 0; - mlmelevel = DOT11_MLME_AUTO; - } - break; - - case IW_AUTH_WPA_VERSION: - if (param->value & IW_AUTH_WPA_VERSION_DISABLED) { - wpa = 0; - privinvoked = 0; - exunencrypt = 0; /* Do not filter un-encrypted data */ - dot1x = 0; - mlmelevel = DOT11_MLME_AUTO; - } else { - if (param->value & IW_AUTH_WPA_VERSION_WPA) - wpa = 1; - else if (param->value & IW_AUTH_WPA_VERSION_WPA2) - wpa = 2; - privinvoked = 1; /* For privacy invoked */ - exunencrypt = 1; /* Filter out all unencrypted frames */ - dot1x = 0x01; /* To enable eap filter */ - mlmelevel = DOT11_MLME_EXTENDED; - authen = DOT11_AUTH_OS; /* Only WEP uses _SK and _BOTH */ - } - break; - - case IW_AUTH_RX_UNENCRYPTED_EAPOL: - /* dot1x should be the opposite of RX_UNENCRYPTED_EAPOL; - * turn off dot1x when allowing receipt of unencrypted EAPOL - * frames, turn on dot1x when receipt should be disallowed - */ - dot1x = param->value ? 0 : 0x01; - break; - - case IW_AUTH_PRIVACY_INVOKED: - privinvoked = param->value ? 1 : 0; - break; - - case IW_AUTH_DROP_UNENCRYPTED: - exunencrypt = param->value ? 1 : 0; - break; - - case IW_AUTH_80211_AUTH_ALG: - if (param->value & IW_AUTH_ALG_SHARED_KEY) { - /* Only WEP uses _SK and _BOTH */ - if (wpa > 0) { - ret = -EINVAL; - goto out; - } - authen = DOT11_AUTH_SK; - } else if (param->value & IW_AUTH_ALG_OPEN_SYSTEM) { - authen = DOT11_AUTH_OS; - } else { - ret = -EINVAL; - goto out; - } - break; - - default: - return -EOPNOTSUPP; - } - - /* Set all the values */ - down_write(&priv->mib_sem); - priv->wpa = wpa; - up_write(&priv->mib_sem); - mgt_set_request(priv, DOT11_OID_AUTHENABLE, 0, &authen); - mgt_set_request(priv, DOT11_OID_PRIVACYINVOKED, 0, &privinvoked); - mgt_set_request(priv, DOT11_OID_EXUNENCRYPTED, 0, &exunencrypt); - mgt_set_request(priv, DOT11_OID_DOT1XENABLE, 0, &dot1x); - mgt_set_request(priv, DOT11_OID_MLMEAUTOLEVEL, 0, &mlmelevel); - -out: - return ret; -} - -static int prism54_get_auth(struct net_device *ndev, - struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - struct iw_param *param = &wrqu->param; - u32 wpa = 0; - int ret = 0; - union oid_res_t r; - - if (islpci_get_state(priv) < PRV_STATE_INIT) - return 0; - - /* first get the flags */ - down_write(&priv->mib_sem); - wpa = priv->wpa; - up_write(&priv->mib_sem); - - switch (param->flags & IW_AUTH_INDEX) { - case IW_AUTH_CIPHER_PAIRWISE: - case IW_AUTH_CIPHER_GROUP: - case IW_AUTH_KEY_MGMT: - /* - * wpa_supplicant will control these internally - */ - ret = -EOPNOTSUPP; - break; - - case IW_AUTH_WPA_VERSION: - switch (wpa) { - case 1: - param->value = IW_AUTH_WPA_VERSION_WPA; - break; - case 2: - param->value = IW_AUTH_WPA_VERSION_WPA2; - break; - case 0: - default: - param->value = IW_AUTH_WPA_VERSION_DISABLED; - break; - } - break; - - case IW_AUTH_DROP_UNENCRYPTED: - ret = mgt_get_request(priv, DOT11_OID_EXUNENCRYPTED, 0, NULL, &r); - if (ret >= 0) - param->value = r.u > 0 ? 1 : 0; - break; - - case IW_AUTH_80211_AUTH_ALG: - ret = mgt_get_request(priv, DOT11_OID_AUTHENABLE, 0, NULL, &r); - if (ret >= 0) { - switch (r.u) { - case DOT11_AUTH_OS: - param->value = IW_AUTH_ALG_OPEN_SYSTEM; - break; - case DOT11_AUTH_BOTH: - case DOT11_AUTH_SK: - param->value = IW_AUTH_ALG_SHARED_KEY; - break; - case DOT11_AUTH_NONE: - default: - param->value = 0; - break; - } - } - break; - - case IW_AUTH_WPA_ENABLED: - param->value = wpa > 0 ? 1 : 0; - break; - - case IW_AUTH_RX_UNENCRYPTED_EAPOL: - ret = mgt_get_request(priv, DOT11_OID_DOT1XENABLE, 0, NULL, &r); - if (ret >= 0) - param->value = r.u > 0 ? 1 : 0; - break; - - case IW_AUTH_PRIVACY_INVOKED: - ret = mgt_get_request(priv, DOT11_OID_PRIVACYINVOKED, 0, NULL, &r); - if (ret >= 0) - param->value = r.u > 0 ? 1 : 0; - break; - - default: - return -EOPNOTSUPP; - } - return ret; -} - -static int prism54_set_encodeext(struct net_device *ndev, - struct iw_request_info *info, - union iwreq_data *wrqu, - char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - struct iw_point *encoding = &wrqu->encoding; - struct iw_encode_ext *ext = (struct iw_encode_ext *)extra; - int idx, alg = ext->alg, set_key = 1; - union oid_res_t r; - int authen = DOT11_AUTH_OS, invoke = 0, exunencrypt = 0; - int ret = 0; - - if (islpci_get_state(priv) < PRV_STATE_INIT) - return 0; - - /* Determine and validate the key index */ - idx = (encoding->flags & IW_ENCODE_INDEX) - 1; - if (idx) { - if (idx < 0 || idx > 3) - return -EINVAL; - } else { - ret = mgt_get_request(priv, DOT11_OID_DEFKEYID, 0, NULL, &r); - if (ret < 0) - goto out; - idx = r.u; - } - - if (encoding->flags & IW_ENCODE_DISABLED) - alg = IW_ENCODE_ALG_NONE; - - if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) { - /* Only set transmit key index here, actual - * key is set below if needed. - */ - ret = mgt_set_request(priv, DOT11_OID_DEFKEYID, 0, &idx); - set_key = ext->key_len > 0 ? 1 : 0; - } - - if (set_key) { - struct obj_key key = { DOT11_PRIV_WEP, 0, "" }; - switch (alg) { - case IW_ENCODE_ALG_NONE: - break; - case IW_ENCODE_ALG_WEP: - if (ext->key_len > KEY_SIZE_WEP104) { - ret = -EINVAL; - goto out; - } - if (ext->key_len > KEY_SIZE_WEP40) - key.length = KEY_SIZE_WEP104; - else - key.length = KEY_SIZE_WEP40; - break; - case IW_ENCODE_ALG_TKIP: - if (ext->key_len > KEY_SIZE_TKIP) { - ret = -EINVAL; - goto out; - } - key.type = DOT11_PRIV_TKIP; - key.length = KEY_SIZE_TKIP; - break; - default: - return -EINVAL; - } - - if (key.length) { - memset(key.key, 0, sizeof(key.key)); - memcpy(key.key, ext->key, ext->key_len); - ret = mgt_set_request(priv, DOT11_OID_DEFKEYX, idx, - &key); - if (ret < 0) - goto out; - } - } - - /* Read the flags */ - if (encoding->flags & IW_ENCODE_DISABLED) { - /* Encoding disabled, - * authen = DOT11_AUTH_OS; - * invoke = 0; - * exunencrypt = 0; */ - } - if (encoding->flags & IW_ENCODE_OPEN) { - /* Encode but accept non-encoded packets. No auth */ - invoke = 1; - } - if (encoding->flags & IW_ENCODE_RESTRICTED) { - /* Refuse non-encoded packets. Auth */ - authen = DOT11_AUTH_BOTH; - invoke = 1; - exunencrypt = 1; - } - - /* do the change if requested */ - if (encoding->flags & IW_ENCODE_MODE) { - ret = mgt_set_request(priv, DOT11_OID_AUTHENABLE, 0, - &authen); - ret = mgt_set_request(priv, DOT11_OID_PRIVACYINVOKED, 0, - &invoke); - ret = mgt_set_request(priv, DOT11_OID_EXUNENCRYPTED, 0, - &exunencrypt); - } - -out: - return ret; -} - - -static int prism54_get_encodeext(struct net_device *ndev, - struct iw_request_info *info, - union iwreq_data *wrqu, - char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - struct iw_point *encoding = &wrqu->encoding; - struct iw_encode_ext *ext = (struct iw_encode_ext *)extra; - int idx, max_key_len; - union oid_res_t r; - int authen = DOT11_AUTH_OS, invoke = 0, exunencrypt = 0, wpa = 0; - int ret = 0; - - if (islpci_get_state(priv) < PRV_STATE_INIT) - return 0; - - /* first get the flags */ - ret = mgt_get_request(priv, DOT11_OID_AUTHENABLE, 0, NULL, &r); - authen = r.u; - ret = mgt_get_request(priv, DOT11_OID_PRIVACYINVOKED, 0, NULL, &r); - invoke = r.u; - ret = mgt_get_request(priv, DOT11_OID_EXUNENCRYPTED, 0, NULL, &r); - exunencrypt = r.u; - if (ret < 0) - goto out; - - max_key_len = encoding->length - sizeof(*ext); - if (max_key_len < 0) - return -EINVAL; - - idx = (encoding->flags & IW_ENCODE_INDEX) - 1; - if (idx) { - if (idx < 0 || idx > 3) - return -EINVAL; - } else { - ret = mgt_get_request(priv, DOT11_OID_DEFKEYID, 0, NULL, &r); - if (ret < 0) - goto out; - idx = r.u; - } - - encoding->flags = idx + 1; - memset(ext, 0, sizeof(*ext)); - - switch (authen) { - case DOT11_AUTH_BOTH: - case DOT11_AUTH_SK: - wrqu->encoding.flags |= IW_ENCODE_RESTRICTED; - case DOT11_AUTH_OS: - default: - wrqu->encoding.flags |= IW_ENCODE_OPEN; - break; - } - - down_write(&priv->mib_sem); - wpa = priv->wpa; - up_write(&priv->mib_sem); - - if (authen == DOT11_AUTH_OS && !exunencrypt && !invoke && !wpa) { - /* No encryption */ - ext->alg = IW_ENCODE_ALG_NONE; - ext->key_len = 0; - wrqu->encoding.flags |= IW_ENCODE_DISABLED; - } else { - struct obj_key *key; - - ret = mgt_get_request(priv, DOT11_OID_DEFKEYX, idx, NULL, &r); - if (ret < 0) - goto out; - key = r.ptr; - if (max_key_len < key->length) { - ret = -E2BIG; - goto out; - } - memcpy(ext->key, key->key, key->length); - ext->key_len = key->length; - - switch (key->type) { - case DOT11_PRIV_TKIP: - ext->alg = IW_ENCODE_ALG_TKIP; - break; - default: - case DOT11_PRIV_WEP: - ext->alg = IW_ENCODE_ALG_WEP; - break; - } - wrqu->encoding.flags |= IW_ENCODE_ENABLED; - } - -out: - return ret; -} - - -static int -prism54_reset(struct net_device *ndev, struct iw_request_info *info, - __u32 * uwrq, char *extra) -{ - islpci_reset(netdev_priv(ndev), 0); - - return 0; -} - -static int -prism54_get_oid(struct net_device *ndev, struct iw_request_info *info, - struct iw_point *dwrq, char *extra) -{ - union oid_res_t r; - int rvalue; - enum oid_num_t n = dwrq->flags; - - rvalue = mgt_get_request(netdev_priv(ndev), n, 0, NULL, &r); - dwrq->length = mgt_response_to_str(n, &r, extra); - if ((isl_oid[n].flags & OID_FLAG_TYPE) != OID_TYPE_U32) - kfree(r.ptr); - return rvalue; -} - -static int -prism54_set_u32(struct net_device *ndev, struct iw_request_info *info, - __u32 * uwrq, char *extra) -{ - u32 oid = uwrq[0], u = uwrq[1]; - - return mgt_set_request(netdev_priv(ndev), oid, 0, &u); -} - -static int -prism54_set_raw(struct net_device *ndev, struct iw_request_info *info, - struct iw_point *dwrq, char *extra) -{ - u32 oid = dwrq->flags; - - return mgt_set_request(netdev_priv(ndev), oid, 0, extra); -} - -void -prism54_acl_init(struct islpci_acl *acl) -{ - mutex_init(&acl->lock); - INIT_LIST_HEAD(&acl->mac_list); - acl->size = 0; - acl->policy = MAC_POLICY_OPEN; -} - -static void -prism54_clear_mac(struct islpci_acl *acl) -{ - struct list_head *ptr, *next; - struct mac_entry *entry; - - mutex_lock(&acl->lock); - - if (acl->size == 0) { - mutex_unlock(&acl->lock); - return; - } - - for (ptr = acl->mac_list.next, next = ptr->next; - ptr != &acl->mac_list; ptr = next, next = ptr->next) { - entry = list_entry(ptr, struct mac_entry, _list); - list_del(ptr); - kfree(entry); - } - acl->size = 0; - mutex_unlock(&acl->lock); -} - -void -prism54_acl_clean(struct islpci_acl *acl) -{ - prism54_clear_mac(acl); -} - -static int -prism54_add_mac(struct net_device *ndev, struct iw_request_info *info, - struct sockaddr *awrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - struct islpci_acl *acl = &priv->acl; - struct mac_entry *entry; - struct sockaddr *addr = (struct sockaddr *) extra; - - if (addr->sa_family != ARPHRD_ETHER) - return -EOPNOTSUPP; - - entry = kmalloc(sizeof (struct mac_entry), GFP_KERNEL); - if (entry == NULL) - return -ENOMEM; - - memcpy(entry->addr, addr->sa_data, ETH_ALEN); - - if (mutex_lock_interruptible(&acl->lock)) { - kfree(entry); - return -ERESTARTSYS; - } - list_add_tail(&entry->_list, &acl->mac_list); - acl->size++; - mutex_unlock(&acl->lock); - - return 0; -} - -static int -prism54_del_mac(struct net_device *ndev, struct iw_request_info *info, - struct sockaddr *awrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - struct islpci_acl *acl = &priv->acl; - struct mac_entry *entry; - struct sockaddr *addr = (struct sockaddr *) extra; - - if (addr->sa_family != ARPHRD_ETHER) - return -EOPNOTSUPP; - - if (mutex_lock_interruptible(&acl->lock)) - return -ERESTARTSYS; - list_for_each_entry(entry, &acl->mac_list, _list) { - if (ether_addr_equal(entry->addr, addr->sa_data)) { - list_del(&entry->_list); - acl->size--; - kfree(entry); - mutex_unlock(&acl->lock); - return 0; - } - } - mutex_unlock(&acl->lock); - return -EINVAL; -} - -static int -prism54_get_mac(struct net_device *ndev, struct iw_request_info *info, - struct iw_point *dwrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - struct islpci_acl *acl = &priv->acl; - struct mac_entry *entry; - struct sockaddr *dst = (struct sockaddr *) extra; - - dwrq->length = 0; - - if (mutex_lock_interruptible(&acl->lock)) - return -ERESTARTSYS; - - list_for_each_entry(entry, &acl->mac_list, _list) { - memcpy(dst->sa_data, entry->addr, ETH_ALEN); - dst->sa_family = ARPHRD_ETHER; - dwrq->length++; - dst++; - } - mutex_unlock(&acl->lock); - return 0; -} - -/* Setting policy also clears the MAC acl, even if we don't change the default - * policy - */ - -static int -prism54_set_policy(struct net_device *ndev, struct iw_request_info *info, - __u32 * uwrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - struct islpci_acl *acl = &priv->acl; - u32 mlmeautolevel; - - prism54_clear_mac(acl); - - if ((*uwrq < MAC_POLICY_OPEN) || (*uwrq > MAC_POLICY_REJECT)) - return -EINVAL; - - down_write(&priv->mib_sem); - - acl->policy = *uwrq; - - /* the ACL code needs an intermediate mlmeautolevel */ - if ((priv->iw_mode == IW_MODE_MASTER) && - (acl->policy != MAC_POLICY_OPEN)) - mlmeautolevel = DOT11_MLME_INTERMEDIATE; - else - mlmeautolevel = CARD_DEFAULT_MLME_MODE; - if (priv->wpa) - mlmeautolevel = DOT11_MLME_EXTENDED; - mgt_set(priv, DOT11_OID_MLMEAUTOLEVEL, &mlmeautolevel); - /* restart the card with our new policy */ - if (mgt_commit(priv)) { - up_write(&priv->mib_sem); - return -EIO; - } - up_write(&priv->mib_sem); - - return 0; -} - -static int -prism54_get_policy(struct net_device *ndev, struct iw_request_info *info, - __u32 * uwrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - struct islpci_acl *acl = &priv->acl; - - *uwrq = acl->policy; - - return 0; -} - -/* Return 1 only if client should be accepted. */ - -static int -prism54_mac_accept(struct islpci_acl *acl, char *mac) -{ - struct mac_entry *entry; - int res = 0; - - if (mutex_lock_interruptible(&acl->lock)) - return -ERESTARTSYS; - - if (acl->policy == MAC_POLICY_OPEN) { - mutex_unlock(&acl->lock); - return 1; - } - - list_for_each_entry(entry, &acl->mac_list, _list) { - if (memcmp(entry->addr, mac, ETH_ALEN) == 0) { - res = 1; - break; - } - } - res = (acl->policy == MAC_POLICY_ACCEPT) ? !res : res; - mutex_unlock(&acl->lock); - - return res; -} - -static int -prism54_kick_all(struct net_device *ndev, struct iw_request_info *info, - struct iw_point *dwrq, char *extra) -{ - struct obj_mlme *mlme; - int rvalue; - - mlme = kmalloc(sizeof (struct obj_mlme), GFP_KERNEL); - if (mlme == NULL) - return -ENOMEM; - - /* Tell the card to kick every client */ - mlme->id = 0; - rvalue = - mgt_set_request(netdev_priv(ndev), DOT11_OID_DISASSOCIATE, 0, mlme); - kfree(mlme); - - return rvalue; -} - -static int -prism54_kick_mac(struct net_device *ndev, struct iw_request_info *info, - struct sockaddr *awrq, char *extra) -{ - struct obj_mlme *mlme; - struct sockaddr *addr = (struct sockaddr *) extra; - int rvalue; - - if (addr->sa_family != ARPHRD_ETHER) - return -EOPNOTSUPP; - - mlme = kmalloc(sizeof (struct obj_mlme), GFP_KERNEL); - if (mlme == NULL) - return -ENOMEM; - - /* Tell the card to only kick the corresponding bastard */ - memcpy(mlme->address, addr->sa_data, ETH_ALEN); - mlme->id = -1; - rvalue = - mgt_set_request(netdev_priv(ndev), DOT11_OID_DISASSOCIATE, 0, mlme); - - kfree(mlme); - - return rvalue; -} - -/* Translate a TRAP oid into a wireless event. Called in islpci_mgt_receive. */ - -static void -format_event(islpci_private *priv, char *dest, const char *str, - const struct obj_mlme *mlme, u16 *length, int error) -{ - int n = snprintf(dest, IW_CUSTOM_MAX, - "%s %s %pM %s (%2.2X)", - str, - ((priv->iw_mode == IW_MODE_MASTER) ? "from" : "to"), - mlme->address, - (error ? (mlme->code ? " : REJECTED " : " : ACCEPTED ") - : ""), mlme->code); - BUG_ON(n > IW_CUSTOM_MAX); - *length = n; -} - -static void -send_formatted_event(islpci_private *priv, const char *str, - const struct obj_mlme *mlme, int error) -{ - union iwreq_data wrqu; - char *memptr; - - memptr = kmalloc(IW_CUSTOM_MAX, GFP_KERNEL); - if (!memptr) - return; - wrqu.data.pointer = memptr; - wrqu.data.length = 0; - format_event(priv, memptr, str, mlme, &wrqu.data.length, - error); - wireless_send_event(priv->ndev, IWEVCUSTOM, &wrqu, memptr); - kfree(memptr); -} - -static void -send_simple_event(islpci_private *priv, const char *str) -{ - union iwreq_data wrqu; - char *memptr; - int n = strlen(str); - - memptr = kmalloc(IW_CUSTOM_MAX, GFP_KERNEL); - if (!memptr) - return; - BUG_ON(n >= IW_CUSTOM_MAX); - wrqu.data.pointer = memptr; - wrqu.data.length = n; - strcpy(memptr, str); - wireless_send_event(priv->ndev, IWEVCUSTOM, &wrqu, memptr); - kfree(memptr); -} - -static void -link_changed(struct net_device *ndev, u32 bitrate) -{ - islpci_private *priv = netdev_priv(ndev); - - if (bitrate) { - netif_carrier_on(ndev); - if (priv->iw_mode == IW_MODE_INFRA) { - union iwreq_data uwrq; - prism54_get_wap(ndev, NULL, (struct sockaddr *) &uwrq, - NULL); - wireless_send_event(ndev, SIOCGIWAP, &uwrq, NULL); - } else - send_simple_event(netdev_priv(ndev), - "Link established"); - } else { - netif_carrier_off(ndev); - send_simple_event(netdev_priv(ndev), "Link lost"); - } -} - -/* Beacon/ProbeResp payload header */ -struct ieee80211_beacon_phdr { - u8 timestamp[8]; - u16 beacon_int; - u16 capab_info; -} __packed; - -#define WLAN_EID_GENERIC 0xdd -static u8 wpa_oid[4] = { 0x00, 0x50, 0xf2, 1 }; - -static void -prism54_wpa_bss_ie_add(islpci_private *priv, u8 *bssid, - u8 *wpa_ie, size_t wpa_ie_len) -{ - struct list_head *ptr; - struct islpci_bss_wpa_ie *bss = NULL; - - if (wpa_ie_len > MAX_WPA_IE_LEN) - wpa_ie_len = MAX_WPA_IE_LEN; - - mutex_lock(&priv->wpa_lock); - - /* try to use existing entry */ - list_for_each(ptr, &priv->bss_wpa_list) { - bss = list_entry(ptr, struct islpci_bss_wpa_ie, list); - if (memcmp(bss->bssid, bssid, ETH_ALEN) == 0) { - list_move(&bss->list, &priv->bss_wpa_list); - break; - } - bss = NULL; - } - - if (bss == NULL) { - /* add a new BSS entry; if max number of entries is already - * reached, replace the least recently updated */ - if (priv->num_bss_wpa >= MAX_BSS_WPA_IE_COUNT) { - bss = list_entry(priv->bss_wpa_list.prev, - struct islpci_bss_wpa_ie, list); - list_del(&bss->list); - } else { - bss = kzalloc(sizeof (*bss), GFP_ATOMIC); - if (bss != NULL) - priv->num_bss_wpa++; - } - if (bss != NULL) { - memcpy(bss->bssid, bssid, ETH_ALEN); - list_add(&bss->list, &priv->bss_wpa_list); - } - } - - if (bss != NULL) { - memcpy(bss->wpa_ie, wpa_ie, wpa_ie_len); - bss->wpa_ie_len = wpa_ie_len; - bss->last_update = jiffies; - } else { - printk(KERN_DEBUG "Failed to add BSS WPA entry for " - "%pM\n", bssid); - } - - /* expire old entries from WPA list */ - while (priv->num_bss_wpa > 0) { - bss = list_entry(priv->bss_wpa_list.prev, - struct islpci_bss_wpa_ie, list); - if (!time_after(jiffies, bss->last_update + 60 * HZ)) - break; - - list_del(&bss->list); - priv->num_bss_wpa--; - kfree(bss); - } - - mutex_unlock(&priv->wpa_lock); -} - -static size_t -prism54_wpa_bss_ie_get(islpci_private *priv, u8 *bssid, u8 *wpa_ie) -{ - struct list_head *ptr; - struct islpci_bss_wpa_ie *bss = NULL; - size_t len = 0; - - mutex_lock(&priv->wpa_lock); - - list_for_each(ptr, &priv->bss_wpa_list) { - bss = list_entry(ptr, struct islpci_bss_wpa_ie, list); - if (memcmp(bss->bssid, bssid, ETH_ALEN) == 0) - break; - bss = NULL; - } - if (bss) { - len = bss->wpa_ie_len; - memcpy(wpa_ie, bss->wpa_ie, len); - } - mutex_unlock(&priv->wpa_lock); - - return len; -} - -void -prism54_wpa_bss_ie_init(islpci_private *priv) -{ - INIT_LIST_HEAD(&priv->bss_wpa_list); - mutex_init(&priv->wpa_lock); -} - -void -prism54_wpa_bss_ie_clean(islpci_private *priv) -{ - struct islpci_bss_wpa_ie *bss, *n; - - list_for_each_entry_safe(bss, n, &priv->bss_wpa_list, list) { - kfree(bss); - } -} - -static void -prism54_process_bss_data(islpci_private *priv, u32 oid, u8 *addr, - u8 *payload, size_t len) -{ - struct ieee80211_beacon_phdr *hdr; - u8 *pos, *end; - - if (!priv->wpa) - return; - - hdr = (struct ieee80211_beacon_phdr *) payload; - pos = (u8 *) (hdr + 1); - end = payload + len; - while (pos < end) { - if (pos + 2 + pos[1] > end) { - printk(KERN_DEBUG "Parsing Beacon/ProbeResp failed " - "for %pM\n", addr); - return; - } - if (pos[0] == WLAN_EID_GENERIC && pos[1] >= 4 && - memcmp(pos + 2, wpa_oid, 4) == 0) { - prism54_wpa_bss_ie_add(priv, addr, pos, pos[1] + 2); - return; - } - pos += 2 + pos[1]; - } -} - -static void -handle_request(islpci_private *priv, struct obj_mlme *mlme, enum oid_num_t oid) -{ - if (((mlme->state == DOT11_STATE_AUTHING) || - (mlme->state == DOT11_STATE_ASSOCING)) - && mgt_mlme_answer(priv)) { - /* Someone is requesting auth and we must respond. Just send back - * the trap with error code set accordingly. - */ - mlme->code = prism54_mac_accept(&priv->acl, - mlme->address) ? 0 : 1; - mgt_set_request(priv, oid, 0, mlme); - } -} - -static int -prism54_process_trap_helper(islpci_private *priv, enum oid_num_t oid, - char *data) -{ - struct obj_mlme *mlme = (struct obj_mlme *) data; - struct obj_mlmeex *mlmeex = (struct obj_mlmeex *) data; - struct obj_mlmeex *confirm; - u8 wpa_ie[MAX_WPA_IE_LEN]; - int wpa_ie_len; - size_t len = 0; /* u16, better? */ - u8 *payload = NULL, *pos = NULL; - int ret; - - /* I think all trapable objects are listed here. - * Some oids have a EX version. The difference is that they are emitted - * in DOT11_MLME_EXTENDED mode (set with DOT11_OID_MLMEAUTOLEVEL) - * with more info. - * The few events already defined by the wireless tools are not really - * suited. We use the more flexible custom event facility. - */ - - if (oid >= DOT11_OID_BEACON) { - len = mlmeex->size; - payload = pos = mlmeex->data; - } - - /* I fear prism54_process_bss_data won't work with big endian data */ - if ((oid == DOT11_OID_BEACON) || (oid == DOT11_OID_PROBE)) - prism54_process_bss_data(priv, oid, mlmeex->address, - payload, len); - - mgt_le_to_cpu(isl_oid[oid].flags & OID_FLAG_TYPE, (void *) mlme); - - switch (oid) { - - case GEN_OID_LINKSTATE: - link_changed(priv->ndev, (u32) *data); - break; - - case DOT11_OID_MICFAILURE: - send_simple_event(priv, "Mic failure"); - break; - - case DOT11_OID_DEAUTHENTICATE: - send_formatted_event(priv, "DeAuthenticate request", mlme, 0); - break; - - case DOT11_OID_AUTHENTICATE: - handle_request(priv, mlme, oid); - send_formatted_event(priv, "Authenticate request", mlme, 1); - break; - - case DOT11_OID_DISASSOCIATE: - send_formatted_event(priv, "Disassociate request", mlme, 0); - break; - - case DOT11_OID_ASSOCIATE: - handle_request(priv, mlme, oid); - send_formatted_event(priv, "Associate request", mlme, 1); - break; - - case DOT11_OID_REASSOCIATE: - handle_request(priv, mlme, oid); - send_formatted_event(priv, "ReAssociate request", mlme, 1); - break; - - case DOT11_OID_BEACON: - send_formatted_event(priv, - "Received a beacon from an unknown AP", - mlme, 0); - break; - - case DOT11_OID_PROBE: - /* we received a probe from a client. */ - send_formatted_event(priv, "Received a probe from client", mlme, - 0); - break; - - /* Note : "mlme" is actually a "struct obj_mlmeex *" here, but this - * is backward compatible layout-wise with "struct obj_mlme". - */ - - case DOT11_OID_DEAUTHENTICATEEX: - send_formatted_event(priv, "DeAuthenticate request", mlme, 0); - break; - - case DOT11_OID_AUTHENTICATEEX: - handle_request(priv, mlme, oid); - send_formatted_event(priv, "Authenticate request (ex)", mlme, 1); - - if (priv->iw_mode != IW_MODE_MASTER - && mlmeex->state != DOT11_STATE_AUTHING) - break; - - confirm = kmalloc(sizeof(struct obj_mlmeex) + 6, GFP_ATOMIC); - - if (!confirm) - break; - - memcpy(&confirm->address, mlmeex->address, ETH_ALEN); - printk(KERN_DEBUG "Authenticate from: address:\t%pM\n", - mlmeex->address); - confirm->id = -1; /* or mlmeex->id ? */ - confirm->state = 0; /* not used */ - confirm->code = 0; - confirm->size = 6; - confirm->data[0] = 0x00; - confirm->data[1] = 0x00; - confirm->data[2] = 0x02; - confirm->data[3] = 0x00; - confirm->data[4] = 0x00; - confirm->data[5] = 0x00; - - ret = mgt_set_varlen(priv, DOT11_OID_ASSOCIATEEX, confirm, 6); - - kfree(confirm); - if (ret) - return ret; - break; - - case DOT11_OID_DISASSOCIATEEX: - send_formatted_event(priv, "Disassociate request (ex)", mlme, 0); - break; - - case DOT11_OID_ASSOCIATEEX: - handle_request(priv, mlme, oid); - send_formatted_event(priv, "Associate request (ex)", mlme, 1); - - if (priv->iw_mode != IW_MODE_MASTER - && mlmeex->state != DOT11_STATE_ASSOCING) - break; - - confirm = kmalloc(sizeof(struct obj_mlmeex), GFP_ATOMIC); - - if (!confirm) - break; - - memcpy(&confirm->address, mlmeex->address, ETH_ALEN); - - confirm->id = ((struct obj_mlmeex *)mlme)->id; - confirm->state = 0; /* not used */ - confirm->code = 0; - - wpa_ie_len = prism54_wpa_bss_ie_get(priv, mlmeex->address, wpa_ie); - - if (!wpa_ie_len) { - printk(KERN_DEBUG "No WPA IE found from address:\t%pM\n", - mlmeex->address); - kfree(confirm); - break; - } - - confirm->size = wpa_ie_len; - memcpy(&confirm->data, wpa_ie, wpa_ie_len); - - mgt_set_varlen(priv, oid, confirm, wpa_ie_len); - - kfree(confirm); - - break; - - case DOT11_OID_REASSOCIATEEX: - handle_request(priv, mlme, oid); - send_formatted_event(priv, "Reassociate request (ex)", mlme, 1); - - if (priv->iw_mode != IW_MODE_MASTER - && mlmeex->state != DOT11_STATE_ASSOCING) - break; - - confirm = kmalloc(sizeof(struct obj_mlmeex), GFP_ATOMIC); - - if (!confirm) - break; - - memcpy(&confirm->address, mlmeex->address, ETH_ALEN); - - confirm->id = mlmeex->id; - confirm->state = 0; /* not used */ - confirm->code = 0; - - wpa_ie_len = prism54_wpa_bss_ie_get(priv, mlmeex->address, wpa_ie); - - if (!wpa_ie_len) { - printk(KERN_DEBUG "No WPA IE found from address:\t%pM\n", - mlmeex->address); - kfree(confirm); - break; - } - - confirm->size = wpa_ie_len; - memcpy(&confirm->data, wpa_ie, wpa_ie_len); - - mgt_set_varlen(priv, oid, confirm, wpa_ie_len); - - kfree(confirm); - - break; - - default: - return -EINVAL; - } - - return 0; -} - -/* - * Process a device trap. This is called via schedule_work(), outside of - * interrupt context, no locks held. - */ -void -prism54_process_trap(struct work_struct *work) -{ - struct islpci_mgmtframe *frame = - container_of(work, struct islpci_mgmtframe, ws); - struct net_device *ndev = frame->ndev; - enum oid_num_t n = mgt_oidtonum(frame->header->oid); - - if (n != OID_NUM_LAST) - prism54_process_trap_helper(netdev_priv(ndev), n, frame->data); - islpci_mgt_release(frame); -} - -int -prism54_set_mac_address(struct net_device *ndev, void *addr) -{ - islpci_private *priv = netdev_priv(ndev); - int ret; - - if (ndev->addr_len != 6) - return -EINVAL; - ret = mgt_set_request(priv, GEN_OID_MACADDRESS, 0, - &((struct sockaddr *) addr)->sa_data); - if (!ret) - memcpy(priv->ndev->dev_addr, - &((struct sockaddr *) addr)->sa_data, ETH_ALEN); - - return ret; -} - -#define PRISM54_SET_WPA SIOCIWFIRSTPRIV+12 - -static int -prism54_set_wpa(struct net_device *ndev, struct iw_request_info *info, - __u32 * uwrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - u32 mlme, authen, dot1x, filter, wep; - - if (islpci_get_state(priv) < PRV_STATE_INIT) - return 0; - - wep = 1; /* For privacy invoked */ - filter = 1; /* Filter out all unencrypted frames */ - dot1x = 0x01; /* To enable eap filter */ - mlme = DOT11_MLME_EXTENDED; - authen = DOT11_AUTH_OS; /* Only WEP uses _SK and _BOTH */ - - down_write(&priv->mib_sem); - priv->wpa = *uwrq; - - switch (priv->wpa) { - default: - case 0: /* Clears/disables WPA and friends */ - wep = 0; - filter = 0; /* Do not filter un-encrypted data */ - dot1x = 0; - mlme = DOT11_MLME_AUTO; - printk("%s: Disabling WPA\n", ndev->name); - break; - case 2: - case 1: /* WPA */ - printk("%s: Enabling WPA\n", ndev->name); - break; - } - up_write(&priv->mib_sem); - - mgt_set_request(priv, DOT11_OID_AUTHENABLE, 0, &authen); - mgt_set_request(priv, DOT11_OID_PRIVACYINVOKED, 0, &wep); - mgt_set_request(priv, DOT11_OID_EXUNENCRYPTED, 0, &filter); - mgt_set_request(priv, DOT11_OID_DOT1XENABLE, 0, &dot1x); - mgt_set_request(priv, DOT11_OID_MLMEAUTOLEVEL, 0, &mlme); - - return 0; -} - -static int -prism54_get_wpa(struct net_device *ndev, struct iw_request_info *info, - __u32 * uwrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - *uwrq = priv->wpa; - return 0; -} - -static int -prism54_set_prismhdr(struct net_device *ndev, struct iw_request_info *info, - __u32 * uwrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - priv->monitor_type = - (*uwrq ? ARPHRD_IEEE80211_PRISM : ARPHRD_IEEE80211); - if (priv->iw_mode == IW_MODE_MONITOR) - priv->ndev->type = priv->monitor_type; - - return 0; -} - -static int -prism54_get_prismhdr(struct net_device *ndev, struct iw_request_info *info, - __u32 * uwrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - *uwrq = (priv->monitor_type == ARPHRD_IEEE80211_PRISM); - return 0; -} - -static int -prism54_debug_oid(struct net_device *ndev, struct iw_request_info *info, - __u32 * uwrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - - priv->priv_oid = *uwrq; - printk("%s: oid 0x%08X\n", ndev->name, *uwrq); - - return 0; -} - -static int -prism54_debug_get_oid(struct net_device *ndev, struct iw_request_info *info, - struct iw_point *data, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - struct islpci_mgmtframe *response; - int ret = -EIO; - - printk("%s: get_oid 0x%08X\n", ndev->name, priv->priv_oid); - data->length = 0; - - if (islpci_get_state(priv) >= PRV_STATE_INIT) { - ret = - islpci_mgt_transaction(priv->ndev, PIMFOR_OP_GET, - priv->priv_oid, extra, 256, - &response); - printk("%s: ret: %i\n", ndev->name, ret); - if (ret || !response - || response->header->operation == PIMFOR_OP_ERROR) { - if (response) { - islpci_mgt_release(response); - } - printk("%s: EIO\n", ndev->name); - ret = -EIO; - } - if (!ret) { - data->length = response->header->length; - memcpy(extra, response->data, data->length); - islpci_mgt_release(response); - printk("%s: len: %i\n", ndev->name, data->length); - } - } - - return ret; -} - -static int -prism54_debug_set_oid(struct net_device *ndev, struct iw_request_info *info, - struct iw_point *data, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - struct islpci_mgmtframe *response; - int ret = 0, response_op = PIMFOR_OP_ERROR; - - printk("%s: set_oid 0x%08X\tlen: %d\n", ndev->name, priv->priv_oid, - data->length); - - if (islpci_get_state(priv) >= PRV_STATE_INIT) { - ret = - islpci_mgt_transaction(priv->ndev, PIMFOR_OP_SET, - priv->priv_oid, extra, data->length, - &response); - printk("%s: ret: %i\n", ndev->name, ret); - if (ret || !response - || response->header->operation == PIMFOR_OP_ERROR) { - if (response) { - islpci_mgt_release(response); - } - printk("%s: EIO\n", ndev->name); - ret = -EIO; - } - if (!ret) { - response_op = response->header->operation; - printk("%s: response_op: %i\n", ndev->name, - response_op); - islpci_mgt_release(response); - } - } - - return (ret ? ret : -EINPROGRESS); -} - -static int -prism54_set_spy(struct net_device *ndev, - struct iw_request_info *info, - union iwreq_data *uwrq, char *extra) -{ - islpci_private *priv = netdev_priv(ndev); - u32 u; - enum oid_num_t oid = OID_INL_CONFIG; - - down_write(&priv->mib_sem); - mgt_get(priv, OID_INL_CONFIG, &u); - - if ((uwrq->data.length == 0) && (priv->spy_data.spy_number > 0)) - /* disable spy */ - u &= ~INL_CONFIG_RXANNEX; - else if ((uwrq->data.length > 0) && (priv->spy_data.spy_number == 0)) - /* enable spy */ - u |= INL_CONFIG_RXANNEX; - - mgt_set(priv, OID_INL_CONFIG, &u); - mgt_commit_list(priv, &oid, 1); - up_write(&priv->mib_sem); - - return iw_handler_set_spy(ndev, info, uwrq, extra); -} - -static const iw_handler prism54_handler[] = { - (iw_handler) prism54_commit, /* SIOCSIWCOMMIT */ - (iw_handler) prism54_get_name, /* SIOCGIWNAME */ - (iw_handler) NULL, /* SIOCSIWNWID */ - (iw_handler) NULL, /* SIOCGIWNWID */ - (iw_handler) prism54_set_freq, /* SIOCSIWFREQ */ - (iw_handler) prism54_get_freq, /* SIOCGIWFREQ */ - (iw_handler) prism54_set_mode, /* SIOCSIWMODE */ - (iw_handler) prism54_get_mode, /* SIOCGIWMODE */ - (iw_handler) prism54_set_sens, /* SIOCSIWSENS */ - (iw_handler) prism54_get_sens, /* SIOCGIWSENS */ - (iw_handler) NULL, /* SIOCSIWRANGE */ - (iw_handler) prism54_get_range, /* SIOCGIWRANGE */ - (iw_handler) NULL, /* SIOCSIWPRIV */ - (iw_handler) NULL, /* SIOCGIWPRIV */ - (iw_handler) NULL, /* SIOCSIWSTATS */ - (iw_handler) NULL, /* SIOCGIWSTATS */ - prism54_set_spy, /* SIOCSIWSPY */ - iw_handler_get_spy, /* SIOCGIWSPY */ - iw_handler_set_thrspy, /* SIOCSIWTHRSPY */ - iw_handler_get_thrspy, /* SIOCGIWTHRSPY */ - (iw_handler) prism54_set_wap, /* SIOCSIWAP */ - (iw_handler) prism54_get_wap, /* SIOCGIWAP */ - (iw_handler) NULL, /* -- hole -- */ - (iw_handler) NULL, /* SIOCGIWAPLIST deprecated */ - (iw_handler) prism54_set_scan, /* SIOCSIWSCAN */ - (iw_handler) prism54_get_scan, /* SIOCGIWSCAN */ - (iw_handler) prism54_set_essid, /* SIOCSIWESSID */ - (iw_handler) prism54_get_essid, /* SIOCGIWESSID */ - (iw_handler) prism54_set_nick, /* SIOCSIWNICKN */ - (iw_handler) prism54_get_nick, /* SIOCGIWNICKN */ - (iw_handler) NULL, /* -- hole -- */ - (iw_handler) NULL, /* -- hole -- */ - (iw_handler) prism54_set_rate, /* SIOCSIWRATE */ - (iw_handler) prism54_get_rate, /* SIOCGIWRATE */ - (iw_handler) prism54_set_rts, /* SIOCSIWRTS */ - (iw_handler) prism54_get_rts, /* SIOCGIWRTS */ - (iw_handler) prism54_set_frag, /* SIOCSIWFRAG */ - (iw_handler) prism54_get_frag, /* SIOCGIWFRAG */ - (iw_handler) prism54_set_txpower, /* SIOCSIWTXPOW */ - (iw_handler) prism54_get_txpower, /* SIOCGIWTXPOW */ - (iw_handler) prism54_set_retry, /* SIOCSIWRETRY */ - (iw_handler) prism54_get_retry, /* SIOCGIWRETRY */ - (iw_handler) prism54_set_encode, /* SIOCSIWENCODE */ - (iw_handler) prism54_get_encode, /* SIOCGIWENCODE */ - (iw_handler) NULL, /* SIOCSIWPOWER */ - (iw_handler) NULL, /* SIOCGIWPOWER */ - NULL, /* -- hole -- */ - NULL, /* -- hole -- */ - (iw_handler) prism54_set_genie, /* SIOCSIWGENIE */ - (iw_handler) prism54_get_genie, /* SIOCGIWGENIE */ - (iw_handler) prism54_set_auth, /* SIOCSIWAUTH */ - (iw_handler) prism54_get_auth, /* SIOCGIWAUTH */ - (iw_handler) prism54_set_encodeext, /* SIOCSIWENCODEEXT */ - (iw_handler) prism54_get_encodeext, /* SIOCGIWENCODEEXT */ - NULL, /* SIOCSIWPMKSA */ -}; - -/* The low order bit identify a SET (0) or a GET (1) ioctl. */ - -#define PRISM54_RESET SIOCIWFIRSTPRIV -#define PRISM54_GET_POLICY SIOCIWFIRSTPRIV+1 -#define PRISM54_SET_POLICY SIOCIWFIRSTPRIV+2 -#define PRISM54_GET_MAC SIOCIWFIRSTPRIV+3 -#define PRISM54_ADD_MAC SIOCIWFIRSTPRIV+4 - -#define PRISM54_DEL_MAC SIOCIWFIRSTPRIV+6 - -#define PRISM54_KICK_MAC SIOCIWFIRSTPRIV+8 - -#define PRISM54_KICK_ALL SIOCIWFIRSTPRIV+10 - -#define PRISM54_GET_WPA SIOCIWFIRSTPRIV+11 -#define PRISM54_SET_WPA SIOCIWFIRSTPRIV+12 - -#define PRISM54_DBG_OID SIOCIWFIRSTPRIV+14 -#define PRISM54_DBG_GET_OID SIOCIWFIRSTPRIV+15 -#define PRISM54_DBG_SET_OID SIOCIWFIRSTPRIV+16 - -#define PRISM54_GET_OID SIOCIWFIRSTPRIV+17 -#define PRISM54_SET_OID_U32 SIOCIWFIRSTPRIV+18 -#define PRISM54_SET_OID_STR SIOCIWFIRSTPRIV+20 -#define PRISM54_SET_OID_ADDR SIOCIWFIRSTPRIV+22 - -#define PRISM54_GET_PRISMHDR SIOCIWFIRSTPRIV+23 -#define PRISM54_SET_PRISMHDR SIOCIWFIRSTPRIV+24 - -#define IWPRIV_SET_U32(n,x) { n, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "s_"x } -#define IWPRIV_SET_SSID(n,x) { n, IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | 1, 0, "s_"x } -#define IWPRIV_SET_ADDR(n,x) { n, IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "s_"x } -#define IWPRIV_GET(n,x) { n, 0, IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | PRIV_STR_SIZE, "g_"x } - -#define IWPRIV_U32(n,x) IWPRIV_SET_U32(n,x), IWPRIV_GET(n,x) -#define IWPRIV_SSID(n,x) IWPRIV_SET_SSID(n,x), IWPRIV_GET(n,x) -#define IWPRIV_ADDR(n,x) IWPRIV_SET_ADDR(n,x), IWPRIV_GET(n,x) - -/* Note : limited to 128 private ioctls (wireless tools 26) */ - -static const struct iw_priv_args prism54_private_args[] = { -/*{ cmd, set_args, get_args, name } */ - {PRISM54_RESET, 0, 0, "reset"}, - {PRISM54_GET_PRISMHDR, 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, - "get_prismhdr"}, - {PRISM54_SET_PRISMHDR, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, - "set_prismhdr"}, - {PRISM54_GET_POLICY, 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, - "getPolicy"}, - {PRISM54_SET_POLICY, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, - "setPolicy"}, - {PRISM54_GET_MAC, 0, IW_PRIV_TYPE_ADDR | 64, "getMac"}, - {PRISM54_ADD_MAC, IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, - "addMac"}, - {PRISM54_DEL_MAC, IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, - "delMac"}, - {PRISM54_KICK_MAC, IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, - "kickMac"}, - {PRISM54_KICK_ALL, 0, 0, "kickAll"}, - {PRISM54_GET_WPA, 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, - "get_wpa"}, - {PRISM54_SET_WPA, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, - "set_wpa"}, - {PRISM54_DBG_OID, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, - "dbg_oid"}, - {PRISM54_DBG_GET_OID, 0, IW_PRIV_TYPE_BYTE | 256, "dbg_get_oid"}, - {PRISM54_DBG_SET_OID, IW_PRIV_TYPE_BYTE | 256, 0, "dbg_set_oid"}, - /* --- sub-ioctls handlers --- */ - {PRISM54_GET_OID, - 0, IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | PRIV_STR_SIZE, ""}, - {PRISM54_SET_OID_U32, - IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, ""}, - {PRISM54_SET_OID_STR, - IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | 1, 0, ""}, - {PRISM54_SET_OID_ADDR, - IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, ""}, - /* --- sub-ioctls definitions --- */ - IWPRIV_ADDR(GEN_OID_MACADDRESS, "addr"), - IWPRIV_GET(GEN_OID_LINKSTATE, "linkstate"), - IWPRIV_U32(DOT11_OID_BSSTYPE, "bsstype"), - IWPRIV_ADDR(DOT11_OID_BSSID, "bssid"), - IWPRIV_U32(DOT11_OID_STATE, "state"), - IWPRIV_U32(DOT11_OID_AID, "aid"), - - IWPRIV_SSID(DOT11_OID_SSIDOVERRIDE, "ssidoverride"), - - IWPRIV_U32(DOT11_OID_MEDIUMLIMIT, "medlimit"), - IWPRIV_U32(DOT11_OID_BEACONPERIOD, "beacon"), - IWPRIV_U32(DOT11_OID_DTIMPERIOD, "dtimperiod"), - - IWPRIV_U32(DOT11_OID_AUTHENABLE, "authenable"), - IWPRIV_U32(DOT11_OID_PRIVACYINVOKED, "privinvok"), - IWPRIV_U32(DOT11_OID_EXUNENCRYPTED, "exunencrypt"), - - IWPRIV_U32(DOT11_OID_REKEYTHRESHOLD, "rekeythresh"), - - IWPRIV_U32(DOT11_OID_MAXTXLIFETIME, "maxtxlife"), - IWPRIV_U32(DOT11_OID_MAXRXLIFETIME, "maxrxlife"), - IWPRIV_U32(DOT11_OID_ALOFT_FIXEDRATE, "fixedrate"), - IWPRIV_U32(DOT11_OID_MAXFRAMEBURST, "frameburst"), - IWPRIV_U32(DOT11_OID_PSM, "psm"), - - IWPRIV_U32(DOT11_OID_BRIDGELOCAL, "bridge"), - IWPRIV_U32(DOT11_OID_CLIENTS, "clients"), - IWPRIV_U32(DOT11_OID_CLIENTSASSOCIATED, "clientassoc"), - IWPRIV_U32(DOT11_OID_DOT1XENABLE, "dot1xenable"), - IWPRIV_U32(DOT11_OID_ANTENNARX, "rxant"), - IWPRIV_U32(DOT11_OID_ANTENNATX, "txant"), - IWPRIV_U32(DOT11_OID_ANTENNADIVERSITY, "antdivers"), - IWPRIV_U32(DOT11_OID_EDTHRESHOLD, "edthresh"), - IWPRIV_U32(DOT11_OID_PREAMBLESETTINGS, "preamble"), - IWPRIV_GET(DOT11_OID_RATES, "rates"), - IWPRIV_U32(DOT11_OID_OUTPUTPOWER, ".11outpower"), - IWPRIV_GET(DOT11_OID_SUPPORTEDRATES, "supprates"), - IWPRIV_GET(DOT11_OID_SUPPORTEDFREQUENCIES, "suppfreq"), - - IWPRIV_U32(DOT11_OID_NOISEFLOOR, "noisefloor"), - IWPRIV_GET(DOT11_OID_FREQUENCYACTIVITY, "freqactivity"), - IWPRIV_U32(DOT11_OID_NONERPPROTECTION, "nonerpprotec"), - IWPRIV_U32(DOT11_OID_PROFILES, "profile"), - IWPRIV_GET(DOT11_OID_EXTENDEDRATES, "extrates"), - IWPRIV_U32(DOT11_OID_MLMEAUTOLEVEL, "mlmelevel"), - - IWPRIV_GET(DOT11_OID_BSSS, "bsss"), - IWPRIV_GET(DOT11_OID_BSSLIST, "bsslist"), - IWPRIV_U32(OID_INL_MODE, "mode"), - IWPRIV_U32(OID_INL_CONFIG, "config"), - IWPRIV_U32(OID_INL_DOT11D_CONFORMANCE, ".11dconform"), - IWPRIV_GET(OID_INL_PHYCAPABILITIES, "phycapa"), - IWPRIV_U32(OID_INL_OUTPUTPOWER, "outpower"), -}; - -static const iw_handler prism54_private_handler[] = { - (iw_handler) prism54_reset, - (iw_handler) prism54_get_policy, - (iw_handler) prism54_set_policy, - (iw_handler) prism54_get_mac, - (iw_handler) prism54_add_mac, - (iw_handler) NULL, - (iw_handler) prism54_del_mac, - (iw_handler) NULL, - (iw_handler) prism54_kick_mac, - (iw_handler) NULL, - (iw_handler) prism54_kick_all, - (iw_handler) prism54_get_wpa, - (iw_handler) prism54_set_wpa, - (iw_handler) NULL, - (iw_handler) prism54_debug_oid, - (iw_handler) prism54_debug_get_oid, - (iw_handler) prism54_debug_set_oid, - (iw_handler) prism54_get_oid, - (iw_handler) prism54_set_u32, - (iw_handler) NULL, - (iw_handler) prism54_set_raw, - (iw_handler) NULL, - (iw_handler) prism54_set_raw, - (iw_handler) prism54_get_prismhdr, - (iw_handler) prism54_set_prismhdr, -}; - -const struct iw_handler_def prism54_handler_def = { - .num_standard = ARRAY_SIZE(prism54_handler), - .num_private = ARRAY_SIZE(prism54_private_handler), - .num_private_args = ARRAY_SIZE(prism54_private_args), - .standard = (iw_handler *) prism54_handler, - .private = (iw_handler *) prism54_private_handler, - .private_args = (struct iw_priv_args *) prism54_private_args, - .get_wireless_stats = prism54_get_wireless_stats, -}; diff --git a/drivers/net/wireless/prism54/isl_ioctl.h b/drivers/net/wireless/prism54/isl_ioctl.h deleted file mode 100644 index 842a2549facc..000000000000 --- a/drivers/net/wireless/prism54/isl_ioctl.h +++ /dev/null @@ -1,47 +0,0 @@ -/* - * Copyright (C) 2002 Intersil Americas Inc. - * (C) 2003 Aurelien Alleaume - * (C) 2003 Luis R. Rodriguez - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see . - * - */ - -#ifndef _ISL_IOCTL_H -#define _ISL_IOCTL_H - -#include "islpci_mgt.h" -#include "islpci_dev.h" - -#include /* New driver API */ - -#define SUPPORTED_WIRELESS_EXT 19 - -void prism54_mib_init(islpci_private *); - -struct iw_statistics *prism54_get_wireless_stats(struct net_device *); -void prism54_update_stats(struct work_struct *); - -void prism54_acl_init(struct islpci_acl *); -void prism54_acl_clean(struct islpci_acl *); - -void prism54_process_trap(struct work_struct *); - -void prism54_wpa_bss_ie_init(islpci_private *priv); -void prism54_wpa_bss_ie_clean(islpci_private *priv); - -int prism54_set_mac_address(struct net_device *, void *); - -extern const struct iw_handler_def prism54_handler_def; - -#endif /* _ISL_IOCTL_H */ diff --git a/drivers/net/wireless/prism54/isl_oid.h b/drivers/net/wireless/prism54/isl_oid.h deleted file mode 100644 index 83fec557997e..000000000000 --- a/drivers/net/wireless/prism54/isl_oid.h +++ /dev/null @@ -1,504 +0,0 @@ -/* - * Copyright (C) 2003 Herbert Valerio Riedel - * Copyright (C) 2004 Luis R. Rodriguez - * Copyright (C) 2004 Aurelien Alleaume - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see . - * - */ - -#if !defined(_ISL_OID_H) -#define _ISL_OID_H - -/* - * MIB related constant and structure definitions for communicating - * with the device firmware - */ - -struct obj_ssid { - u8 length; - char octets[33]; -} __packed; - -struct obj_key { - u8 type; /* dot11_priv_t */ - u8 length; - char key[32]; -} __packed; - -struct obj_mlme { - u8 address[6]; - u16 id; - u16 state; - u16 code; -} __packed; - -struct obj_mlmeex { - u8 address[6]; - u16 id; - u16 state; - u16 code; - u16 size; - u8 data[0]; -} __packed; - -struct obj_buffer { - u32 size; - u32 addr; /* 32bit bus address */ -} __packed; - -struct obj_bss { - u8 address[6]; - int:16; /* padding */ - - char state; - char reserved; - short age; - - char quality; - char rssi; - - struct obj_ssid ssid; - short channel; - char beacon_period; - char dtim_period; - short capinfo; - short rates; - short basic_rates; - int:16; /* padding */ -} __packed; - -struct obj_bsslist { - u32 nr; - struct obj_bss bsslist[0]; -} __packed; - -struct obj_frequencies { - u16 nr; - u16 mhz[0]; -} __packed; - -struct obj_attachment { - char type; - char reserved; - short id; - short size; - char data[0]; -} __packed; - -/* - * in case everything's ok, the inlined function below will be - * optimized away by the compiler... - */ -static inline void -__bug_on_wrong_struct_sizes(void) -{ - BUILD_BUG_ON(sizeof (struct obj_ssid) != 34); - BUILD_BUG_ON(sizeof (struct obj_key) != 34); - BUILD_BUG_ON(sizeof (struct obj_mlme) != 12); - BUILD_BUG_ON(sizeof (struct obj_mlmeex) != 14); - BUILD_BUG_ON(sizeof (struct obj_buffer) != 8); - BUILD_BUG_ON(sizeof (struct obj_bss) != 60); - BUILD_BUG_ON(sizeof (struct obj_bsslist) != 4); - BUILD_BUG_ON(sizeof (struct obj_frequencies) != 2); -} - -enum dot11_state_t { - DOT11_STATE_NONE = 0, - DOT11_STATE_AUTHING = 1, - DOT11_STATE_AUTH = 2, - DOT11_STATE_ASSOCING = 3, - - DOT11_STATE_ASSOC = 5, - DOT11_STATE_IBSS = 6, - DOT11_STATE_WDS = 7 -}; - -enum dot11_bsstype_t { - DOT11_BSSTYPE_NONE = 0, - DOT11_BSSTYPE_INFRA = 1, - DOT11_BSSTYPE_IBSS = 2, - DOT11_BSSTYPE_ANY = 3 -}; - -enum dot11_auth_t { - DOT11_AUTH_NONE = 0, - DOT11_AUTH_OS = 1, - DOT11_AUTH_SK = 2, - DOT11_AUTH_BOTH = 3 -}; - -enum dot11_mlme_t { - DOT11_MLME_AUTO = 0, - DOT11_MLME_INTERMEDIATE = 1, - DOT11_MLME_EXTENDED = 2 -}; - -enum dot11_priv_t { - DOT11_PRIV_WEP = 0, - DOT11_PRIV_TKIP = 1 -}; - -/* Prism "Nitro" / Frameburst / "Packet Frame Grouping" - * Value is in microseconds. Represents the # microseconds - * the firmware will take to group frames before sending out then out - * together with a CSMA contention. Without this all frames are - * sent with a CSMA contention. - * Bibliography: - * http://www.hpl.hp.com/personal/Jean_Tourrilhes/Papers/Packet.Frame.Grouping.html - */ -enum dot11_maxframeburst_t { - /* Values for DOT11_OID_MAXFRAMEBURST */ - DOT11_MAXFRAMEBURST_OFF = 0, /* Card firmware default */ - DOT11_MAXFRAMEBURST_MIXED_SAFE = 650, /* 802.11 a,b,g safe */ - DOT11_MAXFRAMEBURST_IDEAL = 1300, /* Theoretical ideal level */ - DOT11_MAXFRAMEBURST_MAX = 5000, /* Use this as max, - * Note: firmware allows for greater values. This is a - * recommended max. I'll update this as I find - * out what the real MAX is. Also note that you don't necessarily - * get better results with a greater value here. - */ -}; - -/* Support for 802.11 long and short frame preambles. - * Long preamble uses 128-bit sync field, 8-bit CRC - * Short preamble uses 56-bit sync field, 16-bit CRC - * - * 802.11a -- not sure, both optionally ? - * 802.11b supports long and optionally short - * 802.11g supports both */ -enum dot11_preamblesettings_t { - DOT11_PREAMBLESETTING_LONG = 0, - /* Allows *only* long 802.11 preambles */ - DOT11_PREAMBLESETTING_SHORT = 1, - /* Allows *only* short 802.11 preambles */ - DOT11_PREAMBLESETTING_DYNAMIC = 2 - /* AutomatiGically set */ -}; - -/* Support for 802.11 slot timing (time between packets). - * - * Long uses 802.11a slot timing (9 usec ?) - * Short uses 802.11b slot timing (20 use ?) */ -enum dot11_slotsettings_t { - DOT11_SLOTSETTINGS_LONG = 0, - /* Allows *only* long 802.11b slot timing */ - DOT11_SLOTSETTINGS_SHORT = 1, - /* Allows *only* long 802.11a slot timing */ - DOT11_SLOTSETTINGS_DYNAMIC = 2 - /* AutomatiGically set */ -}; - -/* All you need to know, ERP is "Extended Rate PHY". - * An Extended Rate PHY (ERP) STA or AP shall support three different - * preamble and header formats: - * Long preamble (refer to above) - * Short preamble (refer to above) - * OFDM preamble ( ? ) - * - * I'm assuming here Protection tells the AP - * to be careful, a STA which cannot handle the long pre-amble - * has joined. - */ -enum do11_nonerpstatus_t { - DOT11_ERPSTAT_NONEPRESENT = 0, - DOT11_ERPSTAT_USEPROTECTION = 1 -}; - -/* (ERP is "Extended Rate PHY") Way to read NONERP is NON-ERP-* - * The key here is DOT11 NON ERP NEVER protects against - * NON ERP STA's. You *don't* want this unless - * you know what you are doing. It means you will only - * get Extended Rate capabilities */ -enum dot11_nonerpprotection_t { - DOT11_NONERP_NEVER = 0, - DOT11_NONERP_ALWAYS = 1, - DOT11_NONERP_DYNAMIC = 2 -}; - -/* Preset OID configuration for 802.11 modes - * Note: DOT11_OID_CW[MIN|MAX] hold the values of the - * DCS MIN|MAX backoff used */ -enum dot11_profile_t { /* And set/allowed values */ - /* Allowed values for DOT11_OID_PROFILES */ - DOT11_PROFILE_B_ONLY = 0, - /* DOT11_OID_RATES: 1, 2, 5.5, 11Mbps - * DOT11_OID_PREAMBLESETTINGS: DOT11_PREAMBLESETTING_DYNAMIC - * DOT11_OID_CWMIN: 31 - * DOT11_OID_NONEPROTECTION: DOT11_NOERP_DYNAMIC - * DOT11_OID_SLOTSETTINGS: DOT11_SLOTSETTINGS_LONG - */ - DOT11_PROFILE_MIXED_G_WIFI = 1, - /* DOT11_OID_RATES: 1, 2, 5.5, 11, 6, 9, 12, 18, 24, 36, 48, 54Mbs - * DOT11_OID_PREAMBLESETTINGS: DOT11_PREAMBLESETTING_DYNAMIC - * DOT11_OID_CWMIN: 15 - * DOT11_OID_NONEPROTECTION: DOT11_NOERP_DYNAMIC - * DOT11_OID_SLOTSETTINGS: DOT11_SLOTSETTINGS_DYNAMIC - */ - DOT11_PROFILE_MIXED_LONG = 2, /* "Long range" */ - /* Same as Profile MIXED_G_WIFI */ - DOT11_PROFILE_G_ONLY = 3, - /* Same as Profile MIXED_G_WIFI */ - DOT11_PROFILE_TEST = 4, - /* Same as Profile MIXED_G_WIFI except: - * DOT11_OID_PREAMBLESETTINGS: DOT11_PREAMBLESETTING_SHORT - * DOT11_OID_NONEPROTECTION: DOT11_NOERP_NEVER - * DOT11_OID_SLOTSETTINGS: DOT11_SLOTSETTINGS_SHORT - */ - DOT11_PROFILE_B_WIFI = 5, - /* Same as Profile B_ONLY */ - DOT11_PROFILE_A_ONLY = 6, - /* Same as Profile MIXED_G_WIFI except: - * DOT11_OID_RATES: 6, 9, 12, 18, 24, 36, 48, 54Mbs - */ - DOT11_PROFILE_MIXED_SHORT = 7 - /* Same as MIXED_G_WIFI */ -}; - - -/* The dot11d conformance level configures the 802.11d conformance levels. - * The following conformance levels exist:*/ -enum oid_inl_conformance_t { - OID_INL_CONFORMANCE_NONE = 0, /* Perform active scanning */ - OID_INL_CONFORMANCE_STRICT = 1, /* Strictly adhere to 802.11d */ - OID_INL_CONFORMANCE_FLEXIBLE = 2, /* Use passed 802.11d info to - * determine channel AND/OR just make assumption that active - * channels are valid channels */ -}; - -enum oid_inl_mode_t { - INL_MODE_NONE = -1, - INL_MODE_PROMISCUOUS = 0, - INL_MODE_CLIENT = 1, - INL_MODE_AP = 2, - INL_MODE_SNIFFER = 3 -}; - -enum oid_inl_config_t { - INL_CONFIG_NOTHING = 0x00, - INL_CONFIG_MANUALRUN = 0x01, - INL_CONFIG_FRAMETRAP = 0x02, - INL_CONFIG_RXANNEX = 0x04, - INL_CONFIG_TXANNEX = 0x08, - INL_CONFIG_WDS = 0x10 -}; - -enum oid_inl_phycap_t { - INL_PHYCAP_2400MHZ = 1, - INL_PHYCAP_5000MHZ = 2, - INL_PHYCAP_FAA = 0x80000000, /* Means card supports the FAA switch */ -}; - - -enum oid_num_t { - GEN_OID_MACADDRESS = 0, - GEN_OID_LINKSTATE, - GEN_OID_WATCHDOG, - GEN_OID_MIBOP, - GEN_OID_OPTIONS, - GEN_OID_LEDCONFIG, - - /* 802.11 */ - DOT11_OID_BSSTYPE, - DOT11_OID_BSSID, - DOT11_OID_SSID, - DOT11_OID_STATE, - DOT11_OID_AID, - DOT11_OID_COUNTRYSTRING, - DOT11_OID_SSIDOVERRIDE, - - DOT11_OID_MEDIUMLIMIT, - DOT11_OID_BEACONPERIOD, - DOT11_OID_DTIMPERIOD, - DOT11_OID_ATIMWINDOW, - DOT11_OID_LISTENINTERVAL, - DOT11_OID_CFPPERIOD, - DOT11_OID_CFPDURATION, - - DOT11_OID_AUTHENABLE, - DOT11_OID_PRIVACYINVOKED, - DOT11_OID_EXUNENCRYPTED, - DOT11_OID_DEFKEYID, - DOT11_OID_DEFKEYX, /* DOT11_OID_DEFKEY1,...DOT11_OID_DEFKEY4 */ - DOT11_OID_STAKEY, - DOT11_OID_REKEYTHRESHOLD, - DOT11_OID_STASC, - - DOT11_OID_PRIVTXREJECTED, - DOT11_OID_PRIVRXPLAIN, - DOT11_OID_PRIVRXFAILED, - DOT11_OID_PRIVRXNOKEY, - - DOT11_OID_RTSTHRESH, - DOT11_OID_FRAGTHRESH, - DOT11_OID_SHORTRETRIES, - DOT11_OID_LONGRETRIES, - DOT11_OID_MAXTXLIFETIME, - DOT11_OID_MAXRXLIFETIME, - DOT11_OID_AUTHRESPTIMEOUT, - DOT11_OID_ASSOCRESPTIMEOUT, - - DOT11_OID_ALOFT_TABLE, - DOT11_OID_ALOFT_CTRL_TABLE, - DOT11_OID_ALOFT_RETREAT, - DOT11_OID_ALOFT_PROGRESS, - DOT11_OID_ALOFT_FIXEDRATE, - DOT11_OID_ALOFT_RSSIGRAPH, - DOT11_OID_ALOFT_CONFIG, - - DOT11_OID_VDCFX, - DOT11_OID_MAXFRAMEBURST, - - DOT11_OID_PSM, - DOT11_OID_CAMTIMEOUT, - DOT11_OID_RECEIVEDTIMS, - DOT11_OID_ROAMPREFERENCE, - - DOT11_OID_BRIDGELOCAL, - DOT11_OID_CLIENTS, - DOT11_OID_CLIENTSASSOCIATED, - DOT11_OID_CLIENTX, /* DOT11_OID_CLIENTX,...DOT11_OID_CLIENT2007 */ - - DOT11_OID_CLIENTFIND, - DOT11_OID_WDSLINKADD, - DOT11_OID_WDSLINKREMOVE, - DOT11_OID_EAPAUTHSTA, - DOT11_OID_EAPUNAUTHSTA, - DOT11_OID_DOT1XENABLE, - DOT11_OID_MICFAILURE, - DOT11_OID_REKEYINDICATE, - - DOT11_OID_MPDUTXSUCCESSFUL, - DOT11_OID_MPDUTXONERETRY, - DOT11_OID_MPDUTXMULTIPLERETRIES, - DOT11_OID_MPDUTXFAILED, - DOT11_OID_MPDURXSUCCESSFUL, - DOT11_OID_MPDURXDUPS, - DOT11_OID_RTSSUCCESSFUL, - DOT11_OID_RTSFAILED, - DOT11_OID_ACKFAILED, - DOT11_OID_FRAMERECEIVES, - DOT11_OID_FRAMEERRORS, - DOT11_OID_FRAMEABORTS, - DOT11_OID_FRAMEABORTSPHY, - - DOT11_OID_SLOTTIME, - DOT11_OID_CWMIN, /* MIN DCS backoff */ - DOT11_OID_CWMAX, /* MAX DCS backoff */ - DOT11_OID_ACKWINDOW, - DOT11_OID_ANTENNARX, - DOT11_OID_ANTENNATX, - DOT11_OID_ANTENNADIVERSITY, - DOT11_OID_CHANNEL, - DOT11_OID_EDTHRESHOLD, - DOT11_OID_PREAMBLESETTINGS, - DOT11_OID_RATES, - DOT11_OID_CCAMODESUPPORTED, - DOT11_OID_CCAMODE, - DOT11_OID_RSSIVECTOR, - DOT11_OID_OUTPUTPOWERTABLE, - DOT11_OID_OUTPUTPOWER, - DOT11_OID_SUPPORTEDRATES, - DOT11_OID_FREQUENCY, - DOT11_OID_SUPPORTEDFREQUENCIES, - DOT11_OID_NOISEFLOOR, - DOT11_OID_FREQUENCYACTIVITY, - DOT11_OID_IQCALIBRATIONTABLE, - DOT11_OID_NONERPPROTECTION, - DOT11_OID_SLOTSETTINGS, - DOT11_OID_NONERPTIMEOUT, - DOT11_OID_PROFILES, - DOT11_OID_EXTENDEDRATES, - - DOT11_OID_DEAUTHENTICATE, - DOT11_OID_AUTHENTICATE, - DOT11_OID_DISASSOCIATE, - DOT11_OID_ASSOCIATE, - DOT11_OID_SCAN, - DOT11_OID_BEACON, - DOT11_OID_PROBE, - DOT11_OID_DEAUTHENTICATEEX, - DOT11_OID_AUTHENTICATEEX, - DOT11_OID_DISASSOCIATEEX, - DOT11_OID_ASSOCIATEEX, - DOT11_OID_REASSOCIATE, - DOT11_OID_REASSOCIATEEX, - - DOT11_OID_NONERPSTATUS, - - DOT11_OID_STATIMEOUT, - DOT11_OID_MLMEAUTOLEVEL, - DOT11_OID_BSSTIMEOUT, - DOT11_OID_ATTACHMENT, - DOT11_OID_PSMBUFFER, - - DOT11_OID_BSSS, - DOT11_OID_BSSX, /*DOT11_OID_BSS1,...,DOT11_OID_BSS64 */ - DOT11_OID_BSSFIND, - DOT11_OID_BSSLIST, - - OID_INL_TUNNEL, - OID_INL_MEMADDR, - OID_INL_MEMORY, - OID_INL_MODE, - OID_INL_COMPONENT_NR, - OID_INL_VERSION, - OID_INL_INTERFACE_ID, - OID_INL_COMPONENT_ID, - OID_INL_CONFIG, - OID_INL_DOT11D_CONFORMANCE, - OID_INL_PHYCAPABILITIES, - OID_INL_OUTPUTPOWER, - - OID_NUM_LAST -}; - -#define OID_FLAG_CACHED 0x80 -#define OID_FLAG_TYPE 0x7f - -#define OID_TYPE_U32 0x01 -#define OID_TYPE_SSID 0x02 -#define OID_TYPE_KEY 0x03 -#define OID_TYPE_BUFFER 0x04 -#define OID_TYPE_BSS 0x05 -#define OID_TYPE_BSSLIST 0x06 -#define OID_TYPE_FREQUENCIES 0x07 -#define OID_TYPE_MLME 0x08 -#define OID_TYPE_MLMEEX 0x09 -#define OID_TYPE_ADDR 0x0A -#define OID_TYPE_RAW 0x0B -#define OID_TYPE_ATTACH 0x0C - -/* OID_TYPE_MLMEEX is special because of a variable size field when sending. - * Not yet implemented (not used in driver anyway). - */ - -struct oid_t { - enum oid_num_t oid; - short range; /* to define a range of oid */ - short size; /* max size of the associated data */ - char flags; -}; - -union oid_res_t { - void *ptr; - u32 u; -}; - -#define IWMAX_BITRATES 20 -#define IWMAX_BSS 24 -#define IWMAX_FREQ 30 -#define PRIV_STR_SIZE 1024 - -#endif /* !defined(_ISL_OID_H) */ -/* EOF */ diff --git a/drivers/net/wireless/prism54/islpci_dev.c b/drivers/net/wireless/prism54/islpci_dev.c deleted file mode 100644 index 931cf440ff18..000000000000 --- a/drivers/net/wireless/prism54/islpci_dev.c +++ /dev/null @@ -1,963 +0,0 @@ -/* - * Copyright (C) 2002 Intersil Americas Inc. - * Copyright (C) 2003 Herbert Valerio Riedel - * Copyright (C) 2003 Luis R. Rodriguez - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see . - * - */ - -#include -#include -#include - -#include -#include -#include -#include -#include -#include -#include - -#include - -#include "prismcompat.h" -#include "isl_38xx.h" -#include "isl_ioctl.h" -#include "islpci_dev.h" -#include "islpci_mgt.h" -#include "islpci_eth.h" -#include "oid_mgt.h" - -#define ISL3877_IMAGE_FILE "isl3877" -#define ISL3886_IMAGE_FILE "isl3886" -#define ISL3890_IMAGE_FILE "isl3890" -MODULE_FIRMWARE(ISL3877_IMAGE_FILE); -MODULE_FIRMWARE(ISL3886_IMAGE_FILE); -MODULE_FIRMWARE(ISL3890_IMAGE_FILE); - -static int prism54_bring_down(islpci_private *); -static int islpci_alloc_memory(islpci_private *); - -/* Temporary dummy MAC address to use until firmware is loaded. - * The idea there is that some tools (such as nameif) may query - * the MAC address before the netdev is 'open'. By using a valid - * OUI prefix, they can process the netdev properly. - * Of course, this is not the final/real MAC address. It doesn't - * matter, as you are suppose to be able to change it anytime via - * ndev->set_mac_address. Jean II */ -static const unsigned char dummy_mac[6] = { 0x00, 0x30, 0xB4, 0x00, 0x00, 0x00 }; - -static int -isl_upload_firmware(islpci_private *priv) -{ - u32 reg, rc; - void __iomem *device_base = priv->device_base; - - /* clear the RAMBoot and the Reset bit */ - reg = readl(device_base + ISL38XX_CTRL_STAT_REG); - reg &= ~ISL38XX_CTRL_STAT_RESET; - reg &= ~ISL38XX_CTRL_STAT_RAMBOOT; - writel(reg, device_base + ISL38XX_CTRL_STAT_REG); - wmb(); - udelay(ISL38XX_WRITEIO_DELAY); - - /* set the Reset bit without reading the register ! */ - reg |= ISL38XX_CTRL_STAT_RESET; - writel(reg, device_base + ISL38XX_CTRL_STAT_REG); - wmb(); - udelay(ISL38XX_WRITEIO_DELAY); - - /* clear the Reset bit */ - reg &= ~ISL38XX_CTRL_STAT_RESET; - writel(reg, device_base + ISL38XX_CTRL_STAT_REG); - wmb(); - - /* wait a while for the device to reboot */ - mdelay(50); - - { - const struct firmware *fw_entry = NULL; - long fw_len; - const u32 *fw_ptr; - - rc = request_firmware(&fw_entry, priv->firmware, PRISM_FW_PDEV); - if (rc) { - printk(KERN_ERR - "%s: request_firmware() failed for '%s'\n", - "prism54", priv->firmware); - return rc; - } - /* prepare the Direct Memory Base register */ - reg = ISL38XX_DEV_FIRMWARE_ADDRES; - - fw_ptr = (u32 *) fw_entry->data; - fw_len = fw_entry->size; - - if (fw_len % 4) { - printk(KERN_ERR - "%s: firmware '%s' size is not multiple of 32bit, aborting!\n", - "prism54", priv->firmware); - release_firmware(fw_entry); - return -EILSEQ; /* Illegal byte sequence */; - } - - while (fw_len > 0) { - long _fw_len = - (fw_len > - ISL38XX_MEMORY_WINDOW_SIZE) ? - ISL38XX_MEMORY_WINDOW_SIZE : fw_len; - u32 __iomem *dev_fw_ptr = device_base + ISL38XX_DIRECT_MEM_WIN; - - /* set the card's base address for writing the data */ - isl38xx_w32_flush(device_base, reg, - ISL38XX_DIR_MEM_BASE_REG); - wmb(); /* be paranoid */ - - /* increment the write address for next iteration */ - reg += _fw_len; - fw_len -= _fw_len; - - /* write the data to the Direct Memory Window 32bit-wise */ - /* memcpy_toio() doesn't guarantee 32bit writes :-| */ - while (_fw_len > 0) { - /* use non-swapping writel() */ - __raw_writel(*fw_ptr, dev_fw_ptr); - fw_ptr++, dev_fw_ptr++; - _fw_len -= 4; - } - - /* flush PCI posting */ - (void) readl(device_base + ISL38XX_PCI_POSTING_FLUSH); - wmb(); /* be paranoid again */ - - BUG_ON(_fw_len != 0); - } - - BUG_ON(fw_len != 0); - - /* Firmware version is at offset 40 (also for "newmac") */ - printk(KERN_DEBUG "%s: firmware version: %.8s\n", - priv->ndev->name, fw_entry->data + 40); - - release_firmware(fw_entry); - } - - /* now reset the device - * clear the Reset & ClkRun bit, set the RAMBoot bit */ - reg = readl(device_base + ISL38XX_CTRL_STAT_REG); - reg &= ~ISL38XX_CTRL_STAT_CLKRUN; - reg &= ~ISL38XX_CTRL_STAT_RESET; - reg |= ISL38XX_CTRL_STAT_RAMBOOT; - isl38xx_w32_flush(device_base, reg, ISL38XX_CTRL_STAT_REG); - wmb(); - udelay(ISL38XX_WRITEIO_DELAY); - - /* set the reset bit latches the host override and RAMBoot bits - * into the device for operation when the reset bit is reset */ - reg |= ISL38XX_CTRL_STAT_RESET; - writel(reg, device_base + ISL38XX_CTRL_STAT_REG); - /* don't do flush PCI posting here! */ - wmb(); - udelay(ISL38XX_WRITEIO_DELAY); - - /* clear the reset bit should start the whole circus */ - reg &= ~ISL38XX_CTRL_STAT_RESET; - writel(reg, device_base + ISL38XX_CTRL_STAT_REG); - /* don't do flush PCI posting here! */ - wmb(); - udelay(ISL38XX_WRITEIO_DELAY); - - return 0; -} - -/****************************************************************************** - Device Interrupt Handler -******************************************************************************/ - -irqreturn_t -islpci_interrupt(int irq, void *config) -{ - u32 reg; - islpci_private *priv = config; - struct net_device *ndev = priv->ndev; - void __iomem *device = priv->device_base; - int powerstate = ISL38XX_PSM_POWERSAVE_STATE; - - /* lock the interrupt handler */ - spin_lock(&priv->slock); - - /* received an interrupt request on a shared IRQ line - * first check whether the device is in sleep mode */ - reg = readl(device + ISL38XX_CTRL_STAT_REG); - if (reg & ISL38XX_CTRL_STAT_SLEEPMODE) - /* device is in sleep mode, IRQ was generated by someone else */ - { -#if VERBOSE > SHOW_ERROR_MESSAGES - DEBUG(SHOW_TRACING, "Assuming someone else called the IRQ\n"); -#endif - spin_unlock(&priv->slock); - return IRQ_NONE; - } - - - /* check whether there is any source of interrupt on the device */ - reg = readl(device + ISL38XX_INT_IDENT_REG); - - /* also check the contents of the Interrupt Enable Register, because this - * will filter out interrupt sources from other devices on the same irq ! */ - reg &= readl(device + ISL38XX_INT_EN_REG); - reg &= ISL38XX_INT_SOURCES; - - if (reg != 0) { - if (islpci_get_state(priv) != PRV_STATE_SLEEP) - powerstate = ISL38XX_PSM_ACTIVE_STATE; - - /* reset the request bits in the Identification register */ - isl38xx_w32_flush(device, reg, ISL38XX_INT_ACK_REG); - -#if VERBOSE > SHOW_ERROR_MESSAGES - DEBUG(SHOW_FUNCTION_CALLS, - "IRQ: Identification register 0x%p 0x%x\n", device, reg); -#endif - - /* check for each bit in the register separately */ - if (reg & ISL38XX_INT_IDENT_UPDATE) { -#if VERBOSE > SHOW_ERROR_MESSAGES - /* Queue has been updated */ - DEBUG(SHOW_TRACING, "IRQ: Update flag\n"); - - DEBUG(SHOW_QUEUE_INDEXES, - "CB drv Qs: [%i][%i][%i][%i][%i][%i]\n", - le32_to_cpu(priv->control_block-> - driver_curr_frag[0]), - le32_to_cpu(priv->control_block-> - driver_curr_frag[1]), - le32_to_cpu(priv->control_block-> - driver_curr_frag[2]), - le32_to_cpu(priv->control_block-> - driver_curr_frag[3]), - le32_to_cpu(priv->control_block-> - driver_curr_frag[4]), - le32_to_cpu(priv->control_block-> - driver_curr_frag[5]) - ); - - DEBUG(SHOW_QUEUE_INDEXES, - "CB dev Qs: [%i][%i][%i][%i][%i][%i]\n", - le32_to_cpu(priv->control_block-> - device_curr_frag[0]), - le32_to_cpu(priv->control_block-> - device_curr_frag[1]), - le32_to_cpu(priv->control_block-> - device_curr_frag[2]), - le32_to_cpu(priv->control_block-> - device_curr_frag[3]), - le32_to_cpu(priv->control_block-> - device_curr_frag[4]), - le32_to_cpu(priv->control_block-> - device_curr_frag[5]) - ); -#endif - - /* cleanup the data low transmit queue */ - islpci_eth_cleanup_transmit(priv, priv->control_block); - - /* device is in active state, update the - * powerstate flag if necessary */ - powerstate = ISL38XX_PSM_ACTIVE_STATE; - - /* check all three queues in priority order - * call the PIMFOR receive function until the - * queue is empty */ - if (isl38xx_in_queue(priv->control_block, - ISL38XX_CB_RX_MGMTQ) != 0) { -#if VERBOSE > SHOW_ERROR_MESSAGES - DEBUG(SHOW_TRACING, - "Received frame in Management Queue\n"); -#endif - islpci_mgt_receive(ndev); - - islpci_mgt_cleanup_transmit(ndev); - - /* Refill slots in receive queue */ - islpci_mgmt_rx_fill(ndev); - - /* no need to trigger the device, next - islpci_mgt_transaction does it */ - } - - while (isl38xx_in_queue(priv->control_block, - ISL38XX_CB_RX_DATA_LQ) != 0) { -#if VERBOSE > SHOW_ERROR_MESSAGES - DEBUG(SHOW_TRACING, - "Received frame in Data Low Queue\n"); -#endif - islpci_eth_receive(priv); - } - - /* check whether the data transmit queues were full */ - if (priv->data_low_tx_full) { - /* check whether the transmit is not full anymore */ - if (ISL38XX_CB_TX_QSIZE - - isl38xx_in_queue(priv->control_block, - ISL38XX_CB_TX_DATA_LQ) >= - ISL38XX_MIN_QTHRESHOLD) { - /* nope, the driver is ready for more network frames */ - netif_wake_queue(priv->ndev); - - /* reset the full flag */ - priv->data_low_tx_full = 0; - } - } - } - - if (reg & ISL38XX_INT_IDENT_INIT) { - /* Device has been initialized */ -#if VERBOSE > SHOW_ERROR_MESSAGES - DEBUG(SHOW_TRACING, - "IRQ: Init flag, device initialized\n"); -#endif - wake_up(&priv->reset_done); - } - - if (reg & ISL38XX_INT_IDENT_SLEEP) { - /* Device intends to move to powersave state */ -#if VERBOSE > SHOW_ERROR_MESSAGES - DEBUG(SHOW_TRACING, "IRQ: Sleep flag\n"); -#endif - isl38xx_handle_sleep_request(priv->control_block, - &powerstate, - priv->device_base); - } - - if (reg & ISL38XX_INT_IDENT_WAKEUP) { - /* Device has been woken up to active state */ -#if VERBOSE > SHOW_ERROR_MESSAGES - DEBUG(SHOW_TRACING, "IRQ: Wakeup flag\n"); -#endif - - isl38xx_handle_wakeup(priv->control_block, - &powerstate, priv->device_base); - } - } else { -#if VERBOSE > SHOW_ERROR_MESSAGES - DEBUG(SHOW_TRACING, "Assuming someone else called the IRQ\n"); -#endif - spin_unlock(&priv->slock); - return IRQ_NONE; - } - - /* sleep -> ready */ - if (islpci_get_state(priv) == PRV_STATE_SLEEP - && powerstate == ISL38XX_PSM_ACTIVE_STATE) - islpci_set_state(priv, PRV_STATE_READY); - - /* !sleep -> sleep */ - if (islpci_get_state(priv) != PRV_STATE_SLEEP - && powerstate == ISL38XX_PSM_POWERSAVE_STATE) - islpci_set_state(priv, PRV_STATE_SLEEP); - - /* unlock the interrupt handler */ - spin_unlock(&priv->slock); - - return IRQ_HANDLED; -} - -/****************************************************************************** - Network Interface Control & Statistical functions -******************************************************************************/ -static int -islpci_open(struct net_device *ndev) -{ - u32 rc; - islpci_private *priv = netdev_priv(ndev); - - /* reset data structures, upload firmware and reset device */ - rc = islpci_reset(priv,1); - if (rc) { - prism54_bring_down(priv); - return rc; /* Returns informative message */ - } - - netif_start_queue(ndev); - - /* Turn off carrier if in STA or Ad-hoc mode. It will be turned on - * once the firmware receives a trap of being associated - * (GEN_OID_LINKSTATE). In other modes (AP or WDS or monitor) we - * should just leave the carrier on as its expected the firmware - * won't send us a trigger. */ - if (priv->iw_mode == IW_MODE_INFRA || priv->iw_mode == IW_MODE_ADHOC) - netif_carrier_off(ndev); - else - netif_carrier_on(ndev); - - return 0; -} - -static int -islpci_close(struct net_device *ndev) -{ - islpci_private *priv = netdev_priv(ndev); - - printk(KERN_DEBUG "%s: islpci_close ()\n", ndev->name); - - netif_stop_queue(ndev); - - return prism54_bring_down(priv); -} - -static int -prism54_bring_down(islpci_private *priv) -{ - void __iomem *device_base = priv->device_base; - u32 reg; - /* we are going to shutdown the device */ - islpci_set_state(priv, PRV_STATE_PREBOOT); - - /* disable all device interrupts in case they weren't */ - isl38xx_disable_interrupts(priv->device_base); - - /* For safety reasons, we may want to ensure that no DMA transfer is - * currently in progress by emptying the TX and RX queues. */ - - /* wait until interrupts have finished executing on other CPUs */ - synchronize_irq(priv->pdev->irq); - - reg = readl(device_base + ISL38XX_CTRL_STAT_REG); - reg &= ~(ISL38XX_CTRL_STAT_RESET | ISL38XX_CTRL_STAT_RAMBOOT); - writel(reg, device_base + ISL38XX_CTRL_STAT_REG); - wmb(); - udelay(ISL38XX_WRITEIO_DELAY); - - reg |= ISL38XX_CTRL_STAT_RESET; - writel(reg, device_base + ISL38XX_CTRL_STAT_REG); - wmb(); - udelay(ISL38XX_WRITEIO_DELAY); - - /* clear the Reset bit */ - reg &= ~ISL38XX_CTRL_STAT_RESET; - writel(reg, device_base + ISL38XX_CTRL_STAT_REG); - wmb(); - - /* wait a while for the device to reset */ - schedule_timeout_uninterruptible(msecs_to_jiffies(50)); - - return 0; -} - -static int -islpci_upload_fw(islpci_private *priv) -{ - islpci_state_t old_state; - u32 rc; - - old_state = islpci_set_state(priv, PRV_STATE_BOOT); - - printk(KERN_DEBUG "%s: uploading firmware...\n", priv->ndev->name); - - rc = isl_upload_firmware(priv); - if (rc) { - /* error uploading the firmware */ - printk(KERN_ERR "%s: could not upload firmware ('%s')\n", - priv->ndev->name, priv->firmware); - - islpci_set_state(priv, old_state); - return rc; - } - - printk(KERN_DEBUG "%s: firmware upload complete\n", - priv->ndev->name); - - islpci_set_state(priv, PRV_STATE_POSTBOOT); - - return 0; -} - -static int -islpci_reset_if(islpci_private *priv) -{ - long remaining; - int result = -ETIME; - int count; - - DEFINE_WAIT(wait); - prepare_to_wait(&priv->reset_done, &wait, TASK_UNINTERRUPTIBLE); - - /* now the last step is to reset the interface */ - isl38xx_interface_reset(priv->device_base, priv->device_host_address); - islpci_set_state(priv, PRV_STATE_PREINIT); - - for(count = 0; count < 2 && result; count++) { - /* The software reset acknowledge needs about 220 msec here. - * Be conservative and wait for up to one second. */ - - remaining = schedule_timeout_uninterruptible(HZ); - - if(remaining > 0) { - result = 0; - break; - } - - /* If we're here it's because our IRQ hasn't yet gone through. - * Retry a bit more... - */ - printk(KERN_ERR "%s: no 'reset complete' IRQ seen - retrying\n", - priv->ndev->name); - } - - finish_wait(&priv->reset_done, &wait); - - if (result) { - printk(KERN_ERR "%s: interface reset failure\n", priv->ndev->name); - return result; - } - - islpci_set_state(priv, PRV_STATE_INIT); - - /* Now that the device is 100% up, let's allow - * for the other interrupts -- - * NOTE: this is not *yet* true since we've only allowed the - * INIT interrupt on the IRQ line. We can perhaps poll - * the IRQ line until we know for sure the reset went through */ - isl38xx_enable_common_interrupts(priv->device_base); - - down_write(&priv->mib_sem); - result = mgt_commit(priv); - if (result) { - printk(KERN_ERR "%s: interface reset failure\n", priv->ndev->name); - up_write(&priv->mib_sem); - return result; - } - up_write(&priv->mib_sem); - - islpci_set_state(priv, PRV_STATE_READY); - - printk(KERN_DEBUG "%s: interface reset complete\n", priv->ndev->name); - return 0; -} - -int -islpci_reset(islpci_private *priv, int reload_firmware) -{ - isl38xx_control_block *cb = /* volatile not needed */ - (isl38xx_control_block *) priv->control_block; - unsigned counter; - int rc; - - if (reload_firmware) - islpci_set_state(priv, PRV_STATE_PREBOOT); - else - islpci_set_state(priv, PRV_STATE_POSTBOOT); - - printk(KERN_DEBUG "%s: resetting device...\n", priv->ndev->name); - - /* disable all device interrupts in case they weren't */ - isl38xx_disable_interrupts(priv->device_base); - - /* flush all management queues */ - priv->index_mgmt_tx = 0; - priv->index_mgmt_rx = 0; - - /* clear the indexes in the frame pointer */ - for (counter = 0; counter < ISL38XX_CB_QCOUNT; counter++) { - cb->driver_curr_frag[counter] = cpu_to_le32(0); - cb->device_curr_frag[counter] = cpu_to_le32(0); - } - - /* reset the mgmt receive queue */ - for (counter = 0; counter < ISL38XX_CB_MGMT_QSIZE; counter++) { - isl38xx_fragment *frag = &cb->rx_data_mgmt[counter]; - frag->size = cpu_to_le16(MGMT_FRAME_SIZE); - frag->flags = 0; - frag->address = cpu_to_le32(priv->mgmt_rx[counter].pci_addr); - } - - for (counter = 0; counter < ISL38XX_CB_RX_QSIZE; counter++) { - cb->rx_data_low[counter].address = - cpu_to_le32((u32) priv->pci_map_rx_address[counter]); - } - - /* since the receive queues are filled with empty fragments, now we can - * set the corresponding indexes in the Control Block */ - priv->control_block->driver_curr_frag[ISL38XX_CB_RX_DATA_LQ] = - cpu_to_le32(ISL38XX_CB_RX_QSIZE); - priv->control_block->driver_curr_frag[ISL38XX_CB_RX_MGMTQ] = - cpu_to_le32(ISL38XX_CB_MGMT_QSIZE); - - /* reset the remaining real index registers and full flags */ - priv->free_data_rx = 0; - priv->free_data_tx = 0; - priv->data_low_tx_full = 0; - - if (reload_firmware) { /* Should we load the firmware ? */ - /* now that the data structures are cleaned up, upload - * firmware and reset interface */ - rc = islpci_upload_fw(priv); - if (rc) { - printk(KERN_ERR "%s: islpci_reset: failure\n", - priv->ndev->name); - return rc; - } - } - - /* finally reset interface */ - rc = islpci_reset_if(priv); - if (rc) - printk(KERN_ERR "prism54: Your card/socket may be faulty, or IRQ line too busy :(\n"); - return rc; -} - -/****************************************************************************** - Network device configuration functions -******************************************************************************/ -static int -islpci_alloc_memory(islpci_private *priv) -{ - int counter; - -#if VERBOSE > SHOW_ERROR_MESSAGES - printk(KERN_DEBUG "islpci_alloc_memory\n"); -#endif - - /* remap the PCI device base address to accessible */ - if (!(priv->device_base = - ioremap(pci_resource_start(priv->pdev, 0), - ISL38XX_PCI_MEM_SIZE))) { - /* error in remapping the PCI device memory address range */ - printk(KERN_ERR "PCI memory remapping failed\n"); - return -1; - } - - /* memory layout for consistent DMA region: - * - * Area 1: Control Block for the device interface - * Area 2: Power Save Mode Buffer for temporary frame storage. Be aware that - * the number of supported stations in the AP determines the minimal - * size of the buffer ! - */ - - /* perform the allocation */ - priv->driver_mem_address = pci_alloc_consistent(priv->pdev, - HOST_MEM_BLOCK, - &priv-> - device_host_address); - - if (!priv->driver_mem_address) { - /* error allocating the block of PCI memory */ - printk(KERN_ERR "%s: could not allocate DMA memory, aborting!", - "prism54"); - return -1; - } - - /* assign the Control Block to the first address of the allocated area */ - priv->control_block = - (isl38xx_control_block *) priv->driver_mem_address; - - /* set the Power Save Buffer pointer directly behind the CB */ - priv->device_psm_buffer = - priv->device_host_address + CONTROL_BLOCK_SIZE; - - /* make sure all buffer pointers are initialized */ - for (counter = 0; counter < ISL38XX_CB_QCOUNT; counter++) { - priv->control_block->driver_curr_frag[counter] = cpu_to_le32(0); - priv->control_block->device_curr_frag[counter] = cpu_to_le32(0); - } - - priv->index_mgmt_rx = 0; - memset(priv->mgmt_rx, 0, sizeof(priv->mgmt_rx)); - memset(priv->mgmt_tx, 0, sizeof(priv->mgmt_tx)); - - /* allocate rx queue for management frames */ - if (islpci_mgmt_rx_fill(priv->ndev) < 0) - goto out_free; - - /* now get the data rx skb's */ - memset(priv->data_low_rx, 0, sizeof (priv->data_low_rx)); - memset(priv->pci_map_rx_address, 0, sizeof (priv->pci_map_rx_address)); - - for (counter = 0; counter < ISL38XX_CB_RX_QSIZE; counter++) { - struct sk_buff *skb; - - /* allocate an sk_buff for received data frames storage - * each frame on receive size consists of 1 fragment - * include any required allignment operations */ - if (!(skb = dev_alloc_skb(MAX_FRAGMENT_SIZE_RX + 2))) { - /* error allocating an sk_buff structure elements */ - printk(KERN_ERR "Error allocating skb.\n"); - skb = NULL; - goto out_free; - } - skb_reserve(skb, (4 - (long) skb->data) & 0x03); - /* add the new allocated sk_buff to the buffer array */ - priv->data_low_rx[counter] = skb; - - /* map the allocated skb data area to pci */ - priv->pci_map_rx_address[counter] = - pci_map_single(priv->pdev, (void *) skb->data, - MAX_FRAGMENT_SIZE_RX + 2, - PCI_DMA_FROMDEVICE); - if (!priv->pci_map_rx_address[counter]) { - /* error mapping the buffer to device - accessible memory address */ - printk(KERN_ERR "failed to map skb DMA'able\n"); - goto out_free; - } - } - - prism54_acl_init(&priv->acl); - prism54_wpa_bss_ie_init(priv); - if (mgt_init(priv)) - goto out_free; - - return 0; - out_free: - islpci_free_memory(priv); - return -1; -} - -int -islpci_free_memory(islpci_private *priv) -{ - int counter; - - if (priv->device_base) - iounmap(priv->device_base); - priv->device_base = NULL; - - /* free consistent DMA area... */ - if (priv->driver_mem_address) - pci_free_consistent(priv->pdev, HOST_MEM_BLOCK, - priv->driver_mem_address, - priv->device_host_address); - - /* clear some dangling pointers */ - priv->driver_mem_address = NULL; - priv->device_host_address = 0; - priv->device_psm_buffer = 0; - priv->control_block = NULL; - - /* clean up mgmt rx buffers */ - for (counter = 0; counter < ISL38XX_CB_MGMT_QSIZE; counter++) { - struct islpci_membuf *buf = &priv->mgmt_rx[counter]; - if (buf->pci_addr) - pci_unmap_single(priv->pdev, buf->pci_addr, - buf->size, PCI_DMA_FROMDEVICE); - buf->pci_addr = 0; - kfree(buf->mem); - buf->size = 0; - buf->mem = NULL; - } - - /* clean up data rx buffers */ - for (counter = 0; counter < ISL38XX_CB_RX_QSIZE; counter++) { - if (priv->pci_map_rx_address[counter]) - pci_unmap_single(priv->pdev, - priv->pci_map_rx_address[counter], - MAX_FRAGMENT_SIZE_RX + 2, - PCI_DMA_FROMDEVICE); - priv->pci_map_rx_address[counter] = 0; - - if (priv->data_low_rx[counter]) - dev_kfree_skb(priv->data_low_rx[counter]); - priv->data_low_rx[counter] = NULL; - } - - /* Free the access control list and the WPA list */ - prism54_acl_clean(&priv->acl); - prism54_wpa_bss_ie_clean(priv); - mgt_clean(priv); - - return 0; -} - -#if 0 -static void -islpci_set_multicast_list(struct net_device *dev) -{ - /* put device into promisc mode and let network layer handle it */ -} -#endif - -static void islpci_ethtool_get_drvinfo(struct net_device *dev, - struct ethtool_drvinfo *info) -{ - strlcpy(info->driver, DRV_NAME, sizeof(info->driver)); - strlcpy(info->version, DRV_VERSION, sizeof(info->version)); -} - -static const struct ethtool_ops islpci_ethtool_ops = { - .get_drvinfo = islpci_ethtool_get_drvinfo, -}; - -static const struct net_device_ops islpci_netdev_ops = { - .ndo_open = islpci_open, - .ndo_stop = islpci_close, - .ndo_start_xmit = islpci_eth_transmit, - .ndo_tx_timeout = islpci_eth_tx_timeout, - .ndo_set_mac_address = prism54_set_mac_address, - .ndo_change_mtu = eth_change_mtu, - .ndo_validate_addr = eth_validate_addr, -}; - -static struct device_type wlan_type = { - .name = "wlan", -}; - -struct net_device * -islpci_setup(struct pci_dev *pdev) -{ - islpci_private *priv; - struct net_device *ndev = alloc_etherdev(sizeof (islpci_private)); - - if (!ndev) - return ndev; - - pci_set_drvdata(pdev, ndev); - SET_NETDEV_DEV(ndev, &pdev->dev); - SET_NETDEV_DEVTYPE(ndev, &wlan_type); - - /* setup the structure members */ - ndev->base_addr = pci_resource_start(pdev, 0); - ndev->irq = pdev->irq; - - /* initialize the function pointers */ - ndev->netdev_ops = &islpci_netdev_ops; - ndev->wireless_handlers = &prism54_handler_def; - ndev->ethtool_ops = &islpci_ethtool_ops; - - /* ndev->set_multicast_list = &islpci_set_multicast_list; */ - ndev->addr_len = ETH_ALEN; - /* Get a non-zero dummy MAC address for nameif. Jean II */ - memcpy(ndev->dev_addr, dummy_mac, ETH_ALEN); - - ndev->watchdog_timeo = ISLPCI_TX_TIMEOUT; - - /* allocate a private device structure to the network device */ - priv = netdev_priv(ndev); - priv->ndev = ndev; - priv->pdev = pdev; - priv->monitor_type = ARPHRD_IEEE80211; - priv->ndev->type = (priv->iw_mode == IW_MODE_MONITOR) ? - priv->monitor_type : ARPHRD_ETHER; - - /* Add pointers to enable iwspy support. */ - priv->wireless_data.spy_data = &priv->spy_data; - ndev->wireless_data = &priv->wireless_data; - - /* save the start and end address of the PCI memory area */ - ndev->mem_start = (unsigned long) priv->device_base; - ndev->mem_end = ndev->mem_start + ISL38XX_PCI_MEM_SIZE; - -#if VERBOSE > SHOW_ERROR_MESSAGES - DEBUG(SHOW_TRACING, "PCI Memory remapped to 0x%p\n", priv->device_base); -#endif - - init_waitqueue_head(&priv->reset_done); - - /* init the queue read locks, process wait counter */ - mutex_init(&priv->mgmt_lock); - priv->mgmt_received = NULL; - init_waitqueue_head(&priv->mgmt_wqueue); - mutex_init(&priv->stats_lock); - spin_lock_init(&priv->slock); - - /* init state machine with off#1 state */ - priv->state = PRV_STATE_OFF; - priv->state_off = 1; - - /* initialize workqueue's */ - INIT_WORK(&priv->stats_work, prism54_update_stats); - priv->stats_timestamp = 0; - - INIT_WORK(&priv->reset_task, islpci_do_reset_and_wake); - priv->reset_task_pending = 0; - - /* allocate various memory areas */ - if (islpci_alloc_memory(priv)) - goto do_free_netdev; - - /* select the firmware file depending on the device id */ - switch (pdev->device) { - case 0x3877: - strcpy(priv->firmware, ISL3877_IMAGE_FILE); - break; - - case 0x3886: - strcpy(priv->firmware, ISL3886_IMAGE_FILE); - break; - - default: - strcpy(priv->firmware, ISL3890_IMAGE_FILE); - break; - } - - if (register_netdev(ndev)) { - DEBUG(SHOW_ERROR_MESSAGES, - "ERROR: register_netdev() failed\n"); - goto do_islpci_free_memory; - } - - return ndev; - - do_islpci_free_memory: - islpci_free_memory(priv); - do_free_netdev: - free_netdev(ndev); - priv = NULL; - return NULL; -} - -islpci_state_t -islpci_set_state(islpci_private *priv, islpci_state_t new_state) -{ - islpci_state_t old_state; - - /* lock */ - old_state = priv->state; - - /* this means either a race condition or some serious error in - * the driver code */ - switch (new_state) { - case PRV_STATE_OFF: - priv->state_off++; - default: - priv->state = new_state; - break; - - case PRV_STATE_PREBOOT: - /* there are actually many off-states, enumerated by - * state_off */ - if (old_state == PRV_STATE_OFF) - priv->state_off--; - - /* only if hw_unavailable is zero now it means we either - * were in off#1 state, or came here from - * somewhere else */ - if (!priv->state_off) - priv->state = new_state; - break; - } -#if 0 - printk(KERN_DEBUG "%s: state transition %d -> %d (off#%d)\n", - priv->ndev->name, old_state, new_state, priv->state_off); -#endif - - /* invariants */ - BUG_ON(priv->state_off < 0); - BUG_ON(priv->state_off && (priv->state != PRV_STATE_OFF)); - BUG_ON(!priv->state_off && (priv->state == PRV_STATE_OFF)); - - /* unlock */ - return old_state; -} diff --git a/drivers/net/wireless/prism54/islpci_dev.h b/drivers/net/wireless/prism54/islpci_dev.h deleted file mode 100644 index f6f088e05fe4..000000000000 --- a/drivers/net/wireless/prism54/islpci_dev.h +++ /dev/null @@ -1,216 +0,0 @@ -/* - * Copyright (C) 2002 Intersil Americas Inc. - * Copyright (C) 2003 Herbert Valerio Riedel - * Copyright (C) 2003 Luis R. Rodriguez - * Copyright (C) 2003 Aurelien Alleaume - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see . - * - */ - -#ifndef _ISLPCI_DEV_H -#define _ISLPCI_DEV_H - -#include -#include -#include -#include -#include -#include - -#include "isl_38xx.h" -#include "isl_oid.h" -#include "islpci_mgt.h" - -/* some states might not be superflous and may be removed when - design is finalized (hvr) */ -typedef enum { - PRV_STATE_OFF = 0, /* this means hw_unavailable is != 0 */ - PRV_STATE_PREBOOT, /* we are in a pre-boot state (empty RAM) */ - PRV_STATE_BOOT, /* boot state (fw upload, run fw) */ - PRV_STATE_POSTBOOT, /* after boot state, need reset now */ - PRV_STATE_PREINIT, /* pre-init state */ - PRV_STATE_INIT, /* init state (restore MIB backup to device) */ - PRV_STATE_READY, /* driver&device are in operational state */ - PRV_STATE_SLEEP /* device in sleep mode */ -} islpci_state_t; - -/* ACL using MAC address */ -struct mac_entry { - struct list_head _list; - char addr[ETH_ALEN]; -}; - -struct islpci_acl { - enum { MAC_POLICY_OPEN=0, MAC_POLICY_ACCEPT=1, MAC_POLICY_REJECT=2 } policy; - struct list_head mac_list; /* a list of mac_entry */ - int size; /* size of queue */ - struct mutex lock; /* accessed in ioctls and trap_work */ -}; - -struct islpci_membuf { - int size; /* size of memory */ - void *mem; /* address of memory as seen by CPU */ - dma_addr_t pci_addr; /* address of memory as seen by device */ -}; - -#define MAX_BSS_WPA_IE_COUNT 64 -#define MAX_WPA_IE_LEN 64 -struct islpci_bss_wpa_ie { - struct list_head list; - unsigned long last_update; - u8 bssid[ETH_ALEN]; - u8 wpa_ie[MAX_WPA_IE_LEN]; - size_t wpa_ie_len; - -}; - -typedef struct { - spinlock_t slock; /* generic spinlock; */ - - u32 priv_oid; - - /* our mib cache */ - u32 iw_mode; - struct rw_semaphore mib_sem; - void **mib; - char nickname[IW_ESSID_MAX_SIZE+1]; - - /* Take care of the wireless stats */ - struct work_struct stats_work; - struct mutex stats_lock; - /* remember when we last updated the stats */ - unsigned long stats_timestamp; - /* The first is accessed under semaphore locking. - * The second is the clean one we return to iwconfig. - */ - struct iw_statistics local_iwstatistics; - struct iw_statistics iwstatistics; - - struct iw_spy_data spy_data; /* iwspy support */ - - struct iw_public_data wireless_data; - - int monitor_type; /* ARPHRD_IEEE80211 or ARPHRD_IEEE80211_PRISM */ - - struct islpci_acl acl; - - /* PCI bus allocation & configuration members */ - struct pci_dev *pdev; /* PCI structure information */ - char firmware[33]; - - void __iomem *device_base; /* ioremapped device base address */ - - /* consistent DMA region */ - void *driver_mem_address; /* base DMA address */ - dma_addr_t device_host_address; /* base DMA address (bus address) */ - dma_addr_t device_psm_buffer; /* host memory for PSM buffering (bus address) */ - - /* our network_device structure */ - struct net_device *ndev; - - /* device queue interface members */ - struct isl38xx_cb *control_block; /* device control block - (== driver_mem_address!) */ - - /* Each queue has three indexes: - * free/index_mgmt/data_rx/tx (called index, see below), - * driver_curr_frag, and device_curr_frag (in the control block) - * All indexes are ever-increasing, but interpreted modulo the - * device queue size when used. - * index <= device_curr_frag <= driver_curr_frag at all times - * For rx queues, [index, device_curr_frag) contains fragments - * that the interrupt processing needs to handle (owned by driver). - * [device_curr_frag, driver_curr_frag) is the free space in the - * rx queue, waiting for data (owned by device). The driver - * increments driver_curr_frag to indicate to the device that more - * buffers are available. - * If device_curr_frag == driver_curr_frag, no more rx buffers are - * available, and the rx DMA engine of the device is halted. - * For tx queues, [index, device_curr_frag) contains fragments - * where tx is done; they need to be freed (owned by driver). - * [device_curr_frag, driver_curr_frag) contains the frames - * that are being transferred (owned by device). The driver - * increments driver_curr_frag to indicate that more tx work - * needs to be done. - */ - u32 index_mgmt_rx; /* real index mgmt rx queue */ - u32 index_mgmt_tx; /* read index mgmt tx queue */ - u32 free_data_rx; /* free pointer data rx queue */ - u32 free_data_tx; /* free pointer data tx queue */ - u32 data_low_tx_full; /* full detected flag */ - - /* frame memory buffers for the device queues */ - struct islpci_membuf mgmt_tx[ISL38XX_CB_MGMT_QSIZE]; - struct islpci_membuf mgmt_rx[ISL38XX_CB_MGMT_QSIZE]; - struct sk_buff *data_low_tx[ISL38XX_CB_TX_QSIZE]; - struct sk_buff *data_low_rx[ISL38XX_CB_RX_QSIZE]; - dma_addr_t pci_map_tx_address[ISL38XX_CB_TX_QSIZE]; - dma_addr_t pci_map_rx_address[ISL38XX_CB_RX_QSIZE]; - - /* wait for a reset interrupt */ - wait_queue_head_t reset_done; - - /* used by islpci_mgt_transaction */ - struct mutex mgmt_lock; /* serialize access to mailbox and wqueue */ - struct islpci_mgmtframe *mgmt_received; /* mbox for incoming frame */ - wait_queue_head_t mgmt_wqueue; /* waitqueue for mbox */ - - /* state machine */ - islpci_state_t state; - int state_off; /* enumeration of off-state, if 0 then - * we're not in any off-state */ - - /* WPA stuff */ - int wpa; /* WPA mode enabled */ - struct list_head bss_wpa_list; - int num_bss_wpa; - struct mutex wpa_lock; - u8 wpa_ie[MAX_WPA_IE_LEN]; - size_t wpa_ie_len; - - struct work_struct reset_task; - int reset_task_pending; -} islpci_private; - -static inline islpci_state_t -islpci_get_state(islpci_private *priv) -{ - /* lock */ - return priv->state; - /* unlock */ -} - -islpci_state_t islpci_set_state(islpci_private *priv, islpci_state_t new_state); - -#define ISLPCI_TX_TIMEOUT (2*HZ) - -irqreturn_t islpci_interrupt(int, void *); - -int prism54_post_setup(islpci_private *, int); -int islpci_reset(islpci_private *, int); - -static inline void -islpci_trigger(islpci_private *priv) -{ - isl38xx_trigger_device(islpci_get_state(priv) == PRV_STATE_SLEEP, - priv->device_base); -} - -int islpci_free_memory(islpci_private *); -struct net_device *islpci_setup(struct pci_dev *); - -#define DRV_NAME "prism54" -#define DRV_VERSION "1.2" - -#endif /* _ISLPCI_DEV_H */ diff --git a/drivers/net/wireless/prism54/islpci_eth.c b/drivers/net/wireless/prism54/islpci_eth.c deleted file mode 100644 index 674658f2e6ef..000000000000 --- a/drivers/net/wireless/prism54/islpci_eth.c +++ /dev/null @@ -1,506 +0,0 @@ -/* - * Copyright (C) 2002 Intersil Americas Inc. - * Copyright (C) 2004 Aurelien Alleaume - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see . - * - */ - -#include -#include - -#include -#include -#include -#include -#include -#include - -#include "prismcompat.h" -#include "isl_38xx.h" -#include "islpci_eth.h" -#include "islpci_mgt.h" -#include "oid_mgt.h" - -/****************************************************************************** - Network Interface functions -******************************************************************************/ -void -islpci_eth_cleanup_transmit(islpci_private *priv, - isl38xx_control_block *control_block) -{ - struct sk_buff *skb; - u32 index; - - /* compare the control block read pointer with the free pointer */ - while (priv->free_data_tx != - le32_to_cpu(control_block-> - device_curr_frag[ISL38XX_CB_TX_DATA_LQ])) { - /* read the index of the first fragment to be freed */ - index = priv->free_data_tx % ISL38XX_CB_TX_QSIZE; - - /* check for holes in the arrays caused by multi fragment frames - * searching for the last fragment of a frame */ - if (priv->pci_map_tx_address[index]) { - /* entry is the last fragment of a frame - * free the skb structure and unmap pci memory */ - skb = priv->data_low_tx[index]; - -#if VERBOSE > SHOW_ERROR_MESSAGES - DEBUG(SHOW_TRACING, - "cleanup skb %p skb->data %p skb->len %u truesize %u\n ", - skb, skb->data, skb->len, skb->truesize); -#endif - - pci_unmap_single(priv->pdev, - priv->pci_map_tx_address[index], - skb->len, PCI_DMA_TODEVICE); - dev_kfree_skb_irq(skb); - skb = NULL; - } - /* increment the free data low queue pointer */ - priv->free_data_tx++; - } -} - -netdev_tx_t -islpci_eth_transmit(struct sk_buff *skb, struct net_device *ndev) -{ - islpci_private *priv = netdev_priv(ndev); - isl38xx_control_block *cb = priv->control_block; - u32 index; - dma_addr_t pci_map_address; - int frame_size; - isl38xx_fragment *fragment; - int offset; - struct sk_buff *newskb; - int newskb_offset; - unsigned long flags; - unsigned char wds_mac[6]; - u32 curr_frag; - -#if VERBOSE > SHOW_ERROR_MESSAGES - DEBUG(SHOW_FUNCTION_CALLS, "islpci_eth_transmit\n"); -#endif - - /* lock the driver code */ - spin_lock_irqsave(&priv->slock, flags); - - /* check whether the destination queue has enough fragments for the frame */ - curr_frag = le32_to_cpu(cb->driver_curr_frag[ISL38XX_CB_TX_DATA_LQ]); - if (unlikely(curr_frag - priv->free_data_tx >= ISL38XX_CB_TX_QSIZE)) { - printk(KERN_ERR "%s: transmit device queue full when awake\n", - ndev->name); - netif_stop_queue(ndev); - - /* trigger the device */ - isl38xx_w32_flush(priv->device_base, ISL38XX_DEV_INT_UPDATE, - ISL38XX_DEV_INT_REG); - udelay(ISL38XX_WRITEIO_DELAY); - goto drop_free; - } - /* Check alignment and WDS frame formatting. The start of the packet should - * be aligned on a 4-byte boundary. If WDS is enabled add another 6 bytes - * and add WDS address information */ - if (likely(((long) skb->data & 0x03) | init_wds)) { - /* get the number of bytes to add and re-align */ - offset = (4 - (long) skb->data) & 0x03; - offset += init_wds ? 6 : 0; - - /* check whether the current skb can be used */ - if (!skb_cloned(skb) && (skb_tailroom(skb) >= offset)) { - unsigned char *src = skb->data; - -#if VERBOSE > SHOW_ERROR_MESSAGES - DEBUG(SHOW_TRACING, "skb offset %i wds %i\n", offset, - init_wds); -#endif - - /* align the buffer on 4-byte boundary */ - skb_reserve(skb, (4 - (long) skb->data) & 0x03); - if (init_wds) { - /* wds requires an additional address field of 6 bytes */ - skb_put(skb, 6); -#ifdef ISLPCI_ETH_DEBUG - printk("islpci_eth_transmit:wds_mac\n"); -#endif - memmove(skb->data + 6, src, skb->len); - skb_copy_to_linear_data(skb, wds_mac, 6); - } else { - memmove(skb->data, src, skb->len); - } - -#if VERBOSE > SHOW_ERROR_MESSAGES - DEBUG(SHOW_TRACING, "memmove %p %p %i\n", skb->data, - src, skb->len); -#endif - } else { - newskb = - dev_alloc_skb(init_wds ? skb->len + 6 : skb->len); - if (unlikely(newskb == NULL)) { - printk(KERN_ERR "%s: Cannot allocate skb\n", - ndev->name); - goto drop_free; - } - newskb_offset = (4 - (long) newskb->data) & 0x03; - - /* Check if newskb->data is aligned */ - if (newskb_offset) - skb_reserve(newskb, newskb_offset); - - skb_put(newskb, init_wds ? skb->len + 6 : skb->len); - if (init_wds) { - skb_copy_from_linear_data(skb, - newskb->data + 6, - skb->len); - skb_copy_to_linear_data(newskb, wds_mac, 6); -#ifdef ISLPCI_ETH_DEBUG - printk("islpci_eth_transmit:wds_mac\n"); -#endif - } else - skb_copy_from_linear_data(skb, newskb->data, - skb->len); - -#if VERBOSE > SHOW_ERROR_MESSAGES - DEBUG(SHOW_TRACING, "memcpy %p %p %i wds %i\n", - newskb->data, skb->data, skb->len, init_wds); -#endif - - newskb->dev = skb->dev; - dev_kfree_skb_irq(skb); - skb = newskb; - } - } - /* display the buffer contents for debugging */ -#if VERBOSE > SHOW_ERROR_MESSAGES - DEBUG(SHOW_BUFFER_CONTENTS, "\ntx %p ", skb->data); - display_buffer((char *) skb->data, skb->len); -#endif - - /* map the skb buffer to pci memory for DMA operation */ - pci_map_address = pci_map_single(priv->pdev, - (void *) skb->data, skb->len, - PCI_DMA_TODEVICE); - if (unlikely(pci_map_address == 0)) { - printk(KERN_WARNING "%s: cannot map buffer to PCI\n", - ndev->name); - goto drop_free; - } - /* Place the fragment in the control block structure. */ - index = curr_frag % ISL38XX_CB_TX_QSIZE; - fragment = &cb->tx_data_low[index]; - - priv->pci_map_tx_address[index] = pci_map_address; - /* store the skb address for future freeing */ - priv->data_low_tx[index] = skb; - /* set the proper fragment start address and size information */ - frame_size = skb->len; - fragment->size = cpu_to_le16(frame_size); - fragment->flags = cpu_to_le16(0); /* set to 1 if more fragments */ - fragment->address = cpu_to_le32(pci_map_address); - curr_frag++; - - /* The fragment address in the control block must have been - * written before announcing the frame buffer to device. */ - wmb(); - cb->driver_curr_frag[ISL38XX_CB_TX_DATA_LQ] = cpu_to_le32(curr_frag); - - if (curr_frag - priv->free_data_tx + ISL38XX_MIN_QTHRESHOLD - > ISL38XX_CB_TX_QSIZE) { - /* stop sends from upper layers */ - netif_stop_queue(ndev); - - /* set the full flag for the transmission queue */ - priv->data_low_tx_full = 1; - } - - ndev->stats.tx_packets++; - ndev->stats.tx_bytes += skb->len; - - /* trigger the device */ - islpci_trigger(priv); - - /* unlock the driver code */ - spin_unlock_irqrestore(&priv->slock, flags); - - return NETDEV_TX_OK; - - drop_free: - ndev->stats.tx_dropped++; - spin_unlock_irqrestore(&priv->slock, flags); - dev_kfree_skb(skb); - return NETDEV_TX_OK; -} - -static inline int -islpci_monitor_rx(islpci_private *priv, struct sk_buff **skb) -{ - /* The card reports full 802.11 packets but with a 20 bytes - * header and without the FCS. But there a is a bit that - * indicates if the packet is corrupted :-) */ - struct rfmon_header *hdr = (struct rfmon_header *) (*skb)->data; - - if (hdr->flags & 0x01) - /* This one is bad. Drop it ! */ - return -1; - if (priv->ndev->type == ARPHRD_IEEE80211_PRISM) { - struct avs_80211_1_header *avs; - /* extract the relevant data from the header */ - u32 clock = le32_to_cpu(hdr->clock); - u8 rate = hdr->rate; - u16 freq = le16_to_cpu(hdr->freq); - u8 rssi = hdr->rssi; - - skb_pull(*skb, sizeof (struct rfmon_header)); - - if (skb_headroom(*skb) < sizeof (struct avs_80211_1_header)) { - struct sk_buff *newskb = skb_copy_expand(*skb, - sizeof (struct - avs_80211_1_header), - 0, GFP_ATOMIC); - if (newskb) { - dev_kfree_skb_irq(*skb); - *skb = newskb; - } else - return -1; - /* This behavior is not very subtile... */ - } - - /* make room for the new header and fill it. */ - avs = - (struct avs_80211_1_header *) skb_push(*skb, - sizeof (struct - avs_80211_1_header)); - - avs->version = cpu_to_be32(P80211CAPTURE_VERSION); - avs->length = cpu_to_be32(sizeof (struct avs_80211_1_header)); - avs->mactime = cpu_to_be64(clock); - avs->hosttime = cpu_to_be64(jiffies); - avs->phytype = cpu_to_be32(6); /*OFDM: 6 for (g), 8 for (a) */ - avs->channel = cpu_to_be32(channel_of_freq(freq)); - avs->datarate = cpu_to_be32(rate * 5); - avs->antenna = cpu_to_be32(0); /*unknown */ - avs->priority = cpu_to_be32(0); /*unknown */ - avs->ssi_type = cpu_to_be32(3); /*2: dBm, 3: raw RSSI */ - avs->ssi_signal = cpu_to_be32(rssi & 0x7f); - avs->ssi_noise = cpu_to_be32(priv->local_iwstatistics.qual.noise); /*better than 'undefined', I assume */ - avs->preamble = cpu_to_be32(0); /*unknown */ - avs->encoding = cpu_to_be32(0); /*unknown */ - } else - skb_pull(*skb, sizeof (struct rfmon_header)); - - (*skb)->protocol = htons(ETH_P_802_2); - skb_reset_mac_header(*skb); - (*skb)->pkt_type = PACKET_OTHERHOST; - - return 0; -} - -int -islpci_eth_receive(islpci_private *priv) -{ - struct net_device *ndev = priv->ndev; - isl38xx_control_block *control_block = priv->control_block; - struct sk_buff *skb; - u16 size; - u32 index, offset; - unsigned char *src; - int discard = 0; - -#if VERBOSE > SHOW_ERROR_MESSAGES - DEBUG(SHOW_FUNCTION_CALLS, "islpci_eth_receive\n"); -#endif - - /* the device has written an Ethernet frame in the data area - * of the sk_buff without updating the structure, do it now */ - index = priv->free_data_rx % ISL38XX_CB_RX_QSIZE; - size = le16_to_cpu(control_block->rx_data_low[index].size); - skb = priv->data_low_rx[index]; - offset = ((unsigned long) - le32_to_cpu(control_block->rx_data_low[index].address) - - (unsigned long) skb->data) & 3; - -#if VERBOSE > SHOW_ERROR_MESSAGES - DEBUG(SHOW_TRACING, - "frq->addr %x skb->data %p skb->len %u offset %u truesize %u\n ", - control_block->rx_data_low[priv->free_data_rx].address, skb->data, - skb->len, offset, skb->truesize); -#endif - - /* delete the streaming DMA mapping before processing the skb */ - pci_unmap_single(priv->pdev, - priv->pci_map_rx_address[index], - MAX_FRAGMENT_SIZE_RX + 2, PCI_DMA_FROMDEVICE); - - /* update the skb structure and align the buffer */ - skb_put(skb, size); - if (offset) { - /* shift the buffer allocation offset bytes to get the right frame */ - skb_pull(skb, 2); - skb_put(skb, 2); - } -#if VERBOSE > SHOW_ERROR_MESSAGES - /* display the buffer contents for debugging */ - DEBUG(SHOW_BUFFER_CONTENTS, "\nrx %p ", skb->data); - display_buffer((char *) skb->data, skb->len); -#endif - - /* check whether WDS is enabled and whether the data frame is a WDS frame */ - - if (init_wds) { - /* WDS enabled, check for the wds address on the first 6 bytes of the buffer */ - src = skb->data + 6; - memmove(skb->data, src, skb->len - 6); - skb_trim(skb, skb->len - 6); - } -#if VERBOSE > SHOW_ERROR_MESSAGES - DEBUG(SHOW_TRACING, "Fragment size %i in skb at %p\n", size, skb); - DEBUG(SHOW_TRACING, "Skb data at %p, length %i\n", skb->data, skb->len); - - /* display the buffer contents for debugging */ - DEBUG(SHOW_BUFFER_CONTENTS, "\nrx %p ", skb->data); - display_buffer((char *) skb->data, skb->len); -#endif - /* take care of monitor mode and spy monitoring. */ - if (unlikely(priv->iw_mode == IW_MODE_MONITOR)) { - skb->dev = ndev; - discard = islpci_monitor_rx(priv, &skb); - } else { - if (unlikely(skb->data[2 * ETH_ALEN] == 0)) { - /* The packet has a rx_annex. Read it for spy monitoring, Then - * remove it, while keeping the 2 leading MAC addr. - */ - struct iw_quality wstats; - struct rx_annex_header *annex = - (struct rx_annex_header *) skb->data; - wstats.level = annex->rfmon.rssi; - /* The noise value can be a bit outdated if nobody's - * reading wireless stats... */ - wstats.noise = priv->local_iwstatistics.qual.noise; - wstats.qual = wstats.level - wstats.noise; - wstats.updated = 0x07; - /* Update spy records */ - wireless_spy_update(ndev, annex->addr2, &wstats); - - skb_copy_from_linear_data(skb, - (skb->data + - sizeof(struct rfmon_header)), - 2 * ETH_ALEN); - skb_pull(skb, sizeof (struct rfmon_header)); - } - skb->protocol = eth_type_trans(skb, ndev); - } - skb->ip_summed = CHECKSUM_NONE; - ndev->stats.rx_packets++; - ndev->stats.rx_bytes += size; - - /* deliver the skb to the network layer */ -#ifdef ISLPCI_ETH_DEBUG - printk - ("islpci_eth_receive:netif_rx %2.2X %2.2X %2.2X %2.2X %2.2X %2.2X\n", - skb->data[0], skb->data[1], skb->data[2], skb->data[3], - skb->data[4], skb->data[5]); -#endif - if (unlikely(discard)) { - dev_kfree_skb_irq(skb); - skb = NULL; - } else - netif_rx(skb); - - /* increment the read index for the rx data low queue */ - priv->free_data_rx++; - - /* add one or more sk_buff structures */ - while (index = - le32_to_cpu(control_block-> - driver_curr_frag[ISL38XX_CB_RX_DATA_LQ]), - index - priv->free_data_rx < ISL38XX_CB_RX_QSIZE) { - /* allocate an sk_buff for received data frames storage - * include any required allignment operations */ - skb = dev_alloc_skb(MAX_FRAGMENT_SIZE_RX + 2); - if (unlikely(skb == NULL)) { - /* error allocating an sk_buff structure elements */ - DEBUG(SHOW_ERROR_MESSAGES, "Error allocating skb\n"); - break; - } - skb_reserve(skb, (4 - (long) skb->data) & 0x03); - /* store the new skb structure pointer */ - index = index % ISL38XX_CB_RX_QSIZE; - priv->data_low_rx[index] = skb; - -#if VERBOSE > SHOW_ERROR_MESSAGES - DEBUG(SHOW_TRACING, - "new alloc skb %p skb->data %p skb->len %u index %u truesize %u\n ", - skb, skb->data, skb->len, index, skb->truesize); -#endif - - /* set the streaming DMA mapping for proper PCI bus operation */ - priv->pci_map_rx_address[index] = - pci_map_single(priv->pdev, (void *) skb->data, - MAX_FRAGMENT_SIZE_RX + 2, - PCI_DMA_FROMDEVICE); - if (unlikely(!priv->pci_map_rx_address[index])) { - /* error mapping the buffer to device accessible memory address */ - DEBUG(SHOW_ERROR_MESSAGES, - "Error mapping DMA address\n"); - - /* free the skbuf structure before aborting */ - dev_kfree_skb_irq(skb); - skb = NULL; - break; - } - /* update the fragment address */ - control_block->rx_data_low[index].address = - cpu_to_le32((u32)priv->pci_map_rx_address[index]); - wmb(); - - /* increment the driver read pointer */ - le32_add_cpu(&control_block-> - driver_curr_frag[ISL38XX_CB_RX_DATA_LQ], 1); - } - - /* trigger the device */ - islpci_trigger(priv); - - return 0; -} - -void -islpci_do_reset_and_wake(struct work_struct *work) -{ - islpci_private *priv = container_of(work, islpci_private, reset_task); - - islpci_reset(priv, 1); - priv->reset_task_pending = 0; - smp_wmb(); - netif_wake_queue(priv->ndev); -} - -void -islpci_eth_tx_timeout(struct net_device *ndev) -{ - islpci_private *priv = netdev_priv(ndev); - - /* increment the transmit error counter */ - ndev->stats.tx_errors++; - - if (!priv->reset_task_pending) { - printk(KERN_WARNING - "%s: tx_timeout, scheduling reset", ndev->name); - netif_stop_queue(ndev); - priv->reset_task_pending = 1; - schedule_work(&priv->reset_task); - } else { - printk(KERN_WARNING - "%s: tx_timeout, waiting for reset", ndev->name); - } -} diff --git a/drivers/net/wireless/prism54/islpci_eth.h b/drivers/net/wireless/prism54/islpci_eth.h deleted file mode 100644 index 80f50f1bc6f2..000000000000 --- a/drivers/net/wireless/prism54/islpci_eth.h +++ /dev/null @@ -1,71 +0,0 @@ -/* - * Copyright (C) 2002 Intersil Americas Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see . - * - */ - -#ifndef _ISLPCI_ETH_H -#define _ISLPCI_ETH_H - -#include "isl_38xx.h" -#include "islpci_dev.h" - -struct rfmon_header { - __le16 unk0; /* = 0x0000 */ - __le16 length; /* = 0x1400 */ - __le32 clock; /* 1MHz clock */ - u8 flags; - u8 unk1; - u8 rate; - u8 unk2; - __le16 freq; - __le16 unk3; - u8 rssi; - u8 padding[3]; -} __packed; - -struct rx_annex_header { - u8 addr1[ETH_ALEN]; - u8 addr2[ETH_ALEN]; - struct rfmon_header rfmon; -} __packed; - -/* wlan-ng (and hopefully others) AVS header, version one. Fields in - * network byte order. */ -#define P80211CAPTURE_VERSION 0x80211001 - -struct avs_80211_1_header { - __be32 version; - __be32 length; - __be64 mactime; - __be64 hosttime; - __be32 phytype; - __be32 channel; - __be32 datarate; - __be32 antenna; - __be32 priority; - __be32 ssi_type; - __be32 ssi_signal; - __be32 ssi_noise; - __be32 preamble; - __be32 encoding; -}; - -void islpci_eth_cleanup_transmit(islpci_private *, isl38xx_control_block *); -netdev_tx_t islpci_eth_transmit(struct sk_buff *, struct net_device *); -int islpci_eth_receive(islpci_private *); -void islpci_eth_tx_timeout(struct net_device *); -void islpci_do_reset_and_wake(struct work_struct *); - -#endif /* _ISL_GEN_H */ diff --git a/drivers/net/wireless/prism54/islpci_hotplug.c b/drivers/net/wireless/prism54/islpci_hotplug.c deleted file mode 100644 index 300c846ea087..000000000000 --- a/drivers/net/wireless/prism54/islpci_hotplug.c +++ /dev/null @@ -1,339 +0,0 @@ -/* - * Copyright (C) 2002 Intersil Americas Inc. - * Copyright (C) 2003 Herbert Valerio Riedel - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see . - * - */ - -#include -#include -#include -#include -#include /* For __init, __exit */ -#include - -#include "prismcompat.h" -#include "islpci_dev.h" -#include "islpci_mgt.h" /* for pc_debug */ -#include "isl_oid.h" - -MODULE_AUTHOR("[Intersil] R.Bastings and W.Termorshuizen, The prism54.org Development Team "); -MODULE_DESCRIPTION("The Prism54 802.11 Wireless LAN adapter"); -MODULE_LICENSE("GPL"); - -static int init_pcitm = 0; -module_param(init_pcitm, int, 0); - -/* In this order: vendor, device, subvendor, subdevice, class, class_mask, - * driver_data - * If you have an update for this please contact prism54-devel@prism54.org - * The latest list can be found at http://wireless.kernel.org/en/users/Drivers/p54 */ -static const struct pci_device_id prism54_id_tbl[] = { - /* Intersil PRISM Duette/Prism GT Wireless LAN adapter */ - { - 0x1260, 0x3890, - PCI_ANY_ID, PCI_ANY_ID, - 0, 0, 0 - }, - - /* 3COM 3CRWE154G72 Wireless LAN adapter */ - { - PCI_VDEVICE(3COM, 0x6001), 0 - }, - - /* Intersil PRISM Indigo Wireless LAN adapter */ - { - 0x1260, 0x3877, - PCI_ANY_ID, PCI_ANY_ID, - 0, 0, 0 - }, - - /* Intersil PRISM Javelin/Xbow Wireless LAN adapter */ - { - 0x1260, 0x3886, - PCI_ANY_ID, PCI_ANY_ID, - 0, 0, 0 - }, - - /* End of list */ - {0,0,0,0,0,0,0} -}; - -/* register the device with the Hotplug facilities of the kernel */ -MODULE_DEVICE_TABLE(pci, prism54_id_tbl); - -static int prism54_probe(struct pci_dev *, const struct pci_device_id *); -static void prism54_remove(struct pci_dev *); -static int prism54_suspend(struct pci_dev *, pm_message_t state); -static int prism54_resume(struct pci_dev *); - -static struct pci_driver prism54_driver = { - .name = DRV_NAME, - .id_table = prism54_id_tbl, - .probe = prism54_probe, - .remove = prism54_remove, - .suspend = prism54_suspend, - .resume = prism54_resume, -}; - -/****************************************************************************** - Module initialization functions -******************************************************************************/ - -static int -prism54_probe(struct pci_dev *pdev, const struct pci_device_id *id) -{ - struct net_device *ndev; - u8 latency_tmr; - u32 mem_addr; - islpci_private *priv; - int rvalue; - - /* Enable the pci device */ - if (pci_enable_device(pdev)) { - printk(KERN_ERR "%s: pci_enable_device() failed.\n", DRV_NAME); - return -ENODEV; - } - - /* check whether the latency timer is set correctly */ - pci_read_config_byte(pdev, PCI_LATENCY_TIMER, &latency_tmr); -#if VERBOSE > SHOW_ERROR_MESSAGES - DEBUG(SHOW_TRACING, "latency timer: %x\n", latency_tmr); -#endif - if (latency_tmr < PCIDEVICE_LATENCY_TIMER_MIN) { - /* set the latency timer */ - pci_write_config_byte(pdev, PCI_LATENCY_TIMER, - PCIDEVICE_LATENCY_TIMER_VAL); - } - - /* enable PCI DMA */ - if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32))) { - printk(KERN_ERR "%s: 32-bit PCI DMA not supported", DRV_NAME); - goto do_pci_disable_device; - } - - /* 0x40 is the programmable timer to configure the response timeout (TRDY_TIMEOUT) - * 0x41 is the programmable timer to configure the retry timeout (RETRY_TIMEOUT) - * The RETRY_TIMEOUT is used to set the number of retries that the core, as a - * Master, will perform before abandoning a cycle. The default value for - * RETRY_TIMEOUT is 0x80, which far exceeds the PCI 2.1 requirement for new - * devices. A write of zero to the RETRY_TIMEOUT register disables this - * function to allow use with any non-compliant legacy devices that may - * execute more retries. - * - * Writing zero to both these two registers will disable both timeouts and - * *can* solve problems caused by devices that are slow to respond. - * Make this configurable - MSW - */ - if ( init_pcitm >= 0 ) { - pci_write_config_byte(pdev, 0x40, (u8)init_pcitm); - pci_write_config_byte(pdev, 0x41, (u8)init_pcitm); - } else { - printk(KERN_INFO "PCI TRDY/RETRY unchanged\n"); - } - - /* request the pci device I/O regions */ - rvalue = pci_request_regions(pdev, DRV_NAME); - if (rvalue) { - printk(KERN_ERR "%s: pci_request_regions failure (rc=%d)\n", - DRV_NAME, rvalue); - goto do_pci_disable_device; - } - - /* check if the memory window is indeed set */ - rvalue = pci_read_config_dword(pdev, PCI_BASE_ADDRESS_0, &mem_addr); - if (rvalue || !mem_addr) { - printk(KERN_ERR "%s: PCI device memory region not configured; fix your BIOS or CardBus bridge/drivers\n", - DRV_NAME); - goto do_pci_release_regions; - } - - /* enable PCI bus-mastering */ - DEBUG(SHOW_TRACING, "%s: pci_set_master(pdev)\n", DRV_NAME); - pci_set_master(pdev); - - /* enable MWI */ - pci_try_set_mwi(pdev); - - /* setup the network device interface and its structure */ - if (!(ndev = islpci_setup(pdev))) { - /* error configuring the driver as a network device */ - printk(KERN_ERR "%s: could not configure network device\n", - DRV_NAME); - goto do_pci_clear_mwi; - } - - priv = netdev_priv(ndev); - islpci_set_state(priv, PRV_STATE_PREBOOT); /* we are attempting to boot */ - - /* card is in unknown state yet, might have some interrupts pending */ - isl38xx_disable_interrupts(priv->device_base); - - /* request for the interrupt before uploading the firmware */ - rvalue = request_irq(pdev->irq, islpci_interrupt, - IRQF_SHARED, ndev->name, priv); - - if (rvalue) { - /* error, could not hook the handler to the irq */ - printk(KERN_ERR "%s: could not install IRQ handler\n", - ndev->name); - goto do_unregister_netdev; - } - - /* firmware upload is triggered in islpci_open */ - - return 0; - - do_unregister_netdev: - unregister_netdev(ndev); - islpci_free_memory(priv); - free_netdev(ndev); - priv = NULL; - do_pci_clear_mwi: - pci_clear_mwi(pdev); - do_pci_release_regions: - pci_release_regions(pdev); - do_pci_disable_device: - pci_disable_device(pdev); - return -EIO; -} - -/* set by cleanup_module */ -static volatile int __in_cleanup_module = 0; - -/* this one removes one(!!) instance only */ -static void -prism54_remove(struct pci_dev *pdev) -{ - struct net_device *ndev = pci_get_drvdata(pdev); - islpci_private *priv = ndev ? netdev_priv(ndev) : NULL; - BUG_ON(!priv); - - if (!__in_cleanup_module) { - printk(KERN_DEBUG "%s: hot unplug detected\n", ndev->name); - islpci_set_state(priv, PRV_STATE_OFF); - } - - printk(KERN_DEBUG "%s: removing device\n", ndev->name); - - unregister_netdev(ndev); - - /* free the interrupt request */ - - if (islpci_get_state(priv) != PRV_STATE_OFF) { - isl38xx_disable_interrupts(priv->device_base); - islpci_set_state(priv, PRV_STATE_OFF); - /* This bellow causes a lockup at rmmod time. It might be - * because some interrupts still linger after rmmod time, - * see bug #17 */ - /* pci_set_power_state(pdev, 3);*/ /* try to power-off */ - } - - free_irq(pdev->irq, priv); - - /* free the PCI memory and unmap the remapped page */ - islpci_free_memory(priv); - - free_netdev(ndev); - priv = NULL; - - pci_clear_mwi(pdev); - - pci_release_regions(pdev); - - pci_disable_device(pdev); -} - -static int -prism54_suspend(struct pci_dev *pdev, pm_message_t state) -{ - struct net_device *ndev = pci_get_drvdata(pdev); - islpci_private *priv = ndev ? netdev_priv(ndev) : NULL; - BUG_ON(!priv); - - - pci_save_state(pdev); - - /* tell the device not to trigger interrupts for now... */ - isl38xx_disable_interrupts(priv->device_base); - - /* from now on assume the hardware was already powered down - and don't touch it anymore */ - islpci_set_state(priv, PRV_STATE_OFF); - - netif_stop_queue(ndev); - netif_device_detach(ndev); - - return 0; -} - -static int -prism54_resume(struct pci_dev *pdev) -{ - struct net_device *ndev = pci_get_drvdata(pdev); - islpci_private *priv = ndev ? netdev_priv(ndev) : NULL; - int err; - - BUG_ON(!priv); - - printk(KERN_NOTICE "%s: got resume request\n", ndev->name); - - err = pci_enable_device(pdev); - if (err) { - printk(KERN_ERR "%s: pci_enable_device failed on resume\n", - ndev->name); - return err; - } - - pci_restore_state(pdev); - - /* alright let's go into the PREBOOT state */ - islpci_reset(priv, 1); - - netif_device_attach(ndev); - netif_start_queue(ndev); - - return 0; -} - -static int __init -prism54_module_init(void) -{ - printk(KERN_INFO "Loaded %s driver, version %s\n", - DRV_NAME, DRV_VERSION); - - __bug_on_wrong_struct_sizes (); - - return pci_register_driver(&prism54_driver); -} - -/* by the time prism54_module_exit() terminates, as a postcondition - * all instances will have been destroyed by calls to - * prism54_remove() */ -static void __exit -prism54_module_exit(void) -{ - __in_cleanup_module = 1; - - pci_unregister_driver(&prism54_driver); - - printk(KERN_INFO "Unloaded %s driver\n", DRV_NAME); - - __in_cleanup_module = 0; -} - -/* register entry points */ -module_init(prism54_module_init); -module_exit(prism54_module_exit); -/* EOF */ diff --git a/drivers/net/wireless/prism54/islpci_mgt.c b/drivers/net/wireless/prism54/islpci_mgt.c deleted file mode 100644 index 0de14dfa68cc..000000000000 --- a/drivers/net/wireless/prism54/islpci_mgt.c +++ /dev/null @@ -1,502 +0,0 @@ -/* - * Copyright (C) 2002 Intersil Americas Inc. - * Copyright 2004 Jens Maurer - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see . - * - */ - -#include -#include -#include -#include -#include - -#include -#include - -#include "prismcompat.h" -#include "isl_38xx.h" -#include "islpci_mgt.h" -#include "isl_oid.h" /* additional types and defs for isl38xx fw */ -#include "isl_ioctl.h" - -#include - -/****************************************************************************** - Global variable definition section -******************************************************************************/ -int pc_debug = VERBOSE; -module_param(pc_debug, int, 0); - -/****************************************************************************** - Driver general functions -******************************************************************************/ -#if VERBOSE > SHOW_ERROR_MESSAGES -void -display_buffer(char *buffer, int length) -{ - if ((pc_debug & SHOW_BUFFER_CONTENTS) == 0) - return; - - while (length > 0) { - printk("[%02x]", *buffer & 255); - length--; - buffer++; - } - - printk("\n"); -} -#endif - -/***************************************************************************** - Queue handling for management frames -******************************************************************************/ - -/* - * Helper function to create a PIMFOR management frame header. - */ -static void -pimfor_encode_header(int operation, u32 oid, u32 length, pimfor_header_t *h) -{ - h->version = PIMFOR_VERSION; - h->operation = operation; - h->device_id = PIMFOR_DEV_ID_MHLI_MIB; - h->flags = 0; - h->oid = cpu_to_be32(oid); - h->length = cpu_to_be32(length); -} - -/* - * Helper function to analyze a PIMFOR management frame header. - */ -static pimfor_header_t * -pimfor_decode_header(void *data, int len) -{ - pimfor_header_t *h = data; - - while ((void *) h < data + len) { - if (h->flags & PIMFOR_FLAG_LITTLE_ENDIAN) { - le32_to_cpus(&h->oid); - le32_to_cpus(&h->length); - } else { - be32_to_cpus(&h->oid); - be32_to_cpus(&h->length); - } - if (h->oid != OID_INL_TUNNEL) - return h; - h++; - } - return NULL; -} - -/* - * Fill the receive queue for management frames with fresh buffers. - */ -int -islpci_mgmt_rx_fill(struct net_device *ndev) -{ - islpci_private *priv = netdev_priv(ndev); - isl38xx_control_block *cb = /* volatile not needed */ - (isl38xx_control_block *) priv->control_block; - u32 curr = le32_to_cpu(cb->driver_curr_frag[ISL38XX_CB_RX_MGMTQ]); - -#if VERBOSE > SHOW_ERROR_MESSAGES - DEBUG(SHOW_FUNCTION_CALLS, "islpci_mgmt_rx_fill\n"); -#endif - - while (curr - priv->index_mgmt_rx < ISL38XX_CB_MGMT_QSIZE) { - u32 index = curr % ISL38XX_CB_MGMT_QSIZE; - struct islpci_membuf *buf = &priv->mgmt_rx[index]; - isl38xx_fragment *frag = &cb->rx_data_mgmt[index]; - - if (buf->mem == NULL) { - buf->mem = kmalloc(MGMT_FRAME_SIZE, GFP_ATOMIC); - if (!buf->mem) - return -ENOMEM; - buf->size = MGMT_FRAME_SIZE; - } - if (buf->pci_addr == 0) { - buf->pci_addr = pci_map_single(priv->pdev, buf->mem, - MGMT_FRAME_SIZE, - PCI_DMA_FROMDEVICE); - if (!buf->pci_addr) { - printk(KERN_WARNING - "Failed to make memory DMA'able.\n"); - return -ENOMEM; - } - } - - /* be safe: always reset control block information */ - frag->size = cpu_to_le16(MGMT_FRAME_SIZE); - frag->flags = 0; - frag->address = cpu_to_le32(buf->pci_addr); - curr++; - - /* The fragment address in the control block must have - * been written before announcing the frame buffer to - * device */ - wmb(); - cb->driver_curr_frag[ISL38XX_CB_RX_MGMTQ] = cpu_to_le32(curr); - } - return 0; -} - -/* - * Create and transmit a management frame using "operation" and "oid", - * with arguments data/length. - * We either return an error and free the frame, or we return 0 and - * islpci_mgt_cleanup_transmit() frees the frame in the tx-done - * interrupt. - */ -static int -islpci_mgt_transmit(struct net_device *ndev, int operation, unsigned long oid, - void *data, int length) -{ - islpci_private *priv = netdev_priv(ndev); - isl38xx_control_block *cb = - (isl38xx_control_block *) priv->control_block; - void *p; - int err = -EINVAL; - unsigned long flags; - isl38xx_fragment *frag; - struct islpci_membuf buf; - u32 curr_frag; - int index; - int frag_len = length + PIMFOR_HEADER_SIZE; - -#if VERBOSE > SHOW_ERROR_MESSAGES - DEBUG(SHOW_FUNCTION_CALLS, "islpci_mgt_transmit\n"); -#endif - - if (frag_len > MGMT_FRAME_SIZE) { - printk(KERN_DEBUG "%s: mgmt frame too large %d\n", - ndev->name, frag_len); - goto error; - } - - err = -ENOMEM; - p = buf.mem = kmalloc(frag_len, GFP_KERNEL); - if (!buf.mem) - goto error; - - buf.size = frag_len; - - /* create the header directly in the fragment data area */ - pimfor_encode_header(operation, oid, length, (pimfor_header_t *) p); - p += PIMFOR_HEADER_SIZE; - - if (data) - memcpy(p, data, length); - else - memset(p, 0, length); - -#if VERBOSE > SHOW_ERROR_MESSAGES - { - pimfor_header_t *h = buf.mem; - DEBUG(SHOW_PIMFOR_FRAMES, - "PIMFOR: op %i, oid 0x%08lx, device %i, flags 0x%x length 0x%x\n", - h->operation, oid, h->device_id, h->flags, length); - - /* display the buffer contents for debugging */ - display_buffer((char *) h, sizeof (pimfor_header_t)); - display_buffer(p, length); - } -#endif - - err = -ENOMEM; - buf.pci_addr = pci_map_single(priv->pdev, buf.mem, frag_len, - PCI_DMA_TODEVICE); - if (!buf.pci_addr) { - printk(KERN_WARNING "%s: cannot map PCI memory for mgmt\n", - ndev->name); - goto error_free; - } - - /* Protect the control block modifications against interrupts. */ - spin_lock_irqsave(&priv->slock, flags); - curr_frag = le32_to_cpu(cb->driver_curr_frag[ISL38XX_CB_TX_MGMTQ]); - if (curr_frag - priv->index_mgmt_tx >= ISL38XX_CB_MGMT_QSIZE) { - printk(KERN_WARNING "%s: mgmt tx queue is still full\n", - ndev->name); - goto error_unlock; - } - - /* commit the frame to the tx device queue */ - index = curr_frag % ISL38XX_CB_MGMT_QSIZE; - priv->mgmt_tx[index] = buf; - frag = &cb->tx_data_mgmt[index]; - frag->size = cpu_to_le16(frag_len); - frag->flags = 0; /* for any other than the last fragment, set to 1 */ - frag->address = cpu_to_le32(buf.pci_addr); - - /* The fragment address in the control block must have - * been written before announcing the frame buffer to - * device */ - wmb(); - cb->driver_curr_frag[ISL38XX_CB_TX_MGMTQ] = cpu_to_le32(curr_frag + 1); - spin_unlock_irqrestore(&priv->slock, flags); - - /* trigger the device */ - islpci_trigger(priv); - return 0; - - error_unlock: - spin_unlock_irqrestore(&priv->slock, flags); - error_free: - kfree(buf.mem); - error: - return err; -} - -/* - * Receive a management frame from the device. - * This can be an arbitrary number of traps, and at most one response - * frame for a previous request sent via islpci_mgt_transmit(). - */ -int -islpci_mgt_receive(struct net_device *ndev) -{ - islpci_private *priv = netdev_priv(ndev); - isl38xx_control_block *cb = - (isl38xx_control_block *) priv->control_block; - u32 curr_frag; - -#if VERBOSE > SHOW_ERROR_MESSAGES - DEBUG(SHOW_FUNCTION_CALLS, "islpci_mgt_receive\n"); -#endif - - /* Only once per interrupt, determine fragment range to - * process. This avoids an endless loop (i.e. lockup) if - * frames come in faster than we can process them. */ - curr_frag = le32_to_cpu(cb->device_curr_frag[ISL38XX_CB_RX_MGMTQ]); - barrier(); - - for (; priv->index_mgmt_rx < curr_frag; priv->index_mgmt_rx++) { - pimfor_header_t *header; - u32 index = priv->index_mgmt_rx % ISL38XX_CB_MGMT_QSIZE; - struct islpci_membuf *buf = &priv->mgmt_rx[index]; - u16 frag_len; - int size; - struct islpci_mgmtframe *frame; - - /* I have no idea (and no documentation) if flags != 0 - * is possible. Drop the frame, reuse the buffer. */ - if (le16_to_cpu(cb->rx_data_mgmt[index].flags) != 0) { - printk(KERN_WARNING "%s: unknown flags 0x%04x\n", - ndev->name, - le16_to_cpu(cb->rx_data_mgmt[index].flags)); - continue; - } - - /* The device only returns the size of the header(s) here. */ - frag_len = le16_to_cpu(cb->rx_data_mgmt[index].size); - - /* - * We appear to have no way to tell the device the - * size of a receive buffer. Thus, if this check - * triggers, we likely have kernel heap corruption. */ - if (frag_len > MGMT_FRAME_SIZE) { - printk(KERN_WARNING - "%s: Bogus packet size of %d (%#x).\n", - ndev->name, frag_len, frag_len); - frag_len = MGMT_FRAME_SIZE; - } - - /* Ensure the results of device DMA are visible to the CPU. */ - pci_dma_sync_single_for_cpu(priv->pdev, buf->pci_addr, - buf->size, PCI_DMA_FROMDEVICE); - - /* Perform endianess conversion for PIMFOR header in-place. */ - header = pimfor_decode_header(buf->mem, frag_len); - if (!header) { - printk(KERN_WARNING "%s: no PIMFOR header found\n", - ndev->name); - continue; - } - - /* The device ID from the PIMFOR packet received from - * the MVC is always 0. We forward a sensible device_id. - * Not that anyone upstream would care... */ - header->device_id = priv->ndev->ifindex; - -#if VERBOSE > SHOW_ERROR_MESSAGES - DEBUG(SHOW_PIMFOR_FRAMES, - "PIMFOR: op %i, oid 0x%08x, device %i, flags 0x%x length 0x%x\n", - header->operation, header->oid, header->device_id, - header->flags, header->length); - - /* display the buffer contents for debugging */ - display_buffer((char *) header, PIMFOR_HEADER_SIZE); - display_buffer((char *) header + PIMFOR_HEADER_SIZE, - header->length); -#endif - - /* nobody sends these */ - if (header->flags & PIMFOR_FLAG_APPLIC_ORIGIN) { - printk(KERN_DEBUG - "%s: errant PIMFOR application frame\n", - ndev->name); - continue; - } - - /* Determine frame size, skipping OID_INL_TUNNEL headers. */ - size = PIMFOR_HEADER_SIZE + header->length; - frame = kmalloc(sizeof(struct islpci_mgmtframe) + size, - GFP_ATOMIC); - if (!frame) - continue; - - frame->ndev = ndev; - memcpy(&frame->buf, header, size); - frame->header = (pimfor_header_t *) frame->buf; - frame->data = frame->buf + PIMFOR_HEADER_SIZE; - -#if VERBOSE > SHOW_ERROR_MESSAGES - DEBUG(SHOW_PIMFOR_FRAMES, - "frame: header: %p, data: %p, size: %d\n", - frame->header, frame->data, size); -#endif - - if (header->operation == PIMFOR_OP_TRAP) { -#if VERBOSE > SHOW_ERROR_MESSAGES - printk(KERN_DEBUG - "TRAP: oid 0x%x, device %i, flags 0x%x length %i\n", - header->oid, header->device_id, header->flags, - header->length); -#endif - - /* Create work to handle trap out of interrupt - * context. */ - INIT_WORK(&frame->ws, prism54_process_trap); - schedule_work(&frame->ws); - - } else { - /* Signal the one waiting process that a response - * has been received. */ - if ((frame = xchg(&priv->mgmt_received, frame)) != NULL) { - printk(KERN_WARNING - "%s: mgmt response not collected\n", - ndev->name); - kfree(frame); - } -#if VERBOSE > SHOW_ERROR_MESSAGES - DEBUG(SHOW_TRACING, "Wake up Mgmt Queue\n"); -#endif - wake_up(&priv->mgmt_wqueue); - } - - } - - return 0; -} - -/* - * Cleanup the transmit queue by freeing all frames handled by the device. - */ -void -islpci_mgt_cleanup_transmit(struct net_device *ndev) -{ - islpci_private *priv = netdev_priv(ndev); - isl38xx_control_block *cb = /* volatile not needed */ - (isl38xx_control_block *) priv->control_block; - u32 curr_frag; - -#if VERBOSE > SHOW_ERROR_MESSAGES - DEBUG(SHOW_FUNCTION_CALLS, "islpci_mgt_cleanup_transmit\n"); -#endif - - /* Only once per cleanup, determine fragment range to - * process. This avoids an endless loop (i.e. lockup) if - * the device became confused, incrementing device_curr_frag - * rapidly. */ - curr_frag = le32_to_cpu(cb->device_curr_frag[ISL38XX_CB_TX_MGMTQ]); - barrier(); - - for (; priv->index_mgmt_tx < curr_frag; priv->index_mgmt_tx++) { - int index = priv->index_mgmt_tx % ISL38XX_CB_MGMT_QSIZE; - struct islpci_membuf *buf = &priv->mgmt_tx[index]; - pci_unmap_single(priv->pdev, buf->pci_addr, buf->size, - PCI_DMA_TODEVICE); - buf->pci_addr = 0; - kfree(buf->mem); - buf->mem = NULL; - buf->size = 0; - } -} - -/* - * Perform one request-response transaction to the device. - */ -int -islpci_mgt_transaction(struct net_device *ndev, - int operation, unsigned long oid, - void *senddata, int sendlen, - struct islpci_mgmtframe **recvframe) -{ - islpci_private *priv = netdev_priv(ndev); - const long wait_cycle_jiffies = msecs_to_jiffies(ISL38XX_WAIT_CYCLE * 10); - long timeout_left = ISL38XX_MAX_WAIT_CYCLES * wait_cycle_jiffies; - int err; - DEFINE_WAIT(wait); - - *recvframe = NULL; - - if (mutex_lock_interruptible(&priv->mgmt_lock)) - return -ERESTARTSYS; - - prepare_to_wait(&priv->mgmt_wqueue, &wait, TASK_UNINTERRUPTIBLE); - err = islpci_mgt_transmit(ndev, operation, oid, senddata, sendlen); - if (err) - goto out; - - err = -ETIMEDOUT; - while (timeout_left > 0) { - int timeleft; - struct islpci_mgmtframe *frame; - - timeleft = schedule_timeout_uninterruptible(wait_cycle_jiffies); - frame = xchg(&priv->mgmt_received, NULL); - if (frame) { - if (frame->header->oid == oid) { - *recvframe = frame; - err = 0; - goto out; - } else { - printk(KERN_DEBUG - "%s: expecting oid 0x%x, received 0x%x.\n", - ndev->name, (unsigned int) oid, - frame->header->oid); - kfree(frame); - frame = NULL; - } - } - if (timeleft == 0) { - printk(KERN_DEBUG - "%s: timeout waiting for mgmt response %lu, " - "triggering device\n", - ndev->name, timeout_left); - islpci_trigger(priv); - } - timeout_left += timeleft - wait_cycle_jiffies; - } - printk(KERN_WARNING "%s: timeout waiting for mgmt response\n", - ndev->name); - - /* TODO: we should reset the device here */ - out: - finish_wait(&priv->mgmt_wqueue, &wait); - mutex_unlock(&priv->mgmt_lock); - return err; -} - diff --git a/drivers/net/wireless/prism54/islpci_mgt.h b/drivers/net/wireless/prism54/islpci_mgt.h deleted file mode 100644 index 700c434c8803..000000000000 --- a/drivers/net/wireless/prism54/islpci_mgt.h +++ /dev/null @@ -1,138 +0,0 @@ -/* - * Copyright (C) 2002 Intersil Americas Inc. - * Copyright (C) 2003 Luis R. Rodriguez - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see . - * - */ - -#ifndef _ISLPCI_MGT_H -#define _ISLPCI_MGT_H - -#include -#include -#include - -/* - * Function definitions - */ - -#define K_DEBUG(f, m, args...) do { if(f & m) printk(KERN_DEBUG args); } while(0) -#define DEBUG(f, args...) K_DEBUG(f, pc_debug, args) - -extern int pc_debug; -#define init_wds 0 /* help compiler optimize away dead code */ - - -/* General driver definitions */ -#define PCIDEVICE_LATENCY_TIMER_MIN 0x40 -#define PCIDEVICE_LATENCY_TIMER_VAL 0x50 - -/* Debugging verbose definitions */ -#define SHOW_NOTHING 0x00 /* overrules everything */ -#define SHOW_ANYTHING 0xFF -#define SHOW_ERROR_MESSAGES 0x01 -#define SHOW_TRAPS 0x02 -#define SHOW_FUNCTION_CALLS 0x04 -#define SHOW_TRACING 0x08 -#define SHOW_QUEUE_INDEXES 0x10 -#define SHOW_PIMFOR_FRAMES 0x20 -#define SHOW_BUFFER_CONTENTS 0x40 -#define VERBOSE 0x01 - -/* Default card definitions */ -#define CARD_DEFAULT_CHANNEL 6 -#define CARD_DEFAULT_MODE INL_MODE_CLIENT -#define CARD_DEFAULT_IW_MODE IW_MODE_INFRA -#define CARD_DEFAULT_BSSTYPE DOT11_BSSTYPE_INFRA -#define CARD_DEFAULT_CLIENT_SSID "" -#define CARD_DEFAULT_AP_SSID "default" -#define CARD_DEFAULT_KEY1 "default_key_1" -#define CARD_DEFAULT_KEY2 "default_key_2" -#define CARD_DEFAULT_KEY3 "default_key_3" -#define CARD_DEFAULT_KEY4 "default_key_4" -#define CARD_DEFAULT_WEP 0 -#define CARD_DEFAULT_FILTER 0 -#define CARD_DEFAULT_WDS 0 -#define CARD_DEFAULT_AUTHEN DOT11_AUTH_OS -#define CARD_DEFAULT_DOT1X 0 -#define CARD_DEFAULT_MLME_MODE DOT11_MLME_AUTO -#define CARD_DEFAULT_CONFORMANCE OID_INL_CONFORMANCE_NONE -#define CARD_DEFAULT_PROFILE DOT11_PROFILE_MIXED_G_WIFI -#define CARD_DEFAULT_MAXFRAMEBURST DOT11_MAXFRAMEBURST_MIXED_SAFE - -/* PIMFOR package definitions */ -#define PIMFOR_ETHERTYPE 0x8828 -#define PIMFOR_HEADER_SIZE 12 -#define PIMFOR_VERSION 1 -#define PIMFOR_OP_GET 0 -#define PIMFOR_OP_SET 1 -#define PIMFOR_OP_RESPONSE 2 -#define PIMFOR_OP_ERROR 3 -#define PIMFOR_OP_TRAP 4 -#define PIMFOR_OP_RESERVED 5 /* till 255 */ -#define PIMFOR_DEV_ID_MHLI_MIB 0 -#define PIMFOR_FLAG_APPLIC_ORIGIN 0x01 -#define PIMFOR_FLAG_LITTLE_ENDIAN 0x02 - -void display_buffer(char *, int); - -/* - * Type definition section - * - * the structure defines only the header allowing copyless - * frame handling - */ -typedef struct { - u8 version; - u8 operation; - u32 oid; - u8 device_id; - u8 flags; - u32 length; -} __packed -pimfor_header_t; - -/* A received and interrupt-processed management frame, either for - * schedule_work(prism54_process_trap) or for priv->mgmt_received, - * processed by islpci_mgt_transaction(). */ -struct islpci_mgmtframe { - struct net_device *ndev; /* pointer to network device */ - pimfor_header_t *header; /* payload header, points into buf */ - void *data; /* payload ex header, points into buf */ - struct work_struct ws; /* argument for schedule_work() */ - char buf[0]; /* fragment buffer */ -}; - -int -islpci_mgt_receive(struct net_device *ndev); - -int -islpci_mgmt_rx_fill(struct net_device *ndev); - -void -islpci_mgt_cleanup_transmit(struct net_device *ndev); - -int -islpci_mgt_transaction(struct net_device *ndev, - int operation, unsigned long oid, - void *senddata, int sendlen, - struct islpci_mgmtframe **recvframe); - -static inline void -islpci_mgt_release(struct islpci_mgmtframe *frame) -{ - kfree(frame); -} - -#endif /* _ISLPCI_MGT_H */ diff --git a/drivers/net/wireless/prism54/oid_mgt.c b/drivers/net/wireless/prism54/oid_mgt.c deleted file mode 100644 index 3a8d2dbcfecd..000000000000 --- a/drivers/net/wireless/prism54/oid_mgt.c +++ /dev/null @@ -1,901 +0,0 @@ -/* - * Copyright (C) 2003,2004 Aurelien Alleaume - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see . - * - */ - -#include -#include - -#include "prismcompat.h" -#include "islpci_dev.h" -#include "islpci_mgt.h" -#include "isl_oid.h" -#include "oid_mgt.h" -#include "isl_ioctl.h" - -/* to convert between channel and freq */ -static const int frequency_list_bg[] = { 2412, 2417, 2422, 2427, 2432, - 2437, 2442, 2447, 2452, 2457, 2462, 2467, 2472, 2484 -}; - -int -channel_of_freq(int f) -{ - int c = 0; - - if ((f >= 2412) && (f <= 2484)) { - while ((c < 14) && (f != frequency_list_bg[c])) - c++; - return (c >= 14) ? 0 : ++c; - } else if ((f >= (int) 5000) && (f <= (int) 6000)) { - return ( (f - 5000) / 5 ); - } else - return 0; -} - -#define OID_STRUCT(name,oid,s,t) [name] = {oid, 0, sizeof(s), t} -#define OID_STRUCT_C(name,oid,s,t) OID_STRUCT(name,oid,s,t | OID_FLAG_CACHED) -#define OID_U32(name,oid) OID_STRUCT(name,oid,u32,OID_TYPE_U32) -#define OID_U32_C(name,oid) OID_STRUCT_C(name,oid,u32,OID_TYPE_U32) -#define OID_STRUCT_MLME(name,oid) OID_STRUCT(name,oid,struct obj_mlme,OID_TYPE_MLME) -#define OID_STRUCT_MLMEEX(name,oid) OID_STRUCT(name,oid,struct obj_mlmeex,OID_TYPE_MLMEEX) - -#define OID_UNKNOWN(name,oid) OID_STRUCT(name,oid,0,0) - -struct oid_t isl_oid[] = { - OID_STRUCT(GEN_OID_MACADDRESS, 0x00000000, u8[6], OID_TYPE_ADDR), - OID_U32(GEN_OID_LINKSTATE, 0x00000001), - OID_UNKNOWN(GEN_OID_WATCHDOG, 0x00000002), - OID_UNKNOWN(GEN_OID_MIBOP, 0x00000003), - OID_UNKNOWN(GEN_OID_OPTIONS, 0x00000004), - OID_UNKNOWN(GEN_OID_LEDCONFIG, 0x00000005), - - /* 802.11 */ - OID_U32_C(DOT11_OID_BSSTYPE, 0x10000000), - OID_STRUCT_C(DOT11_OID_BSSID, 0x10000001, u8[6], OID_TYPE_RAW), - OID_STRUCT_C(DOT11_OID_SSID, 0x10000002, struct obj_ssid, - OID_TYPE_SSID), - OID_U32(DOT11_OID_STATE, 0x10000003), - OID_U32(DOT11_OID_AID, 0x10000004), - OID_STRUCT(DOT11_OID_COUNTRYSTRING, 0x10000005, u8[4], OID_TYPE_RAW), - OID_STRUCT_C(DOT11_OID_SSIDOVERRIDE, 0x10000006, struct obj_ssid, - OID_TYPE_SSID), - - OID_U32(DOT11_OID_MEDIUMLIMIT, 0x11000000), - OID_U32_C(DOT11_OID_BEACONPERIOD, 0x11000001), - OID_U32(DOT11_OID_DTIMPERIOD, 0x11000002), - OID_U32(DOT11_OID_ATIMWINDOW, 0x11000003), - OID_U32(DOT11_OID_LISTENINTERVAL, 0x11000004), - OID_U32(DOT11_OID_CFPPERIOD, 0x11000005), - OID_U32(DOT11_OID_CFPDURATION, 0x11000006), - - OID_U32_C(DOT11_OID_AUTHENABLE, 0x12000000), - OID_U32_C(DOT11_OID_PRIVACYINVOKED, 0x12000001), - OID_U32_C(DOT11_OID_EXUNENCRYPTED, 0x12000002), - OID_U32_C(DOT11_OID_DEFKEYID, 0x12000003), - [DOT11_OID_DEFKEYX] = {0x12000004, 3, sizeof (struct obj_key), - OID_FLAG_CACHED | OID_TYPE_KEY}, /* DOT11_OID_DEFKEY1,...DOT11_OID_DEFKEY4 */ - OID_UNKNOWN(DOT11_OID_STAKEY, 0x12000008), - OID_U32(DOT11_OID_REKEYTHRESHOLD, 0x12000009), - OID_UNKNOWN(DOT11_OID_STASC, 0x1200000a), - - OID_U32(DOT11_OID_PRIVTXREJECTED, 0x1a000000), - OID_U32(DOT11_OID_PRIVRXPLAIN, 0x1a000001), - OID_U32(DOT11_OID_PRIVRXFAILED, 0x1a000002), - OID_U32(DOT11_OID_PRIVRXNOKEY, 0x1a000003), - - OID_U32_C(DOT11_OID_RTSTHRESH, 0x13000000), - OID_U32_C(DOT11_OID_FRAGTHRESH, 0x13000001), - OID_U32_C(DOT11_OID_SHORTRETRIES, 0x13000002), - OID_U32_C(DOT11_OID_LONGRETRIES, 0x13000003), - OID_U32_C(DOT11_OID_MAXTXLIFETIME, 0x13000004), - OID_U32(DOT11_OID_MAXRXLIFETIME, 0x13000005), - OID_U32(DOT11_OID_AUTHRESPTIMEOUT, 0x13000006), - OID_U32(DOT11_OID_ASSOCRESPTIMEOUT, 0x13000007), - - OID_UNKNOWN(DOT11_OID_ALOFT_TABLE, 0x1d000000), - OID_UNKNOWN(DOT11_OID_ALOFT_CTRL_TABLE, 0x1d000001), - OID_UNKNOWN(DOT11_OID_ALOFT_RETREAT, 0x1d000002), - OID_UNKNOWN(DOT11_OID_ALOFT_PROGRESS, 0x1d000003), - OID_U32(DOT11_OID_ALOFT_FIXEDRATE, 0x1d000004), - OID_UNKNOWN(DOT11_OID_ALOFT_RSSIGRAPH, 0x1d000005), - OID_UNKNOWN(DOT11_OID_ALOFT_CONFIG, 0x1d000006), - - [DOT11_OID_VDCFX] = {0x1b000000, 7, 0, 0}, - OID_U32(DOT11_OID_MAXFRAMEBURST, 0x1b000008), - - OID_U32(DOT11_OID_PSM, 0x14000000), - OID_U32(DOT11_OID_CAMTIMEOUT, 0x14000001), - OID_U32(DOT11_OID_RECEIVEDTIMS, 0x14000002), - OID_U32(DOT11_OID_ROAMPREFERENCE, 0x14000003), - - OID_U32(DOT11_OID_BRIDGELOCAL, 0x15000000), - OID_U32(DOT11_OID_CLIENTS, 0x15000001), - OID_U32(DOT11_OID_CLIENTSASSOCIATED, 0x15000002), - [DOT11_OID_CLIENTX] = {0x15000003, 2006, 0, 0}, /* DOT11_OID_CLIENTX,...DOT11_OID_CLIENT2007 */ - - OID_STRUCT(DOT11_OID_CLIENTFIND, 0x150007DB, u8[6], OID_TYPE_ADDR), - OID_STRUCT(DOT11_OID_WDSLINKADD, 0x150007DC, u8[6], OID_TYPE_ADDR), - OID_STRUCT(DOT11_OID_WDSLINKREMOVE, 0x150007DD, u8[6], OID_TYPE_ADDR), - OID_STRUCT(DOT11_OID_EAPAUTHSTA, 0x150007DE, u8[6], OID_TYPE_ADDR), - OID_STRUCT(DOT11_OID_EAPUNAUTHSTA, 0x150007DF, u8[6], OID_TYPE_ADDR), - OID_U32_C(DOT11_OID_DOT1XENABLE, 0x150007E0), - OID_UNKNOWN(DOT11_OID_MICFAILURE, 0x150007E1), - OID_UNKNOWN(DOT11_OID_REKEYINDICATE, 0x150007E2), - - OID_U32(DOT11_OID_MPDUTXSUCCESSFUL, 0x16000000), - OID_U32(DOT11_OID_MPDUTXONERETRY, 0x16000001), - OID_U32(DOT11_OID_MPDUTXMULTIPLERETRIES, 0x16000002), - OID_U32(DOT11_OID_MPDUTXFAILED, 0x16000003), - OID_U32(DOT11_OID_MPDURXSUCCESSFUL, 0x16000004), - OID_U32(DOT11_OID_MPDURXDUPS, 0x16000005), - OID_U32(DOT11_OID_RTSSUCCESSFUL, 0x16000006), - OID_U32(DOT11_OID_RTSFAILED, 0x16000007), - OID_U32(DOT11_OID_ACKFAILED, 0x16000008), - OID_U32(DOT11_OID_FRAMERECEIVES, 0x16000009), - OID_U32(DOT11_OID_FRAMEERRORS, 0x1600000A), - OID_U32(DOT11_OID_FRAMEABORTS, 0x1600000B), - OID_U32(DOT11_OID_FRAMEABORTSPHY, 0x1600000C), - - OID_U32(DOT11_OID_SLOTTIME, 0x17000000), - OID_U32(DOT11_OID_CWMIN, 0x17000001), - OID_U32(DOT11_OID_CWMAX, 0x17000002), - OID_U32(DOT11_OID_ACKWINDOW, 0x17000003), - OID_U32(DOT11_OID_ANTENNARX, 0x17000004), - OID_U32(DOT11_OID_ANTENNATX, 0x17000005), - OID_U32(DOT11_OID_ANTENNADIVERSITY, 0x17000006), - OID_U32_C(DOT11_OID_CHANNEL, 0x17000007), - OID_U32_C(DOT11_OID_EDTHRESHOLD, 0x17000008), - OID_U32(DOT11_OID_PREAMBLESETTINGS, 0x17000009), - OID_STRUCT(DOT11_OID_RATES, 0x1700000A, u8[IWMAX_BITRATES + 1], - OID_TYPE_RAW), - OID_U32(DOT11_OID_CCAMODESUPPORTED, 0x1700000B), - OID_U32(DOT11_OID_CCAMODE, 0x1700000C), - OID_UNKNOWN(DOT11_OID_RSSIVECTOR, 0x1700000D), - OID_UNKNOWN(DOT11_OID_OUTPUTPOWERTABLE, 0x1700000E), - OID_U32(DOT11_OID_OUTPUTPOWER, 0x1700000F), - OID_STRUCT(DOT11_OID_SUPPORTEDRATES, 0x17000010, - u8[IWMAX_BITRATES + 1], OID_TYPE_RAW), - OID_U32_C(DOT11_OID_FREQUENCY, 0x17000011), - [DOT11_OID_SUPPORTEDFREQUENCIES] = - {0x17000012, 0, sizeof (struct obj_frequencies) - + sizeof (u16) * IWMAX_FREQ, OID_TYPE_FREQUENCIES}, - - OID_U32(DOT11_OID_NOISEFLOOR, 0x17000013), - OID_STRUCT(DOT11_OID_FREQUENCYACTIVITY, 0x17000014, u8[IWMAX_FREQ + 1], - OID_TYPE_RAW), - OID_UNKNOWN(DOT11_OID_IQCALIBRATIONTABLE, 0x17000015), - OID_U32(DOT11_OID_NONERPPROTECTION, 0x17000016), - OID_U32(DOT11_OID_SLOTSETTINGS, 0x17000017), - OID_U32(DOT11_OID_NONERPTIMEOUT, 0x17000018), - OID_U32(DOT11_OID_PROFILES, 0x17000019), - OID_STRUCT(DOT11_OID_EXTENDEDRATES, 0x17000020, - u8[IWMAX_BITRATES + 1], OID_TYPE_RAW), - - OID_STRUCT_MLME(DOT11_OID_DEAUTHENTICATE, 0x18000000), - OID_STRUCT_MLME(DOT11_OID_AUTHENTICATE, 0x18000001), - OID_STRUCT_MLME(DOT11_OID_DISASSOCIATE, 0x18000002), - OID_STRUCT_MLME(DOT11_OID_ASSOCIATE, 0x18000003), - OID_UNKNOWN(DOT11_OID_SCAN, 0x18000004), - OID_STRUCT_MLMEEX(DOT11_OID_BEACON, 0x18000005), - OID_STRUCT_MLMEEX(DOT11_OID_PROBE, 0x18000006), - OID_STRUCT_MLMEEX(DOT11_OID_DEAUTHENTICATEEX, 0x18000007), - OID_STRUCT_MLMEEX(DOT11_OID_AUTHENTICATEEX, 0x18000008), - OID_STRUCT_MLMEEX(DOT11_OID_DISASSOCIATEEX, 0x18000009), - OID_STRUCT_MLMEEX(DOT11_OID_ASSOCIATEEX, 0x1800000A), - OID_STRUCT_MLMEEX(DOT11_OID_REASSOCIATE, 0x1800000B), - OID_STRUCT_MLMEEX(DOT11_OID_REASSOCIATEEX, 0x1800000C), - - OID_U32(DOT11_OID_NONERPSTATUS, 0x1E000000), - - OID_U32(DOT11_OID_STATIMEOUT, 0x19000000), - OID_U32_C(DOT11_OID_MLMEAUTOLEVEL, 0x19000001), - OID_U32(DOT11_OID_BSSTIMEOUT, 0x19000002), - [DOT11_OID_ATTACHMENT] = {0x19000003, 0, - sizeof(struct obj_attachment), OID_TYPE_ATTACH}, - OID_STRUCT_C(DOT11_OID_PSMBUFFER, 0x19000004, struct obj_buffer, - OID_TYPE_BUFFER), - - OID_U32(DOT11_OID_BSSS, 0x1C000000), - [DOT11_OID_BSSX] = {0x1C000001, 63, sizeof (struct obj_bss), - OID_TYPE_BSS}, /*DOT11_OID_BSS1,...,DOT11_OID_BSS64 */ - OID_STRUCT(DOT11_OID_BSSFIND, 0x1C000042, struct obj_bss, OID_TYPE_BSS), - [DOT11_OID_BSSLIST] = {0x1C000043, 0, sizeof (struct - obj_bsslist) + - sizeof (struct obj_bss[IWMAX_BSS]), - OID_TYPE_BSSLIST}, - - OID_UNKNOWN(OID_INL_TUNNEL, 0xFF020000), - OID_UNKNOWN(OID_INL_MEMADDR, 0xFF020001), - OID_UNKNOWN(OID_INL_MEMORY, 0xFF020002), - OID_U32_C(OID_INL_MODE, 0xFF020003), - OID_UNKNOWN(OID_INL_COMPONENT_NR, 0xFF020004), - OID_STRUCT(OID_INL_VERSION, 0xFF020005, u8[8], OID_TYPE_RAW), - OID_UNKNOWN(OID_INL_INTERFACE_ID, 0xFF020006), - OID_UNKNOWN(OID_INL_COMPONENT_ID, 0xFF020007), - OID_U32_C(OID_INL_CONFIG, 0xFF020008), - OID_U32_C(OID_INL_DOT11D_CONFORMANCE, 0xFF02000C), - OID_U32(OID_INL_PHYCAPABILITIES, 0xFF02000D), - OID_U32_C(OID_INL_OUTPUTPOWER, 0xFF02000F), - -}; - -int -mgt_init(islpci_private *priv) -{ - int i; - - priv->mib = kcalloc(OID_NUM_LAST, sizeof (void *), GFP_KERNEL); - if (!priv->mib) - return -ENOMEM; - - /* Alloc the cache */ - for (i = 0; i < OID_NUM_LAST; i++) { - if (isl_oid[i].flags & OID_FLAG_CACHED) { - priv->mib[i] = kzalloc(isl_oid[i].size * - (isl_oid[i].range + 1), - GFP_KERNEL); - if (!priv->mib[i]) - return -ENOMEM; - } else - priv->mib[i] = NULL; - } - - init_rwsem(&priv->mib_sem); - prism54_mib_init(priv); - - return 0; -} - -void -mgt_clean(islpci_private *priv) -{ - int i; - - if (!priv->mib) - return; - for (i = 0; i < OID_NUM_LAST; i++) { - kfree(priv->mib[i]); - priv->mib[i] = NULL; - } - kfree(priv->mib); - priv->mib = NULL; -} - -void -mgt_le_to_cpu(int type, void *data) -{ - switch (type) { - case OID_TYPE_U32: - *(u32 *) data = le32_to_cpu(*(u32 *) data); - break; - case OID_TYPE_BUFFER:{ - struct obj_buffer *buff = data; - buff->size = le32_to_cpu(buff->size); - buff->addr = le32_to_cpu(buff->addr); - break; - } - case OID_TYPE_BSS:{ - struct obj_bss *bss = data; - bss->age = le16_to_cpu(bss->age); - bss->channel = le16_to_cpu(bss->channel); - bss->capinfo = le16_to_cpu(bss->capinfo); - bss->rates = le16_to_cpu(bss->rates); - bss->basic_rates = le16_to_cpu(bss->basic_rates); - break; - } - case OID_TYPE_BSSLIST:{ - struct obj_bsslist *list = data; - int i; - list->nr = le32_to_cpu(list->nr); - for (i = 0; i < list->nr; i++) - mgt_le_to_cpu(OID_TYPE_BSS, &list->bsslist[i]); - break; - } - case OID_TYPE_FREQUENCIES:{ - struct obj_frequencies *freq = data; - int i; - freq->nr = le16_to_cpu(freq->nr); - for (i = 0; i < freq->nr; i++) - freq->mhz[i] = le16_to_cpu(freq->mhz[i]); - break; - } - case OID_TYPE_MLME:{ - struct obj_mlme *mlme = data; - mlme->id = le16_to_cpu(mlme->id); - mlme->state = le16_to_cpu(mlme->state); - mlme->code = le16_to_cpu(mlme->code); - break; - } - case OID_TYPE_MLMEEX:{ - struct obj_mlmeex *mlme = data; - mlme->id = le16_to_cpu(mlme->id); - mlme->state = le16_to_cpu(mlme->state); - mlme->code = le16_to_cpu(mlme->code); - mlme->size = le16_to_cpu(mlme->size); - break; - } - case OID_TYPE_ATTACH:{ - struct obj_attachment *attach = data; - attach->id = le16_to_cpu(attach->id); - attach->size = le16_to_cpu(attach->size); - break; - } - case OID_TYPE_SSID: - case OID_TYPE_KEY: - case OID_TYPE_ADDR: - case OID_TYPE_RAW: - break; - default: - BUG(); - } -} - -static void -mgt_cpu_to_le(int type, void *data) -{ - switch (type) { - case OID_TYPE_U32: - *(u32 *) data = cpu_to_le32(*(u32 *) data); - break; - case OID_TYPE_BUFFER:{ - struct obj_buffer *buff = data; - buff->size = cpu_to_le32(buff->size); - buff->addr = cpu_to_le32(buff->addr); - break; - } - case OID_TYPE_BSS:{ - struct obj_bss *bss = data; - bss->age = cpu_to_le16(bss->age); - bss->channel = cpu_to_le16(bss->channel); - bss->capinfo = cpu_to_le16(bss->capinfo); - bss->rates = cpu_to_le16(bss->rates); - bss->basic_rates = cpu_to_le16(bss->basic_rates); - break; - } - case OID_TYPE_BSSLIST:{ - struct obj_bsslist *list = data; - int i; - list->nr = cpu_to_le32(list->nr); - for (i = 0; i < list->nr; i++) - mgt_cpu_to_le(OID_TYPE_BSS, &list->bsslist[i]); - break; - } - case OID_TYPE_FREQUENCIES:{ - struct obj_frequencies *freq = data; - int i; - freq->nr = cpu_to_le16(freq->nr); - for (i = 0; i < freq->nr; i++) - freq->mhz[i] = cpu_to_le16(freq->mhz[i]); - break; - } - case OID_TYPE_MLME:{ - struct obj_mlme *mlme = data; - mlme->id = cpu_to_le16(mlme->id); - mlme->state = cpu_to_le16(mlme->state); - mlme->code = cpu_to_le16(mlme->code); - break; - } - case OID_TYPE_MLMEEX:{ - struct obj_mlmeex *mlme = data; - mlme->id = cpu_to_le16(mlme->id); - mlme->state = cpu_to_le16(mlme->state); - mlme->code = cpu_to_le16(mlme->code); - mlme->size = cpu_to_le16(mlme->size); - break; - } - case OID_TYPE_ATTACH:{ - struct obj_attachment *attach = data; - attach->id = cpu_to_le16(attach->id); - attach->size = cpu_to_le16(attach->size); - break; - } - case OID_TYPE_SSID: - case OID_TYPE_KEY: - case OID_TYPE_ADDR: - case OID_TYPE_RAW: - break; - default: - BUG(); - } -} - -/* Note : data is modified during this function */ - -int -mgt_set_request(islpci_private *priv, enum oid_num_t n, int extra, void *data) -{ - int ret = 0; - struct islpci_mgmtframe *response = NULL; - int response_op = PIMFOR_OP_ERROR; - int dlen; - void *cache, *_data = data; - u32 oid; - - BUG_ON(OID_NUM_LAST <= n); - BUG_ON(extra > isl_oid[n].range); - - if (!priv->mib) - /* memory has been freed */ - return -1; - - dlen = isl_oid[n].size; - cache = priv->mib[n]; - cache += (cache ? extra * dlen : 0); - oid = isl_oid[n].oid + extra; - - if (_data == NULL) - /* we are requested to re-set a cached value */ - _data = cache; - else - mgt_cpu_to_le(isl_oid[n].flags & OID_FLAG_TYPE, _data); - /* If we are going to write to the cache, we don't want anyone to read - * it -> acquire write lock. - * Else we could acquire a read lock to be sure we don't bother the - * commit process (which takes a write lock). But I'm not sure if it's - * needed. - */ - if (cache) - down_write(&priv->mib_sem); - - if (islpci_get_state(priv) >= PRV_STATE_READY) { - ret = islpci_mgt_transaction(priv->ndev, PIMFOR_OP_SET, oid, - _data, dlen, &response); - if (!ret) { - response_op = response->header->operation; - islpci_mgt_release(response); - } - if (ret || response_op == PIMFOR_OP_ERROR) - ret = -EIO; - } else if (!cache) - ret = -EIO; - - if (cache) { - if (!ret && data) - memcpy(cache, _data, dlen); - up_write(&priv->mib_sem); - } - - /* re-set given data to what it was */ - if (data) - mgt_le_to_cpu(isl_oid[n].flags & OID_FLAG_TYPE, data); - - return ret; -} - -/* None of these are cached */ -int -mgt_set_varlen(islpci_private *priv, enum oid_num_t n, void *data, int extra_len) -{ - int ret = 0; - struct islpci_mgmtframe *response; - int response_op = PIMFOR_OP_ERROR; - int dlen; - u32 oid; - - BUG_ON(OID_NUM_LAST <= n); - - dlen = isl_oid[n].size; - oid = isl_oid[n].oid; - - mgt_cpu_to_le(isl_oid[n].flags & OID_FLAG_TYPE, data); - - if (islpci_get_state(priv) >= PRV_STATE_READY) { - ret = islpci_mgt_transaction(priv->ndev, PIMFOR_OP_SET, oid, - data, dlen + extra_len, &response); - if (!ret) { - response_op = response->header->operation; - islpci_mgt_release(response); - } - if (ret || response_op == PIMFOR_OP_ERROR) - ret = -EIO; - } else - ret = -EIO; - - /* re-set given data to what it was */ - if (data) - mgt_le_to_cpu(isl_oid[n].flags & OID_FLAG_TYPE, data); - - return ret; -} - -int -mgt_get_request(islpci_private *priv, enum oid_num_t n, int extra, void *data, - union oid_res_t *res) -{ - - int ret = -EIO; - int reslen = 0; - struct islpci_mgmtframe *response = NULL; - - int dlen; - void *cache, *_res = NULL; - u32 oid; - - BUG_ON(OID_NUM_LAST <= n); - BUG_ON(extra > isl_oid[n].range); - - res->ptr = NULL; - - if (!priv->mib) - /* memory has been freed */ - return -1; - - dlen = isl_oid[n].size; - cache = priv->mib[n]; - cache += cache ? extra * dlen : 0; - oid = isl_oid[n].oid + extra; - reslen = dlen; - - if (cache) - down_read(&priv->mib_sem); - - if (islpci_get_state(priv) >= PRV_STATE_READY) { - ret = islpci_mgt_transaction(priv->ndev, PIMFOR_OP_GET, - oid, data, dlen, &response); - if (ret || !response || - response->header->operation == PIMFOR_OP_ERROR) { - if (response) - islpci_mgt_release(response); - ret = -EIO; - } - if (!ret) { - _res = response->data; - reslen = response->header->length; - } - } else if (cache) { - _res = cache; - ret = 0; - } - if ((isl_oid[n].flags & OID_FLAG_TYPE) == OID_TYPE_U32) - res->u = ret ? 0 : le32_to_cpu(*(u32 *) _res); - else { - res->ptr = kmalloc(reslen, GFP_KERNEL); - BUG_ON(res->ptr == NULL); - if (ret) - memset(res->ptr, 0, reslen); - else { - memcpy(res->ptr, _res, reslen); - mgt_le_to_cpu(isl_oid[n].flags & OID_FLAG_TYPE, - res->ptr); - } - } - if (cache) - up_read(&priv->mib_sem); - - if (response && !ret) - islpci_mgt_release(response); - - if (reslen > isl_oid[n].size) - printk(KERN_DEBUG - "mgt_get_request(0x%x): received data length was bigger " - "than expected (%d > %d). Memory is probably corrupted...", - oid, reslen, isl_oid[n].size); - - return ret; -} - -/* lock outside */ -int -mgt_commit_list(islpci_private *priv, enum oid_num_t *l, int n) -{ - int i, ret = 0; - struct islpci_mgmtframe *response; - - for (i = 0; i < n; i++) { - struct oid_t *t = &(isl_oid[l[i]]); - void *data = priv->mib[l[i]]; - int j = 0; - u32 oid = t->oid; - BUG_ON(data == NULL); - while (j <= t->range) { - int r = islpci_mgt_transaction(priv->ndev, PIMFOR_OP_SET, - oid, data, t->size, - &response); - if (response) { - r |= (response->header->operation == PIMFOR_OP_ERROR); - islpci_mgt_release(response); - } - if (r) - printk(KERN_ERR "%s: mgt_commit_list: failure. " - "oid=%08x err=%d\n", - priv->ndev->name, oid, r); - ret |= r; - j++; - oid++; - data += t->size; - } - } - return ret; -} - -/* Lock outside */ - -void -mgt_set(islpci_private *priv, enum oid_num_t n, void *data) -{ - BUG_ON(OID_NUM_LAST <= n); - BUG_ON(priv->mib[n] == NULL); - - memcpy(priv->mib[n], data, isl_oid[n].size); - mgt_cpu_to_le(isl_oid[n].flags & OID_FLAG_TYPE, priv->mib[n]); -} - -void -mgt_get(islpci_private *priv, enum oid_num_t n, void *res) -{ - BUG_ON(OID_NUM_LAST <= n); - BUG_ON(priv->mib[n] == NULL); - BUG_ON(res == NULL); - - memcpy(res, priv->mib[n], isl_oid[n].size); - mgt_le_to_cpu(isl_oid[n].flags & OID_FLAG_TYPE, res); -} - -/* Commits the cache. Lock outside. */ - -static enum oid_num_t commit_part1[] = { - OID_INL_CONFIG, - OID_INL_MODE, - DOT11_OID_BSSTYPE, - DOT11_OID_CHANNEL, - DOT11_OID_MLMEAUTOLEVEL -}; - -static enum oid_num_t commit_part2[] = { - DOT11_OID_SSID, - DOT11_OID_PSMBUFFER, - DOT11_OID_AUTHENABLE, - DOT11_OID_PRIVACYINVOKED, - DOT11_OID_EXUNENCRYPTED, - DOT11_OID_DEFKEYX, /* MULTIPLE */ - DOT11_OID_DEFKEYID, - DOT11_OID_DOT1XENABLE, - OID_INL_DOT11D_CONFORMANCE, - /* Do not initialize this - fw < 1.0.4.3 rejects it - OID_INL_OUTPUTPOWER, - */ -}; - -/* update the MAC addr. */ -static int -mgt_update_addr(islpci_private *priv) -{ - struct islpci_mgmtframe *res; - int ret; - - ret = islpci_mgt_transaction(priv->ndev, PIMFOR_OP_GET, - isl_oid[GEN_OID_MACADDRESS].oid, NULL, - isl_oid[GEN_OID_MACADDRESS].size, &res); - - if ((ret == 0) && res && (res->header->operation != PIMFOR_OP_ERROR)) - memcpy(priv->ndev->dev_addr, res->data, ETH_ALEN); - else - ret = -EIO; - if (res) - islpci_mgt_release(res); - - if (ret) - printk(KERN_ERR "%s: mgt_update_addr: failure\n", priv->ndev->name); - return ret; -} - -int -mgt_commit(islpci_private *priv) -{ - int rvalue; - enum oid_num_t u; - - if (islpci_get_state(priv) < PRV_STATE_INIT) - return 0; - - rvalue = mgt_commit_list(priv, commit_part1, ARRAY_SIZE(commit_part1)); - - if (priv->iw_mode != IW_MODE_MONITOR) - rvalue |= mgt_commit_list(priv, commit_part2, ARRAY_SIZE(commit_part2)); - - u = OID_INL_MODE; - rvalue |= mgt_commit_list(priv, &u, 1); - rvalue |= mgt_update_addr(priv); - - if (rvalue) { - /* some request have failed. The device might be in an - incoherent state. We should reset it ! */ - printk(KERN_DEBUG "%s: mgt_commit: failure\n", priv->ndev->name); - } - return rvalue; -} - -/* The following OIDs need to be "unlatched": - * - * MEDIUMLIMIT,BEACONPERIOD,DTIMPERIOD,ATIMWINDOW,LISTENINTERVAL - * FREQUENCY,EXTENDEDRATES. - * - * The way to do this is to set ESSID. Note though that they may get - * unlatch before though by setting another OID. */ -#if 0 -void -mgt_unlatch_all(islpci_private *priv) -{ - u32 u; - int rvalue = 0; - - if (islpci_get_state(priv) < PRV_STATE_INIT) - return; - - u = DOT11_OID_SSID; - rvalue = mgt_commit_list(priv, &u, 1); - /* Necessary if in MANUAL RUN mode? */ -#if 0 - u = OID_INL_MODE; - rvalue |= mgt_commit_list(priv, &u, 1); - - u = DOT11_OID_MLMEAUTOLEVEL; - rvalue |= mgt_commit_list(priv, &u, 1); - - u = OID_INL_MODE; - rvalue |= mgt_commit_list(priv, &u, 1); -#endif - - if (rvalue) - printk(KERN_DEBUG "%s: Unlatching OIDs failed\n", priv->ndev->name); -} -#endif - -/* This will tell you if you are allowed to answer a mlme(ex) request .*/ - -int -mgt_mlme_answer(islpci_private *priv) -{ - u32 mlmeautolevel; - /* Acquire a read lock because if we are in a mode change, it's - * possible to answer true, while the card is leaving master to managed - * mode. Answering to a mlme in this situation could hang the card. - */ - down_read(&priv->mib_sem); - mlmeautolevel = - le32_to_cpu(*(u32 *) priv->mib[DOT11_OID_MLMEAUTOLEVEL]); - up_read(&priv->mib_sem); - - return ((priv->iw_mode == IW_MODE_MASTER) && - (mlmeautolevel >= DOT11_MLME_INTERMEDIATE)); -} - -enum oid_num_t -mgt_oidtonum(u32 oid) -{ - int i; - - for (i = 0; i < OID_NUM_LAST; i++) - if (isl_oid[i].oid == oid) - return i; - - printk(KERN_DEBUG "looking for an unknown oid 0x%x", oid); - - return OID_NUM_LAST; -} - -int -mgt_response_to_str(enum oid_num_t n, union oid_res_t *r, char *str) -{ - switch (isl_oid[n].flags & OID_FLAG_TYPE) { - case OID_TYPE_U32: - return snprintf(str, PRIV_STR_SIZE, "%u\n", r->u); - case OID_TYPE_BUFFER:{ - struct obj_buffer *buff = r->ptr; - return snprintf(str, PRIV_STR_SIZE, - "size=%u\naddr=0x%X\n", buff->size, - buff->addr); - } - break; - case OID_TYPE_BSS:{ - struct obj_bss *bss = r->ptr; - return snprintf(str, PRIV_STR_SIZE, - "age=%u\nchannel=%u\n" - "capinfo=0x%X\nrates=0x%X\n" - "basic_rates=0x%X\n", bss->age, - bss->channel, bss->capinfo, - bss->rates, bss->basic_rates); - } - break; - case OID_TYPE_BSSLIST:{ - struct obj_bsslist *list = r->ptr; - int i, k; - k = snprintf(str, PRIV_STR_SIZE, "nr=%u\n", list->nr); - for (i = 0; i < list->nr; i++) - k += snprintf(str + k, PRIV_STR_SIZE - k, - "bss[%u] :\nage=%u\nchannel=%u\n" - "capinfo=0x%X\nrates=0x%X\n" - "basic_rates=0x%X\n", - i, list->bsslist[i].age, - list->bsslist[i].channel, - list->bsslist[i].capinfo, - list->bsslist[i].rates, - list->bsslist[i].basic_rates); - return k; - } - break; - case OID_TYPE_FREQUENCIES:{ - struct obj_frequencies *freq = r->ptr; - int i, t; - printk("nr : %u\n", freq->nr); - t = snprintf(str, PRIV_STR_SIZE, "nr=%u\n", freq->nr); - for (i = 0; i < freq->nr; i++) - t += snprintf(str + t, PRIV_STR_SIZE - t, - "mhz[%u]=%u\n", i, freq->mhz[i]); - return t; - } - break; - case OID_TYPE_MLME:{ - struct obj_mlme *mlme = r->ptr; - return snprintf(str, PRIV_STR_SIZE, - "id=0x%X\nstate=0x%X\ncode=0x%X\n", - mlme->id, mlme->state, mlme->code); - } - break; - case OID_TYPE_MLMEEX:{ - struct obj_mlmeex *mlme = r->ptr; - return snprintf(str, PRIV_STR_SIZE, - "id=0x%X\nstate=0x%X\n" - "code=0x%X\nsize=0x%X\n", mlme->id, - mlme->state, mlme->code, mlme->size); - } - break; - case OID_TYPE_ATTACH:{ - struct obj_attachment *attach = r->ptr; - return snprintf(str, PRIV_STR_SIZE, - "id=%d\nsize=%d\n", - attach->id, - attach->size); - } - break; - case OID_TYPE_SSID:{ - struct obj_ssid *ssid = r->ptr; - return snprintf(str, PRIV_STR_SIZE, - "length=%u\noctets=%.*s\n", - ssid->length, ssid->length, - ssid->octets); - } - break; - case OID_TYPE_KEY:{ - struct obj_key *key = r->ptr; - int t, i; - t = snprintf(str, PRIV_STR_SIZE, - "type=0x%X\nlength=0x%X\nkey=0x", - key->type, key->length); - for (i = 0; i < key->length; i++) - t += snprintf(str + t, PRIV_STR_SIZE - t, - "%02X:", key->key[i]); - t += snprintf(str + t, PRIV_STR_SIZE - t, "\n"); - return t; - } - break; - case OID_TYPE_RAW: - case OID_TYPE_ADDR:{ - unsigned char *buff = r->ptr; - int t, i; - t = snprintf(str, PRIV_STR_SIZE, "hex data="); - for (i = 0; i < isl_oid[n].size; i++) - t += snprintf(str + t, PRIV_STR_SIZE - t, - "%02X:", buff[i]); - t += snprintf(str + t, PRIV_STR_SIZE - t, "\n"); - return t; - } - break; - default: - BUG(); - } - return 0; -} diff --git a/drivers/net/wireless/prism54/oid_mgt.h b/drivers/net/wireless/prism54/oid_mgt.h deleted file mode 100644 index cf5141df8474..000000000000 --- a/drivers/net/wireless/prism54/oid_mgt.h +++ /dev/null @@ -1,58 +0,0 @@ -/* - * Copyright (C) 2003 Aurelien Alleaume - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see . - * - */ - -#if !defined(_OID_MGT_H) -#define _OID_MGT_H - -#include "isl_oid.h" -#include "islpci_dev.h" - -extern struct oid_t isl_oid[]; - -int mgt_init(islpci_private *); - -void mgt_clean(islpci_private *); - -/* I don't know where to put these 2 */ -extern const int frequency_list_a[]; -int channel_of_freq(int); - -void mgt_le_to_cpu(int, void *); - -int mgt_set_request(islpci_private *, enum oid_num_t, int, void *); -int mgt_set_varlen(islpci_private *, enum oid_num_t, void *, int); - - -int mgt_get_request(islpci_private *, enum oid_num_t, int, void *, - union oid_res_t *); - -int mgt_commit_list(islpci_private *, enum oid_num_t *, int); - -void mgt_set(islpci_private *, enum oid_num_t, void *); - -void mgt_get(islpci_private *, enum oid_num_t, void *); - -int mgt_commit(islpci_private *); - -int mgt_mlme_answer(islpci_private *); - -enum oid_num_t mgt_oidtonum(u32 oid); - -int mgt_response_to_str(enum oid_num_t, union oid_res_t *, char *); - -#endif /* !defined(_OID_MGT_H) */ -/* EOF */ diff --git a/drivers/net/wireless/prism54/prismcompat.h b/drivers/net/wireless/prism54/prismcompat.h deleted file mode 100644 index bc1401eb4b9d..000000000000 --- a/drivers/net/wireless/prism54/prismcompat.h +++ /dev/null @@ -1,42 +0,0 @@ -/* - * (C) 2004 Margit Schubert-While - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see . - * - */ - -/* - * Compatibility header file to aid support of different kernel versions - */ - -#ifdef PRISM54_COMPAT24 -#include "prismcompat24.h" -#else /* PRISM54_COMPAT24 */ - -#ifndef _PRISM_COMPAT_H -#define _PRISM_COMPAT_H - -#include -#include -#include -#include -#include - -#ifndef __iomem -#define __iomem -#endif - -#define PRISM_FW_PDEV &priv->pdev->dev - -#endif /* _PRISM_COMPAT_H */ -#endif /* PRISM54_COMPAT24 */ -- cgit v1.2.3