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-rw-r--r--drivers/misc/Kconfig12
-rw-r--r--drivers/misc/Makefile1
-rw-r--r--drivers/misc/dell-laptop.c436
-rw-r--r--drivers/misc/enclosure.c8
-rw-r--r--drivers/misc/ibmasm/event.c2
-rw-r--r--drivers/misc/ibmasm/ibmasmfs.c2
-rw-r--r--drivers/misc/ibmasm/module.c3
-rw-r--r--drivers/misc/ioc4.c36
-rw-r--r--drivers/misc/phantom.c2
-rw-r--r--drivers/misc/sgi-gru/grumain.c2
-rw-r--r--drivers/misc/sgi-gru/gruprocfs.c1
-rw-r--r--drivers/misc/sgi-xp/xp.h7
-rw-r--r--drivers/misc/sgi-xp/xp_main.c9
-rw-r--r--drivers/misc/sgi-xp/xp_sn2.c34
-rw-r--r--drivers/misc/sgi-xp/xp_uv.c70
-rw-r--r--drivers/misc/sgi-xp/xpc.h12
-rw-r--r--drivers/misc/sgi-xp/xpc_main.c8
-rw-r--r--drivers/misc/sgi-xp/xpc_sn2.c15
-rw-r--r--drivers/misc/sgi-xp/xpc_uv.c290
-rw-r--r--drivers/misc/sgi-xp/xpnet.c75
-rw-r--r--drivers/misc/tifm_7xx1.c5
-rw-r--r--drivers/misc/tifm_core.c7
22 files changed, 889 insertions, 148 deletions
diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig
index d9aac2e65391..2da1781e85c3 100644
--- a/drivers/misc/Kconfig
+++ b/drivers/misc/Kconfig
@@ -498,6 +498,18 @@ config SGI_GRU_DEBUG
This option enables addition debugging code for the SGI GRU driver. If
you are unsure, say N.
+config DELL_LAPTOP
+ tristate "Dell Laptop Extras (EXPERIMENTAL)"
+ depends on X86
+ depends on DCDBAS
+ depends on EXPERIMENTAL
+ depends on BACKLIGHT_CLASS_DEVICE
+ depends on RFKILL
+ default n
+ ---help---
+ This driver adds support for rfkill and backlight control to Dell
+ laptops.
+
source "drivers/misc/c2port/Kconfig"
endif # MISC_DEVICES
diff --git a/drivers/misc/Makefile b/drivers/misc/Makefile
index 817f7f5ab3bd..5de863a0e395 100644
--- a/drivers/misc/Makefile
+++ b/drivers/misc/Makefile
@@ -18,6 +18,7 @@ obj-$(CONFIG_ICS932S401) += ics932s401.o
obj-$(CONFIG_TC1100_WMI) += tc1100-wmi.o
obj-$(CONFIG_LKDTM) += lkdtm.o
obj-$(CONFIG_TIFM_CORE) += tifm_core.o
+obj-$(CONFIG_DELL_LAPTOP) += dell-laptop.o
obj-$(CONFIG_TIFM_7XX1) += tifm_7xx1.o
obj-$(CONFIG_PHANTOM) += phantom.o
obj-$(CONFIG_SGI_IOC4) += ioc4.o
diff --git a/drivers/misc/dell-laptop.c b/drivers/misc/dell-laptop.c
new file mode 100644
index 000000000000..4d33a2068b7a
--- /dev/null
+++ b/drivers/misc/dell-laptop.c
@@ -0,0 +1,436 @@
+/*
+ * Driver for Dell laptop extras
+ *
+ * Copyright (c) Red Hat <mjg@redhat.com>
+ *
+ * Based on documentation in the libsmbios package, Copyright (C) 2005 Dell
+ * Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/backlight.h>
+#include <linux/err.h>
+#include <linux/dmi.h>
+#include <linux/io.h>
+#include <linux/rfkill.h>
+#include <linux/power_supply.h>
+#include <linux/acpi.h>
+#include "../firmware/dcdbas.h"
+
+#define BRIGHTNESS_TOKEN 0x7d
+
+/* This structure will be modified by the firmware when we enter
+ * system management mode, hence the volatiles */
+
+struct calling_interface_buffer {
+ u16 class;
+ u16 select;
+ volatile u32 input[4];
+ volatile u32 output[4];
+} __packed;
+
+struct calling_interface_token {
+ u16 tokenID;
+ u16 location;
+ union {
+ u16 value;
+ u16 stringlength;
+ };
+};
+
+struct calling_interface_structure {
+ struct dmi_header header;
+ u16 cmdIOAddress;
+ u8 cmdIOCode;
+ u32 supportedCmds;
+ struct calling_interface_token tokens[];
+} __packed;
+
+static int da_command_address;
+static int da_command_code;
+static int da_num_tokens;
+static struct calling_interface_token *da_tokens;
+
+static struct backlight_device *dell_backlight_device;
+static struct rfkill *wifi_rfkill;
+static struct rfkill *bluetooth_rfkill;
+static struct rfkill *wwan_rfkill;
+
+static const struct dmi_system_id __initdata dell_device_table[] = {
+ {
+ .ident = "Dell laptop",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_CHASSIS_TYPE, "8"),
+ },
+ },
+ { }
+};
+
+static void parse_da_table(const struct dmi_header *dm)
+{
+ /* Final token is a terminator, so we don't want to copy it */
+ int tokens = (dm->length-11)/sizeof(struct calling_interface_token)-1;
+ struct calling_interface_structure *table =
+ container_of(dm, struct calling_interface_structure, header);
+
+ /* 4 bytes of table header, plus 7 bytes of Dell header, plus at least
+ 6 bytes of entry */
+
+ if (dm->length < 17)
+ return;
+
+ da_command_address = table->cmdIOAddress;
+ da_command_code = table->cmdIOCode;
+
+ da_tokens = krealloc(da_tokens, (da_num_tokens + tokens) *
+ sizeof(struct calling_interface_token),
+ GFP_KERNEL);
+
+ if (!da_tokens)
+ return;
+
+ memcpy(da_tokens+da_num_tokens, table->tokens,
+ sizeof(struct calling_interface_token) * tokens);
+
+ da_num_tokens += tokens;
+}
+
+static void find_tokens(const struct dmi_header *dm)
+{
+ switch (dm->type) {
+ case 0xd4: /* Indexed IO */
+ break;
+ case 0xd5: /* Protected Area Type 1 */
+ break;
+ case 0xd6: /* Protected Area Type 2 */
+ break;
+ case 0xda: /* Calling interface */
+ parse_da_table(dm);
+ break;
+ }
+}
+
+static int find_token_location(int tokenid)
+{
+ int i;
+ for (i = 0; i < da_num_tokens; i++) {
+ if (da_tokens[i].tokenID == tokenid)
+ return da_tokens[i].location;
+ }
+
+ return -1;
+}
+
+static struct calling_interface_buffer *
+dell_send_request(struct calling_interface_buffer *buffer, int class,
+ int select)
+{
+ struct smi_cmd command;
+
+ command.magic = SMI_CMD_MAGIC;
+ command.command_address = da_command_address;
+ command.command_code = da_command_code;
+ command.ebx = virt_to_phys(buffer);
+ command.ecx = 0x42534931;
+
+ buffer->class = class;
+ buffer->select = select;
+
+ dcdbas_smi_request(&command);
+
+ return buffer;
+}
+
+/* Derived from information in DellWirelessCtl.cpp:
+ Class 17, select 11 is radio control. It returns an array of 32-bit values.
+
+ result[0]: return code
+ result[1]:
+ Bit 0: Hardware switch supported
+ Bit 1: Wifi locator supported
+ Bit 2: Wifi is supported
+ Bit 3: Bluetooth is supported
+ Bit 4: WWAN is supported
+ Bit 5: Wireless keyboard supported
+ Bits 6-7: Reserved
+ Bit 8: Wifi is installed
+ Bit 9: Bluetooth is installed
+ Bit 10: WWAN is installed
+ Bits 11-15: Reserved
+ Bit 16: Hardware switch is on
+ Bit 17: Wifi is blocked
+ Bit 18: Bluetooth is blocked
+ Bit 19: WWAN is blocked
+ Bits 20-31: Reserved
+ result[2]: NVRAM size in bytes
+ result[3]: NVRAM format version number
+*/
+
+static int dell_rfkill_set(int radio, enum rfkill_state state)
+{
+ struct calling_interface_buffer buffer;
+ int disable = (state == RFKILL_STATE_UNBLOCKED) ? 0 : 1;
+
+ memset(&buffer, 0, sizeof(struct calling_interface_buffer));
+ buffer.input[0] = (1 | (radio<<8) | (disable << 16));
+ dell_send_request(&buffer, 17, 11);
+
+ return 0;
+}
+
+static int dell_wifi_set(void *data, enum rfkill_state state)
+{
+ return dell_rfkill_set(1, state);
+}
+
+static int dell_bluetooth_set(void *data, enum rfkill_state state)
+{
+ return dell_rfkill_set(2, state);
+}
+
+static int dell_wwan_set(void *data, enum rfkill_state state)
+{
+ return dell_rfkill_set(3, state);
+}
+
+static int dell_rfkill_get(int bit, enum rfkill_state *state)
+{
+ struct calling_interface_buffer buffer;
+ int status;
+ int new_state = RFKILL_STATE_HARD_BLOCKED;
+
+ memset(&buffer, 0, sizeof(struct calling_interface_buffer));
+ dell_send_request(&buffer, 17, 11);
+ status = buffer.output[1];
+
+ if (status & (1<<16))
+ new_state = RFKILL_STATE_SOFT_BLOCKED;
+
+ if (status & (1<<bit))
+ *state = new_state;
+ else
+ *state = RFKILL_STATE_UNBLOCKED;
+
+ return 0;
+}
+
+static int dell_wifi_get(void *data, enum rfkill_state *state)
+{
+ return dell_rfkill_get(17, state);
+}
+
+static int dell_bluetooth_get(void *data, enum rfkill_state *state)
+{
+ return dell_rfkill_get(18, state);
+}
+
+static int dell_wwan_get(void *data, enum rfkill_state *state)
+{
+ return dell_rfkill_get(19, state);
+}
+
+static int dell_setup_rfkill(void)
+{
+ struct calling_interface_buffer buffer;
+ int status;
+ int ret;
+
+ memset(&buffer, 0, sizeof(struct calling_interface_buffer));
+ dell_send_request(&buffer, 17, 11);
+ status = buffer.output[1];
+
+ if ((status & (1<<2|1<<8)) == (1<<2|1<<8)) {
+ wifi_rfkill = rfkill_allocate(NULL, RFKILL_TYPE_WLAN);
+ if (!wifi_rfkill)
+ goto err_wifi;
+ wifi_rfkill->name = "dell-wifi";
+ wifi_rfkill->toggle_radio = dell_wifi_set;
+ wifi_rfkill->get_state = dell_wifi_get;
+ ret = rfkill_register(wifi_rfkill);
+ if (ret)
+ goto err_wifi;
+ }
+
+ if ((status & (1<<3|1<<9)) == (1<<3|1<<9)) {
+ bluetooth_rfkill = rfkill_allocate(NULL, RFKILL_TYPE_BLUETOOTH);
+ if (!bluetooth_rfkill)
+ goto err_bluetooth;
+ bluetooth_rfkill->name = "dell-bluetooth";
+ bluetooth_rfkill->toggle_radio = dell_bluetooth_set;
+ bluetooth_rfkill->get_state = dell_bluetooth_get;
+ ret = rfkill_register(bluetooth_rfkill);
+ if (ret)
+ goto err_bluetooth;
+ }
+
+ if ((status & (1<<4|1<<10)) == (1<<4|1<<10)) {
+ wwan_rfkill = rfkill_allocate(NULL, RFKILL_TYPE_WWAN);
+ if (!wwan_rfkill)
+ goto err_wwan;
+ wwan_rfkill->name = "dell-wwan";
+ wwan_rfkill->toggle_radio = dell_wwan_set;
+ wwan_rfkill->get_state = dell_wwan_get;
+ ret = rfkill_register(wwan_rfkill);
+ if (ret)
+ goto err_wwan;
+ }
+
+ return 0;
+err_wwan:
+ if (wwan_rfkill)
+ rfkill_free(wwan_rfkill);
+ if (bluetooth_rfkill) {
+ rfkill_unregister(bluetooth_rfkill);
+ bluetooth_rfkill = NULL;
+ }
+err_bluetooth:
+ if (bluetooth_rfkill)
+ rfkill_free(bluetooth_rfkill);
+ if (wifi_rfkill) {
+ rfkill_unregister(wifi_rfkill);
+ wifi_rfkill = NULL;
+ }
+err_wifi:
+ if (wifi_rfkill)
+ rfkill_free(wifi_rfkill);
+
+ return ret;
+}
+
+static int dell_send_intensity(struct backlight_device *bd)
+{
+ struct calling_interface_buffer buffer;
+
+ memset(&buffer, 0, sizeof(struct calling_interface_buffer));
+ buffer.input[0] = find_token_location(BRIGHTNESS_TOKEN);
+ buffer.input[1] = bd->props.brightness;
+
+ if (buffer.input[0] == -1)
+ return -ENODEV;
+
+ if (power_supply_is_system_supplied() > 0)
+ dell_send_request(&buffer, 1, 2);
+ else
+ dell_send_request(&buffer, 1, 1);
+
+ return 0;
+}
+
+static int dell_get_intensity(struct backlight_device *bd)
+{
+ struct calling_interface_buffer buffer;
+
+ memset(&buffer, 0, sizeof(struct calling_interface_buffer));
+ buffer.input[0] = find_token_location(BRIGHTNESS_TOKEN);
+
+ if (buffer.input[0] == -1)
+ return -ENODEV;
+
+ if (power_supply_is_system_supplied() > 0)
+ dell_send_request(&buffer, 0, 2);
+ else
+ dell_send_request(&buffer, 0, 1);
+
+ return buffer.output[1];
+}
+
+static struct backlight_ops dell_ops = {
+ .get_brightness = dell_get_intensity,
+ .update_status = dell_send_intensity,
+};
+
+static int __init dell_init(void)
+{
+ struct calling_interface_buffer buffer;
+ int max_intensity = 0;
+ int ret;
+
+ if (!dmi_check_system(dell_device_table))
+ return -ENODEV;
+
+ dmi_walk(find_tokens);
+
+ if (!da_tokens) {
+ printk(KERN_INFO "dell-laptop: Unable to find dmi tokens\n");
+ return -ENODEV;
+ }
+
+ ret = dell_setup_rfkill();
+
+ if (ret) {
+ printk(KERN_WARNING "dell-laptop: Unable to setup rfkill\n");
+ goto out;
+ }
+
+#ifdef CONFIG_ACPI
+ /* In the event of an ACPI backlight being available, don't
+ * register the platform controller.
+ */
+ if (acpi_video_backlight_support())
+ return 0;
+#endif
+
+ memset(&buffer, 0, sizeof(struct calling_interface_buffer));
+ buffer.input[0] = find_token_location(BRIGHTNESS_TOKEN);
+
+ if (buffer.input[0] != -1) {
+ dell_send_request(&buffer, 0, 2);
+ max_intensity = buffer.output[3];
+ }
+
+ if (max_intensity) {
+ dell_backlight_device = backlight_device_register(
+ "dell_backlight",
+ NULL, NULL,
+ &dell_ops);
+
+ if (IS_ERR(dell_backlight_device)) {
+ ret = PTR_ERR(dell_backlight_device);
+ dell_backlight_device = NULL;
+ goto out;
+ }
+
+ dell_backlight_device->props.max_brightness = max_intensity;
+ dell_backlight_device->props.brightness =
+ dell_get_intensity(dell_backlight_device);
+ backlight_update_status(dell_backlight_device);
+ }
+
+ return 0;
+out:
+ if (wifi_rfkill)
+ rfkill_unregister(wifi_rfkill);
+ if (bluetooth_rfkill)
+ rfkill_unregister(bluetooth_rfkill);
+ if (wwan_rfkill)
+ rfkill_unregister(wwan_rfkill);
+ kfree(da_tokens);
+ return ret;
+}
+
+static void __exit dell_exit(void)
+{
+ backlight_device_unregister(dell_backlight_device);
+ if (wifi_rfkill)
+ rfkill_unregister(wifi_rfkill);
+ if (bluetooth_rfkill)
+ rfkill_unregister(bluetooth_rfkill);
+ if (wwan_rfkill)
+ rfkill_unregister(wwan_rfkill);
+}
+
+module_init(dell_init);
+module_exit(dell_exit);
+
+MODULE_AUTHOR("Matthew Garrett <mjg@redhat.com>");
+MODULE_DESCRIPTION("Dell laptop driver");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("dmi:*svnDellInc.:*:ct8:*");
diff --git a/drivers/misc/enclosure.c b/drivers/misc/enclosure.c
index 0736cff9d97a..3cf61ece71d7 100644
--- a/drivers/misc/enclosure.c
+++ b/drivers/misc/enclosure.c
@@ -119,7 +119,7 @@ enclosure_register(struct device *dev, const char *name, int components,
edev->edev.class = &enclosure_class;
edev->edev.parent = get_device(dev);
edev->cb = cb;
- snprintf(edev->edev.bus_id, BUS_ID_SIZE, "%s", name);
+ dev_set_name(&edev->edev, name);
err = device_register(&edev->edev);
if (err)
goto err;
@@ -170,7 +170,7 @@ EXPORT_SYMBOL_GPL(enclosure_unregister);
static void enclosure_link_name(struct enclosure_component *cdev, char *name)
{
strcpy(name, "enclosure_device:");
- strcat(name, cdev->cdev.bus_id);
+ strcat(name, dev_name(&cdev->cdev));
}
static void enclosure_remove_links(struct enclosure_component *cdev)
@@ -256,9 +256,9 @@ enclosure_component_register(struct enclosure_device *edev,
cdev = &ecomp->cdev;
cdev->parent = get_device(&edev->edev);
if (name)
- snprintf(cdev->bus_id, BUS_ID_SIZE, "%s", name);
+ dev_set_name(cdev, name);
else
- snprintf(cdev->bus_id, BUS_ID_SIZE, "%u", number);
+ dev_set_name(cdev, "%u", number);
cdev->release = enclosure_component_release;
cdev->groups = enclosure_groups;
diff --git a/drivers/misc/ibmasm/event.c b/drivers/misc/ibmasm/event.c
index fda6a4d3bf23..68a0a5b94795 100644
--- a/drivers/misc/ibmasm/event.c
+++ b/drivers/misc/ibmasm/event.c
@@ -50,7 +50,7 @@ static void wake_up_event_readers(struct service_processor *sp)
* Store the event in the circular event buffer, wake up any sleeping
* event readers.
* There is no reader marker in the buffer, therefore readers are
- * responsible for keeping up with the writer, or they will loose events.
+ * responsible for keeping up with the writer, or they will lose events.
*/
void ibmasm_receive_event(struct service_processor *sp, void *data, unsigned int data_size)
{
diff --git a/drivers/misc/ibmasm/ibmasmfs.c b/drivers/misc/ibmasm/ibmasmfs.c
index 22a7e8ba211d..de966a6fb7e6 100644
--- a/drivers/misc/ibmasm/ibmasmfs.c
+++ b/drivers/misc/ibmasm/ibmasmfs.c
@@ -146,8 +146,6 @@ static struct inode *ibmasmfs_make_inode(struct super_block *sb, int mode)
if (ret) {
ret->i_mode = mode;
- ret->i_uid = ret->i_gid = 0;
- ret->i_blocks = 0;
ret->i_atime = ret->i_mtime = ret->i_ctime = CURRENT_TIME;
}
return ret;
diff --git a/drivers/misc/ibmasm/module.c b/drivers/misc/ibmasm/module.c
index b5f6add34b0b..dc14b0b9cbfa 100644
--- a/drivers/misc/ibmasm/module.c
+++ b/drivers/misc/ibmasm/module.c
@@ -104,8 +104,7 @@ static int __devinit ibmasm_init_one(struct pci_dev *pdev, const struct pci_devi
}
sp->irq = pdev->irq;
- sp->base_address = ioremap(pci_resource_start(pdev, 0),
- pci_resource_len(pdev, 0));
+ sp->base_address = pci_ioremap_bar(pdev, 0);
if (!sp->base_address) {
dev_err(sp->dev, "Failed to ioremap pci memory\n");
result = -ENODEV;
diff --git a/drivers/misc/ioc4.c b/drivers/misc/ioc4.c
index 6f76573e7c8a..60b0b1a4fb3a 100644
--- a/drivers/misc/ioc4.c
+++ b/drivers/misc/ioc4.c
@@ -269,6 +269,16 @@ ioc4_variant(struct ioc4_driver_data *idd)
return IOC4_VARIANT_PCI_RT;
}
+static void
+ioc4_load_modules(struct work_struct *work)
+{
+ /* arg just has to be freed */
+
+ request_module("sgiioc4");
+
+ kfree(work);
+}
+
/* Adds a new instance of an IOC4 card */
static int
ioc4_probe(struct pci_dev *pdev, const struct pci_device_id *pci_id)
@@ -378,6 +388,30 @@ ioc4_probe(struct pci_dev *pdev, const struct pci_device_id *pci_id)
}
mutex_unlock(&ioc4_mutex);
+ /* Request sgiioc4 IDE driver on boards that bring that functionality
+ * off of IOC4. The root filesystem may be hosted on a drive connected
+ * to IOC4, so we need to make sure the sgiioc4 driver is loaded as it
+ * won't be picked up by modprobes due to the ioc4 module owning the
+ * PCI device.
+ */
+ if (idd->idd_variant != IOC4_VARIANT_PCI_RT) {
+ struct work_struct *work;
+ work = kzalloc(sizeof(struct work_struct), GFP_KERNEL);
+ if (!work) {
+ printk(KERN_WARNING
+ "%s: IOC4 unable to allocate memory for "
+ "load of sub-modules.\n", __func__);
+ } else {
+ /* Request the module from a work procedure as the
+ * modprobe goes out to a userland helper and that
+ * will hang if done directly from ioc4_probe().
+ */
+ printk(KERN_INFO "IOC4 loading sgiioc4 submodule\n");
+ INIT_WORK(work, ioc4_load_modules);
+ schedule_work(work);
+ }
+ }
+
return 0;
out_misc_region:
@@ -462,6 +496,8 @@ ioc4_init(void)
static void __devexit
ioc4_exit(void)
{
+ /* Ensure ioc4_load_modules() has completed before exiting */
+ flush_scheduled_work();
pci_unregister_driver(&ioc4_driver);
}
diff --git a/drivers/misc/phantom.c b/drivers/misc/phantom.c
index abdebe347383..fa57b67593ae 100644
--- a/drivers/misc/phantom.c
+++ b/drivers/misc/phantom.c
@@ -6,7 +6,7 @@
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
- * You need an userspace library to cooperate with this driver. It (and other
+ * You need a userspace library to cooperate with this driver. It (and other
* info) may be obtained here:
* http://www.fi.muni.cz/~xslaby/phantom.html
* or alternatively, you might use OpenHaptics provided by Sensable.
diff --git a/drivers/misc/sgi-gru/grumain.c b/drivers/misc/sgi-gru/grumain.c
index e11e1ac50900..3d2fc216bae5 100644
--- a/drivers/misc/sgi-gru/grumain.c
+++ b/drivers/misc/sgi-gru/grumain.c
@@ -29,7 +29,7 @@ static struct device_driver gru_driver = {
};
static struct device gru_device = {
- .bus_id = {0},
+ .init_name = "",
.driver = &gru_driver,
};
diff --git a/drivers/misc/sgi-gru/gruprocfs.c b/drivers/misc/sgi-gru/gruprocfs.c
index 533923f83f1a..73b0ca061bb5 100644
--- a/drivers/misc/sgi-gru/gruprocfs.c
+++ b/drivers/misc/sgi-gru/gruprocfs.c
@@ -317,7 +317,6 @@ int gru_proc_init(void)
{
struct proc_entry *p;
- proc_mkdir("sgi_uv", NULL);
proc_gru = proc_mkdir("sgi_uv/gru", NULL);
for (p = proc_files; p->name; p++)
diff --git a/drivers/misc/sgi-xp/xp.h b/drivers/misc/sgi-xp/xp.h
index ed1722e50049..7b4cbd5e03e9 100644
--- a/drivers/misc/sgi-xp/xp.h
+++ b/drivers/misc/sgi-xp/xp.h
@@ -194,9 +194,10 @@ enum xp_retval {
xpGruSendMqError, /* 59: gru send message queue related error */
xpBadChannelNumber, /* 60: invalid channel number */
- xpBadMsgType, /* 60: invalid message type */
+ xpBadMsgType, /* 61: invalid message type */
+ xpBiosError, /* 62: BIOS error */
- xpUnknownReason /* 61: unknown reason - must be last in enum */
+ xpUnknownReason /* 63: unknown reason - must be last in enum */
};
/*
@@ -345,6 +346,8 @@ extern unsigned long (*xp_pa) (void *);
extern enum xp_retval (*xp_remote_memcpy) (unsigned long, const unsigned long,
size_t);
extern int (*xp_cpu_to_nasid) (int);
+extern enum xp_retval (*xp_expand_memprotect) (unsigned long, unsigned long);
+extern enum xp_retval (*xp_restrict_memprotect) (unsigned long, unsigned long);
extern u64 xp_nofault_PIOR_target;
extern int xp_nofault_PIOR(void *);
diff --git a/drivers/misc/sgi-xp/xp_main.c b/drivers/misc/sgi-xp/xp_main.c
index 66a1d19e08ad..16f8dcab2da4 100644
--- a/drivers/misc/sgi-xp/xp_main.c
+++ b/drivers/misc/sgi-xp/xp_main.c
@@ -25,7 +25,7 @@ struct device_driver xp_dbg_name = {
};
struct device xp_dbg_subname = {
- .bus_id = {0}, /* set to "" */
+ .init_name = "", /* set to "" */
.driver = &xp_dbg_name
};
@@ -51,6 +51,13 @@ EXPORT_SYMBOL_GPL(xp_remote_memcpy);
int (*xp_cpu_to_nasid) (int cpuid);
EXPORT_SYMBOL_GPL(xp_cpu_to_nasid);
+enum xp_retval (*xp_expand_memprotect) (unsigned long phys_addr,
+ unsigned long size);
+EXPORT_SYMBOL_GPL(xp_expand_memprotect);
+enum xp_retval (*xp_restrict_memprotect) (unsigned long phys_addr,
+ unsigned long size);
+EXPORT_SYMBOL_GPL(xp_restrict_memprotect);
+
/*
* xpc_registrations[] keeps track of xpc_connect()'s done by the kernel-level
* users of XPC.
diff --git a/drivers/misc/sgi-xp/xp_sn2.c b/drivers/misc/sgi-xp/xp_sn2.c
index 1440134caf31..fb3ec9d735a9 100644
--- a/drivers/misc/sgi-xp/xp_sn2.c
+++ b/drivers/misc/sgi-xp/xp_sn2.c
@@ -120,6 +120,38 @@ xp_cpu_to_nasid_sn2(int cpuid)
return cpuid_to_nasid(cpuid);
}
+static enum xp_retval
+xp_expand_memprotect_sn2(unsigned long phys_addr, unsigned long size)
+{
+ u64 nasid_array = 0;
+ int ret;
+
+ ret = sn_change_memprotect(phys_addr, size, SN_MEMPROT_ACCESS_CLASS_1,
+ &nasid_array);
+ if (ret != 0) {
+ dev_err(xp, "sn_change_memprotect(,, "
+ "SN_MEMPROT_ACCESS_CLASS_1,) failed ret=%d\n", ret);
+ return xpSalError;
+ }
+ return xpSuccess;
+}
+
+static enum xp_retval
+xp_restrict_memprotect_sn2(unsigned long phys_addr, unsigned long size)
+{
+ u64 nasid_array = 0;
+ int ret;
+
+ ret = sn_change_memprotect(phys_addr, size, SN_MEMPROT_ACCESS_CLASS_0,
+ &nasid_array);
+ if (ret != 0) {
+ dev_err(xp, "sn_change_memprotect(,, "
+ "SN_MEMPROT_ACCESS_CLASS_0,) failed ret=%d\n", ret);
+ return xpSalError;
+ }
+ return xpSuccess;
+}
+
enum xp_retval
xp_init_sn2(void)
{
@@ -132,6 +164,8 @@ xp_init_sn2(void)
xp_pa = xp_pa_sn2;
xp_remote_memcpy = xp_remote_memcpy_sn2;
xp_cpu_to_nasid = xp_cpu_to_nasid_sn2;
+ xp_expand_memprotect = xp_expand_memprotect_sn2;
+ xp_restrict_memprotect = xp_restrict_memprotect_sn2;
return xp_register_nofault_code_sn2();
}
diff --git a/drivers/misc/sgi-xp/xp_uv.c b/drivers/misc/sgi-xp/xp_uv.c
index d9f7ce2510bc..d238576b26fa 100644
--- a/drivers/misc/sgi-xp/xp_uv.c
+++ b/drivers/misc/sgi-xp/xp_uv.c
@@ -15,6 +15,11 @@
#include <linux/device.h>
#include <asm/uv/uv_hub.h>
+#if defined CONFIG_X86_64
+#include <asm/uv/bios.h>
+#elif defined CONFIG_IA64_GENERIC || defined CONFIG_IA64_SGI_UV
+#include <asm/sn/sn_sal.h>
+#endif
#include "../sgi-gru/grukservices.h"
#include "xp.h"
@@ -49,18 +54,79 @@ xp_cpu_to_nasid_uv(int cpuid)
return UV_PNODE_TO_NASID(uv_cpu_to_pnode(cpuid));
}
+static enum xp_retval
+xp_expand_memprotect_uv(unsigned long phys_addr, unsigned long size)
+{
+ int ret;
+
+#if defined CONFIG_X86_64
+ ret = uv_bios_change_memprotect(phys_addr, size, UV_MEMPROT_ALLOW_RW);
+ if (ret != BIOS_STATUS_SUCCESS) {
+ dev_err(xp, "uv_bios_change_memprotect(,, "
+ "UV_MEMPROT_ALLOW_RW) failed, ret=%d\n", ret);
+ return xpBiosError;
+ }
+
+#elif defined CONFIG_IA64_GENERIC || defined CONFIG_IA64_SGI_UV
+ u64 nasid_array;
+
+ ret = sn_change_memprotect(phys_addr, size, SN_MEMPROT_ACCESS_CLASS_1,
+ &nasid_array);
+ if (ret != 0) {
+ dev_err(xp, "sn_change_memprotect(,, "
+ "SN_MEMPROT_ACCESS_CLASS_1,) failed ret=%d\n", ret);
+ return xpSalError;
+ }
+#else
+ #error not a supported configuration
+#endif
+ return xpSuccess;
+}
+
+static enum xp_retval
+xp_restrict_memprotect_uv(unsigned long phys_addr, unsigned long size)
+{
+ int ret;
+
+#if defined CONFIG_X86_64
+ ret = uv_bios_change_memprotect(phys_addr, size,
+ UV_MEMPROT_RESTRICT_ACCESS);
+ if (ret != BIOS_STATUS_SUCCESS) {
+ dev_err(xp, "uv_bios_change_memprotect(,, "
+ "UV_MEMPROT_RESTRICT_ACCESS) failed, ret=%d\n", ret);
+ return xpBiosError;
+ }
+
+#elif defined CONFIG_IA64_GENERIC || defined CONFIG_IA64_SGI_UV
+ u64 nasid_array;
+
+ ret = sn_change_memprotect(phys_addr, size, SN_MEMPROT_ACCESS_CLASS_0,
+ &nasid_array);
+ if (ret != 0) {
+ dev_err(xp, "sn_change_memprotect(,, "
+ "SN_MEMPROT_ACCESS_CLASS_0,) failed ret=%d\n", ret);
+ return xpSalError;
+ }
+#else
+ #error not a supported configuration
+#endif
+ return xpSuccess;
+}
+
enum xp_retval
xp_init_uv(void)
{
BUG_ON(!is_uv());
xp_max_npartitions = XP_MAX_NPARTITIONS_UV;
- xp_partition_id = 0; /* !!! not correct value */
- xp_region_size = 0; /* !!! not correct value */
+ xp_partition_id = sn_partition_id;
+ xp_region_size = sn_region_size;
xp_pa = xp_pa_uv;
xp_remote_memcpy = xp_remote_memcpy_uv;
xp_cpu_to_nasid = xp_cpu_to_nasid_uv;
+ xp_expand_memprotect = xp_expand_memprotect_uv;
+ xp_restrict_memprotect = xp_restrict_memprotect_uv;
return xpSuccess;
}
diff --git a/drivers/misc/sgi-xp/xpc.h b/drivers/misc/sgi-xp/xpc.h
index 619208d61862..a5bd658c2e83 100644
--- a/drivers/misc/sgi-xp/xpc.h
+++ b/drivers/misc/sgi-xp/xpc.h
@@ -181,6 +181,18 @@ struct xpc_vars_part_sn2 {
xpc_nasid_mask_nlongs))
/*
+ * Info pertinent to a GRU message queue using a watch list for irq generation.
+ */
+struct xpc_gru_mq_uv {
+ void *address; /* address of GRU message queue */
+ unsigned int order; /* size of GRU message queue as a power of 2 */
+ int irq; /* irq raised when message is received in mq */
+ int mmr_blade; /* blade where watchlist was allocated from */
+ unsigned long mmr_offset; /* offset of irq mmr located on mmr_blade */
+ int watchlist_num; /* number of watchlist allocatd by BIOS */
+};
+
+/*
* The activate_mq is used to send/receive GRU messages that affect XPC's
* heartbeat, partition active state, and channel state. This is UV only.
*/
diff --git a/drivers/misc/sgi-xp/xpc_main.c b/drivers/misc/sgi-xp/xpc_main.c
index e8d5cfbd32c2..89218f7cfaa7 100644
--- a/drivers/misc/sgi-xp/xpc_main.c
+++ b/drivers/misc/sgi-xp/xpc_main.c
@@ -59,12 +59,12 @@ struct device_driver xpc_dbg_name = {
};
struct device xpc_part_dbg_subname = {
- .bus_id = {0}, /* set to "part" at xpc_init() time */
+ .init_name = "", /* set to "part" at xpc_init() time */
.driver = &xpc_dbg_name
};
struct device xpc_chan_dbg_subname = {
- .bus_id = {0}, /* set to "chan" at xpc_init() time */
+ .init_name = "", /* set to "chan" at xpc_init() time */
.driver = &xpc_dbg_name
};
@@ -1258,8 +1258,8 @@ xpc_init(void)
int ret;
struct task_struct *kthread;
- snprintf(xpc_part->bus_id, BUS_ID_SIZE, "part");
- snprintf(xpc_chan->bus_id, BUS_ID_SIZE, "chan");
+ dev_set_name(xpc_part, "part");
+ dev_set_name(xpc_chan, "chan");
if (is_shub()) {
/*
diff --git a/drivers/misc/sgi-xp/xpc_sn2.c b/drivers/misc/sgi-xp/xpc_sn2.c
index b4882ccf6344..73b7fb8de47a 100644
--- a/drivers/misc/sgi-xp/xpc_sn2.c
+++ b/drivers/misc/sgi-xp/xpc_sn2.c
@@ -553,22 +553,17 @@ static u64 xpc_prot_vec_sn2[MAX_NUMNODES];
static enum xp_retval
xpc_allow_amo_ops_sn2(struct amo *amos_page)
{
- u64 nasid_array = 0;
- int ret;
+ enum xp_retval ret = xpSuccess;
/*
* On SHUB 1.1, we cannot call sn_change_memprotect() since the BIST
* collides with memory operations. On those systems we call
* xpc_allow_amo_ops_shub_wars_1_1_sn2() instead.
*/
- if (!enable_shub_wars_1_1()) {
- ret = sn_change_memprotect(ia64_tpa((u64)amos_page), PAGE_SIZE,
- SN_MEMPROT_ACCESS_CLASS_1,
- &nasid_array);
- if (ret != 0)
- return xpSalError;
- }
- return xpSuccess;
+ if (!enable_shub_wars_1_1())
+ ret = xp_expand_memprotect(ia64_tpa((u64)amos_page), PAGE_SIZE);
+
+ return ret;
}
/*
diff --git a/drivers/misc/sgi-xp/xpc_uv.c b/drivers/misc/sgi-xp/xpc_uv.c
index 1ac694c01623..91a55b1b1037 100644
--- a/drivers/misc/sgi-xp/xpc_uv.c
+++ b/drivers/misc/sgi-xp/xpc_uv.c
@@ -18,7 +18,15 @@
#include <linux/interrupt.h>
#include <linux/delay.h>
#include <linux/device.h>
+#include <linux/err.h>
#include <asm/uv/uv_hub.h>
+#if defined CONFIG_X86_64
+#include <asm/uv/bios.h>
+#include <asm/uv/uv_irq.h>
+#elif defined CONFIG_IA64_GENERIC || defined CONFIG_IA64_SGI_UV
+#include <asm/sn/intr.h>
+#include <asm/sn/sn_sal.h>
+#endif
#include "../sgi-gru/gru.h"
#include "../sgi-gru/grukservices.h"
#include "xpc.h"
@@ -27,15 +35,17 @@ static atomic64_t xpc_heartbeat_uv;
static DECLARE_BITMAP(xpc_heartbeating_to_mask_uv, XP_MAX_NPARTITIONS_UV);
#define XPC_ACTIVATE_MSG_SIZE_UV (1 * GRU_CACHE_LINE_BYTES)
-#define XPC_NOTIFY_MSG_SIZE_UV (2 * GRU_CACHE_LINE_BYTES)
+#define XPC_ACTIVATE_MQ_SIZE_UV (4 * XP_MAX_NPARTITIONS_UV * \
+ XPC_ACTIVATE_MSG_SIZE_UV)
+#define XPC_ACTIVATE_IRQ_NAME "xpc_activate"
-#define XPC_ACTIVATE_MQ_SIZE_UV (4 * XP_MAX_NPARTITIONS_UV * \
- XPC_ACTIVATE_MSG_SIZE_UV)
-#define XPC_NOTIFY_MQ_SIZE_UV (4 * XP_MAX_NPARTITIONS_UV * \
- XPC_NOTIFY_MSG_SIZE_UV)
+#define XPC_NOTIFY_MSG_SIZE_UV (2 * GRU_CACHE_LINE_BYTES)
+#define XPC_NOTIFY_MQ_SIZE_UV (4 * XP_MAX_NPARTITIONS_UV * \
+ XPC_NOTIFY_MSG_SIZE_UV)
+#define XPC_NOTIFY_IRQ_NAME "xpc_notify"
-static void *xpc_activate_mq_uv;
-static void *xpc_notify_mq_uv;
+static struct xpc_gru_mq_uv *xpc_activate_mq_uv;
+static struct xpc_gru_mq_uv *xpc_notify_mq_uv;
static int
xpc_setup_partitions_sn_uv(void)
@@ -52,62 +62,209 @@ xpc_setup_partitions_sn_uv(void)
return 0;
}
-static void *
-xpc_create_gru_mq_uv(unsigned int mq_size, int cpuid, unsigned int irq,
+static int
+xpc_get_gru_mq_irq_uv(struct xpc_gru_mq_uv *mq, int cpu, char *irq_name)
+{
+#if defined CONFIG_X86_64
+ mq->irq = uv_setup_irq(irq_name, cpu, mq->mmr_blade, mq->mmr_offset);
+ if (mq->irq < 0) {
+ dev_err(xpc_part, "uv_setup_irq() returned error=%d\n",
+ mq->irq);
+ }
+
+#elif defined CONFIG_IA64_GENERIC || defined CONFIG_IA64_SGI_UV
+ int mmr_pnode;
+ unsigned long mmr_value;
+
+ if (strcmp(irq_name, XPC_ACTIVATE_IRQ_NAME) == 0)
+ mq->irq = SGI_XPC_ACTIVATE;
+ else if (strcmp(irq_name, XPC_NOTIFY_IRQ_NAME) == 0)
+ mq->irq = SGI_XPC_NOTIFY;
+ else
+ return -EINVAL;
+
+ mmr_pnode = uv_blade_to_pnode(mq->mmr_blade);
+ mmr_value = (unsigned long)cpu_physical_id(cpu) << 32 | mq->irq;
+
+ uv_write_global_mmr64(mmr_pnode, mq->mmr_offset, mmr_value);
+#else
+ #error not a supported configuration
+#endif
+
+ return 0;
+}
+
+static void
+xpc_release_gru_mq_irq_uv(struct xpc_gru_mq_uv *mq)
+{
+#if defined CONFIG_X86_64
+ uv_teardown_irq(mq->irq, mq->mmr_blade, mq->mmr_offset);
+
+#elif defined CONFIG_IA64_GENERIC || defined CONFIG_IA64_SGI_UV
+ int mmr_pnode;
+ unsigned long mmr_value;
+
+ mmr_pnode = uv_blade_to_pnode(mq->mmr_blade);
+ mmr_value = 1UL << 16;
+
+ uv_write_global_mmr64(mmr_pnode, mq->mmr_offset, mmr_value);
+#else
+ #error not a supported configuration
+#endif
+}
+
+static int
+xpc_gru_mq_watchlist_alloc_uv(struct xpc_gru_mq_uv *mq)
+{
+ int ret;
+
+#if defined CONFIG_X86_64
+ ret = uv_bios_mq_watchlist_alloc(mq->mmr_blade, uv_gpa(mq->address),
+ mq->order, &mq->mmr_offset);
+ if (ret < 0) {
+ dev_err(xpc_part, "uv_bios_mq_watchlist_alloc() failed, "
+ "ret=%d\n", ret);
+ return ret;
+ }
+#elif defined CONFIG_IA64_GENERIC || defined CONFIG_IA64_SGI_UV
+ ret = sn_mq_watchlist_alloc(mq->mmr_blade, uv_gpa(mq->address),
+ mq->order, &mq->mmr_offset);
+ if (ret < 0) {
+ dev_err(xpc_part, "sn_mq_watchlist_alloc() failed, ret=%d\n",
+ ret);
+ return -EBUSY;
+ }
+#else
+ #error not a supported configuration
+#endif
+
+ mq->watchlist_num = ret;
+ return 0;
+}
+
+static void
+xpc_gru_mq_watchlist_free_uv(struct xpc_gru_mq_uv *mq)
+{
+ int ret;
+
+#if defined CONFIG_X86_64
+ ret = uv_bios_mq_watchlist_free(mq->mmr_blade, mq->watchlist_num);
+ BUG_ON(ret != BIOS_STATUS_SUCCESS);
+#elif defined CONFIG_IA64_GENERIC || defined CONFIG_IA64_SGI_UV
+ ret = sn_mq_watchlist_free(mq->mmr_blade, mq->watchlist_num);
+ BUG_ON(ret != SALRET_OK);
+#else
+ #error not a supported configuration
+#endif
+}
+
+static struct xpc_gru_mq_uv *
+xpc_create_gru_mq_uv(unsigned int mq_size, int cpu, char *irq_name,
irq_handler_t irq_handler)
{
+ enum xp_retval xp_ret;
int ret;
int nid;
- int mq_order;
+ int pg_order;
struct page *page;
- void *mq;
+ struct xpc_gru_mq_uv *mq;
+
+ mq = kmalloc(sizeof(struct xpc_gru_mq_uv), GFP_KERNEL);
+ if (mq == NULL) {
+ dev_err(xpc_part, "xpc_create_gru_mq_uv() failed to kmalloc() "
+ "a xpc_gru_mq_uv structure\n");
+ ret = -ENOMEM;
+ goto out_1;
+ }
+
+ pg_order = get_order(mq_size);
+ mq->order = pg_order + PAGE_SHIFT;
+ mq_size = 1UL << mq->order;
+
+ mq->mmr_blade = uv_cpu_to_blade_id(cpu);
- nid = cpu_to_node(cpuid);
- mq_order = get_order(mq_size);
+ nid = cpu_to_node(cpu);
page = alloc_pages_node(nid, GFP_KERNEL | __GFP_ZERO | GFP_THISNODE,
- mq_order);
+ pg_order);
if (page == NULL) {
dev_err(xpc_part, "xpc_create_gru_mq_uv() failed to alloc %d "
"bytes of memory on nid=%d for GRU mq\n", mq_size, nid);
- return NULL;
+ ret = -ENOMEM;
+ goto out_2;
}
+ mq->address = page_address(page);
- mq = page_address(page);
- ret = gru_create_message_queue(mq, mq_size);
+ ret = gru_create_message_queue(mq->address, mq_size);
if (ret != 0) {
dev_err(xpc_part, "gru_create_message_queue() returned "
"error=%d\n", ret);
- free_pages((unsigned long)mq, mq_order);
- return NULL;
+ ret = -EINVAL;
+ goto out_3;
}
- /* !!! Need to do some other things to set up IRQ */
+ /* enable generation of irq when GRU mq operation occurs to this mq */
+ ret = xpc_gru_mq_watchlist_alloc_uv(mq);
+ if (ret != 0)
+ goto out_3;
- ret = request_irq(irq, irq_handler, 0, "xpc", NULL);
+ ret = xpc_get_gru_mq_irq_uv(mq, cpu, irq_name);
+ if (ret != 0)
+ goto out_4;
+
+ ret = request_irq(mq->irq, irq_handler, 0, irq_name, NULL);
if (ret != 0) {
dev_err(xpc_part, "request_irq(irq=%d) returned error=%d\n",
- irq, ret);
- free_pages((unsigned long)mq, mq_order);
- return NULL;
+ mq->irq, ret);
+ goto out_5;
}
- /* !!! enable generation of irq when GRU mq op occurs to this mq */
-
- /* ??? allow other partitions to access GRU mq? */
+ /* allow other partitions to access this GRU mq */
+ xp_ret = xp_expand_memprotect(xp_pa(mq->address), mq_size);
+ if (xp_ret != xpSuccess) {
+ ret = -EACCES;
+ goto out_6;
+ }
return mq;
+
+ /* something went wrong */
+out_6:
+ free_irq(mq->irq, NULL);
+out_5:
+ xpc_release_gru_mq_irq_uv(mq);
+out_4:
+ xpc_gru_mq_watchlist_free_uv(mq);
+out_3:
+ free_pages((unsigned long)mq->address, pg_order);
+out_2:
+ kfree(mq);
+out_1:
+ return ERR_PTR(ret);
}
static void
-xpc_destroy_gru_mq_uv(void *mq, unsigned int mq_size, unsigned int irq)
+xpc_destroy_gru_mq_uv(struct xpc_gru_mq_uv *mq)
{
- /* ??? disallow other partitions to access GRU mq? */
+ unsigned int mq_size;
+ int pg_order;
+ int ret;
+
+ /* disallow other partitions to access GRU mq */
+ mq_size = 1UL << mq->order;
+ ret = xp_restrict_memprotect(xp_pa(mq->address), mq_size);
+ BUG_ON(ret != xpSuccess);
- /* !!! disable generation of irq when GRU mq op occurs to this mq */
+ /* unregister irq handler and release mq irq/vector mapping */
+ free_irq(mq->irq, NULL);
+ xpc_release_gru_mq_irq_uv(mq);
- free_irq(irq, NULL);
+ /* disable generation of irq when GRU mq op occurs to this mq */
+ xpc_gru_mq_watchlist_free_uv(mq);
- free_pages((unsigned long)mq, get_order(mq_size));
+ pg_order = mq->order - PAGE_SHIFT;
+ free_pages((unsigned long)mq->address, pg_order);
+
+ kfree(mq);
}
static enum xp_retval
@@ -402,7 +559,10 @@ xpc_handle_activate_IRQ_uv(int irq, void *dev_id)
struct xpc_partition *part;
int wakeup_hb_checker = 0;
- while ((msg_hdr = gru_get_next_message(xpc_activate_mq_uv)) != NULL) {
+ while (1) {
+ msg_hdr = gru_get_next_message(xpc_activate_mq_uv->address);
+ if (msg_hdr == NULL)
+ break;
partid = msg_hdr->partid;
if (partid < 0 || partid >= XP_MAX_NPARTITIONS_UV) {
@@ -418,7 +578,7 @@ xpc_handle_activate_IRQ_uv(int irq, void *dev_id)
}
}
- gru_free_message(xpc_activate_mq_uv, msg_hdr);
+ gru_free_message(xpc_activate_mq_uv->address, msg_hdr);
}
if (wakeup_hb_checker)
@@ -482,7 +642,7 @@ xpc_send_local_activate_IRQ_uv(struct xpc_partition *part, int act_state_req)
struct xpc_partition_uv *part_uv = &part->sn.uv;
/*
- * !!! Make our side think that the remote parition sent an activate
+ * !!! Make our side think that the remote partition sent an activate
* !!! message our way by doing what the activate IRQ handler would
* !!! do had one really been sent.
*/
@@ -500,14 +660,39 @@ static enum xp_retval
xpc_get_partition_rsvd_page_pa_uv(void *buf, u64 *cookie, unsigned long *rp_pa,
size_t *len)
{
- /* !!! call the UV version of sn_partition_reserved_page_pa() */
- return xpUnsupported;
+ s64 status;
+ enum xp_retval ret;
+
+#if defined CONFIG_X86_64
+ status = uv_bios_reserved_page_pa((u64)buf, cookie, (u64 *)rp_pa,
+ (u64 *)len);
+ if (status == BIOS_STATUS_SUCCESS)
+ ret = xpSuccess;
+ else if (status == BIOS_STATUS_MORE_PASSES)
+ ret = xpNeedMoreInfo;
+ else
+ ret = xpBiosError;
+
+#elif defined CONFIG_IA64_GENERIC || defined CONFIG_IA64_SGI_UV
+ status = sn_partition_reserved_page_pa((u64)buf, cookie, rp_pa, len);
+ if (status == SALRET_OK)
+ ret = xpSuccess;
+ else if (status == SALRET_MORE_PASSES)
+ ret = xpNeedMoreInfo;
+ else
+ ret = xpSalError;
+
+#else
+ #error not a supported configuration
+#endif
+
+ return ret;
}
static int
xpc_setup_rsvd_page_sn_uv(struct xpc_rsvd_page *rp)
{
- rp->sn.activate_mq_gpa = uv_gpa(xpc_activate_mq_uv);
+ rp->sn.activate_mq_gpa = uv_gpa(xpc_activate_mq_uv->address);
return 0;
}
@@ -1411,22 +1596,18 @@ xpc_init_uv(void)
return -E2BIG;
}
- /* ??? The cpuid argument's value is 0, is that what we want? */
- /* !!! The irq argument's value isn't correct. */
- xpc_activate_mq_uv = xpc_create_gru_mq_uv(XPC_ACTIVATE_MQ_SIZE_UV, 0, 0,
+ xpc_activate_mq_uv = xpc_create_gru_mq_uv(XPC_ACTIVATE_MQ_SIZE_UV, 0,
+ XPC_ACTIVATE_IRQ_NAME,
xpc_handle_activate_IRQ_uv);
- if (xpc_activate_mq_uv == NULL)
- return -ENOMEM;
+ if (IS_ERR(xpc_activate_mq_uv))
+ return PTR_ERR(xpc_activate_mq_uv);
- /* ??? The cpuid argument's value is 0, is that what we want? */
- /* !!! The irq argument's value isn't correct. */
- xpc_notify_mq_uv = xpc_create_gru_mq_uv(XPC_NOTIFY_MQ_SIZE_UV, 0, 0,
+ xpc_notify_mq_uv = xpc_create_gru_mq_uv(XPC_NOTIFY_MQ_SIZE_UV, 0,
+ XPC_NOTIFY_IRQ_NAME,
xpc_handle_notify_IRQ_uv);
- if (xpc_notify_mq_uv == NULL) {
- /* !!! The irq argument's value isn't correct. */
- xpc_destroy_gru_mq_uv(xpc_activate_mq_uv,
- XPC_ACTIVATE_MQ_SIZE_UV, 0);
- return -ENOMEM;
+ if (IS_ERR(xpc_notify_mq_uv)) {
+ xpc_destroy_gru_mq_uv(xpc_activate_mq_uv);
+ return PTR_ERR(xpc_notify_mq_uv);
}
return 0;
@@ -1435,9 +1616,6 @@ xpc_init_uv(void)
void
xpc_exit_uv(void)
{
- /* !!! The irq argument's value isn't correct. */
- xpc_destroy_gru_mq_uv(xpc_notify_mq_uv, XPC_NOTIFY_MQ_SIZE_UV, 0);
-
- /* !!! The irq argument's value isn't correct. */
- xpc_destroy_gru_mq_uv(xpc_activate_mq_uv, XPC_ACTIVATE_MQ_SIZE_UV, 0);
+ xpc_destroy_gru_mq_uv(xpc_notify_mq_uv);
+ xpc_destroy_gru_mq_uv(xpc_activate_mq_uv);
}
diff --git a/drivers/misc/sgi-xp/xpnet.c b/drivers/misc/sgi-xp/xpnet.c
index 71513b3af708..7957f525b2f4 100644
--- a/drivers/misc/sgi-xp/xpnet.c
+++ b/drivers/misc/sgi-xp/xpnet.c
@@ -95,11 +95,6 @@ struct xpnet_pending_msg {
atomic_t use_count;
};
-/* driver specific structure pointed to by the device structure */
-struct xpnet_dev_private {
- struct net_device_stats stats;
-};
-
struct net_device *xpnet_device;
/*
@@ -138,7 +133,7 @@ struct device_driver xpnet_dbg_name = {
};
struct device xpnet_dbg_subname = {
- .bus_id = {0}, /* set to "" */
+ .init_name = "", /* set to "" */
.driver = &xpnet_dbg_name
};
@@ -153,8 +148,6 @@ xpnet_receive(short partid, int channel, struct xpnet_message *msg)
struct sk_buff *skb;
void *dst;
enum xp_retval ret;
- struct xpnet_dev_private *priv =
- (struct xpnet_dev_private *)xpnet_device->priv;
if (!XPNET_VALID_MSG(msg)) {
/*
@@ -162,7 +155,7 @@ xpnet_receive(short partid, int channel, struct xpnet_message *msg)
*/
xpc_received(partid, channel, (void *)msg);
- priv->stats.rx_errors++;
+ xpnet_device->stats.rx_errors++;
return;
}
@@ -177,7 +170,7 @@ xpnet_receive(short partid, int channel, struct xpnet_message *msg)
xpc_received(partid, channel, (void *)msg);
- priv->stats.rx_errors++;
+ xpnet_device->stats.rx_errors++;
return;
}
@@ -227,7 +220,7 @@ xpnet_receive(short partid, int channel, struct xpnet_message *msg)
xpc_received(partid, channel, (void *)msg);
- priv->stats.rx_errors++;
+ xpnet_device->stats.rx_errors++;
return;
}
@@ -248,8 +241,8 @@ xpnet_receive(short partid, int channel, struct xpnet_message *msg)
skb_end_pointer(skb), skb->len);
xpnet_device->last_rx = jiffies;
- priv->stats.rx_packets++;
- priv->stats.rx_bytes += skb->len + ETH_HLEN;
+ xpnet_device->stats.rx_packets++;
+ xpnet_device->stats.rx_bytes += skb->len + ETH_HLEN;
netif_rx_ni(skb);
xpc_received(partid, channel, (void *)msg);
@@ -354,28 +347,6 @@ xpnet_dev_change_mtu(struct net_device *dev, int new_mtu)
}
/*
- * Required for the net_device structure.
- */
-static int
-xpnet_dev_set_config(struct net_device *dev, struct ifmap *new_map)
-{
- return 0;
-}
-
-/*
- * Return statistics to the caller.
- */
-static struct net_device_stats *
-xpnet_dev_get_stats(struct net_device *dev)
-{
- struct xpnet_dev_private *priv;
-
- priv = (struct xpnet_dev_private *)dev->priv;
-
- return &priv->stats;
-}
-
-/*
* Notification that the other end has received the message and
* DMA'd the skb information. At this point, they are done with
* our side. When all recipients are done processing, we
@@ -456,7 +427,6 @@ xpnet_dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
struct xpnet_pending_msg *queued_msg;
u64 start_addr, end_addr;
short dest_partid;
- struct xpnet_dev_private *priv = (struct xpnet_dev_private *)dev->priv;
u16 embedded_bytes = 0;
dev_dbg(xpnet, ">skb->head=0x%p skb->data=0x%p skb->tail=0x%p "
@@ -479,7 +449,7 @@ xpnet_dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
dev_warn(xpnet, "failed to kmalloc %ld bytes; dropping "
"packet\n", sizeof(struct xpnet_pending_msg));
- priv->stats.tx_errors++;
+ dev->stats.tx_errors++;
return -ENOMEM;
}
@@ -529,8 +499,8 @@ xpnet_dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
kfree(queued_msg);
}
- priv->stats.tx_packets++;
- priv->stats.tx_bytes += skb->len;
+ dev->stats.tx_packets++;
+ dev->stats.tx_bytes += skb->len;
return 0;
}
@@ -541,14 +511,19 @@ xpnet_dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
static void
xpnet_dev_tx_timeout(struct net_device *dev)
{
- struct xpnet_dev_private *priv;
-
- priv = (struct xpnet_dev_private *)dev->priv;
-
- priv->stats.tx_errors++;
- return;
+ dev->stats.tx_errors++;
}
+static const struct net_device_ops xpnet_netdev_ops = {
+ .ndo_open = xpnet_dev_open,
+ .ndo_stop = xpnet_dev_stop,
+ .ndo_start_xmit = xpnet_dev_hard_start_xmit,
+ .ndo_change_mtu = xpnet_dev_change_mtu,
+ .ndo_tx_timeout = xpnet_dev_tx_timeout,
+ .ndo_set_mac_address = eth_mac_addr,
+ .ndo_validate_addr = eth_validate_addr,
+};
+
static int __init
xpnet_init(void)
{
@@ -568,8 +543,7 @@ xpnet_init(void)
* use ether_setup() to init the majority of our device
* structure and then override the necessary pieces.
*/
- xpnet_device = alloc_netdev(sizeof(struct xpnet_dev_private),
- XPNET_DEVICE_NAME, ether_setup);
+ xpnet_device = alloc_netdev(0, XPNET_DEVICE_NAME, ether_setup);
if (xpnet_device == NULL) {
kfree(xpnet_broadcast_partitions);
return -ENOMEM;
@@ -578,13 +552,6 @@ xpnet_init(void)
netif_carrier_off(xpnet_device);
xpnet_device->mtu = XPNET_DEF_MTU;
- xpnet_device->change_mtu = xpnet_dev_change_mtu;
- xpnet_device->open = xpnet_dev_open;
- xpnet_device->get_stats = xpnet_dev_get_stats;
- xpnet_device->stop = xpnet_dev_stop;
- xpnet_device->hard_start_xmit = xpnet_dev_hard_start_xmit;
- xpnet_device->tx_timeout = xpnet_dev_tx_timeout;
- xpnet_device->set_config = xpnet_dev_set_config;
/*
* Multicast assumes the LSB of the first octet is set for multicast
diff --git a/drivers/misc/tifm_7xx1.c b/drivers/misc/tifm_7xx1.c
index 67503ea71d21..be5672a98702 100644
--- a/drivers/misc/tifm_7xx1.c
+++ b/drivers/misc/tifm_7xx1.c
@@ -164,7 +164,7 @@ static void tifm_7xx1_switch_media(struct work_struct *work)
if (sock) {
printk(KERN_INFO
"%s : demand removing card from socket %u:%u\n",
- fm->dev.bus_id, fm->id, cnt);
+ dev_name(&fm->dev), fm->id, cnt);
fm->sockets[cnt] = NULL;
sock_addr = sock->addr;
spin_unlock_irqrestore(&fm->lock, flags);
@@ -354,8 +354,7 @@ static int tifm_7xx1_probe(struct pci_dev *dev,
fm->has_ms_pif = tifm_7xx1_has_ms_pif;
pci_set_drvdata(dev, fm);
- fm->addr = ioremap(pci_resource_start(dev, 0),
- pci_resource_len(dev, 0));
+ fm->addr = pci_ioremap_bar(dev, 0);
if (!fm->addr)
goto err_out_free;
diff --git a/drivers/misc/tifm_core.c b/drivers/misc/tifm_core.c
index 82dc72a1484f..98bcba521da2 100644
--- a/drivers/misc/tifm_core.c
+++ b/drivers/misc/tifm_core.c
@@ -203,7 +203,7 @@ int tifm_add_adapter(struct tifm_adapter *fm)
if (rc)
return rc;
- snprintf(fm->dev.bus_id, BUS_ID_SIZE, "tifm%u", fm->id);
+ dev_set_name(&fm->dev, "tifm%u", fm->id);
rc = device_add(&fm->dev);
if (rc) {
spin_lock(&tifm_adapter_lock);
@@ -266,9 +266,8 @@ struct tifm_dev *tifm_alloc_device(struct tifm_adapter *fm, unsigned int id,
sock->dev.dma_mask = fm->dev.parent->dma_mask;
sock->dev.release = tifm_free_device;
- snprintf(sock->dev.bus_id, BUS_ID_SIZE,
- "tifm_%s%u:%u", tifm_media_type_name(type, 2),
- fm->id, id);
+ dev_set_name(&sock->dev, "tifm_%s%u:%u",
+ tifm_media_type_name(type, 2), fm->id, id);
printk(KERN_INFO DRIVER_NAME
": %s card detected in socket %u:%u\n",
tifm_media_type_name(type, 0), fm->id, id);