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-rw-r--r--drivers/bluetooth/Kconfig1
-rw-r--r--drivers/bluetooth/ath3k.c1
-rw-r--r--drivers/bluetooth/bcm203x.c1
-rw-r--r--drivers/bluetooth/btintel.c11
-rw-r--r--drivers/bluetooth/btintel.h1
-rw-r--r--drivers/bluetooth/btmrvl_debugfs.c2
-rw-r--r--drivers/bluetooth/btmrvl_sdio.c2
-rw-r--r--drivers/bluetooth/btmtk.c1
-rw-r--r--drivers/bluetooth/btmtk.h43
-rw-r--r--drivers/bluetooth/btmtksdio.c471
-rw-r--r--drivers/bluetooth/btmtkuart.c198
-rw-r--r--drivers/bluetooth/btrtl.c21
-rw-r--r--drivers/bluetooth/btusb.c100
-rw-r--r--drivers/bluetooth/hci_bcm.c46
-rw-r--r--drivers/bluetooth/hci_h5.c13
-rw-r--r--drivers/bluetooth/hci_ll.c2
-rw-r--r--drivers/bluetooth/hci_serdev.c3
17 files changed, 624 insertions, 293 deletions
diff --git a/drivers/bluetooth/Kconfig b/drivers/bluetooth/Kconfig
index 36380e618ba4..e30707405455 100644
--- a/drivers/bluetooth/Kconfig
+++ b/drivers/bluetooth/Kconfig
@@ -400,6 +400,7 @@ config BT_MTKSDIO
config BT_MTKUART
tristate "MediaTek HCI UART driver"
depends on SERIAL_DEV_BUS
+ select BT_MTK
help
MediaTek Bluetooth HCI UART driver.
This driver is required if you want to use MediaTek Bluetooth
diff --git a/drivers/bluetooth/ath3k.c b/drivers/bluetooth/ath3k.c
index 759d7828931d..88262d3a9392 100644
--- a/drivers/bluetooth/ath3k.c
+++ b/drivers/bluetooth/ath3k.c
@@ -10,7 +10,6 @@
#include <linux/slab.h>
#include <linux/types.h>
#include <linux/errno.h>
-#include <linux/device.h>
#include <linux/firmware.h>
#include <linux/usb.h>
#include <asm/unaligned.h>
diff --git a/drivers/bluetooth/bcm203x.c b/drivers/bluetooth/bcm203x.c
index e667933c3d70..c738ad0408cb 100644
--- a/drivers/bluetooth/bcm203x.c
+++ b/drivers/bluetooth/bcm203x.c
@@ -9,7 +9,6 @@
#include <linux/module.h>
-#include <linux/atomic.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/slab.h>
diff --git a/drivers/bluetooth/btintel.c b/drivers/bluetooth/btintel.c
index 1a4f8b227eac..06514ed66022 100644
--- a/drivers/bluetooth/btintel.c
+++ b/drivers/bluetooth/btintel.c
@@ -2428,10 +2428,15 @@ static int btintel_setup_combined(struct hci_dev *hdev)
/* Apply the device specific HCI quirks
*
- * WBS for SdP - SdP and Stp have a same hw_varaint but
- * different fw_variant
+ * WBS for SdP - For the Legacy ROM products, only SdP
+ * supports the WBS. But the version information is not
+ * enough to use here because the StP2 and SdP have same
+ * hw_variant and fw_variant. So, this flag is set by
+ * the transport driver (btusb) based on the HW info
+ * (idProduct)
*/
- if (ver.hw_variant == 0x08 && ver.fw_variant == 0x22)
+ if (!btintel_test_flag(hdev,
+ INTEL_ROM_LEGACY_NO_WBS_SUPPORT))
set_bit(HCI_QUIRK_WIDEBAND_SPEECH_SUPPORTED,
&hdev->quirks);
diff --git a/drivers/bluetooth/btintel.h b/drivers/bluetooth/btintel.h
index c9b24e9299e2..e0060e58573c 100644
--- a/drivers/bluetooth/btintel.h
+++ b/drivers/bluetooth/btintel.h
@@ -152,6 +152,7 @@ enum {
INTEL_BROKEN_INITIAL_NCMD,
INTEL_BROKEN_SHUTDOWN_LED,
INTEL_ROM_LEGACY,
+ INTEL_ROM_LEGACY_NO_WBS_SUPPORT,
__INTEL_NUM_FLAGS,
};
diff --git a/drivers/bluetooth/btmrvl_debugfs.c b/drivers/bluetooth/btmrvl_debugfs.c
index c4867576be00..db35b917aecf 100644
--- a/drivers/bluetooth/btmrvl_debugfs.c
+++ b/drivers/bluetooth/btmrvl_debugfs.c
@@ -1,4 +1,4 @@
-/**
+/*
* Marvell Bluetooth driver: debugfs related functions
*
* Copyright (C) 2009, Marvell International Ltd.
diff --git a/drivers/bluetooth/btmrvl_sdio.c b/drivers/bluetooth/btmrvl_sdio.c
index 68378b42ea7f..b8ef66f89fc1 100644
--- a/drivers/bluetooth/btmrvl_sdio.c
+++ b/drivers/bluetooth/btmrvl_sdio.c
@@ -1,4 +1,4 @@
-/**
+/*
* Marvell BT-over-SDIO driver: SDIO interface related functions.
*
* Copyright (C) 2009, Marvell International Ltd.
diff --git a/drivers/bluetooth/btmtk.c b/drivers/bluetooth/btmtk.c
index 526dfdf1fe01..809762d64fc6 100644
--- a/drivers/bluetooth/btmtk.c
+++ b/drivers/bluetooth/btmtk.c
@@ -285,6 +285,7 @@ MODULE_AUTHOR("Mark Chen <mark-yw.chen@mediatek.com>");
MODULE_DESCRIPTION("Bluetooth support for MediaTek devices ver " VERSION);
MODULE_VERSION(VERSION);
MODULE_LICENSE("GPL");
+MODULE_FIRMWARE(FIRMWARE_MT7622);
MODULE_FIRMWARE(FIRMWARE_MT7663);
MODULE_FIRMWARE(FIRMWARE_MT7668);
MODULE_FIRMWARE(FIRMWARE_MT7961);
diff --git a/drivers/bluetooth/btmtk.h b/drivers/bluetooth/btmtk.h
index 6e7b0c7567c0..2a88ea8e475e 100644
--- a/drivers/bluetooth/btmtk.h
+++ b/drivers/bluetooth/btmtk.h
@@ -1,14 +1,26 @@
/* SPDX-License-Identifier: ISC */
/* Copyright (C) 2021 MediaTek Inc. */
+#define FIRMWARE_MT7622 "mediatek/mt7622pr2h.bin"
#define FIRMWARE_MT7663 "mediatek/mt7663pr2h.bin"
#define FIRMWARE_MT7668 "mediatek/mt7668pr2h.bin"
#define FIRMWARE_MT7961 "mediatek/BT_RAM_CODE_MT7961_1_2_hdr.bin"
+#define HCI_EV_WMT 0xe4
#define HCI_WMT_MAX_EVENT_SIZE 64
+#define BTMTK_WMT_REG_WRITE 0x1
#define BTMTK_WMT_REG_READ 0x2
+#define MT7921_BTSYS_RST 0x70002610
+#define MT7921_BTSYS_RST_WITH_GPIO BIT(7)
+
+#define MT7921_PINMUX_0 0x70005050
+#define MT7921_PINMUX_1 0x70005054
+
+#define MT7921_DLSTATUS 0x7c053c10
+#define BT_DL_STATE BIT(1)
+
enum {
BTMTK_WMT_PATCH_DWNLD = 0x1,
BTMTK_WMT_TEST = 0x2,
@@ -68,6 +80,37 @@ struct btmtk_tci_sleep {
u8 time_compensation;
} __packed;
+struct btmtk_wakeon {
+ u8 mode;
+ u8 gpo;
+ u8 active_high;
+ __le16 enable_delay;
+ __le16 wakeup_delay;
+} __packed;
+
+struct btmtk_sco {
+ u8 clock_config;
+ u8 transmit_format_config;
+ u8 channel_format_config;
+ u8 channel_select_config;
+} __packed;
+
+struct reg_read_cmd {
+ u8 type;
+ u8 rsv;
+ u8 num;
+ __le32 addr;
+} __packed;
+
+struct reg_write_cmd {
+ u8 type;
+ u8 rsv;
+ u8 num;
+ __le32 addr;
+ __le32 data;
+ __le32 mask;
+} __packed;
+
struct btmtk_hci_wmt_params {
u8 op;
u8 flag;
diff --git a/drivers/bluetooth/btmtksdio.c b/drivers/bluetooth/btmtksdio.c
index b5ea8d3bffaa..f3dc5881fff7 100644
--- a/drivers/bluetooth/btmtksdio.c
+++ b/drivers/bluetooth/btmtksdio.c
@@ -12,10 +12,12 @@
#include <asm/unaligned.h>
#include <linux/atomic.h>
+#include <linux/gpio/consumer.h>
#include <linux/init.h>
#include <linux/iopoll.h>
#include <linux/kernel.h>
#include <linux/module.h>
+#include <linux/of.h>
#include <linux/pm_runtime.h>
#include <linux/skbuff.h>
@@ -31,28 +33,32 @@
#define VERSION "0.1"
-#define MTKBTSDIO_AUTOSUSPEND_DELAY 8000
+#define MTKBTSDIO_AUTOSUSPEND_DELAY 1000
-static bool enable_autosuspend;
+static bool enable_autosuspend = true;
struct btmtksdio_data {
const char *fwname;
u16 chipid;
+ bool lp_mbox_supported;
};
static const struct btmtksdio_data mt7663_data = {
.fwname = FIRMWARE_MT7663,
.chipid = 0x7663,
+ .lp_mbox_supported = false,
};
static const struct btmtksdio_data mt7668_data = {
.fwname = FIRMWARE_MT7668,
.chipid = 0x7668,
+ .lp_mbox_supported = false,
};
static const struct btmtksdio_data mt7921_data = {
.fwname = FIRMWARE_MT7961,
.chipid = 0x7921,
+ .lp_mbox_supported = true,
};
static const struct sdio_device_id btmtksdio_table[] = {
@@ -79,6 +85,7 @@ MODULE_DEVICE_TABLE(sdio, btmtksdio_table);
#define MTK_REG_CHCR 0xc
#define C_INT_CLR_CTRL BIT(1)
+#define BT_RST_DONE BIT(8)
/* CHISR have the same bits field definition with CHIER */
#define MTK_REG_CHISR 0x10
@@ -87,8 +94,17 @@ MODULE_DEVICE_TABLE(sdio, btmtksdio_table);
#define RX_DONE_INT BIT(1)
#define TX_EMPTY BIT(2)
#define TX_FIFO_OVERFLOW BIT(8)
+#define FW_MAILBOX_INT BIT(15)
+#define INT_MASK GENMASK(15, 0)
#define RX_PKT_LEN GENMASK(31, 16)
+#define MTK_REG_CSICR 0xc0
+#define CSICR_CLR_MBOX_ACK BIT(0)
+#define MTK_REG_PH2DSM0R 0xc4
+#define PH2DSM0R_DRIVER_OWN BIT(0)
+#define MTK_REG_PD2HRM0R 0xdc
+#define PD2HRM0R_DRV_OWN BIT(0)
+
#define MTK_REG_CTDR 0x18
#define MTK_REG_CRDR 0x1c
@@ -100,6 +116,8 @@ MODULE_DEVICE_TABLE(sdio, btmtksdio_table);
#define BTMTKSDIO_TX_WAIT_VND_EVT 1
#define BTMTKSDIO_HW_TX_READY 2
#define BTMTKSDIO_FUNC_ENABLED 3
+#define BTMTKSDIO_PATCH_ENABLED 4
+#define BTMTKSDIO_HW_RESET_ACTIVE 5
struct mtkbtsdio_hdr {
__le16 len;
@@ -119,6 +137,8 @@ struct btmtksdio_dev {
struct sk_buff *evt_skb;
const struct btmtksdio_data *data;
+
+ struct gpio_desc *reset;
};
static int mtk_hci_wmt_sync(struct hci_dev *hdev,
@@ -278,19 +298,89 @@ static u32 btmtksdio_drv_own_query(struct btmtksdio_dev *bdev)
return sdio_readl(bdev->func, MTK_REG_CHLPCR, NULL);
}
+static u32 btmtksdio_drv_own_query_79xx(struct btmtksdio_dev *bdev)
+{
+ return sdio_readl(bdev->func, MTK_REG_PD2HRM0R, NULL);
+}
+
+static u32 btmtksdio_chcr_query(struct btmtksdio_dev *bdev)
+{
+ return sdio_readl(bdev->func, MTK_REG_CHCR, NULL);
+}
+
+static int btmtksdio_fw_pmctrl(struct btmtksdio_dev *bdev)
+{
+ u32 status;
+ int err;
+
+ sdio_claim_host(bdev->func);
+
+ if (bdev->data->lp_mbox_supported &&
+ test_bit(BTMTKSDIO_PATCH_ENABLED, &bdev->tx_state)) {
+ sdio_writel(bdev->func, CSICR_CLR_MBOX_ACK, MTK_REG_CSICR,
+ &err);
+ err = readx_poll_timeout(btmtksdio_drv_own_query_79xx, bdev,
+ status, !(status & PD2HRM0R_DRV_OWN),
+ 2000, 1000000);
+ if (err < 0) {
+ bt_dev_err(bdev->hdev, "mailbox ACK not cleared");
+ goto out;
+ }
+ }
+
+ /* Return ownership to the device */
+ sdio_writel(bdev->func, C_FW_OWN_REQ_SET, MTK_REG_CHLPCR, &err);
+ if (err < 0)
+ goto out;
+
+ err = readx_poll_timeout(btmtksdio_drv_own_query, bdev, status,
+ !(status & C_COM_DRV_OWN), 2000, 1000000);
+
+out:
+ sdio_release_host(bdev->func);
+
+ if (err < 0)
+ bt_dev_err(bdev->hdev, "Cannot return ownership to device");
+
+ return err;
+}
+
+static int btmtksdio_drv_pmctrl(struct btmtksdio_dev *bdev)
+{
+ u32 status;
+ int err;
+
+ sdio_claim_host(bdev->func);
+
+ /* Get ownership from the device */
+ sdio_writel(bdev->func, C_FW_OWN_REQ_CLR, MTK_REG_CHLPCR, &err);
+ if (err < 0)
+ goto out;
+
+ err = readx_poll_timeout(btmtksdio_drv_own_query, bdev, status,
+ status & C_COM_DRV_OWN, 2000, 1000000);
+
+ if (!err && bdev->data->lp_mbox_supported &&
+ test_bit(BTMTKSDIO_PATCH_ENABLED, &bdev->tx_state))
+ err = readx_poll_timeout(btmtksdio_drv_own_query_79xx, bdev,
+ status, status & PD2HRM0R_DRV_OWN,
+ 2000, 1000000);
+
+out:
+ sdio_release_host(bdev->func);
+
+ if (err < 0)
+ bt_dev_err(bdev->hdev, "Cannot get ownership from device");
+
+ return err;
+}
+
static int btmtksdio_recv_event(struct hci_dev *hdev, struct sk_buff *skb)
{
struct btmtksdio_dev *bdev = hci_get_drvdata(hdev);
struct hci_event_hdr *hdr = (void *)skb->data;
int err;
- /* Fix up the vendor event id with 0xff for vendor specific instead
- * of 0xe4 so that event send via monitoring socket can be parsed
- * properly.
- */
- if (hdr->evt == 0xe4)
- hdr->evt = HCI_EV_VENDOR;
-
/* When someone waits for the WMT event, the skb is being cloned
* and being processed the events from there then.
*/
@@ -306,7 +396,7 @@ static int btmtksdio_recv_event(struct hci_dev *hdev, struct sk_buff *skb)
if (err < 0)
goto err_free_skb;
- if (hdr->evt == HCI_EV_VENDOR) {
+ if (hdr->evt == HCI_EV_WMT) {
if (test_and_clear_bit(BTMTKSDIO_TX_WAIT_VND_EVT,
&bdev->tx_state)) {
/* Barrier to sync with other CPUs */
@@ -480,6 +570,13 @@ static void btmtksdio_txrx_work(struct work_struct *work)
* FIFO.
*/
sdio_writel(bdev->func, int_status, MTK_REG_CHISR, NULL);
+ int_status &= INT_MASK;
+
+ if ((int_status & FW_MAILBOX_INT) &&
+ bdev->data->chipid == 0x7921) {
+ sdio_writel(bdev->func, PH2DSM0R_DRIVER_OWN,
+ MTK_REG_PH2DSM0R, 0);
+ }
if (int_status & FW_OWN_BACK_INT)
bt_dev_dbg(bdev->hdev, "Get fw own back");
@@ -531,7 +628,7 @@ static void btmtksdio_interrupt(struct sdio_func *func)
static int btmtksdio_open(struct hci_dev *hdev)
{
struct btmtksdio_dev *bdev = hci_get_drvdata(hdev);
- u32 status, val;
+ u32 val;
int err;
sdio_claim_host(bdev->func);
@@ -542,18 +639,10 @@ static int btmtksdio_open(struct hci_dev *hdev)
set_bit(BTMTKSDIO_FUNC_ENABLED, &bdev->tx_state);
- /* Get ownership from the device */
- sdio_writel(bdev->func, C_FW_OWN_REQ_CLR, MTK_REG_CHLPCR, &err);
+ err = btmtksdio_drv_pmctrl(bdev);
if (err < 0)
goto err_disable_func;
- err = readx_poll_timeout(btmtksdio_drv_own_query, bdev, status,
- status & C_COM_DRV_OWN, 2000, 1000000);
- if (err < 0) {
- bt_dev_err(bdev->hdev, "Cannot get ownership from device");
- goto err_disable_func;
- }
-
/* Disable interrupt & mask out all interrupt sources */
sdio_writel(bdev->func, C_INT_EN_CLR, MTK_REG_CHLPCR, &err);
if (err < 0)
@@ -623,8 +712,6 @@ err_release_host:
static int btmtksdio_close(struct hci_dev *hdev)
{
struct btmtksdio_dev *bdev = hci_get_drvdata(hdev);
- u32 status;
- int err;
sdio_claim_host(bdev->func);
@@ -635,13 +722,7 @@ static int btmtksdio_close(struct hci_dev *hdev)
cancel_work_sync(&bdev->txrx_work);
- /* Return ownership to the device */
- sdio_writel(bdev->func, C_FW_OWN_REQ_SET, MTK_REG_CHLPCR, NULL);
-
- err = readx_poll_timeout(btmtksdio_drv_own_query, bdev, status,
- !(status & C_COM_DRV_OWN), 2000, 1000000);
- if (err < 0)
- bt_dev_err(bdev->hdev, "Cannot return ownership to device");
+ btmtksdio_fw_pmctrl(bdev);
clear_bit(BTMTKSDIO_FUNC_ENABLED, &bdev->tx_state);
sdio_disable_func(bdev->func);
@@ -686,6 +767,7 @@ static int btmtksdio_func_query(struct hci_dev *hdev)
static int mt76xx_setup(struct hci_dev *hdev, const char *fwname)
{
+ struct btmtksdio_dev *bdev = hci_get_drvdata(hdev);
struct btmtk_hci_wmt_params wmt_params;
struct btmtk_tci_sleep tci_sleep;
struct sk_buff *skb;
@@ -746,6 +828,8 @@ ignore_setup_fw:
return err;
}
+ set_bit(BTMTKSDIO_PATCH_ENABLED, &bdev->tx_state);
+
ignore_func_on:
/* Apply the low power environment setup */
tci_sleep.mode = 0x5;
@@ -768,6 +852,7 @@ ignore_func_on:
static int mt79xx_setup(struct hci_dev *hdev, const char *fwname)
{
+ struct btmtksdio_dev *bdev = hci_get_drvdata(hdev);
struct btmtk_hci_wmt_params wmt_params;
u8 param = 0x1;
int err;
@@ -793,19 +878,15 @@ static int mt79xx_setup(struct hci_dev *hdev, const char *fwname)
hci_set_msft_opcode(hdev, 0xFD30);
hci_set_aosp_capable(hdev);
+ set_bit(BTMTKSDIO_PATCH_ENABLED, &bdev->tx_state);
return err;
}
-static int btsdio_mtk_reg_read(struct hci_dev *hdev, u32 reg, u32 *val)
+static int btmtksdio_mtk_reg_read(struct hci_dev *hdev, u32 reg, u32 *val)
{
struct btmtk_hci_wmt_params wmt_params;
- struct reg_read_cmd {
- u8 type;
- u8 rsv;
- u8 num;
- __le32 addr;
- } __packed reg_read = {
+ struct reg_read_cmd reg_read = {
.type = 1,
.num = 1,
};
@@ -821,7 +902,7 @@ static int btsdio_mtk_reg_read(struct hci_dev *hdev, u32 reg, u32 *val)
err = mtk_hci_wmt_sync(hdev, &wmt_params);
if (err < 0) {
- bt_dev_err(hdev, "Failed to read reg(%d)", err);
+ bt_dev_err(hdev, "Failed to read reg (%d)", err);
return err;
}
@@ -830,6 +911,151 @@ static int btsdio_mtk_reg_read(struct hci_dev *hdev, u32 reg, u32 *val)
return err;
}
+static int btmtksdio_mtk_reg_write(struct hci_dev *hdev, u32 reg, u32 val, u32 mask)
+{
+ struct btmtk_hci_wmt_params wmt_params;
+ const struct reg_write_cmd reg_write = {
+ .type = 1,
+ .num = 1,
+ .addr = cpu_to_le32(reg),
+ .data = cpu_to_le32(val),
+ .mask = cpu_to_le32(mask),
+ };
+ int err, status;
+
+ wmt_params.op = BTMTK_WMT_REGISTER;
+ wmt_params.flag = BTMTK_WMT_REG_WRITE;
+ wmt_params.dlen = sizeof(reg_write);
+ wmt_params.data = &reg_write;
+ wmt_params.status = &status;
+
+ err = mtk_hci_wmt_sync(hdev, &wmt_params);
+ if (err < 0)
+ bt_dev_err(hdev, "Failed to write reg (%d)", err);
+
+ return err;
+}
+
+static int btmtksdio_get_data_path_id(struct hci_dev *hdev, __u8 *data_path_id)
+{
+ /* uses 1 as data path id for all the usecases */
+ *data_path_id = 1;
+ return 0;
+}
+
+static int btmtksdio_get_codec_config_data(struct hci_dev *hdev,
+ __u8 link, struct bt_codec *codec,
+ __u8 *ven_len, __u8 **ven_data)
+{
+ int err = 0;
+
+ if (!ven_data || !ven_len)
+ return -EINVAL;
+
+ *ven_len = 0;
+ *ven_data = NULL;
+
+ if (link != ESCO_LINK) {
+ bt_dev_err(hdev, "Invalid link type(%u)", link);
+ return -EINVAL;
+ }
+
+ *ven_data = kmalloc(sizeof(__u8), GFP_KERNEL);
+ if (!ven_data) {
+ err = -ENOMEM;
+ goto error;
+ }
+
+ /* supports only CVSD and mSBC offload codecs */
+ switch (codec->id) {
+ case 0x02:
+ **ven_data = 0x00;
+ break;
+ case 0x05:
+ **ven_data = 0x01;
+ break;
+ default:
+ err = -EINVAL;
+ bt_dev_err(hdev, "Invalid codec id(%u)", codec->id);
+ goto error;
+ }
+ /* codec and its capabilities are pre-defined to ids
+ * preset id = 0x00 represents CVSD codec with sampling rate 8K
+ * preset id = 0x01 represents mSBC codec with sampling rate 16K
+ */
+ *ven_len = sizeof(__u8);
+ return err;
+
+error:
+ kfree(*ven_data);
+ *ven_data = NULL;
+ return err;
+}
+
+static int btmtksdio_sco_setting(struct hci_dev *hdev)
+{
+ const struct btmtk_sco sco_setting = {
+ .clock_config = 0x49,
+ .channel_format_config = 0x80,
+ };
+ struct sk_buff *skb;
+ u32 val;
+ int err;
+
+ /* Enable SCO over I2S/PCM for MediaTek chipset */
+ skb = __hci_cmd_sync(hdev, 0xfc72, sizeof(sco_setting),
+ &sco_setting, HCI_CMD_TIMEOUT);
+ if (IS_ERR(skb))
+ return PTR_ERR(skb);
+
+ kfree_skb(skb);
+
+ err = btmtksdio_mtk_reg_read(hdev, MT7921_PINMUX_0, &val);
+ if (err < 0)
+ return err;
+
+ val |= 0x11000000;
+ err = btmtksdio_mtk_reg_write(hdev, MT7921_PINMUX_0, val, ~0);
+ if (err < 0)
+ return err;
+
+ err = btmtksdio_mtk_reg_read(hdev, MT7921_PINMUX_1, &val);
+ if (err < 0)
+ return err;
+
+ val |= 0x00000101;
+ err = btmtksdio_mtk_reg_write(hdev, MT7921_PINMUX_1, val, ~0);
+ if (err < 0)
+ return err;
+
+ hdev->get_data_path_id = btmtksdio_get_data_path_id;
+ hdev->get_codec_config_data = btmtksdio_get_codec_config_data;
+
+ return err;
+}
+
+static int btmtksdio_reset_setting(struct hci_dev *hdev)
+{
+ int err;
+ u32 val;
+
+ err = btmtksdio_mtk_reg_read(hdev, MT7921_PINMUX_1, &val);
+ if (err < 0)
+ return err;
+
+ val |= 0x20; /* set the pin (bit field 11:8) work as GPIO mode */
+ err = btmtksdio_mtk_reg_write(hdev, MT7921_PINMUX_1, val, ~0);
+ if (err < 0)
+ return err;
+
+ err = btmtksdio_mtk_reg_read(hdev, MT7921_BTSYS_RST, &val);
+ if (err < 0)
+ return err;
+
+ val |= MT7921_BTSYS_RST_WITH_GPIO;
+ return btmtksdio_mtk_reg_write(hdev, MT7921_BTSYS_RST, val, ~0);
+}
+
static int btmtksdio_setup(struct hci_dev *hdev)
{
struct btmtksdio_dev *bdev = hci_get_drvdata(hdev);
@@ -837,20 +1063,39 @@ static int btmtksdio_setup(struct hci_dev *hdev)
unsigned long long duration;
char fwname[64];
int err, dev_id;
- u32 fw_version = 0;
+ u32 fw_version = 0, val;
calltime = ktime_get();
set_bit(BTMTKSDIO_HW_TX_READY, &bdev->tx_state);
switch (bdev->data->chipid) {
case 0x7921:
- err = btsdio_mtk_reg_read(hdev, 0x70010200, &dev_id);
+ if (test_bit(BTMTKSDIO_HW_RESET_ACTIVE, &bdev->tx_state)) {
+ err = btmtksdio_mtk_reg_read(hdev, MT7921_DLSTATUS,
+ &val);
+ if (err < 0)
+ return err;
+
+ val &= ~BT_DL_STATE;
+ err = btmtksdio_mtk_reg_write(hdev, MT7921_DLSTATUS,
+ val, ~0);
+ if (err < 0)
+ return err;
+
+ btmtksdio_fw_pmctrl(bdev);
+ msleep(20);
+ btmtksdio_drv_pmctrl(bdev);
+
+ clear_bit(BTMTKSDIO_HW_RESET_ACTIVE, &bdev->tx_state);
+ }
+
+ err = btmtksdio_mtk_reg_read(hdev, 0x70010200, &dev_id);
if (err < 0) {
bt_dev_err(hdev, "Failed to get device id (%d)", err);
return err;
}
- err = btsdio_mtk_reg_read(hdev, 0x80021004, &fw_version);
+ err = btmtksdio_mtk_reg_read(hdev, 0x80021004, &fw_version);
if (err < 0) {
bt_dev_err(hdev, "Failed to get fw version (%d)", err);
return err;
@@ -862,6 +1107,38 @@ static int btmtksdio_setup(struct hci_dev *hdev)
err = mt79xx_setup(hdev, fwname);
if (err < 0)
return err;
+
+ err = btmtksdio_fw_pmctrl(bdev);
+ if (err < 0)
+ return err;
+
+ err = btmtksdio_drv_pmctrl(bdev);
+ if (err < 0)
+ return err;
+
+ /* Enable SCO over I2S/PCM */
+ err = btmtksdio_sco_setting(hdev);
+ if (err < 0) {
+ bt_dev_err(hdev, "Failed to enable SCO setting (%d)", err);
+ return err;
+ }
+
+ /* Enable WBS with mSBC codec */
+ set_bit(HCI_QUIRK_WIDEBAND_SPEECH_SUPPORTED, &hdev->quirks);
+
+ /* Enable GPIO reset mechanism */
+ if (bdev->reset) {
+ err = btmtksdio_reset_setting(hdev);
+ if (err < 0) {
+ bt_dev_err(hdev, "Failed to enable Reset setting (%d)", err);
+ devm_gpiod_put(bdev->dev, bdev->reset);
+ bdev->reset = NULL;
+ }
+ }
+
+ /* Valid LE States quirk for MediaTek 7921 */
+ set_bit(HCI_QUIRK_VALID_LE_STATES, &hdev->quirks);
+
break;
case 0x7663:
case 0x7668:
@@ -958,6 +1235,73 @@ static int btmtksdio_send_frame(struct hci_dev *hdev, struct sk_buff *skb)
return 0;
}
+static void btmtksdio_cmd_timeout(struct hci_dev *hdev)
+{
+ struct btmtksdio_dev *bdev = hci_get_drvdata(hdev);
+ u32 status;
+ int err;
+
+ if (!bdev->reset || bdev->data->chipid != 0x7921)
+ return;
+
+ pm_runtime_get_sync(bdev->dev);
+
+ if (test_and_set_bit(BTMTKSDIO_HW_RESET_ACTIVE, &bdev->tx_state))
+ return;
+
+ sdio_claim_host(bdev->func);
+
+ sdio_writel(bdev->func, C_INT_EN_CLR, MTK_REG_CHLPCR, NULL);
+ skb_queue_purge(&bdev->txq);
+ cancel_work_sync(&bdev->txrx_work);
+
+ gpiod_set_value_cansleep(bdev->reset, 1);
+ msleep(100);
+ gpiod_set_value_cansleep(bdev->reset, 0);
+
+ err = readx_poll_timeout(btmtksdio_chcr_query, bdev, status,
+ status & BT_RST_DONE, 100000, 2000000);
+ if (err < 0) {
+ bt_dev_err(hdev, "Failed to reset (%d)", err);
+ goto err;
+ }
+
+ clear_bit(BTMTKSDIO_PATCH_ENABLED, &bdev->tx_state);
+err:
+ sdio_release_host(bdev->func);
+
+ pm_runtime_put_noidle(bdev->dev);
+ pm_runtime_disable(bdev->dev);
+
+ hci_reset_dev(hdev);
+}
+
+static bool btmtksdio_sdio_wakeup(struct hci_dev *hdev)
+{
+ struct btmtksdio_dev *bdev = hci_get_drvdata(hdev);
+ bool may_wakeup = device_may_wakeup(bdev->dev);
+ const struct btmtk_wakeon bt_awake = {
+ .mode = 0x1,
+ .gpo = 0,
+ .active_high = 0x1,
+ .enable_delay = cpu_to_le16(0xc80),
+ .wakeup_delay = cpu_to_le16(0x20),
+ };
+
+ if (may_wakeup && bdev->data->chipid == 0x7921) {
+ struct sk_buff *skb;
+
+ skb = __hci_cmd_sync(hdev, 0xfc27, sizeof(bt_awake),
+ &bt_awake, HCI_CMD_TIMEOUT);
+ if (IS_ERR(skb))
+ may_wakeup = false;
+ else
+ kfree_skb(skb);
+ }
+
+ return may_wakeup;
+}
+
static int btmtksdio_probe(struct sdio_func *func,
const struct sdio_device_id *id)
{
@@ -993,10 +1337,12 @@ static int btmtksdio_probe(struct sdio_func *func,
hdev->open = btmtksdio_open;
hdev->close = btmtksdio_close;
+ hdev->cmd_timeout = btmtksdio_cmd_timeout;
hdev->flush = btmtksdio_flush;
hdev->setup = btmtksdio_setup;
hdev->shutdown = btmtksdio_shutdown;
hdev->send = btmtksdio_send_frame;
+ hdev->wakeup = btmtksdio_sdio_wakeup;
hdev->set_bdaddr = btmtk_set_bdaddr;
SET_HCIDEV_DEV(hdev, &func->dev);
@@ -1004,6 +1350,8 @@ static int btmtksdio_probe(struct sdio_func *func,
hdev->manufacturer = 70;
set_bit(HCI_QUIRK_NON_PERSISTENT_SETUP, &hdev->quirks);
+ sdio_set_drvdata(func, bdev);
+
err = hci_register_dev(hdev);
if (err < 0) {
dev_err(&func->dev, "Can't register HCI device\n");
@@ -1011,8 +1359,6 @@ static int btmtksdio_probe(struct sdio_func *func,
return err;
}
- sdio_set_drvdata(func, bdev);
-
/* pm_runtime_enable would be done after the firmware is being
* downloaded because the core layer probably already enables
* runtime PM for this func such as the case host->caps &
@@ -1032,7 +1378,18 @@ static int btmtksdio_probe(struct sdio_func *func,
*/
pm_runtime_put_noidle(bdev->dev);
- return 0;
+ err = device_init_wakeup(bdev->dev, true);
+ if (err)
+ bt_dev_err(hdev, "failed to initialize device wakeup");
+
+ bdev->dev->of_node = of_find_compatible_node(NULL, NULL,
+ "mediatek,mt7921s-bluetooth");
+ bdev->reset = devm_gpiod_get_optional(bdev->dev, "reset",
+ GPIOD_OUT_LOW);
+ if (IS_ERR(bdev->reset))
+ err = PTR_ERR(bdev->reset);
+
+ return err;
}
static void btmtksdio_remove(struct sdio_func *func)
@@ -1058,7 +1415,6 @@ static int btmtksdio_runtime_suspend(struct device *dev)
{
struct sdio_func *func = dev_to_sdio_func(dev);
struct btmtksdio_dev *bdev;
- u32 status;
int err;
bdev = sdio_get_drvdata(func);
@@ -1070,18 +1426,9 @@ static int btmtksdio_runtime_suspend(struct device *dev)
sdio_set_host_pm_flags(func, MMC_PM_KEEP_POWER);
- sdio_claim_host(bdev->func);
-
- sdio_writel(bdev->func, C_FW_OWN_REQ_SET, MTK_REG_CHLPCR, &err);
- if (err < 0)
- goto out;
-
- err = readx_poll_timeout(btmtksdio_drv_own_query, bdev, status,
- !(status & C_COM_DRV_OWN), 2000, 1000000);
-out:
- bt_dev_info(bdev->hdev, "status (%d) return ownership to device", err);
+ err = btmtksdio_fw_pmctrl(bdev);
- sdio_release_host(bdev->func);
+ bt_dev_dbg(bdev->hdev, "status (%d) return ownership to device", err);
return err;
}
@@ -1090,7 +1437,6 @@ static int btmtksdio_runtime_resume(struct device *dev)
{
struct sdio_func *func = dev_to_sdio_func(dev);
struct btmtksdio_dev *bdev;
- u32 status;
int err;
bdev = sdio_get_drvdata(func);
@@ -1100,18 +1446,9 @@ static int btmtksdio_runtime_resume(struct device *dev)
if (!test_bit(BTMTKSDIO_FUNC_ENABLED, &bdev->tx_state))
return 0;
- sdio_claim_host(bdev->func);
+ err = btmtksdio_drv_pmctrl(bdev);
- sdio_writel(bdev->func, C_FW_OWN_REQ_CLR, MTK_REG_CHLPCR, &err);
- if (err < 0)
- goto out;
-
- err = readx_poll_timeout(btmtksdio_drv_own_query, bdev, status,
- status & C_COM_DRV_OWN, 2000, 1000000);
-out:
- bt_dev_info(bdev->hdev, "status (%d) get ownership from device", err);
-
- sdio_release_host(bdev->func);
+ bt_dev_dbg(bdev->hdev, "status (%d) get ownership from device", err);
return err;
}
diff --git a/drivers/bluetooth/btmtkuart.c b/drivers/bluetooth/btmtkuart.c
index 9ba22b13b4fa..c98691cdbbd5 100644
--- a/drivers/bluetooth/btmtkuart.c
+++ b/drivers/bluetooth/btmtkuart.c
@@ -28,13 +28,10 @@
#include <net/bluetooth/hci_core.h>
#include "h4_recv.h"
+#include "btmtk.h"
#define VERSION "0.2"
-#define FIRMWARE_MT7622 "mediatek/mt7622pr2h.bin"
-#define FIRMWARE_MT7663 "mediatek/mt7663pr2h.bin"
-#define FIRMWARE_MT7668 "mediatek/mt7668pr2h.bin"
-
#define MTK_STP_TLR_SIZE 2
#define BTMTKUART_TX_STATE_ACTIVE 1
@@ -44,25 +41,6 @@
#define BTMTKUART_FLAG_STANDALONE_HW BIT(0)
-enum {
- MTK_WMT_PATCH_DWNLD = 0x1,
- MTK_WMT_TEST = 0x2,
- MTK_WMT_WAKEUP = 0x3,
- MTK_WMT_HIF = 0x4,
- MTK_WMT_FUNC_CTRL = 0x6,
- MTK_WMT_RST = 0x7,
- MTK_WMT_SEMAPHORE = 0x17,
-};
-
-enum {
- BTMTK_WMT_INVALID,
- BTMTK_WMT_PATCH_UNDONE,
- BTMTK_WMT_PATCH_DONE,
- BTMTK_WMT_ON_UNDONE,
- BTMTK_WMT_ON_DONE,
- BTMTK_WMT_ON_PROGRESS,
-};
-
struct mtk_stp_hdr {
u8 prefix;
__be16 dlen;
@@ -74,44 +52,6 @@ struct btmtkuart_data {
const char *fwname;
};
-struct mtk_wmt_hdr {
- u8 dir;
- u8 op;
- __le16 dlen;
- u8 flag;
-} __packed;
-
-struct mtk_hci_wmt_cmd {
- struct mtk_wmt_hdr hdr;
- u8 data[256];
-} __packed;
-
-struct btmtk_hci_wmt_evt {
- struct hci_event_hdr hhdr;
- struct mtk_wmt_hdr whdr;
-} __packed;
-
-struct btmtk_hci_wmt_evt_funcc {
- struct btmtk_hci_wmt_evt hwhdr;
- __be16 status;
-} __packed;
-
-struct btmtk_tci_sleep {
- u8 mode;
- __le16 duration;
- __le16 host_duration;
- u8 host_wakeup_pin;
- u8 time_compensation;
-} __packed;
-
-struct btmtk_hci_wmt_params {
- u8 op;
- u8 flag;
- u16 dlen;
- const void *data;
- u32 *status;
-};
-
struct btmtkuart_dev {
struct hci_dev *hdev;
struct serdev_device *serdev;
@@ -153,29 +93,36 @@ static int mtk_hci_wmt_sync(struct hci_dev *hdev,
struct btmtk_hci_wmt_evt_funcc *wmt_evt_funcc;
u32 hlen, status = BTMTK_WMT_INVALID;
struct btmtk_hci_wmt_evt *wmt_evt;
- struct mtk_hci_wmt_cmd wc;
- struct mtk_wmt_hdr *hdr;
+ struct btmtk_hci_wmt_cmd *wc;
+ struct btmtk_wmt_hdr *hdr;
int err;
+ /* Send the WMT command and wait until the WMT event returns */
hlen = sizeof(*hdr) + wmt_params->dlen;
if (hlen > 255) {
err = -EINVAL;
goto err_free_skb;
}
- hdr = (struct mtk_wmt_hdr *)&wc;
+ wc = kzalloc(hlen, GFP_KERNEL);
+ if (!wc) {
+ err = -ENOMEM;
+ goto err_free_skb;
+ }
+
+ hdr = &wc->hdr;
hdr->dir = 1;
hdr->op = wmt_params->op;
hdr->dlen = cpu_to_le16(wmt_params->dlen + 1);
hdr->flag = wmt_params->flag;
- memcpy(wc.data, wmt_params->data, wmt_params->dlen);
+ memcpy(wc->data, wmt_params->data, wmt_params->dlen);
set_bit(BTMTKUART_TX_WAIT_VND_EVT, &bdev->tx_state);
- err = __hci_cmd_send(hdev, 0xfc6f, hlen, &wc);
+ err = __hci_cmd_send(hdev, 0xfc6f, hlen, wc);
if (err < 0) {
clear_bit(BTMTKUART_TX_WAIT_VND_EVT, &bdev->tx_state);
- goto err_free_skb;
+ goto err_free_wc;
}
/* The vendor specific WMT commands are all answered by a vendor
@@ -192,14 +139,14 @@ static int mtk_hci_wmt_sync(struct hci_dev *hdev,
if (err == -EINTR) {
bt_dev_err(hdev, "Execution of wmt command interrupted");
clear_bit(BTMTKUART_TX_WAIT_VND_EVT, &bdev->tx_state);
- goto err_free_skb;
+ goto err_free_wc;
}
if (err) {
bt_dev_err(hdev, "Execution of wmt command timed out");
clear_bit(BTMTKUART_TX_WAIT_VND_EVT, &bdev->tx_state);
err = -ETIMEDOUT;
- goto err_free_skb;
+ goto err_free_wc;
}
/* Parse and handle the return WMT event */
@@ -208,17 +155,17 @@ static int mtk_hci_wmt_sync(struct hci_dev *hdev,
bt_dev_err(hdev, "Wrong op received %d expected %d",
wmt_evt->whdr.op, hdr->op);
err = -EIO;
- goto err_free_skb;
+ goto err_free_wc;
}
switch (wmt_evt->whdr.op) {
- case MTK_WMT_SEMAPHORE:
+ case BTMTK_WMT_SEMAPHORE:
if (wmt_evt->whdr.flag == 2)
status = BTMTK_WMT_PATCH_UNDONE;
else
status = BTMTK_WMT_PATCH_DONE;
break;
- case MTK_WMT_FUNC_CTRL:
+ case BTMTK_WMT_FUNC_CTRL:
wmt_evt_funcc = (struct btmtk_hci_wmt_evt_funcc *)wmt_evt;
if (be16_to_cpu(wmt_evt_funcc->status) == 0x404)
status = BTMTK_WMT_ON_DONE;
@@ -232,6 +179,8 @@ static int mtk_hci_wmt_sync(struct hci_dev *hdev,
if (wmt_params->status)
*wmt_params->status = status;
+err_free_wc:
+ kfree(wc);
err_free_skb:
kfree_skb(bdev->evt_skb);
bdev->evt_skb = NULL;
@@ -239,95 +188,12 @@ err_free_skb:
return err;
}
-static int mtk_setup_firmware(struct hci_dev *hdev, const char *fwname)
-{
- struct btmtk_hci_wmt_params wmt_params;
- const struct firmware *fw;
- const u8 *fw_ptr;
- size_t fw_size;
- int err, dlen;
- u8 flag;
-
- err = request_firmware(&fw, fwname, &hdev->dev);
- if (err < 0) {
- bt_dev_err(hdev, "Failed to load firmware file (%d)", err);
- return err;
- }
-
- fw_ptr = fw->data;
- fw_size = fw->size;
-
- /* The size of patch header is 30 bytes, should be skip */
- if (fw_size < 30) {
- err = -EINVAL;
- goto free_fw;
- }
-
- fw_size -= 30;
- fw_ptr += 30;
- flag = 1;
-
- wmt_params.op = MTK_WMT_PATCH_DWNLD;
- wmt_params.status = NULL;
-
- while (fw_size > 0) {
- dlen = min_t(int, 250, fw_size);
-
- /* Tell device the position in sequence */
- if (fw_size - dlen <= 0)
- flag = 3;
- else if (fw_size < fw->size - 30)
- flag = 2;
-
- wmt_params.flag = flag;
- wmt_params.dlen = dlen;
- wmt_params.data = fw_ptr;
-
- err = mtk_hci_wmt_sync(hdev, &wmt_params);
- if (err < 0) {
- bt_dev_err(hdev, "Failed to send wmt patch dwnld (%d)",
- err);
- goto free_fw;
- }
-
- fw_size -= dlen;
- fw_ptr += dlen;
- }
-
- wmt_params.op = MTK_WMT_RST;
- wmt_params.flag = 4;
- wmt_params.dlen = 0;
- wmt_params.data = NULL;
- wmt_params.status = NULL;
-
- /* Activate funciton the firmware providing to */
- err = mtk_hci_wmt_sync(hdev, &wmt_params);
- if (err < 0) {
- bt_dev_err(hdev, "Failed to send wmt rst (%d)", err);
- goto free_fw;
- }
-
- /* Wait a few moments for firmware activation done */
- usleep_range(10000, 12000);
-
-free_fw:
- release_firmware(fw);
- return err;
-}
-
static int btmtkuart_recv_event(struct hci_dev *hdev, struct sk_buff *skb)
{
struct btmtkuart_dev *bdev = hci_get_drvdata(hdev);
struct hci_event_hdr *hdr = (void *)skb->data;
int err;
- /* Fix up the vendor event id with 0xff for vendor specific instead
- * of 0xe4 so that event send via monitoring socket can be parsed
- * properly.
- */
- if (hdr->evt == 0xe4)
- hdr->evt = HCI_EV_VENDOR;
-
/* When someone waits for the WMT event, the skb is being cloned
* and being processed the events from there then.
*/
@@ -343,7 +209,7 @@ static int btmtkuart_recv_event(struct hci_dev *hdev, struct sk_buff *skb)
if (err < 0)
goto err_free_skb;
- if (hdr->evt == HCI_EV_VENDOR) {
+ if (hdr->evt == HCI_EV_WMT) {
if (test_and_clear_bit(BTMTKUART_TX_WAIT_VND_EVT,
&bdev->tx_state)) {
/* Barrier to sync with other CPUs */
@@ -645,7 +511,7 @@ static int btmtkuart_func_query(struct hci_dev *hdev)
u8 param = 0;
/* Query whether the function is enabled */
- wmt_params.op = MTK_WMT_FUNC_CTRL;
+ wmt_params.op = BTMTK_WMT_FUNC_CTRL;
wmt_params.flag = 4;
wmt_params.dlen = sizeof(param);
wmt_params.data = &param;
@@ -672,7 +538,7 @@ static int btmtkuart_change_baudrate(struct hci_dev *hdev)
* ready to change a new baudrate.
*/
baudrate = cpu_to_le32(bdev->desired_speed);
- wmt_params.op = MTK_WMT_HIF;
+ wmt_params.op = BTMTK_WMT_HIF;
wmt_params.flag = 1;
wmt_params.dlen = 4;
wmt_params.data = &baudrate;
@@ -706,7 +572,7 @@ static int btmtkuart_change_baudrate(struct hci_dev *hdev)
usleep_range(20000, 22000);
/* Test the new baudrate */
- wmt_params.op = MTK_WMT_TEST;
+ wmt_params.op = BTMTK_WMT_TEST;
wmt_params.flag = 7;
wmt_params.dlen = 0;
wmt_params.data = NULL;
@@ -741,7 +607,7 @@ static int btmtkuart_setup(struct hci_dev *hdev)
* do any setups.
*/
if (test_bit(BTMTKUART_REQUIRED_WAKEUP, &bdev->tx_state)) {
- wmt_params.op = MTK_WMT_WAKEUP;
+ wmt_params.op = BTMTK_WMT_WAKEUP;
wmt_params.flag = 3;
wmt_params.dlen = 0;
wmt_params.data = NULL;
@@ -760,7 +626,7 @@ static int btmtkuart_setup(struct hci_dev *hdev)
btmtkuart_change_baudrate(hdev);
/* Query whether the firmware is already download */
- wmt_params.op = MTK_WMT_SEMAPHORE;
+ wmt_params.op = BTMTK_WMT_SEMAPHORE;
wmt_params.flag = 1;
wmt_params.dlen = 0;
wmt_params.data = NULL;
@@ -778,7 +644,7 @@ static int btmtkuart_setup(struct hci_dev *hdev)
}
/* Setup a firmware which the device definitely requires */
- err = mtk_setup_firmware(hdev, bdev->data->fwname);
+ err = btmtk_setup_firmware(hdev, bdev->data->fwname, mtk_hci_wmt_sync);
if (err < 0)
return err;
@@ -801,7 +667,7 @@ ignore_setup_fw:
}
/* Enable Bluetooth protocol */
- wmt_params.op = MTK_WMT_FUNC_CTRL;
+ wmt_params.op = BTMTK_WMT_FUNC_CTRL;
wmt_params.flag = 0;
wmt_params.dlen = sizeof(param);
wmt_params.data = &param;
@@ -846,7 +712,7 @@ static int btmtkuart_shutdown(struct hci_dev *hdev)
int err;
/* Disable the device */
- wmt_params.op = MTK_WMT_FUNC_CTRL;
+ wmt_params.op = BTMTK_WMT_FUNC_CTRL;
wmt_params.flag = 0;
wmt_params.dlen = sizeof(param);
wmt_params.data = &param;
@@ -1007,6 +873,7 @@ static int btmtkuart_probe(struct serdev_device *serdev)
hdev->setup = btmtkuart_setup;
hdev->shutdown = btmtkuart_shutdown;
hdev->send = btmtkuart_send_frame;
+ hdev->set_bdaddr = btmtk_set_bdaddr;
SET_HCIDEV_DEV(hdev, &serdev->dev);
hdev->manufacturer = 70;
@@ -1131,6 +998,3 @@ MODULE_AUTHOR("Sean Wang <sean.wang@mediatek.com>");
MODULE_DESCRIPTION("MediaTek Bluetooth Serial driver ver " VERSION);
MODULE_VERSION(VERSION);
MODULE_LICENSE("GPL");
-MODULE_FIRMWARE(FIRMWARE_MT7622);
-MODULE_FIRMWARE(FIRMWARE_MT7663);
-MODULE_FIRMWARE(FIRMWARE_MT7668);
diff --git a/drivers/bluetooth/btrtl.c b/drivers/bluetooth/btrtl.c
index c2bdd1e6060e..481d488bca0f 100644
--- a/drivers/bluetooth/btrtl.c
+++ b/drivers/bluetooth/btrtl.c
@@ -49,6 +49,7 @@ enum btrtl_chip_id {
CHIP_ID_8822C = 13,
CHIP_ID_8761B,
CHIP_ID_8852A = 18,
+ CHIP_ID_8852B = 20,
};
struct id_table {
@@ -149,6 +150,14 @@ static const struct id_table ic_id_table[] = {
.cfg_name = "rtl_bt/rtl8761bu_config" },
/* 8822C with UART interface */
+ { IC_INFO(RTL_ROM_LMP_8822B, 0xc, 0x8, HCI_UART),
+ .config_needed = true,
+ .has_rom_version = true,
+ .has_msft_ext = true,
+ .fw_name = "rtl_bt/rtl8822cs_fw.bin",
+ .cfg_name = "rtl_bt/rtl8822cs_config" },
+
+ /* 8822C with UART interface */
{ IC_INFO(RTL_ROM_LMP_8822B, 0xc, 0xa, HCI_UART),
.config_needed = true,
.has_rom_version = true,
@@ -179,6 +188,14 @@ static const struct id_table ic_id_table[] = {
.has_msft_ext = true,
.fw_name = "rtl_bt/rtl8852au_fw.bin",
.cfg_name = "rtl_bt/rtl8852au_config" },
+
+ /* 8852B */
+ { IC_INFO(RTL_ROM_LMP_8852A, 0xb, 0xb, HCI_USB),
+ .config_needed = false,
+ .has_rom_version = true,
+ .has_msft_ext = true,
+ .fw_name = "rtl_bt/rtl8852bu_fw.bin",
+ .cfg_name = "rtl_bt/rtl8852bu_config" },
};
static const struct id_table *btrtl_match_ic(u16 lmp_subver, u16 hci_rev,
@@ -287,6 +304,7 @@ static int rtlbt_parse_firmware(struct hci_dev *hdev,
{ RTL_ROM_LMP_8822B, 13 }, /* 8822C */
{ RTL_ROM_LMP_8761A, 14 }, /* 8761B */
{ RTL_ROM_LMP_8852A, 18 }, /* 8852A */
+ { RTL_ROM_LMP_8852A, 20 }, /* 8852B */
};
min_size = sizeof(struct rtl_epatch_header) + sizeof(extension_sig) + 3;
@@ -749,6 +767,7 @@ void btrtl_set_quirks(struct hci_dev *hdev, struct btrtl_device_info *btrtl_dev)
switch (btrtl_dev->project_id) {
case CHIP_ID_8822C:
case CHIP_ID_8852A:
+ case CHIP_ID_8852B:
set_bit(HCI_QUIRK_VALID_LE_STATES, &hdev->quirks);
set_bit(HCI_QUIRK_WIDEBAND_SPEECH_SUPPORTED, &hdev->quirks);
hci_set_aosp_capable(hdev);
@@ -926,3 +945,5 @@ MODULE_FIRMWARE("rtl_bt/rtl8822b_fw.bin");
MODULE_FIRMWARE("rtl_bt/rtl8822b_config.bin");
MODULE_FIRMWARE("rtl_bt/rtl8852au_fw.bin");
MODULE_FIRMWARE("rtl_bt/rtl8852au_config.bin");
+MODULE_FIRMWARE("rtl_bt/rtl8852bu_fw.bin");
+MODULE_FIRMWARE("rtl_bt/rtl8852bu_config.bin");
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index c30d131da784..50df417207af 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -36,32 +36,33 @@ static bool reset = true;
static struct usb_driver btusb_driver;
-#define BTUSB_IGNORE 0x01
-#define BTUSB_DIGIANSWER 0x02
-#define BTUSB_CSR 0x04
-#define BTUSB_SNIFFER 0x08
-#define BTUSB_BCM92035 0x10
-#define BTUSB_BROKEN_ISOC 0x20
-#define BTUSB_WRONG_SCO_MTU 0x40
-#define BTUSB_ATH3012 0x80
-#define BTUSB_INTEL_COMBINED 0x100
-#define BTUSB_INTEL_BOOT 0x200
-#define BTUSB_BCM_PATCHRAM 0x400
-#define BTUSB_MARVELL 0x800
-#define BTUSB_SWAVE 0x1000
-#define BTUSB_AMP 0x4000
-#define BTUSB_QCA_ROME 0x8000
-#define BTUSB_BCM_APPLE 0x10000
-#define BTUSB_REALTEK 0x20000
-#define BTUSB_BCM2045 0x40000
-#define BTUSB_IFNUM_2 0x80000
-#define BTUSB_CW6622 0x100000
-#define BTUSB_MEDIATEK 0x200000
-#define BTUSB_WIDEBAND_SPEECH 0x400000
-#define BTUSB_VALID_LE_STATES 0x800000
-#define BTUSB_QCA_WCN6855 0x1000000
-#define BTUSB_INTEL_BROKEN_SHUTDOWN_LED 0x2000000
-#define BTUSB_INTEL_BROKEN_INITIAL_NCMD 0x4000000
+#define BTUSB_IGNORE BIT(0)
+#define BTUSB_DIGIANSWER BIT(1)
+#define BTUSB_CSR BIT(2)
+#define BTUSB_SNIFFER BIT(3)
+#define BTUSB_BCM92035 BIT(4)
+#define BTUSB_BROKEN_ISOC BIT(5)
+#define BTUSB_WRONG_SCO_MTU BIT(6)
+#define BTUSB_ATH3012 BIT(7)
+#define BTUSB_INTEL_COMBINED BIT(8)
+#define BTUSB_INTEL_BOOT BIT(9)
+#define BTUSB_BCM_PATCHRAM BIT(10)
+#define BTUSB_MARVELL BIT(11)
+#define BTUSB_SWAVE BIT(12)
+#define BTUSB_AMP BIT(13)
+#define BTUSB_QCA_ROME BIT(14)
+#define BTUSB_BCM_APPLE BIT(15)
+#define BTUSB_REALTEK BIT(16)
+#define BTUSB_BCM2045 BIT(17)
+#define BTUSB_IFNUM_2 BIT(18)
+#define BTUSB_CW6622 BIT(19)
+#define BTUSB_MEDIATEK BIT(20)
+#define BTUSB_WIDEBAND_SPEECH BIT(21)
+#define BTUSB_VALID_LE_STATES BIT(22)
+#define BTUSB_QCA_WCN6855 BIT(23)
+#define BTUSB_INTEL_BROKEN_SHUTDOWN_LED BIT(24)
+#define BTUSB_INTEL_BROKEN_INITIAL_NCMD BIT(25)
+#define BTUSB_INTEL_NO_WBS_SUPPORT BIT(26)
static const struct usb_device_id btusb_table[] = {
/* Generic Bluetooth USB device */
@@ -383,11 +384,14 @@ static const struct usb_device_id blacklist_table[] = {
{ USB_DEVICE(0x8087, 0x0029), .driver_info = BTUSB_INTEL_COMBINED },
{ USB_DEVICE(0x8087, 0x0032), .driver_info = BTUSB_INTEL_COMBINED },
{ USB_DEVICE(0x8087, 0x0033), .driver_info = BTUSB_INTEL_COMBINED },
+ { USB_DEVICE(0x8087, 0x0035), .driver_info = BTUSB_INTEL_COMBINED },
{ USB_DEVICE(0x8087, 0x07da), .driver_info = BTUSB_CSR },
{ USB_DEVICE(0x8087, 0x07dc), .driver_info = BTUSB_INTEL_COMBINED |
+ BTUSB_INTEL_NO_WBS_SUPPORT |
BTUSB_INTEL_BROKEN_INITIAL_NCMD |
BTUSB_INTEL_BROKEN_SHUTDOWN_LED },
{ USB_DEVICE(0x8087, 0x0a2a), .driver_info = BTUSB_INTEL_COMBINED |
+ BTUSB_INTEL_NO_WBS_SUPPORT |
BTUSB_INTEL_BROKEN_SHUTDOWN_LED },
{ USB_DEVICE(0x8087, 0x0a2b), .driver_info = BTUSB_INTEL_COMBINED },
{ USB_DEVICE(0x8087, 0x0aa7), .driver_info = BTUSB_INTEL_COMBINED |
@@ -405,6 +409,8 @@ static const struct usb_device_id blacklist_table[] = {
BTUSB_WIDEBAND_SPEECH },
/* Realtek 8852AE Bluetooth devices */
+ { USB_DEVICE(0x0bda, 0x2852), .driver_info = BTUSB_REALTEK |
+ BTUSB_WIDEBAND_SPEECH },
{ USB_DEVICE(0x0bda, 0xc852), .driver_info = BTUSB_REALTEK |
BTUSB_WIDEBAND_SPEECH },
{ USB_DEVICE(0x0bda, 0x385a), .driver_info = BTUSB_REALTEK |
@@ -429,6 +435,11 @@ static const struct usb_device_id blacklist_table[] = {
/* Additional MediaTek MT7615E Bluetooth devices */
{ USB_DEVICE(0x13d3, 0x3560), .driver_info = BTUSB_MEDIATEK},
+ /* Additional MediaTek MT7663 Bluetooth devices */
+ { USB_DEVICE(0x043e, 0x310c), .driver_info = BTUSB_MEDIATEK |
+ BTUSB_WIDEBAND_SPEECH |
+ BTUSB_VALID_LE_STATES },
+
/* Additional MediaTek MT7668 Bluetooth devices */
{ USB_DEVICE(0x043e, 0x3109), .driver_info = BTUSB_MEDIATEK |
BTUSB_WIDEBAND_SPEECH |
@@ -444,6 +455,9 @@ static const struct usb_device_id blacklist_table[] = {
{ USB_DEVICE(0x13d3, 0x3564), .driver_info = BTUSB_MEDIATEK |
BTUSB_WIDEBAND_SPEECH |
BTUSB_VALID_LE_STATES },
+ { USB_DEVICE(0x13d3, 0x3567), .driver_info = BTUSB_MEDIATEK |
+ BTUSB_WIDEBAND_SPEECH |
+ BTUSB_VALID_LE_STATES },
{ USB_DEVICE(0x0489, 0xe0cd), .driver_info = BTUSB_MEDIATEK |
BTUSB_WIDEBAND_SPEECH |
BTUSB_VALID_LE_STATES },
@@ -463,6 +477,7 @@ static const struct usb_device_id blacklist_table[] = {
/* Additional Realtek 8723BE Bluetooth devices */
{ USB_DEVICE(0x0489, 0xe085), .driver_info = BTUSB_REALTEK },
{ USB_DEVICE(0x0489, 0xe08b), .driver_info = BTUSB_REALTEK },
+ { USB_DEVICE(0x04f2, 0xb49f), .driver_info = BTUSB_REALTEK },
{ USB_DEVICE(0x13d3, 0x3410), .driver_info = BTUSB_REALTEK },
{ USB_DEVICE(0x13d3, 0x3416), .driver_info = BTUSB_REALTEK },
{ USB_DEVICE(0x13d3, 0x3459), .driver_info = BTUSB_REALTEK },
@@ -482,6 +497,8 @@ static const struct usb_device_id blacklist_table[] = {
/* Additional Realtek 8761BU Bluetooth devices */
{ USB_DEVICE(0x0b05, 0x190e), .driver_info = BTUSB_REALTEK |
BTUSB_WIDEBAND_SPEECH },
+ { USB_DEVICE(0x2550, 0x8761), .driver_info = BTUSB_REALTEK |
+ BTUSB_WIDEBAND_SPEECH },
/* Additional Realtek 8821AE Bluetooth devices */
{ USB_DEVICE(0x0b05, 0x17dc), .driver_info = BTUSB_REALTEK },
@@ -2041,6 +2058,8 @@ static int btusb_setup_csr(struct hci_dev *hdev)
*/
set_bit(HCI_QUIRK_BROKEN_STORED_LINK_KEY, &hdev->quirks);
set_bit(HCI_QUIRK_BROKEN_ERR_DATA_REPORTING, &hdev->quirks);
+ set_bit(HCI_QUIRK_BROKEN_FILTER_CLEAR_ALL, &hdev->quirks);
+ set_bit(HCI_QUIRK_NO_SUSPEND_NOTIFIER, &hdev->quirks);
/* Clear the reset quirk since this is not an actual
* early Bluetooth 1.1 device from CSR.
@@ -2051,16 +2070,16 @@ static int btusb_setup_csr(struct hci_dev *hdev)
/*
* Special workaround for these BT 4.0 chip clones, and potentially more:
*
- * - 0x0134: a Barrot 8041a02 (HCI rev: 0x1012 sub: 0x0810)
+ * - 0x0134: a Barrot 8041a02 (HCI rev: 0x0810 sub: 0x1012)
* - 0x7558: IC markings FR3191AHAL 749H15143 (HCI rev/sub-version: 0x0709)
*
* These controllers are really messed-up.
*
* 1. Their bulk RX endpoint will never report any data unless
- * the device was suspended at least once (yes, really).
+ * the device was suspended at least once (yes, really).
* 2. They will not wakeup when autosuspended and receiving data
- * on their bulk RX endpoint from e.g. a keyboard or mouse
- * (IOW remote-wakeup support is broken for the bulk endpoint).
+ * on their bulk RX endpoint from e.g. a keyboard or mouse
+ * (IOW remote-wakeup support is broken for the bulk endpoint).
*
* To fix 1. enable runtime-suspend, force-suspend the
* HCI and then wake-it up by disabling runtime-suspend.
@@ -2080,7 +2099,7 @@ static int btusb_setup_csr(struct hci_dev *hdev)
if (ret >= 0)
msleep(200);
else
- bt_dev_err(hdev, "CSR: Failed to suspend the device for our Barrot 8041a02 receive-issue workaround");
+ bt_dev_warn(hdev, "CSR: Couldn't suspend the device for our Barrot 8041a02 receive-issue workaround");
pm_runtime_forbid(&data->udev->dev);
@@ -2245,7 +2264,6 @@ static void btusb_mtk_wmt_recv(struct urb *urb)
{
struct hci_dev *hdev = urb->context;
struct btusb_data *data = hci_get_drvdata(hdev);
- struct hci_event_hdr *hdr;
struct sk_buff *skb;
int err;
@@ -2265,13 +2283,6 @@ static void btusb_mtk_wmt_recv(struct urb *urb)
hci_skb_pkt_type(skb) = HCI_EVENT_PKT;
skb_put_data(skb, urb->transfer_buffer, urb->actual_length);
- hdr = (void *)skb->data;
- /* Fix up the vendor event id with 0xff for vendor specific
- * instead of 0xe4 so that event send via monitoring socket can
- * be parsed properly.
- */
- hdr->evt = 0xff;
-
/* When someone waits for the WMT event, the skb is being cloned
* and being processed the events from there then.
*/
@@ -2988,6 +2999,7 @@ static int btusb_set_bdaddr_wcn6855(struct hci_dev *hdev,
#define QCA_PATCH_UPDATED 0x80
#define QCA_DFU_TIMEOUT 3000
#define QCA_FLAG_MULTI_NVM 0x80
+#define QCA_BT_RESET_WAIT_MS 100
#define WCN6855_2_0_RAM_VERSION_GF 0x400c1200
#define WCN6855_2_1_RAM_VERSION_GF 0x400c1211
@@ -3314,6 +3326,13 @@ static int btusb_setup_qca(struct hci_dev *hdev)
err = btusb_setup_qca_load_nvm(hdev, &ver, info);
if (err < 0)
return err;
+
+ /* WCN6855 2.1 will reset to apply firmware downloaded here, so
+ * wait ~100ms for reset Done then go ahead, otherwise, it maybe
+ * cause potential enable failure.
+ */
+ if (info->rom_version == 0x00130201)
+ msleep(QCA_BT_RESET_WAIT_MS);
}
return 0;
@@ -3737,6 +3756,9 @@ static int btusb_probe(struct usb_interface *intf,
hdev->send = btusb_send_frame_intel;
hdev->cmd_timeout = btusb_intel_cmd_timeout;
+ if (id->driver_info & BTUSB_INTEL_NO_WBS_SUPPORT)
+ btintel_set_flag(hdev, INTEL_ROM_LEGACY_NO_WBS_SUPPORT);
+
if (id->driver_info & BTUSB_INTEL_BROKEN_INITIAL_NCMD)
btintel_set_flag(hdev, INTEL_BROKEN_INITIAL_NCMD);
diff --git a/drivers/bluetooth/hci_bcm.c b/drivers/bluetooth/hci_bcm.c
index d634a27bc850..785f445dd60d 100644
--- a/drivers/bluetooth/hci_bcm.c
+++ b/drivers/bluetooth/hci_bcm.c
@@ -20,6 +20,7 @@
#include <linux/regulator/consumer.h>
#include <linux/clk.h>
#include <linux/gpio/consumer.h>
+#include <linux/gpio/machine.h>
#include <linux/tty.h>
#include <linux/interrupt.h>
#include <linux/dmi.h>
@@ -870,8 +871,24 @@ unlock:
#endif
/* Some firmware reports an IRQ which does not work (wrong pin in fw table?) */
+static struct gpiod_lookup_table asus_tf103c_irq_gpios = {
+ .dev_id = "serial0-0",
+ .table = {
+ GPIO_LOOKUP("INT33FC:02", 17, "host-wakeup-alt", GPIO_ACTIVE_HIGH),
+ { }
+ },
+};
+
static const struct dmi_system_id bcm_broken_irq_dmi_table[] = {
{
+ .ident = "Asus TF103C",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "TF103C"),
+ },
+ .driver_data = &asus_tf103c_irq_gpios,
+ },
+ {
.ident = "Meegopad T08",
.matches = {
DMI_EXACT_MATCH(DMI_BOARD_VENDOR,
@@ -1027,7 +1044,8 @@ static struct clk *bcm_get_txco(struct device *dev)
static int bcm_get_resources(struct bcm_device *dev)
{
- const struct dmi_system_id *dmi_id;
+ const struct dmi_system_id *broken_irq_dmi_id;
+ const char *irq_con_id = "host-wakeup";
int err;
dev->name = dev_name(dev->dev);
@@ -1083,23 +1101,33 @@ static int bcm_get_resources(struct bcm_device *dev)
if (err)
return err;
+ broken_irq_dmi_id = dmi_first_match(bcm_broken_irq_dmi_table);
+ if (broken_irq_dmi_id && broken_irq_dmi_id->driver_data) {
+ gpiod_add_lookup_table(broken_irq_dmi_id->driver_data);
+ irq_con_id = "host-wakeup-alt";
+ dev->irq_active_low = false;
+ dev->irq = 0;
+ }
+
/* IRQ can be declared in ACPI table as Interrupt or GpioInt */
if (dev->irq <= 0) {
struct gpio_desc *gpio;
- gpio = devm_gpiod_get_optional(dev->dev, "host-wakeup",
- GPIOD_IN);
+ gpio = devm_gpiod_get_optional(dev->dev, irq_con_id, GPIOD_IN);
if (IS_ERR(gpio))
return PTR_ERR(gpio);
dev->irq = gpiod_to_irq(gpio);
}
- dmi_id = dmi_first_match(bcm_broken_irq_dmi_table);
- if (dmi_id) {
- dev_info(dev->dev, "%s: Has a broken IRQ config, disabling IRQ support / runtime-pm\n",
- dmi_id->ident);
- dev->irq = 0;
+ if (broken_irq_dmi_id) {
+ if (broken_irq_dmi_id->driver_data) {
+ gpiod_remove_lookup_table(broken_irq_dmi_id->driver_data);
+ } else {
+ dev_info(dev->dev, "%s: Has a broken IRQ config, disabling IRQ support / runtime-pm\n",
+ broken_irq_dmi_id->ident);
+ dev->irq = 0;
+ }
}
dev_dbg(dev->dev, "BCM irq: %d\n", dev->irq);
@@ -1513,6 +1541,8 @@ static const struct of_device_id bcm_bluetooth_of_match[] = {
{ .compatible = "brcm,bcm4330-bt" },
{ .compatible = "brcm,bcm4334-bt" },
{ .compatible = "brcm,bcm4345c5" },
+ { .compatible = "brcm,bcm43430a0-bt" },
+ { .compatible = "brcm,bcm43430a1-bt" },
{ .compatible = "brcm,bcm43438-bt", .data = &bcm43438_device_data },
{ .compatible = "brcm,bcm43540-bt", .data = &bcm4354_device_data },
{ .compatible = "brcm,bcm4335a0" },
diff --git a/drivers/bluetooth/hci_h5.c b/drivers/bluetooth/hci_h5.c
index 34286ffe0568..c5a0409ef84f 100644
--- a/drivers/bluetooth/hci_h5.c
+++ b/drivers/bluetooth/hci_h5.c
@@ -629,9 +629,11 @@ static int h5_enqueue(struct hci_uart *hu, struct sk_buff *skb)
break;
}
- pm_runtime_get_sync(&hu->serdev->dev);
- pm_runtime_mark_last_busy(&hu->serdev->dev);
- pm_runtime_put_autosuspend(&hu->serdev->dev);
+ if (hu->serdev) {
+ pm_runtime_get_sync(&hu->serdev->dev);
+ pm_runtime_mark_last_busy(&hu->serdev->dev);
+ pm_runtime_put_autosuspend(&hu->serdev->dev);
+ }
return 0;
}
@@ -966,6 +968,11 @@ static void h5_btrtl_open(struct h5 *h5)
pm_runtime_enable(&h5->hu->serdev->dev);
}
+ /* The controller needs reset to startup */
+ gpiod_set_value_cansleep(h5->enable_gpio, 0);
+ gpiod_set_value_cansleep(h5->device_wake_gpio, 0);
+ msleep(100);
+
/* The controller needs up to 500ms to wakeup */
gpiod_set_value_cansleep(h5->enable_gpio, 1);
gpiod_set_value_cansleep(h5->device_wake_gpio, 1);
diff --git a/drivers/bluetooth/hci_ll.c b/drivers/bluetooth/hci_ll.c
index eb1e736efeeb..4eb420a9ed04 100644
--- a/drivers/bluetooth/hci_ll.c
+++ b/drivers/bluetooth/hci_ll.c
@@ -509,7 +509,7 @@ static int send_command_from_firmware(struct ll_device *lldev,
return 0;
}
-/**
+/*
* download_firmware -
* internal function which parses through the .bts firmware
* script file intreprets SEND, DELAY actions only as of now
diff --git a/drivers/bluetooth/hci_serdev.c b/drivers/bluetooth/hci_serdev.c
index 3b00d82d36cf..4cda890ce647 100644
--- a/drivers/bluetooth/hci_serdev.c
+++ b/drivers/bluetooth/hci_serdev.c
@@ -305,6 +305,8 @@ int hci_uart_register_device(struct hci_uart *hu,
if (err)
return err;
+ percpu_init_rwsem(&hu->proto_lock);
+
err = p->open(hu);
if (err)
goto err_open;
@@ -327,7 +329,6 @@ int hci_uart_register_device(struct hci_uart *hu,
INIT_WORK(&hu->init_ready, hci_uart_init_work);
INIT_WORK(&hu->write_work, hci_uart_write_work);
- percpu_init_rwsem(&hu->proto_lock);
/* Only when vendor specific setup callback is provided, consider
* the manufacturer information valid. This avoids filling in the
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-20 14:34:35 +0000