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Bluetooth: btusb: Add protocol support for MediaTek MT7668U USB devices

Browse Source 
This adds the support of enabling MT7668U Bluetooth function running
on the top of btusb driver.

The information in /sys/kernel/debug/usb/devices about the Bluetooth
device is listed as the below.

T:  Bus=02 Lev=01 Prnt=01 Port=00 Cnt=01 Dev#=  2 Spd=5000 MxCh= 0
D:  Ver= 3.00 Cls=ef(misc ) Sub=02 Prot=01 MxPS= 9 #Cfgs=  1
P:  Vendor=0e8d ProdID=7668 Rev= 1.00
S:  Manufacturer=MediaTek Inc.
S:  Product=Wireless_Device
S:  SerialNumber=000000000
C:* #Ifs= 3 Cfg#= 1 Atr=a0 MxPwr=160mA
A:  FirstIf#= 0 IfCount= 2 Cls=e0(wlcon) Sub=01 Prot=01
I:* If#= 0 Alt= 0 #EPs= 3 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb
E:  Ad=81(I) Atr=03(Int.) MxPS=  16 Ivl=125us
E:  Ad=82(I) Atr=02(Bulk) MxPS=1024 Ivl=0ms
E:  Ad=02(O) Atr=02(Bulk) MxPS=1024 Ivl=0ms
I:* If#= 1 Alt= 0 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb
E:  Ad=83(I) Atr=01(Isoc) MxPS=   0 Ivl=1ms
E:  Ad=03(O) Atr=01(Isoc) MxPS=   0 Ivl=1ms
I:  If#= 1 Alt= 1 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb
E:  Ad=83(I) Atr=01(Isoc) MxPS=   9 Ivl=1ms
E:  Ad=03(O) Atr=01(Isoc) MxPS=   9 Ivl=1ms
I:  If#= 1 Alt= 2 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb
E:  Ad=83(I) Atr=01(Isoc) MxPS=  17 Ivl=1ms
E:  Ad=03(O) Atr=01(Isoc) MxPS=  17 Ivl=1ms
I:  If#= 1 Alt= 3 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb
E:  Ad=83(I) Atr=01(Isoc) MxPS=  25 Ivl=1ms
E:  Ad=03(O) Atr=01(Isoc) MxPS=  25 Ivl=1ms
I:  If#= 1 Alt= 4 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb
E:  Ad=83(I) Atr=01(Isoc) MxPS=  33 Ivl=1ms
E:  Ad=03(O) Atr=01(Isoc) MxPS=  33 Ivl=1ms
I:  If#= 1 Alt= 5 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb
E:  Ad=83(I) Atr=01(Isoc) MxPS=  49 Ivl=1ms
E:  Ad=03(O) Atr=01(Isoc) MxPS=  49 Ivl=1ms
I:  If#= 1 Alt= 6 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb
E:  Ad=83(I) Atr=01(Isoc) MxPS=  63 Ivl=1ms
E:  Ad=03(O) Atr=01(Isoc) MxPS=  63 Ivl=1ms

Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Sean Wang 2019-06-02 08:02:48 +08:00 committed by Marcel Holtmann
parent 688d94fd0d
commit a1c49c434e
2 changed files with 587 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
drivers/bluetooth/Kconfig
View File

@ -52,6 +52,17 @@ config BT_HCIBTUSB_BCM
Say Y here to compile support for Broadcom protocol.
config BT_HCIBTUSB_MTK
bool "MediaTek protocol support"
depends on BT_HCIBTUSB
default n
help
The MediaTek protocol support enables firmware download
support and chip initialization for MediaTek Bluetooth
USB controllers.
Say Y here to compile support for MediaTek protocol.
config BT_HCIBTUSB_RTL
bool "Realtek protocol support"
depends on BT_HCIBTUSB

576
drivers/bluetooth/btusb.c
View File

@ -11,6 +11,7 @@
#include <linux/usb.h>
#include <linux/usb/quirks.h>
#include <linux/firmware.h>
#include <linux/iopoll.h>
#include <linux/of_device.h>
#include <linux/of_irq.h>
#include <linux/suspend.h>
@ -55,6 +56,7 @@ static struct usb_driver btusb_driver;
#define BTUSB_BCM2045 0x40000
#define BTUSB_IFNUM_2 0x80000
#define BTUSB_CW6622 0x100000
#define BTUSB_MEDIATEK 0x200000
static const struct usb_device_id btusb_table[] = {
/* Generic Bluetooth USB device */
@ -348,6 +350,10 @@ static const struct usb_device_id blacklist_table[] = {
{ USB_VENDOR_AND_INTERFACE_INFO(0x0bda, 0xe0, 0x01, 0x01),
.driver_info = BTUSB_REALTEK },
/* MediaTek Bluetooth devices */
{ USB_VENDOR_AND_INTERFACE_INFO(0x0e8d, 0xe0, 0x01, 0x01),
.driver_info = BTUSB_MEDIATEK },
/* Additional Realtek 8723AE Bluetooth devices */
{ USB_DEVICE(0x0930, 0x021d), .driver_info = BTUSB_REALTEK },
{ USB_DEVICE(0x13d3, 0x3394), .driver_info = BTUSB_REALTEK },
@ -428,6 +434,7 @@ static const struct dmi_system_id btusb_needs_reset_resume_table[] = {
#define BTUSB_DIAG_RUNNING 10
#define BTUSB_OOB_WAKE_ENABLED 11
#define BTUSB_HW_RESET_ACTIVE 12
#define BTUSB_TX_WAIT_VND_EVT 13
struct btusb_data {
struct hci_dev *hdev;
@ -451,6 +458,7 @@ struct btusb_data {
struct usb_anchor bulk_anchor;
struct usb_anchor isoc_anchor;
struct usb_anchor diag_anchor;
struct usb_anchor ctrl_anchor;
spinlock_t rxlock;
struct sk_buff *evt_skb;
@ -1204,6 +1212,7 @@ static void btusb_stop_traffic(struct btusb_data *data)
usb_kill_anchored_urbs(&data->bulk_anchor);
usb_kill_anchored_urbs(&data->isoc_anchor);
usb_kill_anchored_urbs(&data->diag_anchor);
usb_kill_anchored_urbs(&data->ctrl_anchor);
}
static int btusb_close(struct hci_dev *hdev)
@ -2439,6 +2448,563 @@ static int btusb_shutdown_intel_new(struct hci_dev *hdev)
return 0;
}
#ifdef CONFIG_BT_HCIBTUSB_MTK
#define FIRMWARE_MT7668 "mediatek/mt7668pr2h.bin"
#define HCI_WMT_MAX_EVENT_SIZE 64
enum {
BTMTK_WMT_PATCH_DWNLD = 0x1,
BTMTK_WMT_FUNC_CTRL = 0x6,
BTMTK_WMT_RST = 0x7,
BTMTK_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 btmtk_wmt_hdr {
u8 dir;
u8 op;
__le16 dlen;
u8 flag;
} __packed;
struct btmtk_hci_wmt_cmd {
struct btmtk_wmt_hdr hdr;
u8 data[256];
} __packed;
struct btmtk_hci_wmt_evt {
struct hci_event_hdr hhdr;
struct btmtk_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;
};
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;
if (urb->status == 0 && urb->actual_length > 0) {
hdev->stat.byte_rx += urb->actual_length;
/* WMT event shouldn't be fragmented and the size should be
* less than HCI_WMT_MAX_EVENT_SIZE.
*/
skb = bt_skb_alloc(HCI_WMT_MAX_EVENT_SIZE, GFP_ATOMIC);
if (!skb) {
hdev->stat.err_rx++;
goto err_out;
}
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.
*/
if (test_bit(BTUSB_TX_WAIT_VND_EVT, &data->flags)) {
data->evt_skb = skb_clone(skb, GFP_KERNEL);
if (!data->evt_skb)
goto err_out;
}
err = hci_recv_frame(hdev, skb);
if (err < 0)
goto err_free_skb;
if (test_and_clear_bit(BTUSB_TX_WAIT_VND_EVT,
&data->flags)) {
/* Barrier to sync with other CPUs */
smp_mb__after_atomic();
wake_up_bit(&data->flags,
BTUSB_TX_WAIT_VND_EVT);
}
err_out:
return;
err_free_skb:
kfree_skb(data->evt_skb);
data->evt_skb = NULL;
return;
} else if (urb->status == -ENOENT) {
/* Avoid suspend failed when usb_kill_urb */
return;
}
usb_mark_last_busy(data->udev);
/* The URB complete handler is still called with urb->actual_length = 0
* when the event is not available, so we should keep re-submitting
* URB until WMT event returns, Also, It's necessary to wait some time
* between the two consecutive control URBs to relax the target device
* to generate the event. Otherwise, the WMT event cannot return from
* the device successfully.
*/
udelay(100);
usb_anchor_urb(urb, &data->ctrl_anchor);
err = usb_submit_urb(urb, GFP_ATOMIC);
if (err < 0) {
/* -EPERM: urb is being killed;
* -ENODEV: device got disconnected
*/
if (err != -EPERM && err != -ENODEV)
bt_dev_err(hdev, "urb %p failed to resubmit (%d)",
urb, -err);
usb_unanchor_urb(urb);
}
}
static int btusb_mtk_submit_wmt_recv_urb(struct hci_dev *hdev)
{
struct btusb_data *data = hci_get_drvdata(hdev);
struct usb_ctrlrequest *dr;
unsigned char *buf;
int err, size = 64;
unsigned int pipe;
struct urb *urb;
urb = usb_alloc_urb(0, GFP_KERNEL);
if (!urb)
return -ENOMEM;
dr = kmalloc(sizeof(*dr), GFP_KERNEL);
if (!dr) {
usb_free_urb(urb);
return -ENOMEM;
}
dr->bRequestType = USB_TYPE_VENDOR | USB_DIR_IN;
dr->bRequest = 1;
dr->wIndex = cpu_to_le16(0);
dr->wValue = cpu_to_le16(48);
dr->wLength = cpu_to_le16(size);
buf = kmalloc(size, GFP_KERNEL);
if (!buf) {
kfree(dr);
return -ENOMEM;
}
pipe = usb_rcvctrlpipe(data->udev, 0);
usb_fill_control_urb(urb, data->udev, pipe, (void *)dr,
buf, size, btusb_mtk_wmt_recv, hdev);
urb->transfer_flags |= URB_FREE_BUFFER;
usb_anchor_urb(urb, &data->ctrl_anchor);
err = usb_submit_urb(urb, GFP_KERNEL);
if (err < 0) {
if (err != -EPERM && err != -ENODEV)
bt_dev_err(hdev, "urb %p submission failed (%d)",
urb, -err);
usb_unanchor_urb(urb);
}
usb_free_urb(urb);
return err;
}
static int btusb_mtk_hci_wmt_sync(struct hci_dev *hdev,
struct btmtk_hci_wmt_params *wmt_params)
{
struct btusb_data *data = hci_get_drvdata(hdev);
struct btmtk_hci_wmt_evt_funcc *wmt_evt_funcc;
u32 hlen, status = BTMTK_WMT_INVALID;
struct btmtk_hci_wmt_evt *wmt_evt;
struct btmtk_hci_wmt_cmd wc;
struct btmtk_wmt_hdr *hdr;
int err;
/* Submit control IN URB on demand to process the WMT event */
err = btusb_mtk_submit_wmt_recv_urb(hdev);
if (err < 0)
return err;
/* Send the WMT command and wait until the WMT event returns */
hlen = sizeof(*hdr) + wmt_params->dlen;
if (hlen > 255)
return -EINVAL;
hdr = (struct btmtk_wmt_hdr *)&wc;
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);
set_bit(BTUSB_TX_WAIT_VND_EVT, &data->flags);
err = __hci_cmd_send(hdev, 0xfc6f, hlen, &wc);
if (err < 0) {
clear_bit(BTUSB_TX_WAIT_VND_EVT, &data->flags);
return err;
}
/* The vendor specific WMT commands are all answered by a vendor
* specific event and will have the Command Status or Command
* Complete as with usual HCI command flow control.
*
* After sending the command, wait for BTUSB_TX_WAIT_VND_EVT
* state to be cleared. The driver specific event receive routine
* will clear that state and with that indicate completion of the
* WMT command.
*/
err = wait_on_bit_timeout(&data->flags, BTUSB_TX_WAIT_VND_EVT,
TASK_INTERRUPTIBLE, HCI_INIT_TIMEOUT);
if (err == -EINTR) {
bt_dev_err(hdev, "Execution of wmt command interrupted");
clear_bit(BTUSB_TX_WAIT_VND_EVT, &data->flags);
return err;
}
if (err) {
bt_dev_err(hdev, "Execution of wmt command timed out");
clear_bit(BTUSB_TX_WAIT_VND_EVT, &data->flags);
return -ETIMEDOUT;
}
/* Parse and handle the return WMT event */
wmt_evt = (struct btmtk_hci_wmt_evt *)data->evt_skb->data;
if (wmt_evt->whdr.op != hdr->op) {
bt_dev_err(hdev, "Wrong op received %d expected %d",
wmt_evt->whdr.op, hdr->op);
err = -EIO;
goto err_free_skb;
}
switch (wmt_evt->whdr.op) {
case BTMTK_WMT_SEMAPHORE:
if (wmt_evt->whdr.flag == 2)
status = BTMTK_WMT_PATCH_UNDONE;
else
status = BTMTK_WMT_PATCH_DONE;
break;
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;
else if (be16_to_cpu(wmt_evt_funcc->status) == 0x420)
status = BTMTK_WMT_ON_PROGRESS;
else
status = BTMTK_WMT_ON_UNDONE;
break;
}
if (wmt_params->status)
*wmt_params->status = status;
err_free_skb:
kfree_skb(data->evt_skb);
data->evt_skb = NULL;
return err;
}
static int btusb_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)
goto err_release_fw;
fw_size -= 30;
fw_ptr += 30;
flag = 1;
wmt_params.op = BTMTK_WMT_PATCH_DWNLD;
wmt_params.status = NULL;
while (fw_size > 0) {
dlen = min_t(int, 250, fw_size);
/* Tell deivice 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 = btusb_mtk_hci_wmt_sync(hdev, &wmt_params);
if (err < 0) {
bt_dev_err(hdev, "Failed to send wmt patch dwnld (%d)",
err);
goto err_release_fw;
}
fw_size -= dlen;
fw_ptr += dlen;
}
wmt_params.op = BTMTK_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 = btusb_mtk_hci_wmt_sync(hdev, &wmt_params);
if (err < 0) {
bt_dev_err(hdev, "Failed to send wmt rst (%d)", err);
return err;
}
/* Wait a few moments for firmware activation done */
usleep_range(10000, 12000);
err_release_fw:
release_firmware(fw);
return err;
}
static int btusb_mtk_func_query(struct hci_dev *hdev)
{
struct btmtk_hci_wmt_params wmt_params;
int status, err;
u8 param = 0;
/* Query whether the function is enabled */
wmt_params.op = BTMTK_WMT_FUNC_CTRL;
wmt_params.flag = 4;
wmt_params.dlen = sizeof(param);
wmt_params.data = &param;
wmt_params.status = &status;
err = btusb_mtk_hci_wmt_sync(hdev, &wmt_params);
if (err < 0) {
bt_dev_err(hdev, "Failed to query function status (%d)", err);
return err;
}
return status;
}
static int btusb_mtk_reg_read(struct btusb_data *data, u32 reg, u32 *val)
{
int pipe, err, size = sizeof(u32);
void *buf;
buf = kzalloc(size, GFP_KERNEL);
if (!buf)
return -ENOMEM;
pipe = usb_rcvctrlpipe(data->udev, 0);
err = usb_control_msg(data->udev, pipe, 0x63,
USB_TYPE_VENDOR | USB_DIR_IN,
reg >> 16, reg & 0xffff,
buf, size, USB_CTRL_SET_TIMEOUT);
if (err < 0)
goto err_free_buf;
*val = get_unaligned_le32(buf);
err_free_buf:
kfree(buf);
return err;
}
static int btusb_mtk_id_get(struct btusb_data *data, u32 *id)
{
return btusb_mtk_reg_read(data, 0x80000008, id);
}
static int btusb_mtk_setup(struct hci_dev *hdev)
{
struct btusb_data *data = hci_get_drvdata(hdev);
struct btmtk_hci_wmt_params wmt_params;
ktime_t calltime, delta, rettime;
struct btmtk_tci_sleep tci_sleep;
unsigned long long duration;
struct sk_buff *skb;
const char *fwname;
int err, status;
u32 dev_id;
u8 param;
calltime = ktime_get();
err = btusb_mtk_id_get(data, &dev_id);
if (err < 0) {
bt_dev_err(hdev, "Failed to get device id (%d)", err);
return err;
}
switch (dev_id) {
case 0x7668:
fwname = FIRMWARE_MT7668;
break;
default:
bt_dev_err(hdev, "Unsupported support hardware variant (%08x)",
dev_id);
return -ENODEV;
}
/* Query whether the firmware is already download */
wmt_params.op = BTMTK_WMT_SEMAPHORE;
wmt_params.flag = 1;
wmt_params.dlen = 0;
wmt_params.data = NULL;
wmt_params.status = &status;
err = btusb_mtk_hci_wmt_sync(hdev, &wmt_params);
if (err < 0) {
bt_dev_err(hdev, "Failed to query firmware status (%d)", err);
return err;
}
if (status == BTMTK_WMT_PATCH_DONE) {
bt_dev_info(hdev, "firmware already downloaded");
goto ignore_setup_fw;
}
/* Setup a firmware which the device definitely requires */
err = btusb_mtk_setup_firmware(hdev, fwname);
if (err < 0)
return err;
ignore_setup_fw:
err = readx_poll_timeout(btusb_mtk_func_query, hdev, status,
status < 0 || status != BTMTK_WMT_ON_PROGRESS,
2000, 5000000);
/* -ETIMEDOUT happens */
if (err < 0)
return err;
/* The other errors happen in btusb_mtk_func_query */
if (status < 0)
return status;
if (status == BTMTK_WMT_ON_DONE) {
bt_dev_info(hdev, "function already on");
goto ignore_func_on;
}
/* Enable Bluetooth protocol */
param = 1;
wmt_params.op = BTMTK_WMT_FUNC_CTRL;
wmt_params.flag = 0;
wmt_params.dlen = sizeof(param);
wmt_params.data = &param;
wmt_params.status = NULL;
err = btusb_mtk_hci_wmt_sync(hdev, &wmt_params);
if (err < 0) {
bt_dev_err(hdev, "Failed to send wmt func ctrl (%d)", err);
return err;
}
ignore_func_on:
/* Apply the low power environment setup */
tci_sleep.mode = 0x5;
tci_sleep.duration = cpu_to_le16(0x640);
tci_sleep.host_duration = cpu_to_le16(0x640);
tci_sleep.host_wakeup_pin = 0;
tci_sleep.time_compensation = 0;
skb = __hci_cmd_sync(hdev, 0xfc7a, sizeof(tci_sleep), &tci_sleep,
HCI_INIT_TIMEOUT);
if (IS_ERR(skb)) {
err = PTR_ERR(skb);
bt_dev_err(hdev, "Failed to apply low power setting (%d)", err);
return err;
}
kfree_skb(skb);
rettime = ktime_get();
delta = ktime_sub(rettime, calltime);
duration = (unsigned long long)ktime_to_ns(delta) >> 10;
bt_dev_info(hdev, "Device setup in %llu usecs", duration);
return 0;
}
static int btusb_mtk_shutdown(struct hci_dev *hdev)
{
struct btmtk_hci_wmt_params wmt_params;
u8 param = 0;
int err;
/* Disable the device */
wmt_params.op = BTMTK_WMT_FUNC_CTRL;
wmt_params.flag = 0;
wmt_params.dlen = sizeof(param);
wmt_params.data = &param;
wmt_params.status = NULL;
err = btusb_mtk_hci_wmt_sync(hdev, &wmt_params);
if (err < 0) {
bt_dev_err(hdev, "Failed to send wmt func ctrl (%d)", err);
return err;
}
return 0;
}
MODULE_FIRMWARE(FIRMWARE_MT7668);
#endif
#ifdef CONFIG_PM
/* Configure an out-of-band gpio as wake-up pin, if specified in device tree */
static int marvell_config_oob_wake(struct hci_dev *hdev)
@ -3046,6 +3612,7 @@ static int btusb_probe(struct usb_interface *intf,
init_usb_anchor(&data->bulk_anchor);
init_usb_anchor(&data->isoc_anchor);
init_usb_anchor(&data->diag_anchor);
init_usb_anchor(&data->ctrl_anchor);
spin_lock_init(&data->rxlock);
if (id->driver_info & BTUSB_INTEL_NEW) {
@ -3159,6 +3726,15 @@ static int btusb_probe(struct usb_interface *intf,
if (id->driver_info & BTUSB_MARVELL)
hdev->set_bdaddr = btusb_set_bdaddr_marvell;
#ifdef CONFIG_BT_HCIBTUSB_MTK
if (id->driver_info & BTUSB_MEDIATEK) {
hdev->setup = btusb_mtk_setup;
hdev->shutdown = btusb_mtk_shutdown;
hdev->manufacturer = 70;
set_bit(HCI_QUIRK_NON_PERSISTENT_SETUP, &hdev->quirks);
}
#endif
if (id->driver_info & BTUSB_SWAVE) {
set_bit(HCI_QUIRK_FIXUP_INQUIRY_MODE, &hdev->quirks);
set_bit(HCI_QUIRK_BROKEN_LOCAL_COMMANDS, &hdev->quirks);