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Bluetooth: btusb: add support for Qualcomm WCN785x

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Qualcomm WCN785x has PID/VID 0cf3/e700 as shown by
/sys/kernel/debug/usb/devices:

T:  Bus=02 Lev=02 Prnt=02 Port=01 Cnt=02 Dev#=  8 Spd=12   MxCh= 0
D:  Ver= 1.10 Cls=e0(wlcon) Sub=01 Prot=01 MxPS=64 #Cfgs=  1
P:  Vendor=0cf3 ProdID=e700 Rev= 0.01
C:* #Ifs= 2 Cfg#= 1 Atr=e0 MxPwr=100mA
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=1ms
E:  Ad=82(I) Atr=02(Bulk) MxPS=  64 Ivl=0ms
E:  Ad=02(O) Atr=02(Bulk) MxPS=  64 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
I:  If#= 1 Alt= 7 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb
E:  Ad=83(I) Atr=01(Isoc) MxPS=  65 Ivl=1ms
E:  Ad=03(O) Atr=01(Isoc) MxPS=  65 Ivl=1ms

Signed-off-by: Zijun Hu <quic_zijuhu@quicinc.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Zijun Hu 2022-04-25 23:01:29 +08:00 committed by Marcel Holtmann
parent 5e2b6064cb
commit 4622594766
1 changed files with 8 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
drivers/bluetooth/btusb.c
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@ -317,6 +317,11 @@ static const struct usb_device_id blacklist_table[] = {
BTUSB_WIDEBAND_SPEECH |
BTUSB_VALID_LE_STATES },
/* QCA WCN785x chipset */
{ USB_DEVICE(0x0cf3, 0xe700), .driver_info = BTUSB_QCA_WCN6855 |
BTUSB_WIDEBAND_SPEECH |
BTUSB_VALID_LE_STATES },
/* Broadcom BCM2035 */
{ USB_DEVICE(0x0a5c, 0x2009), .driver_info = BTUSB_BCM92035 },
{ USB_DEVICE(0x0a5c, 0x200a), .driver_info = BTUSB_WRONG_SCO_MTU },
@ -3037,6 +3042,7 @@ static const struct qca_device_info qca_devices_table[] = {
{ 0x00130100, 40, 4, 16 }, /* WCN6855 1.0 */
{ 0x00130200, 40, 4, 16 }, /* WCN6855 2.0 */
{ 0x00130201, 40, 4, 16 }, /* WCN6855 2.1 */
{ 0x00190200, 40, 4, 16 }, /* WCN785x 2.0 */
};
static int btusb_qca_send_vendor_req(struct usb_device *udev, u8 request,
@ -3327,11 +3333,11 @@ static int btusb_setup_qca(struct hci_dev *hdev)
if (err < 0)
return err;
/* WCN6855 2.1 will reset to apply firmware downloaded here, so
/* WCN6855 2.1 and later 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)
if (info->rom_version >= 0x00130201)
msleep(QCA_BT_RESET_WAIT_MS);
}