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| author | Peter Tsao <peter.tsao@mediatek.com> | 2024-03-04 22:48:44 +0800 |
|---|---|---|
| committer | Luiz Augusto von Dentz <luiz.von.dentz@intel.com> | 2024-03-06 17:27:11 -0500 |
| commit | 1cb63d80fff6c4f501469e28a0eb6379639e0711 (patch) | |
| tree | 4566c85fceb28b626749b85dd040d13f62e8f690 /drivers/bluetooth | |
| parent | 3e465a07cdf444140f16bc57025c23fcafdde997 (diff) | |
| download | linux-1cb63d80fff6c4f501469e28a0eb6379639e0711.tar.gz | |
Bluetooth: btusb: Add support Mediatek MT7920
This patch is added support Mediatek MT7920
The firmware location of MT7920 will set to
/lib/firmware/mediatek/
The information in /sys/kernel/debug/usb/devices about MT7920U
Bluetooth device is listed as the below
T: Bus=01 Lev=02 Prnt=02 Port=00 Cnt=01 Dev#= 12 Spd=480 MxCh= 0
D: Ver= 2.10 Cls=ef(misc ) Sub=02 Prot=01 MxPS=64 #Cfgs= 1
P: Vendor=0e8d ProdID=7920 Rev= 1.00
S: Manufacturer=MediaTek Inc.
S: Product=Wireless_Device
S: SerialNumber=000000000
C:* #Ifs= 3 Cfg#= 1 Atr=e0 MxPwr=100mA
A: FirstIf#= 0 IfCount= 3 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= 512 Ivl=0ms
E: Ad=02(O) Atr=02(Bulk) MxPS= 512 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#= 2 Alt= 0 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=(none)
E: Ad=8a(I) Atr=03(Int.) MxPS= 64 Ivl=125us
E: Ad=0a(O) Atr=03(Int.) MxPS= 64 Ivl=125us
I: If#= 2 Alt= 1 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=(none)
E: Ad=8a(I) Atr=03(Int.) MxPS= 512 Ivl=125us
E: Ad=0a(O) Atr=03(Int.) MxPS= 512 Ivl=125us
Signed-off-by: Peter Tsao <peter.tsao@mediatek.com>
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
Diffstat (limited to 'drivers/bluetooth')
| -rw-r--r-- | drivers/bluetooth/btusb.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index f390080e56caa..b09fe480e708f 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -3088,7 +3088,7 @@ static int btusb_mtk_setup(struct hci_dev *hdev) int err, status; u32 dev_id = 0; char fw_bin_name[64]; - u32 fw_version = 0; + u32 fw_version = 0, fw_flavor = 0; u8 param; struct btmediatek_data *mediatek; @@ -3111,6 +3111,11 @@ static int btusb_mtk_setup(struct hci_dev *hdev) bt_dev_err(hdev, "Failed to get fw version (%d)", err); return err; } + err = btusb_mtk_id_get(data, 0x70010020, &fw_flavor); + if (err < 0) { + bt_dev_err(hdev, "Failed to get fw flavor (%d)", err); + return err; + } } mediatek = hci_get_priv(hdev); @@ -3135,6 +3140,10 @@ static int btusb_mtk_setup(struct hci_dev *hdev) snprintf(fw_bin_name, sizeof(fw_bin_name), "mediatek/mt%04x/BT_RAM_CODE_MT%04x_1_%x_hdr.bin", dev_id & 0xffff, dev_id & 0xffff, (fw_version & 0xff) + 1); + else if (dev_id == 0x7961 && fw_flavor) + snprintf(fw_bin_name, sizeof(fw_bin_name), + "mediatek/BT_RAM_CODE_MT%04x_1a_%x_hdr.bin", + dev_id & 0xffff, (fw_version & 0xff) + 1); else snprintf(fw_bin_name, sizeof(fw_bin_name), "mediatek/BT_RAM_CODE_MT%04x_1_%x_hdr.bin", |