Skip to content

Commit

Permalink
Bluetooth: btrtl: Add the support for RTL8922A
Browse files Browse the repository at this point in the history 
Add the support for RTL8922A BT controller on USB interface.
The necessary firmware will be submitted to linux-firmware project.

The device info from /sys/kernel/debug/usb/devices as below.

T:  Bus=01 Lev=02 Prnt=02 Port=02 Cnt=01 Dev#=  3 Spd=12   MxCh= 0
D:  Ver= 1.00 Cls=e0(wlcon) Sub=01 Prot=01 MxPS=64 #Cfgs=  1
P:  Vendor=0bda ProdID=8922 Rev= 0.00
S:  Manufacturer=Realtek
S:  Product=Bluetooth Radio
S:  SerialNumber=00E04C885A01
C:* #Ifs= 2 Cfg#= 1 Atr=e0 MxPwr=500mA
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=02(O) Atr=02(Bulk) MxPS=  64 Ivl=0ms
E:  Ad=82(I) 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=03(O) Atr=01(Isoc) MxPS=   0 Ivl=1ms
E:  Ad=83(I) 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=03(O) Atr=01(Isoc) MxPS=   9 Ivl=1ms
E:  Ad=83(I) 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=03(O) Atr=01(Isoc) MxPS=  17 Ivl=1ms
E:  Ad=83(I) 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=03(O) Atr=01(Isoc) MxPS=  25 Ivl=1ms
E:  Ad=83(I) 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=03(O) Atr=01(Isoc) MxPS=  33 Ivl=1ms
E:  Ad=83(I) 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=03(O) Atr=01(Isoc) MxPS=  49 Ivl=1ms
E:  Ad=83(I) 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=03(O) Atr=01(Isoc) MxPS=  63 Ivl=1ms
E:  Ad=83(I) Atr=01(Isoc) MxPS=  63 Ivl=1ms

Signed-off-by: Max Chou <max.chou@realtek.com>
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
  • Loading branch information
@rtkbt-max @Vudentz
rtkbt-max authored and Vudentz committed Sep 10, 2024
1 parent 0519376 commit a30ce29
Show file tree
Hide file tree
Showing 2 changed files with 27 additions and 0 deletions.
16 changes: 16 additions & 0 deletions drivers/bluetooth/btrtl.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -30,6 +30,7 @@
#define RTL_ROM_LMP_8822B 0x8822
#define RTL_ROM_LMP_8852A 0x8852
#define RTL_ROM_LMP_8851B 0x8851
#define RTL_ROM_LMP_8922A 0x8922
#define RTL_CONFIG_MAGIC 0x8723ab55

#define RTL_VSC_OP_COREDUMP 0xfcff
Expand Down Expand Up @@ -69,6 +70,7 @@ enum btrtl_chip_id {
CHIP_ID_8852B = 20,
CHIP_ID_8852C = 25,
CHIP_ID_8851B = 36,
CHIP_ID_8922A = 44,
CHIP_ID_8852BT = 47,
};

Expand Down Expand Up @@ -309,6 +311,15 @@ static const struct id_table ic_id_table[] = {
.cfg_name = "rtl_bt/rtl8851bu_config",
.hw_info = "rtl8851bu" },

/* 8922A */
{ IC_INFO(RTL_ROM_LMP_8922A, 0xa, 0xc, HCI_USB),
.config_needed = false,
.has_rom_version = true,
.has_msft_ext = true,
.fw_name = "rtl_bt/rtl8922au_fw",
.cfg_name = "rtl_bt/rtl8922au_config",
.hw_info = "rtl8922au" },

/* 8852BT/8852BE-VT */
{ IC_INFO(RTL_ROM_LMP_8852A, 0x87, 0xc, HCI_USB),
.config_needed = false,
Expand Down Expand Up @@ -655,6 +666,7 @@ static int rtlbt_parse_firmware(struct hci_dev *hdev,
{ RTL_ROM_LMP_8852A, 20 }, /* 8852B */
{ RTL_ROM_LMP_8852A, 25 }, /* 8852C */
{ RTL_ROM_LMP_8851B, 36 }, /* 8851B */
{ RTL_ROM_LMP_8922A, 44 }, /* 8922A */
{ RTL_ROM_LMP_8852A, 47 }, /* 8852BT */
};

Expand Down Expand Up @@ -1255,6 +1267,7 @@ int btrtl_download_firmware(struct hci_dev *hdev,
case RTL_ROM_LMP_8852A:
case RTL_ROM_LMP_8703B:
case RTL_ROM_LMP_8851B:
case RTL_ROM_LMP_8922A:
err = btrtl_setup_rtl8723b(hdev, btrtl_dev);
break;
default:
Expand Down Expand Up @@ -1286,6 +1299,7 @@ void btrtl_set_quirks(struct hci_dev *hdev, struct btrtl_device_info *btrtl_dev)
case CHIP_ID_8852B:
case CHIP_ID_8852C:
case CHIP_ID_8851B:
case CHIP_ID_8922A:
case CHIP_ID_8852BT:
set_bit(HCI_QUIRK_WIDEBAND_SPEECH_SUPPORTED, &hdev->quirks);

Expand Down Expand Up @@ -1528,3 +1542,5 @@ MODULE_FIRMWARE("rtl_bt/rtl8852btu_config.bin");
MODULE_FIRMWARE("rtl_bt/rtl8852cu_fw.bin");
MODULE_FIRMWARE("rtl_bt/rtl8852cu_fw_v2.bin");
MODULE_FIRMWARE("rtl_bt/rtl8852cu_config.bin");
MODULE_FIRMWARE("rtl_bt/rtl8922au_fw.bin");
MODULE_FIRMWARE("rtl_bt/rtl8922au_config.bin");
11 changes: 11 additions & 0 deletions drivers/bluetooth/btusb.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -530,6 +530,17 @@ static const struct usb_device_id quirks_table[] = {
/* Realtek 8852BT/8852BE-VT Bluetooth devices */
{ USB_DEVICE(0x0bda, 0x8520), .driver_info = BTUSB_REALTEK |
BTUSB_WIDEBAND_SPEECH },

/* Realtek 8922AE Bluetooth devices */
{ USB_DEVICE(0x0bda, 0x8922), .driver_info = BTUSB_REALTEK |
BTUSB_WIDEBAND_SPEECH },
{ USB_DEVICE(0x13d3, 0x3617), .driver_info = BTUSB_REALTEK |
BTUSB_WIDEBAND_SPEECH },
{ USB_DEVICE(0x13d3, 0x3616), .driver_info = BTUSB_REALTEK |
BTUSB_WIDEBAND_SPEECH },
{ USB_DEVICE(0x0489, 0xe130), .driver_info = BTUSB_REALTEK |
BTUSB_WIDEBAND_SPEECH },

/* Realtek Bluetooth devices */
{ USB_VENDOR_AND_INTERFACE_INFO(0x0bda, 0xe0, 0x01, 0x01),
.driver_info = BTUSB_REALTEK },
Expand Down

0 comments on commit a30ce29

Please sign in to comment.