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Bluetooth: btrtl: Add the support for RTL8852BT/RTL8852BE-VT

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Add the support for RTL8852BT/RTL8852BE-VT 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=02 Lev=02 Prnt=02 Port=05 Cnt=01 Dev#=  8 Spd=12   MxCh= 0
D:  Ver= 1.00 Cls=e0(wlcon) Sub=01 Prot=01 MxPS=64 #Cfgs=  1
P:  Vendor=0bda ProdID=8520 Rev= 0.00
S:  Manufacturer=Realtek
S:  Product=Bluetooth Radio
S:  SerialNumber=00e04c000001
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

Signed-off-by: Max Chou <max.chou@realtek.com>
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
This commit is contained in:
Max Chou 2023-12-26 19:45:17 +08:00 committed by Luiz Augusto von Dentz
parent eeb78df406
commit 1fb9943146
2 changed files with 17 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
drivers/bluetooth/btrtl.c
View File

@ -69,6 +69,7 @@ enum btrtl_chip_id {
CHIP_ID_8852B = 20,
CHIP_ID_8852C = 25,
CHIP_ID_8851B = 36,
CHIP_ID_8852BT = 47,
};
struct id_table {
@ -307,6 +308,15 @@ static const struct id_table ic_id_table[] = {
.fw_name = "rtl_bt/rtl8851bu_fw",
.cfg_name = "rtl_bt/rtl8851bu_config",
.hw_info = "rtl8851bu" },
/* 8852BT/8852BE-VT */
{ IC_INFO(RTL_ROM_LMP_8852A, 0x87, 0xc, HCI_USB),
.config_needed = false,
.has_rom_version = true,
.has_msft_ext = true,
.fw_name = "rtl_bt/rtl8852btu_fw",
.cfg_name = "rtl_bt/rtl8852btu_config",
.hw_info = "rtl8852btu" },
};
static const struct id_table *btrtl_match_ic(u16 lmp_subver, u16 hci_rev,
@ -645,6 +655,7 @@ 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_8852A, 47 }, /* 8852BT */
};
if (btrtl_dev->fw_len <= 8)
@ -1275,6 +1286,7 @@ 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_8852BT:
set_bit(HCI_QUIRK_VALID_LE_STATES, &hdev->quirks);
set_bit(HCI_QUIRK_WIDEBAND_SPEECH_SUPPORTED, &hdev->quirks);
@ -1505,6 +1517,8 @@ MODULE_FIRMWARE("rtl_bt/rtl8852bs_fw.bin");
MODULE_FIRMWARE("rtl_bt/rtl8852bs_config.bin");
MODULE_FIRMWARE("rtl_bt/rtl8852bu_fw.bin");
MODULE_FIRMWARE("rtl_bt/rtl8852bu_config.bin");
MODULE_FIRMWARE("rtl_bt/rtl8852btu_fw.bin");
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");

3
drivers/bluetooth/btusb.c
View File

@ -553,6 +553,9 @@ static const struct usb_device_id quirks_table[] = {
{ USB_DEVICE(0x13d3, 0x3572), .driver_info = BTUSB_REALTEK |
BTUSB_WIDEBAND_SPEECH },
/* Realtek 8852BT/8852BE-VT Bluetooth devices */
{ USB_DEVICE(0x0bda, 0x8520), .driver_info = BTUSB_REALTEK |
BTUSB_WIDEBAND_SPEECH },
/* Realtek Bluetooth devices */
{ USB_VENDOR_AND_INTERFACE_INFO(0x0bda, 0xe0, 0x01, 0x01),
.driver_info = BTUSB_REALTEK },