From: Max Chou Date: Tue, 28 Oct 2025 06:24:13 +0000 (+0800) Subject: Bluetooth: btrtl: Add the support for RTL8761CUV X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=4a23ce935f74d19df48d1906497fad1cef391392;p=thirdparty%2Fkernel%2Flinux.git Bluetooth: btrtl: Add the support for RTL8761CUV Add support for RTL8761CUV BT controller on the USB interface. Do not apply IC_MATCH_FL_HCIVER when hci_ver is 0 in the ic_id_table. The device info from /sys/kernel/debug/usb/devices as below. T: Bus=02 Lev=01 Prnt=01 Port=00 Cnt=01 Dev#= 13 Spd=12 MxCh= 0 D: Ver= 1.10 Cls=e0(wlcon) Sub=01 Prot=01 MxPS=64 #Cfgs= 1 P: Vendor=0bda ProdID=c761 Rev= 2.00 S: Manufacturer=Realtek S: Product=Bluetooth Controller S: SerialNumber=10000 C:* #Ifs= 2 Cfg#= 1 Atr=a0 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= 64 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=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: Max Chou Signed-off-by: Luiz Augusto von Dentz --- diff --git a/drivers/bluetooth/btrtl.c b/drivers/bluetooth/btrtl.c index 52794db2739bf..5603b282f9bc1 100644 --- a/drivers/bluetooth/btrtl.c +++ b/drivers/bluetooth/btrtl.c @@ -72,6 +72,7 @@ enum btrtl_chip_id { CHIP_ID_8851B = 36, CHIP_ID_8922A = 44, CHIP_ID_8852BT = 47, + CHIP_ID_8761C = 51, }; struct id_table { @@ -230,6 +231,14 @@ static const struct id_table ic_id_table[] = { .cfg_name = "rtl_bt/rtl8761bu_config", .hw_info = "rtl8761bu" }, + /* 8761CU */ + { IC_INFO(RTL_ROM_LMP_8761A, 0x0e, 0, HCI_USB), + .config_needed = false, + .has_rom_version = true, + .fw_name = "rtl_bt/rtl8761cu_fw", + .cfg_name = "rtl_bt/rtl8761cu_config", + .hw_info = "rtl8761cu" }, + /* 8822C with UART interface */ { IC_INFO(RTL_ROM_LMP_8822B, 0xc, 0x8, HCI_UART), .config_needed = true, @@ -344,7 +353,8 @@ static const struct id_table *btrtl_match_ic(u16 lmp_subver, u16 hci_rev, (ic_id_table[i].hci_rev != hci_rev)) continue; if ((ic_id_table[i].match_flags & IC_MATCH_FL_HCIVER) && - (ic_id_table[i].hci_ver != hci_ver)) + (ic_id_table[i].hci_ver != hci_ver) && + (ic_id_table[i].hci_ver != 0)) continue; if ((ic_id_table[i].match_flags & IC_MATCH_FL_HCIBUS) && (ic_id_table[i].hci_bus != hci_bus)) @@ -662,6 +672,7 @@ static int rtlbt_parse_firmware(struct hci_dev *hdev, { RTL_ROM_LMP_8851B, 36 }, /* 8851B */ { RTL_ROM_LMP_8922A, 44 }, /* 8922A */ { RTL_ROM_LMP_8852A, 47 }, /* 8852BT */ + { RTL_ROM_LMP_8761A, 51 }, /* 8761C */ }; if (btrtl_dev->fw_len <= 8) @@ -1305,6 +1316,7 @@ void btrtl_set_quirks(struct hci_dev *hdev, struct btrtl_device_info *btrtl_dev) case CHIP_ID_8851B: case CHIP_ID_8922A: case CHIP_ID_8852BT: + case CHIP_ID_8761C: hci_set_quirk(hdev, HCI_QUIRK_WIDEBAND_SPEECH_SUPPORTED); /* RTL8852C needs to transmit mSBC data continuously without @@ -1524,6 +1536,8 @@ MODULE_FIRMWARE("rtl_bt/rtl8761b_fw.bin"); MODULE_FIRMWARE("rtl_bt/rtl8761b_config.bin"); MODULE_FIRMWARE("rtl_bt/rtl8761bu_fw.bin"); MODULE_FIRMWARE("rtl_bt/rtl8761bu_config.bin"); +MODULE_FIRMWARE("rtl_bt/rtl8761cu_fw.bin"); +MODULE_FIRMWARE("rtl_bt/rtl8761cu_config.bin"); MODULE_FIRMWARE("rtl_bt/rtl8821a_fw.bin"); MODULE_FIRMWARE("rtl_bt/rtl8821a_config.bin"); MODULE_FIRMWARE("rtl_bt/rtl8821c_fw.bin");