From 0d484db60fc0c5f8848939a61004c6fa01fad61a Mon Sep 17 00:00:00 2001 From: Max Chou Date: Tue, 10 Nov 2020 11:38:37 +0800 Subject: Bluetooth: btusb: btrtl: Add support for RTL8852A Add the support for RTL8852A 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#= 10 Spd=12 MxCh= 0 D: Ver= 1.00 Cls=e0(wlcon) Sub=01 Prot=01 MxPS=64 #Cfgs= 1 P: Vendor=0bda ProdID=c852 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 Signed-off-by: Marcel Holtmann --- drivers/bluetooth/btrtl.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'drivers/bluetooth/btrtl.c') diff --git a/drivers/bluetooth/btrtl.c b/drivers/bluetooth/btrtl.c index 0ac0f8874ef7..e47736a12f77 100644 --- a/drivers/bluetooth/btrtl.c +++ b/drivers/bluetooth/btrtl.c @@ -23,6 +23,7 @@ #define RTL_ROM_LMP_8821A 0x8821 #define RTL_ROM_LMP_8761A 0x8761 #define RTL_ROM_LMP_8822B 0x8822 +#define RTL_ROM_LMP_8852A 0x8852 #define RTL_CONFIG_MAGIC 0x8723ab55 #define IC_MATCH_FL_LMPSUBV (1 << 0) @@ -143,6 +144,13 @@ static const struct id_table ic_id_table[] = { .has_rom_version = true, .fw_name = "rtl_bt/rtl8822b_fw.bin", .cfg_name = "rtl_bt/rtl8822b_config" }, + + /* 8852A */ + { IC_INFO(RTL_ROM_LMP_8852A, 0xa, 0xb, HCI_USB), + .config_needed = false, + .has_rom_version = true, + .fw_name = "rtl_bt/rtl8852au_fw.bin", + .cfg_name = "rtl_bt/rtl8852au_config" }, }; static const struct id_table *btrtl_match_ic(u16 lmp_subver, u16 hci_rev, @@ -250,6 +258,7 @@ static int rtlbt_parse_firmware(struct hci_dev *hdev, { RTL_ROM_LMP_8821A, 10 }, /* 8821C */ { RTL_ROM_LMP_8822B, 13 }, /* 8822C */ { RTL_ROM_LMP_8761A, 14 }, /* 8761B */ + { RTL_ROM_LMP_8852A, 18 }, /* 8852A */ }; min_size = sizeof(struct rtl_epatch_header) + sizeof(extension_sig) + 3; @@ -679,6 +688,7 @@ int btrtl_download_firmware(struct hci_dev *hdev, case RTL_ROM_LMP_8821A: case RTL_ROM_LMP_8761A: case RTL_ROM_LMP_8822B: + case RTL_ROM_LMP_8852A: return btrtl_setup_rtl8723b(hdev, btrtl_dev); default: rtl_dev_info(hdev, "assuming no firmware upload needed"); @@ -854,3 +864,5 @@ MODULE_FIRMWARE("rtl_bt/rtl8821a_fw.bin"); MODULE_FIRMWARE("rtl_bt/rtl8821a_config.bin"); MODULE_FIRMWARE("rtl_bt/rtl8822b_fw.bin"); MODULE_FIRMWARE("rtl_bt/rtl8822b_config.bin"); +MODULE_FIRMWARE("rtl_bt/rtl8852au_fw.bin"); +MODULE_FIRMWARE("rtl_bt/rtl8852au_config.bin"); -- cgit v1.2.3