diff options
| author | Max Chou | 2020-11-10 11:38:37 +0800 |
|---|---|---|
| committer | Marcel Holtmann | 2020-11-10 09:20:49 +0100 |
| commit | 0d484db60fc0c5f8848939a61004c6fa01fad61a (patch) | |
| tree | e53efa27bc87351c23decc4def8c80888fb37f4c /drivers | |
| parent | 3a567b95b61058ea8885bf5aad189692675dc06e (diff) | |
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 <max.chou@realtek.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/bluetooth/btrtl.c | 12 | ||||
| -rw-r--r-- | drivers/bluetooth/btusb.c | 4 |
2 files changed, 16 insertions, 0 deletions
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"); diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index d9618675915a..16a94b575211 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -386,6 +386,10 @@ static const struct usb_device_id blacklist_table[] = { { USB_DEVICE(0x0bda, 0xb00c), .driver_info = BTUSB_REALTEK | BTUSB_WIDEBAND_SPEECH }, + /* Realtek 8852AE Bluetooth devices */ + { USB_DEVICE(0x0bda, 0xc852), .driver_info = BTUSB_REALTEK | + BTUSB_WIDEBAND_SPEECH }, + /* Realtek Bluetooth devices */ { USB_VENDOR_AND_INTERFACE_INFO(0x0bda, 0xe0, 0x01, 0x01), .driver_info = BTUSB_REALTEK }, |