Commit 18e8055c authored by Max Chou's avatar Max Chou Committed by Marcel Holtmann
Browse files

Bluetooth: btrtl: Add support for RTL8852B 



Add the support for RTL8852B BT controller on USB interface.
The necessary firmware file will be submitted to linux-firmware.

Signed-off-by: default avatarMax Chou <max.chou@realtek.com>
Signed-off-by: default avatarMarcel Holtmann <marcel@holtmann.org>
parent 32cb08e9

drivers/bluetooth/btrtl.c

+13 −0
Original line number Diff line number Diff line
@@ -49,6 +49,7 @@ enum btrtl_chip_id { 
	CHIP_ID_8822C = 13,

	CHIP_ID_8761B,

	CHIP_ID_8852A = 18,

	CHIP_ID_8852B = 20,

};



struct id_table {
@@ -187,6 +188,14 @@ static const struct id_table ic_id_table[] = { 
	  .has_msft_ext = true,

	  .fw_name  = "rtl_bt/rtl8852au_fw.bin",

	  .cfg_name = "rtl_bt/rtl8852au_config" },



	/* 8852B */

	{ IC_INFO(RTL_ROM_LMP_8852A, 0xb, 0xb, HCI_USB),

	  .config_needed = false,

	  .has_rom_version = true,

	  .has_msft_ext = true,

	  .fw_name  = "rtl_bt/rtl8852bu_fw.bin",

	  .cfg_name = "rtl_bt/rtl8852bu_config" },

	};



static const struct id_table *btrtl_match_ic(u16 lmp_subver, u16 hci_rev,
@@ -295,6 +304,7 @@ static int rtlbt_parse_firmware(struct hci_dev *hdev, 
		{ RTL_ROM_LMP_8822B, 13 },	/* 8822C */

		{ RTL_ROM_LMP_8761A, 14 },	/* 8761B */

		{ RTL_ROM_LMP_8852A, 18 },	/* 8852A */

		{ RTL_ROM_LMP_8852A, 20 },	/* 8852B */

	};



	min_size = sizeof(struct rtl_epatch_header) + sizeof(extension_sig) + 3;
@@ -757,6 +767,7 @@ void btrtl_set_quirks(struct hci_dev *hdev, struct btrtl_device_info *btrtl_dev) 
	switch (btrtl_dev->project_id) {

	case CHIP_ID_8822C:

	case CHIP_ID_8852A:

	case CHIP_ID_8852B:

		set_bit(HCI_QUIRK_VALID_LE_STATES, &hdev->quirks);

		set_bit(HCI_QUIRK_WIDEBAND_SPEECH_SUPPORTED, &hdev->quirks);

		hci_set_aosp_capable(hdev);
@@ -934,3 +945,5 @@ 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");

MODULE_FIRMWARE("rtl_bt/rtl8852bu_fw.bin");

MODULE_FIRMWARE("rtl_bt/rtl8852bu_config.bin");