summaryrefslogtreecommitdiff
path: root/drivers/bluetooth/btrtl.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/bluetooth/btrtl.c')
-rw-r--r--drivers/bluetooth/btrtl.c53
1 files changed, 45 insertions, 8 deletions
diff --git a/drivers/bluetooth/btrtl.c b/drivers/bluetooth/btrtl.c
index 277d039ecbb4..d3eba0d4a57d 100644
--- a/drivers/bluetooth/btrtl.c
+++ b/drivers/bluetooth/btrtl.c
@@ -7,7 +7,7 @@
#include <linux/module.h>
#include <linux/firmware.h>
-#include <asm/unaligned.h>
+#include <linux/unaligned.h>
#include <linux/usb.h>
#include <net/bluetooth/bluetooth.h>
@@ -30,6 +30,7 @@
#define RTL_ROM_LMP_8822B 0x8822
#define RTL_ROM_LMP_8852A 0x8852
#define RTL_ROM_LMP_8851B 0x8851
+#define RTL_ROM_LMP_8922A 0x8922
#define RTL_CONFIG_MAGIC 0x8723ab55
#define RTL_VSC_OP_COREDUMP 0xfcff
@@ -69,6 +70,8 @@ enum btrtl_chip_id {
CHIP_ID_8852B = 20,
CHIP_ID_8852C = 25,
CHIP_ID_8851B = 36,
+ CHIP_ID_8922A = 44,
+ CHIP_ID_8852BT = 47,
};
struct id_table {
@@ -307,6 +310,24 @@ static const struct id_table ic_id_table[] = {
.fw_name = "rtl_bt/rtl8851bu_fw",
.cfg_name = "rtl_bt/rtl8851bu_config",
.hw_info = "rtl8851bu" },
+
+ /* 8922A */
+ { IC_INFO(RTL_ROM_LMP_8922A, 0xa, 0xc, HCI_USB),
+ .config_needed = false,
+ .has_rom_version = true,
+ .has_msft_ext = true,
+ .fw_name = "rtl_bt/rtl8922au_fw",
+ .cfg_name = "rtl_bt/rtl8922au_config",
+ .hw_info = "rtl8922au" },
+
+ /* 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 +666,8 @@ 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_8922A, 44 }, /* 8922A */
+ { RTL_ROM_LMP_8852A, 47 }, /* 8852BT */
};
if (btrtl_dev->fw_len <= 8)
@@ -800,7 +823,7 @@ static int rtl_download_firmware(struct hci_dev *hdev,
struct sk_buff *skb;
struct hci_rp_read_local_version *rp;
- dl_cmd = kmalloc(sizeof(struct rtl_download_cmd), GFP_KERNEL);
+ dl_cmd = kmalloc(sizeof(*dl_cmd), GFP_KERNEL);
if (!dl_cmd)
return -ENOMEM;
@@ -867,10 +890,8 @@ static int rtl_load_file(struct hci_dev *hdev, const char *name, u8 **buff)
if (ret < 0)
return ret;
ret = fw->size;
- *buff = kvmalloc(fw->size, GFP_KERNEL);
- if (*buff)
- memcpy(*buff, fw->data, ret);
- else
+ *buff = kvmemdup(fw->data, fw->size, GFP_KERNEL);
+ if (!*buff)
ret = -ENOMEM;
release_firmware(fw);
@@ -1244,6 +1265,7 @@ int btrtl_download_firmware(struct hci_dev *hdev,
case RTL_ROM_LMP_8852A:
case RTL_ROM_LMP_8703B:
case RTL_ROM_LMP_8851B:
+ case RTL_ROM_LMP_8922A:
err = btrtl_setup_rtl8723b(hdev, btrtl_dev);
break;
default:
@@ -1275,7 +1297,8 @@ 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:
- set_bit(HCI_QUIRK_VALID_LE_STATES, &hdev->quirks);
+ case CHIP_ID_8922A:
+ case CHIP_ID_8852BT:
set_bit(HCI_QUIRK_WIDEBAND_SPEECH_SUPPORTED, &hdev->quirks);
/* RTL8852C needs to transmit mSBC data continuously without
@@ -1285,6 +1308,7 @@ void btrtl_set_quirks(struct hci_dev *hdev, struct btrtl_device_info *btrtl_dev)
btrealtek_set_flag(hdev, REALTEK_ALT6_CONTINUOUS_TX_CHIP);
if (btrtl_dev->project_id == CHIP_ID_8852A ||
+ btrtl_dev->project_id == CHIP_ID_8852B ||
btrtl_dev->project_id == CHIP_ID_8852C)
set_bit(HCI_QUIRK_USE_MSFT_EXT_ADDRESS_FILTER, &hdev->quirks);
@@ -1327,6 +1351,15 @@ int btrtl_setup_realtek(struct hci_dev *hdev)
btrtl_set_quirks(hdev, btrtl_dev);
+ if (btrtl_dev->ic_info) {
+ hci_set_hw_info(hdev,
+ "RTL lmp_subver=%u hci_rev=%u hci_ver=%u hci_bus=%u",
+ btrtl_dev->ic_info->lmp_subver,
+ btrtl_dev->ic_info->hci_rev,
+ btrtl_dev->ic_info->hci_ver,
+ btrtl_dev->ic_info->hci_bus);
+ }
+
btrtl_free(btrtl_dev);
return ret;
}
@@ -1340,7 +1373,7 @@ int btrtl_shutdown_realtek(struct hci_dev *hdev)
/* According to the vendor driver, BT must be reset on close to avoid
* firmware crash.
*/
- skb = __hci_cmd_sync(hdev, HCI_OP_RESET, 0, NULL, HCI_INIT_TIMEOUT);
+ skb = __hci_cmd_sync(hdev, HCI_OP_RESET, 0, NULL, HCI_CMD_TIMEOUT);
if (IS_ERR(skb)) {
ret = PTR_ERR(skb);
bt_dev_err(hdev, "HCI reset during shutdown failed");
@@ -1505,6 +1538,10 @@ 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");
+MODULE_FIRMWARE("rtl_bt/rtl8922au_fw.bin");
+MODULE_FIRMWARE("rtl_bt/rtl8922au_config.bin");