diff options
Diffstat (limited to 'drivers/bluetooth/btintel.c')
-rw-r--r-- | drivers/bluetooth/btintel.c | 95 |
1 files changed, 64 insertions, 31 deletions
diff --git a/drivers/bluetooth/btintel.c b/drivers/bluetooth/btintel.c index 9359bff47296..a657e9a3e96a 100644 --- a/drivers/bluetooth/btintel.c +++ b/drivers/bluetooth/btintel.c @@ -449,6 +449,7 @@ static int btintel_version_info_tlv(struct hci_dev *hdev, case 0x17: /* TyP */ case 0x18: /* Slr */ case 0x19: /* Slr-F */ + case 0x1b: /* Mgr */ break; default: bt_dev_err(hdev, "Unsupported Intel hardware variant (0x%x)", @@ -794,7 +795,7 @@ static void regmap_ibt_free_context(void *context) kfree(context); } -static struct regmap_bus regmap_ibt = { +static const struct regmap_bus regmap_ibt = { .read = regmap_ibt_read, .write = regmap_ibt_write, .gather_write = regmap_ibt_gather_write, @@ -2081,14 +2082,16 @@ static int btintel_prepare_fw_download_tlv(struct hci_dev *hdev, if (ver->img_type == 0x03) { btintel_clear_flag(hdev, INTEL_BOOTLOADER); btintel_check_bdaddr(hdev); - } - - /* If the OTP has no valid Bluetooth device address, then there will - * also be no valid address for the operational firmware. - */ - if (!bacmp(&ver->otp_bd_addr, BDADDR_ANY)) { - bt_dev_info(hdev, "No device address configured"); - set_bit(HCI_QUIRK_INVALID_BDADDR, &hdev->quirks); + } else { + /* + * Check for valid bd address in boot loader mode. Device + * will be marked as unconfigured if empty bd address is + * found. + */ + if (!bacmp(&ver->otp_bd_addr, BDADDR_ANY)) { + bt_dev_info(hdev, "No device address configured"); + set_bit(HCI_QUIRK_INVALID_BDADDR, &hdev->quirks); + } } btintel_get_fw_name_tlv(ver, fwname, sizeof(fwname), "sfi"); @@ -2328,6 +2331,7 @@ static void btintel_set_msft_opcode(struct hci_dev *hdev, u8 hw_variant) case 0x17: case 0x18: case 0x19: + case 0x1b: hci_set_msft_opcode(hdev, 0xFC1E); break; default: @@ -2353,8 +2357,15 @@ static int btintel_setup_combined(struct hci_dev *hdev) * As a workaround, send HCI Reset command first which will reset the * number of completed commands and allow normal command processing * from now on. + * + * Regarding the INTEL_BROKEN_SHUTDOWN_LED flag, these devices maybe + * in the SW_RFKILL ON state as a workaround of fixing LED issue during + * the shutdown() procedure, and once the device is in SW_RFKILL ON + * state, the only way to exit out of it is sending the HCI_Reset + * command. */ - if (btintel_test_flag(hdev, INTEL_BROKEN_INITIAL_NCMD)) { + if (btintel_test_flag(hdev, INTEL_BROKEN_INITIAL_NCMD) || + btintel_test_flag(hdev, INTEL_BROKEN_SHUTDOWN_LED)) { skb = __hci_cmd_sync(hdev, HCI_OP_RESET, 0, NULL, HCI_INIT_TIMEOUT); if (IS_ERR(skb)) { @@ -2419,27 +2430,31 @@ static int btintel_setup_combined(struct hci_dev *hdev) /* Apply the device specific HCI quirks * - * WBS for SdP - SdP and Stp have a same hw_varaint but - * different fw_variant + * WBS for SdP - For the Legacy ROM products, only SdP + * supports the WBS. But the version information is not + * enough to use here because the StP2 and SdP have same + * hw_variant and fw_variant. So, this flag is set by + * the transport driver (btusb) based on the HW info + * (idProduct) */ - if (ver.hw_variant == 0x08 && ver.fw_variant == 0x22) + if (!btintel_test_flag(hdev, + INTEL_ROM_LEGACY_NO_WBS_SUPPORT)) set_bit(HCI_QUIRK_WIDEBAND_SPEECH_SUPPORTED, &hdev->quirks); - - /* These devices have an issue with LED which doesn't - * go off immediately during shutdown. Set the flag - * here to send the LED OFF command during shutdown. - */ - btintel_set_flag(hdev, INTEL_BROKEN_LED); + if (ver.hw_variant == 0x08 && ver.fw_variant == 0x22) + set_bit(HCI_QUIRK_VALID_LE_STATES, + &hdev->quirks); err = btintel_legacy_rom_setup(hdev, &ver); break; case 0x0b: /* SfP */ - case 0x0c: /* WsP */ case 0x11: /* JfP */ case 0x12: /* ThP */ case 0x13: /* HrP */ case 0x14: /* CcP */ + set_bit(HCI_QUIRK_VALID_LE_STATES, &hdev->quirks); + fallthrough; + case 0x0c: /* WsP */ /* Apply the device specific HCI quirks * * All Legacy bootloader devices support WBS @@ -2447,11 +2462,6 @@ static int btintel_setup_combined(struct hci_dev *hdev) set_bit(HCI_QUIRK_WIDEBAND_SPEECH_SUPPORTED, &hdev->quirks); - /* Valid LE States quirk for JfP/ThP familiy */ - if (ver.hw_variant == 0x11 || ver.hw_variant == 0x12) - set_bit(HCI_QUIRK_VALID_LE_STATES, - &hdev->quirks); - /* Setup MSFT Extension support */ btintel_set_msft_opcode(hdev, ver.hw_variant); @@ -2466,6 +2476,10 @@ static int btintel_setup_combined(struct hci_dev *hdev) goto exit_error; } + /* memset ver_tlv to start with clean state as few fields are exclusive + * to bootloader mode and are not populated in operational mode + */ + memset(&ver_tlv, 0, sizeof(ver_tlv)); /* For TLV type device, parse the tlv data */ err = btintel_parse_version_tlv(hdev, &ver_tlv, skb); if (err) { @@ -2492,10 +2506,14 @@ static int btintel_setup_combined(struct hci_dev *hdev) case 0x12: /* ThP */ case 0x13: /* HrP */ case 0x14: /* CcP */ - /* Some legacy bootloader devices from JfP supports both old - * and TLV based HCI_Intel_Read_Version command. But we don't - * want to use the TLV based setup routines for those legacy - * bootloader device. + /* Some legacy bootloader devices starting from JfP, + * the operational firmware supports both old and TLV based + * HCI_Intel_Read_Version command based on the command + * parameter. + * + * For upgrading firmware case, the TLV based version cannot + * be used because the firmware filename for legacy bootloader + * is based on the old format. * * Also, it is not easy to convert TLV based version from the * legacy version format. @@ -2507,11 +2525,25 @@ static int btintel_setup_combined(struct hci_dev *hdev) err = btintel_read_version(hdev, &ver); if (err) return err; + + /* Apply the device specific HCI quirks + * + * All Legacy bootloader devices support WBS + */ + set_bit(HCI_QUIRK_WIDEBAND_SPEECH_SUPPORTED, &hdev->quirks); + + /* Set Valid LE States quirk */ + set_bit(HCI_QUIRK_VALID_LE_STATES, &hdev->quirks); + + /* Setup MSFT Extension support */ + btintel_set_msft_opcode(hdev, ver.hw_variant); + err = btintel_bootloader_setup(hdev, &ver); break; case 0x17: case 0x18: case 0x19: + case 0x1b: /* Display version information of TLV type */ btintel_version_info_tlv(hdev, &ver_tlv); @@ -2562,9 +2594,10 @@ static int btintel_shutdown_combined(struct hci_dev *hdev) /* Some platforms have an issue with BT LED when the interface is * down or BT radio is turned off, which takes 5 seconds to BT LED - * goes off. This command turns off the BT LED immediately. + * goes off. As a workaround, sends HCI_Intel_SW_RFKILL to put the + * device in the RFKILL ON state which turns off the BT LED immediately. */ - if (btintel_test_flag(hdev, INTEL_BROKEN_LED)) { + if (btintel_test_flag(hdev, INTEL_BROKEN_SHUTDOWN_LED)) { skb = __hci_cmd_sync(hdev, 0xfc3f, 0, NULL, HCI_INIT_TIMEOUT); if (IS_ERR(skb)) { ret = PTR_ERR(skb); |