This is a note to let you know that I've just added the patch titled Bluetooth: btintel: Add missing quirks and msft ext for legacy bootloader to the 5.15-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: bluetooth-btintel-add-missing-quirks-and-msft-ext-fo.patch and it can be found in the queue-5.15 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit c555fa5339e0fe37c5da9c2876f8707d22badd72 Author: Tedd Ho-Jeong An <tedd.an@xxxxxxxxx> Date: Mon Dec 13 23:32:14 2021 -0800 Bluetooth: btintel: Add missing quirks and msft ext for legacy bootloader [ Upstream commit 3547a008c8962df2175db1e78b80f27e027ec549 ] This patch add missing HCI quirks and MSFT extension for legacy bootloader when it is running in the operational firmware. Signed-off-by: Tedd Ho-Jeong An <tedd.an@xxxxxxxxx> Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@xxxxxxxxx> Signed-off-by: Marcel Holtmann <marcel@xxxxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/drivers/bluetooth/btintel.c b/drivers/bluetooth/btintel.c index 525be2e1fbb25..e73d4c719b0ad 100644 --- a/drivers/bluetooth/btintel.c +++ b/drivers/bluetooth/btintel.c @@ -2330,10 +2330,14 @@ 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. @@ -2345,6 +2349,20 @@ 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); + + /* 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); + err = btintel_bootloader_setup(hdev, &ver); break; case 0x17: