diff options
| -rw-r--r-- | include/net/bluetooth/hci.h | 9 | ||||
| -rw-r--r-- | net/bluetooth/hci_sync.c | 3 |
2 files changed, 11 insertions, 1 deletions
diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h index 4343f79bd02c..c5f6b82b9d11 100644 --- a/include/net/bluetooth/hci.h +++ b/include/net/bluetooth/hci.h @@ -246,6 +246,15 @@ enum { * HCI after resume. */ HCI_QUIRK_NO_SUSPEND_NOTIFIER, + + /* + * When this quirk is set, LE tx power is not queried on startup + * and the min/max tx power values default to HCI_TX_POWER_INVALID. + * + * This quirk can be set before hci_register_dev is called or + * during the hdev->setup vendor callback. + */ + HCI_QUIRK_BROKEN_READ_TRANSMIT_POWER, }; /* HCI device flags */ diff --git a/net/bluetooth/hci_sync.c b/net/bluetooth/hci_sync.c index 7ac6c170ec49..ff3f561a45a2 100644 --- a/net/bluetooth/hci_sync.c +++ b/net/bluetooth/hci_sync.c @@ -3300,7 +3300,8 @@ static int hci_le_read_adv_tx_power_sync(struct hci_dev *hdev) /* Read LE Min/Max Tx Power*/ static int hci_le_read_tx_power_sync(struct hci_dev *hdev) { - if (!(hdev->commands[38] & 0x80)) + if (!(hdev->commands[38] & 0x80) || + test_bit(HCI_QUIRK_BROKEN_READ_TRANSMIT_POWER, &hdev->quirks)) return 0; return __hci_cmd_sync_status(hdev, HCI_OP_LE_READ_TRANSMIT_POWER, |