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| author | Luiz Augusto von Dentz <luiz.von.dentz@intel.com> | 2023-08-22 21:02:03 +0200 |
|---|---|---|
| committer | Luiz Augusto von Dentz <luiz.von.dentz@intel.com> | 2023-08-24 21:23:46 +0200 |
| commit | 253f3399f4c09ce6f4e67350f839be0361b4d5ff (patch) | |
| tree | fc3f068a371824f44a86d20167951f7f56154e22 /include/net | |
| parent | Bluetooth: btintel: Send new command for PPAG (diff) | |
| download | linux-253f3399f4c09ce6f4e67350f839be0361b4d5ff.tar.xz linux-253f3399f4c09ce6f4e67350f839be0361b4d5ff.zip | |
Bluetooth: HCI: Introduce HCI_QUIRK_BROKEN_LE_CODED
This introduces HCI_QUIRK_BROKEN_LE_CODED which is used to indicate
that LE Coded PHY shall not be used, it is then set for some Intel
models that claim to support it but when used causes many problems.
Cc: stable@vger.kernel.org # 6.4.y+
Link: https://github.com/bluez/bluez/issues/577
Link: https://github.com/bluez/bluez/issues/582
Link: https://lore.kernel.org/linux-bluetooth/CABBYNZKco-v7wkjHHexxQbgwwSz-S=GZ=dZKbRE1qxT1h4fFbQ@mail.gmail.com/T/#
Fixes: 288c90224eec ("Bluetooth: Enable all supported LE PHY by default")
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
Diffstat (limited to 'include/net')
| -rw-r--r-- | include/net/bluetooth/hci.h | 10 | ||||
| -rw-r--r-- | include/net/bluetooth/hci_core.h | 4 |
2 files changed, 13 insertions, 1 deletions
diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h index c58425d4c592..87d92accc26e 100644 --- a/include/net/bluetooth/hci.h +++ b/include/net/bluetooth/hci.h @@ -319,6 +319,16 @@ enum { * This quirk must be set before hci_register_dev is called. */ HCI_QUIRK_USE_MSFT_EXT_ADDRESS_FILTER, + + /* + * When this quirk is set, LE Coded PHY shall not be used. This is + * required for some Intel controllers which erroneously claim to + * support it but it causes problems with extended scanning. + * + * This quirk can be set before hci_register_dev is called or + * during the hdev->setup vendor callback. + */ + HCI_QUIRK_BROKEN_LE_CODED, }; /* HCI device flags */ diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h index 6e2988b11f99..e6359f7346f1 100644 --- a/include/net/bluetooth/hci_core.h +++ b/include/net/bluetooth/hci_core.h @@ -1817,7 +1817,9 @@ void hci_conn_del_sysfs(struct hci_conn *conn); #define scan_2m(dev) (((dev)->le_tx_def_phys & HCI_LE_SET_PHY_2M) || \ ((dev)->le_rx_def_phys & HCI_LE_SET_PHY_2M)) -#define le_coded_capable(dev) (((dev)->le_features[1] & HCI_LE_PHY_CODED)) +#define le_coded_capable(dev) (((dev)->le_features[1] & HCI_LE_PHY_CODED) && \ + !test_bit(HCI_QUIRK_BROKEN_LE_CODED, \ + &(dev)->quirks)) #define scan_coded(dev) (((dev)->le_tx_def_phys & HCI_LE_SET_PHY_CODED) || \ ((dev)->le_rx_def_phys & HCI_LE_SET_PHY_CODED)) |