diff options
| author | Pedro Nishiyama <nishiyama.pedro@gmail.com> | 2025-03-01 03:22:59 -0300 |
|---|---|---|
| committer | Luiz Augusto von Dentz <luiz.von.dentz@intel.com> | 2025-03-25 12:43:51 -0400 |
| commit | 127881334eaad639e0a19a399ee8c91d6c9dc982 (patch) | |
| tree | 9862e28eb56a0985a5d25347ea7181d844b08d58 | |
| parent | ff26b2dd6568392f60fa67a4e58279938025c3af (diff) | |
Bluetooth: Add quirk for broken READ_PAGE_SCAN_TYPE
Some fake controllers cannot be initialized because they return a smaller
report than expected for READ_PAGE_SCAN_TYPE.
Signed-off-by: Pedro Nishiyama <nishiyama.pedro@gmail.com>
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
| -rw-r--r-- | include/net/bluetooth/hci.h | 8 | ||||
| -rw-r--r-- | net/bluetooth/hci_sync.c | 3 |
2 files changed, 10 insertions, 1 deletions
diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h index 295d97e312e1..aa684d2b079f 100644 --- a/include/net/bluetooth/hci.h +++ b/include/net/bluetooth/hci.h @@ -362,6 +362,14 @@ enum { * This quirk must be set before hci_register_dev is called. */ HCI_QUIRK_BROKEN_READ_VOICE_SETTING, + + /* When this quirk is set, the HCI_OP_READ_PAGE_SCAN_TYPE command is + * skipped. This is required for a subset of the CSR controller clones + * which erroneously claim to support it. + * + * This quirk must be set before hci_register_dev is called. + */ + HCI_QUIRK_BROKEN_READ_PAGE_SCAN_TYPE, }; /* HCI device flags */ diff --git a/net/bluetooth/hci_sync.c b/net/bluetooth/hci_sync.c index fd0785838760..c4c2cf51b219 100644 --- a/net/bluetooth/hci_sync.c +++ b/net/bluetooth/hci_sync.c @@ -4132,7 +4132,8 @@ static int hci_read_page_scan_type_sync(struct hci_dev *hdev) * support the Read Page Scan Type command. Check support for * this command in the bit mask of supported commands. */ - if (!(hdev->commands[13] & 0x01)) + if (!(hdev->commands[13] & 0x01) || + test_bit(HCI_QUIRK_BROKEN_READ_PAGE_SCAN_TYPE, &hdev->quirks)) return 0; return __hci_cmd_sync_status(hdev, HCI_OP_READ_PAGE_SCAN_TYPE, |