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| author | Zijun Hu <zijun.hu@oss.qualcomm.com> | 2026-06-25 22:19:51 -0700 |
|---|---|---|
| committer | Luiz Augusto von Dentz <luiz.von.dentz@intel.com> | 2026-08-07 12:30:41 -0400 |
| commit | faeaddd353fe8e2299dff417e2018cba0edbf03b (patch) | |
| tree | f2a77abca0f5b019c7a1705312a1a4e6ebd81626 | |
| parent | 01f9b34e4a2c82d981dfbc17048b03929b9b0380 (diff) | |
| download | linux-stable-faeaddd353fe8e2299dff417e2018cba0edbf03b.tar.gz linux-stable-faeaddd353fe8e2299dff417e2018cba0edbf03b.zip | |
Bluetooth: hci_sync: Introduce __hci_reset_sync() for device drivers
Several vendor drivers have a requirement to send a synchronous raw HCI
reset with HCI_INIT_TIMEOUT.
Add a dedicated __hci_reset_sync() for them to use.
Signed-off-by: Zijun Hu <zijun.hu@oss.qualcomm.com>
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
| -rw-r--r-- | include/net/bluetooth/hci_sync.h | 1 | ||||
| -rw-r--r-- | net/bluetooth/hci_sync.c | 8 |
2 files changed, 9 insertions, 0 deletions
diff --git a/include/net/bluetooth/hci_sync.h b/include/net/bluetooth/hci_sync.h index 818e62d9fe9e..0756d6fe77d4 100644 --- a/include/net/bluetooth/hci_sync.h +++ b/include/net/bluetooth/hci_sync.h @@ -59,6 +59,7 @@ int __hci_cmd_sync_status(struct hci_dev *hdev, u16 opcode, u32 plen, int __hci_cmd_sync_status_sk(struct hci_dev *hdev, u16 opcode, u32 plen, const void *param, u8 event, u32 timeout, struct sock *sk); +int __hci_reset_sync(struct hci_dev *hdev); int hci_cmd_sync_status(struct hci_dev *hdev, u16 opcode, u32 plen, const void *param, u32 timeout); diff --git a/net/bluetooth/hci_sync.c b/net/bluetooth/hci_sync.c index 3660120b26a6..00857fc3235b 100644 --- a/net/bluetooth/hci_sync.c +++ b/net/bluetooth/hci_sync.c @@ -3766,6 +3766,14 @@ int hci_reset_sync(struct hci_dev *hdev) return 0; } +/* Send a raw HCI reset for use by vendor drivers */ +int __hci_reset_sync(struct hci_dev *hdev) +{ + return __hci_cmd_sync_status(hdev, HCI_OP_RESET, 0, NULL, + HCI_INIT_TIMEOUT); +} +EXPORT_SYMBOL(__hci_reset_sync); + static int hci_init0_sync(struct hci_dev *hdev) { int err; |