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Bluetooth: hci_sync: Introduce __hci_reset_sync() for device drivers

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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>
This commit is contained in:
Zijun Hu
2026-06-25 22:19:51 -07:00
committed by Luiz Augusto von Dentz
parent 01f9b34e4a
commit faeaddd353
2 changed files with 9 additions and 0 deletions
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1
include/net/bluetooth/hci_sync.h
View File

@@ -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);

8
net/bluetooth/hci_sync.c
View File

@@ -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;