This function allows to send a HCI command without expecting any
controller event/response in return.
Signed-off-by: Loic Poulain <loic.poulain@xxxxxxxxxx>
---
include/net/bluetooth/hci_core.h | 2 ++
net/bluetooth/hci_core.c | 17 +++++++++++++++++
2 files changed, 19 insertions(+)
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index b619a19..d48a7df 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -1393,6 +1393,8 @@ struct sk_buff *__hci_cmd_sync(struct hci_dev *hdev, u16 opcode, u32 plen,
const void *param, u32 timeout);
struct sk_buff *__hci_cmd_sync_ev(struct hci_dev *hdev, u16 opcode, u32 plen,
const void *param, u8 event, u32 timeout);
+int __hci_cmd_sync_noev(struct hci_dev *hdev, u16 opcode, u32 plen,
+ const void *param);
int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen,
const void *param);
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 40d260f..2831c4e 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -3459,6 +3459,23 @@ struct sk_buff *hci_cmd_sync(struct hci_dev *hdev, u16 opcode, u32 plen,
}
EXPORT_SYMBOL(hci_cmd_sync);
+int __hci_cmd_sync_noev(struct hci_dev *hdev, u16 opcode, u32 plen,
+ const void *param)
+{
+ struct sk_buff *skb = hci_prepare_cmd(hdev, opcode, plen, param);
+
+ if (!skb) {
+ bt_dev_err(hdev, "no memory for command (opcode 0x%4.4x)",
+ opcode);
+ return -ENOMEM;
+ }
+
+ hci_send_frame(hdev, skb);
+
+ return 0;
+}
+EXPORT_SYMBOL(__hci_cmd_sync_noev);
+
/* Send ACL data */
static void hci_add_acl_hdr(struct sk_buff *skb, __u16 handle, __u16 flags)
{
--
2.7.4
--
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