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-rw-r--r--net/nfc/hci/command.c34
1 files changed, 33 insertions, 1 deletions
diff --git a/net/nfc/hci/command.c b/net/nfc/hci/command.c
index 15e2109..71c6a70 100644
--- a/net/nfc/hci/command.c
+++ b/net/nfc/hci/command.c
@@ -28,6 +28,20 @@
#include "hci.h"
+static int nfc_hci_execute_cmd_async(struct nfc_hci_dev *hdev, u8 pipe, u8 cmd,
+ const u8 *param, size_t param_len,
+ data_exchange_cb_t cb, void *cb_context)
+{
+ pr_debug("exec cmd async through pipe=%d, cmd=%d, plen=%zd\n", pipe,
+ cmd, param_len);
+
+ /* TODO: Define hci cmd execution delay. Should it be the same
+ * for all commands?
+ */
+ return nfc_hci_hcp_message_tx(hdev, pipe, NFC_HCI_HCP_COMMAND, cmd,
+ param, param_len, cb, cb_context, 3000);
+}
+
/*
* HCI command execution completion callback.
* err will be a standard linux error (may be converted from HCI response)
@@ -60,7 +74,8 @@ static int nfc_hci_execute_cmd(struct nfc_hci_dev *hdev, u8 pipe, u8 cmd,
hcp_ew.exec_complete = false;
hcp_ew.result_skb = NULL;
- pr_debug("through pipe=%d, cmd=%d, plen=%zd\n", pipe, cmd, param_len);
+ pr_debug("exec cmd sync through pipe=%d, cmd=%d, plen=%zd\n", pipe,
+ cmd, param_len);
/* TODO: Define hci cmd execution delay. Should it be the same
* for all commands?
@@ -138,6 +153,23 @@ int nfc_hci_send_cmd(struct nfc_hci_dev *hdev, u8 gate, u8 cmd,
}
EXPORT_SYMBOL(nfc_hci_send_cmd);
+int nfc_hci_send_cmd_async(struct nfc_hci_dev *hdev, u8 gate, u8 cmd,
+ const u8 *param, size_t param_len,
+ data_exchange_cb_t cb, void *cb_context)
+{
+ u8 pipe;
+
+ pr_debug("\n");
+
+ pipe = hdev->gate2pipe[gate];
+ if (pipe == NFC_HCI_INVALID_PIPE)
+ return -EADDRNOTAVAIL;
+
+ return nfc_hci_execute_cmd_async(hdev, pipe, cmd, param, param_len,
+ cb, cb_context);
+}
+EXPORT_SYMBOL(nfc_hci_send_cmd_async);
+
int nfc_hci_set_param(struct nfc_hci_dev *hdev, u8 gate, u8 idx,
const u8 *param, size_t param_len)
{