Thread (10 messages) 10 messages, 1 author, 2015-09-01
STALE3957d
Revisions (2)
  1. v1 [diff vs current]
  2. v2 current

[PATCH v2 6/9] nfc: nci: Introduce nci_core_cmd

From: Robert Dolca <hidden>
Date: 2015-09-01 14:57:28
Also in: linux-wireless, lkml
Subsystem: networking [general], nfc subsystem, the rest · Maintainers: "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, David Heidelberg, Linus Torvalds

This allows sending core commands from the driver. The driver should be
able to send NCI core commands like CORE_GET_CONFIG_CMD.

Signed-off-by: Robert Dolca <redacted>
---
 include/net/nfc/nci_core.h |  1 +
 net/nfc/nci/core.c         | 24 +++++++++++++++++++-----
 2 files changed, 20 insertions(+), 5 deletions(-)
diff --git a/include/net/nfc/nci_core.h b/include/net/nfc/nci_core.h
index 30c1b21..d28b7a3 100644
--- a/include/net/nfc/nci_core.h
+++ b/include/net/nfc/nci_core.h
@@ -281,6 +281,7 @@ int nci_request(struct nci_dev *ndev,
 			    unsigned long opt),
 		unsigned long opt, __u32 timeout);
 int nci_prop_cmd(struct nci_dev *ndev, __u8 oid, size_t len, __u8 *payload);
+int nci_core_cmd(struct nci_dev *ndev, __u16 opcode, size_t len, __u8 *payload);
 int nci_core_reset(struct nci_dev *ndev);
 int nci_core_init(struct nci_dev *ndev);
 
diff --git a/net/nfc/nci/core.c b/net/nfc/nci/core.c
index 29607f9..6f173cd 100644
--- a/net/nfc/nci/core.c
+++ b/net/nfc/nci/core.c
@@ -325,32 +325,46 @@ static void nci_rf_deactivate_req(struct nci_dev *ndev, unsigned long opt)
 		     sizeof(struct nci_rf_deactivate_cmd), &cmd);
 }
 
-struct nci_prop_cmd_param {
+struct nci_cmd_param {
 	__u16 opcode;
 	size_t len;
 	__u8 *payload;
 };
 
-static void nci_prop_cmd_req(struct nci_dev *ndev, unsigned long opt)
+static void nci_generic_req(struct nci_dev *ndev, unsigned long opt)
 {
-	struct nci_prop_cmd_param *param = (struct nci_prop_cmd_param *)opt;
+	struct nci_cmd_param *param =
+		(struct nci_cmd_param *)opt;
 
 	nci_send_cmd(ndev, param->opcode, param->len, param->payload);
 }
 
 int nci_prop_cmd(struct nci_dev *ndev, __u8 oid, size_t len, __u8 *payload)
 {
-	struct nci_prop_cmd_param param;
+	struct nci_cmd_param param;
 
 	param.opcode = nci_opcode_pack(NCI_GID_PROPRIETARY, oid);
 	param.len = len;
 	param.payload = payload;
 
-	return __nci_request(ndev, nci_prop_cmd_req, (unsigned long)&param,
+	return __nci_request(ndev, nci_generic_req, (unsigned long)&param,
 			     msecs_to_jiffies(NCI_CMD_TIMEOUT));
 }
 EXPORT_SYMBOL(nci_prop_cmd);
 
+int nci_core_cmd(struct nci_dev *ndev, __u16 opcode, size_t len, __u8 *payload)
+{
+	struct nci_cmd_param param;
+
+	param.opcode = opcode;
+	param.len = len;
+	param.payload = payload;
+
+	return __nci_request(ndev, nci_generic_req, (unsigned long)&param,
+			     msecs_to_jiffies(NCI_CMD_TIMEOUT));
+}
+EXPORT_SYMBOL(nci_core_cmd);
+
 int nci_core_reset(struct nci_dev *ndev)
 {
 	return __nci_request(ndev, nci_reset_req, 0,
-- 
1.9.1
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