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

From: Robert Dolca
Date: Tue Sep 01 2015 - 10:57:31 EST


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 <robert.dolca@xxxxxxxxx>
---
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

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/