staging: most: change signature of function probe_channel

This patch adds the param argument to the function parameter of
the call-back probe_channel. This parameter is needed to configure
the channels of an attached device.
Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/most/cdev/cdev.c

@@ -425,7 +425,7 @@ static int comp_tx_completion(struct most_interface *iface, int channel_id)
  * Returns 0 on success or error code otherwise.
  */
 static int comp_probe(struct most_interface *iface, int channel_id,
-		      struct most_channel_config *cfg, char *name)
+		      struct most_channel_config *cfg, char *name, char *args)
 {
 	struct comp_channel *c;
 	unsigned long cl_flags;

drivers/staging/most/core.c

@@ -701,6 +701,7 @@ static struct most_channel *get_channel(char *mdev, char *mdev_ch)
 static
 inline int link_channel_to_component(struct most_channel *c,
 				     struct core_component *comp,
+				     char *name,
 				     char *comp_param)
 {
 	int ret;
@@ -714,7 +715,8 @@ inline int link_channel_to_component(struct most_channel *c,
 		return -ENOSPC;
 
 	*comp_ptr = comp;
-	ret = comp->probe_channel(c->iface, c->channel_id, &c->cfg, comp_param);
+	ret = comp->probe_channel(c->iface, c->channel_id, &c->cfg, name,
+				  comp_param);
 	if (ret) {
 		*comp_ptr = NULL;
 		return ret;
@@ -775,7 +777,7 @@ static ssize_t add_link_store(struct device_driver *drv,
 	if (!c)
 		return -ENODEV;
 
-	ret = link_channel_to_component(c, comp, comp_param);
+	ret = link_channel_to_component(c, comp, "name", comp_param);
 	if (ret)
 		return ret;
 	return len;

drivers/staging/most/core.h

@@ -266,7 +266,8 @@ struct core_component {
 	struct list_head list;
 	const char *name;
 	int (*probe_channel)(struct most_interface *iface, int channel_idx,
-			     struct most_channel_config *cfg, char *name);
+			     struct most_channel_config *cfg, char *name,
+			     char *param);
 	int (*disconnect_channel)(struct most_interface *iface,
 				  int channel_idx);
 	int (*rx_completion)(struct mbo *mbo);

drivers/staging/most/net/net.c

@@ -293,7 +293,8 @@ static struct net_dev_context *get_net_dev_hold(struct most_interface *iface)
 }
 
 static int comp_probe_channel(struct most_interface *iface, int channel_idx,
-			      struct most_channel_config *ccfg, char *name)
+			      struct most_channel_config *ccfg, char *name,
+			      char *args)
 {
 	struct net_dev_context *nd;
 	struct net_dev_channel *ch;

drivers/staging/most/sound/sound.c

@@ -579,7 +579,7 @@ static void release_adapter(struct sound_adapter *adpt)
  */
 static int audio_probe_channel(struct most_interface *iface, int channel_id,
 			       struct most_channel_config *cfg,
-			       char *arg_list)
+			       char *device_name, char *arg_list)
 {
 	struct channel *channel;
 	struct sound_adapter *adpt;
@@ -588,7 +588,6 @@ static int audio_probe_channel(struct most_interface *iface, int channel_id,
 	int capture_count = 0;
 	int ret;
 	int direction;
-	char *device_name;
 	u16 ch_num;
 	u8 create = 0;
 	char *sample_res;

drivers/staging/most/video/video.c

@@ -453,7 +453,8 @@ static void comp_v4l2_dev_release(struct v4l2_device *v4l2_dev)
 }
 
 static int comp_probe_channel(struct most_interface *iface, int channel_idx,
-			      struct most_channel_config *ccfg, char *name)
+			      struct most_channel_config *ccfg, char *name,
+			      char *args)
 {
 	int ret;
 	struct most_video_dev *mdev = get_comp_dev(iface, channel_idx);