staging: greybus: audio: Rename cport with intf_id

gb_audio_manager_module_descriptor's cport field is actually used to
manage and pass interface id to user space.

Thus rename gb_audio_manager_module_descriptor's 'cport' field and
few other things to avoid confusion.
Signed-off-by: Pankaj Bharadiya <pankaj.bharadiya@gmail.com>
Reviewed-by: Vaibhav Agarwal <vaibhav.sr@gmail.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/greybus/audio_manager.h

@@ -21,7 +21,7 @@ struct gb_audio_manager_module_descriptor {
 	int slot;
 	int vid;
 	int pid;
-	int cport;
+	int intf_id;
 	unsigned int ip_devices;
 	unsigned int op_devices;
 };

drivers/staging/greybus/audio_manager_module.c

@@ -111,16 +111,16 @@ static ssize_t gb_audio_module_pid_show(
 static struct gb_audio_manager_module_attribute gb_audio_module_pid_attribute =
 	__ATTR(pid, 0664, gb_audio_module_pid_show, NULL);
 
-static ssize_t gb_audio_module_cport_show(
+static ssize_t gb_audio_module_intf_id_show(
 	struct gb_audio_manager_module *module,
 	struct gb_audio_manager_module_attribute *attr, char *buf)
 {
-	return sprintf(buf, "%d", module->desc.cport);
+	return sprintf(buf, "%d", module->desc.intf_id);
 }
 
 static struct gb_audio_manager_module_attribute
-					gb_audio_module_cport_attribute =
-	__ATTR(cport, 0664, gb_audio_module_cport_show, NULL);
+					gb_audio_module_intf_id_attribute =
+	__ATTR(intf_id, 0664, gb_audio_module_intf_id_show, NULL);
 
 static ssize_t gb_audio_module_ip_devices_show(
 	struct gb_audio_manager_module *module,
@@ -149,7 +149,7 @@ static struct attribute *gb_audio_module_default_attrs[] = {
 	&gb_audio_module_slot_attribute.attr,
 	&gb_audio_module_vid_attribute.attr,
 	&gb_audio_module_pid_attribute.attr,
-	&gb_audio_module_cport_attribute.attr,
+	&gb_audio_module_intf_id_attribute.attr,
 	&gb_audio_module_ip_devices_attribute.attr,
 	&gb_audio_module_op_devices_attribute.attr,
 	NULL,   /* need to NULL terminate the list of attributes */
@@ -167,7 +167,7 @@ static void send_add_uevent(struct gb_audio_manager_module *module)
 	char slot_string[64];
 	char vid_string[64];
 	char pid_string[64];
-	char cport_string[64];
+	char intf_id_string[64];
 	char ip_devices_string[64];
 	char op_devices_string[64];
 
@@ -176,7 +176,7 @@ static void send_add_uevent(struct gb_audio_manager_module *module)
 		slot_string,
 		vid_string,
 		pid_string,
-		cport_string,
+		intf_id_string,
 		ip_devices_string,
 		op_devices_string,
 		NULL
@@ -186,7 +186,7 @@ static void send_add_uevent(struct gb_audio_manager_module *module)
 	snprintf(slot_string, 64, "SLOT=%d", module->desc.slot);
 	snprintf(vid_string, 64, "VID=%d", module->desc.vid);
 	snprintf(pid_string, 64, "PID=%d", module->desc.pid);
-	snprintf(cport_string, 64, "CPORT=%d", module->desc.cport);
+	snprintf(intf_id_string, 64, "INTF_ID=%d", module->desc.intf_id);
 	snprintf(ip_devices_string, 64, "I/P DEVICES=0x%X",
 		 module->desc.ip_devices);
 	snprintf(op_devices_string, 64, "O/P DEVICES=0x%X",
@@ -246,13 +246,13 @@ int gb_audio_manager_module_create(
 
 void gb_audio_manager_module_dump(struct gb_audio_manager_module *module)
 {
-	pr_info("audio module #%d name=%s slot=%d vid=%d pid=%d cport=%d i/p devices=0x%X o/p devices=0x%X\n",
+	pr_info("audio module #%d name=%s slot=%d vid=%d pid=%d intf_id=%d i/p devices=0x%X o/p devices=0x%X\n",
 		module->id,
 		module->desc.name,
 		module->desc.slot,
 		module->desc.vid,
 		module->desc.pid,
-		module->desc.cport,
+		module->desc.intf_id,
 		module->desc.ip_devices,
 		module->desc.op_devices);
 }

drivers/staging/greybus/audio_manager_sysfs.c

@@ -20,10 +20,10 @@ static ssize_t manager_sysfs_add_store(
 
 	int num = sscanf(buf,
 			"name=%" GB_AUDIO_MANAGER_MODULE_NAME_LEN_SSCANF "s "
-			"slot=%d vid=%d pid=%d cport=%d i/p devices=0x%X"
+			"slot=%d vid=%d pid=%d intf_id=%d i/p devices=0x%X"
 			"o/p devices=0x%X",
 			desc.name, &desc.slot, &desc.vid, &desc.pid,
-			&desc.cport, &desc.ip_devices, &desc.op_devices);
+			&desc.intf_id, &desc.ip_devices, &desc.op_devices);
 
 	if (num != 7)
 		return -EINVAL;

drivers/staging/greybus/audio_module.c

@@ -348,7 +348,7 @@ static int gb_audio_probe(struct gb_bundle *bundle,
 	desc.slot = 1; /* todo */
 	desc.vid = 2; /* todo */
 	desc.pid = 3; /* todo */
-	desc.cport = gbmodule->dev_id;
+	desc.intf_id = gbmodule->dev_id;
 	desc.op_devices = gbmodule->op_devices;
 	desc.ip_devices = gbmodule->ip_devices;
 	gbmodule->manager_id = gb_audio_manager_add(&desc);