greybus: s/bundle_cport_id/intf_cport_id

This isn't unique just for the bundle but the complete interface. Its
wrong to call it bundle_cport_id. Lets name it intf_cport_id to make
things clear.
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>

drivers/staging/greybus/audio-pcm.c

@@ -52,7 +52,7 @@ static void gb_pcm_work(struct work_struct *work)
 		if (snd_dev->cport_active) {
 			ret = gb_i2s_mgmt_deactivate_cport(
 				snd_dev->mgmt_connection,
-				snd_dev->i2s_tx_connection->bundle_cport_id);
+				snd_dev->i2s_tx_connection->intf_cport_id);
 			if (ret) /* XXX Do what else with failure? */
 				pr_err("deactivate_cport failed: %d\n", ret);
 
@@ -62,7 +62,7 @@ static void gb_pcm_work(struct work_struct *work)
 		return;
 	} else if (!snd_dev->cport_active) {
 		ret = gb_i2s_mgmt_activate_cport(snd_dev->mgmt_connection,
-				snd_dev->i2s_tx_connection->bundle_cport_id);
+				snd_dev->i2s_tx_connection->intf_cport_id);
 		if (ret)
 			pr_err("activate_cport failed: %d\n", ret);
 

drivers/staging/greybus/connection.c

@@ -184,7 +184,7 @@ struct gb_connection *gb_connection_create(struct gb_bundle *bundle,
 	}
 
 	connection->bundle = bundle;
-	connection->bundle_cport_id = cport_id;
+	connection->intf_cport_id = cport_id;
 	connection->state = GB_CONNECTION_STATE_DISABLED;
 
 	connection->dev.parent = &bundle->dev;

drivers/staging/greybus/connection.h

@@ -25,7 +25,7 @@ struct gb_connection {
 	struct gb_bundle		*bundle;
 	struct device			dev;
 	u16				hd_cport_id;
-	u16				bundle_cport_id;
+	u16				intf_cport_id;
 
 	struct list_head		hd_links;
 	struct list_head		bundle_links;