V4L/DVB (12505): soc_camera_platform: pass device pointer from soc-camera core on .add_device()

Add a struct device pointer to struct soc_camera_platform_info and let the user
(ap325rxa) pass it down to soc_camera_platform.c in its .add_device() method.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Acked-by: Paul Mundt <lethal@linux-sh.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

arch/sh/boards/board-ap325rxa.c

@@ -345,6 +345,8 @@ static int ap325rxa_camera_add(struct soc_camera_link *icl,
 	if (icl != &camera_info.link || camera_probe() <= 0)
 		return -ENODEV;
 
+	camera_info.dev = dev;
+
 	return platform_device_register(&camera_device);
 }
 

include/media/soc_camera_platform.h

@@ -14,6 +14,8 @@
 #include <linux/videodev2.h>
 #include <media/soc_camera.h>
 
+struct device;
+
 struct soc_camera_platform_info {
 	int iface;
 	char *format_name;
@@ -21,6 +23,7 @@ struct soc_camera_platform_info {
 	struct v4l2_pix_format format;
 	unsigned long bus_param;
 	void (*power)(int);
+	struct device *dev;
 	int (*set_capture)(struct soc_camera_platform_info *info, int enable);
 	struct soc_camera_link link;
 };