[PATCH] soc_camera_platform: add set_fmt callback

[Baruch Siach]

This allows the platform camera to arrange a change in the capture format.

Signed-off-by: Baruch Siach <bar...@tkos.co.il>
---
 drivers/media/video/soc_camera_platform.c |    3 +++
 include/media/soc_camera_platform.h       |    2 ++
 2 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/drivers/media/video/soc_camera_platform.c 
b/drivers/media/video/soc_camera_platform.c
index 248c986..208fd42 100644
--- a/drivers/media/video/soc_camera_platform.c
+++ b/drivers/media/video/soc_camera_platform.c
@@ -61,6 +61,9 @@ static int soc_camera_platform_try_fmt(struct v4l2_subdev *sd,
 {
        struct soc_camera_platform_info *p = v4l2_get_subdevdata(sd);
 
+       if (p->try_fmt)
+               return p->try_fmt(p, mf);
+
        mf->width       = p->format.width;
        mf->height      = p->format.height;
        mf->code        = p->format.code;
diff --git a/include/media/soc_camera_platform.h 
b/include/media/soc_camera_platform.h
index 0ecefe2..0558ffc 100644
--- a/include/media/soc_camera_platform.h
+++ b/include/media/soc_camera_platform.h
@@ -22,6 +22,8 @@ struct soc_camera_platform_info {
        struct v4l2_mbus_framefmt format;
        unsigned long bus_param;
        struct device *dev;
+       int (*try_fmt)(struct soc_camera_platform_info *info,
+                       struct v4l2_mbus_framefmt *mf);
        int (*set_capture)(struct soc_camera_platform_info *info, int enable);
 };
 
-- 
1.7.1

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