[media] media: sh_mobile_ceu_camera: fix const cropping related warnings

A recent commit "[media] v4l2: make vidioc_s_crop const" introduced
warnings in sh_mobile_ceu_camera. Fix them by cleanly separating writable
and read-only variables in cropping operations.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Guennadi Liakhovetski 2012-09-28 06:59:58 -03:00 committed by Mauro Carvalho Chehab
parent 17803580ac
commit 3ecb091e88

View File

@ -1182,13 +1182,13 @@ static void sh_mobile_ceu_put_formats(struct soc_camera_device *icd)
}
/* Check if any dimension of r1 is smaller than respective one of r2 */
static bool is_smaller(struct v4l2_rect *r1, struct v4l2_rect *r2)
static bool is_smaller(const struct v4l2_rect *r1, const struct v4l2_rect *r2)
{
return r1->width < r2->width || r1->height < r2->height;
}
/* Check if r1 fails to cover r2 */
static bool is_inside(struct v4l2_rect *r1, struct v4l2_rect *r2)
static bool is_inside(const struct v4l2_rect *r1, const struct v4l2_rect *r2)
{
return r1->left > r2->left || r1->top > r2->top ||
r1->left + r1->width < r2->left + r2->width ||
@ -1263,7 +1263,7 @@ static void update_subrect(struct sh_mobile_ceu_cam *cam)
* 3. if (2) failed, try to request the maximum image
*/
static int client_s_crop(struct soc_camera_device *icd, struct v4l2_crop *crop,
const struct v4l2_crop *cam_crop)
struct v4l2_crop *cam_crop)
{
struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
struct v4l2_rect *rect = &crop->c, *cam_rect = &cam_crop->c;
@ -1519,7 +1519,8 @@ static int client_scale(struct soc_camera_device *icd,
static int sh_mobile_ceu_set_crop(struct soc_camera_device *icd,
const struct v4l2_crop *a)
{
struct v4l2_rect *rect = &a->c;
struct v4l2_crop a_writable = *a;
const struct v4l2_rect *rect = &a_writable.c;
struct device *dev = icd->parent;
struct soc_camera_host *ici = to_soc_camera_host(dev);
struct sh_mobile_ceu_dev *pcdev = ici->priv;
@ -1545,7 +1546,7 @@ static int sh_mobile_ceu_set_crop(struct soc_camera_device *icd,
* 1. - 2. Apply iterative camera S_CROP for new input window, read back
* actual camera rectangle.
*/
ret = client_s_crop(icd, a, &cam_crop);
ret = client_s_crop(icd, &a_writable, &cam_crop);
if (ret < 0)
return ret;
@ -1946,7 +1947,7 @@ static int sh_mobile_ceu_try_fmt(struct soc_camera_device *icd,
}
static int sh_mobile_ceu_set_livecrop(struct soc_camera_device *icd,
struct v4l2_crop *a)
const struct v4l2_crop *a)
{
struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
struct soc_camera_host *ici = to_soc_camera_host(icd->parent);