Hi Németh
On Tue, 9 Feb 2010, Guennadi Liakhovetski wrote:
> Ok, I modified your patch a bit, how about the below version? If you
> agree, I'll commit it in that form (after converting to utf-8):
>
> From: Márton Németh <nm...@freemail.hu>
>
> The first two parameters of soc_camera_limit_side() are usually pointers
> to struct v4l2_rect elements. They are signed, so adjust the prototype
> accordingly.
>
> This will remove the following sparse warning (see "make C=1"):
>
> * incorrect type in argument 1 (different signedness)
> expected unsigned int *start
> got signed int *<noident>
>
> as well as a couple more signedness mismatches.
>
> Signed-off-by: Márton Németh <nm...@freemail.hu>
> Signed-off-by: Guennadi Liakhovetski <g.liakhovet...@gmx.de>
please confirm, if you agree with my version of your patch, or I'll have
to leave it out from my pull request.
Thanks
Guennadi
> ---
> diff --git a/drivers/media/video/mt9v022.c b/drivers/media/video/mt9v022.c
> index 1a34d29..e5bae4c 100644
> --- a/drivers/media/video/mt9v022.c
> +++ b/drivers/media/video/mt9v022.c
> @@ -325,7 +325,7 @@ static int mt9v022_s_crop(struct v4l2_subdev *sd, struct
> v4l2_crop *a)
> if (ret < 0)
> return ret;
>
> - dev_dbg(&client->dev, "Frame %ux%u pixel\n", rect.width, rect.height);
> + dev_dbg(&client->dev, "Frame %dx%d pixel\n", rect.width, rect.height);
>
> mt9v022->rect = rect;
>
> diff --git a/drivers/media/video/mx3_camera.c
> b/drivers/media/video/mx3_camera.c
> index bd297f5..d477e30 100644
> --- a/drivers/media/video/mx3_camera.c
> +++ b/drivers/media/video/mx3_camera.c
> @@ -796,7 +796,7 @@ static int acquire_dma_channel(struct mx3_camera_dev
> *mx3_cam)
> * FIXME: learn to use stride != width, then we can keep stride properly
> aligned
> * and support arbitrary (even) widths.
> */
> -static inline void stride_align(__s32 *width)
> +static inline void stride_align(__u32 *width)
> {
> if (((*width + 7) & ~7) < 4096)
> *width = (*width + 7) & ~7;
> @@ -844,7 +844,7 @@ static int mx3_camera_set_crop(struct soc_camera_device
> *icd,
> * So far only direct camera-to-memory is supported
> */
> if (channel_change_requested(icd, rect)) {
> - int ret = acquire_dma_channel(mx3_cam);
> + ret = acquire_dma_channel(mx3_cam);
> if (ret < 0)
> return ret;
> }
> diff --git a/drivers/media/video/rj54n1cb0c.c
> b/drivers/media/video/rj54n1cb0c.c
> index 9277194..bbd9c11 100644
> --- a/drivers/media/video/rj54n1cb0c.c
> +++ b/drivers/media/video/rj54n1cb0c.c
> @@ -555,15 +555,15 @@ static int rj54n1_commit(struct i2c_client *client)
> return ret;
> }
>
> -static int rj54n1_sensor_scale(struct v4l2_subdev *sd, u32 *in_w, u32 *in_h,
> - u32 *out_w, u32 *out_h);
> +static int rj54n1_sensor_scale(struct v4l2_subdev *sd, s32 *in_w, s32 *in_h,
> + s32 *out_w, s32 *out_h);
>
> static int rj54n1_s_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
> {
> struct i2c_client *client = sd->priv;
> struct rj54n1 *rj54n1 = to_rj54n1(client);
> struct v4l2_rect *rect = &a->c;
> - unsigned int dummy = 0, output_w, output_h,
> + int dummy = 0, output_w, output_h,
> input_w = rect->width, input_h = rect->height;
> int ret;
>
> @@ -577,7 +577,7 @@ static int rj54n1_s_crop(struct v4l2_subdev *sd, struct
> v4l2_crop *a)
> output_w = (input_w * 1024 + rj54n1->resize / 2) / rj54n1->resize;
> output_h = (input_h * 1024 + rj54n1->resize / 2) / rj54n1->resize;
>
> - dev_dbg(&client->dev, "Scaling for %ux%u : %u = %ux%u\n",
> + dev_dbg(&client->dev, "Scaling for %dx%d : %u = %dx%d\n",
> input_w, input_h, rj54n1->resize, output_w, output_h);
>
> ret = rj54n1_sensor_scale(sd, &input_w, &input_h, &output_w, &output_h);
> @@ -638,8 +638,8 @@ static int rj54n1_g_fmt(struct v4l2_subdev *sd,
> * the output one, updates the window sizes and returns an error or the
> resize
> * coefficient on success. Note: we only use the "Fixed Scaling" on this
> camera.
> */
> -static int rj54n1_sensor_scale(struct v4l2_subdev *sd, u32 *in_w, u32 *in_h,
> - u32 *out_w, u32 *out_h)
> +static int rj54n1_sensor_scale(struct v4l2_subdev *sd, s32 *in_w, s32 *in_h,
> + s32 *out_w, s32 *out_h)
> {
> struct i2c_client *client = sd->priv;
> struct rj54n1 *rj54n1 = to_rj54n1(client);
> @@ -749,7 +749,7 @@ static int rj54n1_sensor_scale(struct v4l2_subdev *sd,
> u32 *in_w, u32 *in_h,
> * improve the image quality or stability for larger frames (see comment
> * above), but I didn't check the framerate.
> */
> - skip = min(resize / 1024, (unsigned)15);
> + skip = min(resize / 1024, 15U);
>
> inc_sel = 1 << skip;
>
> @@ -819,7 +819,7 @@ static int rj54n1_sensor_scale(struct v4l2_subdev *sd,
> u32 *in_w, u32 *in_h,
> *out_w = output_w;
> *out_h = output_h;
>
> - dev_dbg(&client->dev, "Scaled for %ux%u : %u = %ux%u, skip %u\n",
> + dev_dbg(&client->dev, "Scaled for %dx%d : %u = %ux%u, skip %u\n",
> *in_w, *in_h, resize, output_w, output_h, skip);
>
> return resize;
> @@ -1017,7 +1017,7 @@ static int rj54n1_s_fmt(struct v4l2_subdev *sd,
> struct i2c_client *client = sd->priv;
> struct rj54n1 *rj54n1 = to_rj54n1(client);
> const struct rj54n1_datafmt *fmt;
> - unsigned int output_w, output_h, max_w, max_h,
> + int output_w, output_h, max_w, max_h,
> input_w = rj54n1->rect.width, input_h = rj54n1->rect.height;
> int ret;
>
> diff --git a/drivers/media/video/sh_mobile_ceu_camera.c
> b/drivers/media/video/sh_mobile_ceu_camera.c
> index f09c714..af506bc 100644
> --- a/drivers/media/video/sh_mobile_ceu_camera.c
> +++ b/drivers/media/video/sh_mobile_ceu_camera.c
> @@ -1040,13 +1040,13 @@ static int client_s_crop(struct v4l2_subdev *sd,
> struct v4l2_crop *crop,
> */
> if (!memcmp(rect, cam_rect, sizeof(*rect))) {
> /* Even if camera S_CROP failed, but camera rectangle matches */
> - dev_dbg(dev, "Camera S_CROP successful for %u...@%u:%u\n",
> + dev_dbg(dev, "Camera S_CROP successful for %d...@%d:%d\n",
> rect->width, rect->height, rect->left, rect->top);
> return 0;
> }
>
> /* Try to fix cropping, that camera hasn't managed to set */
> - dev_geo(dev, "Fix camera S_CROP for %u...@%u:%u to %u...@%u:%u\n",
> + dev_geo(dev, "Fix camera S_CROP for %d...@%d:%d to %d...@%d:%d\n",
> cam_rect->width, cam_rect->height,
> cam_rect->left, cam_rect->top,
> rect->width, rect->height, rect->left, rect->top);
> @@ -1102,7 +1102,7 @@ static int client_s_crop(struct v4l2_subdev *sd, struct
> v4l2_crop *crop,
>
> v4l2_subdev_call(sd, video, s_crop, cam_crop);
> ret = client_g_rect(sd, cam_rect);
> - dev_geo(dev, "Camera S_CROP %d for %u...@%u:%u\n", ret,
> + dev_geo(dev, "Camera S_CROP %d for %d...@%d:%d\n", ret,
> cam_rect->width, cam_rect->height,
> cam_rect->left, cam_rect->top);
> }
> @@ -1116,7 +1116,7 @@ static int client_s_crop(struct v4l2_subdev *sd, struct
> v4l2_crop *crop,
> *cam_rect = cap.bounds;
> v4l2_subdev_call(sd, video, s_crop, cam_crop);
> ret = client_g_rect(sd, cam_rect);
> - dev_geo(dev, "Camera S_CROP %d for max %u...@%u:%u\n", ret,
> + dev_geo(dev, "Camera S_CROP %d for max %d...@%d:%d\n", ret,
> cam_rect->width, cam_rect->height,
> cam_rect->left, cam_rect->top);
> }
> diff --git a/include/media/soc_camera.h b/include/media/soc_camera.h
> index dcc5b86..5a17365 100644
> --- a/include/media/soc_camera.h
> +++ b/include/media/soc_camera.h
> @@ -264,8 +266,8 @@ static inline unsigned long
> soc_camera_bus_param_compatible(
> common_flags;
> }
>
> -static inline void soc_camera_limit_side(unsigned int *start,
> - unsigned int *length, unsigned int start_min,
> +static inline void soc_camera_limit_side(int *start, int *length,
> + unsigned int start_min,
> unsigned int length_min, unsigned int length_max)
> {
> if (*length < length_min)
>
---
Guennadi Liakhovetski, Ph.D.
Freelance Open-Source Software Developer
http://www.open-technology.de/
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