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[media] V4L: soc-camera: a missing mediabus code -> fourcc translation is not critical

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soc_mbus_get_fmtdesc() returning NULL means only, that no standard
mediabus code -> fourcc conversion is known, this shouldn't be treated
as an error by drivers.

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 2011-05-18 06:49:54 -03:00 committed by Mauro Carvalho Chehab
parent e23b961dd1
commit d2dcad49bc
5 changed files with 21 additions and 26 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
drivers/media/video/mx3_camera.c
View File

@ -688,8 +688,8 @@ static int mx3_camera_get_formats(struct soc_camera_device *icd, unsigned int id
fmt = soc_mbus_get_fmtdesc(code);
if (!fmt) {
dev_err(icd->dev.parent,
"Invalid format code #%u: %d\n", idx, code);
dev_warn(icd->dev.parent,
"Unsupported format code #%u: %d\n", idx, code);
return 0;
}
@ -742,13 +742,9 @@ static int mx3_camera_get_formats(struct soc_camera_device *icd, unsigned int id
static void configure_geometry(struct mx3_camera_dev *mx3_cam,
unsigned int width, unsigned int height,
enum v4l2_mbus_pixelcode code)
const struct soc_mbus_pixelfmt *fmt)
{
u32 ctrl, width_field, height_field;
const struct soc_mbus_pixelfmt *fmt;
fmt = soc_mbus_get_fmtdesc(code);
BUG_ON(!fmt);
if (fourcc_to_ipu_pix(fmt->fourcc) == IPU_PIX_FMT_GENERIC) {
/*
@ -806,8 +802,8 @@ static int acquire_dma_channel(struct mx3_camera_dev *mx3_cam)
*/
static inline void stride_align(__u32 *width)
{
if (((*width + 7) & ~7) < 4096)
*width = (*width + 7) & ~7;
if (ALIGN(*width, 8) < 4096)
*width = ALIGN(*width, 8);
else
*width = *width & ~7;
}
@ -833,11 +829,14 @@ static int mx3_camera_set_crop(struct soc_camera_device *icd,
if (ret < 0)
return ret;
/* The capture device might have changed its output */
/* The capture device might have changed its output sizes */
ret = v4l2_subdev_call(sd, video, g_mbus_fmt, &mf);
if (ret < 0)
return ret;
if (mf.code != icd->current_fmt->code)
return -EINVAL;
if (mf.width & 7) {
/* Ouch! We can only handle 8-byte aligned width... */
stride_align(&mf.width);
@ -847,7 +846,8 @@ static int mx3_camera_set_crop(struct soc_camera_device *icd,
}
if (mf.width != icd->user_width || mf.height != icd->user_height)
configure_geometry(mx3_cam, mf.width, mf.height, mf.code);
configure_geometry(mx3_cam, mf.width, mf.height,
icd->current_fmt->host_fmt);
dev_dbg(icd->dev.parent, "Sensor cropped %dx%d\n",
mf.width, mf.height);
@ -885,7 +885,7 @@ static int mx3_camera_set_fmt(struct soc_camera_device *icd,
* mxc_v4l2_s_fmt()
*/
configure_geometry(mx3_cam, pix->width, pix->height, xlate->code);
configure_geometry(mx3_cam, pix->width, pix->height, xlate->host_fmt);
mf.width = pix->width;
mf.height = pix->height;

2
drivers/media/video/omap1_camera.c
View File

@ -1082,7 +1082,7 @@ static int omap1_cam_get_formats(struct soc_camera_device *icd,
fmt = soc_mbus_get_fmtdesc(code);
if (!fmt) {
dev_err(dev, "%s: invalid format code #%d: %d\n", __func__,
dev_warn(dev, "%s: unsupported format code #%d: %d\n", __func__,
idx, code);
return 0;
}

8
drivers/media/video/pxa_camera.c
View File

@ -1155,15 +1155,11 @@ static int pxa_camera_set_bus_param(struct soc_camera_device *icd, __u32 pixfmt)
struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
struct pxa_camera_dev *pcdev = ici->priv;
unsigned long bus_flags, camera_flags, common_flags;
const struct soc_mbus_pixelfmt *fmt;
int ret;
struct pxa_cam *cam = icd->host_priv;
fmt = soc_mbus_get_fmtdesc(icd->current_fmt->code);
if (!fmt)
return -EINVAL;
ret = test_platform_param(pcdev, fmt->bits_per_sample, &bus_flags);
ret = test_platform_param(pcdev, icd->current_fmt->host_fmt->bits_per_sample,
&bus_flags);
if (ret < 0)
return ret;

4
drivers/media/video/sh_mobile_ceu_camera.c
View File

@ -917,8 +917,8 @@ static int sh_mobile_ceu_get_formats(struct soc_camera_device *icd, unsigned int
fmt = soc_mbus_get_fmtdesc(code);
if (!fmt) {
dev_err(dev, "Invalid format code #%u: %d\n", idx, code);
return -EINVAL;
dev_warn(dev, "unsupported format code #%u: %d\n", idx, code);
return 0;
}
if (!pcdev->pdata->csi2_dev) {

9
drivers/media/video/soc_camera.c
View File

@ -363,8 +363,6 @@ static int soc_camera_init_user_formats(struct soc_camera_device *icd)
if (!icd->user_formats)
return -ENOMEM;
icd->num_user_formats = fmts;
dev_dbg(&icd->dev, "Found %d supported formats.\n", fmts);
/* Second pass - actually fill data formats */
@ -372,9 +370,10 @@ static int soc_camera_init_user_formats(struct soc_camera_device *icd)
for (i = 0; i < raw_fmts; i++)
if (!ici->ops->get_formats) {
v4l2_subdev_call(sd, video, enum_mbus_fmt, i, &code);
icd->user_formats[i].host_fmt =
icd->user_formats[fmts].host_fmt =
soc_mbus_get_fmtdesc(code);
icd->user_formats[i].code = code;
if (icd->user_formats[fmts].host_fmt)
icd->user_formats[fmts++].code = code;
} else {
ret = ici->ops->get_formats(icd, i,
&icd->user_formats[fmts]);
@ -383,12 +382,12 @@ static int soc_camera_init_user_formats(struct soc_camera_device *icd)
fmts += ret;
}
icd->num_user_formats = fmts;
icd->current_fmt = &icd->user_formats[0];
return 0;
egfmt:
icd->num_user_formats = 0;
vfree(icd->user_formats);
return ret;
}