summaryrefslogtreecommitdiffstats
path: root/drivers/media/platform/vimc/vimc-capture.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/media/platform/vimc/vimc-capture.c')
-rw-r--r--drivers/media/platform/vimc/vimc-capture.c76
1 files changed, 26 insertions, 50 deletions
diff --git a/drivers/media/platform/vimc/vimc-capture.c b/drivers/media/platform/vimc/vimc-capture.c
index 664855708fdf..1d56b91830ba 100644
--- a/drivers/media/platform/vimc/vimc-capture.c
+++ b/drivers/media/platform/vimc/vimc-capture.c
@@ -18,32 +18,6 @@
#define VIMC_CAP_DRV_NAME "vimc-capture"
-static const u32 vimc_cap_supported_pixfmt[] = {
- V4L2_PIX_FMT_BGR24,
- V4L2_PIX_FMT_RGB24,
- V4L2_PIX_FMT_ARGB32,
- V4L2_PIX_FMT_SBGGR8,
- V4L2_PIX_FMT_SGBRG8,
- V4L2_PIX_FMT_SGRBG8,
- V4L2_PIX_FMT_SRGGB8,
- V4L2_PIX_FMT_SBGGR10,
- V4L2_PIX_FMT_SGBRG10,
- V4L2_PIX_FMT_SGRBG10,
- V4L2_PIX_FMT_SRGGB10,
- V4L2_PIX_FMT_SBGGR10ALAW8,
- V4L2_PIX_FMT_SGBRG10ALAW8,
- V4L2_PIX_FMT_SGRBG10ALAW8,
- V4L2_PIX_FMT_SRGGB10ALAW8,
- V4L2_PIX_FMT_SBGGR10DPCM8,
- V4L2_PIX_FMT_SGBRG10DPCM8,
- V4L2_PIX_FMT_SGRBG10DPCM8,
- V4L2_PIX_FMT_SRGGB10DPCM8,
- V4L2_PIX_FMT_SBGGR12,
- V4L2_PIX_FMT_SGBRG12,
- V4L2_PIX_FMT_SGRBG12,
- V4L2_PIX_FMT_SRGGB12,
-};
-
struct vimc_cap_device {
struct vimc_ent_device ved;
struct video_device vdev;
@@ -117,25 +91,29 @@ static int vimc_cap_try_fmt_vid_cap(struct file *file, void *priv,
struct v4l2_format *f)
{
struct v4l2_pix_format *format = &f->fmt.pix;
+ const struct vimc_pix_map *vpix;
format->width = clamp_t(u32, format->width, VIMC_FRAME_MIN_WIDTH,
VIMC_FRAME_MAX_WIDTH) & ~1;
format->height = clamp_t(u32, format->height, VIMC_FRAME_MIN_HEIGHT,
VIMC_FRAME_MAX_HEIGHT) & ~1;
- vimc_colorimetry_clamp(format);
+ /* Don't accept a pixelformat that is not on the table */
+ vpix = vimc_pix_map_by_pixelformat(format->pixelformat);
+ if (!vpix) {
+ format->pixelformat = fmt_default.pixelformat;
+ vpix = vimc_pix_map_by_pixelformat(format->pixelformat);
+ }
+ /* TODO: Add support for custom bytesperline values */
+ format->bytesperline = format->width * vpix->bpp;
+ format->sizeimage = format->bytesperline * format->height;
if (format->field == V4L2_FIELD_ANY)
format->field = fmt_default.field;
- /* TODO: Add support for custom bytesperline values */
-
- /* Don't accept a pixelformat that is not on the table */
- if (!v4l2_format_info(format->pixelformat))
- format->pixelformat = fmt_default.pixelformat;
+ vimc_colorimetry_clamp(format);
- return v4l2_fill_pixfmt(format, format->pixelformat,
- format->width, format->height);
+ return 0;
}
static int vimc_cap_s_fmt_vid_cap(struct file *file, void *priv,
@@ -174,31 +152,27 @@ static int vimc_cap_s_fmt_vid_cap(struct file *file, void *priv,
static int vimc_cap_enum_fmt_vid_cap(struct file *file, void *priv,
struct v4l2_fmtdesc *f)
{
- if (f->index >= ARRAY_SIZE(vimc_cap_supported_pixfmt))
+ const struct vimc_pix_map *vpix = vimc_pix_map_by_index(f->index);
+
+ if (!vpix)
return -EINVAL;
- f->pixelformat = vimc_cap_supported_pixfmt[f->index];
+ f->pixelformat = vpix->pixelformat;
return 0;
}
-static bool vimc_cap_is_pixfmt_supported(u32 pixelformat)
-{
- unsigned int i;
-
- for (i = 0; i < ARRAY_SIZE(vimc_cap_supported_pixfmt); i++)
- if (vimc_cap_supported_pixfmt[i] == pixelformat)
- return true;
- return false;
-}
-
static int vimc_cap_enum_framesizes(struct file *file, void *fh,
struct v4l2_frmsizeenum *fsize)
{
+ const struct vimc_pix_map *vpix;
+
if (fsize->index)
return -EINVAL;
- if (!vimc_cap_is_pixfmt_supported(fsize->pixel_format))
+ /* Only accept code in the pix map table */
+ vpix = vimc_pix_map_by_code(fsize->pixel_format);
+ if (!vpix)
return -EINVAL;
fsize->type = V4L2_FRMSIZE_TYPE_CONTINUOUS;
@@ -272,7 +246,6 @@ static int vimc_cap_start_streaming(struct vb2_queue *vq, unsigned int count)
return ret;
}
- vcap->stream.producer_pixfmt = vcap->format.pixelformat;
ret = vimc_streamer_s_stream(&vcap->stream, &vcap->ved, 1);
if (ret) {
media_pipeline_stop(entity);
@@ -423,6 +396,7 @@ static int vimc_cap_comp_bind(struct device *comp, struct device *master,
{
struct v4l2_device *v4l2_dev = master_data;
struct vimc_platform_data *pdata = comp->platform_data;
+ const struct vimc_pix_map *vpix;
struct vimc_cap_device *vcap;
struct video_device *vdev;
struct vb2_queue *q;
@@ -477,8 +451,10 @@ static int vimc_cap_comp_bind(struct device *comp, struct device *master,
/* Set default frame format */
vcap->format = fmt_default;
- v4l2_fill_pixfmt(&vcap->format, vcap->format.pixelformat,
- vcap->format.width, vcap->format.height);
+ vpix = vimc_pix_map_by_pixelformat(vcap->format.pixelformat);
+ vcap->format.bytesperline = vcap->format.width * vpix->bpp;
+ vcap->format.sizeimage = vcap->format.bytesperline *
+ vcap->format.height;
/* Fill the vimc_ent_device struct */
vcap->ved.ent = &vcap->vdev.entity;
OpenPOWER on IntegriCloud