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path: root/drivers/media/v4l2-core/v4l2-common.c
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Diffstat (limited to 'drivers/media/v4l2-core/v4l2-common.c')
-rw-r--r--drivers/media/v4l2-core/v4l2-common.c139
1 files changed, 91 insertions, 48 deletions
diff --git a/drivers/media/v4l2-core/v4l2-common.c b/drivers/media/v4l2-core/v4l2-common.c
index e4b2de3833ee..6e585bc76367 100644
--- a/drivers/media/v4l2-core/v4l2-common.c
+++ b/drivers/media/v4l2-core/v4l2-common.c
@@ -154,13 +154,18 @@ void v4l_bound_align_image(u32 *w, unsigned int wmin, unsigned int wmax,
EXPORT_SYMBOL_GPL(v4l_bound_align_image);
const void *
-__v4l2_find_nearest_size(const void *array, size_t array_size,
- size_t entry_size, size_t width_offset,
- size_t height_offset, s32 width, s32 height)
+__v4l2_find_nearest_size_conditional(const void *array, size_t array_size,
+ size_t entry_size, size_t width_offset,
+ size_t height_offset, s32 width,
+ s32 height,
+ bool (*func)(const void *array,
+ size_t index,
+ const void *context),
+ const void *context)
{
u32 error, min_error = U32_MAX;
const void *best = NULL;
- unsigned int i;
+ size_t i;
if (!array)
return NULL;
@@ -169,6 +174,9 @@ __v4l2_find_nearest_size(const void *array, size_t array_size,
const u32 *entry_width = array + width_offset;
const u32 *entry_height = array + height_offset;
+ if (func && !func(array, i, context))
+ continue;
+
error = abs(*entry_width - width) + abs(*entry_height - height);
if (error > min_error)
continue;
@@ -181,7 +189,7 @@ __v4l2_find_nearest_size(const void *array, size_t array_size,
return best;
}
-EXPORT_SYMBOL_GPL(__v4l2_find_nearest_size);
+EXPORT_SYMBOL_GPL(__v4l2_find_nearest_size_conditional);
int v4l2_g_parm_cap(struct video_device *vdev,
struct v4l2_subdev *sd, struct v4l2_streamparm *a)
@@ -250,6 +258,7 @@ const struct v4l2_format_info *v4l2_format_info(u32 format)
{ .format = V4L2_PIX_FMT_ABGR32, .pixel_enc = V4L2_PIXEL_ENC_RGB, .mem_planes = 1, .comp_planes = 1, .bpp = { 4, 0, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
{ .format = V4L2_PIX_FMT_BGRA32, .pixel_enc = V4L2_PIXEL_ENC_RGB, .mem_planes = 1, .comp_planes = 1, .bpp = { 4, 0, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
{ .format = V4L2_PIX_FMT_RGB565, .pixel_enc = V4L2_PIXEL_ENC_RGB, .mem_planes = 1, .comp_planes = 1, .bpp = { 2, 0, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
+ { .format = V4L2_PIX_FMT_RGB565X, .pixel_enc = V4L2_PIXEL_ENC_RGB, .mem_planes = 1, .comp_planes = 1, .bpp = { 2, 0, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
{ .format = V4L2_PIX_FMT_RGB555, .pixel_enc = V4L2_PIXEL_ENC_RGB, .mem_planes = 1, .comp_planes = 1, .bpp = { 2, 0, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
{ .format = V4L2_PIX_FMT_BGR666, .pixel_enc = V4L2_PIXEL_ENC_RGB, .mem_planes = 1, .comp_planes = 1, .bpp = { 4, 0, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
{ .format = V4L2_PIX_FMT_BGR48_12, .pixel_enc = V4L2_PIXEL_ENC_RGB, .mem_planes = 1, .comp_planes = 1, .bpp = { 6, 0, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
@@ -277,8 +286,10 @@ const struct v4l2_format_info *v4l2_format_info(u32 format)
/* YUV planar formats */
{ .format = V4L2_PIX_FMT_NV12, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 1, .comp_planes = 2, .bpp = { 1, 2, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 2, .vdiv = 2 },
{ .format = V4L2_PIX_FMT_NV21, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 1, .comp_planes = 2, .bpp = { 1, 2, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 2, .vdiv = 2 },
+ { .format = V4L2_PIX_FMT_NV15, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 1, .comp_planes = 2, .bpp = { 5, 10, 0, 0 }, .bpp_div = { 4, 4, 1, 1 }, .hdiv = 2, .vdiv = 2 },
{ .format = V4L2_PIX_FMT_NV16, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 1, .comp_planes = 2, .bpp = { 1, 2, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 2, .vdiv = 1 },
{ .format = V4L2_PIX_FMT_NV61, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 1, .comp_planes = 2, .bpp = { 1, 2, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 2, .vdiv = 1 },
+ { .format = V4L2_PIX_FMT_NV20, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 1, .comp_planes = 2, .bpp = { 5, 10, 0, 0 }, .bpp_div = { 4, 4, 1, 1 }, .hdiv = 2, .vdiv = 1 },
{ .format = V4L2_PIX_FMT_NV24, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 1, .comp_planes = 2, .bpp = { 1, 2, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
{ .format = V4L2_PIX_FMT_NV42, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 1, .comp_planes = 2, .bpp = { 1, 2, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
{ .format = V4L2_PIX_FMT_P010, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 1, .comp_planes = 2, .bpp = { 2, 2, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 2, .vdiv = 1 },
@@ -312,6 +323,12 @@ const struct v4l2_format_info *v4l2_format_info(u32 format)
{ .format = V4L2_PIX_FMT_NV61M, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 2, .comp_planes = 2, .bpp = { 1, 2, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 2, .vdiv = 1 },
{ .format = V4L2_PIX_FMT_P012M, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 2, .comp_planes = 2, .bpp = { 2, 4, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 2, .vdiv = 2 },
+ /* Tiled YUV formats, non contiguous variant */
+ { .format = V4L2_PIX_FMT_NV12MT, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 2, .comp_planes = 2, .bpp = { 1, 2, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 2, .vdiv = 2,
+ .block_w = { 64, 32, 0, 0 }, .block_h = { 32, 16, 0, 0 }},
+ { .format = V4L2_PIX_FMT_NV12MT_16X16, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 2, .comp_planes = 2, .bpp = { 1, 2, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 2, .vdiv = 2,
+ .block_w = { 16, 8, 0, 0 }, .block_h = { 16, 8, 0, 0 }},
+
/* Bayer RGB formats */
{ .format = V4L2_PIX_FMT_SBGGR8, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 1, 0, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
{ .format = V4L2_PIX_FMT_SGBRG8, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 1, 0, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
@@ -321,6 +338,10 @@ const struct v4l2_format_info *v4l2_format_info(u32 format)
{ .format = V4L2_PIX_FMT_SGBRG10, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 2, 0, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
{ .format = V4L2_PIX_FMT_SGRBG10, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 2, 0, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
{ .format = V4L2_PIX_FMT_SRGGB10, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 2, 0, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
+ { .format = V4L2_PIX_FMT_SBGGR10P, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 5, 0, 0, 0 }, .bpp_div = { 4, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
+ { .format = V4L2_PIX_FMT_SGBRG10P, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 5, 0, 0, 0 }, .bpp_div = { 4, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
+ { .format = V4L2_PIX_FMT_SGRBG10P, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 5, 0, 0, 0 }, .bpp_div = { 4, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
+ { .format = V4L2_PIX_FMT_SRGGB10P, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 5, 0, 0, 0 }, .bpp_div = { 4, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
{ .format = V4L2_PIX_FMT_SBGGR10ALAW8, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 1, 0, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
{ .format = V4L2_PIX_FMT_SGBRG10ALAW8, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 1, 0, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
{ .format = V4L2_PIX_FMT_SGRBG10ALAW8, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 1, 0, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
@@ -333,6 +354,28 @@ const struct v4l2_format_info *v4l2_format_info(u32 format)
{ .format = V4L2_PIX_FMT_SGBRG12, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 2, 0, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
{ .format = V4L2_PIX_FMT_SGRBG12, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 2, 0, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
{ .format = V4L2_PIX_FMT_SRGGB12, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 2, 0, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
+ { .format = V4L2_PIX_FMT_SBGGR12P, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 3, 0, 0, 0 }, .bpp_div = { 2, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
+ { .format = V4L2_PIX_FMT_SGBRG12P, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 3, 0, 0, 0 }, .bpp_div = { 2, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
+ { .format = V4L2_PIX_FMT_SGRBG12P, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 3, 0, 0, 0 }, .bpp_div = { 2, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
+ { .format = V4L2_PIX_FMT_SRGGB12P, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 3, 0, 0, 0 }, .bpp_div = { 2, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
+ { .format = V4L2_PIX_FMT_SBGGR14, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 2, 0, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
+ { .format = V4L2_PIX_FMT_SGBRG14, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 2, 0, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
+ { .format = V4L2_PIX_FMT_SGRBG14, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 2, 0, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
+ { .format = V4L2_PIX_FMT_SRGGB14, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 2, 0, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
+ { .format = V4L2_PIX_FMT_SBGGR14P, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 7, 0, 0, 0 }, .bpp_div = { 4, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
+ { .format = V4L2_PIX_FMT_SGBRG14P, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 7, 0, 0, 0 }, .bpp_div = { 4, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
+ { .format = V4L2_PIX_FMT_SGRBG14P, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 7, 0, 0, 0 }, .bpp_div = { 4, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
+ { .format = V4L2_PIX_FMT_SRGGB14P, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 7, 0, 0, 0 }, .bpp_div = { 4, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
+ { .format = V4L2_PIX_FMT_SBGGR16, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 2, 0, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
+ { .format = V4L2_PIX_FMT_SGBRG16, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 2, 0, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
+ { .format = V4L2_PIX_FMT_SGRBG16, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 2, 0, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
+ { .format = V4L2_PIX_FMT_SRGGB16, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 2, 0, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
+
+ /* Renesas Camera Data Receiver Unit formats, bayer order agnostic */
+ { .format = V4L2_PIX_FMT_RAW_CRU10, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 8, 0, 0, 0 }, .bpp_div = { 6, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
+ { .format = V4L2_PIX_FMT_RAW_CRU12, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 8, 0, 0, 0 }, .bpp_div = { 5, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
+ { .format = V4L2_PIX_FMT_RAW_CRU14, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 8, 0, 0, 0 }, .bpp_div = { 4, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
+ { .format = V4L2_PIX_FMT_RAW_CRU20, .pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 8, 0, 0, 0 }, .bpp_div = { 3, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
};
unsigned int i;
@@ -357,6 +400,34 @@ static inline unsigned int v4l2_format_block_height(const struct v4l2_format_inf
return info->block_h[plane];
}
+static inline unsigned int v4l2_format_plane_stride(const struct v4l2_format_info *info, int plane,
+ unsigned int width)
+{
+ unsigned int hdiv = plane ? info->hdiv : 1;
+ unsigned int aligned_width =
+ ALIGN(width, v4l2_format_block_width(info, plane));
+
+ return DIV_ROUND_UP(aligned_width, hdiv) *
+ info->bpp[plane] / info->bpp_div[plane];
+}
+
+static inline unsigned int v4l2_format_plane_height(const struct v4l2_format_info *info, int plane,
+ unsigned int height)
+{
+ unsigned int vdiv = plane ? info->vdiv : 1;
+ unsigned int aligned_height =
+ ALIGN(height, v4l2_format_block_height(info, plane));
+
+ return DIV_ROUND_UP(aligned_height, vdiv);
+}
+
+static inline unsigned int v4l2_format_plane_size(const struct v4l2_format_info *info, int plane,
+ unsigned int width, unsigned int height)
+{
+ return v4l2_format_plane_stride(info, plane, width) *
+ v4l2_format_plane_height(info, plane, height);
+}
+
void v4l2_apply_frmsize_constraints(u32 *width, u32 *height,
const struct v4l2_frmsize_stepwise *frmsize)
{
@@ -392,37 +463,19 @@ int v4l2_fill_pixfmt_mp(struct v4l2_pix_format_mplane *pixfmt,
if (info->mem_planes == 1) {
plane = &pixfmt->plane_fmt[0];
- plane->bytesperline = ALIGN(width, v4l2_format_block_width(info, 0)) * info->bpp[0] / info->bpp_div[0];
+ plane->bytesperline = v4l2_format_plane_stride(info, 0, width);
plane->sizeimage = 0;
- for (i = 0; i < info->comp_planes; i++) {
- unsigned int hdiv = (i == 0) ? 1 : info->hdiv;
- unsigned int vdiv = (i == 0) ? 1 : info->vdiv;
- unsigned int aligned_width;
- unsigned int aligned_height;
-
- aligned_width = ALIGN(width, v4l2_format_block_width(info, i));
- aligned_height = ALIGN(height, v4l2_format_block_height(info, i));
-
- plane->sizeimage += info->bpp[i] *
- DIV_ROUND_UP(aligned_width, hdiv) *
- DIV_ROUND_UP(aligned_height, vdiv) / info->bpp_div[i];
- }
+ for (i = 0; i < info->comp_planes; i++)
+ plane->sizeimage +=
+ v4l2_format_plane_size(info, i, width, height);
} else {
for (i = 0; i < info->comp_planes; i++) {
- unsigned int hdiv = (i == 0) ? 1 : info->hdiv;
- unsigned int vdiv = (i == 0) ? 1 : info->vdiv;
- unsigned int aligned_width;
- unsigned int aligned_height;
-
- aligned_width = ALIGN(width, v4l2_format_block_width(info, i));
- aligned_height = ALIGN(height, v4l2_format_block_height(info, i));
-
plane = &pixfmt->plane_fmt[i];
plane->bytesperline =
- info->bpp[i] * DIV_ROUND_UP(aligned_width, hdiv) / info->bpp_div[i];
- plane->sizeimage =
- plane->bytesperline * DIV_ROUND_UP(aligned_height, vdiv);
+ v4l2_format_plane_stride(info, i, width);
+ plane->sizeimage = plane->bytesperline *
+ v4l2_format_plane_height(info, i, height);
}
}
return 0;
@@ -446,22 +499,12 @@ int v4l2_fill_pixfmt(struct v4l2_pix_format *pixfmt, u32 pixelformat,
pixfmt->width = width;
pixfmt->height = height;
pixfmt->pixelformat = pixelformat;
- pixfmt->bytesperline = ALIGN(width, v4l2_format_block_width(info, 0)) * info->bpp[0] / info->bpp_div[0];
+ pixfmt->bytesperline = v4l2_format_plane_stride(info, 0, width);
pixfmt->sizeimage = 0;
- for (i = 0; i < info->comp_planes; i++) {
- unsigned int hdiv = (i == 0) ? 1 : info->hdiv;
- unsigned int vdiv = (i == 0) ? 1 : info->vdiv;
- unsigned int aligned_width;
- unsigned int aligned_height;
-
- aligned_width = ALIGN(width, v4l2_format_block_width(info, i));
- aligned_height = ALIGN(height, v4l2_format_block_height(info, i));
-
- pixfmt->sizeimage += info->bpp[i] *
- DIV_ROUND_UP(aligned_width, hdiv) *
- DIV_ROUND_UP(aligned_height, vdiv) / info->bpp_div[i];
- }
+ for (i = 0; i < info->comp_planes; i++)
+ pixfmt->sizeimage +=
+ v4l2_format_plane_size(info, i, width, height);
return 0;
}
EXPORT_SYMBOL_GPL(v4l2_fill_pixfmt);
@@ -494,10 +537,10 @@ s64 __v4l2_get_link_freq_ctrl(struct v4l2_ctrl_handler *handler,
freq = div_u64(v4l2_ctrl_g_ctrl_int64(ctrl) * mul, div);
- pr_warn("%s: Link frequency estimated using pixel rate: result might be inaccurate\n",
- __func__);
- pr_warn("%s: Consider implementing support for V4L2_CID_LINK_FREQ in the transmitter driver\n",
- __func__);
+ pr_warn_once("%s: Link frequency estimated using pixel rate: result might be inaccurate\n",
+ __func__);
+ pr_warn_once("%s: Consider implementing support for V4L2_CID_LINK_FREQ in the transmitter driver\n",
+ __func__);
}
return freq > 0 ? freq : -EINVAL;
generated by cgit v1.2.3 (git 2.39.0) at 2025-08-11 16:30:52 +0300