Hi Tomi, Thank you for the patch.
On Mon, Dec 01, 2025 at 02:18:47PM +0200, Tomi Valkeinen wrote: > Add X403, a 3 plane 10 bits per component non-subsampled YCbCr format. This makes me wish for a X509 format, for maximum confusion :-) > Reviewed-by: Dmitry Baryshkov <[email protected]> > Reviewed-by: Vishal Sagar <[email protected]> > Signed-off-by: Tomi Valkeinen <[email protected]> Reviewed-by: Laurent Pinchart <[email protected]> > --- > drivers/gpu/drm/drm_fourcc.c | 3 +++ > include/uapi/drm/drm_fourcc.h | 9 +++++++++ > 2 files changed, 12 insertions(+) > > diff --git a/drivers/gpu/drm/drm_fourcc.c b/drivers/gpu/drm/drm_fourcc.c > index 0d222f6c1a30..ab643dedd6d4 100644 > --- a/drivers/gpu/drm/drm_fourcc.c > +++ b/drivers/gpu/drm/drm_fourcc.c > @@ -391,6 +391,9 @@ const struct drm_format_info *__drm_format_info(u32 > format) > { .format = DRM_FORMAT_Y10_P32, .depth = 0, > .num_planes = 1, > .char_per_block = { 4, 0, 0 }, .block_w = { 3, 0, 0 }, > .block_h = { 1, 0, 0 }, > .hsub = 1, .vsub = 1, .is_yuv = true }, > + { .format = DRM_FORMAT_X403, .depth = 0, > .num_planes = 3, > + .char_per_block = { 4, 4, 4 }, .block_w = { 3, 3, 3 }, > .block_h = { 1, 1, 1 }, > + .hsub = 1, .vsub = 1, .is_yuv = true }, > }; > > unsigned int i; > diff --git a/include/uapi/drm/drm_fourcc.h b/include/uapi/drm/drm_fourcc.h > index 0fd99ae32a06..abe6af8b5ac4 100644 > --- a/include/uapi/drm/drm_fourcc.h > +++ b/include/uapi/drm/drm_fourcc.h > @@ -403,6 +403,15 @@ extern "C" { > */ > #define DRM_FORMAT_Q401 fourcc_code('Q', '4', '0', '1') > > +/* > + * 3 plane non-subsampled (444) YCbCr > + * 10 bpc, 30 bits per sample image data in a single contiguous buffer. > + * index 0: Y plane, [31:0] x:Y2:Y1:Y0 [2:10:10:10] little endian > + * index 1: Cb plane, [31:0] x:Cb2:Cb1:Cb0 [2:10:10:10] little endian > + * index 2: Cr plane, [31:0] x:Cr2:Cr1:Cr0 [2:10:10:10] little endian > + */ > +#define DRM_FORMAT_X403 fourcc_code('X', '4', '0', '3') > + > /* > * 3 plane YCbCr LSB aligned > * In order to use these formats in a similar fashion to MSB aligned ones > -- Regards, Laurent Pinchart
