redonkable
/
alistair23-linux
1
0
Fork 0
Code Releases Activity

drm/fourcc: add a 10bits fully packed variant of NV12 

This pixel format is a fully packed and 10bits variant of NV12.
A luma pixel would take 10bits in memory, without any
filled bits between pixels in a stride.

Signed-off-by: Randy Li <ayaka@soulik.info>
Signed-off-by: Laurentiu Palcu <laurentiu.palcu@nxp.com>
5.4-rM2-2.2.x-imx-squashed
Randy Li 2019-01-10 03:57:10 +08:00 committed by Dong Aisheng
parent a5686e011e
commit c779d1746c
2 changed files with 11 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/gpu/drm/drm_fourcc.c
View File

@ -261,6 +261,9 @@ const struct drm_format_info *__drm_format_info(u32 format)
{ .format = DRM_FORMAT_P016, .depth = 0, .num_planes = 2,
.char_per_block = { 2, 4, 0 }, .block_w = { 1, 0, 0 }, .block_h = { 1, 0, 0 },
.hsub = 2, .vsub = 2, .is_yuv = true},
{ .format = DRM_FORMAT_NV12_10LE40, .depth = 0, .num_planes = 2,
.char_per_block = { 5, 5, 0 }, .block_w = { 4, 2, 0 }, .block_h = { 1, 1, 0 },
.hsub = 2, .vsub = 2, .is_yuv = true },
{ .format = DRM_FORMAT_P210, .depth = 0,
.num_planes = 2, .char_per_block = { 2, 4, 0 },
.block_w = { 1, 0, 0 }, .block_h = { 1, 0, 0 }, .hsub = 2,

8
include/uapi/drm/drm_fourcc.h
View File

@ -236,6 +236,14 @@ extern "C" {
#define DRM_FORMAT_NV61 fourcc_code('N', 'V', '6', '1') /* 2x1 subsampled Cb:Cr plane */
#define DRM_FORMAT_NV24 fourcc_code('N', 'V', '2', '4') /* non-subsampled Cr:Cb plane */
#define DRM_FORMAT_NV42 fourcc_code('N', 'V', '4', '2') /* non-subsampled Cb:Cr plane */
/*
* A fully packed 2 plane YCbCr
* Y1 0-9, Y2 10-19, Y3 20-29, Y4 20-39
* ....
* U1V1: 0-19, U2V2: 20-39
*/
#define DRM_FORMAT_NV12_10LE40 fourcc_code('R', 'K', '2', '0') /* 2x2 subsampled Cr:Cb plane */
/*
* 2 plane YCbCr MSB aligned