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 <ay...@soulik.info>
---
drivers/gpu/drm/drm_fourcc.c | 1 +
include/uapi/drm/drm_fourcc.h | 8 ++++++++
2 files changed, 9 insertions(+)
diff --git a/drivers/gpu/drm/drm_fourcc.c b/drivers/gpu/drm/drm_fourcc.c
index f523948c82b1..76d3ce314f31 100644
--- a/drivers/gpu/drm/drm_fourcc.c
+++ b/drivers/gpu/drm/drm_fourcc.c
@@ -237,6 +237,7 @@ const struct drm_format_info *__drm_format_info(u32 format)
{ .format = DRM_FORMAT_X0L2, .depth = 0,
.num_planes = 1,
.char_per_block = { 8, 0, 0 }, .block_w = { 2, 0, 0 },
.block_h = { 2, 0, 0 },
.hsub = 2, .vsub = 2, .is_yuv = true },
+ { .format = DRM_FORMAT_NV12_10LE40, .depth = 0,
.num_planes = 2, .cpp = { 1, 2, 0 }, .hsub = 2, .vsub = 2 },
};
unsigned int i;
diff --git a/include/uapi/drm/drm_fourcc.h b/include/uapi/drm/drm_fourcc.h
index e7e48f1f4a74..5de5aff83d85 100644
--- a/include/uapi/drm/drm_fourcc.h
+++ b/include/uapi/drm/drm_fourcc.h
@@ -193,6 +193,14 @@ 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 */
+
/*
* 3 plane YCbCr
--
2.14.5
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