[PATCH 04/10] drm/fourcc: Add DRM_FORMAT_Y10_LE32

From: Tomi Valkeinen
Date: Wed Dec 04 2024 - 04:32:27 EST


Add Y10_LE32, a 10 bit greyscale format, with 3 pixels packed into
32-bit container.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@xxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/drm_fourcc.c | 4 ++++
include/uapi/drm/drm_fourcc.h | 1 +
2 files changed, 5 insertions(+)

diff --git a/drivers/gpu/drm/drm_fourcc.c b/drivers/gpu/drm/drm_fourcc.c
index d721d9fdbe98..6048e0a191dc 100644
--- a/drivers/gpu/drm/drm_fourcc.c
+++ b/drivers/gpu/drm/drm_fourcc.c
@@ -327,6 +327,10 @@ const struct drm_format_info *__drm_format_info(u32 format)
.num_planes = 2, .char_per_block = { 4, 8, 0 },
.block_w = { 3, 3, 0 }, .block_h = { 1, 1, 0 }, .hsub = 2,
.vsub = 1, .is_yuv = true },
+ { .format = DRM_FORMAT_Y10_LE32, .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 },
};

unsigned int i;
diff --git a/include/uapi/drm/drm_fourcc.h b/include/uapi/drm/drm_fourcc.h
index f79ee3b93f09..82f255eb3d1b 100644
--- a/include/uapi/drm/drm_fourcc.h
+++ b/include/uapi/drm/drm_fourcc.h
@@ -408,6 +408,7 @@ extern "C" {
/* Greyscale formats */

#define DRM_FORMAT_Y8 fourcc_code('G', 'R', 'E', 'Y') /* 8-bit Y-only */
+#define DRM_FORMAT_Y10_LE32 fourcc_code('Y', '1', '0', 'P') /* [31:0] x:Y2:Y1:Y0 2:10:10:10 little endian */

/*
* Format Modifiers:

--
2.43.0