diff mbox series

[v3,05/11] drm/fourcc: Add DRM_FORMAT_X403

Message ID 20250212-xilinx-formats-v3-5-90d0fe106995@ideasonboard.com (mailing list archive)
State New, archived
Headers show
Series drm: Add new pixel formats for Xilinx Zynqmp | expand

Commit Message

Tomi Valkeinen Feb. 12, 2025, 2:56 p.m. UTC 
Add X403, a 3 plane non-subsampled YCbCr format.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
---
 drivers/gpu/drm/drm_fourcc.c  | 4 ++++
 include/uapi/drm/drm_fourcc.h | 8 ++++++++
 2 files changed, 12 insertions(+)

Comments

Dmitry Baryshkov Feb. 17, 2025, 8:16 p.m. UTC | #1 
On Wed, Feb 12, 2025 at 04:56:09PM +0200, Tomi Valkeinen wrote:
> Add X403, a 3 plane non-subsampled YCbCr format.
> 
> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
> ---
>  drivers/gpu/drm/drm_fourcc.c  | 4 ++++
>  include/uapi/drm/drm_fourcc.h | 8 ++++++++
>  2 files changed, 12 insertions(+)
> 

Same comment: is there any other name for the format?
diff mbox series

Patch

diff --git a/drivers/gpu/drm/drm_fourcc.c b/drivers/gpu/drm/drm_fourcc.c
index 155482d9a409..cc7e1ef4ef21 100644
--- a/drivers/gpu/drm/drm_fourcc.c
+++ b/drivers/gpu/drm/drm_fourcc.c
@@ -359,6 +359,10 @@  const struct drm_format_info *__drm_format_info(u32 format)
 		  .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 e87349d46325..f936cac2aebc 100644
--- a/include/uapi/drm/drm_fourcc.h
+++ b/include/uapi/drm/drm_fourcc.h
@@ -385,6 +385,14 @@  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
  * index 0: Y plane, [7:0] Y