[RFC,v3,6/6] drm: fourcc: Add new formats needed by Xilinx IP

Commit Message

Hyun Kwon Feb. 10, 2018, 1:35 a.m. UTC

This adds packed YUV and grey scale format fourccs.

Signed-off-by: Hyun Kwon <[e-mail]>

---
v3
- Update entries for changes
- Squash fourcc patch into this
- Note these don't have any reference in mainline
v2
- Split from the previous patch
---
---
 drivers/gpu/drm/drm_fourcc.c  | 5 +++++
 include/uapi/drm/drm_fourcc.h | 7 +++++++
 2 files changed, 12 insertions(+)

Patch

diff --git a/drivers/gpu/drm/drm_fourcc.c b/drivers/gpu/drm/drm_fourcc.c
index 36bff7a..cf35251 100644
--- a/drivers/gpu/drm/drm_fourcc.c
+++ b/drivers/gpu/drm/drm_fourcc.c
@@ -175,6 +175,11 @@  const struct drm_format_info *__drm_format_info(u32 format)
 		{ .format = DRM_FORMAT_UYVY,		.depth = 0,  .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 2, .vsub = 1 },
 		{ .format = DRM_FORMAT_VYUY,		.depth = 0,  .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 2, .vsub = 1 },
 		{ .format = DRM_FORMAT_AYUV,		.depth = 0,  .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1 },
+		{ .format = DRM_FORMAT_VUY888,		.depth = 0,  .num_planes = 1, .cpp = { 3, 0, 0 }, .hsub = 1, .vsub = 1 },
+		{ .format = DRM_FORMAT_XVUY8888,	.depth = 0,  .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1 },
+		{ .format = DRM_FORMAT_XVUY2101010,	.depth = 0,  .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1 },
+		{ .format = DRM_FORMAT_Y8,		.depth = 0,  .num_planes = 1, .cpp = { 1, 0, 0 }, .hsub = 1, .vsub = 1 },
+		{ .format = DRM_FORMAT_Y10,		.depth = 0,  .num_planes = 1, .pixels_per_macropixel =  { 3, 0, 0 }, .bytes_per_macropixel = { 4, 0, 0 }, .hsub = 1, .vsub = 1 },
 	};
 
 	unsigned int i;
diff --git a/include/uapi/drm/drm_fourcc.h b/include/uapi/drm/drm_fourcc.h
index 6ac5282..7014a3d 100644
--- a/include/uapi/drm/drm_fourcc.h
+++ b/include/uapi/drm/drm_fourcc.h
@@ -112,6 +112,13 @@  extern "C" {
 #define DRM_FORMAT_VYUY		fourcc_code('V', 'Y', 'U', 'Y') /* [31:0] Y1:Cb0:Y0:Cr0 8:8:8:8 little endian */
 
 #define DRM_FORMAT_AYUV		fourcc_code('A', 'Y', 'U', 'V') /* [31:0] A:Y:Cb:Cr 8:8:8:8 little endian */
+#define DRM_FORMAT_VUY888	fourcc_code('V', 'U', '2', '4') /* [23:0] Cr:Cb:Y 8:8:8 little endian */
+#define DRM_FORMAT_XVUY8888	fourcc_code('X', 'V', '2', '4') /* [31:0] x:Cr:Cb:Y 8:8:8:8 little endian */
+#define DRM_FORMAT_XVUY2101010	fourcc_code('X', 'Y', '3', '0') /* [31:0] x:Cr:Cb:Y 2:10:10:10 little endian */
+
+/* Grey scale */
+#define DRM_FORMAT_Y8		fourcc_code('G', 'R', 'E', 'Y') /* 8  Greyscale	*/
+#define DRM_FORMAT_Y10		fourcc_code('Y', '1', '0', ' ') /* 10 Greyscale */
 
 /*
  * 2 plane RGB + A