[Intel-gfx] [PATCH v1] drm/i915: Adding YUV444 packed format(DRM_FORMAT_AYUV) support.

[StanLis]

From: Stanislav Lisovskiy <stanislav.lisovskiy at intel.com>

---
 drivers/gpu/drm/i915/intel_display.c | 8 ++++++++
 drivers/gpu/drm/i915/intel_sprite.c  | 3 +++
 2 files changed, 11 insertions(+)

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 56818a45181c..4bc702193c88 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -86,6 +86,7 @@ static const uint32_t skl_primary_formats[] = {
 	DRM_FORMAT_YVYU,
 	DRM_FORMAT_UYVY,
 	DRM_FORMAT_VYUY,
+	DRM_FORMAT_AYUV,
 };
 
 static const uint32_t skl_pri_planar_formats[] = {
@@ -102,6 +103,7 @@ static const uint32_t skl_pri_planar_formats[] = {
 	DRM_FORMAT_UYVY,
 	DRM_FORMAT_VYUY,
 	DRM_FORMAT_NV12,
+	DRM_FORMAT_AYUV,
 };
 
 static const uint64_t skl_format_modifiers_noccs[] = {
@@ -2446,6 +2448,7 @@ static const struct drm_format_info ccs_formats[] = {
 	{ .format = DRM_FORMAT_ABGR8888, .depth = 32, .num_planes = 2, .cpp = { 4, 1, }, .hsub = 8, .vsub = 16, },
 };
 
+
 static const struct drm_format_info *
 lookup_format_info(const struct drm_format_info formats[],
 		   int num_formats, u32 format)
@@ -3497,6 +3500,8 @@ static u32 skl_plane_ctl_format(uint32_t pixel_format)
 		return PLANE_CTL_FORMAT_XRGB_2101010;
 	case DRM_FORMAT_XBGR2101010:
 		return PLANE_CTL_ORDER_RGBX | PLANE_CTL_FORMAT_XRGB_2101010;
+	case DRM_FORMAT_AYUV:
+		return PLANE_CTL_FORMAT_AYUV;
 	case DRM_FORMAT_YUYV:
 		return PLANE_CTL_FORMAT_YUV422 | PLANE_CTL_YUV422_YUYV;
 	case DRM_FORMAT_YVYU:
@@ -13396,6 +13401,8 @@ static bool skl_plane_format_mod_supported(struct drm_plane *_plane,
 		    modifier == I915_FORMAT_MOD_Y_TILED)
 			return true;
 		/* fall through */
+	case DRM_FORMAT_AYUV:
+		return true;
 	default:
 		return false;
 	}
@@ -14510,6 +14517,7 @@ static int intel_framebuffer_init(struct intel_framebuffer *intel_fb,
 			goto err;
 		}
 		break;
+	case DRM_FORMAT_AYUV:
 	case DRM_FORMAT_YUYV:
 	case DRM_FORMAT_UYVY:
 	case DRM_FORMAT_YVYU:
diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c
index 344c0e709b19..1bc446987720 100644
--- a/drivers/gpu/drm/i915/intel_sprite.c
+++ b/drivers/gpu/drm/i915/intel_sprite.c
@@ -585,6 +585,7 @@ vlv_update_plane(struct intel_plane *plane,
 	I915_WRITE_FW(SPCONSTALPHA(pipe, plane_id), 0);
 
 	I915_WRITE_FW(SPSIZE(pipe, plane_id), (crtc_h << 16) | crtc_w);
+
 	I915_WRITE_FW(SPCNTR(pipe, plane_id), sprctl);
 	I915_WRITE_FW(SPSURF(pipe, plane_id),
 		      intel_plane_ggtt_offset(plane_state) + sprsurf_offset);
@@ -1423,6 +1424,8 @@ static bool skl_plane_format_mod_supported(struct drm_plane *_plane,
 	case DRM_FORMAT_NV12:
 		if (modifier == I915_FORMAT_MOD_Yf_TILED)
 			return true;
+	case DRM_FORMAT_AYUV:
+		return true;
 		/* fall through */
 	case DRM_FORMAT_C8:
 		if (modifier == DRM_FORMAT_MOD_LINEAR ||
-- 
2.17.0