[Intel-gfx] [PATCH 7/8] drm/i915: Add NV12 as supported format for sprite plane

[Vidya Srinivas]

From: Chandra Konduru <chandra.konduru at intel.com>

This patch adds NV12 to list of supported formats for sprite plane.

v2: Rebased (me)

Link: https://patchwork.kernel.org/patch/6426211/
Signed-off-by: Chandra Konduru <chandra.konduru at intel.com>
Signed-off-by: Nabendu Maiti <nabendu.bikash.maiti at intel.com>
Signed-off-by: Vidya Srinivas <vidya.srinivas at intel.com>
---
 drivers/gpu/drm/i915/intel_sprite.c | 24 +++++++++++++++++++++---
 1 file changed, 21 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c
index d4665d2..b90624b 100644
--- a/drivers/gpu/drm/i915/intel_sprite.c
+++ b/drivers/gpu/drm/i915/intel_sprite.c
@@ -1080,6 +1080,19 @@ int intel_sprite_set_colorkey(struct drm_device *dev, void *data,
 	DRM_FORMAT_VYUY,
 };
 
+static uint32_t skl_plane_formats_with_nv12[] = {
+	DRM_FORMAT_RGB565,
+	DRM_FORMAT_ABGR8888,
+	DRM_FORMAT_ARGB8888,
+	DRM_FORMAT_XBGR8888,
+	DRM_FORMAT_XRGB8888,
+	DRM_FORMAT_YUYV,
+	DRM_FORMAT_YVYU,
+	DRM_FORMAT_UYVY,
+	DRM_FORMAT_VYUY,
+	DRM_FORMAT_NV12,
+};
+
 struct intel_plane *
 intel_sprite_plane_create(struct drm_i915_private *dev_priv,
 			  enum pipe pipe, int plane)
@@ -1111,9 +1124,14 @@ struct intel_plane *
 
 		intel_plane->update_plane = skl_update_plane;
 		intel_plane->disable_plane = skl_disable_plane;
-
-		plane_formats = skl_plane_formats;
-		num_plane_formats = ARRAY_SIZE(skl_plane_formats);
+		if ((pipe == PIPE_A || pipe == PIPE_B) && (plane == 0)) {
+			plane_formats = skl_plane_formats_with_nv12;
+			num_plane_formats =
+				ARRAY_SIZE(skl_plane_formats_with_nv12);
+		} else {
+			plane_formats = skl_plane_formats;
+			num_plane_formats = ARRAY_SIZE(skl_plane_formats);
+		}
 	} else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) {
 		intel_plane->can_scale = false;
 		intel_plane->max_downscale = 1;
-- 
1.9.1