[PATCH 13/15] drm/i915: Add NV12 as supported format for primary plane

[Vidya Srinivas <vidya.srinivas@intel.com>]

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

This patch adds NV12 to list of supported formats for
primary plane

v2: Rebased (Chandra Konduru)

v3: Rebased (me)

v4: Review comments by Ville addressed
Removed the skl_primary_formats_with_nv12 and
added NV12 case in existing skl_primary_formats

v5: Rebased (me)

v6: Missed the Tested-by/Reviewed-by in the previous series
Adding the same to commit message in this version.

v7: Review comments by Ville addressed
	Restricting the NV12 for BXT and on PIPE A and B
Rebased (me)

v8: Rebased (me)
Modified restricting the NV12 support for both BXT and KBL.

v9: Rebased (me)

Tested-by: Clinton Taylor <clinton.a.taylor@intel.com>
Reviewed-by: Clinton Taylor <clinton.a.taylor@intel.com>
Signed-off-by: Chandra Konduru <chandra.konduru@intel.com>
Signed-off-by: Nabendu Maiti <nabendu.bikash.maiti@intel.com>
Signed-off-by: Vidya Srinivas <vidya.srinivas@intel.com>
---
 drivers/gpu/drm/i915/intel_display.c | 26 ++++++++++++++++++++++++--
 1 file changed, 24 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index d05890b..4b92e41 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -106,6 +106,22 @@ static const uint64_t skl_format_modifiers_ccs[] = {
 	DRM_FORMAT_MOD_INVALID
 };
 
+static const uint32_t nv12_primary_formats[] = {
+	DRM_FORMAT_C8,
+	DRM_FORMAT_RGB565,
+	DRM_FORMAT_XRGB8888,
+	DRM_FORMAT_XBGR8888,
+	DRM_FORMAT_ARGB8888,
+	DRM_FORMAT_ABGR8888,
+	DRM_FORMAT_XRGB2101010,
+	DRM_FORMAT_XBGR2101010,
+	DRM_FORMAT_YUYV,
+	DRM_FORMAT_YVYU,
+	DRM_FORMAT_UYVY,
+	DRM_FORMAT_VYUY,
+	DRM_FORMAT_NV12,
+};
+
 /* Cursor formats */
 static const uint32_t intel_cursor_formats[] = {
 	DRM_FORMAT_ARGB8888,
@@ -13180,8 +13196,14 @@ intel_primary_plane_create(struct drm_i915_private *dev_priv, enum pipe pipe)
 		primary->disable_plane = skl_disable_plane;
 		primary->get_hw_state = skl_plane_get_hw_state;
 	} else if (INTEL_GEN(dev_priv) >= 9) {
-		intel_primary_formats = skl_primary_formats;
-		num_formats = ARRAY_SIZE(skl_primary_formats);
+		if ((IS_BROXTON(dev_priv) || IS_KABYLAKE(dev_priv)) &&
+			((pipe == PIPE_A || pipe == PIPE_B))) {
+			intel_primary_formats = nv12_primary_formats;
+			num_formats = ARRAY_SIZE(nv12_primary_formats);
+		} else {
+			intel_primary_formats = skl_primary_formats;
+			num_formats = ARRAY_SIZE(skl_primary_formats);
+		}
 		if (pipe < PIPE_C)
 			modifiers = skl_format_modifiers_ccs;
 		else
-- 
2.7.4

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