From: Mahesh Kumar <[email protected]>

Add support of recognizing DRM_FORMAT_NV12 from plane_format
register value.

v2: Added reviewed by tag from Mika Kahola

v3: Added reviewed by from Juha-Pekka Heikkila

v4: Rebased the series

Reviewed-by: Juha-Pekka Heikkila <[email protected]>
Reviewed-by: Mika Kahola <[email protected]>
Signed-off-by: Mahesh Kumar <[email protected]>
---
 drivers/gpu/drm/i915/intel_display.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/i915/intel_display.c 
b/drivers/gpu/drm/i915/intel_display.c
index 4c30c7c..5b694a6 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -2662,6 +2662,8 @@ static int skl_format_to_fourcc(int format, bool 
rgb_order, bool alpha)
        switch (format) {
        case PLANE_CTL_FORMAT_RGB_565:
                return DRM_FORMAT_RGB565;
+       case PLANE_CTL_FORMAT_NV12:
+               return DRM_FORMAT_NV12;
        default:
        case PLANE_CTL_FORMAT_XRGB_8888:
                if (rgb_order) {
-- 
2.7.4

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