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authorPaul Kocialkowski <paul.kocialkowski@bootlin.com>2019-01-18 15:51:13 +0100
committerMaxime Ripard <maxime.ripard@bootlin.com>2019-01-18 19:00:29 +0100
commit0fff724a33917ac581b5825375d0b57affedee76 (patch)
tree9b4df291e2f62c84e3882ab570e7354e2df7e97b /drivers/gpu/drm/sun4i/sun4i_backend.c
parenta211e56e947c8dbf37e1682f278bcfe8b20129c4 (diff)
downloadlinux-0fff724a33917ac581b5825375d0b57affedee76.tar.gz
drm/sun4i: backend: Use explicit fourcc helpers for packed YUV422 check
Checking for the number of planes is not sufficient to en ensure that
the format is a packed YUV422.

Use explicit fourcc helpers for the check instead.

Signed-off-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com>
Acked-by: Maxime Ripard <maxime.ripard@bootlin.com>
Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190118145133.21281-4-paul.kocialkowski@bootlin.com
Diffstat (limited to 'drivers/gpu/drm/sun4i/sun4i_backend.c')
-rw-r--r--drivers/gpu/drm/sun4i/sun4i_backend.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/sun4i/sun4i_backend.c b/drivers/gpu/drm/sun4i/sun4i_backend.c
index 9e9255ee59cd..bbadc2ab9f4d 100644
--- a/drivers/gpu/drm/sun4i/sun4i_backend.c
+++ b/drivers/gpu/drm/sun4i/sun4i_backend.c
@@ -245,7 +245,8 @@ static int sun4i_backend_update_yuv_format(struct sun4i_backend *backend,
 			   SUN4I_BACKEND_ATTCTL_REG0_LAY_YUVEN);
 
 	/* TODO: Add support for the multi-planar YUV formats */
-	if (format->num_planes == 1)
+	if (drm_format_info_is_yuv_packed(format) &&
+	    drm_format_info_is_yuv_sampling_422(format))
 		val |= SUN4I_BACKEND_IYUVCTL_FBFMT_PACKED_YUV422;
 	else
 		DRM_DEBUG_DRIVER("Unsupported YUV format (0x%x)\n", fmt);