From: Paul Kocialkowski Date: Fri, 18 Jan 2019 14:51:13 +0000 (+0100) Subject: drm/sun4i: backend: Use explicit fourcc helpers for packed YUV422 check X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=0fff724a33917ac581b5825375d0b57affedee76;p=openwrt%2Fstaging%2Fblogic.git 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 Acked-by: Maxime Ripard Signed-off-by: Maxime Ripard Link: https://patchwork.freedesktop.org/patch/msgid/20190118145133.21281-4-paul.kocialkowski@bootlin.com --- 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);