From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paul Kocialkowski Subject: [PATCH v4 03/22] drm/sun4i: backend: Use explicit fourcc helpers for packed YUV422 check Date: Wed, 5 Dec 2018 09:36:44 +0100 Message-ID: <20181205083703.21488-4-paul.kocialkowski@bootlin.com> References: <20181205083703.21488-1-paul.kocialkowski@bootlin.com> Reply-To: paul.kocialkowski-LDxbnhwyfcJBDgjK7y7TUQ@public.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Return-path: Sender: linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org In-Reply-To: <20181205083703.21488-1-paul.kocialkowski-LDxbnhwyfcJBDgjK7y7TUQ@public.gmane.org> List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , To: dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Cc: Maxime Ripard , David Airlie , Chen-Yu Tsai , Maarten Lankhorst , Sean Paul , Thomas Petazzoni , linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org, Daniel Vetter , Paul Kocialkowski List-Id: dri-devel@lists.freedesktop.org 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 --- drivers/gpu/drm/sun4i/sun4i_backend.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) 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); -- 2.19.2