From d0d110e096298d2715aa26b3698e604e0d4a2fb9 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Tue, 20 Dec 2011 00:33:24 +0200 Subject: drm: Add drm_format_num_planes() utility function MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This function returns the number of planes used by a specific pixel format. Signed-off-by: Ville Syrjälä Reviewed-by: Rob Clark Signed-off-by: Dave Airlie --- include/drm/drm_crtc_helper.h | 3 +++ 1 file changed, 3 insertions(+) (limited to 'include/drm/drm_crtc_helper.h') diff --git a/include/drm/drm_crtc_helper.h b/include/drm/drm_crtc_helper.h index e88b7d70594e..37515d1afab3 100644 --- a/include/drm/drm_crtc_helper.h +++ b/include/drm/drm_crtc_helper.h @@ -144,4 +144,7 @@ extern void drm_helper_hpd_irq_event(struct drm_device *dev); extern void drm_kms_helper_poll_disable(struct drm_device *dev); extern void drm_kms_helper_poll_enable(struct drm_device *dev); + +extern int drm_format_num_planes(uint32_t format); + #endif -- cgit v1.2.3