[RFC PATCH 4/8] drm: Add drm_framebuffer_check() utility function

From: Ville Syrj?l? This function performs a battery of sanity checks on the requested framebuffer layout. Drivers can call it from their fb_create hook. Signed-off-by: Ville Syrj?l? --- drivers/gpu/drm/drm_crtc_helper.c | 85 + include/drm/drm_crtc_helper

[RFC PATCH 4/8] drm: Add drm_framebuffer_check() utility function

From: Ville Syrjälä This function performs a battery of sanity checks on the requested framebuffer layout. Drivers can call it from their fb_create hook. Signed-off-by: Ville Syrjälä --- drivers/gpu/drm/drm_crtc_helper.c | 85 + include/drm/drm_crtc_helper