On Mon, May 15, 2017 at 12:30:36AM +0800, Icenowy Zheng wrote: > As we are going to add support for the Allwinner DE2 Mixer in sun4i-drm > driver, we will finally have two types of layers. > > Each layer is bound to a drm_plane that is CRTC-specific, so we create > them when initializing CRTC (calling sun4i_layers_init, which will be > generalized in next patch). The drm_plane's will be used when creating > CRTC, but the CRTC initialization code do not care other properties of > the layer, so we let the sun4i_layers_init function return drm_plane's > only. > > As we have no need to trace the layers after the CRTC is properly > created, we drop the layers pointer in sun4i_crtc struct. > > Doing this uncouples the CRTC code from the type of layer (the > sun4i_layers_init function name is still hardcoded and will be changed > in the next patch), so that we can finally gain support for the > mixer in DE2, which has different layers. > > Signed-off-by: Icenowy Zheng <icenowy@xxxxxxx> > Reviewed-by: Chen-Yu Tsai <wens@xxxxxxxx> Applied, thanks! Maxime -- Maxime Ripard, Free Electrons Embedded Linux and Kernel engineering http://free-electrons.com
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