drm/sun4i: crtc: Call drm_crtc_vblank_on / drm_crtc_vblank_off
Make sure that the CRTC code will call the enable/disable_vblank hooks. Otherwise, since the refcounting will be off, we might end up in a situation where the vblank management functions are called while the CRTC is off. Reviewed-by:Chen-Yu Tsai <wens@csie.org> Signed-off-by:
Maxime Ripard <maxime.ripard@bootlin.com> Link: https://patchwork.freedesktop.org/patch/msgid/20180221125703.4595-3-maxime.ripard@bootlin.com
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5af894bd
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