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2c77bb29d3
No need to grab both plane and crtc locks at the same time, we can do them one after the other. If userspace races it'll get what it deserves either way. This removes another user of drm_modeset_lock_crtc. There's only one left. v2: Make sure all access to primary->state is properly protected (Harry). Cc: Harry Wentland <harry.wentland@amd.com> Reviewed-by: Harry Wentland <harry.wentland@amd.com> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/20170328070145.21520-1-daniel.vetter@ffwll.ch