drm/arc: Drop crtc check in arc_pgu_update

It's redundant, drm core guarantees that state->fb is set iff
state->crtc is set.

v2: I had a misconception about simple helpers here and thought they
filter this out. They don't. Issue reported by Eugeniy.

Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
Cc: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Cc: Alexey Brodkin <abrodkin@synopsys.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210112084358.2771527-10-daniel.vetter@ffwll.ch

diff --git a/drivers/gpu/drm/arc/arcpgu_crtc.c b/drivers/gpu/drm/arc/arcpgu_crtc.c
index 19accc5a2f933050a07b18d8cb7c28235a9ea1f3..bfd892a9fa3d4b8501bc2f0418d1ecd78405a416 100644 (file)
--- a/drivers/gpu/drm/arc/arcpgu_crtc.c
+++ b/drivers/gpu/drm/arc/arcpgu_crtc.c
@@ -135,7 +135,7 @@ static void arc_pgu_update(struct drm_simple_display_pipe *pipe,
        struct arcpgu_drm_private *arcpgu;
        struct drm_gem_cma_object *gem;
 
-       if (!pipe->plane.state->crtc || !pipe->plane.state->fb)
+       if (!pipe->plane.state->fb)
                return;
 
        arcpgu = pipe_to_arcpgu_priv(pipe);