Messages in this thread Patch in this message | | | From | Paul Cercueil <> | Subject | [PATCH 2/2] drm/ingenic: Don't request full modeset if property is not modified | Date | Mon, 29 Mar 2021 18:50:46 +0100 |
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Avoid requesting a full modeset if the sharpness property is not modified, because then we don't actually need it.
Fixes: fc1acf317b01 ("drm/ingenic: Add support for the IPU") Cc: <stable@vger.kernel.org> # 5.8+ Signed-off-by: Paul Cercueil <paul@crapouillou.net> --- drivers/gpu/drm/ingenic/ingenic-ipu.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/ingenic/ingenic-ipu.c b/drivers/gpu/drm/ingenic/ingenic-ipu.c index 3b1091e7c0cd..95b665c4a7b0 100644 --- a/drivers/gpu/drm/ingenic/ingenic-ipu.c +++ b/drivers/gpu/drm/ingenic/ingenic-ipu.c @@ -640,10 +640,12 @@ ingenic_ipu_plane_atomic_set_property(struct drm_plane *plane, { struct ingenic_ipu *ipu = plane_to_ingenic_ipu(plane); struct drm_crtc_state *crtc_state; + bool mode_changed; if (property != ipu->sharpness_prop) return -EINVAL; + mode_changed = val != ipu->sharpness; ipu->sharpness = val; if (state->crtc) { @@ -651,7 +653,7 @@ ingenic_ipu_plane_atomic_set_property(struct drm_plane *plane, if (WARN_ON(!crtc_state)) return -EINVAL; - crtc_state->mode_changed = true; + crtc_state->mode_changed |= mode_changed; } return 0; -- 2.30.2
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