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29 lines
997 B
Diff
29 lines
997 B
Diff
From 61d0d869ff9c1ba175e7711330cf227b7640f7b2 Mon Sep 17 00:00:00 2001
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From: Dave Stevenson <dave.stevenson@raspberrypi.com>
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Date: Thu, 7 Jan 2021 16:30:55 +0000
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Subject: [PATCH 005/726] drm/atomic: Don't fixup modes that haven't been reset
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Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
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---
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drivers/gpu/drm/drm_atomic_helper.c | 5 +++++
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1 file changed, 5 insertions(+)
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diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c
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index 02b4a7dc92f5..f3e59236a8ee 100644
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--- a/drivers/gpu/drm/drm_atomic_helper.c
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+++ b/drivers/gpu/drm/drm_atomic_helper.c
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@@ -438,6 +438,11 @@ mode_fixup(struct drm_atomic_state *state)
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new_crtc_state =
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drm_atomic_get_new_crtc_state(state, new_conn_state->crtc);
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+ if (!new_crtc_state->mode_changed &&
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+ !new_crtc_state->connectors_changed) {
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+ continue;
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+ }
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+
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/*
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* Each encoder has at most one connector (since we always steal
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* it away), so we won't call ->mode_fixup twice.
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--
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2.33.1
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