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drm/atomic: Don't fixup modes that haven't been reset

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Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
This commit is contained in:
Dave Stevenson
2021-01-07 16:30:55 +00:00
committed by Dom Cobley
parent e8e6b21545
commit 2e7d1fa2e2
1 changed files with 5 additions and 0 deletions
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5
drivers/gpu/drm/drm_atomic_helper.c
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@@ -430,6 +430,11 @@ mode_fixup(struct drm_atomic_state *state)
new_crtc_state = new_crtc_state =
drm_atomic_get_new_crtc_state(state, new_conn_state->crtc); drm_atomic_get_new_crtc_state(state, new_conn_state->crtc);
if (!new_crtc_state->mode_changed &&
!new_crtc_state->connectors_changed) {
continue;
}
/* /*
* Each encoder has at most one connector (since we always steal * Each encoder has at most one connector (since we always steal
* it away), so we won't call ->mode_fixup twice. * it away), so we won't call ->mode_fixup twice.