From ff6d3491b0c6d46eaac2e21e1e4ae85af8fa53ac Mon Sep 17 00:00:00 2001 From: Dave Stevenson Date: Thu, 7 Jan 2021 16:30:55 +0000 Subject: [PATCH] drm/atomic: Don't fixup modes that haven't been reset Signed-off-by: Dave Stevenson --- drivers/gpu/drm/drm_atomic_helper.c | 5 +++++ 1 file changed, 5 insertions(+) --- a/drivers/gpu/drm/drm_atomic_helper.c +++ b/drivers/gpu/drm/drm_atomic_helper.c @@ -436,6 +436,11 @@ mode_fixup(struct drm_atomic_state *stat new_crtc_state = 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 * it away), so we won't call ->mode_fixup twice.