Panel Replay is not enabled if there are no active planes. Do not compare
it on pipe comparison. Otherwise we get pipe mismatch.
Fixes: ac9ef327327b ("drm/i915/psr: Panel replay has to be enabled before link training")
Signed-off-by: Jouni Högander <jouni.hogander@xxxxxxxxx>
Reviewed-by: Animesh Manna <animesh.manna@xxxxxxxxx>
---
drivers/gpu/drm/i915/display/intel_display.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index 7370acdd6b8b..2747dd01bb0a 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -5331,7 +5331,9 @@ intel_pipe_config_compare(const struct intel_crtc_state *current_config,
* Panel replay has to be enabled before link training. PSR doesn't have
* this requirement -> check these only if using panel replay
*/
- if (current_config->has_panel_replay || pipe_config->has_panel_replay) {
+ if (current_config->active_planes &&
+ (current_config->has_panel_replay ||
+ pipe_config->has_panel_replay)) {
PIPE_CONF_CHECK_BOOL(has_psr);
PIPE_CONF_CHECK_BOOL(has_sel_update);
PIPE_CONF_CHECK_BOOL(enable_psr2_sel_fetch);
--
2.34.1
