diff mbox series

[10/20] drm/i915/dp: Send a link training modeset-retry uevent to all MST connectors

Message ID 20240514191418.2863344-11-imre.deak@intel.com (mailing list archive)
State New
Headers show
Series drm/i915/dp_mst: Enable link training fallback | expand

Commit Message

Imre Deak May 14, 2024, 7:14 p.m. UTC 
Send a modeset-retry uevent to all connectors in the same MST topology
after a link training failure and reduction of the link parameters. This
matches the way the same uevent is sent after a DP tunnel BW allocation
failure.

Signed-off-by: Imre Deak <imre.deak@intel.com>
---
 drivers/gpu/drm/i915/display/intel_dp.c               | 2 +-
 drivers/gpu/drm/i915/display/intel_dp.h               | 1 -
 drivers/gpu/drm/i915/display/intel_dp_link_training.c | 4 ++--
 3 files changed, 3 insertions(+), 4 deletions(-)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index 6969d35b6bb0a..e0f1d020033ce 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -2791,7 +2791,7 @@  intel_dp_audio_compute_config(struct intel_encoder *encoder,
 					intel_dp_is_uhbr(pipe_config);
 }
 
-void intel_dp_queue_modeset_retry_work(struct intel_connector *connector)
+static void intel_dp_queue_modeset_retry_work(struct intel_connector *connector)
 {
 	struct drm_i915_private *i915 = to_i915(connector->base.dev);
 
diff --git a/drivers/gpu/drm/i915/display/intel_dp.h b/drivers/gpu/drm/i915/display/intel_dp.h
index 05016e13fb944..9d75a9446df58 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.h
+++ b/drivers/gpu/drm/i915/display/intel_dp.h
@@ -44,7 +44,6 @@  bool intel_dp_limited_color_range(const struct intel_crtc_state *crtc_state,
 				  const struct drm_connector_state *conn_state);
 int intel_dp_min_bpp(enum intel_output_format output_format);
 void intel_dp_init_modeset_retry_work(struct intel_connector *connector);
-void intel_dp_queue_modeset_retry_work(struct intel_connector *connector);
 void intel_dp_queue_modeset_retry_for_link(struct intel_encoder *encoder);
 bool intel_dp_init_connector(struct intel_digital_port *dig_port,
 			     struct intel_connector *intel_connector);
diff --git a/drivers/gpu/drm/i915/display/intel_dp_link_training.c b/drivers/gpu/drm/i915/display/intel_dp_link_training.c
index 6b0aab278ae8d..769ad93f615e8 100644
--- a/drivers/gpu/drm/i915/display/intel_dp_link_training.c
+++ b/drivers/gpu/drm/i915/display/intel_dp_link_training.c
@@ -1189,7 +1189,7 @@  static int intel_dp_get_link_train_fallback_values(struct intel_dp *intel_dp,
 static void intel_dp_schedule_fallback_link_training(struct intel_dp *intel_dp,
 						     const struct intel_crtc_state *crtc_state)
 {
-	struct intel_connector *intel_connector = intel_dp->attached_connector;
+	struct intel_encoder *encoder = &dp_to_dig_port(intel_dp)->base;
 
 	if (!intel_digital_port_connected(&dp_to_dig_port(intel_dp)->base)) {
 		lt_dbg(intel_dp, DP_PHY_DPRX, "Link Training failed on disconnected sink.\n");
@@ -1205,7 +1205,7 @@  static void intel_dp_schedule_fallback_link_training(struct intel_dp *intel_dp,
 	}
 
 	/* Schedule a Hotplug Uevent to userspace to start modeset */
-	intel_dp_queue_modeset_retry_work(intel_connector);
+	intel_dp_queue_modeset_retry_for_link(encoder);
 }
 
 /* Perform the link training on all LTTPRs and the DPRX on a link. */