[Intel-gfx] [PATCH 02/15] drm/i915: Remove encoder type checks from MST suspend/resume

ville.syrjala at linux.intel.com ville.syrjala at linux.intel.com
Wed Jun 22 18:57:00 UTC 2016


From: Ville Syrjälä <ville.syrjala at linux.intel.com>

Now that eDP encoders won't have can_mst==true, we can throw out
the encoder type checks from the MST suspend/resume paths.

Cc: Dave Airlie <airlied at redhat.com>
Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
Reviewed-by: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
---
 drivers/gpu/drm/i915/intel_dp.c | 28 ++++++++++------------------
 1 file changed, 10 insertions(+), 18 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 44496cac51b3..2c54969d88fc 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -5734,15 +5734,12 @@ void intel_dp_mst_suspend(struct drm_device *dev)
 	/* disable MST */
 	for (i = 0; i < I915_MAX_PORTS; i++) {
 		struct intel_digital_port *intel_dig_port = dev_priv->hotplug.irq_port[i];
-		if (!intel_dig_port)
+
+		if (!intel_dig_port || !intel_dig_port->dp.can_mst)
 			continue;
 
-		if (intel_dig_port->base.type == INTEL_OUTPUT_DISPLAYPORT) {
-			if (!intel_dig_port->dp.can_mst)
-				continue;
-			if (intel_dig_port->dp.is_mst)
-				drm_dp_mst_topology_mgr_suspend(&intel_dig_port->dp.mst_mgr);
-		}
+		if (intel_dig_port->dp.is_mst)
+			drm_dp_mst_topology_mgr_suspend(&intel_dig_port->dp.mst_mgr);
 	}
 }
 
@@ -5753,18 +5750,13 @@ void intel_dp_mst_resume(struct drm_device *dev)
 
 	for (i = 0; i < I915_MAX_PORTS; i++) {
 		struct intel_digital_port *intel_dig_port = dev_priv->hotplug.irq_port[i];
-		if (!intel_dig_port)
-			continue;
-		if (intel_dig_port->base.type == INTEL_OUTPUT_DISPLAYPORT) {
-			int ret;
+		int ret;
 
-			if (!intel_dig_port->dp.can_mst)
-				continue;
+		if (!intel_dig_port || !intel_dig_port->dp.can_mst)
+			continue;
 
-			ret = drm_dp_mst_topology_mgr_resume(&intel_dig_port->dp.mst_mgr);
-			if (ret != 0) {
-				intel_dp_check_mst_status(&intel_dig_port->dp);
-			}
-		}
+		ret = drm_dp_mst_topology_mgr_resume(&intel_dig_port->dp.mst_mgr);
+		if (ret)
+			intel_dp_check_mst_status(&intel_dig_port->dp);
 	}
 }
-- 
2.7.4



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