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-rw-r--r--drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index 4a71bb0b4489..bb74c3adc030 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -1626,6 +1626,12 @@ static void handle_hpd_rx_irq(void *param)
struct dc_link *dc_link = aconnector->dc_link;
bool is_mst_root_connector = aconnector->mst_mgr.mst_state;
enum dc_connection_type new_connection_type = dc_connection_none;
+#ifdef CONFIG_DRM_AMD_DC_HDCP
+ union hpd_irq_data hpd_irq_data;
+ struct amdgpu_device *adev = dev->dev_private;
+
+ memset(&hpd_irq_data, 0, sizeof(hpd_irq_data));
+#endif
/*
* TODO:Temporary add mutex to protect hpd interrupt not have a gpio
@@ -1635,7 +1641,12 @@ static void handle_hpd_rx_irq(void *param)
if (dc_link->type != dc_connection_mst_branch)
mutex_lock(&aconnector->hpd_lock);
+
+#ifdef CONFIG_DRM_AMD_DC_HDCP
+ if (dc_link_handle_hpd_rx_irq(dc_link, &hpd_irq_data, NULL) &&
+#else
if (dc_link_handle_hpd_rx_irq(dc_link, NULL, NULL) &&
+#endif
!is_mst_root_connector) {
/* Downstream Port status changed. */
if (!dc_link_detect_sink(dc_link, &new_connection_type))
@@ -1670,6 +1681,10 @@ static void handle_hpd_rx_irq(void *param)
drm_kms_helper_hotplug_event(dev);
}
}
+#ifdef CONFIG_DRM_AMD_DC_HDCP
+ if (hpd_irq_data.bytes.device_service_irq.bits.CP_IRQ)
+ hdcp_handle_cpirq(adev->dm.hdcp_workqueue, aconnector->base.index);
+#endif
if ((dc_link->cur_link_settings.lane_count != LANE_COUNT_UNKNOWN) ||
(dc_link->type == dc_connection_mst_branch))
dm_handle_hpd_rx_irq(aconnector);