drm/amd/display: do not disable an invalid irq source in hdp finish

[linux-2.6-microblaze.git] / drivers / gpu / drm / amd / display / amdgpu_dm / amdgpu_dm_irq.c

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_irq.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_irq.c
index 4aba0e8..19f543b 100644 (file)
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_irq.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_irq.c
@@ -928,7 +928,11 @@ void amdgpu_dm_hpd_fini(struct amdgpu_device *adev)
                                to_amdgpu_dm_connector(connector);
                const struct dc_link *dc_link = amdgpu_dm_connector->dc_link;
 
-               dc_interrupt_set(adev->dm.dc, dc_link->irq_source_hpd, false);
+               if (DC_IRQ_SOURCE_INVALID != dc_link->irq_source_hpd) {
+                       dc_interrupt_set(adev->dm.dc,
+                                       dc_link->irq_source_hpd,
+                                       false);
+               }
 
                if (DC_IRQ_SOURCE_INVALID != dc_link->irq_source_hpd_rx) {
                        dc_interrupt_set(adev->dm.dc,