1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c
index 7f7abb0e0be5..dcb402ee048a 100644
--- a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c
@@ -2631,6 +2631,7 @@ static void dce_v11_0_crtc_dpms(struct drm_crtc *crtc, int mode)
         struct drm_device *dev = crtc->dev;
         struct amdgpu_device *adev = dev->dev_private;
         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
+        unsigned type;
 
         switch (mode) {
         case DRM_MODE_DPMS_ON:
@@ -2639,6 +2640,9 @@ static void dce_v11_0_crtc_dpms(struct drm_crtc *crtc, int mode)
                 dce_v11_0_vga_enable(crtc, true);
                 amdgpu_atombios_crtc_blank(crtc, ATOM_DISABLE);
                 dce_v11_0_vga_enable(crtc, false);
+                /* Make sure VBLANK interrupt is still enabled */
+                type = amdgpu_crtc_idx_to_irq_type(adev, amdgpu_crtc->crtc_id);
+                amdgpu_irq_update(adev, &adev->crtc_irq, type);
                 drm_vblank_post_modeset(dev, amdgpu_crtc->crtc_id);
                 dce_v11_0_crtc_load_lut(crtc);
                 break;