1 files changed, 21 insertions, 0 deletions

diff --git a/drivers/gpu/drm/nouveau/nv04_display.c b/drivers/gpu/drm/nouveau/nv04_display.c
index 9e28cf772e3c..1715e1464b7d 100644
--- a/drivers/gpu/drm/nouveau/nv04_display.c
+++ b/drivers/gpu/drm/nouveau/nv04_display.c
@@ -32,6 +32,9 @@
 #include "nouveau_encoder.h"
 #include "nouveau_connector.h"
 
+static void nv04_vblank_crtc0_isr(struct drm_device *);
+static void nv04_vblank_crtc1_isr(struct drm_device *);
+
 static void
 nv04_display_store_initial_head_owner(struct drm_device *dev)
 {
@@ -197,6 +200,8 @@ nv04_display_create(struct drm_device *dev)
                 func->save(encoder);
         }
 
+        nouveau_irq_register(dev, 24, nv04_vblank_crtc0_isr);
+        nouveau_irq_register(dev, 25, nv04_vblank_crtc1_isr);
         return 0;
 }
 
@@ -208,6 +213,9 @@ nv04_display_destroy(struct drm_device *dev)
 
         NV_DEBUG_KMS(dev, "\n");
 
+        nouveau_irq_unregister(dev, 24);
+        nouveau_irq_unregister(dev, 25);
+
         /* Turn every CRTC off. */
         list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
                 struct drm_mode_set modeset = {
@@ -258,3 +266,16 @@ nv04_display_init(struct drm_device *dev)
         return 0;
 }
 
+static void
+nv04_vblank_crtc0_isr(struct drm_device *dev)
+{
+        nv_wr32(dev, NV_CRTC0_INTSTAT, NV_CRTC_INTR_VBLANK);
+        drm_handle_vblank(dev, 0);
+}
+
+static void
+nv04_vblank_crtc1_isr(struct drm_device *dev)
+{
+        nv_wr32(dev, NV_CRTC1_INTSTAT, NV_CRTC_INTR_VBLANK);
+        drm_handle_vblank(dev, 1);
+}