diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 113c92d562c36805d5226c077ec6c00d2e663675..309977ef5b51c32023f22900bb771beff6ce13a9 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -1483,6 +1483,9 @@ static int amdgpu_device_ip_fini(struct amdgpu_device *adev)
 		adev->ip_blocks[i].status.hw = false;
 	}
 
+	/* disable all interrupts */
+	amdgpu_irq_disable_all(adev);
+
 	for (i = adev->num_ip_blocks - 1; i >= 0; i--) {
 		if (!adev->ip_blocks[i].status.sw)
 			continue;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
index 24bc3e9203e2eb0db9cf3e879c7f6e6bdacc7657..ab4cb49175654866c59263e1d9ce97681685417c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
@@ -856,9 +856,6 @@ static struct drm_driver kms_driver = {
 	.disable_vblank = amdgpu_disable_vblank_kms,
 	.get_vblank_timestamp = drm_calc_vbltimestamp_from_scanoutpos,
 	.get_scanout_position = amdgpu_get_crtc_scanout_position,
-	.irq_preinstall = amdgpu_irq_preinstall,
-	.irq_postinstall = amdgpu_irq_postinstall,
-	.irq_uninstall = amdgpu_irq_uninstall,
 	.irq_handler = amdgpu_irq_handler,
 	.ioctls = amdgpu_ioctls_kms,
 	.gem_free_object_unlocked = amdgpu_gem_object_free,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c
index 56bcd59c3399a0a912ea1fa8f869c105b8827327..f6f2a662bb8f2b86de5c9afe23bb4380c0fab4ce 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c
@@ -92,7 +92,7 @@ static void amdgpu_irq_reset_work_func(struct work_struct *work)
 }
 
 /* Disable *all* interrupts */
-static void amdgpu_irq_disable_all(struct amdgpu_device *adev)
+void amdgpu_irq_disable_all(struct amdgpu_device *adev)
 {
 	unsigned long irqflags;
 	unsigned i, j, k;
@@ -122,55 +122,6 @@ static void amdgpu_irq_disable_all(struct amdgpu_device *adev)
 	spin_unlock_irqrestore(&adev->irq.lock, irqflags);
 }
 
-/**
- * amdgpu_irq_preinstall - drm irq preinstall callback
- *
- * @dev: drm dev pointer
- *
- * Gets the hw ready to enable irqs (all asics).
- * This function disables all interrupt sources on the GPU.
- */
-void amdgpu_irq_preinstall(struct drm_device *dev)
-{
-	struct amdgpu_device *adev = dev->dev_private;
-
-	/* Disable *all* interrupts */
-	amdgpu_irq_disable_all(adev);
-	/* Clear bits */
-	amdgpu_ih_process(adev);
-}
-
-/**
- * amdgpu_irq_postinstall - drm irq preinstall callback
- *
- * @dev: drm dev pointer
- *
- * Handles stuff to be done after enabling irqs (all asics).
- * Returns 0 on success.
- */
-int amdgpu_irq_postinstall(struct drm_device *dev)
-{
-	dev->max_vblank_count = 0x00ffffff;
-	return 0;
-}
-
-/**
- * amdgpu_irq_uninstall - drm irq uninstall callback
- *
- * @dev: drm dev pointer
- *
- * This function disables all interrupt sources on the GPU (all asics).
- */
-void amdgpu_irq_uninstall(struct drm_device *dev)
-{
-	struct amdgpu_device *adev = dev->dev_private;
-
-	if (adev == NULL) {
-		return;
-	}
-	amdgpu_irq_disable_all(adev);
-}
-
 /**
  * amdgpu_irq_handler - irq handler
  *
@@ -261,6 +212,7 @@ int amdgpu_irq_init(struct amdgpu_device *adev)
 		cancel_work_sync(&adev->reset_work);
 		return r;
 	}
+	adev->ddev->max_vblank_count = 0x00ffffff;
 
 	DRM_DEBUG("amdgpu: irq initialized.\n");
 	return 0;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.h
index 0610cc4a97881619cd57661a5c3bfcd601c192de..3375ad778edce4723ad6b09ee5410933d91fe2db 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.h
@@ -78,9 +78,7 @@ struct amdgpu_irq {
 	uint32_t                        srbm_soft_reset;
 };
 
-void amdgpu_irq_preinstall(struct drm_device *dev);
-int amdgpu_irq_postinstall(struct drm_device *dev);
-void amdgpu_irq_uninstall(struct drm_device *dev);
+void amdgpu_irq_disable_all(struct amdgpu_device *adev);
 irqreturn_t amdgpu_irq_handler(int irq, void *arg);
 
 int amdgpu_irq_init(struct amdgpu_device *adev);