i915 gem: install and uninstall irq handler in entervt and leavevt ioctls.

[linux-2.6-omap-h63xx.git] / drivers / gpu / drm / i915 / i915_gem.c

diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index bb6e5a37efa2036baf0ebab40b0d69a889ad6dd3..5fe50343de11910ba30f64477c52ac31710c0b63 100644 (file)
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -2443,6 +2443,9 @@ i915_gem_entervt_ioctl(struct drm_device *dev, void *data,
        BUG_ON(!list_empty(&dev_priv->mm.request_list));
        dev_priv->mm.suspended = 0;
        mutex_unlock(&dev->struct_mutex);
+
+       drm_irq_install(dev);
+
        return 0;
 }
 
@@ -2458,6 +2461,8 @@ i915_gem_leavevt_ioctl(struct drm_device *dev, void *data,
                i915_gem_cleanup_ringbuffer(dev);
        mutex_unlock(&dev->struct_mutex);
 
+       drm_irq_uninstall(dev);
+
        return 0;
 }