u32 radeon_get_vblank_counter_kms(struct drm_device *dev, unsigned int pipe);
int radeon_enable_vblank_kms(struct drm_device *dev, unsigned int pipe);
void radeon_disable_vblank_kms(struct drm_device *dev, unsigned int pipe);
-int radeon_get_vblank_timestamp_kms(struct drm_device *dev, unsigned int pipe,
- int *max_error,
- struct timeval *vblank_time,
- unsigned flags);
+bool radeon_get_vblank_timestamp_kms(struct drm_device *dev, unsigned int pipe,
+ int *max_error,
+ struct timeval *vblank_time,
+ unsigned flags);
void radeon_driver_irq_preinstall_kms(struct drm_device *dev);
int radeon_driver_irq_postinstall_kms(struct drm_device *dev);
void radeon_driver_irq_uninstall_kms(struct drm_device *dev);