radeon_scratch_get
r = radeon_scratch_get(rdev, &scratch);
r = radeon_scratch_get(rdev, &scratch);
r = radeon_scratch_get(rdev, &ring->rptr_save_reg);
r = radeon_scratch_get(rdev, &scratch);
r = radeon_scratch_get(rdev, &scratch);
radeon_scratch_get(rdev, &rdev->config.r300.resync_scratch);
r = radeon_scratch_get(rdev, &ring->rptr_save_reg);
r = radeon_scratch_get(rdev, &scratch);
r = radeon_scratch_get(rdev, &scratch);
int radeon_scratch_get(struct radeon_device *rdev, uint32_t *reg);
r = radeon_scratch_get(rdev, &rdev->fence_drv[ring].scratch_reg);