si_get_csb_size   222 drivers/gpu/drm/radeon/evergreen.c extern u32 si_get_csb_size(struct radeon_device *rdev);
si_get_csb_size  4235 drivers/gpu/drm/radeon/evergreen.c 			rdev->rlc.clear_state_size = si_get_csb_size(rdev);