req_rb_num       1941 drivers/gpu/drm/radeon/r600.c 	u32 rendering_pipe_num, rb_num_width, req_rb_num;
req_rb_num       1953 drivers/gpu/drm/radeon/r600.c 	req_rb_num = total_max_rb_num - r600_count_pipe_bits(disabled_rb_mask);
req_rb_num       1954 drivers/gpu/drm/radeon/r600.c 	BUG_ON(rendering_pipe_num < req_rb_num);
req_rb_num       1956 drivers/gpu/drm/radeon/r600.c 	pipe_rb_ratio = rendering_pipe_num / req_rb_num;
req_rb_num       1957 drivers/gpu/drm/radeon/r600.c 	pipe_rb_remain = rendering_pipe_num - pipe_rb_ratio * req_rb_num;