46 	struct map_benchmark bparam;  member
62 	int npages = map->bparam.granule;  in map_benchmark_thread()
96 		ndelay(map->bparam.dma_trans_ns);  in map_benchmark_thread()
125 	int threads = map->bparam.threads;  in do_map_benchmark()
126 	int node = map->bparam.node;  in do_map_benchmark()
140 				map->bparam.node, "dma-map-benchmark/%d", i);  in do_map_benchmark()
163 	msleep_interruptible(map->bparam.seconds * 1000);  in do_map_benchmark()
181 		map->bparam.avg_map_100ns = div64_u64(sum_map, loops);  in do_map_benchmark()
182 		map->bparam.avg_unmap_100ns = div64_u64(sum_unmap, loops);  in do_map_benchmark()
186 				map->bparam.avg_map_100ns *  in do_map_benchmark()
187 				map->bparam.avg_map_100ns;  in do_map_benchmark()
189 				map->bparam.avg_unmap_100ns *  in do_map_benchmark()
190 				map->bparam.avg_unmap_100ns;  in do_map_benchmark()
191 		map->bparam.map_stddev = int_sqrt64(map_variance);  in do_map_benchmark()
192 		map->bparam.unmap_stddev = int_sqrt64(unmap_variance);  in do_map_benchmark()
211 	if (copy_from_user(&map->bparam, argp, sizeof(map->bparam)))  in map_benchmark_ioctl()
216 		if (map->bparam.threads == 0 ||  in map_benchmark_ioctl()
217 		    map->bparam.threads > DMA_MAP_MAX_THREADS) {  in map_benchmark_ioctl()
222 		if (map->bparam.seconds == 0 ||  in map_benchmark_ioctl()
223 		    map->bparam.seconds > DMA_MAP_MAX_SECONDS) {  in map_benchmark_ioctl()
228 		if (map->bparam.dma_trans_ns > DMA_MAP_MAX_TRANS_DELAY) {  in map_benchmark_ioctl()
233 		if (map->bparam.node != NUMA_NO_NODE &&  in map_benchmark_ioctl()
234 		    !node_possible(map->bparam.node)) {  in map_benchmark_ioctl()
239 		if (map->bparam.granule < 1 || map->bparam.granule > 1024) {  in map_benchmark_ioctl()
244 		switch (map->bparam.dma_dir) {  in map_benchmark_ioctl()
262 				   DMA_BIT_MASK(map->bparam.dma_bits));  in map_benchmark_ioctl()
283 	if (copy_to_user(argp, &map->bparam, sizeof(map->bparam)))  in map_benchmark_ioctl()