23 	struct map_benchmark bparam;  member
39 	int npages = map->bparam.granule;  in map_benchmark_thread()
73 		ndelay(map->bparam.dma_trans_ns);  in map_benchmark_thread()
102 	int threads = map->bparam.threads;  in do_map_benchmark()
103 	int node = map->bparam.node;  in do_map_benchmark()
117 				map->bparam.node, "dma-map-benchmark/%d", i);  in do_map_benchmark()
140 	msleep_interruptible(map->bparam.seconds * 1000);  in do_map_benchmark()
158 		map->bparam.avg_map_100ns = div64_u64(sum_map, loops);  in do_map_benchmark()
159 		map->bparam.avg_unmap_100ns = div64_u64(sum_unmap, loops);  in do_map_benchmark()
163 				map->bparam.avg_map_100ns *  in do_map_benchmark()
164 				map->bparam.avg_map_100ns;  in do_map_benchmark()
166 				map->bparam.avg_unmap_100ns *  in do_map_benchmark()
167 				map->bparam.avg_unmap_100ns;  in do_map_benchmark()
168 		map->bparam.map_stddev = int_sqrt64(map_variance);  in do_map_benchmark()
169 		map->bparam.unmap_stddev = int_sqrt64(unmap_variance);  in do_map_benchmark()
188 	if (copy_from_user(&map->bparam, argp, sizeof(map->bparam)))  in map_benchmark_ioctl()
193 		if (map->bparam.threads == 0 ||  in map_benchmark_ioctl()
194 		    map->bparam.threads > DMA_MAP_MAX_THREADS) {  in map_benchmark_ioctl()
199 		if (map->bparam.seconds == 0 ||  in map_benchmark_ioctl()
200 		    map->bparam.seconds > DMA_MAP_MAX_SECONDS) {  in map_benchmark_ioctl()
205 		if (map->bparam.dma_trans_ns > DMA_MAP_MAX_TRANS_DELAY) {  in map_benchmark_ioctl()
210 		if (map->bparam.node != NUMA_NO_NODE &&  in map_benchmark_ioctl()
211 		    !node_possible(map->bparam.node)) {  in map_benchmark_ioctl()
216 		if (map->bparam.granule < 1 || map->bparam.granule > 1024) {  in map_benchmark_ioctl()
221 		switch (map->bparam.dma_dir) {  in map_benchmark_ioctl()
239 				   DMA_BIT_MASK(map->bparam.dma_bits));  in map_benchmark_ioctl()
260 	if (copy_to_user(argp, &map->bparam, sizeof(map->bparam)))  in map_benchmark_ioctl()