1022 	struct usbtest_param	*param;  member
1103 			for (i = 1; i < ctx->param->sglen; i++) {  in ctrl_complete()
1106 							% ctx->param->sglen];  in ctrl_complete()
1147 test_ctrl_queue(struct usbtest_dev *dev, struct usbtest_param *param)  in test_ctrl_queue()  argument
1154 	if (param->sglen == 0 || param->iterations > UINT_MAX / param->sglen)  in test_ctrl_queue()
1160 	context.count = param->sglen * param->iterations;  in test_ctrl_queue()
1163 	context.param = param;  in test_ctrl_queue()
1170 	urb = kcalloc(param->sglen, sizeof(struct urb *), GFP_KERNEL);  in test_ctrl_queue()
1173 	for (i = 0; i < param->sglen; i++) {  in test_ctrl_queue()
1334 	for (i = 0; i < param->sglen; i++) {  in test_ctrl_queue()
1353 	for (i = 0; i < param->sglen; i++) {  in test_ctrl_queue()
1921 test_iso_queue(struct usbtest_dev *dev, struct usbtest_param *param,  in test_iso_queue()  argument
1931 	if (param->sglen > 10)  in test_iso_queue()
1935 	context.count = param->iterations * param->sglen;  in test_iso_queue()
1948 	for (i = 0; i < param->sglen; i++) {  in test_iso_queue()
1950 					param->length, offset);  in test_iso_queue()
1958 	packets *= param->iterations;  in test_iso_queue()
1966 	for (i = 0; i < param->sglen; i++) {  in test_iso_queue()
1987 	for (i = 0; i < param->sglen; i++) {  in test_iso_queue()
2005 	for (i = 0; i < param->sglen; i++) {  in test_iso_queue()
2060 	struct usbtest_param	*param = buf;  in usbtest_ioctl()  local
2075 	if (param->iterations <= 0)  in usbtest_ioctl()
2114 	switch (param->test_num) {  in usbtest_ioctl()
2127 				param->length, param->iterations);  in usbtest_ioctl()
2128 		urb = simple_alloc_urb(udev, dev->out_pipe, param->length, 0);  in usbtest_ioctl()
2134 		retval = simple_io(dev, urb, param->iterations, 0, 0, "test1");  in usbtest_ioctl()
2142 				param->length, param->iterations);  in usbtest_ioctl()
2143 		urb = simple_alloc_urb(udev, dev->in_pipe, param->length, 0);  in usbtest_ioctl()
2149 		retval = simple_io(dev, urb, param->iterations, 0, 0, "test2");  in usbtest_ioctl()
2153 		if (dev->out_pipe == 0 || param->vary == 0)  in usbtest_ioctl()
2157 				param->vary, param->length, param->iterations);  in usbtest_ioctl()
2158 		urb = simple_alloc_urb(udev, dev->out_pipe, param->length, 0);  in usbtest_ioctl()
2164 		retval = simple_io(dev, urb, param->iterations, param->vary,  in usbtest_ioctl()
2169 		if (dev->in_pipe == 0 || param->vary == 0)  in usbtest_ioctl()
2173 				param->vary, param->length, param->iterations);  in usbtest_ioctl()
2174 		urb = simple_alloc_urb(udev, dev->in_pipe, param->length, 0);  in usbtest_ioctl()
2180 		retval = simple_io(dev, urb, param->iterations, param->vary,  in usbtest_ioctl()
2187 		if (dev->out_pipe == 0 || param->sglen == 0)  in usbtest_ioctl()
2191 				param->iterations,  in usbtest_ioctl()
2192 				param->sglen, param->length);  in usbtest_ioctl()
2193 		sg = alloc_sglist(param->sglen, param->length,  in usbtest_ioctl()
2200 		retval = perform_sglist(dev, param->iterations, dev->out_pipe,  in usbtest_ioctl()
2201 				&req, sg, param->sglen);  in usbtest_ioctl()
2202 		free_sglist(sg, param->sglen);  in usbtest_ioctl()
2206 		if (dev->in_pipe == 0 || param->sglen == 0)  in usbtest_ioctl()
2210 				param->iterations,  in usbtest_ioctl()
2211 				param->sglen, param->length);  in usbtest_ioctl()
2212 		sg = alloc_sglist(param->sglen, param->length,  in usbtest_ioctl()
2219 		retval = perform_sglist(dev, param->iterations, dev->in_pipe,  in usbtest_ioctl()
2220 				&req, sg, param->sglen);  in usbtest_ioctl()
2221 		free_sglist(sg, param->sglen);  in usbtest_ioctl()
2224 		if (dev->out_pipe == 0 || param->sglen == 0 || param->vary == 0)  in usbtest_ioctl()
2228 				param->vary, param->iterations,  in usbtest_ioctl()
2229 				param->sglen, param->length);  in usbtest_ioctl()
2230 		sg = alloc_sglist(param->sglen, param->length,  in usbtest_ioctl()
2231 				param->vary, dev, dev->out_pipe);  in usbtest_ioctl()
2237 		retval = perform_sglist(dev, param->iterations, dev->out_pipe,  in usbtest_ioctl()
2238 				&req, sg, param->sglen);  in usbtest_ioctl()
2239 		free_sglist(sg, param->sglen);  in usbtest_ioctl()
2242 		if (dev->in_pipe == 0 || param->sglen == 0 || param->vary == 0)  in usbtest_ioctl()
2246 				param->vary, param->iterations,  in usbtest_ioctl()
2247 				param->sglen, param->length);  in usbtest_ioctl()
2248 		sg = alloc_sglist(param->sglen, param->length,  in usbtest_ioctl()
2249 				param->vary, dev, dev->in_pipe);  in usbtest_ioctl()
2255 		retval = perform_sglist(dev, param->iterations, dev->in_pipe,  in usbtest_ioctl()
2256 				&req, sg, param->sglen);  in usbtest_ioctl()
2257 		free_sglist(sg, param->sglen);  in usbtest_ioctl()
2265 				param->iterations);  in usbtest_ioctl()
2266 		for (i = param->iterations; retval == 0 && i--; /* NOP */)  in usbtest_ioctl()
2278 				param->sglen,  in usbtest_ioctl()
2279 				param->iterations);  in usbtest_ioctl()
2280 		retval = test_ctrl_queue(dev, param);  in usbtest_ioctl()
2285 		if (dev->in_pipe == 0 || !param->length)  in usbtest_ioctl()
2289 				param->iterations, param->length);  in usbtest_ioctl()
2290 		for (i = param->iterations; retval == 0 && i--; /* NOP */)  in usbtest_ioctl()
2292 						param->length);  in usbtest_ioctl()
2298 		if (dev->out_pipe == 0 || !param->length)  in usbtest_ioctl()
2302 				param->iterations, param->length);  in usbtest_ioctl()
2303 		for (i = param->iterations; retval == 0 && i--; /* NOP */)  in usbtest_ioctl()
2305 						param->length);  in usbtest_ioctl()
2317 				param->iterations);  in usbtest_ioctl()
2318 		for (i = param->iterations; retval == 0 && i--; /* NOP */)  in usbtest_ioctl()
2330 				param->iterations,  in usbtest_ioctl()
2331 				realworld ? 1 : 0, param->length,  in usbtest_ioctl()
2332 				param->vary);  in usbtest_ioctl()
2333 		retval = ctrl_out(dev, param->iterations,  in usbtest_ioctl()
2334 				param->length, param->vary, 0);  in usbtest_ioctl()
2339 		if (dev->out_iso_pipe == 0 || param->sglen == 0)  in usbtest_ioctl()
2343 				param->iterations,  in usbtest_ioctl()
2344 				param->sglen, param->length);  in usbtest_ioctl()
2346 		retval = test_iso_queue(dev, param,  in usbtest_ioctl()
2352 		if (dev->in_iso_pipe == 0 || param->sglen == 0)  in usbtest_ioctl()
2356 				param->iterations,  in usbtest_ioctl()
2357 				param->sglen, param->length);  in usbtest_ioctl()
2359 		retval = test_iso_queue(dev, param,  in usbtest_ioctl()
2371 			param->length, param->iterations);  in usbtest_ioctl()
2375 				param->length, param->iterations,  in usbtest_ioctl()
2384 			param->length, param->iterations);  in usbtest_ioctl()
2388 				param->length, param->iterations,  in usbtest_ioctl()
2398 			param->length, param->iterations);  in usbtest_ioctl()
2402 				param->length, param->iterations,  in usbtest_ioctl()
2411 			param->length, param->iterations);  in usbtest_ioctl()
2415 				param->length, param->iterations,  in usbtest_ioctl()
2425 				param->iterations,  in usbtest_ioctl()
2426 				realworld ? 1 : 0, param->length,  in usbtest_ioctl()
2427 				param->vary);  in usbtest_ioctl()
2428 		retval = ctrl_out(dev, param->iterations,  in usbtest_ioctl()
2429 				param->length, param->vary, 1);  in usbtest_ioctl()
2434 		if (dev->out_iso_pipe == 0 || param->sglen == 0)  in usbtest_ioctl()
2438 				param->iterations,  in usbtest_ioctl()
2439 				param->sglen, param->length);  in usbtest_ioctl()
2440 		retval = test_iso_queue(dev, param,  in usbtest_ioctl()
2445 		if (dev->in_iso_pipe == 0 || param->sglen == 0)  in usbtest_ioctl()
2449 				param->iterations,  in usbtest_ioctl()
2450 				param->sglen, param->length);  in usbtest_ioctl()
2451 		retval = test_iso_queue(dev, param,  in usbtest_ioctl()
2457 		if (dev->out_pipe == 0 || !param->length || param->sglen < 4)  in usbtest_ioctl()
2462 				param->iterations, param->sglen, param->length);  in usbtest_ioctl()
2463 		for (i = param->iterations; retval == 0 && i > 0; --i) {  in usbtest_ioctl()
2465 						param->sglen, param->length);  in usbtest_ioctl()
2481 				param->length, param->iterations);  in usbtest_ioctl()
2482 		urb = simple_alloc_urb(udev, dev->out_int_pipe, param->length,  in usbtest_ioctl()
2489 		retval = simple_io(dev, urb, param->iterations, 0, 0, "test25");  in usbtest_ioctl()
2497 				param->length, param->iterations);  in usbtest_ioctl()
2498 		urb = simple_alloc_urb(udev, dev->in_int_pipe, param->length,  in usbtest_ioctl()
2505 		retval = simple_io(dev, urb, param->iterations, 0, 0, "test26");  in usbtest_ioctl()
2509 	do_gettimeofday(&param->duration);  in usbtest_ioctl()
2510 	param->duration.tv_sec -= start.tv_sec;  in usbtest_ioctl()
2511 	param->duration.tv_usec -= start.tv_usec;  in usbtest_ioctl()
2512 	if (param->duration.tv_usec < 0) {  in usbtest_ioctl()
2513 		param->duration.tv_usec += 1000 * 1000;  in usbtest_ioctl()
2514 		param->duration.tv_sec -= 1;  in usbtest_ioctl()