Lines Matching refs:retval
712 int retval;
724 retval = usb_bulk_msg(data->usb_dev,
739 if (retval < 0) {
741 __func__, retval);
742 return retval;
828 int retval = 0;
862 retval = file_data->in_status;
905 retval = -ENOMEM;
917 retval = usb_submit_urb(urb, GFP_KERNEL);
920 if (unlikely(retval)) {
945 retval = wait_event_interruptible_timeout(
951 __func__, retval);
953 if (retval <= 0) {
954 if (retval == 0)
955 retval = -ETIMEDOUT;
964 retval = -EFAULT;
993 retval = -EFAULT;
1003 retval = file_data->in_status;
1013 retval = 1;
1021 retval = usb_submit_urb(urb, GFP_KERNEL);
1022 if (unlikely(retval)) {
1030 retval = 0;
1043 dev_dbg(dev, "%s: done=%u ret=%d\n", __func__, done, retval);
1045 return retval;
1052 ssize_t retval = 0;
1059 retval = usbtmc_generic_read(file_data, msg.message,
1067 return retval;
1117 int retval = 0;
1131 retval = file_data->out_status;
1133 if (retval < 0)
1134 return retval;
1155 retval = (done)?(0):(-EAGAIN);
1159 retval = down_timeout(&file_data->limit_write_sem,
1161 if (retval < 0) {
1162 retval = -ETIMEDOUT;
1168 retval = file_data->out_status;
1170 if (retval < 0) {
1178 retval = -ENOMEM;
1190 retval = -EFAULT;
1213 retval = usb_submit_urb(urb, GFP_KERNEL);
1214 if (unlikely(retval)) {
1231 retval = -ETIMEDOUT;
1236 retval = 0;
1247 if (!retval && file_data->out_status)
1248 retval = file_data->out_status;
1253 dev_dbg(dev, "%s: done=%u, retval=%d, urbstat=%d\n",
1254 __func__, done, retval, file_data->out_status);
1256 return retval;
1263 ssize_t retval = 0;
1270 retval = usbtmc_generic_write(file_data, msg.message,
1278 return retval;
1288 int retval;
1292 retval = file_data->out_status;
1298 return retval;
1313 int retval;
1338 retval = usb_bulk_msg(data->usb_dev,
1353 if (retval < 0)
1355 __func__, retval);
1357 return retval;
1372 int retval;
1385 retval = -ENODEV;
1394 retval = send_request_dev_dep_msg_in(file_data, count);
1396 if (retval < 0) {
1407 retval = usb_bulk_msg(data->usb_dev,
1413 dev_dbg(dev, "%s: bulk_msg retval(%u), actual(%d)\n",
1414 __func__, retval, actual);
1419 if (retval < 0) {
1486 retval = -EFAULT;
1491 retval = usbtmc_generic_read(file_data, buf + actual,
1495 if (retval < 0)
1502 retval = done;
1507 return retval;
1516 ssize_t retval = 0;
1527 retval = -ENODEV;
1543 retval = -EBUSY;
1549 retval = -ENOMEM;
1589 retval = -EFAULT;
1606 retval = usb_submit_urb(urb, GFP_KERNEL);
1607 if (unlikely(retval)) {
1622 retval = usbtmc_generic_write(file_data, buf + transfersize, remaining,
1631 if (retval < 0) {
1635 "Unable to send data, error %d\n", (int)retval);
1641 retval = done;
1645 return retval;
2061 int retval = -EBADRQC;
2069 retval = -ENODEV;
2075 retval = usbtmc_ioctl_clear_out_halt(data);
2079 retval = usbtmc_ioctl_clear_in_halt(data);
2083 retval = usbtmc_ioctl_indicator_pulse(data);
2087 retval = usbtmc_ioctl_clear(data);
2091 retval = usbtmc_ioctl_abort_bulk_out(data);
2095 retval = usbtmc_ioctl_abort_bulk_in(data);
2099 retval = usbtmc_ioctl_request(data, (void __user *)arg);
2103 retval = usbtmc_ioctl_get_timeout(file_data,
2108 retval = usbtmc_ioctl_set_timeout(file_data,
2113 retval = usbtmc_ioctl_eom_enable(file_data,
2118 retval = usbtmc_ioctl_config_termc(file_data,
2123 retval = usbtmc_ioctl_generic_write(file_data,
2128 retval = usbtmc_ioctl_generic_read(file_data,
2133 retval = usbtmc_ioctl_write_result(file_data,
2138 retval = put_user(USBTMC_API_VERSION,
2143 retval = put_user(data->usb488_caps,
2148 retval = usbtmc488_ioctl_read_stb(file_data,
2153 retval = usbtmc488_ioctl_simple(data, (void __user *)arg,
2158 retval = usbtmc488_ioctl_simple(data, (void __user *)arg,
2163 retval = usbtmc488_ioctl_simple(data, (void __user *)arg,
2168 retval = usbtmc488_ioctl_trigger(file_data);
2172 retval = usbtmc488_ioctl_wait_srq(file_data,
2177 retval = put_user(file_data->bmTransferAttributes,
2182 retval = get_user(tmp_byte, (unsigned char __user *)arg);
2183 if (retval == 0)
2188 retval = usbtmc_get_stb(file_data, &tmp_byte);
2189 if (retval > 0)
2190 retval = put_user(tmp_byte, (__u8 __user *)arg);
2194 retval = usbtmc_ioctl_get_srq_stb(file_data,
2199 retval = usbtmc_ioctl_cancel_io(file_data);
2203 retval = usbtmc_ioctl_cleanup_io(file_data);
2209 return retval;