Lines Matching refs:retval
682 int retval;
694 retval = usb_bulk_msg(data->usb_dev,
709 if (retval < 0) {
711 __func__, retval);
712 return retval;
798 int retval = 0;
832 retval = file_data->in_status;
875 retval = -ENOMEM;
887 retval = usb_submit_urb(urb, GFP_KERNEL);
890 if (unlikely(retval)) {
915 retval = wait_event_interruptible_timeout(
921 __func__, retval);
923 if (retval <= 0) {
924 if (retval == 0)
925 retval = -ETIMEDOUT;
934 retval = -EFAULT;
963 retval = -EFAULT;
973 retval = file_data->in_status;
983 retval = 1;
991 retval = usb_submit_urb(urb, GFP_KERNEL);
992 if (unlikely(retval)) {
1000 retval = 0;
1013 dev_dbg(dev, "%s: done=%u ret=%d\n", __func__, done, retval);
1015 return retval;
1022 ssize_t retval = 0;
1029 retval = usbtmc_generic_read(file_data, msg.message,
1037 return retval;
1087 int retval = 0;
1101 retval = file_data->out_status;
1103 if (retval < 0)
1104 return retval;
1125 retval = (done)?(0):(-EAGAIN);
1129 retval = down_timeout(&file_data->limit_write_sem,
1131 if (retval < 0) {
1132 retval = -ETIMEDOUT;
1138 retval = file_data->out_status;
1140 if (retval < 0) {
1148 retval = -ENOMEM;
1160 retval = -EFAULT;
1183 retval = usb_submit_urb(urb, GFP_KERNEL);
1184 if (unlikely(retval)) {
1201 retval = -ETIMEDOUT;
1206 retval = 0;
1217 if (!retval && file_data->out_status)
1218 retval = file_data->out_status;
1223 dev_dbg(dev, "%s: done=%u, retval=%d, urbstat=%d\n",
1224 __func__, done, retval, file_data->out_status);
1226 return retval;
1233 ssize_t retval = 0;
1240 retval = usbtmc_generic_write(file_data, msg.message,
1248 return retval;
1258 int retval;
1262 retval = file_data->out_status;
1268 return retval;
1283 int retval;
1308 retval = usb_bulk_msg(data->usb_dev,
1323 if (retval < 0)
1325 __func__, retval);
1327 return retval;
1342 int retval;
1355 retval = -ENODEV;
1364 retval = send_request_dev_dep_msg_in(file_data, count);
1366 if (retval < 0) {
1377 retval = usb_bulk_msg(data->usb_dev,
1383 dev_dbg(dev, "%s: bulk_msg retval(%u), actual(%d)\n",
1384 __func__, retval, actual);
1389 if (retval < 0) {
1456 retval = -EFAULT;
1461 retval = usbtmc_generic_read(file_data, buf + actual,
1465 if (retval < 0)
1472 retval = done;
1477 return retval;
1486 ssize_t retval = 0;
1497 retval = -ENODEV;
1513 retval = -EBUSY;
1519 retval = -ENOMEM;
1559 retval = -EFAULT;
1576 retval = usb_submit_urb(urb, GFP_KERNEL);
1577 if (unlikely(retval)) {
1592 retval = usbtmc_generic_write(file_data, buf + transfersize, remaining,
1601 if (retval < 0) {
1605 "Unable to send data, error %d\n", (int)retval);
1611 retval = done;
1615 return retval;
2031 int retval = -EBADRQC;
2039 retval = -ENODEV;
2045 retval = usbtmc_ioctl_clear_out_halt(data);
2049 retval = usbtmc_ioctl_clear_in_halt(data);
2053 retval = usbtmc_ioctl_indicator_pulse(data);
2057 retval = usbtmc_ioctl_clear(data);
2061 retval = usbtmc_ioctl_abort_bulk_out(data);
2065 retval = usbtmc_ioctl_abort_bulk_in(data);
2069 retval = usbtmc_ioctl_request(data, (void __user *)arg);
2073 retval = usbtmc_ioctl_get_timeout(file_data,
2078 retval = usbtmc_ioctl_set_timeout(file_data,
2083 retval = usbtmc_ioctl_eom_enable(file_data,
2088 retval = usbtmc_ioctl_config_termc(file_data,
2093 retval = usbtmc_ioctl_generic_write(file_data,
2098 retval = usbtmc_ioctl_generic_read(file_data,
2103 retval = usbtmc_ioctl_write_result(file_data,
2108 retval = put_user(USBTMC_API_VERSION,
2113 retval = put_user(data->usb488_caps,
2118 retval = usbtmc488_ioctl_read_stb(file_data,
2123 retval = usbtmc488_ioctl_simple(data, (void __user *)arg,
2128 retval = usbtmc488_ioctl_simple(data, (void __user *)arg,
2133 retval = usbtmc488_ioctl_simple(data, (void __user *)arg,
2138 retval = usbtmc488_ioctl_trigger(file_data);
2142 retval = usbtmc488_ioctl_wait_srq(file_data,
2147 retval = put_user(file_data->bmTransferAttributes,
2152 retval = get_user(tmp_byte, (unsigned char __user *)arg);
2153 if (retval == 0)
2158 retval = usbtmc_ioctl_cancel_io(file_data);
2162 retval = usbtmc_ioctl_cleanup_io(file_data);
2168 return retval;