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control失败后不再重试

This commit is contained in:
gb 2022-11-26 16:06:20 +08:00
parent b90921142a
commit 70c11622ff
1 changed files with 13 additions and 13 deletions
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26
hgdriver/hgdev/usb_manager.cpp
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@ -844,21 +844,21 @@ int usb_io::control_io(uint8_t type, uint8_t req, uint16_t val, uint16_t ind, vo
}
else
{
if (on_io_error((scanner_err)usb_manager::usb_error_2_hg_err(ret), &endpoints_.control.in))
{
ret = libusb_control_transfer(handle_, type, req, val, ind, (unsigned char*)buf, *len, to_);
if (ret > 0)
{
*len = ret;
//if (on_io_error((scanner_err)usb_manager::usb_error_2_hg_err(ret), &endpoints_.control.in))
//{
// ret = libusb_control_transfer(handle_, type, req, val, ind, (unsigned char*)buf, *len, to_);
// if (ret > 0)
// {
// *len = ret;
last_err_ = SCANNER_ERR_OK;
// last_err_ = SCANNER_ERR_OK;
return last_err_;
}
else
*len = 0;
}
else
// return last_err_;
// }
// else
// *len = 0;
//}
//else
*len = 0;
VLOG_MINI_5(LOG_LEVEL_DEBUG_INFO, "libusb_control_transfer(%x, %x, %d, %d) = %s\n", type, req, val, ind, libusb_error_name(ret));
last_err_ = usb_manager::usb_error_2_hg_err(ret);