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Perform sync transfers on shutdown to allow final transfers to complete.

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This commit is contained in:
Con Kolivas 2013-10-18 07:05:35 +11:00
parent 011f2d30ae
commit 789d448e84
1 changed files with 6 additions and 6 deletions
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12
usbutils.c
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@ -2274,14 +2274,14 @@ usb_bulk_transfer(struct libusb_device_handle *dev_handle, int intinfo,
#endif #endif
unsigned char buf[512]; unsigned char buf[512];
/* Prevent any further transfers during shutdown to allow the polling
* thread to be shut down after all existing transfers are complete */
if (unlikely(cgpu->shutdown))
return LIBUSB_SUCCESS;
usb_epinfo = &(cgpu->usbdev->found->intinfos[intinfo].epinfos[epinfo]); usb_epinfo = &(cgpu->usbdev->found->intinfos[intinfo].epinfos[epinfo]);
endpoint = usb_epinfo->ep; endpoint = usb_epinfo->ep;
/* Avoid any async transfers during shutdown to allow the polling
* thread to be shut down after all existing transfers are complete */
if (unlikely(cgpu->shutdown))
return libusb_bulk_transfer(dev_handle, endpoint, data, length, transferred, timeout);
/* Limit length of transfer to the largest this descriptor supports /* Limit length of transfer to the largest this descriptor supports
* and leave the higher level functions to transfer more if needed. */ * and leave the higher level functions to transfer more if needed. */
if (usb_epinfo->PrefPacketSize) if (usb_epinfo->PrefPacketSize)
@ -2733,7 +2733,7 @@ static int usb_control_transfer(struct cgpu_info *cgpu, libusb_device_handle *de
int err, transferred; int err, transferred;
if (unlikely(cgpu->shutdown)) if (unlikely(cgpu->shutdown))
return LIBUSB_SUCCESS; return libusb_control_transfer(dev_handle, bmRequestType, bRequest, wValue, wIndex, buffer, wLength, timeout);
init_usb_transfer(&ut); init_usb_transfer(&ut);
libusb_fill_control_setup(buf, bmRequestType, bRequest, wValue, libusb_fill_control_setup(buf, bmRequestType, bRequest, wValue,