depau/libfprint
1
0
Fork 0
Code Issues Pull requests Projects Releases Wiki Activity

upeksonly: Add a comment that multiple URBs are needed

Browse source
This commit is contained in:
Benjamin Berg 2020-06-03 00:03:56 +02:00
parent 49983c8ee7
commit 24b1faffde
1 changed files with 3 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

3
libfprint/drivers/upeksonly.c
View file

@ -1403,6 +1403,9 @@ dev_activate (FpImageDevice *dev)
self->num_flying = 0; self->num_flying = 0;
self->img_transfers = g_ptr_array_new_with_free_func ((GFreeFunc) fpi_usb_transfer_unref); self->img_transfers = g_ptr_array_new_with_free_func ((GFreeFunc) fpi_usb_transfer_unref);
/* This might seem odd, but we do need multiple in-flight URBs so that
* we never stop polling the device for more data.
*/
for (i = 0; i < NUM_BULK_TRANSFERS; i++) for (i = 0; i < NUM_BULK_TRANSFERS; i++)
{ {
FpiUsbTransfer *transfer; FpiUsbTransfer *transfer;