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Code Issues Releases Wiki Activity

Add error message to libusb pipe error

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This commit is contained in:
Con Kolivas 2013-06-14 23:11:09 +10:00
parent 29f5fc4888
commit 5597115020
1 changed files with 10 additions and 4 deletions
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14
usbutils.c
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@ -2172,13 +2172,16 @@ static char *find_end(unsigned char *buf, unsigned char *ptr, int ptrlen, int to
static int
usb_bulk_transfer(struct libusb_device_handle *dev_handle,
unsigned char endpoint, unsigned char *data, int length,
int *transferred, unsigned int timeout)
int *transferred, unsigned int timeout,
struct cgpu_info *cgpu)
{
int err, tries = 0;
err = libusb_bulk_transfer(dev_handle, endpoint, data, length,
transferred, timeout);
if (unlikely(err == LIBUSB_ERROR_PIPE)) {
applog(LOG_WARNING, "%s: libusb pipe error, trying to clear",
cgpu->drv->name);
do {
err = libusb_clear_halt(dev_handle, endpoint);
if (unlikely(err == LIBUSB_ERROR_NOT_FOUND ||
@ -2187,6 +2190,8 @@ usb_bulk_transfer(struct libusb_device_handle *dev_handle,
err = libusb_bulk_transfer(dev_handle, endpoint, data,
length, transferred, timeout);
} while (err == LIBUSB_ERROR_PIPE && tries++ < USB_RETRY_MAX);
applog(LOG_DEBUG, "%s: libusb pipe error%scleared",
cgpu->drv->name, err ? " not " : " ");
}
return err;
@ -2265,7 +2270,8 @@ int _usb_read(struct cgpu_info *cgpu, int ep, char *buf, size_t bufsiz, int *pro
STATS_TIMEVAL(&tv_start);
err = usb_bulk_transfer(usbdev->handle,
usbdev->found->eps[ep].ep,
ptr, usbbufread, &got, timeout);
ptr, usbbufread, &got, timeout,
cgpu);
cgtime(&tv_finish);
USB_STATS(cgpu, &tv_start, &tv_finish, err,
MODE_BULK_READ, cmd, first ? SEQ0 : SEQ1);
@ -2355,7 +2361,7 @@ int _usb_read(struct cgpu_info *cgpu, int ep, char *buf, size_t bufsiz, int *pro
STATS_TIMEVAL(&tv_start);
err = usb_bulk_transfer(usbdev->handle,
usbdev->found->eps[ep].ep, ptr,
usbbufread, &got, timeout);
usbbufread, &got, timeout, cgpu);
cgtime(&tv_finish);
USB_STATS(cgpu, &tv_start, &tv_finish, err,
MODE_BULK_READ, cmd, first ? SEQ0 : SEQ1);
@ -2483,7 +2489,7 @@ int _usb_write(struct cgpu_info *cgpu, int ep, char *buf, size_t bufsiz, int *pr
err = usb_bulk_transfer(usbdev->handle,
usbdev->found->eps[ep].ep,
(unsigned char *)buf, bufsiz, &sent,
timeout);
timeout, cgpu);
cgtime(&tv_finish);
USB_STATS(cgpu, &tv_start, &tv_finish, err,
MODE_BULK_WRITE, cmd, first ? SEQ0 : SEQ1);