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Revert "Check for the async variants of the libusb errors and retry up to retry max when trying to clear a pipe error/stall."

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This reverts commit c7d5256b3657bd6d4f2f04f7288cd757bcbf77a5.
This commit is contained in:
Con Kolivas 2013-10-07 20:34:13 +11:00
parent d34279b226
commit 2806f49c01
1 changed files with 4 additions and 11 deletions
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15
usbutils.c
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@ -20,10 +20,7 @@
#define NODEV(err) ((err) == LIBUSB_ERROR_NO_DEVICE || \
(err) == LIBUSB_ERROR_PIPE || \
(err) == LIBUSB_ERROR_OTHER || \
(err) == LIBUSB_TRANSFER_NO_DEVICE || \
(err) == LIBUSB_TRANSFER_STALL || \
(err) == LIBUSB_TRANSFER_ERROR)
(err) == LIBUSB_ERROR_OTHER)
#define NOCONTROLDEV(err) ((err) == LIBUSB_ERROR_NO_DEVICE || \
(err) == LIBUSB_ERROR_OTHER)
@ -2264,10 +2261,10 @@ usb_bulk_transfer(struct libusb_device_handle *dev_handle, int intinfo,
enum usb_cmds cmd, __maybe_unused int seq)
{
struct usb_epinfo *usb_epinfo;
int err, errn, retries = 0;
struct usb_transfer ut;
unsigned char endpoint;
uint16_t MaxPacketSize;
int err, errn;
#if DO_USB_STATS
struct timeval tv_start, tv_finish;
#endif
@ -2294,7 +2291,6 @@ usb_bulk_transfer(struct libusb_device_handle *dev_handle, int intinfo,
libusb_fill_bulk_transfer(ut.transfer, dev_handle, endpoint, buf, length,
bulk_callback, &ut, timeout);
retry:
STATS_TIMEVAL(&tv_start);
cg_rlock(&cgusb_fd_lock);
err = libusb_submit_transfer(ut.transfer);
@ -2306,13 +2302,12 @@ retry:
STATS_TIMEVAL(&tv_finish);
USB_STATS(cgpu, &tv_start, &tv_finish, err, mode, cmd, seq, timeout);
if (err < 0) {
if (err < 0)
applog(LOG_DEBUG, "%s%i: %s (amt=%d err=%d ern=%d)",
cgpu->drv->name, cgpu->device_id,
usb_cmdname(cmd), *transferred, err, errn);
}
if ((err == LIBUSB_ERROR_PIPE || err == LIBUSB_TRANSFER_STALL) && ++retries < USB_RETRY_MAX) {
if (err == LIBUSB_ERROR_PIPE || err == LIBUSB_TRANSFER_STALL) {
cgpu->usbinfo.last_pipe = time(NULL);
cgpu->usbinfo.pipe_count++;
applog(LOG_INFO, "%s%i: libusb pipe error, trying to clear",
@ -2323,8 +2318,6 @@ retry:
if (err)
cgpu->usbinfo.clear_fail_count++;
else
goto retry;
}
if ((endpoint & LIBUSB_ENDPOINT_DIR_MASK) == LIBUSB_ENDPOINT_IN)
memcpy(data, buf, length);