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Diffstat (limited to 'src/libosmo-fl2k.c')
-rw-r--r--src/libosmo-fl2k.c17
1 files changed, 10 insertions, 7 deletions
diff --git a/src/libosmo-fl2k.c b/src/libosmo-fl2k.c
index 0b03254..afc4d4f 100644
--- a/src/libosmo-fl2k.c
+++ b/src/libosmo-fl2k.c
@@ -529,6 +529,7 @@ static void LIBUSB_CALL _libusb_callback(struct libusb_transfer *xfer)
fl2k_xfer_info_t *next_xfer_info;
fl2k_dev_t *dev = (fl2k_dev_t *)xfer_info->dev;
struct libusb_transfer *next_xfer = NULL;
+ int r = 0;
if (LIBUSB_TRANSFER_COMPLETED == xfer->status) {
/* resubmit transfer */
@@ -541,8 +542,7 @@ static void LIBUSB_CALL _libusb_callback(struct libusb_transfer *xfer)
/* Submit next filled transfer */
next_xfer_info->state = BUF_SUBMITTED;
- libusb_submit_transfer(next_xfer);
-
+ r = libusb_submit_transfer(next_xfer);
xfer_info->state = BUF_EMPTY;
pthread_cond_signal(&dev->buf_cond);
} else {
@@ -551,17 +551,21 @@ static void LIBUSB_CALL _libusb_callback(struct libusb_transfer *xfer)
* stops to output data and hangs
* (happens only in the hacked 'gapless'
* mode without HSYNC and VSYNC) */
- libusb_submit_transfer(xfer);
+ r = libusb_submit_transfer(xfer);
pthread_cond_signal(&dev->buf_cond);
dev->underflow_cnt++;
}
}
- } else if (LIBUSB_TRANSFER_CANCELLED != xfer->status) {
+ }
+
+ if (((LIBUSB_TRANSFER_CANCELLED != xfer->status) &&
+ (LIBUSB_TRANSFER_COMPLETED != xfer->status)) ||
+ (r == LIBUSB_ERROR_NO_DEVICE)) {
dev->dev_lost = 1;
fl2k_stop_tx(dev);
pthread_cond_signal(&dev->buf_cond);
- fprintf(stderr, "cb transfer status: %d, "
- "canceling...\n", xfer->status);
+ fprintf(stderr, "cb transfer status: %d, submit "
+ "transfer %d, canceling...\n", xfer->status, r);
}
}
@@ -919,7 +923,6 @@ static void *fl2k_sample_worker(void *arg)
if (dev->dev_lost && dev->cb) {
data_info.device_error = 1;
dev->cb(&data_info);
- fl2k_stop_tx(dev);
}
pthread_exit(NULL);