diff options
| -rw-r--r-- | drivers/net/fec_mxc.c | 20 |
1 files changed, 11 insertions, 9 deletions
diff --git a/drivers/net/fec_mxc.c b/drivers/net/fec_mxc.c index 6f071e9..6ede464 100644 --- a/drivers/net/fec_mxc.c +++ b/drivers/net/fec_mxc.c @@ -768,19 +768,21 @@ static int fec_send(struct eth_device *dev, void *packet, int length) * invalidate data cache to see what's really in RAM. Also, we need * barrier here. */ - invalidate_dcache_range(addr, addr + size); - while (readw(&fec->tbd_base[fec->tbd_index].status) & FEC_TBD_READY) { - udelay(1); - invalidate_dcache_range(addr, addr + size); - if (!timeout--) { - ret = -EINVAL; + while (--timeout) { + if (!(readl(&fec->eth->x_des_active) & (1 << 24))) break; - } } - debug("fec_send: status 0x%x index %d\n", + if (!timeout) + ret = -EINVAL; + + invalidate_dcache_range(addr, addr + size); + if (readw(&fec->tbd_base[fec->tbd_index].status) & FEC_TBD_READY) + ret = -EINVAL; + + debug("fec_send: status 0x%x index %d ret %i\n", readw(&fec->tbd_base[fec->tbd_index].status), - fec->tbd_index); + fec->tbd_index, ret); /* for next transmission use the other buffer */ if (fec->tbd_index) fec->tbd_index = 0; |