static int device_tx_srv(struct vnt_private *pDevice, unsigned int uIdx)
{
PSTxDesc pTD;
int works = 0;
unsigned char byTsr0;
unsigned char byTsr1;
for (pTD = pDevice->apTailTD[uIdx]; pDevice->iTDUsed[uIdx] > 0; pTD = pTD->next) {
if (pTD->m_td0TD0.f1Owner == OWNED_BY_NIC)
break;
if (works++ > 15)
break;
byTsr0 = pTD->m_td0TD0.byTSR0;
byTsr1 = pTD->m_td0TD0.byTSR1;
//Only the status of first TD in the chain is correct
if (pTD->m_td1TD1.byTCR & TCR_STP) {
if ((pTD->pTDInfo->byFlags & TD_FLAGS_NETIF_SKB) != 0) {
vnt_int_report_rate(pDevice, pTD->pTDInfo, byTsr0, byTsr1);
if (!(byTsr1 & TSR1_TERR)) {
if (byTsr0 != 0) {
pr_debug(" Tx[%d] OK but has error. tsr1[%02X] tsr0[%02X]\n",
(int)uIdx, byTsr1,
byTsr0);
}
} else {
pr_debug(" Tx[%d] dropped & tsr1[%02X] tsr0[%02X]\n",
(int)uIdx, byTsr1, byTsr0);
}
}
if (byTsr1 & TSR1_TERR) {
if ((pTD->pTDInfo->byFlags & TD_FLAGS_PRIV_SKB) != 0) {
pr_debug(" Tx[%d] fail has error. tsr1[%02X] tsr0[%02X]\n",
(int)uIdx, byTsr1, byTsr0);
}
}
device_free_tx_buf(pDevice, pTD);
pDevice->iTDUsed[uIdx]--;
}
}
pDevice->apTailTD[uIdx] = pTD;
return works;
}
static int device_tx_srv(struct vnt_private *priv, unsigned int idx)
{
struct vnt_tx_desc *desc;
int works = 0;
unsigned char byTsr0;
unsigned char byTsr1;
for (desc = priv->apTailTD[idx]; priv->iTDUsed[idx] > 0; desc = desc->next) {
if (desc->td0.owner == OWNED_BY_NIC)
break;
if (works++ > 15)
break;
byTsr0 = desc->td0.tsr0;
byTsr1 = desc->td0.tsr1;
/* Only the status of first TD in the chain is correct */
if (desc->td1.tcr & TCR_STP) {
if ((desc->td_info->flags & TD_FLAGS_NETIF_SKB) != 0) {
if (!(byTsr1 & TSR1_TERR)) {
if (byTsr0 != 0) {
pr_debug(" Tx[%d] OK but has error. tsr1[%02X] tsr0[%02X]\n",
(int)idx, byTsr1,
byTsr0);
}
} else {
pr_debug(" Tx[%d] dropped & tsr1[%02X] tsr0[%02X]\n",
(int)idx, byTsr1, byTsr0);
}
}
if (byTsr1 & TSR1_TERR) {
if ((desc->td_info->flags & TD_FLAGS_PRIV_SKB) != 0) {
pr_debug(" Tx[%d] fail has error. tsr1[%02X] tsr0[%02X]\n",
(int)idx, byTsr1, byTsr0);
}
}
vnt_int_report_rate(priv, desc->td_info, byTsr0, byTsr1);
device_free_tx_buf(priv, desc);
priv->iTDUsed[idx]--;
}
}
priv->apTailTD[idx] = desc;
return works;
}
