Commit 3e29adba authored by Sunil Goutham's avatar Sunil Goutham Committed by David S. Miller

net: thunderx: Fix TL4 configuration for secondary Qsets

TL4 calculation for a given SQ of secondary Qsets is incorrect
and goes out of bounds and also for some SQ's TL4 chosen will
transmit data via a different BGX interface and not same as
primary Qset's interface.

This patch fixes this issue.
Signed-off-by: default avatarSunil Goutham <sgoutham@cavium.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 3f4c68cf
......@@ -499,6 +499,7 @@ static void nic_tx_channel_cfg(struct nicpf *nic, u8 vnic,
u32 rr_quantum;
u8 sq_idx = sq->sq_num;
u8 pqs_vnic;
int svf;
if (sq->sqs_mode)
pqs_vnic = nic->pqs_vf[vnic];
......@@ -511,10 +512,19 @@ static void nic_tx_channel_cfg(struct nicpf *nic, u8 vnic,
/* 24 bytes for FCS, IPG and preamble */
rr_quantum = ((NIC_HW_MAX_FRS + 24) / 4);
tl4 = (lmac * NIC_TL4_PER_LMAC) + (bgx * NIC_TL4_PER_BGX);
if (!sq->sqs_mode) {
tl4 = (lmac * NIC_TL4_PER_LMAC) + (bgx * NIC_TL4_PER_BGX);
} else {
for (svf = 0; svf < MAX_SQS_PER_VF; svf++) {
if (nic->vf_sqs[pqs_vnic][svf] == vnic)
break;
}
tl4 = (MAX_LMAC_PER_BGX * NIC_TL4_PER_LMAC);
tl4 += (lmac * NIC_TL4_PER_LMAC * MAX_SQS_PER_VF);
tl4 += (svf * NIC_TL4_PER_LMAC);
tl4 += (bgx * NIC_TL4_PER_BGX);
}
tl4 += sq_idx;
if (sq->sqs_mode)
tl4 += vnic * 8;
tl3 = tl4 / (NIC_MAX_TL4 / NIC_MAX_TL3);
nic_reg_write(nic, NIC_PF_QSET_0_127_SQ_0_7_CFG2 |
......
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