Commit e106a4d9 authored by Hariprasad Shenai's avatar Hariprasad Shenai Committed by David S. Miller
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cxgb4: Add some more details to sge qinfo 



Adding more details to sge qinfo for debugging purpose.

Signed-off-by: default avatarHariprasad Shenai <hariprasad@chelsio.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 76550786

drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c

+53 −8
Original line number Diff line number Diff line
@@ -1943,13 +1943,13 @@ static int sge_qinfo_show(struct seq_file *seq, void *v) 
{

	struct adapter *adap = seq->private;

	int eth_entries = DIV_ROUND_UP(adap->sge.ethqsets, 4);

	int toe_entries = DIV_ROUND_UP(adap->sge.ofldqsets, 4);

	int iscsi_entries = DIV_ROUND_UP(adap->sge.ofldqsets, 4);

	int rdma_entries = DIV_ROUND_UP(adap->sge.rdmaqs, 4);

	int ciq_entries = DIV_ROUND_UP(adap->sge.rdmaciqs, 4);

	int ctrl_entries = DIV_ROUND_UP(MAX_CTRL_QUEUES, 4);

	int i, r = (uintptr_t)v - 1;

	int toe_idx = r - eth_entries;

	int rdma_idx = toe_idx - toe_entries;

	int iscsi_idx = r - eth_entries;

	int rdma_idx = iscsi_idx - iscsi_entries;

	int ciq_idx = rdma_idx - rdma_entries;

	int ctrl_idx =  ciq_idx - ciq_entries;

	int fq_idx =  ctrl_idx - ctrl_entries;
@@ -1965,8 +1965,12 @@ do { \ 
		seq_putc(seq, '\n'); \

} while (0)

#define S(s, v) S3("s", s, v)

#define T3(fmt_spec, s, v) S3(fmt_spec, s, tx[i].v)

#define T(s, v) S3("u", s, tx[i].v)

#define TL(s, v) T3("lu", s, v)

#define R3(fmt_spec, s, v) S3(fmt_spec, s, rx[i].v)

#define R(s, v) S3("u", s, rx[i].v)

#define RL(s, v) R3("lu", s, v)



	if (r < eth_entries) {

		int base_qset = r * 4;
@@ -2005,12 +2009,30 @@ do { \ 
		R("FL avail:", fl.avail);

		R("FL PIDX:", fl.pidx);

		R("FL CIDX:", fl.cidx);

	} else if (toe_idx < toe_entries) {

		const struct sge_ofld_rxq *rx = &adap->sge.ofldrxq[toe_idx * 4];

		const struct sge_ofld_txq *tx = &adap->sge.ofldtxq[toe_idx * 4];

		int n = min(4, adap->sge.ofldqsets - 4 * toe_idx);

		RL("RxPackets:", stats.pkts);

		RL("RxCSO:", stats.rx_cso);

		RL("VLANxtract:", stats.vlan_ex);

		RL("LROmerged:", stats.lro_merged);

		RL("LROpackets:", stats.lro_pkts);

		RL("RxDrops:", stats.rx_drops);

		TL("TSO:", tso);

		TL("TxCSO:", tx_cso);

		TL("VLANins:", vlan_ins);

		TL("TxQFull:", q.stops);

		TL("TxQRestarts:", q.restarts);

		TL("TxMapErr:", mapping_err);

		RL("FLAllocErr:", fl.alloc_failed);

		RL("FLLrgAlcErr:", fl.large_alloc_failed);

		RL("FLStarving:", fl.starving);



	} else if (iscsi_idx < iscsi_entries) {

		const struct sge_ofld_rxq *rx =

			&adap->sge.ofldrxq[iscsi_idx * 4];

		const struct sge_ofld_txq *tx =

			&adap->sge.ofldtxq[iscsi_idx * 4];

		int n = min(4, adap->sge.ofldqsets - 4 * iscsi_idx);



		S("QType:", "TOE");

		S("QType:", "iSCSI");

		T("TxQ ID:", q.cntxt_id);

		T("TxQ size:", q.size);

		T("TxQ inuse:", q.in_use);
@@ -2030,6 +2052,13 @@ do { \ 
		R("FL avail:", fl.avail);

		R("FL PIDX:", fl.pidx);

		R("FL CIDX:", fl.cidx);

		RL("RxPackets:", stats.pkts);

		RL("RxImmPkts:", stats.imm);

		RL("RxNoMem:", stats.nomem);

		RL("FLAllocErr:", fl.alloc_failed);

		RL("FLLrgAlcErr:", fl.large_alloc_failed);

		RL("FLStarving:", fl.starving);



	} else if (rdma_idx < rdma_entries) {

		const struct sge_ofld_rxq *rx =

				&adap->sge.rdmarxq[rdma_idx * 4];
@@ -2052,6 +2081,13 @@ do { \ 
		R("FL avail:", fl.avail);

		R("FL PIDX:", fl.pidx);

		R("FL CIDX:", fl.cidx);

		RL("RxPackets:", stats.pkts);

		RL("RxImmPkts:", stats.imm);

		RL("RxNoMem:", stats.nomem);

		RL("FLAllocErr:", fl.alloc_failed);

		RL("FLLrgAlcErr:", fl.large_alloc_failed);

		RL("FLStarving:", fl.starving);



	} else if (ciq_idx < ciq_entries) {

		const struct sge_ofld_rxq *rx = &adap->sge.rdmaciq[ciq_idx * 4];

		int n = min(4, adap->sge.rdmaciqs - 4 * ciq_idx);
@@ -2067,6 +2103,9 @@ do { \ 
		S3("u", "Intr delay:", qtimer_val(adap, &rx[i].rspq));

		S3("u", "Intr pktcnt:",

		   adap->sge.counter_val[rx[i].rspq.pktcnt_idx]);

		RL("RxAN:", stats.an);

		RL("RxNoMem:", stats.nomem);



	} else if (ctrl_idx < ctrl_entries) {

		const struct sge_ctrl_txq *tx = &adap->sge.ctrlq[ctrl_idx * 4];

		int n = min(4, adap->params.nports - 4 * ctrl_idx);
@@ -2077,6 +2116,8 @@ do { \ 
		T("TxQ inuse:", q.in_use);

		T("TxQ CIDX:", q.cidx);

		T("TxQ PIDX:", q.pidx);

		TL("TxQFull:", q.stops);

		TL("TxQRestarts:", q.restarts);

	} else if (fq_idx == 0) {

		const struct sge_rspq *evtq = &adap->sge.fw_evtq;
@@ -2092,8 +2133,12 @@ do { \ 
			   adap->sge.counter_val[evtq->pktcnt_idx]);

	}

#undef R

#undef RL

#undef T

#undef TL

#undef S

#undef R3

#undef T3

#undef S3

	return 0;

}