diff options
author | Mike Marciniszyn <mike.marciniszyn@intel.com> | 2017-10-23 06:06:08 -0700 |
---|---|---|
committer | Doug Ledford <dledford@redhat.com> | 2017-10-30 14:51:36 -0400 |
commit | 1b311f8931cfe5b678c43904cb6f838489afdc0f (patch) | |
tree | ad38c81bce0f4b08688bbdab36de92bd4963cd3c /drivers/infiniband/hw/hfi1/verbs.c | |
parent | 406310c66d95781e58e29a36c3d1528248aaf941 (diff) |
IB/hfi1: Add tx_opcode_stats like the opcode_stats
This patch adds tx_opcode_stats to parallel the
(rx)opcode_stats in the debugfs.
Reviewed-by: Kaike Wan <kaike.wan@intel.com>
Signed-off-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw/hfi1/verbs.c')
-rw-r--r-- | drivers/infiniband/hw/hfi1/verbs.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/hfi1/verbs.c b/drivers/infiniband/hw/hfi1/verbs.c index 8f6666bb1c2c..a38785e224cc 100644 --- a/drivers/infiniband/hw/hfi1/verbs.c +++ b/drivers/infiniband/hw/hfi1/verbs.c @@ -796,6 +796,27 @@ bail_txadd: return ret; } +/** + * update_tx_opstats - record stats by opcode + * @qp; the qp + * @ps: transmit packet state + * @plen: the plen in dwords + * + * This is a routine to record the tx opstats after a + * packet has been presented to the egress mechanism. + */ +static void update_tx_opstats(struct rvt_qp *qp, struct hfi1_pkt_state *ps, + u32 plen) +{ +#ifdef CONFIG_DEBUG_FS + struct hfi1_devdata *dd = dd_from_ibdev(qp->ibqp.device); + struct hfi1_opcode_stats_perctx *s = get_cpu_ptr(dd->tx_opstats); + + inc_opstats(plen * 4, &s->stats[ps->opcode]); + put_cpu_ptr(s); +#endif +} + /* * Build the number of DMA descriptors needed to send length bytes of data. * @@ -934,6 +955,8 @@ int hfi1_verbs_send_dma(struct rvt_qp *qp, struct hfi1_pkt_state *ps, goto bail_ecomm; return ret; } + + update_tx_opstats(qp, ps, plen); trace_sdma_output_ibhdr(dd_from_ibdev(qp->ibqp.device), &ps->s_txreq->phdr.hdr, ib_is_sc5(sc5)); return ret; @@ -1127,6 +1150,7 @@ int hfi1_verbs_send_pio(struct rvt_qp *qp, struct hfi1_pkt_state *ps, seg_pio_copy_end(pbuf); } + update_tx_opstats(qp, ps, plen); trace_pio_output_ibhdr(dd_from_ibdev(qp->ibqp.device), &ps->s_txreq->phdr.hdr, ib_is_sc5(sc5)); |