From 307862e6697a153a5645c75d86682b75ea471369 Mon Sep 17 00:00:00 2001 From: Saurav Kashyap Date: Mon, 11 Jan 2021 01:31:29 -0800 Subject: scsi: qla2xxx: Add error counters to debugfs node Display error counters via debugfs node. Link: https://lore.kernel.org/r/20210111093134.1206-3-njavali@marvell.com Reviewed-by: Himanshu Madhani Signed-off-by: Saurav Kashyap Signed-off-by: Nilesh Javali Signed-off-by: Martin K. Petersen --- drivers/scsi/qla2xxx/qla_dfs.c | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) diff --git a/drivers/scsi/qla2xxx/qla_dfs.c b/drivers/scsi/qla2xxx/qla_dfs.c index d5ebcf7d70ff..ccce0eab844e 100644 --- a/drivers/scsi/qla2xxx/qla_dfs.c +++ b/drivers/scsi/qla2xxx/qla_dfs.c @@ -286,6 +286,10 @@ qla_dfs_tgt_counters_show(struct seq_file *s, void *unused) core_qla_snd_status, qla_core_ret_sta_ctio, core_qla_free_cmd, num_q_full_sent, num_alloc_iocb_failed, num_term_xchg_sent; u16 i; + fc_port_t *fcport = NULL; + + if (qla2x00_chip_is_down(vha)) + return 0; qla_core_sbt_cmd = qpair->tgt_counters.qla_core_sbt_cmd; core_qla_que_buf = qpair->tgt_counters.core_qla_que_buf; @@ -349,6 +353,30 @@ qla_dfs_tgt_counters_show(struct seq_file *s, void *unused) vha->qla_stats.qla_dif_stats.dif_ref_tag_err); seq_printf(s, "DIF App tag err = %d\n", vha->qla_stats.qla_dif_stats.dif_app_tag_err); + + seq_puts(s, "\n"); + seq_puts(s, "Initiator Error Counters\n"); + seq_printf(s, "HW Error Count = %14lld\n", + vha->hw_err_cnt); + seq_printf(s, "Link Down Count = %14lld\n", + vha->short_link_down_cnt); + seq_printf(s, "Interface Err Count = %14lld\n", + vha->interface_err_cnt); + seq_printf(s, "Cmd Timeout Count = %14lld\n", + vha->cmd_timeout_cnt); + seq_printf(s, "Reset Count = %14lld\n", + vha->reset_cmd_err_cnt); + seq_puts(s, "\n"); + + list_for_each_entry(fcport, &vha->vp_fcports, list) { + if (!fcport || !fcport->rport) + continue; + + seq_printf(s, "Target Num = %7d Link Down Count = %14lld\n", + fcport->rport->number, fcport->tgt_short_link_down_cnt); + } + seq_puts(s, "\n"); + return 0; } -- cgit v1.2.3