diff mbox series

[v2,05/10] scsi: fnic: Add fnic port speed stat to finc debug stats

Message ID 20190115010929.15347-6-satishkh@cisco.com (mailing list archive)
State Mainlined
Commit d948e6383ec372da488cb553d56e100787a32ace
Headers show
Series fnic driver updates | expand

Commit Message

Satish Kharat Jan. 15, 2019, 1:09 a.m. UTC 
This patch adds the current fnic port speed stat to fnic
debug stats.

Signed-off-by: Satish Kharat <satishkh@cisco.com>
---
 drivers/scsi/fnic/fnic_fcs.c   | 6 ++++++
 drivers/scsi/fnic/fnic_stats.h | 1 +
 drivers/scsi/fnic/fnic_trace.c | 5 +++++
 3 files changed, 12 insertions(+)
diff mbox series

Patch

diff --git a/drivers/scsi/fnic/fnic_fcs.c b/drivers/scsi/fnic/fnic_fcs.c
index 9bc1ece372a7..911a5adc289c 100644
--- a/drivers/scsi/fnic/fnic_fcs.c
+++ b/drivers/scsi/fnic/fnic_fcs.c
@@ -65,6 +65,12 @@  void fnic_handle_link(struct work_struct *work)
 	fnic->link_status = vnic_dev_link_status(fnic->vdev);
 	fnic->link_down_cnt = vnic_dev_link_down_cnt(fnic->vdev);
 
+	atomic64_set(&fnic->fnic_stats.misc_stats.current_port_speed,
+			vnic_dev_port_speed(fnic->vdev));
+	shost_printk(KERN_INFO, fnic->lport->host, "Current vnic speed set to :  %llu\n",
+			(u64)atomic64_read(
+			&fnic->fnic_stats.misc_stats.current_port_speed));
+
 	switch (vnic_dev_port_speed(fnic->vdev)) {
 	case DCEM_PORTSPEED_10G:
 		fc_host_speed(fnic->lport->host)   = FC_PORTSPEED_10GBIT;
diff --git a/drivers/scsi/fnic/fnic_stats.h b/drivers/scsi/fnic/fnic_stats.h
index 9daa6ada6fa0..299e925921b1 100644
--- a/drivers/scsi/fnic/fnic_stats.h
+++ b/drivers/scsi/fnic/fnic_stats.h
@@ -113,6 +113,7 @@  struct misc_stats {
 	atomic64_t queue_fulls;
 	atomic64_t rport_not_ready;
 	atomic64_t frame_errors;
+	atomic64_t current_port_speed;
 };
 
 struct fnic_stats {
diff --git a/drivers/scsi/fnic/fnic_trace.c b/drivers/scsi/fnic/fnic_trace.c
index bf0fd2aeb92e..8c0d4ee824db 100644
--- a/drivers/scsi/fnic/fnic_trace.c
+++ b/drivers/scsi/fnic/fnic_trace.c
@@ -446,6 +446,11 @@  int fnic_get_stats_data(struct stats_debug_info *debug,
 		  (u64)atomic64_read(&stats->misc_stats.rport_not_ready),
 		  (u64)atomic64_read(&stats->misc_stats.frame_errors));
 
+	len += snprintf(debug->debug_buffer + len, buf_size - len,
+			"Firmware reported port seed: %llu\n",
+			(u64)atomic64_read(
+				&stats->misc_stats.current_port_speed));
+
 	return len;
 
 }