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authorandrew.vasquez@qlogic.com <andrew.vasquez@qlogic.com>2006-01-31 16:05:02 -0800
committer <jejb@mulgrave.il.steeleye.com>2006-02-04 16:11:35 -0600
commit392e2f651c8a83484116a407a9f121e534c22b5a (patch)
tree7e36db1064949fe3ec4d6e6cd51b4ef1f70b5c70 /drivers/scsi/qla2xxx/qla_attr.c
parent8d067623adf119081b7a2683cdc6ee90eb8a70b2 (diff)
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[SCSI] qla2xxx: Add host-statistics FC transport attributes.
Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_attr.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_attr.c37
1 files changed, 36 insertions, 1 deletions
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c
index 5501632..5a8d5c4 100644
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -7,7 +7,6 @@
#include "qla_def.h"
#include <linux/vmalloc.h>
-#include <scsi/scsi_transport_fc.h>
/* SYSFS attributes --------------------------------------------------------- */
@@ -555,6 +554,41 @@ qla2x00_issue_lip(struct Scsi_Host *shost)
return 0;
}
+static struct fc_host_statistics *
+qla2x00_get_fc_host_stats(struct Scsi_Host *shost)
+{
+ scsi_qla_host_t *ha = to_qla_host(shost);
+ int rval;
+ uint16_t mb_stat[1];
+ link_stat_t stat_buf;
+ struct fc_host_statistics *pfc_host_stat;
+
+ pfc_host_stat = &ha->fc_host_stat;
+ memset(pfc_host_stat, -1, sizeof(struct fc_host_statistics));
+
+ if (IS_QLA24XX(ha) || IS_QLA25XX(ha)) {
+ rval = qla24xx_get_isp_stats(ha, (uint32_t *)&stat_buf,
+ sizeof(stat_buf) / 4, mb_stat);
+ } else {
+ rval = qla2x00_get_link_status(ha, ha->loop_id, &stat_buf,
+ mb_stat);
+ }
+ if (rval != 0) {
+ qla_printk(KERN_WARNING, ha,
+ "Unable to retrieve host statistics (%d).\n", mb_stat[0]);
+ return pfc_host_stat;
+ }
+
+ pfc_host_stat->link_failure_count = stat_buf.link_fail_cnt;
+ pfc_host_stat->loss_of_sync_count = stat_buf.loss_sync_cnt;
+ pfc_host_stat->loss_of_signal_count = stat_buf.loss_sig_cnt;
+ pfc_host_stat->prim_seq_protocol_err_count = stat_buf.prim_seq_err_cnt;
+ pfc_host_stat->invalid_tx_word_count = stat_buf.inval_xmit_word_cnt;
+ pfc_host_stat->invalid_crc_count = stat_buf.inval_crc_cnt;
+
+ return pfc_host_stat;
+}
+
struct fc_function_template qla2xxx_transport_functions = {
.show_host_node_name = 1,
@@ -583,6 +617,7 @@ struct fc_function_template qla2xxx_transport_functions = {
.show_rport_dev_loss_tmo = 1,
.issue_fc_host_lip = qla2x00_issue_lip,
+ .get_fc_host_stats = qla2x00_get_fc_host_stats,
};
void