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qla2x00t-32gbit: Add sysfs node for D-Port Diagnostics AEN data

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This patch adds sysfs node to show D-Port diag data.

Link: https://lore.kernel.org/r/20200212214436.25532-4-hmadhani@marvell.com
Signed-off-by: Joe Carnuccio <joe.carnuccio@cavium.com>
Signed-off-by: Himanshu Madhani <hmadhani@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

[ commit e6ad2b79b82f41a51f90c95686c39cd8be4a35f3 upstream ]


git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@8788 d57e44dd-8a1f-0410-8b47-8ef2f437770f
This commit is contained in:
Bart Van Assche
2020-03-07 21:10:56 +00:00
parent bdb841a713
commit 75f9dada7a
3 changed files with 23 additions and 0 deletions
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qla2x00t-32gbit/qla_attr.c
+21
View File
@@ -2323,6 +2323,26 @@ qla2x00_port_no_show(struct device *dev, struct device_attribute *attr,
return scnprintf(buf, PAGE_SIZE, "%u\n", vha->hw->port_no);
}
static ssize_t
qla2x00_dport_diagnostics_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
if (!IS_QLA83XX(vha->hw) && !IS_QLA27XX(vha->hw) &&
!IS_QLA28XX(vha->hw))
return scnprintf(buf, PAGE_SIZE, "\n");
if (!*vha->dport_data)
return scnprintf(buf, PAGE_SIZE, "\n");
return scnprintf(buf, PAGE_SIZE, "%04x %04x %04x %04x\n",
vha->dport_data[0], vha->dport_data[1],
vha->dport_data[2], vha->dport_data[3]);
}
static DEVICE_ATTR(dport_diagnostics, 0444,
qla2x00_dport_diagnostics_show, NULL);
static DEVICE_ATTR(driver_version, S_IRUGO, qla2x00_driver_version_show, NULL);
static DEVICE_ATTR(fw_version, S_IRUGO, qla2x00_fw_version_show, NULL);
static DEVICE_ATTR(serial_num, S_IRUGO, qla2x00_serial_num_show, NULL);
@@ -2431,6 +2451,7 @@ struct device_attribute *qla2x00_host_attrs[] = {
&dev_attr_port_speed,
&dev_attr_port_no,
&dev_attr_fw_attr,
&dev_attr_dport_diagnostics,
NULL, /* reserve for qlini_mode */
NULL, /* reserve for ql2xiniexchg */
NULL, /* reserve for ql2xexchoffld */
qla2x00t-32gbit/qla_def.h
+1
View File
@@ -4568,6 +4568,7 @@ typedef struct scsi_qla_host {
uint8_t n2n_node_name[WWN_SIZE];
uint8_t n2n_port_name[WWN_SIZE];
uint16_t n2n_id;
__le16 dport_data[4];
struct list_head gpnid_list;
struct fab_scan scan;
qla2x00t-32gbit/qla_isr.c
+1
View File
@@ -1266,6 +1266,7 @@ global_port_update:
ql_dbg(ql_dbg_async, vha, 0x5052,
"D-Port Diagnostics: %04x %04x %04x %04x\n",
mb[0], mb[1], mb[2], mb[3]);
memcpy(vha->dport_data, mb, sizeof(vha->dport_data));
if (IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
static char *results[] = {
"start", "done(pass)", "done(error)", "undefined" };