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[SCSI] qla2xxx: Add FW DUMP SIZE sysfs attribute. 

Signed-off-by: Harish Zunjarrao <harish.zunjarrao@qlogic.com>
Signed-off-by: Chad Dupuis <chad.dupuis@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Harish Zunjarrao 2012-08-22 14:21:02 -04:00 committed by James Bottomley
parent a9b6f722f6
commit 40129a4c6e
1 changed files with 20 additions and 0 deletions
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20
drivers/scsi/qla2xxx/qla_attr.c
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@ -1276,6 +1276,24 @@ qla2x00_diag_megabytes_show(struct device *dev,
vha->bidi_stats.transfer_bytes >> 20);
}
static ssize_t
qla2x00_fw_dump_size_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
struct qla_hw_data *ha = vha->hw;
uint32_t size;
if (!ha->fw_dumped)
size = 0;
else if (IS_QLA82XX(ha))
size = ha->md_template_size + ha->md_dump_size;
else
size = ha->fw_dump_len;
return snprintf(buf, PAGE_SIZE, "%d\n", size);
}
static DEVICE_ATTR(driver_version, S_IRUGO, qla2x00_drvr_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);
@ -1316,6 +1334,7 @@ static DEVICE_ATTR(fw_state, S_IRUGO, qla2x00_fw_state_show, NULL);
static DEVICE_ATTR(thermal_temp, S_IRUGO, qla2x00_thermal_temp_show, NULL);
static DEVICE_ATTR(diag_requests, S_IRUGO, qla2x00_diag_requests_show, NULL);
static DEVICE_ATTR(diag_megabytes, S_IRUGO, qla2x00_diag_megabytes_show, NULL);
static DEVICE_ATTR(fw_dump_size, S_IRUGO, qla2x00_fw_dump_size_show, NULL);
struct device_attribute *qla2x00_host_attrs[] = {
&dev_attr_driver_version,
@ -1347,6 +1366,7 @@ struct device_attribute *qla2x00_host_attrs[] = {
&dev_attr_thermal_temp,
&dev_attr_diag_requests,
&dev_attr_diag_megabytes,
&dev_attr_fw_dump_size,
NULL,
};