diff mbox series

[v4,01/14] qla2xxx: Add fw_attr and port_no SysFS node

Message ID 20190312180823.25631-2-hmadhani@marvell.com (mailing list archive)
State Accepted
Headers show
Series qla2xxx: Add support for ISP28XX (Gen7) adapter | expand

Commit Message

Himanshu Madhani March 12, 2019, 6:08 p.m. UTC 
From: Joe Carnuccio <joe.carnuccio@cavium.com>

This patch adds new SysFS node to display firmware attributes
and port number

Signed-off-by: Joe Carnuccio <joe.carnuccio@cavium.com>
Signed-off-by: Himanshu Madhani <hmadhani@marvell.com>
---
 drivers/scsi/qla2xxx/qla_attr.c | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
diff mbox series

Patch

diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c
index 2eb1ae721a7d..46fcc718337b 100644
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -2162,6 +2162,32 @@  qla2x00_dif_bundle_statistics_show(struct device *dev,
 	    ha->dif_bundle_dma_allocs, ha->pool.unusable.count);
 }
 
+static ssize_t
+qla2x00_fw_attr_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;
+
+	if (!IS_QLA27XX(ha))
+		return scnprintf(buf, PAGE_SIZE, "\n");
+
+	return scnprintf(buf, PAGE_SIZE, "%llx\n",
+	    (uint64_t)ha->fw_attributes_ext[1] << 48 |
+	    (uint64_t)ha->fw_attributes_ext[0] << 32 |
+	    (uint64_t)ha->fw_attributes_h << 16 |
+	    (uint64_t)ha->fw_attributes);
+}
+
+static ssize_t
+qla2x00_port_no_show(struct device *dev, struct device_attribute *attr,
+    char *buf)
+{
+	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
+
+	return scnprintf(buf, PAGE_SIZE, "%u\n", vha->hw->port_no);
+}
+
 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);
@@ -2219,6 +2245,8 @@  static DEVICE_ATTR(dif_bundle_statistics, 0444,
     qla2x00_dif_bundle_statistics_show, NULL);
 static DEVICE_ATTR(port_speed, 0644, qla2x00_port_speed_show,
     qla2x00_port_speed_store);
+static DEVICE_ATTR(port_no, 0444, qla2x00_port_no_show, NULL);
+static DEVICE_ATTR(fw_attr, 0444, qla2x00_fw_attr_show, NULL);
 
 
 struct device_attribute *qla2x00_host_attrs[] = {
@@ -2259,6 +2287,8 @@  struct device_attribute *qla2x00_host_attrs[] = {
 	&dev_attr_zio_threshold,
 	&dev_attr_dif_bundle_statistics,
 	&dev_attr_port_speed,
+	&dev_attr_port_no,
+	&dev_attr_fw_attr,
 	NULL, /* reserve for qlini_mode */
 	NULL, /* reserve for ql2xiniexchg */
 	NULL, /* reserve for ql2xexchoffld */