1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * QLogic iSCSI Offload Driver
4 * Copyright (c) 2016 Cavium Inc.
5 */
6
7#include "qedi.h"
8#include "qedi_gbl.h"
9#include "qedi_iscsi.h"
10#include "qedi_dbg.h"
11
12static inline struct qedi_ctx *qedi_dev_to_hba(struct device *dev)
13{
14	struct Scsi_Host *shost = class_to_shost(dev);
15
16	return iscsi_host_priv(shost);
17}
18
19static ssize_t port_state_show(struct device *dev,
20			       struct device_attribute *attr,
21			       char *buf)
22{
23	struct qedi_ctx *qedi = qedi_dev_to_hba(dev);
24
25	if (atomic_read(&qedi->link_state) == QEDI_LINK_UP)
26		return sprintf(buf, "Online\n");
27	else
28		return sprintf(buf, "Linkdown\n");
29}
30
31static ssize_t speed_show(struct device *dev,
32			  struct device_attribute *attr, char *buf)
33{
34	struct qedi_ctx *qedi = qedi_dev_to_hba(dev);
35	struct qed_link_output if_link;
36
37	qedi_ops->common->get_link(qedi->cdev, &if_link);
38
39	return sprintf(buf, "%d Gbit\n", if_link.speed / 1000);
40}
41
42static DEVICE_ATTR_RO(port_state);
43static DEVICE_ATTR_RO(speed);
44
45static struct attribute *qedi_shost_attrs[] = {
46	&dev_attr_port_state.attr,
47	&dev_attr_speed.attr,
48	NULL
49};
50
51static const struct attribute_group qedi_shost_attr_group = {
52	.attrs = qedi_shost_attrs
53};
54
55const struct attribute_group *qedi_shost_groups[] = {
56	&qedi_shost_attr_group,
57	NULL
58};
59