// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright 2008 Cisco Systems, Inc.  All rights reserved.
 * Copyright 2007 Nuova Systems, Inc.  All rights reserved.
 */
#include <linux/string.h>
#include <linux/device.h>
#include <scsi/scsi_host.h>
#include "fnic.h"

static ssize_t fnic_show_state(struct device *dev,
                               struct device_attribute *attr, char *buf)
{
        struct fnic *fnic =
                *((struct fnic **) shost_priv(class_to_shost(dev)));

        return sysfs_emit(buf, "%s\n", fnic_state_str[fnic->state]);
}

static ssize_t fnic_show_drv_version(struct device *dev,
                                     struct device_attribute *attr, char *buf)
{
        return sysfs_emit(buf, "%s\n", DRV_VERSION);
}

static ssize_t fnic_show_link_state(struct device *dev,
                                    struct device_attribute *attr, char *buf)
{
        struct fnic *fnic =
                *((struct fnic **) shost_priv(class_to_shost(dev)));

        return sysfs_emit(buf, "%s\n",
                                          ((fnic->iport.state != FNIC_IPORT_STATE_INIT) &&
                                           (fnic->iport.state != FNIC_IPORT_STATE_LINK_WAIT)) ?
                                          "Link Up" : "Link Down");
}

static DEVICE_ATTR(fnic_state, S_IRUGO, fnic_show_state, NULL);
static DEVICE_ATTR(drv_version, S_IRUGO, fnic_show_drv_version, NULL);
static DEVICE_ATTR(link_state, S_IRUGO, fnic_show_link_state, NULL);

static struct attribute *fnic_host_attrs[] = {
        &dev_attr_fnic_state.attr,
        &dev_attr_drv_version.attr,
        &dev_attr_link_state.attr,
        NULL,
};

static const struct attribute_group fnic_host_attr_group = {
        .attrs = fnic_host_attrs
};

const struct attribute_group *fnic_host_groups[] = {
        &fnic_host_attr_group,
        NULL
};