54 строки
1.5 KiB
C
54 строки
1.5 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* Copyright 2008 Cisco Systems, Inc. All rights reserved.
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* Copyright 2007 Nuova Systems, Inc. All rights reserved.
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*/
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#include <linux/string.h>
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#include <linux/device.h>
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#include <scsi/scsi_host.h>
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#include "fnic.h"
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static ssize_t fnic_show_state(struct device *dev,
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struct device_attribute *attr, char *buf)
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{
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struct fc_lport *lp = shost_priv(class_to_shost(dev));
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struct fnic *fnic = lport_priv(lp);
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return snprintf(buf, PAGE_SIZE, "%s\n", fnic_state_str[fnic->state]);
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}
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static ssize_t fnic_show_drv_version(struct device *dev,
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struct device_attribute *attr, char *buf)
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{
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return snprintf(buf, PAGE_SIZE, "%s\n", DRV_VERSION);
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}
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static ssize_t fnic_show_link_state(struct device *dev,
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struct device_attribute *attr, char *buf)
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{
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struct fc_lport *lp = shost_priv(class_to_shost(dev));
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return snprintf(buf, PAGE_SIZE, "%s\n", (lp->link_up)
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? "Link Up" : "Link Down");
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}
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static DEVICE_ATTR(fnic_state, S_IRUGO, fnic_show_state, NULL);
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static DEVICE_ATTR(drv_version, S_IRUGO, fnic_show_drv_version, NULL);
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static DEVICE_ATTR(link_state, S_IRUGO, fnic_show_link_state, NULL);
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static struct attribute *fnic_host_attrs[] = {
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&dev_attr_fnic_state.attr,
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&dev_attr_drv_version.attr,
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&dev_attr_link_state.attr,
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NULL,
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};
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static const struct attribute_group fnic_host_attr_group = {
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.attrs = fnic_host_attrs
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};
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const struct attribute_group *fnic_host_groups[] = {
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&fnic_host_attr_group,
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NULL
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};
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