summaryrefslogtreecommitdiffstats
path: root/drivers/scsi/snic/snic_attrs.c
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/scsi/snic/snic_attrs.c
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/scsi/snic/snic_attrs.c')
-rw-r--r--drivers/scsi/snic/snic_attrs.c72
1 files changed, 72 insertions, 0 deletions
diff --git a/drivers/scsi/snic/snic_attrs.c b/drivers/scsi/snic/snic_attrs.c
new file mode 100644
index 000000000..3ddbdbc3d
--- /dev/null
+++ b/drivers/scsi/snic/snic_attrs.c
@@ -0,0 +1,72 @@
+// SPDX-License-Identifier: GPL-2.0-only
+// Copyright 2014 Cisco Systems, Inc. All rights reserved.
+
+#include <linux/string.h>
+#include <linux/device.h>
+
+#include "snic.h"
+
+static ssize_t
+snic_show_sym_name(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct snic *snic = shost_priv(class_to_shost(dev));
+
+ return snprintf(buf, PAGE_SIZE, "%s\n", snic->name);
+}
+
+static ssize_t
+snic_show_state(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct snic *snic = shost_priv(class_to_shost(dev));
+
+ return snprintf(buf, PAGE_SIZE, "%s\n",
+ snic_state_str[snic_get_state(snic)]);
+}
+
+static ssize_t
+snic_show_drv_version(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ return snprintf(buf, PAGE_SIZE, "%s\n", SNIC_DRV_VERSION);
+}
+
+static ssize_t
+snic_show_link_state(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct snic *snic = shost_priv(class_to_shost(dev));
+
+ if (snic->config.xpt_type == SNIC_DAS)
+ snic->link_status = svnic_dev_link_status(snic->vdev);
+
+ return snprintf(buf, PAGE_SIZE, "%s\n",
+ (snic->link_status) ? "Link Up" : "Link Down");
+}
+
+static DEVICE_ATTR(snic_sym_name, S_IRUGO, snic_show_sym_name, NULL);
+static DEVICE_ATTR(snic_state, S_IRUGO, snic_show_state, NULL);
+static DEVICE_ATTR(drv_version, S_IRUGO, snic_show_drv_version, NULL);
+static DEVICE_ATTR(link_state, S_IRUGO, snic_show_link_state, NULL);
+
+static struct attribute *snic_host_attrs[] = {
+ &dev_attr_snic_sym_name.attr,
+ &dev_attr_snic_state.attr,
+ &dev_attr_drv_version.attr,
+ &dev_attr_link_state.attr,
+ NULL,
+};
+
+static const struct attribute_group snic_host_attr_group = {
+ .attrs = snic_host_attrs
+};
+
+const struct attribute_group *snic_host_groups[] = {
+ &snic_host_attr_group,
+ NULL
+};