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Diffstat (limited to 'drivers/scsi/qedi/qedi_sysfs.c')
-rw-r--r--drivers/scsi/qedi/qedi_sysfs.c58
1 files changed, 58 insertions, 0 deletions
diff --git a/drivers/scsi/qedi/qedi_sysfs.c b/drivers/scsi/qedi/qedi_sysfs.c
new file mode 100644
index 0000000000..b00a7e08ef
--- /dev/null
+++ b/drivers/scsi/qedi/qedi_sysfs.c
@@ -0,0 +1,58 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * QLogic iSCSI Offload Driver
+ * Copyright (c) 2016 Cavium Inc.
+ */
+
+#include "qedi.h"
+#include "qedi_gbl.h"
+#include "qedi_iscsi.h"
+#include "qedi_dbg.h"
+
+static inline struct qedi_ctx *qedi_dev_to_hba(struct device *dev)
+{
+ struct Scsi_Host *shost = class_to_shost(dev);
+
+ return iscsi_host_priv(shost);
+}
+
+static ssize_t port_state_show(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct qedi_ctx *qedi = qedi_dev_to_hba(dev);
+
+ if (atomic_read(&qedi->link_state) == QEDI_LINK_UP)
+ return sprintf(buf, "Online\n");
+ else
+ return sprintf(buf, "Linkdown\n");
+}
+
+static ssize_t speed_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct qedi_ctx *qedi = qedi_dev_to_hba(dev);
+ struct qed_link_output if_link;
+
+ qedi_ops->common->get_link(qedi->cdev, &if_link);
+
+ return sprintf(buf, "%d Gbit\n", if_link.speed / 1000);
+}
+
+static DEVICE_ATTR_RO(port_state);
+static DEVICE_ATTR_RO(speed);
+
+static struct attribute *qedi_shost_attrs[] = {
+ &dev_attr_port_state.attr,
+ &dev_attr_speed.attr,
+ NULL
+};
+
+static const struct attribute_group qedi_shost_attr_group = {
+ .attrs = qedi_shost_attrs
+};
+
+const struct attribute_group *qedi_shost_groups[] = {
+ &qedi_shost_attr_group,
+ NULL
+};