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authorAbhijeet Joglekar <abjoglek@cisco.com>2009-04-17 18:33:26 -0700
committerJames Bottomley <James.Bottomley@HansenPartnership.com>2009-05-13 22:13:09 -0400
commit5df6d737dd4b0fe9eccf943abb3677cfea05a6c4 (patch)
treed3f6bf84dacb80c253743b45da4ecac2dcca4ec6 /drivers/scsi/fnic/fnic_attrs.c
parent210af919c949a7d6bd330916ef376cec2907d81e (diff)
[SCSI] fnic: Add new Cisco PCI-Express FCoE HBA
fnic is a driver for the Cisco PCI-Express FCoE HBA Signed-off-by: Abhijeet Joglekar <abjoglek@cisco.com> Signed-off-by: Joe Eykholt <jeykholt@cisco.com> Signed-off-by: Mike Christie <michaelc@cs.wisc.edu> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Diffstat (limited to 'drivers/scsi/fnic/fnic_attrs.c')
-rw-r--r--drivers/scsi/fnic/fnic_attrs.c56
1 files changed, 56 insertions, 0 deletions
diff --git a/drivers/scsi/fnic/fnic_attrs.c b/drivers/scsi/fnic/fnic_attrs.c
new file mode 100644
index 00000000000..aea0c3becfd
--- /dev/null
+++ b/drivers/scsi/fnic/fnic_attrs.c
@@ -0,0 +1,56 @@
+/*
+ * Copyright 2008 Cisco Systems, Inc. All rights reserved.
+ * Copyright 2007 Nuova Systems, Inc. All rights reserved.
+ *
+ * This program is free software; you may redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#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 fc_lport *lp = shost_priv(class_to_shost(dev));
+ struct fnic *fnic = lport_priv(lp);
+
+ return snprintf(buf, PAGE_SIZE, "%s\n", fnic_state_str[fnic->state]);
+}
+
+static ssize_t fnic_show_drv_version(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ return snprintf(buf, PAGE_SIZE, "%s\n", DRV_VERSION);
+}
+
+static ssize_t fnic_show_link_state(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct fc_lport *lp = shost_priv(class_to_shost(dev));
+
+ return snprintf(buf, PAGE_SIZE, "%s\n", (lp->link_up)
+ ? "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);
+
+struct device_attribute *fnic_attrs[] = {
+ &dev_attr_fnic_state,
+ &dev_attr_drv_version,
+ &dev_attr_link_state,
+ NULL,
+};