Merge branch 'omap-pool'

[linux-2.6-omap-h63xx.git] / drivers / scsi / fcoe / fcoe.h

diff --git a/drivers/scsi/fcoe/fcoe.h b/drivers/scsi/fcoe/fcoe.h
new file mode 100644 (file)
index 0000000..917aae8
--- /dev/null
+++ b/drivers/scsi/fcoe/fcoe.h
@@ -0,0 +1,75 @@
+/*
+ * Copyright(c) 2009 Intel Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Maintained at www.Open-FCoE.org
+ */
+
+#ifndef _FCOE_H_
+#define _FCOE_H_
+
+#include <linux/skbuff.h>
+#include <linux/kthread.h>
+
+#define FCOE_MAX_QUEUE_DEPTH   256
+#define FCOE_LOW_QUEUE_DEPTH   32
+
+#define FCOE_WORD_TO_BYTE      4
+
+#define FCOE_VERSION   "0.1"
+#define FCOE_NAME      "fcoe"
+#define FCOE_VENDOR    "Open-FCoE.org"
+
+#define FCOE_MAX_LUN           255
+#define FCOE_MAX_FCP_TARGET    256
+
+#define FCOE_MAX_OUTSTANDING_COMMANDS  1024
+
+#define FCOE_MIN_XID           0x0001  /* the min xid supported by fcoe_sw */
+#define FCOE_MAX_XID           0x07ef  /* the max xid supported by fcoe_sw */
+
+/*
+ * this percpu struct for fcoe
+ */
+struct fcoe_percpu_s {
+       struct task_struct *thread;
+       struct sk_buff_head fcoe_rx_list;
+       struct page *crc_eof_page;
+       int crc_eof_offset;
+};
+
+/*
+ * the fcoe sw transport private data
+ */
+struct fcoe_softc {
+       struct list_head list;
+       struct net_device *real_dev;
+       struct net_device *phys_dev;            /* device with ethtool_ops */
+       struct packet_type  fcoe_packet_type;
+       struct packet_type  fip_packet_type;
+       struct sk_buff_head fcoe_pending_queue;
+       u8      fcoe_pending_queue_active;
+       struct fcoe_ctlr ctlr;
+};
+
+#define fcoe_from_ctlr(fc) container_of(fc, struct fcoe_softc, ctlr)
+
+static inline struct net_device *fcoe_netdev(
+       const struct fc_lport *lp)
+{
+       return ((struct fcoe_softc *)lport_priv(lp))->real_dev;
+}
+
+#endif /* _FCOE_H_ */