[openib-general] [PATCH 9/9] NetEffect 10Gb RNIC Driver: openfabrics verbs header file

[Glenn Grundstrom]

Kernel driver patch 9 of 9.

Signed-off-by: Glenn Grundstrom <glenng at neteffect.com>

======================================================

diff -ruNp old/drivers/infiniband/hw/nes/nes_verbs.h
new/drivers/infiniband/hw/nes/nes_verbs.h
--- old/drivers/infiniband/hw/nes/nes_verbs.h	1969-12-31
18:00:00.000000000 -0600
+++ new/drivers/infiniband/hw/nes/nes_verbs.h	2006-10-25
10:15:52.000000000 -0500
@@ -0,0 +1,144 @@
+/*
+ * Copyright (c) 2006 NetEffect, Inc. All rights reserved.
+ * Copyright (c) 2005 Open Grid Computing, Inc. All rights reserved.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses.  You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ *     Redistribution and use in source and binary forms, with or
+ *     without modification, are permitted provided that the following
+ *     conditions are met:
+ *
+ *      - Redistributions of source code must retain the above
+ *        copyright notice, this list of conditions and the following
+ *        disclaimer.
+ *
+ *      - Redistributions in binary form must reproduce the above
+ *        copyright notice, this list of conditions and the following
+ *        disclaimer in the documentation and/or other materials
+ *        provided with the distribution.
+ *
+ * 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.
+ *
+ */
+
+#ifndef NES_VERBS_H
+#define NES_VERBS_H
+
+struct nes_dev;
+
+#define NES_MAX_USER_DB_REGIONS  4096
+#define NES_MAX_USER_WQ_REGIONS  4096
+
+struct nes_ucontext {
+	struct ib_ucontext ibucontext;
+	struct nes_dev *nesdev;
+	/* need to track mmapped areas, start with bit vector? */
+	unsigned long mmap_wq_offset;
+	unsigned long mmap_cq_offset; /* to be removed */
+	int index;		/* rnic index (minor) */
+	unsigned long
allocated_doorbells[BITS_TO_LONGS(NES_MAX_USER_DB_REGIONS)];	
+	u16 mmap_db_index[NES_MAX_USER_DB_REGIONS];	 
+	u16 first_free_db;
+	unsigned long
allocated_wqs[BITS_TO_LONGS(NES_MAX_USER_WQ_REGIONS)];  
+	struct nes_qp * mmap_nesqp[NES_MAX_USER_WQ_REGIONS];  
+	u16 first_free_wq;
+	struct list_head cq_reg_mem_list;
+};
+
+struct nes_pd {
+	struct ib_pd ibpd;
+	u16 pd_id;
+	atomic_t sqp_count;
+	u16 mmap_db_index;
+};
+
+struct nes_mr {
+	struct ib_mr ibmr;
+	u16 pbls_used;
+	u8 mode;
+	u8 pbl_4k; 
+};
+
+struct nes_hw_pb {
+	u32 pa_low;
+	u32 pa_high;
+};
+
+struct nes_vpbl {
+	dma_addr_t pbl_pbase;
+	struct nes_hw_pb *pbl_vbase;
+};
+
+struct nes_root_vpbl {
+	dma_addr_t pbl_pbase;
+	struct nes_hw_pb *pbl_vbase;
+	struct nes_vpbl *leaf_vpbl;
+};
+
+struct nes_av;
+
+struct nes_cq {
+	struct ib_cq ibcq;
+	struct nes_hw_cq hw_cq;
+	u32 polled_completions;
+	u32 cq_mem_size;
+	spinlock_t lock;
+	u8 virtual_cq;
+	u8 pad[3];
+};
+
+struct nes_wq {
+	spinlock_t lock;
+};
+
+struct iw_cm_id;
+
+struct nes_qp {
+	struct ib_qp ibqp;
+	enum ib_qp_state    ibqp_state;
+	u32 iwarp_state;
+	void * allocated_buffer;
+	struct iw_cm_id *cm_id;
+	struct workqueue_struct *wq;
+	struct workqueue_struct *aewq;
+	struct socket *ksock;
+	struct nes_cq *nesscq;
+	struct nes_cq *nesrcq;
+	struct nes_pd *nespd;
+    struct ietf_mpa_req_resp_frame *ietf_frame;
+    dma_addr_t ietf_frame_pbase;
+	wait_queue_head_t state_waitq;
+	unsigned long socket;
+	struct nes_hw_qp hwqp;
+	struct work_struct work;
+	struct work_struct ae_work;
+	u32 hte_index;
+	u32 last_aeq;
+	u32 qp_mem_size;
+	atomic_t refcount;
+	u32 mmap_sq_db_index;
+	u32 mmap_rq_db_index;
+    spinlock_t lock;
+	/* TODO: should move these two to the hw qp? */
+	struct nes_qp_context *nesqp_context;
+	dma_addr_t nesqp_context_pbase;
+	u32 bytes_sent;
+    u16 private_data_len;
+    u8 active_conn;
+    u8 skip_lsmm;
+    u8 user_mode;
+	u8 hte_added;
+};
+
+#endif				/* NES_VERBS_H */