/*
* Copyright (c) 2012-2016 VMware, Inc. All rights reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of EITHER the GNU General Public License
* version 2 as published by the Free Software Foundation or the BSD
* 2-Clause License. This program is distributed in the hope that 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 version 2 for more details at
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.en.html.
*
* You should have received a copy of the GNU General Public License
* along with this program available in the file COPYING in the main
* directory of this source tree.
*
* The BSD 2-Clause License
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <linux/errno.h>
#include <linux/inetdevice.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/slab.h>
#include <rdma/ib_addr.h>
#include <rdma/ib_smi.h>
#include <rdma/ib_user_verbs.h>
#include <net/addrconf.h>
#include "pvrdma.h"
#define DRV_NAME "vmw_pvrdma"
#define DRV_VERSION "1.0.0.0-k"
static DEFINE_MUTEX(pvrdma_device_list_lock);
static LIST_HEAD(pvrdma_device_list);
static struct workqueue_struct *event_wq;
static int pvrdma_add_gid(struct ib_device *ibdev,
u8 port_num,
unsigned int index,
const union ib_gid *gid,
const struct ib_gid_attr *attr,
void **context);
static int pvrdma_del_gid(struct ib_device *ibdev,
u8 port_num,
unsigned int index,
void **context);
static ssize_t show_hca(struct device *device, struct device_attribute *attr,
char *buf)
{
return sprintf(buf, "VMW_PVRDMA-%s\n", DRV_VERSION);
}
static ssize_t show_rev(struct device *device, struct device_attribute *attr,
char *buf)
{
return sprintf(buf, "%d\n", PVRDMA_REV_ID);
}
static ssize_t show_board(struct device *device, struct device_attribute *attr,
char *buf)
{
return sprintf(buf, "%d\n", PVRDMA_BOARD_ID);
}
static DEVICE_ATTR(hw_rev, S_IRUGO, show_rev, NULL);
static DEVICE_ATTR(hca_type, S_IRUGO, show_hca, NULL);
static DEVICE_ATTR(board_id, S_IRUGO, show_board, NULL);
static struct device_attribute *pvrdma_class_attributes[] = {
&dev_attr_hw_rev,
&dev_attr_hca_type,
&dev_attr_board_id
};
static void pvrdma_get_fw_ver_str(struct ib_device *device, char *str,
size_t str_len)
{
struct pvrdma_dev *dev =
container_of(device, struct pvrdma_dev, ib_dev);
snprintf(str, str_len, "%d.%d.%d\n",
(int) (dev->dsr->caps.fw_ver >> 32),
(int