/*
* Copyright (c) 2013-2015, Mellanox Technologies. 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.
*/
#include <asm-generic/kmap_types.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/errno.h>
#include <linux/pci.h>
#include <linux/dma-mapping.h>
#include <linux/slab.h>
#include <linux/io-mapping.h>
#include <linux/interrupt.h>
#include <linux/mlx5/driver.h>
#include <linux/mlx5/cq.h>
#include <linux/mlx5/qp.h>
#include <linux/mlx5/srq.h>
#include <linux/debugfs.h>
#include <linux/kmod.h>
#include <linux/mlx5/mlx5_ifc.h>
#include "mlx5_core.h"
#define DRIVER_NAME "mlx5_core"
#define DRIVER_VERSION "3.0"
#define DRIVER_RELDATE "January 2015"
MODULE_AUTHOR("Eli Cohen <eli@mellanox.com>");
MODULE_DESCRIPTION("Mellanox Connect-IB, ConnectX-4 core driver");
MODULE_LICENSE("Dual BSD/GPL");
MODULE_VERSION(DRIVER_VERSION);
int mlx5_core_debug_mask;
module_param_named(debug_mask, mlx5_core_debug_mask, int, 0644);
MODULE_PARM_DESC(debug_mask, "debug mask: 1 = dump cmd data, 2 = dump cmd exec time, 3 = both. Default=0");
#define MLX5_DEFAULT_PROF 2
static int prof_sel = MLX5_DEFAULT_PROF;
module_param_named(prof_sel, prof_sel, int, 0444);
MODULE_PARM_DESC(prof_sel, "profile selector. Valid range 0 - 2");
struct workqueue_struct *mlx5_core_wq;
static LIST_HEAD(intf_list);
static LIST_HEAD(dev_list);
static DEFINE_MUTEX(intf_mutex);
struct mlx5_device_context {
struct list_head list;
struct mlx5_interface *intf;
void *context;
};
static struct mlx5_profile profile[] = {
[0] = {
.mask = 0,
},
[1] = {
.mask = MLX5_PROF_MASK_QP_SIZE,
.log_max_qp = 12,
},
[2] = {
.mask = MLX5_PROF_MASK_QP_SIZE |
MLX5_PROF_MASK_MR_CACHE,
.log_max_qp = 17,
.mr_cache[0] = {
.size = 500,
.limit = 250
},
.mr_cache[1] = {
.size = 500,
.limit = 250
},
.mr_cache[2] = {
.size = 500,
.limit = 250
},
.mr_cache[3] = {
.size = 500,
.limit = 250
},
.mr_cache[4] = {
.size = 500,
.limit = 250
},
.mr_cache[5] = {
.size = 500,
.limit = 250
},
.mr_cache[6] = {
.size = 500,
.limit = 250
},
.mr_cache[7] = {
.size = 500,
.limit = 250
},
.mr_cache[8] = {
.size = 500,
.limit = 250
},
.mr_cache[9] = {