* Copyright 2010-2017 Intel Corporation.
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License, version 2,
* as published by the Free Software Foundation.
* 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 for more details.
* Disclaimer: The codes contained in these modules may be specific to
* the Intel Software Development Platform codenamed Knights Ferry,
* and the Intel product codenamed Knights Corner, and are not backward
* compatible with other Intel products. Additionally, Intel will NOT
* support the codes or instruction set in future products.
* Intel offers no warranty of any kind regarding the code. This code is
* licensed on an "AS IS" basis and Intel is not obligated to provide
* any support, assistance, installation, training, or other services
* of any kind. Intel is also not obligated to provide any updates,
* enhancements or extensions. Intel specifically disclaims any warranty
* of merchantability, non-infringement, fitness for any particular
* purpose, and any other warranty.
* Further, Intel disclaims all liability of any kind, including but
* not limited to liability for infringement of any proprietary rights,
* relating to the use of the code, even if Intel is notified of the
* possibility of such liability. Except as expressly stated in an Intel
* license agreement provided with this code and agreed upon with Intel,
* no license, express or implied, by estoppel or otherwise, to any
* intellectual property rights is granted herein.
#include <linux/module.h>
#include <linux/string.h>
#include <linux/version.h>
#define __VNET_MODE(u, l) #l ,
char *mic_vnet_modes
[] = { VNET_MODES
};
*KAA: not sure when this API changed, could have been in 35.
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,36)
#define GRRR /* As nothing */
static int param_set_vnetmode(const char *val
, GRRR
struct kernel_param
*kp
)
for (i
= 0; i
< sizeof(mic_vnet_modes
) / sizeof(char *); i
++)
if (!strcmp(val
, mic_vnet_modes
[i
])) {
static int param_get_vnetmode(char *buffer
, GRRR
struct kernel_param
*kp
)
return sprintf(buffer
, "%s", mic_vnet_modes
[mic_vnet_mode
]);
#define param_check_vnetmode(name, p) __param_check(name, p, int)
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,36)
struct kernel_param_ops param_ops_vnetmode
= {
.set
= param_set_vnetmode
,
.get
= param_get_vnetmode
,
#endif /* Kernel > 2.6.36 */
int mic_vnet_mode
= VNET_MODE_DMA
;
module_param_named(vnet
, mic_vnet_mode
, vnetmode
, 0400);
#define __VNET_MODE(u, l) " " #l
MODULE_PARM_DESC(vnet
, "Vnet operating mode, one of:" VNET_MODES
);
int vnet_num_buffers
= VNET_MAX_SKBS
;
module_param(vnet_num_buffers
, int, 0400);
MODULE_PARM_DESC(vnet_num_buffers
, "Number of buffers used by the VNET driver");
module_param(vnet_addr
, ulong
, 0400);
MODULE_PARM_DESC(vnet_addr
, "Vnet driver host ring address");