/* bnx2x_cmn.h: Broadcom Everest network driver.
*
* Copyright (c) 2007-2013 Broadcom Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation.
*
* Maintained by: Eilon Greenstein <eilong@broadcom.com>
* Written by: Eliezer Tamir
* Based on code from Michael Chan's bnx2 driver
* UDP CSUM errata workaround by Arik Gendelman
* Slowpath and fastpath rework by Vladislav Zolotarov
* Statistics and Link management by Yitchak Gertner
*
*/
#ifndef BNX2X_CMN_H
#define BNX2X_CMN_H
#include <linux/types.h>
#include <linux/pci.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include "bnx2x.h"
#include "bnx2x_sriov.h"
/* This is used as a replacement for an MCP if it's not present */
extern int load_count[2][3]; /* per-path: 0-common, 1-port0, 2-port1 */
extern int num_queues;
extern int int_mode;
/************************ Macros ********************************/
#define BNX2X_PCI_FREE(x, y, size) \
do { \
if (x) { \
dma_free_coherent(&bp->pdev->dev, size, (void *)x, y); \
x = NULL; \
y = 0; \
} \
} while (0)
#define BNX2X_FREE(x) \
do { \
if (x) { \
kfree((void *)x); \
x = NULL; \
} \
} while (0)
#define BNX2X_PCI_ALLOC(x, y, size) \
do { \
x = dma_zalloc_coherent(&bp->pdev->dev, size, y, GFP_KERNEL); \
if (x == NULL) \
goto alloc_mem_err; \
DP(NETIF_MSG_HW, "BNX2X_PCI_ALLOC: Physical %Lx Virtual %p\n", \
(unsigned long long)(*y), x); \
} while (0)
#define BNX2X_PCI_FALLOC(x, y, size) \
do { \
x = dma_alloc_coherent(&bp->pdev->dev, size, y, GFP_KERNEL); \
if (x == NULL) \
goto alloc_mem_err; \
memset((void *)x, 0xFFFFFFFF, size); \
DP(NETIF_MSG_HW, "BNX2X_PCI_FALLOC: Physical %Lx Virtual %p\n",\
(unsigned long long)(*y), x); \
} while (0)
#define BNX2X_ALLOC(x, size) \
do { \
x = kzalloc(size, GFP_KERNEL); \
if (x == NULL) \
goto alloc_mem_err; \
} while (0)
/*********************** Interfaces ****************************
* Functions that need to be implemented by each driver version
*/
/* Init */
/**
* bnx2x_send_unload_req - request unload mode from the MCP.
*
* @bp: driver handle
* @unload_mode: requested function's unload mode
*
* Return unload mode returned by the MCP: COMMON, PORT or FUNC.
*/
u32 bnx2x_send_unload_req(struct bnx2x *bp, int unload_mode);
/**
* bnx2x_send_unload_done - send UNLOAD_DONE command to the MCP.
*
* @bp: driver handle
* @keep_link: true iff link should be kept up
*/
void bnx2x_send_unload_done(struct bnx2x *bp, bool keep_link);
/**
