linux/drivers/scsi/aacraid/comminit.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 *	Adaptec AAC series RAID controller driver
 *	(c) Copyright 2001 Red Hat Inc.
 *
 * based on the old aacraid driver that is..
 * Adaptec aacraid device driver for Linux.
 *
 * Copyright (c) 2000-2010 Adaptec, Inc.
 *               2010-2015 PMC-Sierra, Inc. ([email protected])
 *               2016-2017 Microsemi Corp. ([email protected])
 *
 * Module Name:
 *  comminit.c
 *
 * Abstract: This supports the initialization of the host adapter commuication interface.
 *    This is a platform dependent module for the pci cyclone board.
 */

#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/types.h>
#include <linux/pci.h>
#include <linux/spinlock.h>
#include <linux/slab.h>
#include <linux/blkdev.h>
#include <linux/delay.h>
#include <linux/completion.h>
#include <linux/mm.h>
#include <scsi/scsi_host.h>
#include <scsi/scsi_device.h>
#include <scsi/scsi_cmnd.h>

#include "aacraid.h"

struct aac_common aac_config = …;

static inline int aac_is_msix_mode(struct aac_dev *dev)
{ … }

static inline void aac_change_to_intx(struct aac_dev *dev)
{ … }

static int aac_alloc_comm(struct aac_dev *dev, void **commaddr, unsigned long commsize, unsigned long commalign)
{ … }

static void aac_queue_init(struct aac_dev * dev, struct aac_queue * q, u32 *mem, int qsize)
{ … }

static bool wait_for_io_iter(struct scsi_cmnd *cmd, void *data)
{ … }
static void aac_wait_for_io_completion(struct aac_dev *aac)
{ … }

/**
 *	aac_send_shutdown		-	shutdown an adapter
 *	@dev: Adapter to shutdown
 *
 *	This routine will send a VM_CloseAll (shutdown) request to the adapter.
 */

int aac_send_shutdown(struct aac_dev * dev)
{ … }

/**
 *	aac_comm_init	-	Initialise FSA data structures
 *	@dev:	Adapter to initialise
 *
 *	Initializes the data structures that are required for the FSA commuication
 *	interface to operate. 
 *	Returns
 *		1 - if we were able to init the commuication interface.
 *		0 - If there were errors initing. This is a fatal error.
 */
 
static int aac_comm_init(struct aac_dev * dev)
{ … }

void aac_define_int_mode(struct aac_dev *dev)
{ … }
struct aac_dev *aac_init_adapter(struct aac_dev *dev)
{ … }