linux/drivers/scsi/bfa/bfa_ioc_cb.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
 * Copyright (c) 2014- QLogic Corporation.
 * All rights reserved
 * www.qlogic.com
 *
 * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
 */

#include "bfad_drv.h"
#include "bfa_ioc.h"
#include "bfi_reg.h"
#include "bfa_defs.h"

BFA_TRC_FILE(…);

#define bfa_ioc_cb_join_pos(__ioc) …

/*
 * forward declarations
 */
static bfa_boolean_t bfa_ioc_cb_firmware_lock(struct bfa_ioc_s *ioc);
static void bfa_ioc_cb_firmware_unlock(struct bfa_ioc_s *ioc);
static void bfa_ioc_cb_reg_init(struct bfa_ioc_s *ioc);
static void bfa_ioc_cb_map_port(struct bfa_ioc_s *ioc);
static void bfa_ioc_cb_isr_mode_set(struct bfa_ioc_s *ioc, bfa_boolean_t msix);
static void bfa_ioc_cb_notify_fail(struct bfa_ioc_s *ioc);
static void bfa_ioc_cb_ownership_reset(struct bfa_ioc_s *ioc);
static bfa_boolean_t bfa_ioc_cb_sync_start(struct bfa_ioc_s *ioc);
static void bfa_ioc_cb_sync_join(struct bfa_ioc_s *ioc);
static void bfa_ioc_cb_sync_leave(struct bfa_ioc_s *ioc);
static void bfa_ioc_cb_sync_ack(struct bfa_ioc_s *ioc);
static bfa_boolean_t bfa_ioc_cb_sync_complete(struct bfa_ioc_s *ioc);
static void bfa_ioc_cb_set_cur_ioc_fwstate(
			struct bfa_ioc_s *ioc, enum bfi_ioc_state fwstate);
static enum bfi_ioc_state bfa_ioc_cb_get_cur_ioc_fwstate(struct bfa_ioc_s *ioc);
static void bfa_ioc_cb_set_alt_ioc_fwstate(
			struct bfa_ioc_s *ioc, enum bfi_ioc_state fwstate);
static enum bfi_ioc_state bfa_ioc_cb_get_alt_ioc_fwstate(struct bfa_ioc_s *ioc);

static struct bfa_ioc_hwif_s hwif_cb;

/*
 * Called from bfa_ioc_attach() to map asic specific calls.
 */
void
bfa_ioc_set_cb_hwif(struct bfa_ioc_s *ioc)
{ … }

/*
 * Return true if firmware of current driver matches the running firmware.
 */
static bfa_boolean_t
bfa_ioc_cb_firmware_lock(struct bfa_ioc_s *ioc)
{ … }

static void
bfa_ioc_cb_firmware_unlock(struct bfa_ioc_s *ioc)
{ … }

/*
 * Notify other functions on HB failure.
 */
static void
bfa_ioc_cb_notify_fail(struct bfa_ioc_s *ioc)
{ … }

/*
 * Host to LPU mailbox message addresses
 */
static struct { … } iocreg_fnreg[] = …;

/*
 * Host <-> LPU mailbox command/status registers
 */
static struct { … } iocreg_mbcmd[] = …;

static void
bfa_ioc_cb_reg_init(struct bfa_ioc_s *ioc)
{ … }

/*
 * Initialize IOC to port mapping.
 */

static void
bfa_ioc_cb_map_port(struct bfa_ioc_s *ioc)
{ … }

/*
 * Set interrupt mode for a function: INTX or MSIX
 */
static void
bfa_ioc_cb_isr_mode_set(struct bfa_ioc_s *ioc, bfa_boolean_t msix)
{ … }

/*
 * Synchronized IOC failure processing routines
 */
static bfa_boolean_t
bfa_ioc_cb_sync_start(struct bfa_ioc_s *ioc)
{ … }

/*
 * Cleanup hw semaphore and usecnt registers
 */
static void
bfa_ioc_cb_ownership_reset(struct bfa_ioc_s *ioc)
{ … }

/*
 * Synchronized IOC failure processing routines
 */
static void
bfa_ioc_cb_sync_join(struct bfa_ioc_s *ioc)
{ … }

static void
bfa_ioc_cb_sync_leave(struct bfa_ioc_s *ioc)
{ … }

static void
bfa_ioc_cb_set_cur_ioc_fwstate(struct bfa_ioc_s *ioc,
			enum bfi_ioc_state fwstate)
{ … }

static enum bfi_ioc_state
bfa_ioc_cb_get_cur_ioc_fwstate(struct bfa_ioc_s *ioc)
{ … }

static void
bfa_ioc_cb_set_alt_ioc_fwstate(struct bfa_ioc_s *ioc,
			enum bfi_ioc_state fwstate)
{ … }

static enum bfi_ioc_state
bfa_ioc_cb_get_alt_ioc_fwstate(struct bfa_ioc_s *ioc)
{ … }

static void
bfa_ioc_cb_sync_ack(struct bfa_ioc_s *ioc)
{ … }

static bfa_boolean_t
bfa_ioc_cb_sync_complete(struct bfa_ioc_s *ioc)
{ … }

bfa_status_t
bfa_ioc_cb_pll_init(void __iomem *rb, enum bfi_asic_mode fcmode)
{ … }