linux/drivers/scsi/bfa/bfa_hw_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_modules.h"
#include "bfi_reg.h"

void
bfa_hwcb_reginit(struct bfa_s *bfa)
{ … }

static void
bfa_hwcb_reqq_ack_msix(struct bfa_s *bfa, int reqq)
{ … }

/*
 * Actions to respond RME Interrupt for Crossbow ASIC:
 * - Write 1 to Interrupt Status register
 *              INTX - done in bfa_intx()
 *              MSIX - done in bfa_hwcb_rspq_ack_msix()
 * - Update CI (only if new CI)
 */
static void
bfa_hwcb_rspq_ack_msix(struct bfa_s *bfa, int rspq, u32 ci)
{ … }

void
bfa_hwcb_rspq_ack(struct bfa_s *bfa, int rspq, u32 ci)
{ … }

void
bfa_hwcb_msix_getvecs(struct bfa_s *bfa, u32 *msix_vecs_bmap,
		 u32 *num_vecs, u32 *max_vec_bit)
{ … }

/*
 * Dummy interrupt handler for handling spurious interrupts.
 */
static void
bfa_hwcb_msix_dummy(struct bfa_s *bfa, int vec)
{ … }

/*
 * No special setup required for crossbow -- vector assignments are implicit.
 */
void
bfa_hwcb_msix_init(struct bfa_s *bfa, int nvecs)
{ … }

void
bfa_hwcb_msix_ctrl_install(struct bfa_s *bfa)
{ … }

void
bfa_hwcb_msix_queue_install(struct bfa_s *bfa)
{ … }

void
bfa_hwcb_msix_uninstall(struct bfa_s *bfa)
{ … }

/*
 * No special enable/disable -- vector assignments are implicit.
 */
void
bfa_hwcb_isr_mode_set(struct bfa_s *bfa, bfa_boolean_t msix)
{ … }

void
bfa_hwcb_msix_get_rme_range(struct bfa_s *bfa, u32 *start, u32 *end)
{ … }