FreeBSD/Linux Kernel Cross Reference
sys/dev/sound/pci/csavar.h

     /*-
      * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
      *
      * Copyright (c) 1999 Seigo Tanimura
      * All rights reserved.
      *
      * Redistribution and use in source and binary forms, with or without
      * modification, are permitted provided that the following conditions
      * are met:
     * 1. Redistributions of source code must retain the above copyright
     *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     *
     * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     * SUCH DAMAGE.
     *
     * $FreeBSD$
     */
    
    #ifndef _CSA_VAR_H
    #define _CSA_VAR_H
    struct csa_card {
            u_int16_t subvendor, subdevice;
            char *name;
            void *amp;
            void *amp_init;
            int (*active)(int);
            int inv_eapd;
    };
    
    /* Resources. */
    struct csa_res {
            int io_rid; /* io rid */
            struct resource *io; /* io */
            int mem_rid; /* memory rid */
            struct resource *mem; /* memory */
            int irq_rid; /* irq rid */
            struct resource *irq; /* irq */
    };
    typedef struct csa_res csa_res;
    
    /* State of the bridge. */
    struct csa_bridgeinfo {
            u_int32_t hisr; /* The value of HISR on this interrupt. */
            struct csa_card *card;
    };
    
    void csa_clearserialfifos(csa_res *resp);
    
    /* Common functions for csa. */
    struct csa_card *csa_findsubcard(device_t dev);
    int csa_readcodec(csa_res *resp, u_long offset, u_int32_t *data);
    int csa_writecodec(csa_res *resp, u_long offset, u_int32_t data);
    
    u_int32_t csa_readio(csa_res *resp, u_long offset);
    void csa_writeio(csa_res *resp, u_long offset, u_int32_t data);
    u_int32_t csa_readmem(csa_res *resp, u_long offset);
    void csa_writemem(csa_res *resp, u_long offset, u_int32_t data);
    
    void csa_resetdsp(csa_res *resp);
    #endif /* _CSA_VAR_H */

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