freebsd-skq/sys/dev/sound/pci/csavar.h
glebius e544a2f3f9 Implement suspend/resume operation for snd_csa(4)
PR:		kern/82243
Submitted by:	Serge Semenenko
Approved by:	re (scottl)
MFC after:	1 month
2005-06-27 07:43:57 +00:00

71 lines
2.4 KiB
C

/*-
* 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 */