forked from Minki/linux
98f2a97f20
Signed-off-by: Cedric Bregardis <cedric.bregardis@free.fr> Signed-off-by: Jean-Christian Hassler <jhassler@free.fr> Signed-off-by: Takashi Iwai <tiwai@suse.de>
106 lines
3.6 KiB
C
106 lines
3.6 KiB
C
/*****************************************************************************
|
|
*
|
|
* Copyright (C) 2008 Cedric Bregardis <cedric.bregardis@free.fr> and
|
|
* Jean-Christian Hassler <jhassler@free.fr>
|
|
*
|
|
* This file is part of the Audiowerk2 ALSA driver
|
|
*
|
|
* The Audiowerk2 ALSA driver is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; version 2.
|
|
*
|
|
* The Audiowerk2 ALSA driver is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with the Audiowerk2 ALSA driver; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
|
|
* USA.
|
|
*
|
|
*****************************************************************************/
|
|
|
|
#ifndef AW2_SAA7146_H
|
|
#define AW2_SAA7146_H
|
|
|
|
#define NB_STREAM_PLAYBACK 2
|
|
#define NB_STREAM_CAPTURE 1
|
|
|
|
#define NUM_STREAM_PLAYBACK_ANA 0
|
|
#define NUM_STREAM_PLAYBACK_DIG 1
|
|
|
|
#define NUM_STREAM_CAPTURE_ANA 0
|
|
|
|
typedef void (*snd_aw2_saa7146_it_cb) (void *);
|
|
|
|
struct snd_aw2_saa7146_cb_param {
|
|
snd_aw2_saa7146_it_cb p_it_callback;
|
|
void *p_callback_param;
|
|
};
|
|
|
|
/* definition of the chip-specific record */
|
|
|
|
struct snd_aw2_saa7146 {
|
|
void __iomem *base_addr;
|
|
};
|
|
|
|
extern void snd_aw2_saa7146_setup(struct snd_aw2_saa7146 *chip,
|
|
void __iomem *pci_base_addr);
|
|
extern int snd_aw2_saa7146_free(struct snd_aw2_saa7146 *chip);
|
|
|
|
extern void snd_aw2_saa7146_pcm_init_playback(struct snd_aw2_saa7146 *chip,
|
|
int stream_number,
|
|
unsigned long dma_addr,
|
|
unsigned long period_size,
|
|
unsigned long buffer_size);
|
|
extern void snd_aw2_saa7146_pcm_init_capture(struct snd_aw2_saa7146 *chip,
|
|
int stream_number,
|
|
unsigned long dma_addr,
|
|
unsigned long period_size,
|
|
unsigned long buffer_size);
|
|
extern void snd_aw2_saa7146_define_it_playback_callback(unsigned int
|
|
stream_number,
|
|
snd_aw2_saa7146_it_cb
|
|
p_it_callback,
|
|
void *p_callback_param);
|
|
extern void snd_aw2_saa7146_define_it_capture_callback(unsigned int
|
|
stream_number,
|
|
snd_aw2_saa7146_it_cb
|
|
p_it_callback,
|
|
void *p_callback_param);
|
|
extern void snd_aw2_saa7146_pcm_trigger_start_capture(struct snd_aw2_saa7146
|
|
*chip, int stream_number);
|
|
extern void snd_aw2_saa7146_pcm_trigger_stop_capture(struct snd_aw2_saa7146
|
|
*chip, int stream_number);
|
|
|
|
extern void snd_aw2_saa7146_pcm_trigger_start_playback(struct snd_aw2_saa7146
|
|
*chip,
|
|
int stream_number);
|
|
extern void snd_aw2_saa7146_pcm_trigger_stop_playback(struct snd_aw2_saa7146
|
|
*chip, int stream_number);
|
|
|
|
extern irqreturn_t snd_aw2_saa7146_interrupt(int irq, void *dev_id);
|
|
extern unsigned int snd_aw2_saa7146_get_hw_ptr_playback(struct snd_aw2_saa7146
|
|
*chip,
|
|
int stream_number,
|
|
unsigned char
|
|
*start_addr,
|
|
unsigned int
|
|
buffer_size);
|
|
extern unsigned int snd_aw2_saa7146_get_hw_ptr_capture(struct snd_aw2_saa7146
|
|
*chip,
|
|
int stream_number,
|
|
unsigned char
|
|
*start_addr,
|
|
unsigned int
|
|
buffer_size);
|
|
|
|
extern void snd_aw2_saa7146_use_digital_input(struct snd_aw2_saa7146 *chip,
|
|
int use_digital);
|
|
|
|
extern int snd_aw2_saa7146_is_using_digital_input(struct snd_aw2_saa7146
|
|
*chip);
|
|
|
|
#endif
|