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[ALSA] soc - ASoC 0.13 pxa2xx AC97 driver

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This patch updates the pxa2xx AC97 driver to the new API in ASoC 0.13.
Changes:-
o Removed DAI capabilities matching code in favour of manual matching in
the machine drivers.
o Added DAI operations for codec and CPU interfaces.
o Added pxa2xx-ac97.h header

Signed-off-by: Liam Girdwood <lg@opensource.wolfsonmicro.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
This commit is contained in:
Liam Girdwood 2007-02-02 17:21:16 +01:00 committed by Jaroslav Kysela
parent eaff2ae702
commit 596ce32b74
2 changed files with 51 additions and 35 deletions
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64
sound/soc/pxa/pxa2xx-ac97.c
View File

@ -31,27 +31,12 @@
#include <asm/arch/audio.h>
#include "pxa2xx-pcm.h"
#include "pxa2xx-ac97.h"
static DEFINE_MUTEX(car_mutex);
static DECLARE_WAIT_QUEUE_HEAD(gsr_wq);
static volatile long gsr_bits;
#define AC97_DIR \
(SND_SOC_DAIDIR_PLAYBACK | SND_SOC_DAIDIR_CAPTURE)
#define AC97_RATES \
(SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 | SNDRV_PCM_RATE_16000 | \
SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000)
/* may need to expand this */
static struct snd_soc_dai_mode pxa2xx_ac97_modes[] = {
{
.pcmfmt = SNDRV_PCM_FMTBIT_S16_LE,
.pcmrate = AC97_RATES,
.pcmdir = AC97_DIR,
},
};
/*
* Beware PXA27x bugs:
*
@ -334,11 +319,12 @@ static int pxa2xx_ac97_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_cpu_dai *cpu_dai = rtd->dai->cpu_dai;
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
rtd->cpu_dai->dma_data = &pxa2xx_ac97_pcm_stereo_out;
cpu_dai->dma_data = &pxa2xx_ac97_pcm_stereo_out;
else
rtd->cpu_dai->dma_data = &pxa2xx_ac97_pcm_stereo_in;
cpu_dai->dma_data = &pxa2xx_ac97_pcm_stereo_in;
return 0;
}
@ -347,11 +333,12 @@ static int pxa2xx_ac97_hw_aux_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_cpu_dai *cpu_dai = rtd->dai->cpu_dai;
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
rtd->cpu_dai->dma_data = &pxa2xx_ac97_pcm_aux_mono_out;
cpu_dai->dma_data = &pxa2xx_ac97_pcm_aux_mono_out;
else
rtd->cpu_dai->dma_data = &pxa2xx_ac97_pcm_aux_mono_in;
cpu_dai->dma_data = &pxa2xx_ac97_pcm_aux_mono_in;
return 0;
}
@ -360,15 +347,20 @@ static int pxa2xx_ac97_hw_mic_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_cpu_dai *cpu_dai = rtd->dai->cpu_dai;
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
return -ENODEV;
else
rtd->cpu_dai->dma_data = &pxa2xx_ac97_pcm_mic_mono_in;
cpu_dai->dma_data = &pxa2xx_ac97_pcm_mic_mono_in;
return 0;
}
#define PXA2XX_AC97_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\
SNDRV_PCM_RATE_16000 | SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_44100 | \
SNDRV_PCM_RATE_48000)
/*
* There is only 1 physical AC97 interface for pxa2xx, but it
* has extra fifo's that can be used for aux DACs and ADCs.
@ -385,16 +377,17 @@ struct snd_soc_cpu_dai pxa_ac97_dai[] = {
.playback = {
.stream_name = "AC97 Playback",
.channels_min = 2,
.channels_max = 2,},
.channels_max = 2,
.rates = PXA2XX_AC97_RATES,
.formats = SNDRV_PCM_FMTBIT_S16_LE,},
.capture = {
.stream_name = "AC97 Capture",
.channels_min = 2,
.channels_max = 2,},
.channels_max = 2,
.rates = PXA2XX_AC97_RATES,
.formats = SNDRV_PCM_FMTBIT_S16_LE,},
.ops = {
.hw_params = pxa2xx_ac97_hw_params,},
.caps = {
.num_modes = ARRAY_SIZE(pxa2xx_ac97_modes),
.mode = pxa2xx_ac97_modes,},
},
{
.name = "pxa2xx-ac97-aux",
@ -403,16 +396,17 @@ struct snd_soc_cpu_dai pxa_ac97_dai[] = {
.playback = {
.stream_name = "AC97 Aux Playback",
.channels_min = 1,
.channels_max = 1,},
.channels_max = 1,
.rates = PXA2XX_AC97_RATES,
.formats = SNDRV_PCM_FMTBIT_S16_LE,},
.capture = {
.stream_name = "AC97 Aux Capture",
.channels_min = 1,
.channels_max = 1,},
.channels_max = 1,
.rates = PXA2XX_AC97_RATES,
.formats = SNDRV_PCM_FMTBIT_S16_LE,},
.ops = {
.hw_params = pxa2xx_ac97_hw_aux_params,},
.caps = {
.num_modes = ARRAY_SIZE(pxa2xx_ac97_modes),
.mode = pxa2xx_ac97_modes,},
},
{
.name = "pxa2xx-ac97-mic",
@ -421,12 +415,12 @@ struct snd_soc_cpu_dai pxa_ac97_dai[] = {
.capture = {
.stream_name = "AC97 Mic Capture",
.channels_min = 1,
.channels_max = 1,},
.channels_max = 1,
.rates = PXA2XX_AC97_RATES,
.formats = SNDRV_PCM_FMTBIT_S16_LE,},
.ops = {
.hw_params = pxa2xx_ac97_hw_mic_params,},
.caps = {
.num_modes = ARRAY_SIZE(pxa2xx_ac97_modes),
.mode = pxa2xx_ac97_modes,},},
},
};
EXPORT_SYMBOL_GPL(pxa_ac97_dai);

22
sound/soc/pxa/pxa2xx-ac97.h Normal file
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@ -0,0 +1,22 @@
/*
* linux/sound/arm/pxa2xx-ac97.h
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef _PXA2XX_AC97_H
#define _PXA2XX_AC97_H
/* pxa2xx DAI ID's */
#define PXA2XX_DAI_AC97_HIFI 0
#define PXA2XX_DAI_AC97_AUX 1
#define PXA2XX_DAI_AC97_MIC 2
extern struct snd_soc_cpu_dai pxa_ac97_dai[3];
/* platform data */
extern struct snd_ac97_bus_ops pxa2xx_ac97_ops;
#endif