diff options
Diffstat (limited to 'ANDROID_3.4.5/sound/soc/pxa/pxa2xx-ac97.c')
| -rw-r--r-- | ANDROID_3.4.5/sound/soc/pxa/pxa2xx-ac97.c | 271 |
1 files changed, 0 insertions, 271 deletions
diff --git a/ANDROID_3.4.5/sound/soc/pxa/pxa2xx-ac97.c b/ANDROID_3.4.5/sound/soc/pxa/pxa2xx-ac97.c deleted file mode 100644 index 06ea2744..00000000 --- a/ANDROID_3.4.5/sound/soc/pxa/pxa2xx-ac97.c +++ /dev/null @@ -1,271 +0,0 @@ -/* - * linux/sound/pxa2xx-ac97.c -- AC97 support for the Intel PXA2xx chip. - * - * Author: Nicolas Pitre - * Created: Dec 02, 2004 - * Copyright: MontaVista Software Inc. - * - * 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. - */ - -#include <linux/init.h> -#include <linux/io.h> -#include <linux/module.h> -#include <linux/platform_device.h> - -#include <sound/core.h> -#include <sound/ac97_codec.h> -#include <sound/soc.h> -#include <sound/pxa2xx-lib.h> - -#include <mach/hardware.h> -#include <mach/regs-ac97.h> -#include <mach/dma.h> -#include <mach/audio.h> - -#include "pxa2xx-ac97.h" - -static void pxa2xx_ac97_warm_reset(struct snd_ac97 *ac97) -{ - pxa2xx_ac97_try_warm_reset(ac97); - - pxa2xx_ac97_finish_reset(ac97); -} - -static void pxa2xx_ac97_cold_reset(struct snd_ac97 *ac97) -{ - pxa2xx_ac97_try_cold_reset(ac97); - - pxa2xx_ac97_finish_reset(ac97); -} - -struct snd_ac97_bus_ops soc_ac97_ops = { - .read = pxa2xx_ac97_read, - .write = pxa2xx_ac97_write, - .warm_reset = pxa2xx_ac97_warm_reset, - .reset = pxa2xx_ac97_cold_reset, -}; - -static struct pxa2xx_pcm_dma_params pxa2xx_ac97_pcm_stereo_out = { - .name = "AC97 PCM Stereo out", - .dev_addr = __PREG(PCDR), - .drcmr = &DRCMR(12), - .dcmd = DCMD_INCSRCADDR | DCMD_FLOWTRG | - DCMD_BURST32 | DCMD_WIDTH4, -}; - -static struct pxa2xx_pcm_dma_params pxa2xx_ac97_pcm_stereo_in = { - .name = "AC97 PCM Stereo in", - .dev_addr = __PREG(PCDR), - .drcmr = &DRCMR(11), - .dcmd = DCMD_INCTRGADDR | DCMD_FLOWSRC | - DCMD_BURST32 | DCMD_WIDTH4, -}; - -static struct pxa2xx_pcm_dma_params pxa2xx_ac97_pcm_aux_mono_out = { - .name = "AC97 Aux PCM (Slot 5) Mono out", - .dev_addr = __PREG(MODR), - .drcmr = &DRCMR(10), - .dcmd = DCMD_INCSRCADDR | DCMD_FLOWTRG | - DCMD_BURST16 | DCMD_WIDTH2, -}; - -static struct pxa2xx_pcm_dma_params pxa2xx_ac97_pcm_aux_mono_in = { - .name = "AC97 Aux PCM (Slot 5) Mono in", - .dev_addr = __PREG(MODR), - .drcmr = &DRCMR(9), - .dcmd = DCMD_INCTRGADDR | DCMD_FLOWSRC | - DCMD_BURST16 | DCMD_WIDTH2, -}; - -static struct pxa2xx_pcm_dma_params pxa2xx_ac97_pcm_mic_mono_in = { - .name = "AC97 Mic PCM (Slot 6) Mono in", - .dev_addr = __PREG(MCDR), - .drcmr = &DRCMR(8), - .dcmd = DCMD_INCTRGADDR | DCMD_FLOWSRC | - DCMD_BURST16 | DCMD_WIDTH2, -}; - -#ifdef CONFIG_PM -static int pxa2xx_ac97_suspend(struct snd_soc_dai *dai) -{ - return pxa2xx_ac97_hw_suspend(); -} - -static int pxa2xx_ac97_resume(struct snd_soc_dai *dai) -{ - return pxa2xx_ac97_hw_resume(); -} - -#else -#define pxa2xx_ac97_suspend NULL -#define pxa2xx_ac97_resume NULL -#endif - -static int __devinit pxa2xx_ac97_probe(struct snd_soc_dai *dai) -{ - return pxa2xx_ac97_hw_probe(to_platform_device(dai->dev)); -} - -static int pxa2xx_ac97_remove(struct snd_soc_dai *dai) -{ - pxa2xx_ac97_hw_remove(to_platform_device(dai->dev)); - return 0; -} - -static int pxa2xx_ac97_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params, - struct snd_soc_dai *cpu_dai) -{ - struct pxa2xx_pcm_dma_params *dma_data; - - if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) - dma_data = &pxa2xx_ac97_pcm_stereo_out; - else - dma_data = &pxa2xx_ac97_pcm_stereo_in; - - snd_soc_dai_set_dma_data(cpu_dai, substream, dma_data); - - return 0; -} - -static int pxa2xx_ac97_hw_aux_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params, - struct snd_soc_dai *cpu_dai) -{ - struct pxa2xx_pcm_dma_params *dma_data; - - if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) - dma_data = &pxa2xx_ac97_pcm_aux_mono_out; - else - dma_data = &pxa2xx_ac97_pcm_aux_mono_in; - - snd_soc_dai_set_dma_data(cpu_dai, substream, dma_data); - - return 0; -} - -static int pxa2xx_ac97_hw_mic_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params, - struct snd_soc_dai *cpu_dai) -{ - if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) - return -ENODEV; - else - snd_soc_dai_set_dma_data(cpu_dai, substream, - &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) - -static const struct snd_soc_dai_ops pxa_ac97_hifi_dai_ops = { - .hw_params = pxa2xx_ac97_hw_params, -}; - -static const struct snd_soc_dai_ops pxa_ac97_aux_dai_ops = { - .hw_params = pxa2xx_ac97_hw_aux_params, -}; - -static const struct snd_soc_dai_ops pxa_ac97_mic_dai_ops = { - .hw_params = pxa2xx_ac97_hw_mic_params, -}; - -/* - * There is only 1 physical AC97 interface for pxa2xx, but it - * has extra fifo's that can be used for aux DACs and ADCs. - */ -static struct snd_soc_dai_driver pxa_ac97_dai_driver[] = { -{ - .name = "pxa2xx-ac97", - .ac97_control = 1, - .probe = pxa2xx_ac97_probe, - .remove = pxa2xx_ac97_remove, - .suspend = pxa2xx_ac97_suspend, - .resume = pxa2xx_ac97_resume, - .playback = { - .stream_name = "AC97 Playback", - .channels_min = 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, - .rates = PXA2XX_AC97_RATES, - .formats = SNDRV_PCM_FMTBIT_S16_LE,}, - .ops = &pxa_ac97_hifi_dai_ops, -}, -{ - .name = "pxa2xx-ac97-aux", - .ac97_control = 1, - .playback = { - .stream_name = "AC97 Aux Playback", - .channels_min = 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, - .rates = PXA2XX_AC97_RATES, - .formats = SNDRV_PCM_FMTBIT_S16_LE,}, - .ops = &pxa_ac97_aux_dai_ops, -}, -{ - .name = "pxa2xx-ac97-mic", - .ac97_control = 1, - .capture = { - .stream_name = "AC97 Mic Capture", - .channels_min = 1, - .channels_max = 1, - .rates = PXA2XX_AC97_RATES, - .formats = SNDRV_PCM_FMTBIT_S16_LE,}, - .ops = &pxa_ac97_mic_dai_ops, -}, -}; - -EXPORT_SYMBOL_GPL(soc_ac97_ops); - -static __devinit int pxa2xx_ac97_dev_probe(struct platform_device *pdev) -{ - if (pdev->id != -1) { - dev_err(&pdev->dev, "PXA2xx has only one AC97 port.\n"); - return -ENXIO; - } - - /* Punt most of the init to the SoC probe; we may need the machine - * driver to do interesting things with the clocking to get us up - * and running. - */ - return snd_soc_register_dais(&pdev->dev, pxa_ac97_dai_driver, - ARRAY_SIZE(pxa_ac97_dai_driver)); -} - -static int __devexit pxa2xx_ac97_dev_remove(struct platform_device *pdev) -{ - snd_soc_unregister_dais(&pdev->dev, ARRAY_SIZE(pxa_ac97_dai_driver)); - return 0; -} - -static struct platform_driver pxa2xx_ac97_driver = { - .probe = pxa2xx_ac97_dev_probe, - .remove = __devexit_p(pxa2xx_ac97_dev_remove), - .driver = { - .name = "pxa2xx-ac97", - .owner = THIS_MODULE, - }, -}; - -module_platform_driver(pxa2xx_ac97_driver); - -MODULE_AUTHOR("Nicolas Pitre"); -MODULE_DESCRIPTION("AC97 driver for the Intel PXA2xx chip"); -MODULE_LICENSE("GPL"); |