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| author | Frank Mandarino <fmandarino@endrelia.com> | 2007-02-02 17:19:24 +0100 |
|---|---|---|
| committer | Jaroslav Kysela <perex@suse.cz> | 2007-02-09 09:03:44 +0100 |
| commit | 6297027629a9349301e08442b67deb9783a5e984 (patch) | |
| tree | de1d9282e225c9d835a21d2bf4f34598fe9aaf71 /sound | |
| parent | 171eb8f81d7b0706c1085d272e4955251ed9f05f (diff) | |
| download | kernel_samsung_aries-6297027629a9349301e08442b67deb9783a5e984.zip kernel_samsung_aries-6297027629a9349301e08442b67deb9783a5e984.tar.gz kernel_samsung_aries-6297027629a9349301e08442b67deb9783a5e984.tar.bz2 | |
[ALSA] soc - ASoC 0.13 AT91xxxx DMA
This patch updates the AT91xxxx audio DMA driver to the new API in ASoC
0.13.
Changes:-
o Updated to use new 0.13 data structures.
o Suspend and Resume now conditionally compiled.
o #include guard around at91-pcm.h header.
Signed-off-by: Frank Mandarino <fmandarino@endrelia.com>
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>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/at91/at91-pcm.c | 7 | ||||
| -rw-r--r-- | sound/soc/at91/at91-pcm.h | 9 |
2 files changed, 11 insertions, 5 deletions
diff --git a/sound/soc/at91/at91-pcm.c b/sound/soc/at91/at91-pcm.c index fd9d732..e88b12e 100644 --- a/sound/soc/at91/at91-pcm.c +++ b/sound/soc/at91/at91-pcm.c @@ -125,7 +125,7 @@ static int at91_pcm_hw_params(struct snd_pcm_substream *substream, snd_pcm_set_runtime_buffer(substream, &substream->dma_buffer); runtime->dma_bytes = params_buffer_bytes(params); - prtd->params = rtd->cpu_dai->dma_data; + prtd->params = rtd->dai->cpu_dai->dma_data; prtd->params->dma_intr_handler = at91_pcm_dma_irq; prtd->dma_buffer = runtime->dma_addr; @@ -363,6 +363,7 @@ static void at91_pcm_free_dma_buffers(struct snd_pcm *pcm) } } +#ifdef CONFIG_PM static int at91_pcm_suspend(struct platform_device *pdev, struct snd_soc_cpu_dai *dai) { @@ -410,6 +411,10 @@ static int at91_pcm_resume(struct platform_device *pdev, at91_ssc_write(params->ssc_base + AT91_PDC_PTCR, params->mask->pdc_enable); return 0; } +#else +#define at91_pcm_suspend NULL +#define at91_pcm_resume NULL +#endif struct snd_soc_platform at91_soc_platform = { .name = "at91-audio", diff --git a/sound/soc/at91/at91-pcm.h b/sound/soc/at91/at91-pcm.h index 6c3b095..58d0f00 100644 --- a/sound/soc/at91/at91-pcm.h +++ b/sound/soc/at91/at91-pcm.h @@ -16,6 +16,9 @@ * published by the Free Software Foundation. */ +#ifndef _AT91_PCM_H +#define _AT91_PCM_H + #include <asm/arch/hardware.h> struct at91_ssc_periph { @@ -23,7 +26,6 @@ struct at91_ssc_periph { u32 pid; }; - /* * Registers and status bits that are required by the PCM driver. */ @@ -44,7 +46,6 @@ struct at91_ssc_mask { u32 pdc_disable; /* PDC recv/trans disable */ }; - /* * This structure, shared between the PCM driver and the interface, * contains all information required by the PCM driver to perform the @@ -63,9 +64,9 @@ struct at91_pcm_dma_params { void (*dma_intr_handler)(u32, struct snd_pcm_substream *); }; -extern struct snd_soc_cpu_dai at91_i2s_dai[3]; extern struct snd_soc_platform at91_soc_platform; - #define at91_ssc_read(a) ((unsigned long) __raw_readl(a)) #define at91_ssc_write(a,v) __raw_writel((v),(a)) + +#endif /* _AT91_PCM_H */ |