diff options
Diffstat (limited to 'sound/soc/samsung/pcm.c')
| -rw-r--r-- | sound/soc/samsung/pcm.c | 70 |
1 files changed, 38 insertions, 32 deletions
diff --git a/sound/soc/samsung/pcm.c b/sound/soc/samsung/pcm.c index b7b2a1f9142..4c5f97fe45c 100644 --- a/sound/soc/samsung/pcm.c +++ b/sound/soc/samsung/pcm.c @@ -19,8 +19,7 @@ #include <sound/soc.h> #include <sound/pcm_params.h> -#include <plat/audio.h> -#include <plat/dma.h> +#include <linux/platform_data/asoc-s3c.h> #include "dma.h" #include "pcm.h" @@ -132,11 +131,11 @@ struct s3c_pcm_info { struct s3c_dma_params *dma_capture; }; -static struct s3c2410_dma_client s3c_pcm_dma_client_out = { +static struct s3c_dma_client s3c_pcm_dma_client_out = { .name = "PCM Stereo out" }; -static struct s3c2410_dma_client s3c_pcm_dma_client_in = { +static struct s3c_dma_client s3c_pcm_dma_client_in = { .name = "PCM Stereo in" }; @@ -275,7 +274,6 @@ static int s3c_pcm_hw_params(struct snd_pcm_substream *substream, { struct snd_soc_pcm_runtime *rtd = substream->private_data; struct s3c_pcm_info *pcm = snd_soc_dai_get_drvdata(rtd->cpu_dai); - struct s3c_dma_params *dma_data; void __iomem *regs = pcm->regs; struct clk *clk; int sclk_div, sync_div; @@ -284,16 +282,9 @@ static int s3c_pcm_hw_params(struct snd_pcm_substream *substream, dev_dbg(pcm->dev, "Entered %s\n", __func__); - if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) - dma_data = pcm->dma_playback; - else - dma_data = pcm->dma_capture; - - snd_soc_dai_set_dma_data(rtd->cpu_dai, substream, dma_data); - /* Strictly check for sample size */ - switch (params_format(params)) { - case SNDRV_PCM_FORMAT_S16_LE: + switch (params_width(params)) { + case 16: break; default: return -EINVAL; @@ -461,10 +452,20 @@ static const struct snd_soc_dai_ops s3c_pcm_dai_ops = { .set_fmt = s3c_pcm_set_fmt, }; +static int s3c_pcm_dai_probe(struct snd_soc_dai *dai) +{ + struct s3c_pcm_info *pcm = snd_soc_dai_get_drvdata(dai); + + snd_soc_dai_init_dma_data(dai, pcm->dma_playback, pcm->dma_capture); + + return 0; +} + #define S3C_PCM_RATES SNDRV_PCM_RATE_8000_96000 #define S3C_PCM_DAI_DECLARE \ .symmetric_rates = 1, \ + .probe = s3c_pcm_dai_probe, \ .ops = &s3c_pcm_dai_ops, \ .playback = { \ .channels_min = 2, \ @@ -490,7 +491,11 @@ static struct snd_soc_dai_driver s3c_pcm_dai[] = { }, }; -static __devinit int s3c_pcm_dev_probe(struct platform_device *pdev) +static const struct snd_soc_component_driver s3c_pcm_component = { + .name = "s3c-pcm", +}; + +static int s3c_pcm_dev_probe(struct platform_device *pdev) { struct s3c_pcm_info *pcm; struct resource *mem_res, *dmatx_res, *dmarx_res; @@ -537,13 +542,13 @@ static __devinit int s3c_pcm_dev_probe(struct platform_device *pdev) /* Default is 128fs */ pcm->sclk_per_fs = 128; - pcm->cclk = clk_get(&pdev->dev, "audio-bus"); + pcm->cclk = devm_clk_get(&pdev->dev, "audio-bus"); if (IS_ERR(pcm->cclk)) { dev_err(&pdev->dev, "failed to get audio-bus\n"); ret = PTR_ERR(pcm->cclk); goto err1; } - clk_enable(pcm->cclk); + clk_prepare_enable(pcm->cclk); /* record our pcm structure for later use in the callbacks */ dev_set_drvdata(&pdev->dev, pcm); @@ -562,13 +567,13 @@ static __devinit int s3c_pcm_dev_probe(struct platform_device *pdev) goto err3; } - pcm->pclk = clk_get(&pdev->dev, "pcm"); + pcm->pclk = devm_clk_get(&pdev->dev, "pcm"); if (IS_ERR(pcm->pclk)) { dev_err(&pdev->dev, "failed to get pcm_clock\n"); ret = -ENOENT; goto err4; } - clk_enable(pcm->pclk); + clk_prepare_enable(pcm->pclk); s3c_pcm_stereo_in[pdev->id].dma_addr = mem_res->start + S3C_PCM_RXFIFO; @@ -583,35 +588,38 @@ static __devinit int s3c_pcm_dev_probe(struct platform_device *pdev) pm_runtime_enable(&pdev->dev); - ret = snd_soc_register_dai(&pdev->dev, &s3c_pcm_dai[pdev->id]); + ret = devm_snd_soc_register_component(&pdev->dev, &s3c_pcm_component, + &s3c_pcm_dai[pdev->id], 1); if (ret != 0) { dev_err(&pdev->dev, "failed to get register DAI: %d\n", ret); goto err5; } + ret = samsung_asoc_dma_platform_register(&pdev->dev); + if (ret) { + dev_err(&pdev->dev, "failed to get register DMA: %d\n", ret); + goto err5; + } + return 0; err5: - clk_disable(pcm->pclk); - clk_put(pcm->pclk); + clk_disable_unprepare(pcm->pclk); err4: iounmap(pcm->regs); err3: release_mem_region(mem_res->start, resource_size(mem_res)); err2: - clk_disable(pcm->cclk); - clk_put(pcm->cclk); + clk_disable_unprepare(pcm->cclk); err1: return ret; } -static __devexit int s3c_pcm_dev_remove(struct platform_device *pdev) +static int s3c_pcm_dev_remove(struct platform_device *pdev) { struct s3c_pcm_info *pcm = &s3c_pcm[pdev->id]; struct resource *mem_res; - snd_soc_unregister_dai(&pdev->dev); - pm_runtime_disable(&pdev->dev); iounmap(pcm->regs); @@ -619,17 +627,15 @@ static __devexit int s3c_pcm_dev_remove(struct platform_device *pdev) mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0); release_mem_region(mem_res->start, resource_size(mem_res)); - clk_disable(pcm->cclk); - clk_disable(pcm->pclk); - clk_put(pcm->pclk); - clk_put(pcm->cclk); + clk_disable_unprepare(pcm->cclk); + clk_disable_unprepare(pcm->pclk); return 0; } static struct platform_driver s3c_pcm_driver = { .probe = s3c_pcm_dev_probe, - .remove = __devexit_p(s3c_pcm_dev_remove), + .remove = s3c_pcm_dev_remove, .driver = { .name = "samsung-pcm", .owner = THIS_MODULE, |