static int imx_ssi_set_dai_tdm_slot(struct snd_soc_dai *cpu_dai,
unsigned int tx_mask, unsigned int rx_mask, int slots, int slot_width)
{
- struct imx_ssi *ssi = cpu_dai->private_data;
+ struct imx_ssi *ssi = snd_soc_dai_get_drvdata(cpu_dai);
u32 sccr;
sccr = readl(ssi->base + SSI_STCCR);
*/
static int imx_ssi_set_dai_fmt(struct snd_soc_dai *cpu_dai, unsigned int fmt)
{
- struct imx_ssi *ssi = cpu_dai->private_data;
+ struct imx_ssi *ssi = snd_soc_dai_get_drvdata(cpu_dai);
u32 strcr = 0, scr;
scr = readl(ssi->base + SSI_SCR) & ~(SSI_SCR_SYN | SSI_SCR_NET);
static int imx_ssi_set_dai_sysclk(struct snd_soc_dai *cpu_dai,
int clk_id, unsigned int freq, int dir)
{
- struct imx_ssi *ssi = cpu_dai->private_data;
+ struct imx_ssi *ssi = snd_soc_dai_get_drvdata(cpu_dai);
u32 scr;
scr = readl(ssi->base + SSI_SCR);
static int imx_ssi_set_dai_clkdiv(struct snd_soc_dai *cpu_dai,
int div_id, int div)
{
- struct imx_ssi *ssi = cpu_dai->private_data;
+ struct imx_ssi *ssi = snd_soc_dai_get_drvdata(cpu_dai);
u32 stccr, srccr;
stccr = readl(ssi->base + SSI_STCCR);
struct snd_pcm_hw_params *params,
struct snd_soc_dai *cpu_dai)
{
- struct imx_ssi *ssi = cpu_dai->private_data;
+ struct imx_ssi *ssi = snd_soc_dai_get_drvdata(cpu_dai);
struct imx_pcm_dma_params *dma_data;
u32 reg, sccr;
static int imx_ssi_trigger(struct snd_pcm_substream *substream, int cmd,
struct snd_soc_dai *dai)
{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_dai *cpu_dai = rtd->dai->cpu_dai;
- struct imx_ssi *ssi = cpu_dai->private_data;
+ struct imx_ssi *ssi = snd_soc_dai_get_drvdata(dai);
unsigned int sier_bits, sier;
unsigned int scr;
.trigger = imx_ssi_trigger,
};
-static struct snd_soc_dai imx_ssi_dai = {
- .playback = {
- .channels_min = 2,
- .channels_max = 2,
- .rates = SNDRV_PCM_RATE_8000_96000,
- .formats = SNDRV_PCM_FMTBIT_S16_LE,
- },
- .capture = {
- .channels_min = 2,
- .channels_max = 2,
- .rates = SNDRV_PCM_RATE_8000_96000,
- .formats = SNDRV_PCM_FMTBIT_S16_LE,
- },
- .ops = &imx_ssi_pcm_dai_ops,
-};
-
int snd_imx_pcm_mmap(struct snd_pcm_substream *substream,
struct vm_area_struct *vma)
{
runtime->dma_bytes);
return ret;
}
+EXPORT_SYMBOL_GPL(snd_imx_pcm_mmap);
static int imx_pcm_preallocate_dma_buffer(struct snd_pcm *pcm, int stream)
{
card->dev->dma_mask = &imx_pcm_dmamask;
if (!card->dev->coherent_dma_mask)
card->dev->coherent_dma_mask = DMA_BIT_MASK(32);
- if (dai->playback.channels_min) {
+ if (dai->driver->playback.channels_min) {
ret = imx_pcm_preallocate_dma_buffer(pcm,
SNDRV_PCM_STREAM_PLAYBACK);
if (ret)
goto out;
}
- if (dai->capture.channels_min) {
+ if (dai->driver->capture.channels_min) {
ret = imx_pcm_preallocate_dma_buffer(pcm,
SNDRV_PCM_STREAM_CAPTURE);
if (ret)
out:
return ret;
}
+EXPORT_SYMBOL_GPL(imx_pcm_new);
void imx_pcm_free(struct snd_pcm *pcm)
{
buf->area = NULL;
}
}
+EXPORT_SYMBOL_GPL(imx_pcm_free);
+
+static int imx_ssi_dai_probe(struct snd_soc_dai *dai)
+{
+ struct imx_ssi *ssi = dev_get_drvdata(dai->dev);
+ uint32_t val;
+
+ snd_soc_dai_set_drvdata(dai, ssi);
+
+ val = SSI_SFCSR_TFWM0(ssi->dma_params_tx.burstsize) |
+ SSI_SFCSR_RFWM0(ssi->dma_params_rx.burstsize);
+ writel(val, ssi->base + SSI_SFCSR);
+
+ return 0;
+}
-struct snd_soc_platform imx_soc_platform = {
- .name = "imx-audio",
+static struct snd_soc_dai_driver imx_ssi_dai = {
+ .probe = imx_ssi_dai_probe,
+ .playback = {
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = SNDRV_PCM_RATE_8000_96000,
+ .formats = SNDRV_PCM_FMTBIT_S16_LE,
+ },
+ .capture = {
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = SNDRV_PCM_RATE_8000_96000,
+ .formats = SNDRV_PCM_FMTBIT_S16_LE,
+ },
+ .ops = &imx_ssi_pcm_dai_ops,
};
-EXPORT_SYMBOL_GPL(imx_soc_platform);
-static struct snd_soc_dai imx_ac97_dai = {
- .name = "AC97",
+static struct snd_soc_dai_driver imx_ac97_dai = {
+ .probe = imx_ssi_dai_probe,
.ac97_control = 1,
.playback = {
.stream_name = "AC97 Playback",
};
EXPORT_SYMBOL_GPL(soc_ac97_ops);
-struct snd_soc_dai imx_ssi_pcm_dai[2];
-EXPORT_SYMBOL_GPL(imx_ssi_pcm_dai);
-
static int imx_ssi_probe(struct platform_device *pdev)
{
struct resource *res;
struct imx_ssi *ssi;
struct imx_ssi_platform_data *pdata = pdev->dev.platform_data;
- struct snd_soc_platform *platform;
int ret = 0;
- unsigned int val;
- struct snd_soc_dai *dai = &imx_ssi_pcm_dai[pdev->id];
-
- if (dai->id >= ARRAY_SIZE(imx_ssi_pcm_dai))
- return -EINVAL;
+ struct snd_soc_dai_driver *dai;
ssi = kzalloc(sizeof(*ssi), GFP_KERNEL);
if (!ssi)
return -ENOMEM;
+ dev_set_drvdata(&pdev->dev, ssi);
if (pdata) {
ssi->ac97_reset = pdata->ac97_reset;
}
ac97_ssi = ssi;
setup_channel_to_ac97(ssi);
- memcpy(dai, &imx_ac97_dai, sizeof(imx_ac97_dai));
+ dai = &imx_ac97_dai;
} else
- memcpy(dai, &imx_ssi_dai, sizeof(imx_ssi_dai));
+ dai = &imx_ssi_dai;
writel(0x0, ssi->base + SSI_SIER);
if (res)
ssi->dma_params_rx.dma = res->start;
- dai->id = pdev->id;
- dai->dev = &pdev->dev;
- dai->name = kasprintf(GFP_KERNEL, "imx-ssi.%d", pdev->id);
- dai->private_data = ssi;
-
if ((cpu_is_mx27() || cpu_is_mx21()) &&
!(ssi->flags & IMX_SSI_USE_AC97) &&
(ssi->flags & IMX_SSI_DMA)) {
ssi->flags |= IMX_SSI_DMA;
- platform = imx_ssi_dma_mx2_init(pdev, ssi);
- } else
- platform = imx_ssi_fiq_init(pdev, ssi);
-
- imx_soc_platform.pcm_ops = platform->pcm_ops;
- imx_soc_platform.pcm_new = platform->pcm_new;
- imx_soc_platform.pcm_free = platform->pcm_free;
+ }
- val = SSI_SFCSR_TFWM0(ssi->dma_params_tx.burstsize) |
- SSI_SFCSR_RFWM0(ssi->dma_params_rx.burstsize);
- writel(val, ssi->base + SSI_SFCSR);
+ platform_set_drvdata(pdev, ssi);
- ret = snd_soc_register_dai(dai);
+ ret = snd_soc_register_dai(&pdev->dev, dai);
if (ret) {
dev_err(&pdev->dev, "register DAI failed\n");
goto failed_register;
}
- platform_set_drvdata(pdev, ssi);
+ ssi->soc_platform_pdev_fiq = platform_device_alloc("imx-fiq-pcm-audio", pdev->id);
+ if (!ssi->soc_platform_pdev_fiq) {
+ ret = -ENOMEM;
+ goto failed_pdev_fiq_alloc;
+ }
+
+ platform_set_drvdata(ssi->soc_platform_pdev_fiq, ssi);
+ ret = platform_device_add(ssi->soc_platform_pdev_fiq);
+ if (ret) {
+ dev_err(&pdev->dev, "failed to add platform device\n");
+ goto failed_pdev_fiq_add;
+ }
+
+ ssi->soc_platform_pdev = platform_device_alloc("imx-pcm-audio", pdev->id);
+ if (!ssi->soc_platform_pdev) {
+ ret = -ENOMEM;
+ goto failed_pdev_alloc;
+ }
+
+ platform_set_drvdata(ssi->soc_platform_pdev, ssi);
+ ret = platform_device_add(ssi->soc_platform_pdev);
+ if (ret) {
+ dev_err(&pdev->dev, "failed to add platform device\n");
+ goto failed_pdev_add;
+ }
return 0;
+failed_pdev_add:
+ platform_device_put(ssi->soc_platform_pdev);
+failed_pdev_alloc:
+ platform_device_del(ssi->soc_platform_pdev_fiq);
+failed_pdev_fiq_add:
+ platform_device_put(ssi->soc_platform_pdev_fiq);
+failed_pdev_fiq_alloc:
+ snd_soc_unregister_dai(&pdev->dev);
failed_register:
failed_ac97:
iounmap(ssi->base);
{
struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
struct imx_ssi *ssi = platform_get_drvdata(pdev);
- struct snd_soc_dai *dai = &imx_ssi_pcm_dai[pdev->id];
- snd_soc_unregister_dai(dai);
+ platform_device_unregister(ssi->soc_platform_pdev);
+ platform_device_unregister(ssi->soc_platform_pdev_fiq);
+
+ snd_soc_unregister_dai(&pdev->dev);
if (ssi->flags & IMX_SSI_USE_AC97)
ac97_ssi = NULL;
- if (!(ssi->flags & IMX_SSI_DMA))
- imx_ssi_fiq_exit(pdev, ssi);
-
iounmap(ssi->base);
release_mem_region(res->start, resource_size(res));
clk_disable(ssi->clk);
.remove = __devexit_p(imx_ssi_remove),
.driver = {
- .name = DRV_NAME,
+ .name = "imx-ssi",
.owner = THIS_MODULE,
},
};
static int __init imx_ssi_init(void)
{
- int ret;
-
- ret = snd_soc_register_platform(&imx_soc_platform);
- if (ret) {
- pr_err("failed to register soc platform: %d\n", ret);
- return ret;
- }
-
- ret = platform_driver_register(&imx_ssi_driver);
- if (ret) {
- snd_soc_unregister_platform(&imx_soc_platform);
- return ret;
- }
-
- return 0;
+ return platform_driver_register(&imx_ssi_driver);
}
static void __exit imx_ssi_exit(void)
{
platform_driver_unregister(&imx_ssi_driver);
- snd_soc_unregister_platform(&imx_soc_platform);
}
module_init(imx_ssi_init);
projects / mv-sheeva.git / blobdiff