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Diffstat (limited to 'sound/soc/au1x/psc-ac97.c')
-rw-r--r--sound/soc/au1x/psc-ac97.c111
1 files changed, 50 insertions, 61 deletions
diff --git a/sound/soc/au1x/psc-ac97.c b/sound/soc/au1x/psc-ac97.c
index d0db66f24a0..986dcec79fa 100644
--- a/sound/soc/au1x/psc-ac97.c
+++ b/sound/soc/au1x/psc-ac97.c
@@ -41,14 +41,14 @@
(SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3BE)
#define AC97PCR_START(stype) \
- ((stype) == PCM_TX ? PSC_AC97PCR_TS : PSC_AC97PCR_RS)
+ ((stype) == SNDRV_PCM_STREAM_PLAYBACK ? PSC_AC97PCR_TS : PSC_AC97PCR_RS)
#define AC97PCR_STOP(stype) \
- ((stype) == PCM_TX ? PSC_AC97PCR_TP : PSC_AC97PCR_RP)
+ ((stype) == SNDRV_PCM_STREAM_PLAYBACK ? PSC_AC97PCR_TP : PSC_AC97PCR_RP)
#define AC97PCR_CLRFIFO(stype) \
- ((stype) == PCM_TX ? PSC_AC97PCR_TC : PSC_AC97PCR_RC)
+ ((stype) == SNDRV_PCM_STREAM_PLAYBACK ? PSC_AC97PCR_TC : PSC_AC97PCR_RC)
#define AC97STAT_BUSY(stype) \
- ((stype) == PCM_TX ? PSC_AC97STAT_TB : PSC_AC97STAT_RB)
+ ((stype) == SNDRV_PCM_STREAM_PLAYBACK ? PSC_AC97STAT_TB : PSC_AC97STAT_RB)
/* instance data. There can be only one, MacLeod!!!! */
static struct au1xpsc_audio_data *au1xpsc_ac97_workdata;
@@ -201,13 +201,12 @@ static void au1xpsc_ac97_cold_reset(struct snd_ac97 *ac97)
}
/* AC97 controller operations */
-struct snd_ac97_bus_ops soc_ac97_ops = {
+static struct snd_ac97_bus_ops psc_ac97_ops = {
.read = au1xpsc_ac97_read,
.write = au1xpsc_ac97_write,
.reset = au1xpsc_ac97_cold_reset,
.warm_reset = au1xpsc_ac97_warm_reset,
};
-EXPORT_SYMBOL_GPL(soc_ac97_ops);
static int au1xpsc_ac97_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
@@ -215,7 +214,7 @@ static int au1xpsc_ac97_hw_params(struct snd_pcm_substream *substream,
{
struct au1xpsc_audio_data *pscdata = snd_soc_dai_get_drvdata(dai);
unsigned long r, ro, stat;
- int chans, t, stype = SUBSTREAM_TYPE(substream);
+ int chans, t, stype = substream->stream;
chans = params_channels(params);
@@ -235,7 +234,7 @@ static int au1xpsc_ac97_hw_params(struct snd_pcm_substream *substream,
r |= PSC_AC97CFG_SET_LEN(params->msbits);
/* channels: enable slots for front L/R channel */
- if (stype == PCM_TX) {
+ if (stype == SNDRV_PCM_STREAM_PLAYBACK) {
r &= ~PSC_AC97CFG_TXSLOT_MASK;
r |= PSC_AC97CFG_TXSLOT_ENA(3);
r |= PSC_AC97CFG_TXSLOT_ENA(4);
@@ -294,7 +293,7 @@ static int au1xpsc_ac97_trigger(struct snd_pcm_substream *substream,
int cmd, struct snd_soc_dai *dai)
{
struct au1xpsc_audio_data *pscdata = snd_soc_dai_get_drvdata(dai);
- int ret, stype = SUBSTREAM_TYPE(substream);
+ int ret, stype = substream->stream;
ret = 0;
@@ -324,12 +323,21 @@ static int au1xpsc_ac97_trigger(struct snd_pcm_substream *substream,
return ret;
}
+static int au1xpsc_ac97_startup(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ struct au1xpsc_audio_data *pscdata = snd_soc_dai_get_drvdata(dai);
+ snd_soc_dai_set_dma_data(dai, substream, &pscdata->dmaids[0]);
+ return 0;
+}
+
static int au1xpsc_ac97_probe(struct snd_soc_dai *dai)
{
return au1xpsc_ac97_workdata ? 0 : -ENODEV;
}
-static struct snd_soc_dai_ops au1xpsc_ac97_dai_ops = {
+static const struct snd_soc_dai_ops au1xpsc_ac97_dai_ops = {
+ .startup = au1xpsc_ac97_startup,
.trigger = au1xpsc_ac97_trigger,
.hw_params = au1xpsc_ac97_hw_params,
};
@@ -352,32 +360,38 @@ static const struct snd_soc_dai_driver au1xpsc_ac97_dai_template = {
.ops = &au1xpsc_ac97_dai_ops,
};
-static int __devinit au1xpsc_ac97_drvprobe(struct platform_device *pdev)
+static const struct snd_soc_component_driver au1xpsc_ac97_component = {
+ .name = "au1xpsc-ac97",
+};
+
+static int au1xpsc_ac97_drvprobe(struct platform_device *pdev)
{
int ret;
- struct resource *r;
+ struct resource *iores, *dmares;
unsigned long sel;
struct au1xpsc_audio_data *wd;
- wd = kzalloc(sizeof(struct au1xpsc_audio_data), GFP_KERNEL);
+ wd = devm_kzalloc(&pdev->dev, sizeof(struct au1xpsc_audio_data),
+ GFP_KERNEL);
if (!wd)
return -ENOMEM;
mutex_init(&wd->lock);
- r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!r) {
- ret = -ENODEV;
- goto out0;
- }
+ iores = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ wd->mmio = devm_ioremap_resource(&pdev->dev, iores);
+ if (IS_ERR(wd->mmio))
+ return PTR_ERR(wd->mmio);
- ret = -EBUSY;
- if (!request_mem_region(r->start, resource_size(r), pdev->name))
- goto out0;
+ dmares = platform_get_resource(pdev, IORESOURCE_DMA, 0);
+ if (!dmares)
+ return -EBUSY;
+ wd->dmaids[SNDRV_PCM_STREAM_PLAYBACK] = dmares->start;
- wd->mmio = ioremap(r->start, resource_size(r));
- if (!wd->mmio)
- goto out1;
+ dmares = platform_get_resource(pdev, IORESOURCE_DMA, 1);
+ if (!dmares)
+ return -EBUSY;
+ wd->dmaids[SNDRV_PCM_STREAM_CAPTURE] = dmares->start;
/* configuration: max dma trigger threshold, enable ac97 */
wd->cfg = PSC_AC97CFG_RT_FIFO8 | PSC_AC97CFG_TT_FIFO8 |
@@ -399,33 +413,24 @@ static int __devinit au1xpsc_ac97_drvprobe(struct platform_device *pdev)
platform_set_drvdata(pdev, wd);
- ret = snd_soc_register_dai(&pdev->dev, &wd->dai_drv);
+ ret = snd_soc_set_ac97_ops(&psc_ac97_ops);
if (ret)
- goto out1;
+ return ret;
- wd->dmapd = au1xpsc_pcm_add(pdev);
- if (wd->dmapd) {
- au1xpsc_ac97_workdata = wd;
- return 0;
- }
+ ret = snd_soc_register_component(&pdev->dev, &au1xpsc_ac97_component,
+ &wd->dai_drv, 1);
+ if (ret)
+ return ret;
- snd_soc_unregister_dai(&pdev->dev);
-out1:
- release_mem_region(r->start, resource_size(r));
-out0:
- kfree(wd);
- return ret;
+ au1xpsc_ac97_workdata = wd;
+ return 0;
}
-static int __devexit au1xpsc_ac97_drvremove(struct platform_device *pdev)
+static int au1xpsc_ac97_drvremove(struct platform_device *pdev)
{
struct au1xpsc_audio_data *wd = platform_get_drvdata(pdev);
- struct resource *r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-
- if (wd->dmapd)
- au1xpsc_pcm_destroy(wd->dmapd);
- snd_soc_unregister_dai(&pdev->dev);
+ snd_soc_unregister_component(&pdev->dev);
/* disable PSC completely */
au_writel(0, AC97_CFG(wd));
@@ -433,10 +438,6 @@ static int __devexit au1xpsc_ac97_drvremove(struct platform_device *pdev)
au_writel(PSC_CTRL_DISABLE, PSC_CTRL(wd));
au_sync();
- iounmap(wd->mmio);
- release_mem_region(r->start, resource_size(r));
- kfree(wd);
-
au1xpsc_ac97_workdata = NULL; /* MDEV */
return 0;
@@ -493,22 +494,10 @@ static struct platform_driver au1xpsc_ac97_driver = {
.pm = AU1XPSCAC97_PMOPS,
},
.probe = au1xpsc_ac97_drvprobe,
- .remove = __devexit_p(au1xpsc_ac97_drvremove),
+ .remove = au1xpsc_ac97_drvremove,
};
-static int __init au1xpsc_ac97_load(void)
-{
- au1xpsc_ac97_workdata = NULL;
- return platform_driver_register(&au1xpsc_ac97_driver);
-}
-
-static void __exit au1xpsc_ac97_unload(void)
-{
- platform_driver_unregister(&au1xpsc_ac97_driver);
-}
-
-module_init(au1xpsc_ac97_load);
-module_exit(au1xpsc_ac97_unload);
+module_platform_driver(au1xpsc_ac97_driver);
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Au12x0/Au1550 PSC AC97 ALSA ASoC audio driver");
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-20 22:09:32 +0000