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Diffstat (limited to 'sound/soc/samsung/s3c24xx_uda134x.c')
-rw-r--r--sound/soc/samsung/s3c24xx_uda134x.c141
1 files changed, 26 insertions, 115 deletions
diff --git a/sound/soc/samsung/s3c24xx_uda134x.c b/sound/soc/samsung/s3c24xx_uda134x.c
index 50849e137fc0..7853fbe6ccc9 100644
--- a/sound/soc/samsung/s3c24xx_uda134x.c
+++ b/sound/soc/samsung/s3c24xx_uda134x.c
@@ -54,28 +54,27 @@ static struct snd_pcm_hw_constraint_list hw_constraints_rates = {
};
#endif
-static struct platform_device *s3c24xx_uda134x_snd_device;
-
static int s3c24xx_uda134x_startup(struct snd_pcm_substream *substream)
{
- int ret = 0;
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
#ifdef ENFORCE_RATES
struct snd_pcm_runtime *runtime = substream->runtime;
#endif
+ int ret = 0;
mutex_lock(&clk_lock);
- pr_debug("%s %d\n", __func__, clk_users);
+
if (clk_users == 0) {
- xtal = clk_get(&s3c24xx_uda134x_snd_device->dev, "xtal");
+ xtal = clk_get(rtd->dev, "xtal");
if (IS_ERR(xtal)) {
- printk(KERN_ERR "%s cannot get xtal\n", __func__);
+ dev_err(rtd->dev, "%s cannot get xtal\n", __func__);
ret = PTR_ERR(xtal);
} else {
- pclk = clk_get(&s3c24xx_uda134x_snd_device->dev,
- "pclk");
+ pclk = clk_get(cpu_dai->dev, "iis");
if (IS_ERR(pclk)) {
- printk(KERN_ERR "%s cannot get pclk\n",
- __func__);
+ dev_err(rtd->dev, "%s cannot get pclk\n",
+ __func__);
clk_put(xtal);
ret = PTR_ERR(pclk);
}
@@ -101,8 +100,8 @@ static int s3c24xx_uda134x_startup(struct snd_pcm_substream *substream)
SNDRV_PCM_HW_PARAM_RATE,
&hw_constraints_rates);
if (ret < 0)
- printk(KERN_ERR "%s cannot set constraints\n",
- __func__);
+ dev_err(rtd->dev, "%s cannot set constraints\n",
+ __func__);
#endif
}
return ret;
@@ -111,7 +110,6 @@ static int s3c24xx_uda134x_startup(struct snd_pcm_substream *substream)
static void s3c24xx_uda134x_shutdown(struct snd_pcm_substream *substream)
{
mutex_lock(&clk_lock);
- pr_debug("%s %d\n", __func__, clk_users);
clk_users -= 1;
if (clk_users == 0) {
clk_put(xtal);
@@ -158,18 +156,19 @@ static int s3c24xx_uda134x_hw_params(struct snd_pcm_substream *substream,
clk_source = S3C24XX_CLKSRC_PCLK;
div = bi % 33;
}
- pr_debug("%s desired rate %lu, %d\n", __func__, rate, bi);
+
+ dev_dbg(rtd->dev, "%s desired rate %lu, %d\n", __func__, rate, bi);
clk = (fs_mode == S3C2410_IISMOD_384FS ? 384 : 256) * rate;
- pr_debug("%s will use: %s %s %d sysclk %d err %ld\n", __func__,
- fs_mode == S3C2410_IISMOD_384FS ? "384FS" : "256FS",
- clk_source == S3C24XX_CLKSRC_MPLL ? "MPLLin" : "PCLK",
- div, clk, err);
+
+ dev_dbg(rtd->dev, "%s will use: %s %s %d sysclk %d err %ld\n", __func__,
+ fs_mode == S3C2410_IISMOD_384FS ? "384FS" : "256FS",
+ clk_source == S3C24XX_CLKSRC_MPLL ? "MPLLin" : "PCLK",
+ div, clk, err);
if ((err * 100 / rate) > 5) {
- printk(KERN_ERR "S3C24XX_UDA134X: effective frequency "
- "too different from desired (%ld%%)\n",
- err * 100 / rate);
+ dev_err(rtd->dev, "effective frequency too different "
+ "from desired (%ld%%)\n", err * 100 / rate);
return -EINVAL;
}
@@ -226,115 +225,27 @@ static struct snd_soc_card snd_soc_s3c24xx_uda134x = {
.num_links = 1,
};
-static struct s3c24xx_uda134x_platform_data *s3c24xx_uda134x_l3_pins;
-
-static void setdat(int v)
-{
- gpio_set_value(s3c24xx_uda134x_l3_pins->l3_data, v > 0);
-}
-
-static void setclk(int v)
-{
- gpio_set_value(s3c24xx_uda134x_l3_pins->l3_clk, v > 0);
-}
-
-static void setmode(int v)
-{
- gpio_set_value(s3c24xx_uda134x_l3_pins->l3_mode, v > 0);
-}
-
-/* FIXME - This must be codec platform data but in which board file ?? */
-static struct uda134x_platform_data s3c24xx_uda134x = {
- .l3 = {
- .setdat = setdat,
- .setclk = setclk,
- .setmode = setmode,
- .data_hold = 1,
- .data_setup = 1,
- .clock_high = 1,
- .mode_hold = 1,
- .mode = 1,
- .mode_setup = 1,
- },
-};
-
-static int s3c24xx_uda134x_setup_pin(int pin, char *fun)
-{
- if (gpio_request(pin, "s3c24xx_uda134x") < 0) {
- printk(KERN_ERR "S3C24XX_UDA134X SoC Audio: "
- "l3 %s pin already in use", fun);
- return -EBUSY;
- }
- gpio_direction_output(pin, 0);
- return 0;
-}
-
static int s3c24xx_uda134x_probe(struct platform_device *pdev)
{
+ struct snd_soc_card *card = &snd_soc_s3c24xx_uda134x;
int ret;
- printk(KERN_INFO "S3C24XX_UDA134X SoC Audio driver\n");
+ platform_set_drvdata(pdev, card);
+ card->dev = &pdev->dev;
- s3c24xx_uda134x_l3_pins = pdev->dev.platform_data;
- if (s3c24xx_uda134x_l3_pins == NULL) {
- printk(KERN_ERR "S3C24XX_UDA134X SoC Audio: "
- "unable to find platform data\n");
- return -ENODEV;
- }
- s3c24xx_uda134x.power = s3c24xx_uda134x_l3_pins->power;
- s3c24xx_uda134x.model = s3c24xx_uda134x_l3_pins->model;
-
- if (s3c24xx_uda134x_setup_pin(s3c24xx_uda134x_l3_pins->l3_data,
- "data") < 0)
- return -EBUSY;
- if (s3c24xx_uda134x_setup_pin(s3c24xx_uda134x_l3_pins->l3_clk,
- "clk") < 0) {
- gpio_free(s3c24xx_uda134x_l3_pins->l3_data);
- return -EBUSY;
- }
- if (s3c24xx_uda134x_setup_pin(s3c24xx_uda134x_l3_pins->l3_mode,
- "mode") < 0) {
- gpio_free(s3c24xx_uda134x_l3_pins->l3_data);
- gpio_free(s3c24xx_uda134x_l3_pins->l3_clk);
- return -EBUSY;
- }
-
- s3c24xx_uda134x_snd_device = platform_device_alloc("soc-audio", -1);
- if (!s3c24xx_uda134x_snd_device) {
- printk(KERN_ERR "S3C24XX_UDA134X SoC Audio: "
- "Unable to register\n");
- return -ENOMEM;
- }
-
- platform_set_drvdata(s3c24xx_uda134x_snd_device,
- &snd_soc_s3c24xx_uda134x);
- platform_device_add_data(s3c24xx_uda134x_snd_device, &s3c24xx_uda134x, sizeof(s3c24xx_uda134x));
- ret = platform_device_add(s3c24xx_uda134x_snd_device);
- if (ret) {
- printk(KERN_ERR "S3C24XX_UDA134X SoC Audio: Unable to add\n");
- platform_device_put(s3c24xx_uda134x_snd_device);
- }
+ ret = devm_snd_soc_register_card(&pdev->dev, card);
+ if (ret)
+ dev_err(&pdev->dev, "failed to register card: %d\n", ret);
return ret;
}
-static int s3c24xx_uda134x_remove(struct platform_device *pdev)
-{
- platform_device_unregister(s3c24xx_uda134x_snd_device);
- gpio_free(s3c24xx_uda134x_l3_pins->l3_data);
- gpio_free(s3c24xx_uda134x_l3_pins->l3_clk);
- gpio_free(s3c24xx_uda134x_l3_pins->l3_mode);
- return 0;
-}
-
static struct platform_driver s3c24xx_uda134x_driver = {
.probe = s3c24xx_uda134x_probe,
- .remove = s3c24xx_uda134x_remove,
.driver = {
.name = "s3c24xx_uda134x",
},
};
-
module_platform_driver(s3c24xx_uda134x_driver);
MODULE_AUTHOR("Zoltan Devai, Christian Pellegrin <chripell@evolware.org>");
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-22 17:48:12 +0000