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Diffstat (limited to 'sound/soc/codecs/wm9705.c')
-rw-r--r--sound/soc/codecs/wm9705.c171
1 files changed, 64 insertions, 107 deletions
diff --git a/sound/soc/codecs/wm9705.c b/sound/soc/codecs/wm9705.c
index c2d1a7a18fa..c0b7f45dfa3 100644
--- a/sound/soc/codecs/wm9705.c
+++ b/sound/soc/codecs/wm9705.c
@@ -10,6 +10,7 @@
*/
#include <linux/init.h>
+#include <linux/slab.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/device.h>
@@ -18,7 +19,6 @@
#include <sound/ac97_codec.h>
#include <sound/initval.h>
#include <sound/soc.h>
-#include <sound/soc-dapm.h>
#include "wm9705.h"
@@ -67,12 +67,12 @@ static const char *wm9705_mic[] = {"Mic 1", "Mic 2"};
static const char *wm9705_rec_sel[] = {"Mic", "CD", "NC", "NC",
"Line", "Stereo Mix", "Mono Mix", "Phone"};
-static const struct soc_enum wm9705_enum_mic =
- SOC_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 8, 2, wm9705_mic);
-static const struct soc_enum wm9705_enum_rec_l =
- SOC_ENUM_SINGLE(AC97_REC_SEL, 8, 8, wm9705_rec_sel);
-static const struct soc_enum wm9705_enum_rec_r =
- SOC_ENUM_SINGLE(AC97_REC_SEL, 0, 8, wm9705_rec_sel);
+static SOC_ENUM_SINGLE_DECL(wm9705_enum_mic,
+ AC97_GENERAL_PURPOSE, 8, wm9705_mic);
+static SOC_ENUM_SINGLE_DECL(wm9705_enum_rec_l,
+ AC97_REC_SEL, 8, wm9705_rec_sel);
+static SOC_ENUM_SINGLE_DECL(wm9705_enum_rec_r,
+ AC97_REC_SEL, 0, wm9705_rec_sel);
/* Headphone Mixer */
static const struct snd_kcontrol_new wm9705_hp_mixer_controls[] = {
@@ -142,7 +142,7 @@ static const struct snd_soc_dapm_widget wm9705_dapm_widgets[] = {
* constantly enabled, we use the mutes on those inputs to simulate such
* controls.
*/
-static const struct snd_soc_dapm_route audio_map[] = {
+static const struct snd_soc_dapm_route wm9705_audio_map[] = {
/* HP mixer */
{"HP Mixer", "PCBeep Playback Switch", "PCBEEP PGA"},
{"HP Mixer", "CD Playback Switch", "CD PGA"},
@@ -200,16 +200,6 @@ static const struct snd_soc_dapm_route audio_map[] = {
{"Right ADC", NULL, "ADC PGA"},
};
-static int wm9705_add_widgets(struct snd_soc_codec *codec)
-{
- snd_soc_dapm_new_controls(codec, wm9705_dapm_widgets,
- ARRAY_SIZE(wm9705_dapm_widgets));
- snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map));
- snd_soc_dapm_new_widgets(codec);
-
- return 0;
-}
-
/* We use a register cache to enhance read performance. */
static unsigned int ac97_read(struct snd_soc_codec *codec, unsigned int reg)
{
@@ -219,7 +209,7 @@ static unsigned int ac97_read(struct snd_soc_codec *codec, unsigned int reg)
case AC97_RESET:
case AC97_VENDOR_ID1:
case AC97_VENDOR_ID2:
- return soc_ac97_ops.read(codec->ac97, reg);
+ return soc_ac97_ops->read(codec->ac97, reg);
default:
reg = reg >> 1;
@@ -235,7 +225,7 @@ static int ac97_write(struct snd_soc_codec *codec, unsigned int reg,
{
u16 *cache = codec->reg_cache;
- soc_ac97_ops.write(codec->ac97, reg, val);
+ soc_ac97_ops->write(codec->ac97, reg, val);
reg = reg >> 1;
if (reg < (ARRAY_SIZE(wm9705_reg)))
cache[reg] = val;
@@ -246,10 +236,7 @@ static int ac97_write(struct snd_soc_codec *codec, unsigned int reg,
static int ac97_prepare(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
- struct snd_pcm_runtime *runtime = substream->runtime;
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_device *socdev = rtd->socdev;
- struct snd_soc_codec *codec = socdev->card->codec;
+ struct snd_soc_codec *codec = dai->codec;
int reg;
u16 vra;
@@ -261,7 +248,7 @@ static int ac97_prepare(struct snd_pcm_substream *substream,
else
reg = AC97_PCM_LR_ADC_RATE;
- return ac97_write(codec, reg, runtime->rate);
+ return ac97_write(codec, reg, substream->runtime->rate);
}
#define WM9705_AC97_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 | \
@@ -269,32 +256,32 @@ static int ac97_prepare(struct snd_pcm_substream *substream,
SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 | \
SNDRV_PCM_RATE_48000)
-static struct snd_soc_dai_ops wm9705_dai_ops = {
+static const struct snd_soc_dai_ops wm9705_dai_ops = {
.prepare = ac97_prepare,
};
-struct snd_soc_dai wm9705_dai[] = {
+static struct snd_soc_dai_driver wm9705_dai[] = {
{
- .name = "AC97 HiFi",
+ .name = "wm9705-hifi",
.ac97_control = 1,
.playback = {
.stream_name = "HiFi Playback",
.channels_min = 1,
.channels_max = 2,
.rates = WM9705_AC97_RATES,
- .formats = SNDRV_PCM_FMTBIT_S16_LE,
+ .formats = SND_SOC_STD_AC97_FMTS,
},
.capture = {
.stream_name = "HiFi Capture",
.channels_min = 1,
.channels_max = 2,
.rates = WM9705_AC97_RATES,
- .formats = SNDRV_PCM_FMTBIT_S16_LE,
+ .formats = SND_SOC_STD_AC97_FMTS,
},
.ops = &wm9705_dai_ops,
},
{
- .name = "AC97 Aux",
+ .name = "wm9705-aux",
.playback = {
.stream_name = "Aux Playback",
.channels_min = 1,
@@ -304,12 +291,11 @@ struct snd_soc_dai wm9705_dai[] = {
},
}
};
-EXPORT_SYMBOL_GPL(wm9705_dai);
static int wm9705_reset(struct snd_soc_codec *codec)
{
- if (soc_ac97_ops.reset) {
- soc_ac97_ops.reset(codec->ac97);
+ if (soc_ac97_ops->reset) {
+ soc_ac97_ops->reset(codec->ac97);
if (ac97_read(codec, 0) == wm9705_reg[0])
return 0; /* Success */
}
@@ -318,20 +304,15 @@ static int wm9705_reset(struct snd_soc_codec *codec)
}
#ifdef CONFIG_PM
-static int wm9705_soc_suspend(struct platform_device *pdev, pm_message_t msg)
+static int wm9705_soc_suspend(struct snd_soc_codec *codec)
{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec = socdev->card->codec;
-
- soc_ac97_ops.write(codec->ac97, AC97_POWERDOWN, 0xffff);
+ soc_ac97_ops->write(codec->ac97, AC97_POWERDOWN, 0xffff);
return 0;
}
-static int wm9705_soc_resume(struct platform_device *pdev)
+static int wm9705_soc_resume(struct snd_soc_codec *codec)
{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec = socdev->card->codec;
int i, ret;
u16 *cache = codec->reg_cache;
@@ -342,7 +323,7 @@ static int wm9705_soc_resume(struct platform_device *pdev)
}
for (i = 2; i < ARRAY_SIZE(wm9705_reg) << 1; i += 2) {
- soc_ac97_ops.write(codec->ac97, i, cache[i>>1]);
+ soc_ac97_ops->write(codec->ac97, i, cache[i>>1]);
}
return 0;
@@ -352,100 +333,76 @@ static int wm9705_soc_resume(struct platform_device *pdev)
#define wm9705_soc_resume NULL
#endif
-static int wm9705_soc_probe(struct platform_device *pdev)
+static int wm9705_soc_probe(struct snd_soc_codec *codec)
{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec;
int ret = 0;
- printk(KERN_INFO "WM9705 SoC Audio Codec\n");
-
- socdev->card->codec = kzalloc(sizeof(struct snd_soc_codec),
- GFP_KERNEL);
- if (socdev->card->codec == NULL)
- return -ENOMEM;
- codec = socdev->card->codec;
- mutex_init(&codec->mutex);
-
- codec->reg_cache = kmemdup(wm9705_reg, sizeof(wm9705_reg), GFP_KERNEL);
- if (codec->reg_cache == NULL) {
- ret = -ENOMEM;
- goto cache_err;
- }
- codec->reg_cache_size = sizeof(wm9705_reg);
- codec->reg_cache_step = 2;
-
- codec->name = "WM9705";
- codec->owner = THIS_MODULE;
- codec->dai = wm9705_dai;
- codec->num_dai = ARRAY_SIZE(wm9705_dai);
- codec->write = ac97_write;
- codec->read = ac97_read;
- INIT_LIST_HEAD(&codec->dapm_widgets);
- INIT_LIST_HEAD(&codec->dapm_paths);
-
- ret = snd_soc_new_ac97_codec(codec, &soc_ac97_ops, 0);
+ ret = snd_soc_new_ac97_codec(codec, soc_ac97_ops, 0);
if (ret < 0) {
printk(KERN_ERR "wm9705: failed to register AC97 codec\n");
- goto codec_err;
+ return ret;
}
- /* register pcms */
- ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
- if (ret < 0)
- goto pcm_err;
-
ret = wm9705_reset(codec);
if (ret)
goto reset_err;
- snd_soc_add_controls(codec, wm9705_snd_ac97_controls,
+ snd_soc_add_codec_controls(codec, wm9705_snd_ac97_controls,
ARRAY_SIZE(wm9705_snd_ac97_controls));
- wm9705_add_widgets(codec);
-
- ret = snd_soc_init_card(socdev);
- if (ret < 0) {
- printk(KERN_ERR "wm9705: failed to register card\n");
- goto pcm_err;
- }
return 0;
reset_err:
- snd_soc_free_pcms(socdev);
-pcm_err:
snd_soc_free_ac97_codec(codec);
-codec_err:
- kfree(codec->reg_cache);
-cache_err:
- kfree(socdev->card->codec);
- socdev->card->codec = NULL;
return ret;
}
-static int wm9705_soc_remove(struct platform_device *pdev)
+static int wm9705_soc_remove(struct snd_soc_codec *codec)
{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec = socdev->card->codec;
-
- if (codec == NULL)
- return 0;
-
- snd_soc_dapm_free(socdev);
- snd_soc_free_pcms(socdev);
snd_soc_free_ac97_codec(codec);
- kfree(codec->reg_cache);
- kfree(codec);
return 0;
}
-struct snd_soc_codec_device soc_codec_dev_wm9705 = {
+static struct snd_soc_codec_driver soc_codec_dev_wm9705 = {
.probe = wm9705_soc_probe,
.remove = wm9705_soc_remove,
.suspend = wm9705_soc_suspend,
.resume = wm9705_soc_resume,
+ .read = ac97_read,
+ .write = ac97_write,
+ .reg_cache_size = ARRAY_SIZE(wm9705_reg),
+ .reg_word_size = sizeof(u16),
+ .reg_cache_step = 2,
+ .reg_cache_default = wm9705_reg,
+ .dapm_widgets = wm9705_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(wm9705_dapm_widgets),
+ .dapm_routes = wm9705_audio_map,
+ .num_dapm_routes = ARRAY_SIZE(wm9705_audio_map),
};
-EXPORT_SYMBOL_GPL(soc_codec_dev_wm9705);
+
+static int wm9705_probe(struct platform_device *pdev)
+{
+ return snd_soc_register_codec(&pdev->dev,
+ &soc_codec_dev_wm9705, wm9705_dai, ARRAY_SIZE(wm9705_dai));
+}
+
+static int wm9705_remove(struct platform_device *pdev)
+{
+ snd_soc_unregister_codec(&pdev->dev);
+ return 0;
+}
+
+static struct platform_driver wm9705_codec_driver = {
+ .driver = {
+ .name = "wm9705-codec",
+ .owner = THIS_MODULE,
+ },
+
+ .probe = wm9705_probe,
+ .remove = wm9705_remove,
+};
+
+module_platform_driver(wm9705_codec_driver);
MODULE_DESCRIPTION("ASoC WM9705 driver");
MODULE_AUTHOR("Ian Molton");
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-05 20:44:00 +0000