diff options
Diffstat (limited to 'sound/soc/codecs/max98095.c')
-rw-r--r-- | sound/soc/codecs/max98095.c | 69 |
1 files changed, 37 insertions, 32 deletions
diff --git a/sound/soc/codecs/max98095.c b/sound/soc/codecs/max98095.c index 668434d44303..0bb511a0388d 100644 --- a/sound/soc/codecs/max98095.c +++ b/sound/soc/codecs/max98095.c @@ -15,7 +15,6 @@ #include <linux/delay.h> #include <linux/pm.h> #include <linux/i2c.h> -#include <linux/platform_device.h> #include <sound/core.h> #include <sound/pcm.h> #include <sound/pcm_params.h> @@ -40,7 +39,6 @@ struct max98095_cdata { struct max98095_priv { enum max98095_type devtype; - void *control_data; struct max98095_pdata *pdata; unsigned int sysclk; struct max98095_cdata dai[3]; @@ -618,14 +616,13 @@ static int max98095_volatile(struct snd_soc_codec *codec, unsigned int reg) static int max98095_hw_write(struct snd_soc_codec *codec, unsigned int reg, unsigned int value) { - u8 data[2]; + int ret; - data[0] = reg; - data[1] = value; - if (codec->hw_write(codec->control_data, data, 2) == 2) - return 0; - else - return -EIO; + codec->cache_bypass = 1; + ret = snd_soc_write(codec, reg, value); + codec->cache_bypass = 0; + + return ret ? -EIO : 0; } /* @@ -1287,7 +1284,7 @@ static const struct snd_soc_dapm_route max98095_audio_map[] = { static int max98095_add_widgets(struct snd_soc_codec *codec) { - snd_soc_add_controls(codec, max98095_snd_controls, + snd_soc_add_codec_controls(codec, max98095_snd_controls, ARRAY_SIZE(max98095_snd_controls)); return 0; @@ -1784,19 +1781,19 @@ static int max98095_set_bias_level(struct snd_soc_codec *codec, #define MAX98095_RATES SNDRV_PCM_RATE_8000_96000 #define MAX98095_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE) -static struct snd_soc_dai_ops max98095_dai1_ops = { +static const struct snd_soc_dai_ops max98095_dai1_ops = { .set_sysclk = max98095_dai_set_sysclk, .set_fmt = max98095_dai1_set_fmt, .hw_params = max98095_dai1_hw_params, }; -static struct snd_soc_dai_ops max98095_dai2_ops = { +static const struct snd_soc_dai_ops max98095_dai2_ops = { .set_sysclk = max98095_dai_set_sysclk, .set_fmt = max98095_dai2_set_fmt, .hw_params = max98095_dai2_hw_params, }; -static struct snd_soc_dai_ops max98095_dai3_ops = { +static const struct snd_soc_dai_ops max98095_dai3_ops = { .set_sysclk = max98095_dai_set_sysclk, .set_fmt = max98095_dai3_set_fmt, .hw_params = max98095_dai3_hw_params, @@ -1987,17 +1984,24 @@ static void max98095_handle_eq_pdata(struct snd_soc_codec *codec) max98095->eq_enum.texts = max98095->eq_texts; max98095->eq_enum.max = max98095->eq_textcnt; - ret = snd_soc_add_controls(codec, controls, ARRAY_SIZE(controls)); + ret = snd_soc_add_codec_controls(codec, controls, ARRAY_SIZE(controls)); if (ret != 0) dev_err(codec->dev, "Failed to add EQ control: %d\n", ret); } -static int max98095_get_bq_channel(const char *name) +static const char *bq_mode_name[] = {"Biquad1 Mode", "Biquad2 Mode"}; + +static int max98095_get_bq_channel(struct snd_soc_codec *codec, + const char *name) { - if (strcmp(name, "Biquad1 Mode") == 0) - return 0; - if (strcmp(name, "Biquad2 Mode") == 0) - return 1; + int i; + + for (i = 0; i < ARRAY_SIZE(bq_mode_name); i++) + if (strcmp(name, bq_mode_name[i]) == 0) + return i; + + /* Shouldn't happen */ + dev_err(codec->dev, "Bad biquad channel name '%s'\n", name); return -EINVAL; } @@ -2007,14 +2011,15 @@ static int max98095_put_bq_enum(struct snd_kcontrol *kcontrol, struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); struct max98095_priv *max98095 = snd_soc_codec_get_drvdata(codec); struct max98095_pdata *pdata = max98095->pdata; - int channel = max98095_get_bq_channel(kcontrol->id.name); + int channel = max98095_get_bq_channel(codec, kcontrol->id.name); struct max98095_cdata *cdata; int sel = ucontrol->value.integer.value[0]; struct max98095_biquad_cfg *coef_set; int fs, best, best_val, i; int regmask, regsave; - BUG_ON(channel > 1); + if (channel < 0) + return channel; if (!pdata || !max98095->bq_textcnt) return 0; @@ -2066,9 +2071,12 @@ static int max98095_get_bq_enum(struct snd_kcontrol *kcontrol, { struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); struct max98095_priv *max98095 = snd_soc_codec_get_drvdata(codec); - int channel = max98095_get_bq_channel(kcontrol->id.name); + int channel = max98095_get_bq_channel(codec, kcontrol->id.name); struct max98095_cdata *cdata; + if (channel < 0) + return channel; + cdata = &max98095->dai[channel]; ucontrol->value.enumerated.item[0] = cdata->bq_sel; @@ -2086,15 +2094,16 @@ static void max98095_handle_bq_pdata(struct snd_soc_codec *codec) int ret; struct snd_kcontrol_new controls[] = { - SOC_ENUM_EXT("Biquad1 Mode", + SOC_ENUM_EXT((char *)bq_mode_name[0], max98095->bq_enum, max98095_get_bq_enum, max98095_put_bq_enum), - SOC_ENUM_EXT("Biquad2 Mode", + SOC_ENUM_EXT((char *)bq_mode_name[1], max98095->bq_enum, max98095_get_bq_enum, max98095_put_bq_enum), }; + BUILD_BUG_ON(ARRAY_SIZE(controls) != ARRAY_SIZE(bq_mode_name)); cfg = pdata->bq_cfg; cfgcnt = pdata->bq_cfgcnt; @@ -2130,7 +2139,7 @@ static void max98095_handle_bq_pdata(struct snd_soc_codec *codec) max98095->bq_enum.texts = max98095->bq_texts; max98095->bq_enum.max = max98095->bq_textcnt; - ret = snd_soc_add_controls(codec, controls, ARRAY_SIZE(controls)); + ret = snd_soc_add_codec_controls(codec, controls, ARRAY_SIZE(controls)); if (ret != 0) dev_err(codec->dev, "Failed to add Biquad control: %d\n", ret); } @@ -2165,7 +2174,7 @@ static void max98095_handle_pdata(struct snd_soc_codec *codec) } #ifdef CONFIG_PM -static int max98095_suspend(struct snd_soc_codec *codec, pm_message_t state) +static int max98095_suspend(struct snd_soc_codec *codec) { max98095_set_bias_level(codec, SND_SOC_BIAS_OFF); @@ -2331,27 +2340,23 @@ static int max98095_i2c_probe(struct i2c_client *i2c, struct max98095_priv *max98095; int ret; - max98095 = kzalloc(sizeof(struct max98095_priv), GFP_KERNEL); + max98095 = devm_kzalloc(&i2c->dev, sizeof(struct max98095_priv), + GFP_KERNEL); if (max98095 == NULL) return -ENOMEM; max98095->devtype = id->driver_data; i2c_set_clientdata(i2c, max98095); - max98095->control_data = i2c; max98095->pdata = i2c->dev.platform_data; ret = snd_soc_register_codec(&i2c->dev, &soc_codec_dev_max98095, max98095_dai, ARRAY_SIZE(max98095_dai)); - if (ret < 0) - kfree(max98095); return ret; } static int __devexit max98095_i2c_remove(struct i2c_client *client) { snd_soc_unregister_codec(&client->dev); - kfree(i2c_get_clientdata(client)); - return 0; } |