diff options
Diffstat (limited to 'sound/soc/codecs/wm8960.c')
| -rw-r--r-- | sound/soc/codecs/wm8960.c | 91 |
1 files changed, 28 insertions, 63 deletions
diff --git a/sound/soc/codecs/wm8960.c b/sound/soc/codecs/wm8960.c index 2df253c18568..e5caae32e541 100644 --- a/sound/soc/codecs/wm8960.c +++ b/sound/soc/codecs/wm8960.c @@ -14,7 +14,6 @@ #include <linux/delay.h> #include <linux/pm.h> #include <linux/i2c.h> -#include <linux/platform_device.h> #include <linux/slab.h> #include <sound/core.h> #include <sound/pcm.h> @@ -26,8 +25,6 @@ #include "wm8960.h" -#define AUDIO_NAME "wm8960" - /* R25 - Power 1 */ #define WM8960_VMID_MASK 0x180 #define WM8960_VREF 0x40 @@ -265,7 +262,7 @@ SND_SOC_DAPM_INPUT("RINPUT2"), SND_SOC_DAPM_INPUT("LINPUT3"), SND_SOC_DAPM_INPUT("RINPUT3"), -SND_SOC_DAPM_MICBIAS("MICB", WM8960_POWER1, 1, 0), +SND_SOC_DAPM_SUPPLY("MICB", WM8960_POWER1, 1, 0, NULL, 0), SND_SOC_DAPM_MIXER("Left Boost Mixer", WM8960_POWER1, 5, 0, wm8960_lin_boost, ARRAY_SIZE(wm8960_lin_boost)), @@ -546,30 +543,24 @@ static int wm8960_hw_params(struct snd_pcm_substream *substream, static int wm8960_mute(struct snd_soc_dai *dai, int mute) { struct snd_soc_codec *codec = dai->codec; - u16 mute_reg = snd_soc_read(codec, WM8960_DACCTL1) & 0xfff7; if (mute) - snd_soc_write(codec, WM8960_DACCTL1, mute_reg | 0x8); + snd_soc_update_bits(codec, WM8960_DACCTL1, 0x8, 0x8); else - snd_soc_write(codec, WM8960_DACCTL1, mute_reg); + snd_soc_update_bits(codec, WM8960_DACCTL1, 0x8, 0); return 0; } static int wm8960_set_bias_level_out3(struct snd_soc_codec *codec, enum snd_soc_bias_level level) { - u16 reg; - switch (level) { case SND_SOC_BIAS_ON: break; case SND_SOC_BIAS_PREPARE: /* Set VMID to 2x50k */ - reg = snd_soc_read(codec, WM8960_POWER1); - reg &= ~0x180; - reg |= 0x80; - snd_soc_write(codec, WM8960_POWER1, reg); + snd_soc_update_bits(codec, WM8960_POWER1, 0x180, 0x80); break; case SND_SOC_BIAS_STANDBY: @@ -582,23 +573,19 @@ static int wm8960_set_bias_level_out3(struct snd_soc_codec *codec, WM8960_BUFDCOPEN | WM8960_BUFIOEN); /* Enable & ramp VMID at 2x50k */ - reg = snd_soc_read(codec, WM8960_POWER1); - reg |= 0x80; - snd_soc_write(codec, WM8960_POWER1, reg); + snd_soc_update_bits(codec, WM8960_POWER1, 0x80, 0x80); msleep(100); /* Enable VREF */ - snd_soc_write(codec, WM8960_POWER1, reg | WM8960_VREF); + snd_soc_update_bits(codec, WM8960_POWER1, WM8960_VREF, + WM8960_VREF); /* Disable anti-pop features */ snd_soc_write(codec, WM8960_APOP1, WM8960_BUFIOEN); } /* Set VMID to 2x250k */ - reg = snd_soc_read(codec, WM8960_POWER1); - reg &= ~0x180; - reg |= 0x100; - snd_soc_write(codec, WM8960_POWER1, reg); + snd_soc_update_bits(codec, WM8960_POWER1, 0x180, 0x100); break; case SND_SOC_BIAS_OFF: @@ -790,10 +777,8 @@ static int wm8960_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id, /* Disable the PLL: even if we are changing the frequency the * PLL needs to be disabled while we do so. */ - snd_soc_write(codec, WM8960_CLOCK1, - snd_soc_read(codec, WM8960_CLOCK1) & ~1); - snd_soc_write(codec, WM8960_POWER2, - snd_soc_read(codec, WM8960_POWER2) & ~1); + snd_soc_update_bits(codec, WM8960_CLOCK1, 0x1, 0); + snd_soc_update_bits(codec, WM8960_POWER2, 0x1, 0); if (!freq_in || !freq_out) return 0; @@ -812,11 +797,9 @@ static int wm8960_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id, snd_soc_write(codec, WM8960_PLL1, reg); /* Turn it on */ - snd_soc_write(codec, WM8960_POWER2, - snd_soc_read(codec, WM8960_POWER2) | 1); + snd_soc_update_bits(codec, WM8960_POWER2, 0x1, 0x1); msleep(250); - snd_soc_write(codec, WM8960_CLOCK1, - snd_soc_read(codec, WM8960_CLOCK1) | 1); + snd_soc_update_bits(codec, WM8960_CLOCK1, 0x1, 0x1); return 0; } @@ -869,7 +852,7 @@ static int wm8960_set_bias_level(struct snd_soc_codec *codec, (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \ SNDRV_PCM_FMTBIT_S24_LE) -static struct snd_soc_dai_ops wm8960_dai_ops = { +static const struct snd_soc_dai_ops wm8960_dai_ops = { .hw_params = wm8960_hw_params, .digital_mute = wm8960_mute, .set_fmt = wm8960_set_dai_fmt, @@ -895,7 +878,7 @@ static struct snd_soc_dai_driver wm8960_dai = { .symmetric_rates = 1, }; -static int wm8960_suspend(struct snd_soc_codec *codec, pm_message_t state) +static int wm8960_suspend(struct snd_soc_codec *codec) { struct wm8960_priv *wm8960 = snd_soc_codec_get_drvdata(codec); @@ -916,7 +899,6 @@ static int wm8960_probe(struct snd_soc_codec *codec) struct wm8960_priv *wm8960 = snd_soc_codec_get_drvdata(codec); struct wm8960_data *pdata = dev_get_platdata(codec->dev); int ret; - u16 reg; wm8960->set_bias_level = wm8960_set_bias_level_out3; @@ -947,26 +929,16 @@ static int wm8960_probe(struct snd_soc_codec *codec) wm8960->set_bias_level(codec, SND_SOC_BIAS_STANDBY); /* Latch the update bits */ - reg = snd_soc_read(codec, WM8960_LINVOL); - snd_soc_write(codec, WM8960_LINVOL, reg | 0x100); - reg = snd_soc_read(codec, WM8960_RINVOL); - snd_soc_write(codec, WM8960_RINVOL, reg | 0x100); - reg = snd_soc_read(codec, WM8960_LADC); - snd_soc_write(codec, WM8960_LADC, reg | 0x100); - reg = snd_soc_read(codec, WM8960_RADC); - snd_soc_write(codec, WM8960_RADC, reg | 0x100); - reg = snd_soc_read(codec, WM8960_LDAC); - snd_soc_write(codec, WM8960_LDAC, reg | 0x100); - reg = snd_soc_read(codec, WM8960_RDAC); - snd_soc_write(codec, WM8960_RDAC, reg | 0x100); - reg = snd_soc_read(codec, WM8960_LOUT1); - snd_soc_write(codec, WM8960_LOUT1, reg | 0x100); - reg = snd_soc_read(codec, WM8960_ROUT1); - snd_soc_write(codec, WM8960_ROUT1, reg | 0x100); - reg = snd_soc_read(codec, WM8960_LOUT2); - snd_soc_write(codec, WM8960_LOUT2, reg | 0x100); - reg = snd_soc_read(codec, WM8960_ROUT2); - snd_soc_write(codec, WM8960_ROUT2, reg | 0x100); + snd_soc_update_bits(codec, WM8960_LINVOL, 0x100, 0x100); + snd_soc_update_bits(codec, WM8960_RINVOL, 0x100, 0x100); + snd_soc_update_bits(codec, WM8960_LADC, 0x100, 0x100); + snd_soc_update_bits(codec, WM8960_RADC, 0x100, 0x100); + snd_soc_update_bits(codec, WM8960_LDAC, 0x100, 0x100); + snd_soc_update_bits(codec, WM8960_RDAC, 0x100, 0x100); + snd_soc_update_bits(codec, WM8960_LOUT1, 0x100, 0x100); + snd_soc_update_bits(codec, WM8960_ROUT1, 0x100, 0x100); + snd_soc_update_bits(codec, WM8960_LOUT2, 0x100, 0x100); + snd_soc_update_bits(codec, WM8960_ROUT2, 0x100, 0x100); snd_soc_add_controls(codec, wm8960_snd_controls, ARRAY_SIZE(wm8960_snd_controls)); @@ -995,14 +967,14 @@ static struct snd_soc_codec_driver soc_codec_dev_wm8960 = { .reg_cache_default = wm8960_reg, }; -#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) static __devinit int wm8960_i2c_probe(struct i2c_client *i2c, const struct i2c_device_id *id) { struct wm8960_priv *wm8960; int ret; - wm8960 = kzalloc(sizeof(struct wm8960_priv), GFP_KERNEL); + wm8960 = devm_kzalloc(&i2c->dev, sizeof(struct wm8960_priv), + GFP_KERNEL); if (wm8960 == NULL) return -ENOMEM; @@ -1011,15 +983,13 @@ static __devinit int wm8960_i2c_probe(struct i2c_client *i2c, ret = snd_soc_register_codec(&i2c->dev, &soc_codec_dev_wm8960, &wm8960_dai, 1); - if (ret < 0) - kfree(wm8960); + return ret; } static __devexit int wm8960_i2c_remove(struct i2c_client *client) { snd_soc_unregister_codec(&client->dev); - kfree(i2c_get_clientdata(client)); return 0; } @@ -1031,34 +1001,29 @@ MODULE_DEVICE_TABLE(i2c, wm8960_i2c_id); static struct i2c_driver wm8960_i2c_driver = { .driver = { - .name = "wm8960-codec", + .name = "wm8960", .owner = THIS_MODULE, }, .probe = wm8960_i2c_probe, .remove = __devexit_p(wm8960_i2c_remove), .id_table = wm8960_i2c_id, }; -#endif static int __init wm8960_modinit(void) { int ret = 0; -#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) ret = i2c_add_driver(&wm8960_i2c_driver); if (ret != 0) { printk(KERN_ERR "Failed to register WM8960 I2C driver: %d\n", ret); } -#endif return ret; } module_init(wm8960_modinit); static void __exit wm8960_exit(void) { -#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) i2c_del_driver(&wm8960_i2c_driver); -#endif } module_exit(wm8960_exit); |