ovsnfv -

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Diffstat (limited to 'fuel-plugin-ovsnfv/ovs_package/ubuntu/dependencies.txt')

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fuel-plugin-ovsnfv/ovs_package/ubuntu/dependencies.txt

1 files changed, 2 insertions, 2 deletions

/* * LM4857 AMP driver * * Copyright 2007 Wolfson Microelectronics PLC. * Author: Graeme Gregory * graeme.gregory@wolfsonmicro.com * Copyright 2011 Lars-Peter Clausen <lars@metafoo.de> * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the * Free Software Foundation; either version 2 of the License, or (at your * option) any later version. * */ #include <linux/init.h> #include <linux/module.h> #include <linux/i2c.h> #include <linux/regmap.h> #include <linux/slab.h> #include <sound/core.h> #include <sound/soc.h> #include <sound/tlv.h> struct lm4857 { struct regmap *regmap; uint8_t mode; }; static const struct reg_default lm4857_default_regs[] = { { 0x0, 0x00 }, { 0x1, 0x00 }, { 0x2, 0x00 }, { 0x3, 0x00 }, }; /* The register offsets in the cache array */ #define LM4857_MVOL 0 #define LM4857_LVOL 1 #define LM4857_RVOL 2 #define LM4857_CTRL 3 /* the shifts required to set these bits */ #define LM4857_3D 5 #define LM4857_WAKEUP 5 #define LM4857_EPGAIN 4 static int lm4857_get_mode(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); struct lm4857 *lm4857 = snd_soc_codec_get_drvdata(codec); ucontrol->value.integer.value[0] = lm4857->mode; return 0; } static int lm4857_set_mode(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); struct lm4857 *lm4857 = snd_soc_codec_get_drvdata(codec); uint8_t value = ucontrol->value.integer.value[0]; lm4857->mode = value; if (codec->dapm.bias_level == SND_SOC_BIAS_ON) regmap_update_bits(lm4857->regmap, LM4857_CTRL, 0x0F, value + 6); return 1; } static int lm4857_set_bias_level(struct snd_soc_codec *codec, enum snd_soc_bias_level level) { struct lm4857 *lm4857 = snd_soc_codec_get_drvdata(codec); switch (level) { case SND_SOC_BIAS_ON: regmap_update_bits(lm4857->regmap, LM4857_CTRL, 0x0F, lm4857->mode + 6); break; case SND_SOC_BIAS_STANDBY: regmap_update_bits(lm4857->regmap, LM4857_CTRL, 0x0F, 0); break; default: break; } codec->dapm.bias_level = level; return 0; } static const char *lm4857_mode[] = { "Earpiece", "Loudspeaker", "Loudspeaker + Headphone", "Headphone", }; static SOC_ENUM_SINGLE_EXT_DECL(lm4857_mode_enum, lm4857_mode); static const struct snd_soc_dapm_widget lm4857_dapm_widgets[] = { SND_SOC_DAPM_INPUT("IN"), SND_SOC_DAPM_OUTPUT("LS"), SND_SOC_DAPM_OUTPUT("HP"), SND_SOC_DAPM_OUTPUT("EP"), }; static const DECLARE_TLV_DB_SCALE(stereo_tlv, -4050, 150, 0); static const DECLARE_TLV_DB_SCALE(mono_tlv, -3450, 150, 0); static const struct snd_kcontrol_new lm4857_controls[] = { SOC_SINGLE_TLV("Left Playback Volume", LM4857_LVOL, 0, 31, 0, stereo_tlv), SOC_SINGLE_TLV("Right Playback Volume", LM4857_RVOL, 0, 31, 0, stereo_tlv), SOC_SINGLE_TLV("Mono Playback Volume", LM4857_MVOL, 0, 31, 0, mono_tlv), SOC_SINGLE("Spk 3D Playback Switch", LM4857_LVOL, LM4857_3D, 1, 0), SOC_SINGLE("HP 3D Playback Switch", LM4857_RVOL, LM4857_3D, 1, 0), SOC_SINGLE("Fast Wakeup Playback Switch", LM4857_CTRL, LM4857_WAKEUP, 1, 0), SOC_SINGLE("Earpiece 6dB Playback Switch", LM4857_CTRL, LM4857_EPGAIN, 1, 0), SOC_ENUM_EXT("Mode", lm4857_mode_enum, lm4857_get_mode, lm4857_set_mode), }; /* There is a demux between the input signal and the output signals. * Currently there is no easy way to model it in ASoC and since it does not make * much of a difference in practice simply connect the input direclty to the * outputs. */ static const struct snd_soc_dapm_route lm4857_routes[] = { {"LS", NULL, "IN"}, {"HP", NULL, "IN"}, {"EP", NULL, "IN"}, }; static struct snd_soc_codec_driver soc_codec_dev_lm4857 = { .set_bias_level = lm4857_set_bias_level, .controls = lm4857_controls, .num_controls = ARRAY_SIZE(lm4857_controls), .dapm_widgets = lm4857_dapm_widgets, .num_dapm_widgets = ARRAY_SIZE(lm4857_dapm_widgets), .dapm_routes = lm4857_routes, .num_dapm_routes = ARRAY_SIZE(lm4857_routes), }; static const struct regmap_config lm4857_regmap_config = { .val_bits = 6, .reg_bits = 2, .max_register = LM4857_CTRL, .cache_type = REGCACHE_FLAT, .reg_defaults = lm4857_default_regs, .num_reg_defaults = ARRAY_SIZE(lm4857_default_regs), }; static int lm4857_i2c_probe(struct i2c_client *i2c, const struct i2c_device_id *id) { struct lm4857 *lm4857; lm4857 = devm_kzalloc(&i2c->dev, sizeof(*lm4857), GFP_KERNEL); if (!lm4857) return -ENOMEM; i2c_set_clientdata(i2c, lm4857); lm4857->regmap = devm_regmap_init_i2c(i2c, &lm4857_regmap_config); if (IS_ERR(lm4857->regmap)) return PTR_ERR(lm4857->regmap); return snd_soc_register_codec(&i2c->dev, &soc_codec_dev_lm4857, NULL, 0); } static int lm4857_i2c_remove(struct i2c_client *i2c) { snd_soc_unregister_codec(&i2c->dev); return 0; } static const struct i2c_device_id lm4857_i2c_id[] = { { "lm4857", 0 }, { } }; MODULE_DEVICE_TABLE(i2c, lm4857_i2c_id); static struct i2c_driver lm4857_i2c_driver = { .driver = { .name = "lm4857", .owner = THIS_MODULE, }, .probe = lm4857_i2c_probe, .remove = lm4857_i2c_remove, .id_table = lm4857_i2c_id, }; module_i2c_driver(lm4857_i2c_driver); MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>"); MODULE_DESCRIPTION("LM4857 amplifier driver"); MODULE_LICENSE("GPL");


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