C++ (Cpp) wm8988_set_bias_level示例

示例#1

文件： wm8988.c 项目： AD5GB/kernel_n5_3.10-experimental

static int wm8988_probe(struct snd_soc_codec *codec)
{
	struct wm8988_priv *wm8988 = snd_soc_codec_get_drvdata(codec);
	int ret = 0;

	codec->control_data = wm8988->regmap;
	ret = snd_soc_codec_set_cache_io(codec, 7, 9, SND_SOC_REGMAP);
	if (ret < 0) {
		dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
		return ret;
	}

	ret = wm8988_reset(codec);
	if (ret < 0) {
		dev_err(codec->dev, "Failed to issue reset\n");
		return ret;
	}

	/* set the update bits (we always update left then right) */
	snd_soc_update_bits(codec, WM8988_RADC, 0x0100, 0x0100);
	snd_soc_update_bits(codec, WM8988_RDAC, 0x0100, 0x0100);
	snd_soc_update_bits(codec, WM8988_ROUT1V, 0x0100, 0x0100);
	snd_soc_update_bits(codec, WM8988_ROUT2V, 0x0100, 0x0100);
	snd_soc_update_bits(codec, WM8988_RINVOL, 0x0100, 0x0100);

	wm8988_set_bias_level(codec, SND_SOC_BIAS_STANDBY);

	return 0;
}

示例#2

文件： wm8988.c 项目： 454053205/linux

static int wm8988_probe(struct snd_soc_codec *codec)
{
	struct wm8988_priv *wm8988 = snd_soc_codec_get_drvdata(codec);
	struct snd_soc_dapm_context *dapm = &codec->dapm;
	int ret = 0;

	ret = snd_soc_codec_set_cache_io(codec, 7, 9, wm8988->control_type);
	if (ret < 0) {
		dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
		return ret;
	}

	ret = wm8988_reset(codec);
	if (ret < 0) {
		dev_err(codec->dev, "Failed to issue reset\n");
		return ret;
	}

	/* set the update bits (we always update left then right) */
	snd_soc_update_bits(codec, WM8988_RADC, 0x0100, 0x0100);
	snd_soc_update_bits(codec, WM8988_RDAC, 0x0100, 0x0100);
	snd_soc_update_bits(codec, WM8988_ROUT1V, 0x0100, 0x0100);
	snd_soc_update_bits(codec, WM8988_ROUT2V, 0x0100, 0x0100);
	snd_soc_update_bits(codec, WM8988_RINVOL, 0x0100, 0x0100);

	wm8988_set_bias_level(codec, SND_SOC_BIAS_STANDBY);

	snd_soc_add_controls(codec, wm8988_snd_controls,
				ARRAY_SIZE(wm8988_snd_controls));
	snd_soc_dapm_new_controls(dapm, wm8988_dapm_widgets,
				  ARRAY_SIZE(wm8988_dapm_widgets));
	snd_soc_dapm_add_routes(dapm, audio_map, ARRAY_SIZE(audio_map));

	return 0;
}

示例#3

文件： wm8988.c 项目： AD5GB/kernel_n5_3.10-experimental

static int wm8988_suspend(struct snd_soc_codec *codec)
{
	struct wm8988_priv *wm8988 = snd_soc_codec_get_drvdata(codec);

	wm8988_set_bias_level(codec, SND_SOC_BIAS_OFF);
	regcache_mark_dirty(wm8988->regmap);
	return 0;
}

示例#4

文件： wm8988.c 项目： 908626950/linux

static int wm8988_probe(struct snd_soc_codec *codec)
{
	int ret = 0;

	ret = wm8988_reset(codec);
	if (ret < 0) {
		dev_err(codec->dev, "Failed to issue reset\n");
		return ret;
	}

	/* set the update bits (we always update left then right) */
	snd_soc_update_bits(codec, WM8988_RADC, 0x0100, 0x0100);
	snd_soc_update_bits(codec, WM8988_RDAC, 0x0100, 0x0100);
	snd_soc_update_bits(codec, WM8988_ROUT1V, 0x0100, 0x0100);
	snd_soc_update_bits(codec, WM8988_ROUT2V, 0x0100, 0x0100);
	snd_soc_update_bits(codec, WM8988_RINVOL, 0x0100, 0x0100);

	wm8988_set_bias_level(codec, SND_SOC_BIAS_STANDBY);

	return 0;
}

示例#5

文件： wm8988.c 项目： AD5GB/kernel_n5_3.10-experimental

static int wm8988_remove(struct snd_soc_codec *codec)
{
	wm8988_set_bias_level(codec, SND_SOC_BIAS_OFF);
	return 0;
}

示例#6

文件： wm8988.c 项目： AD5GB/kernel_n5_3.10-experimental

static int wm8988_resume(struct snd_soc_codec *codec)
{
	wm8988_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
	return 0;
}

示例#7

文件： wm8988.c 项目： 454053205/linux

static int wm8988_suspend(struct snd_soc_codec *codec, pm_message_t state)
{
	wm8988_set_bias_level(codec, SND_SOC_BIAS_OFF);
	return 0;
}