C++ regulator_bulk_enable函数代码示例

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本文整理汇总了C++中regulator_bulk_enable函数的典型用法代码示例。如果您正苦于以下问题：C++ regulator_bulk_enable函数的具体用法？C++ regulator_bulk_enable怎么用？C++ regulator_bulk_enable使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了regulator_bulk_enable函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: wm8994_device_resume

static int wm8994_device_resume(struct device *dev)
{
	struct wm8994 *wm8994 = dev_get_drvdata(dev);
	int ret;

	ret = regulator_bulk_enable(ARRAY_SIZE(wm8994_main_supplies),
				    wm8994->supplies);
	if (ret != 0) {
		dev_err(dev, "Failed to enable supplies: %d\n", ret);
		return ret;
	}

	ret = wm8994_write(wm8994, WM8994_INTERRUPT_STATUS_1_MASK,
			   WM8994_NUM_IRQ_REGS * 2, &wm8994->irq_masks_cur);
	if (ret < 0)
		dev_err(dev, "Failed to restore interrupt masks: %d\n", ret);

	ret = wm8994_write(wm8994, WM8994_LDO_1, WM8994_NUM_LDO_REGS * 2,
			   &wm8994->ldo_regs);
	if (ret < 0)
		dev_err(dev, "Failed to restore LDO registers: %d\n", ret);

	ret = wm8994_write(wm8994, WM8994_GPIO_1, WM8994_NUM_GPIO_REGS * 2,
			   &wm8994->gpio_regs);
	if (ret < 0)
		dev_err(dev, "Failed to restore GPIO registers: %d\n", ret);

	return 0;
}

开发者ID:ahadjaman，项目名称:lge-kernel-startablet-ICS，代码行数:29，代码来源:wm8994-core.c

示例2: wm8523_set_bias_level

static int wm8523_set_bias_level(struct snd_soc_codec *codec,
				 enum snd_soc_bias_level level)
{
	struct wm8523_priv *wm8523 = snd_soc_codec_get_drvdata(codec);
	u16 *reg_cache = codec->reg_cache;
	int ret, i;

	switch (level) {
	case SND_SOC_BIAS_ON:
		break;

	case SND_SOC_BIAS_PREPARE:
		/* Full power on */
		snd_soc_update_bits(codec, WM8523_PSCTRL1,
				    WM8523_SYS_ENA_MASK, 3);
		break;

	case SND_SOC_BIAS_STANDBY:
		if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) {
			ret = regulator_bulk_enable(ARRAY_SIZE(wm8523->supplies),
						    wm8523->supplies);
			if (ret != 0) {
				dev_err(codec->dev,
					"Failed to enable supplies: %d\n",
					ret);
				return ret;
			}

			/* Initial power up */
			snd_soc_update_bits(codec, WM8523_PSCTRL1,
					    WM8523_SYS_ENA_MASK, 1);

			/* Sync back default/cached values */
			for (i = WM8523_AIF_CTRL1;
			     i < WM8523_MAX_REGISTER; i++)
				snd_soc_write(codec, i, reg_cache[i]);


			msleep(100);
		}

		/* Power up to mute */
		snd_soc_update_bits(codec, WM8523_PSCTRL1,
				    WM8523_SYS_ENA_MASK, 2);

		break;

	case SND_SOC_BIAS_OFF:
		/* The chip runs through the power down sequence for us. */
		snd_soc_update_bits(codec, WM8523_PSCTRL1,
				    WM8523_SYS_ENA_MASK, 0);
		msleep(100);

		regulator_bulk_disable(ARRAY_SIZE(wm8523->supplies),
				       wm8523->supplies);
		break;
	}
	codec->dapm.bias_level = level;
	return 0;
}

开发者ID:openube，项目名称:android_kernel_sony_c2305，代码行数:60，代码来源:wm8523.c

示例3: wm8994_resume

static int wm8994_resume(struct device *dev)
{
	struct wm8994 *wm8994 = dev_get_drvdata(dev);
	int ret;

	/* We may have lied to the PM core about suspending */
	if (!wm8994->suspended)
		return 0;

	ret = regulator_bulk_enable(wm8994->num_supplies,
				    wm8994->supplies);
	if (ret != 0) {
		dev_err(dev, "Failed to enable supplies: %d\n", ret);
		return ret;
	}

	ret = wm8994_write(wm8994, WM8994_INTERRUPT_STATUS_1_MASK,
			   WM8994_NUM_IRQ_REGS * 2, &wm8994->irq_masks_cur);
	if (ret < 0)
		dev_err(dev, "Failed to restore interrupt masks: %d\n", ret);

	ret = wm8994_write(wm8994, WM8994_LDO_1, WM8994_NUM_LDO_REGS * 2,
			   &wm8994->ldo_regs);
	if (ret < 0)
		dev_err(dev, "Failed to restore LDO registers: %d\n", ret);

	ret = wm8994_write(wm8994, WM8994_GPIO_1, WM8994_NUM_GPIO_REGS * 2,
			   &wm8994->gpio_regs);
	if (ret < 0)
		dev_err(dev, "Failed to restore GPIO registers: %d\n", ret);

	wm8994->suspended = false;

	return 0;
}

开发者ID:Abioy，项目名称:meizu-mx-kernel，代码行数:35，代码来源:wm8994-core.c

示例4: ft5x06_ts_power_on

static int ft5x06_ts_power_on(bool on)
{
	int rc;

	rc = regulator_bulk_get(NULL, ARRAY_SIZE(regs_ft5x06), regs_ft5x06);
	if (rc) {
		printk("%s: could not get regulators: %d\n",
				__func__, rc);
	}

	rc = regulator_bulk_set_voltage(ARRAY_SIZE(regs_ft5x06), regs_ft5x06);
	if (rc) {
		printk("%s: could not set voltages: %d\n",
				__func__, rc);
	}

	rc = on ?
		regulator_bulk_enable(ARRAY_SIZE(regs_ft5x06), regs_ft5x06) :
		regulator_bulk_disable(ARRAY_SIZE(regs_ft5x06), regs_ft5x06);

	if (rc)
		pr_err("%s: could not %sable regulators: %d\n",
				__func__, on ? "en" : "dis", rc);
	else
		msleep(50);

	return rc;
}

开发者ID:DeltaDroidTeam，项目名称:android_kernel_dns_s4503，代码行数:28，代码来源:board-msm7627a_d9-io.c

示例5: cs4270_soc_resume

static int cs4270_soc_resume(struct platform_device *pdev)
{
	struct snd_soc_codec *codec = cs4270_codec;
	struct cs4270_private *cs4270 = codec->private_data;
	struct i2c_client *i2c_client = codec->control_data;
	int reg;

	regulator_bulk_enable(ARRAY_SIZE(cs4270->supplies),
			      cs4270->supplies);

	/* In case the device was put to hard reset during sleep, we need to
	 * wait 500ns here before any I2C communication. */
	ndelay(500);

	/* first restore the entire register cache ... */
	for (reg = CS4270_FIRSTREG; reg <= CS4270_LASTREG; reg++) {
		u8 val = snd_soc_read(codec, reg);

		if (i2c_smbus_write_byte_data(i2c_client, reg, val)) {
			dev_err(codec->dev, "i2c write failed\n");
			return -EIO;
		}
	}

	/* ... then disable the power-down bits */
	reg = snd_soc_read(codec, CS4270_PWRCTL);
	reg &= ~CS4270_PWRCTL_PDN_ALL;

	return snd_soc_write(codec, CS4270_PWRCTL, reg);
}

开发者ID:A2109devs，项目名称:lenovo_a2109a_kernel，代码行数:30，代码来源:cs4270.c

示例6: twl6040_vibra_enable

static void twl6040_vibra_enable(struct vibra_info *info)
{
	struct twl6040 *twl6040 = info->twl6040;
	int ret;

	ret = regulator_bulk_enable(ARRAY_SIZE(info->supplies), info->supplies);
	if (ret) {
		dev_err(info->dev, "failed to enable regulators %d\n", ret);
		return;
	}

	twl6040_power(info->twl6040, 1);
	if (twl6040_get_revid(twl6040) <= TWL6040_REV_ES1_1) {
		/*
                                                        
                                                      
                          
   */
		twl6040_reg_write(twl6040, TWL6040_REG_VIBCTLL,
				  TWL6040_VIBENA | TWL6040_VIBCTRL);
		twl6040_reg_write(twl6040, TWL6040_REG_VIBCTLR,
				  TWL6040_VIBENA | TWL6040_VIBCTRL);
		usleep_range(3000, 3500);
	}

	twl6040_reg_write(twl6040, TWL6040_REG_VIBCTLL,
			  TWL6040_VIBENA);
	twl6040_reg_write(twl6040, TWL6040_REG_VIBCTLR,
			  TWL6040_VIBENA);

	info->enabled = true;
}

开发者ID:romanbb，项目名称:android_kernel_lge_d851，代码行数:32，代码来源:twl6040-vibra.c

示例7: msm_fb_lcdc_power_save

static int msm_fb_lcdc_power_save(int on)
{
	int rc = 0;
	/* Doing the init of the LCDC GPIOs very late as they are from
		an I2C-controlled IO Expander */
	lcdc_toshiba_gpio_init();

	if (lcdc_gpio_initialized) {
		gpio_set_value_cansleep(GPIO_DISPLAY_PWR_EN, on);
		/*++ Huize - 20120927 Modify for identifying what the code is used by customization ++*/
		#ifndef DISPLAY_CUSTOMIZATION
		gpio_set_value_cansleep(GPIO_BACKLIGHT_EN, on);
		#endif
		/*-- Huize - 20120927 Modify for identifying what the code is used by customization --*/

		rc = on ? regulator_bulk_enable(
				ARRAY_SIZE(regs_lcdc), regs_lcdc) :
			  regulator_bulk_disable(
				ARRAY_SIZE(regs_lcdc), regs_lcdc);

		if (rc)
			pr_err("%s: could not %sable regulators: %d\n",
					__func__, on ? "en" : "dis", rc);
	}

	return rc;
}

开发者ID:NSDCars5，项目名称:kernel_nanhu_ares，代码行数:27，代码来源:board-msm7627a-display.c

示例8: aic31xx_set_power

static int aic31xx_set_power(struct snd_soc_codec *codec, int power)
{
	struct aic31xx_priv *aic31xx = snd_soc_codec_get_drvdata(codec);
	int ret;

	dev_dbg(codec->dev, "## %s: %d\n", __func__, power);
	if (power) {
		ret = regulator_bulk_enable(ARRAY_SIZE(aic31xx->supplies),
					    aic31xx->supplies);
		if (ret)
			return ret;
		aic31xx->power = 1;

		if (gpio_is_valid(aic31xx->pdata.gpio_reset)) {
			gpio_set_value(aic31xx->pdata.gpio_reset, 1);
			mdelay(10);
		}
	} else {
		/*
		 * Do soft reset to this codec instance in order to clear
		 * possible VDD leakage currents in case the supply regulators
		 * remain on
		 */
		snd_soc_write(codec, AIC31XX_RESET, 0x01);
		if (gpio_is_valid(aic31xx->pdata.gpio_reset))
			gpio_set_value(aic31xx->pdata.gpio_reset, 0);
		aic31xx->power = 0;
		ret = regulator_bulk_disable(ARRAY_SIZE(aic31xx->supplies),
					     aic31xx->supplies);
	}

	return ret;
}

开发者ID:AeroGirl，项目名称:VAR-SOM-AM33-SDK7-Kernel，代码行数:33，代码来源:tlv320aic31xx.c

示例9: cs4270_probe

/**
 * cs4270_probe - ASoC probe function
 * @pdev: platform device
 *
 * This function is called when ASoC has all the pieces it needs to
 * instantiate a sound driver.
 */
static int cs4270_probe(struct snd_soc_codec *codec)
{
	struct cs4270_private *cs4270 = snd_soc_codec_get_drvdata(codec);
	int ret;

	/* Disable auto-mute.  This feature appears to be buggy.  In some
	 * situations, auto-mute will not deactivate when it should, so we want
	 * this feature disabled by default.  An application (e.g. alsactl) can
	 * re-enabled it by using the controls.
	 */
	ret = snd_soc_update_bits(codec, CS4270_MUTE, CS4270_MUTE_AUTO, 0);
	if (ret < 0) {
		dev_err(codec->dev, "i2c write failed\n");
		return ret;
	}

	/* Disable automatic volume control.  The hardware enables, and it
	 * causes volume change commands to be delayed, sometimes until after
	 * playback has started.  An application (e.g. alsactl) can
	 * re-enabled it by using the controls.
	 */
	ret = snd_soc_update_bits(codec, CS4270_TRANS,
		CS4270_TRANS_SOFT | CS4270_TRANS_ZERO, 0);
	if (ret < 0) {
		dev_err(codec->dev, "i2c write failed\n");
		return ret;
	}

	ret = regulator_bulk_enable(ARRAY_SIZE(cs4270->supplies),
				    cs4270->supplies);

	return ret;
}

开发者ID:MaxChina，项目名称:linux，代码行数:40，代码来源:cs4270.c

示例10: __dwc2_lowlevel_hw_enable

static int __dwc2_lowlevel_hw_enable(struct dwc2_hsotg *hsotg)
{
    struct platform_device *pdev = to_platform_device(hsotg->dev);
    int ret;

    ret = regulator_bulk_enable(ARRAY_SIZE(hsotg->supplies),
                                hsotg->supplies);
    if (ret)
        return ret;

    ret = clk_prepare_enable(hsotg->clk);
    if (ret)
        return ret;

    if (hsotg->uphy)
        ret = usb_phy_init(hsotg->uphy);
    else if (hsotg->plat && hsotg->plat->phy_init)
        ret = hsotg->plat->phy_init(pdev, hsotg->plat->phy_type);
    else {
        ret = phy_power_on(hsotg->phy);
        if (ret == 0)
            ret = phy_init(hsotg->phy);
    }

    return ret;
}

开发者ID:hewking，项目名称:linux，代码行数:26，代码来源:platform.c

示例11: es8328_codec_probe

static int es8328_codec_probe(struct snd_soc_codec *codec)
{
	struct es8328_priv *es8328;
	int ret;

	es8328 = snd_soc_codec_get_drvdata(codec);

	ret = regulator_bulk_enable(ARRAY_SIZE(es8328->supplies),
					es8328->supplies);
	if (ret) {
		dev_err(codec->dev, "unable to enable regulators\n");
		return ret;
	}

	/* Setup clocks */
	es8328->clk = devm_clk_get(codec->dev, NULL);
	if (IS_ERR(es8328->clk)) {
		dev_err(codec->dev, "codec clock missing or invalid\n");
		ret = PTR_ERR(es8328->clk);
		goto clk_fail;
	}

	ret = clk_prepare_enable(es8328->clk);
	if (ret) {
		dev_err(codec->dev, "unable to prepare codec clk\n");
		goto clk_fail;
	}

	return 0;

clk_fail:
	regulator_bulk_disable(ARRAY_SIZE(es8328->supplies),
			       es8328->supplies);
	return ret;
}

开发者ID:EvanHa，项目名称:rbp，代码行数:35，代码来源:es8328.c

示例12: twl6040_vibra_enable

static void twl6040_vibra_enable(struct vibra_info *info)
{
	struct twl6040 *twl6040 = info->twl6040;
	int ret;

	ret = regulator_bulk_enable(ARRAY_SIZE(info->supplies), info->supplies);
	if (ret) {
		dev_err(info->dev, "failed to enable regulators %d\n", ret);
		return;
	}

	twl6040_power(info->twl6040, 1);
	if (twl6040_get_revid(twl6040) <= TWL6040_REV_ES1_1) {
		/*
		 * ERRATA: Disable overcurrent protection for at least
		 * 3ms when enabling vibrator drivers to avoid false
		 * overcurrent detection
		 */
		twl6040_reg_write(twl6040, TWL6040_REG_VIBCTLL,
				  TWL6040_VIBENA | TWL6040_VIBCTRL);
		twl6040_reg_write(twl6040, TWL6040_REG_VIBCTLR,
				  TWL6040_VIBENA | TWL6040_VIBCTRL);
		usleep_range(3000, 3500);
	}

	twl6040_reg_write(twl6040, TWL6040_REG_VIBCTLL,
			  TWL6040_VIBENA);
	twl6040_reg_write(twl6040, TWL6040_REG_VIBCTLR,
			  TWL6040_VIBENA);

	info->enabled = true;
}

开发者ID:33d，项目名称:linux-2.6.21-hh20，代码行数:32，代码来源:twl6040-vibra.c

示例13: aic31xx_power_on

static int aic31xx_power_on(struct snd_soc_codec *codec)
{
	struct aic31xx_priv *aic31xx = snd_soc_codec_get_drvdata(codec);
	int ret = 0;

	ret = regulator_bulk_enable(ARRAY_SIZE(aic31xx->supplies),
				    aic31xx->supplies);
	if (ret)
		return ret;

	if (gpio_is_valid(aic31xx->pdata.gpio_reset)) {
		gpio_set_value(aic31xx->pdata.gpio_reset, 1);
		udelay(100);
	}
	regcache_cache_only(aic31xx->regmap, false);
	ret = regcache_sync(aic31xx->regmap);
	if (ret != 0) {
		dev_err(codec->dev,
			"Failed to restore cache: %d\n", ret);
		regcache_cache_only(aic31xx->regmap, true);
		regulator_bulk_disable(ARRAY_SIZE(aic31xx->supplies),
				       aic31xx->supplies);
		return ret;
	}
	return 0;
}

开发者ID:imcek，项目名称:BEAGLEBONE_BSP，代码行数:26，代码来源:tlv320aic31xx.c

示例14: mpu3050_power_up

static int mpu3050_power_up(struct mpu3050 *mpu3050)
{
	int ret;

	ret = regulator_bulk_enable(ARRAY_SIZE(mpu3050->regs), mpu3050->regs);
	if (ret) {
		dev_err(mpu3050->dev, "cannot enable regulators\n");
		return ret;
	}
	/*
	 * 20-100 ms start-up time for register read/write according to
	 * the datasheet, be on the safe side and wait 200 ms.
	 */
	msleep(200);

	/* Take device out of sleep mode */
	ret = regmap_update_bits(mpu3050->map, MPU3050_PWR_MGM,
				 MPU3050_PWR_MGM_SLEEP, 0);
	if (ret) {
		dev_err(mpu3050->dev, "error setting power mode\n");
		return ret;
	}
	msleep(10);

	return 0;
}

开发者ID:lfd，项目名称:PreemptRT，代码行数:26，代码来源:mpu3050-core.c

示例15: es8328_resume

static int es8328_resume(struct snd_soc_codec *codec)
{
	struct regmap *regmap = dev_get_regmap(codec->dev, NULL);
	struct es8328_priv *es8328;
	int ret;

	es8328 = snd_soc_codec_get_drvdata(codec);

	ret = clk_prepare_enable(es8328->clk);
	if (ret) {
		dev_err(codec->dev, "unable to enable clock\n");
		return ret;
	}

	ret = regulator_bulk_enable(ARRAY_SIZE(es8328->supplies),
					es8328->supplies);
	if (ret) {
		dev_err(codec->dev, "unable to enable regulators\n");
		return ret;
	}

	regcache_mark_dirty(regmap);
	ret = regcache_sync(regmap);
	if (ret) {
		dev_err(codec->dev, "unable to sync regcache\n");
		return ret;
	}

	return 0;
}

开发者ID:EvanHa，项目名称:rbp，代码行数:30，代码来源:es8328.c

示例16: sta350_set_bias_level

/**
 * sta350_set_bias_level - DAPM callback
 * @codec: the codec device
 * @level: DAPM power level
 *
 * This is called by ALSA to put the codec into low power mode
 * or to wake it up.  If the codec is powered off completely
 * all registers must be restored after power on.
 */
static int sta350_set_bias_level(struct snd_soc_codec *codec,
				 enum snd_soc_bias_level level)
{
	struct sta350_priv *sta350 = snd_soc_codec_get_drvdata(codec);
	int ret;

	dev_dbg(codec->dev, "level = %d\n", level);
	switch (level) {
	case SND_SOC_BIAS_ON:
		break;

	case SND_SOC_BIAS_PREPARE:
		/* Full power on */
		regmap_update_bits(sta350->regmap, STA350_CONFF,
				   STA350_CONFF_PWDN | STA350_CONFF_EAPD,
				   STA350_CONFF_PWDN | STA350_CONFF_EAPD);
		break;

	case SND_SOC_BIAS_STANDBY:
		if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) {
			ret = regulator_bulk_enable(
				ARRAY_SIZE(sta350->supplies),
				sta350->supplies);
			if (ret < 0) {
				dev_err(codec->dev,
					"Failed to enable supplies: %d\n",
					ret);
				return ret;
			}
			sta350_startup_sequence(sta350);
			sta350_cache_sync(codec);
		}

		/* Power down */
		regmap_update_bits(sta350->regmap, STA350_CONFF,
				   STA350_CONFF_PWDN | STA350_CONFF_EAPD,
				   0);

		break;

	case SND_SOC_BIAS_OFF:
		/* The chip runs through the power down sequence for us */
		regmap_update_bits(sta350->regmap, STA350_CONFF,
				   STA350_CONFF_PWDN | STA350_CONFF_EAPD, 0);

		/* power down: low */
		if (sta350->gpiod_power_down)
			gpiod_set_value(sta350->gpiod_power_down, 0);

		if (sta350->gpiod_nreset)
			gpiod_set_value(sta350->gpiod_nreset, 0);

		regulator_bulk_disable(ARRAY_SIZE(sta350->supplies),
				       sta350->supplies);
		break;
	}
	codec->dapm.bias_level = level;
	return 0;
}

开发者ID:3null，项目名称:linux，代码行数:68，代码来源:sta350.c

示例17: wm8741_probe

static int wm8741_probe(struct snd_soc_codec *codec)
{
	struct wm8741_priv *wm8741 = snd_soc_codec_get_drvdata(codec);
	int ret = 0;
	int i;

	for (i = 0; i < ARRAY_SIZE(wm8741->supplies); i++)
		wm8741->supplies[i].supply = wm8741_supply_names[i];

	ret = regulator_bulk_get(codec->dev, ARRAY_SIZE(wm8741->supplies),
				 wm8741->supplies);
	if (ret != 0) {
		dev_err(codec->dev, "Failed to request supplies: %d\n", ret);
		goto err;
	}

	ret = regulator_bulk_enable(ARRAY_SIZE(wm8741->supplies),
				    wm8741->supplies);
	if (ret != 0) {
		dev_err(codec->dev, "Failed to enable supplies: %d\n", ret);
		goto err_get;
	}

	ret = snd_soc_codec_set_cache_io(codec, 7, 9, wm8741->control_type);
	if (ret != 0) {
		dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
		goto err_enable;
	}

	ret = wm8741_reset(codec);
	if (ret < 0) {
		dev_err(codec->dev, "Failed to issue reset\n");
		goto err_enable;
	}

	/* Change some default settings - latch VU */
	snd_soc_update_bits(codec, WM8741_DACLLSB_ATTENUATION,
			    WM8741_UPDATELL, WM8741_UPDATELL);
	snd_soc_update_bits(codec, WM8741_DACLMSB_ATTENUATION,
			    WM8741_UPDATELM, WM8741_UPDATELM);
	snd_soc_update_bits(codec, WM8741_DACRLSB_ATTENUATION,
			    WM8741_UPDATERL, WM8741_UPDATERL);
	snd_soc_update_bits(codec, WM8741_DACRMSB_ATTENUATION,
			    WM8741_UPDATERM, WM8741_UPDATERM);

	snd_soc_add_controls(codec, wm8741_snd_controls,
			     ARRAY_SIZE(wm8741_snd_controls));
	wm8741_add_widgets(codec);

	dev_dbg(codec->dev, "Successful registration\n");
	return ret;

err_enable:
	regulator_bulk_disable(ARRAY_SIZE(wm8741->supplies), wm8741->supplies);
err_get:
	regulator_bulk_free(ARRAY_SIZE(wm8741->supplies), wm8741->supplies);
err:
	return ret;
}

开发者ID:454053205，项目名称:linux，代码行数:59，代码来源:wm8741.c

示例18: wm8731_probe

static int wm8731_probe(struct snd_soc_codec *codec)
{
	struct wm8731_priv *wm8731 = snd_soc_codec_get_drvdata(codec);
	int ret = 0, i;

	codec->control_data = wm8731->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;
	}

	for (i = 0; i < ARRAY_SIZE(wm8731->supplies); i++)
		wm8731->supplies[i].supply = wm8731_supply_names[i];

	ret = regulator_bulk_get(codec->dev, ARRAY_SIZE(wm8731->supplies),
				 wm8731->supplies);
	if (ret != 0) {
		dev_err(codec->dev, "Failed to request supplies: %d\n", ret);
		return ret;
	}

	ret = regulator_bulk_enable(ARRAY_SIZE(wm8731->supplies),
				    wm8731->supplies);
	if (ret != 0) {
		dev_err(codec->dev, "Failed to enable supplies: %d\n", ret);
		goto err_regulator_get;
	}

	ret = wm8731_reset(codec);
	if (ret < 0) {
		dev_err(codec->dev, "Failed to issue reset: %d\n", ret);
		goto err_regulator_enable;
	}

	wm8731_set_bias_level(codec, SND_SOC_BIAS_STANDBY);

	/* Latch the update bits */
	snd_soc_update_bits(codec, WM8731_LOUT1V, 0x100, 0);
	snd_soc_update_bits(codec, WM8731_ROUT1V, 0x100, 0);
	snd_soc_update_bits(codec, WM8731_LINVOL, 0x100, 0);
	snd_soc_update_bits(codec, WM8731_RINVOL, 0x100, 0);

	/* Disable bypass path by default */
	snd_soc_update_bits(codec, WM8731_APANA, 0x8, 0);

	/* Regulators will have been enabled by bias management */
	regulator_bulk_disable(ARRAY_SIZE(wm8731->supplies), wm8731->supplies);

	return 0;

err_regulator_enable:
	regulator_bulk_disable(ARRAY_SIZE(wm8731->supplies), wm8731->supplies);
err_regulator_get:
	regulator_bulk_free(ARRAY_SIZE(wm8731->supplies), wm8731->supplies);

	return ret;
}

开发者ID:AnadoluPanteri，项目名称:kernel-plus-harmattan，代码行数:58，代码来源:wm8731.c

示例19: tas6424_i2c_probe

static int tas6424_i2c_probe(struct i2c_client *client,
			     const struct i2c_device_id *id)
{
	struct device *dev = &client->dev;
	struct tas6424_data *tas6424;
	int ret;
	int i;

	tas6424 = devm_kzalloc(dev, sizeof(*tas6424), GFP_KERNEL);
	if (!tas6424)
		return -ENOMEM;
	dev_set_drvdata(dev, tas6424);

	tas6424->dev = dev;

	tas6424->regmap = devm_regmap_init_i2c(client, &tas6424_regmap_config);
	if (IS_ERR(tas6424->regmap)) {
		ret = PTR_ERR(tas6424->regmap);
		dev_err(dev, "unable to allocate register map: %d\n", ret);
		return ret;
	}

	for (i = 0; i < ARRAY_SIZE(tas6424->supplies); i++)
		tas6424->supplies[i].supply = tas6424_supply_names[i];
	ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(tas6424->supplies),
				      tas6424->supplies);
	if (ret) {
		dev_err(dev, "unable to request supplies: %d\n", ret);
		return ret;
	}

	ret = regulator_bulk_enable(ARRAY_SIZE(tas6424->supplies),
				    tas6424->supplies);
	if (ret) {
		dev_err(dev, "unable to enable supplies: %d\n", ret);
		return ret;
	}

	/* Reset device to establish well-defined startup state */
	ret = regmap_update_bits(tas6424->regmap, TAS6424_MODE_CTRL,
				 TAS6424_RESET, TAS6424_RESET);
	if (ret) {
		dev_err(dev, "unable to reset device: %d\n", ret);
		return ret;
	}

	INIT_DELAYED_WORK(&tas6424->fault_check_work, tas6424_fault_check_work);

	ret = snd_soc_register_codec(dev, &soc_codec_dev_tas6424,
				     tas6424_dai, ARRAY_SIZE(tas6424_dai));
	if (ret < 0) {
		dev_err(dev, "unable to register codec: %d\n", ret);
		return ret;
	}

	return 0;
}

开发者ID:ReneNyffenegger，项目名称:linux，代码行数:57，代码来源:tas6424.c

示例20: wm8737_probe

static int wm8737_probe(struct snd_soc_codec *codec)
{
	struct wm8737_priv *wm8737 = snd_soc_codec_get_drvdata(codec);
	int ret, i;

	ret = snd_soc_codec_set_cache_io(codec, 7, 9, wm8737->control_type);
	if (ret != 0) {
		dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
		return ret;
	}

	for (i = 0; i < ARRAY_SIZE(wm8737->supplies); i++)
		wm8737->supplies[i].supply = wm8737_supply_names[i];

	ret = regulator_bulk_get(codec->dev, ARRAY_SIZE(wm8737->supplies),
				 wm8737->supplies);
	if (ret != 0) {
		dev_err(codec->dev, "Failed to request supplies: %d\n", ret);
		return ret;
	}

	ret = regulator_bulk_enable(ARRAY_SIZE(wm8737->supplies),
				    wm8737->supplies);
	if (ret != 0) {
		dev_err(codec->dev, "Failed to enable supplies: %d\n", ret);
		goto err_get;
	}

	ret = wm8737_reset(codec);
	if (ret < 0) {
		dev_err(codec->dev, "Failed to issue reset\n");
		goto err_enable;
	}

	snd_soc_update_bits(codec, WM8737_LEFT_PGA_VOLUME, WM8737_LVU,
			    WM8737_LVU);
	snd_soc_update_bits(codec, WM8737_RIGHT_PGA_VOLUME, WM8737_RVU,
			    WM8737_RVU);

	wm8737_set_bias_level(codec, SND_SOC_BIAS_STANDBY);

	/* Bias level configuration will have done an extra enable */
	regulator_bulk_disable(ARRAY_SIZE(wm8737->supplies), wm8737->supplies);

	snd_soc_add_controls(codec, wm8737_snd_controls,
			     ARRAY_SIZE(wm8737_snd_controls));
	wm8737_add_widgets(codec);

	return 0;

err_enable:
	regulator_bulk_disable(ARRAY_SIZE(wm8737->supplies), wm8737->supplies);
err_get:
	regulator_bulk_free(ARRAY_SIZE(wm8737->supplies), wm8737->supplies);

	return ret;
}

开发者ID:33d，项目名称:linux-2.6.21-hh20，代码行数:57，代码来源:wm8737.c

注：本文中的regulator_bulk_enable函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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C++ regulator_bulk_enable函数代码示例

示例1: wm8994_device_resume

示例2: wm8523_set_bias_level

示例3: wm8994_resume

示例4: ft5x06_ts_power_on

示例5: cs4270_soc_resume

示例6: twl6040_vibra_enable

示例7: msm_fb_lcdc_power_save

示例8: aic31xx_set_power

示例9: cs4270_probe

示例10: __dwc2_lowlevel_hw_enable

示例11: es8328_codec_probe

示例12: twl6040_vibra_enable

示例13: aic31xx_power_on

示例14: mpu3050_power_up

示例15: es8328_resume

示例16: sta350_set_bias_level

示例17: wm8741_probe

示例18: wm8731_probe

示例19: tas6424_i2c_probe

示例20: wm8737_probe

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