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Commit 86bda6a9 authored by Andrew F. Davis's avatar Andrew F. Davis Committed by Lee Jones
Browse files

mfd: ti_am335x_tscadc: Remove use of single line functions 



tscadc_readl and tscadc_writel are single line functions and do not save
use anything, remove these.

Signed-off-by: default avatarAndrew F. Davis <afd@ti.com>
Signed-off-by: default avatarLee Jones <lee.jones@linaro.org>
parent dea1c703

drivers/mfd/ti_am335x_tscadc.c

+15 −29
Original line number Diff line number Diff line
@@ -27,20 +27,6 @@ 


#include <linux/mfd/ti_am335x_tscadc.h>



static unsigned int tscadc_readl(struct ti_tscadc_dev *tsadc, unsigned int reg)

{

	unsigned int val;



	regmap_read(tsadc->regmap_tscadc, reg, &val);

	return val;

}



static void tscadc_writel(struct ti_tscadc_dev *tsadc, unsigned int reg,

					unsigned int val)

{

	regmap_write(tsadc->regmap_tscadc, reg, val);

}



static const struct regmap_config tscadc_regmap_config = {

	.name = "ti_tscadc",

	.reg_bits = 32,
@@ -57,7 +43,7 @@ void am335x_tsc_se_set_cache(struct ti_tscadc_dev *tsadc, u32 val) 
	if (tsadc->adc_waiting)

		wake_up(&tsadc->reg_se_wait);

	else if (!tsadc->adc_in_use)

		tscadc_writel(tsadc, REG_SE, tsadc->reg_se_cache);

		regmap_write(tsadc->regmap_tscadc, REG_SE, tsadc->reg_se_cache);



	spin_unlock_irqrestore(&tsadc->reg_lock, flags);

}
@@ -68,7 +54,7 @@ static void am335x_tscadc_need_adc(struct ti_tscadc_dev *tsadc) 
	DEFINE_WAIT(wait);

	u32 reg;



	reg = tscadc_readl(tsadc, REG_ADCFSM);

	regmap_read(tsadc->regmap_tscadc, REG_ADCFSM, &reg);

	if (reg & SEQ_STATUS) {

		tsadc->adc_waiting = true;

		prepare_to_wait(&tsadc->reg_se_wait, &wait,
@@ -84,7 +70,7 @@ static void am335x_tscadc_need_adc(struct ti_tscadc_dev *tsadc) 
		 * Sequencer should either be idle or

		 * busy applying the charge step.

		 */

		reg = tscadc_readl(tsadc, REG_ADCFSM);

		regmap_read(tsadc->regmap_tscadc, REG_ADCFSM, &reg);

		WARN_ON((reg & SEQ_STATUS) && !(reg & CHARGE_STEP));

		tsadc->adc_waiting = false;

	}
@@ -96,7 +82,7 @@ void am335x_tsc_se_set_once(struct ti_tscadc_dev *tsadc, u32 val) 
	spin_lock_irq(&tsadc->reg_lock);

	am335x_tscadc_need_adc(tsadc);



	tscadc_writel(tsadc, REG_SE, val);

	regmap_write(tsadc->regmap_tscadc, REG_SE, val);

	spin_unlock_irq(&tsadc->reg_lock);

}

EXPORT_SYMBOL_GPL(am335x_tsc_se_set_once);
@@ -107,7 +93,7 @@ void am335x_tsc_se_adc_done(struct ti_tscadc_dev *tsadc) 


	spin_lock_irqsave(&tsadc->reg_lock, flags);

	tsadc->adc_in_use = false;

	tscadc_writel(tsadc, REG_SE, tsadc->reg_se_cache);

	regmap_write(tsadc->regmap_tscadc, REG_SE, tsadc->reg_se_cache);

	spin_unlock_irqrestore(&tsadc->reg_lock, flags);

}

EXPORT_SYMBOL_GPL(am335x_tsc_se_adc_done);
@@ -118,7 +104,7 @@ void am335x_tsc_se_clr(struct ti_tscadc_dev *tsadc, u32 val) 


	spin_lock_irqsave(&tsadc->reg_lock, flags);

	tsadc->reg_se_cache &= ~val;

	tscadc_writel(tsadc, REG_SE, tsadc->reg_se_cache);

	regmap_write(tsadc->regmap_tscadc, REG_SE, tsadc->reg_se_cache);

	spin_unlock_irqrestore(&tsadc->reg_lock, flags);

}

EXPORT_SYMBOL_GPL(am335x_tsc_se_clr);
@@ -130,7 +116,7 @@ static void tscadc_idle_config(struct ti_tscadc_dev *config) 
	idleconfig = STEPCONFIG_YNN | STEPCONFIG_INM_ADCREFM |

			STEPCONFIG_INP_ADCREFM | STEPCONFIG_YPN;



	tscadc_writel(config, REG_IDLECONFIG, idleconfig);

	regmap_write(config->regmap_tscadc, REG_IDLECONFIG, idleconfig);

}



static	int ti_tscadc_probe(struct platform_device *pdev)
@@ -235,11 +221,11 @@ static int ti_tscadc_probe(struct platform_device *pdev) 


	/* TSCADC_CLKDIV needs to be configured to the value minus 1 */

	tscadc->clk_div--;

	tscadc_writel(tscadc, REG_CLKDIV, tscadc->clk_div);

	regmap_write(tscadc->regmap_tscadc, REG_CLKDIV, tscadc->clk_div);



	/* Set the control register bits */

	ctrl = CNTRLREG_STEPCONFIGWRT |	CNTRLREG_STEPID;

	tscadc_writel(tscadc, REG_CTRL, ctrl);

	regmap_write(tscadc->regmap_tscadc, REG_CTRL, ctrl);



	/* Set register bits for Idle Config Mode */

	if (tsc_wires > 0) {
@@ -253,7 +239,7 @@ static int ti_tscadc_probe(struct platform_device *pdev) 


	/* Enable the TSC module enable bit */

	ctrl |= CNTRLREG_TSCSSENB;

	tscadc_writel(tscadc, REG_CTRL, ctrl);

	regmap_write(tscadc->regmap_tscadc, REG_CTRL, ctrl);



	tscadc->used_cells = 0;

	tscadc->tsc_cell = -1;
@@ -299,7 +285,7 @@ static int ti_tscadc_remove(struct platform_device *pdev) 
{

	struct ti_tscadc_dev	*tscadc = platform_get_drvdata(pdev);



	tscadc_writel(tscadc, REG_SE, 0x00);

	regmap_write(tscadc->regmap_tscadc, REG_SE, 0x00);



	pm_runtime_put_sync(&pdev->dev);

	pm_runtime_disable(&pdev->dev);
@@ -314,7 +300,7 @@ static int tscadc_suspend(struct device *dev) 
{

	struct ti_tscadc_dev	*tscadc_dev = dev_get_drvdata(dev);



	tscadc_writel(tscadc_dev, REG_SE, 0x00);

	regmap_write(tscadc_dev->regmap_tscadc, REG_SE, 0x00);

	pm_runtime_put_sync(dev);



	return 0;
@@ -329,7 +315,7 @@ static int tscadc_resume(struct device *dev) 


	/* context restore */

	ctrl = CNTRLREG_STEPCONFIGWRT |	CNTRLREG_STEPID;

	tscadc_writel(tscadc_dev, REG_CTRL, ctrl);

	regmap_write(tscadc_dev->regmap_tscadc, REG_CTRL, ctrl);



	if (tscadc_dev->tsc_cell != -1) {

		if (tscadc_dev->tsc_wires == 5)
@@ -339,9 +325,9 @@ static int tscadc_resume(struct device *dev) 
		tscadc_idle_config(tscadc_dev);

	}

	ctrl |= CNTRLREG_TSCSSENB;

	tscadc_writel(tscadc_dev, REG_CTRL, ctrl);

	regmap_write(tscadc_dev->regmap_tscadc, REG_CTRL, ctrl);



	tscadc_writel(tscadc_dev, REG_CLKDIV, tscadc_dev->clk_div);

	regmap_write(tscadc_dev->regmap_tscadc, REG_CLKDIV, tscadc_dev->clk_div);



	return 0;

}