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misc/ep93xx_pwm: remove ep93xx_pwm_is_enabled() inline function 

This is a simple wrapper around readl(), remove it.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Ryan Mallon <rmallon@gmail.com>
Cc: Matthieu Crapet <mcrapet@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
H Hartley Sweeten 2013-05-24 16:27:08 -07:00 committed by Greg Kroah-Hartman
parent 7501ba361f
commit 5b2cd8f9b4
1 changed files with 2 additions and 7 deletions
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9
drivers/misc/ep93xx_pwm.c
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@ -39,11 +39,6 @@ struct ep93xx_pwm {
u32 duty_percent;
};
static inline int ep93xx_pwm_is_enabled(struct ep93xx_pwm *pwm)
{
return readl(pwm->mmio_base + EP93XX_PWMx_ENABLE) & 0x1;
}
static inline int ep93xx_pwm_is_inverted(struct ep93xx_pwm *pwm)
{
return readl(pwm->mmio_base + EP93XX_PWMx_INVERT) & 0x1;
@ -84,7 +79,7 @@ static ssize_t ep93xx_pwm_get_freq(struct device *dev,
struct platform_device *pdev = to_platform_device(dev);
struct ep93xx_pwm *pwm = platform_get_drvdata(pdev);
if (ep93xx_pwm_is_enabled(pwm)) {
if (readl(pwm->mmio_base + EP93XX_PWMx_ENABLE) & 0x1) {
unsigned long rate = clk_get_rate(pwm->clk);
u16 term = readl(pwm->mmio_base + EP93XX_PWMx_TERM_COUNT);
@ -129,7 +124,7 @@ static ssize_t ep93xx_pwm_set_freq(struct device *dev,
writel(val, pwm->mmio_base + EP93XX_PWMx_TERM_COUNT);
}
if (!ep93xx_pwm_is_enabled(pwm))
if (!readl(pwm->mmio_base + EP93XX_PWMx_ENABLE) & 0x1)
writel(0x1, pwm->mmio_base + EP93XX_PWMx_ENABLE);
} else {
return -EINVAL;