linux-kernel - [PATCH 10/14] misc/ep93xx_pwm: remove ep93xx_pwm_read

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Message-ID: <201305241626.41902.hartleys@visionengravers.com>
Date:	Fri, 24 May 2013 16:26:41 -0700
From:	H Hartley Sweeten <hartleys@...ionengravers.com>
To:	Linux Kernel <linux-kernel@...r.kernel.org>
CC:	<arnd@...db.de>, <gregkh@...uxfoundation.org>,
	Ryan Mallon <rmallon@...il.com>, <mcrapet@...il.com>,
	<hsweeten@...ionengravers.com>
Subject: [PATCH 10/14] misc/ep93xx_pwm: remove ep93xx_pwm_read_tc() inline function

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

Signed-off-by: H Hartley Sweeten <hsweeten@...ionengravers.com>
Cc: Arnd Bergmann <arnd@...db.de>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: Ryan Mallon <rmallon@...il.com>
Cc: Matthieu Crapet <mcrapet@...il.com>
---
 drivers/misc/ep93xx_pwm.c | 11 +++--------
 1 file changed, 3 insertions(+), 8 deletions(-)

diff --git a/drivers/misc/ep93xx_pwm.c b/drivers/misc/ep93xx_pwm.c
index cdc2ffc..6f48375 100644
--- a/drivers/misc/ep93xx_pwm.c
+++ b/drivers/misc/ep93xx_pwm.c
@@ -39,11 +39,6 @@ struct ep93xx_pwm {
 	u32		duty_percent;
 };
 
-static inline u16 ep93xx_pwm_read_tc(struct ep93xx_pwm *pwm)
-{
-	return readl(pwm->mmio_base + EP93XX_PWMx_TERM_COUNT);
-}
-
 static inline int ep93xx_pwm_is_enabled(struct ep93xx_pwm *pwm)
 {
 	return readl(pwm->mmio_base + EP93XX_PWMx_ENABLE) & 0x1;
@@ -91,7 +86,7 @@ static ssize_t ep93xx_pwm_get_freq(struct device *dev,
 
 	if (ep93xx_pwm_is_enabled(pwm)) {
 		unsigned long rate = clk_get_rate(pwm->clk);
-		u16 term = ep93xx_pwm_read_tc(pwm);
+		u16 term = readl(pwm->mmio_base + EP93XX_PWMx_TERM_COUNT);
 
 		return sprintf(buf, "%ld\n", rate / (term + 1));
 	} else {
@@ -122,7 +117,7 @@ static ssize_t ep93xx_pwm_set_freq(struct device *dev,
 		if (val < 1)
 			val = 1;
 
-		term = ep93xx_pwm_read_tc(pwm);
+		term = readl(pwm->mmio_base + EP93XX_PWMx_TERM_COUNT);
 		duty = ((val + 1) * pwm->duty_percent / 100) - 1;
 
 		/* If pwm is running, order is important */
@@ -165,7 +160,7 @@ static ssize_t ep93xx_pwm_set_duty_percent(struct device *dev,
 		return -EINVAL;
 
 	if (val > 0 && val < 100) {
-		u32 term = ep93xx_pwm_read_tc(pwm);
+		u32 term = readl(pwm->mmio_base + EP93XX_PWMx_TERM_COUNT);
 		u32 duty = ((term + 1) * val / 100) - 1;
 
 		writel(duty, pwm->mmio_base + EP93XX_PWMx_DUTY_CYCLE);
-- 
1.8.1.4

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