linux-kernel - [PATCH v3 09/17] staging: sm750fb: ddk750

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Message-Id: <1441520287-5232-10-git-send-email-mike.rapoport@gmail.com>
Date:	Sun,  6 Sep 2015 09:17:59 +0300
From:	Mike Rapoport <mike.rapoport@...il.com>
To:	Greg Kroah-Hartman <greg@...ah.com>
Cc:	Mike Rapoport <mike.rapoport@...il.com>,
	Sudip Mukherjee <sudipm.mukherjee@...il.com>,
	Teddy Wang <teddy.wang@...iconmotion.com>,
	Sudip Mukherjee <sudip@...torindia.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: [PATCH v3 09/17] staging: sm750fb: ddk750_swi2c: staticize swI2C{SCL,SDA}

swI2C{SCL,SDA} are not used outside ddk750_swi2c, make them static

Signed-off-by: Mike Rapoport <mike.rapoport@...il.com>
---
 drivers/staging/sm750fb/ddk750_swi2c.c |  4 ++--
 drivers/staging/sm750fb/ddk750_swi2c.h | 21 ---------------------
 2 files changed, 2 insertions(+), 23 deletions(-)

diff --git a/drivers/staging/sm750fb/ddk750_swi2c.c b/drivers/staging/sm750fb/ddk750_swi2c.c
index e3f60eb..6a10ae3 100644
--- a/drivers/staging/sm750fb/ddk750_swi2c.c
+++ b/drivers/staging/sm750fb/ddk750_swi2c.c
@@ -119,7 +119,7 @@ static void swI2CWait(void)
  *      signal because the i2c will fail when other device try to drive the
  *      signal due to SM50x will drive the signal to always high.
  */
-void swI2CSCL(unsigned char value)
+static void swI2CSCL(unsigned char value)
 {
 	unsigned long ulGPIOData;
 	unsigned long ulGPIODirection;
@@ -153,7 +153,7 @@ void swI2CSCL(unsigned char value)
  *      signal because the i2c will fail when other device try to drive the
  *      signal due to SM50x will drive the signal to always high.
  */
-void swI2CSDA(unsigned char value)
+static void swI2CSDA(unsigned char value)
 {
 	unsigned long ulGPIOData;
 	unsigned long ulGPIODirection;
diff --git a/drivers/staging/sm750fb/ddk750_swi2c.h b/drivers/staging/sm750fb/ddk750_swi2c.h
index 37335dd..27a04f3a 100644
--- a/drivers/staging/sm750fb/ddk750_swi2c.h
+++ b/drivers/staging/sm750fb/ddk750_swi2c.h
@@ -68,25 +68,4 @@ long sm750_sw_i2c_write_reg(
 	unsigned char data
 );
 
-/*
- *  These two functions toggle the data on the SCL and SDA I2C lines.
- *  The use of these two functions is not recommended unless it is necessary.
- */
-
-/*
- *  This function set/reset the SCL GPIO pin
- *
- *  Parameters:
- *      value	- Bit value to set to the SCL or SDA (0 = low, 1 = high)
- */
-void swI2CSCL(unsigned char value);
-
-/*
- *  This function set/reset the SDA GPIO pin
- *
- *  Parameters:
- *      value	- Bit value to set to the SCL or SDA (0 = low, 1 = high)
- */
-void swI2CSDA(unsigned char value);
-
 #endif  /* _SWI2C_H_ */
-- 
2.1.0

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