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GCC4.6: Squash warning in cmd_date.c

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cmd_date.c: In function ‘do_date’:
cmd_date.c:50:6: warning: variable ‘old_bus’ set but not used
[-Wunused-but-set-variable]

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Cc: Wolfgang Denk <wd@denx.de>
Cc: Simon Glass <sjg@chromium.org>
Cc: Mike Frysinger <vapier@gentoo.org>
This commit is contained in:
Marek Vasut 2011-10-25 11:40:57 +02:00 committed by Wolfgang Denk
parent 7a129a5592
commit cd7b4e82a2
1 changed files with 23 additions and 9 deletions
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32
include/i2c.h
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@ -46,16 +46,16 @@
*/
#define I2C_RXTX_LEN 128 /* maximum tx/rx buffer length */
#if defined(CONFIG_I2C_MULTI_BUS)
#if !defined(CONFIG_SYS_MAX_I2C_BUS)
#define CONFIG_SYS_MAX_I2C_BUS 2
#endif
#define I2C_GET_BUS() i2c_get_bus_num()
#define I2C_SET_BUS(a) i2c_set_bus_num(a)
#ifdef CONFIG_I2C_MULTI_BUS
#define MAX_I2C_BUS 2
#define I2C_MULTI_BUS 1
#else
#define CONFIG_SYS_MAX_I2C_BUS 1
#define I2C_GET_BUS() 0
#define I2C_SET_BUS(a)
#define MAX_I2C_BUS 1
#define I2C_MULTI_BUS 0
#endif
#if !defined(CONFIG_SYS_MAX_I2C_BUS)
#define CONFIG_SYS_MAX_I2C_BUS MAX_I2C_BUS
#endif
/* define the I2C bus number for RTC and DTT if not already done */
@ -236,4 +236,18 @@ int i2c_set_bus_speed(unsigned int);
unsigned int i2c_get_bus_speed(void);
/* NOTE: These two functions MUST be always_inline to avoid code growth! */
static inline unsigned int I2C_GET_BUS(void) __attribute__((always_inline));
static inline unsigned int I2C_GET_BUS(void)
{
return I2C_MULTI_BUS ? i2c_get_bus_num() : 0;
}
static inline void I2C_SET_BUS(unsigned int bus) __attribute__((always_inline));
static inline void I2C_SET_BUS(unsigned int bus)
{
if (I2C_MULTI_BUS)
i2c_set_bus_num(bus);
}
#endif /* _I2C_H_ */