spi: cf_spi: Staticize local functions

Make local functions static and remove unneeded forward declarations.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Reviewed-by: Jagannadha Sutradharudu Teki <jagannadh.teki@gmail.com>
This commit is contained in:
Axel Lin 2015-02-21 00:19:28 +08:00 committed by Jagannadha Sutradharudu Teki
parent bb1662760e
commit 1478aeb32d

View file

@ -20,13 +20,6 @@ struct cf_spi_slave {
int charbit;
};
int cfspi_xfer(struct spi_slave *slave, uint bitlen, const void *dout,
void *din, ulong flags);
struct spi_slave *cfspi_setup_slave(struct cf_spi_slave *cfslave, uint mode);
void cfspi_init(void);
void cfspi_tx(u32 ctrl, u16 data);
u16 cfspi_rx(void);
extern void cfspi_port_conf(void);
extern int cfspi_claim_bus(uint bus, uint cs);
extern void cfspi_release_bus(uint bus, uint cs);
@ -51,7 +44,7 @@ static inline struct cf_spi_slave *to_cf_spi_slave(struct spi_slave *slave)
return container_of(slave, struct cf_spi_slave, slave);
}
void cfspi_init(void)
static void cfspi_init(void)
{
volatile dspi_t *dspi = (dspi_t *) MMAP_DSPI;
@ -89,7 +82,7 @@ void cfspi_init(void)
#endif
}
void cfspi_tx(u32 ctrl, u16 data)
static void cfspi_tx(u32 ctrl, u16 data)
{
volatile dspi_t *dspi = (dspi_t *) MMAP_DSPI;
@ -98,7 +91,7 @@ void cfspi_tx(u32 ctrl, u16 data)
dspi->tfr = (ctrl | data);
}
u16 cfspi_rx(void)
static u16 cfspi_rx(void)
{
volatile dspi_t *dspi = (dspi_t *) MMAP_DSPI;
@ -107,7 +100,7 @@ u16 cfspi_rx(void)
return (dspi->rfr & 0xFFFF);
}
int cfspi_xfer(struct spi_slave *slave, uint bitlen, const void *dout,
static int cfspi_xfer(struct spi_slave *slave, uint bitlen, const void *dout,
void *din, ulong flags)
{
struct cf_spi_slave *cfslave = to_cf_spi_slave(slave);
@ -181,7 +174,8 @@ int cfspi_xfer(struct spi_slave *slave, uint bitlen, const void *dout,
return 0;
}
struct spi_slave *cfspi_setup_slave(struct cf_spi_slave *cfslave, uint mode)
static struct spi_slave *cfspi_setup_slave(struct cf_spi_slave *cfslave,
uint mode)
{
/*
* bit definition for mode: