From: Mark Brown broonie@linaro.org
Currently no drivers use the ability to override spi_bitbang_transfer() and if any started this would make it harder to convert the bitbang code to use transfer_one_message() so remove the export in order to prevent anyone starting.
Signed-off-by: Mark Brown broonie@linaro.org --- drivers/spi/spi-bitbang.c | 3 +-- include/linux/spi/spi_bitbang.h | 1 - 2 files changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/spi/spi-bitbang.c b/drivers/spi/spi-bitbang.c index a63d7da..495ce0a 100644 --- a/drivers/spi/spi-bitbang.c +++ b/drivers/spi/spi-bitbang.c @@ -376,7 +376,7 @@ static void bitbang_work(struct work_struct *work) /** * spi_bitbang_transfer - default submit to transfer queue */ -int spi_bitbang_transfer(struct spi_device *spi, struct spi_message *m) +static int spi_bitbang_transfer(struct spi_device *spi, struct spi_message *m) { struct spi_bitbang *bitbang; unsigned long flags; @@ -398,7 +398,6 @@ int spi_bitbang_transfer(struct spi_device *spi, struct spi_message *m)
return status; } -EXPORT_SYMBOL_GPL(spi_bitbang_transfer);
/*----------------------------------------------------------------------*/
diff --git a/include/linux/spi/spi_bitbang.h b/include/linux/spi/spi_bitbang.h index f987a2b..b5aa215 100644 --- a/include/linux/spi/spi_bitbang.h +++ b/include/linux/spi/spi_bitbang.h @@ -41,7 +41,6 @@ struct spi_bitbang { */ extern int spi_bitbang_setup(struct spi_device *spi); extern void spi_bitbang_cleanup(struct spi_device *spi); -extern int spi_bitbang_transfer(struct spi_device *spi, struct spi_message *m); extern int spi_bitbang_setup_transfer(struct spi_device *spi, struct spi_transfer *t);