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openwrt/target/linux/ar71xx/patches-3.18/460-spi-bitbang-export-spi_bitbang_bufs.patch
Jonas Gorski 901a7fa067 kernel: update 3.18 to 3.18.17
Changelog:
* https://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.18.17

Signed-off-by: Jonas Gorski <jogo@openwrt.org>

SVN-Revision: 46150
2015-06-30 23:26:09 +00:00

29 lines
1.0 KiB
Diff

--- a/drivers/spi/spi-bitbang.c
+++ b/drivers/spi/spi-bitbang.c
@@ -234,13 +234,14 @@ void spi_bitbang_cleanup(struct spi_devi
}
EXPORT_SYMBOL_GPL(spi_bitbang_cleanup);
-static int spi_bitbang_bufs(struct spi_device *spi, struct spi_transfer *t)
+int spi_bitbang_bufs(struct spi_device *spi, struct spi_transfer *t)
{
struct spi_bitbang_cs *cs = spi->controller_state;
unsigned nsecs = cs->nsecs;
return cs->txrx_bufs(spi, cs->txrx_word, nsecs, t);
}
+EXPORT_SYMBOL_GPL(spi_bitbang_bufs);
/*----------------------------------------------------------------------*/
--- a/include/linux/spi/spi_bitbang.h
+++ b/include/linux/spi/spi_bitbang.h
@@ -39,6 +39,7 @@ extern int spi_bitbang_setup(struct spi_
extern void spi_bitbang_cleanup(struct spi_device *spi);
extern int spi_bitbang_setup_transfer(struct spi_device *spi,
struct spi_transfer *t);
+extern int spi_bitbang_bufs(struct spi_device *spi, struct spi_transfer *t);
/* start or stop queue processing */
extern int spi_bitbang_start(struct spi_bitbang *spi);