mirror of
https://github.com/openwrt/openwrt.git
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29 lines
1.0 KiB
Diff
29 lines
1.0 KiB
Diff
--- a/drivers/spi/spi-bitbang.c
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+++ b/drivers/spi/spi-bitbang.c
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@@ -234,13 +234,14 @@ void spi_bitbang_cleanup(struct spi_devi
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}
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EXPORT_SYMBOL_GPL(spi_bitbang_cleanup);
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-static int spi_bitbang_bufs(struct spi_device *spi, struct spi_transfer *t)
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+int spi_bitbang_bufs(struct spi_device *spi, struct spi_transfer *t)
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{
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struct spi_bitbang_cs *cs = spi->controller_state;
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unsigned nsecs = cs->nsecs;
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return cs->txrx_bufs(spi, cs->txrx_word, nsecs, t);
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}
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+EXPORT_SYMBOL_GPL(spi_bitbang_bufs);
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/*----------------------------------------------------------------------*/
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--- a/include/linux/spi/spi_bitbang.h
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+++ b/include/linux/spi/spi_bitbang.h
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@@ -44,6 +44,7 @@ extern void spi_bitbang_cleanup(struct s
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extern int spi_bitbang_transfer(struct spi_device *spi, struct spi_message *m);
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extern int spi_bitbang_setup_transfer(struct spi_device *spi,
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struct spi_transfer *t);
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+extern int spi_bitbang_bufs(struct spi_device *spi, struct spi_transfer *t);
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/* start or stop queue processing */
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extern int spi_bitbang_start(struct spi_bitbang *spi);
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