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author | Alexandre Belloni <alexandre.belloni@bootlin.com> | 2018-07-27 21:53:54 +0200 |
---|---|---|
committer | Mark Brown <broonie@kernel.org> | 2018-07-30 12:02:07 +0100 |
commit | c79bdbb490a1d05c6169cbffd37c19f5aa96587a (patch) | |
tree | 91dede400599d84cdee53ac054eb2f1b25ef2a8a /drivers/spi | |
parent | 516ddd79068dc02b9101bf9551a9ef7dce217b5b (diff) | |
download | linux-stable-c79bdbb490a1d05c6169cbffd37c19f5aa96587a.tar.gz linux-stable-c79bdbb490a1d05c6169cbffd37c19f5aa96587a.tar.bz2 linux-stable-c79bdbb490a1d05c6169cbffd37c19f5aa96587a.zip |
spi: dw: export dw_spi_set_cs
Export dw_spi_set_cs so it can be used from the various IP integration
modules.
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/spi')
-rw-r--r-- | drivers/spi/spi-dw.c | 3 | ||||
-rw-r--r-- | drivers/spi/spi-dw.h | 1 |
2 files changed, 3 insertions, 1 deletions
diff --git a/drivers/spi/spi-dw.c b/drivers/spi/spi-dw.c index 0d8ccb8be5ec..683a4f137a25 100644 --- a/drivers/spi/spi-dw.c +++ b/drivers/spi/spi-dw.c @@ -133,7 +133,7 @@ static inline void dw_spi_debugfs_remove(struct dw_spi *dws) } #endif /* CONFIG_DEBUG_FS */ -static void dw_spi_set_cs(struct spi_device *spi, bool enable) +void dw_spi_set_cs(struct spi_device *spi, bool enable) { struct dw_spi *dws = spi_controller_get_devdata(spi->controller); struct chip_data *chip = spi_get_ctldata(spi); @@ -145,6 +145,7 @@ static void dw_spi_set_cs(struct spi_device *spi, bool enable) if (!enable) dw_writel(dws, DW_SPI_SER, BIT(spi->chip_select)); } +EXPORT_SYMBOL_GPL(dw_spi_set_cs); /* Return the max entries we can fill into tx fifo */ static inline u32 tx_max(struct dw_spi *dws) diff --git a/drivers/spi/spi-dw.h b/drivers/spi/spi-dw.h index 446013022849..0168b08364d5 100644 --- a/drivers/spi/spi-dw.h +++ b/drivers/spi/spi-dw.h @@ -245,6 +245,7 @@ struct dw_spi_chip { void (*cs_control)(u32 command); }; +extern void dw_spi_set_cs(struct spi_device *spi, bool enable); extern int dw_spi_add_host(struct device *dev, struct dw_spi *dws); extern void dw_spi_remove_host(struct dw_spi *dws); extern int dw_spi_suspend_host(struct dw_spi *dws); |