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Unverified Commit c79bdbb4 authored Jul 27, 2018 by Alexandre Belloni Committed by Mark Brown Jul 30, 2018

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>

parent 516ddd79

drivers/spi/spi-dw.c

+2 −1

Original line number	Original line	Diff line number	Diff line
	@@ -133,7 +133,7 @@ static inline void dw_spi_debugfs_remove(struct dw_spi *dws)
	}		}
	#endif /* CONFIG_DEBUG_FS */		#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 dw_spi *dws = spi_controller_get_devdata(spi->controller);
	struct chip_data *chip = spi_get_ctldata(spi);		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)		if (!enable)
	dw_writel(dws, DW_SPI_SER, BIT(spi->chip_select));		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 */		/* Return the max entries we can fill into tx fifo */
	static inline u32 tx_max(struct dw_spi *dws)		static inline u32 tx_max(struct dw_spi *dws)

drivers/spi/spi-dw.h

+1 −0

Original line number	Original line	Diff line number	Diff line
	@@ -245,6 +245,7 @@ struct dw_spi_chip {
	void (*cs_control)(u32 command);		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 int dw_spi_add_host(struct device dev, struct dw_spi dws);
	extern void dw_spi_remove_host(struct dw_spi *dws);		extern void dw_spi_remove_host(struct dw_spi *dws);
	extern int dw_spi_suspend_host(struct dw_spi *dws);		extern int dw_spi_suspend_host(struct dw_spi *dws);