Re: [PATCH v3 1/5] spi: dw: export dw_spi_set_cs

From: Andy Shevchenko
Date: Fri Jul 27 2018 - 16:07:43 EST


On Fri, Jul 27, 2018 at 10:53 PM, Alexandre Belloni
<alexandre.belloni@xxxxxxxxxxx> wrote:
> Export dw_spi_set_cs so it can be used from the various IP integration
> modules.
>

Reviewed-by: Andy Shevchenko <andy.shevchenko@xxxxxxxxx>

> Signed-off-by: Alexandre Belloni <alexandre.belloni@xxxxxxxxxxx>
> ---
> drivers/spi/spi-dw.c | 3 ++-
> drivers/spi/spi-dw.h | 1 +
> 2 files changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/spi/spi-dw.c b/drivers/spi/spi-dw.c
> index f76e31faf694..ac2eb89ef7a5 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);
> --
> 2.18.0
>



--
With Best Regards,
Andy Shevchenko