Re: [PATCH v2 15/19] spi: dw: Add DW SPI DMA/PCI/MMIO dependency on the DW SPI core

[Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>]

On Fri, May 15, 2020 at 01:47:54PM +0300, Serge Semin wrote:
> Seeing all of the DW SPI driver components like DW SPI DMA/PCI/MMIO
> depend on the DW SPI core code it's better to use the if-endif
> conditional kernel config statement to signify that common dependency.

Makes sense!
Reviewed-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>

> 
> Co-developed-by: Georgy Vlasov <Georgy.Vlasov@xxxxxxxxxxxxxxxxxxxx>
> Signed-off-by: Georgy Vlasov <Georgy.Vlasov@xxxxxxxxxxxxxxxxxxxx>
> Co-developed-by: Ramil Zaripov <Ramil.Zaripov@xxxxxxxxxxxxxxxxxxxx>
> Signed-off-by: Ramil Zaripov <Ramil.Zaripov@xxxxxxxxxxxxxxxxxxxx>
> Signed-off-by: Serge Semin <Sergey.Semin@xxxxxxxxxxxxxxxxxxxx>
> Cc: Alexey Malahov <Alexey.Malahov@xxxxxxxxxxxxxxxxxxxx>
> Cc: Thomas Bogendoerfer <tsbogend@xxxxxxxxxxxxxxxx>
> Cc: Paul Burton <paulburton@xxxxxxxxxx>
> Cc: Ralf Baechle <ralf@xxxxxxxxxxxxxx>
> Cc: Arnd Bergmann <arnd@xxxxxxxx>
> Cc: Allison Randal <allison@xxxxxxxxxxx>
> Cc: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
> Cc: Gareth Williams <gareth.williams.jx@xxxxxxxxxxx>
> Cc: Rob Herring <robh+dt@xxxxxxxxxx>
> Cc: linux-mips@xxxxxxxxxxxxxxx
> Cc: devicetree@xxxxxxxxxxxxxxx
> ---
>  drivers/spi/Kconfig | 9 ++++++---
>  1 file changed, 6 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig
> index 6a84f3dad35c..3cdf8310d185 100644
> --- a/drivers/spi/Kconfig
> +++ b/drivers/spi/Kconfig
> @@ -226,17 +226,20 @@ config SPI_DESIGNWARE
>  	help
>  	  general driver for SPI controller core from DesignWare
>  
> +if SPI_DESIGNWARE
> +
>  config SPI_DW_DMA
>  	bool "DMA support for DW SPI controller"
> -	depends on SPI_DESIGNWARE
>  
>  config SPI_DW_PCI
>  	tristate "PCI interface driver for DW SPI core"
> -	depends on SPI_DESIGNWARE && PCI
> +	depends on PCI
>  
>  config SPI_DW_MMIO
>  	tristate "Memory-mapped io interface driver for DW SPI core"
> -	depends on SPI_DESIGNWARE
> +	depends on HAS_IOMEM
> +
> +endif
>  
>  config SPI_DLN2
>         tristate "Diolan DLN-2 USB SPI adapter"
> -- 
> 2.25.1
> 

-- 
With Best Regards,
Andy Shevchenko