Re: [PATCH v1 2/2] fbdev: Kconfig: Add HAS_IOMEM dependency for FB_OPENCORES

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On 25.01.2018 16:47, Farhan Ali wrote:
> The Opencores framebuffer device uses I/O memory and with
> CONFIG_HAS_IOMEM disabled will lead to build errors:
> 
> ERROR: "devm_ioremap_resource" [drivers/video/fbdev/ocfb.ko] undefined!
> 
> Fix this by adding HAS_IOMEM dependency for FB_OPENCORES.
> 
> Signed-off-by: Farhan Ali <alifm@xxxxxxxxxxxxxxxxxx>
> ---
>  drivers/video/fbdev/Kconfig | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/video/fbdev/Kconfig b/drivers/video/fbdev/Kconfig
> index 5e58f5e..8667e5d 100644
> --- a/drivers/video/fbdev/Kconfig
> +++ b/drivers/video/fbdev/Kconfig
> @@ -976,7 +976,7 @@ config FB_PVR2
>  
>  config FB_OPENCORES
>  	tristate "OpenCores VGA/LCD core 2.0 framebuffer support"
> -	depends on FB && HAS_DMA
> +	depends on FB && HAS_DMA && HAS_IOMEM
>  	select FB_CFB_FILLRECT
>  	select FB_CFB_COPYAREA
>  	select FB_CFB_IMAGEBLIT

I think it would be better if fbdevs in general would depend on
HAS_IOMEM ... or could there be any frame buffer devices without IOMEM ?

 Thomas
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