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SubjectRe: [PATCH] staging: comedi: ii_pci20kc: add CONFIG_HAS_IOMEM dependence
On 15/10/14 22:25, David Cohen wrote:
> ii_pci20kc uses io memory which makes it not compilable on architectures
> without HAS_IOMEM such as UML:
>
> CC drivers/net/wireless/ti/wl1251/main.o
> drivers/staging/comedi/drivers/ii_pci20kc.c: In function ‘ii20k_attach’:
> drivers/staging/comedi/drivers/ii_pci20kc.c:442:2: error: implicit
> declaration of function ‘ioremap’
> [-Werror=implicit-function-declaration]
> dev->mmio = ioremap(membase, II20K_SIZE);
> ^
> drivers/staging/comedi/drivers/ii_pci20kc.c:442:12: warning: assignment
> makes pointer from integer without a cast
> dev->mmio = ioremap(membase, II20K_SIZE);
> ^
> drivers/staging/comedi/drivers/ii_pci20kc.c: In function ‘ii20k_detach’:
> drivers/staging/comedi/drivers/ii_pci20kc.c:512:3: error: implicit
> declaration of function ‘iounmap’
> [-Werror=implicit-function-declaration]
> iounmap(dev->mmio);
> ^
>
> Signed-off-by: David Cohen <david.a.cohen@linux.intel.com>
> ---
> drivers/staging/comedi/Kconfig | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/staging/comedi/Kconfig b/drivers/staging/comedi/Kconfig
> index a8bc2b567789..56be2112c731 100644
> --- a/drivers/staging/comedi/Kconfig
> +++ b/drivers/staging/comedi/Kconfig
> @@ -425,6 +425,7 @@ config COMEDI_AIO_IIRO_16
> called aio_iiro_16.
>
> config COMEDI_II_PCI20KC
> + depends on HAS_IOMEM
> tristate "Intelligent Instruments PCI-20001C carrier support"
> ---help---
> Enable support for Intelligent Instruments PCI-20001C carrier
>

The same fix was already submitted by Chen Gang:

https://lkml.org/lkml/2014/10/2/318

Reviewed-by: Ian Abbott <abbotti@mev.co.uk>

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-=( Ian Abbott @ MEV Ltd. E-mail: <abbotti@mev.co.uk> )=-
-=( Web: http://www.mev.co.uk/ )=-
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