On Thu, Apr 07, 2016 at 10:47:25AM -0400, William Breathitt Gray wrote:
> The Apex Embedded Systems STX104 may be used on 64-bit X86 systems. This
> patch allows the Apex Embedded Systems STX104 DAC driver to be compiled
> for both 32-bit and 64-bit X86 systems.
> 
> Signed-off-by: William Breathitt Gray <vilhelm.g...@gmail.com>
> ---
>  drivers/iio/dac/Kconfig | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/iio/dac/Kconfig b/drivers/iio/dac/Kconfig
> index a995139..df4b55d 100644
> --- a/drivers/iio/dac/Kconfig
> +++ b/drivers/iio/dac/Kconfig
> @@ -210,7 +210,7 @@ config MCP4922
>  
>  config STX104
>       tristate "Apex Embedded Systems STX104 DAC driver"
> -     depends on ISA
> +     depends on X86 && ISA_BUS

This means for this and other similar drivers that the driver is no longer
supported on architectures which support ISA but not the newly introduced
ISA_BUS. Affected architectures are alpha, arm, m32r, m68k, mips, powerpc,
and parisc.

A typical example is SCSI_AHA1542, which is no longer supported on those
architectures. It builds, but isa_register_driver() will be a dummy and fail.
Actually, this is true for _all_ drivers calling isa_register_driver().

I hope this is understood and doesn't cause any problems.

Thanks,
Guenter

>       help
>         Say yes here to build support for the 2-channel DAC on the Apex
>         Embedded Systems STX104 integrated analog PC/104 card. The base port
> -- 
> 2.7.3
> 

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