On 10/15/2015 02:06 PM, Hannes Reinecke wrote:
> On 10/12/2015 05:10 PM, Arnd Bergmann wrote:
>> The advansys drvier uses the request_dma function that is used on ISA
>> machines for the internal DMA controller, which causes build errors
>> on platforms that have ISA slots but do not provide the ISA DMA API:
>>
>> drivers/scsi/advansys.c: In function 'advansys_board_found':
>> drivers/scsi/advansys.c:11300:10: error: implicit declaration of function 'request_dma' [-Werror=implicit-function-declaration]
>>
>> The problem now showed up in ARM randconfig builds after commit
>> 6571fb3f8b7f ("advansys: Update to version 3.5 and remove compilation
>> warning") made it possible to build on platforms that have neither
>> VIRT_TO_BUS nor ISA_DMA_API but that do have ISA.
>>
>> This adds the missing dependency.
>>
>> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
>>
>> diff --git a/drivers/scsi/Kconfig b/drivers/scsi/Kconfig
>> index d2f480b04a52..d4aa6a1a806c 100644
>> --- a/drivers/scsi/Kconfig
>> +++ b/drivers/scsi/Kconfig
>> @@ -499,6 +499,7 @@ config SCSI_ADVANSYS
>> tristate "AdvanSys SCSI support"
>> depends on SCSI
>> depends on ISA || EISA || PCI
>> + depends on ISA_DMA_API || !ISA
>> help
>> This is a driver for all SCSI host adapters manufactured by
>> AdvanSys. It is documented in the kernel source in
>>
> Sorry to chime in again, but wouldn't this allow to build on platforms
> which have neither ISA_DMA_API nor ISA, like oldish sparc systems with
> proprietary S-BUS?
>
> Why not ISA_DMA_API || EISA || PCI ?
>
Gnaa. Ignore this.
Mailer got confused about which mails are more recent than others :-(
Cheers,
Hannes
--
Dr. Hannes Reinecke zSeries & Storage
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SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 Nürnberg
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