On 10/16/2015 02:13 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 a dependency to only build the driver on ISA based machines
> if they also support ISA_DMA_API, or if they EISA or PCI are also
> enabled.
>
> Signed-off-by: Arnd Bergmann <a...@arndb.de>
>
Reviewed-by: Hannes Reinecke <h...@suse.de>
Cheers,
Hannes
--
Dr. Hannes Reinecke zSeries & Storage
h...@suse.de +49 911 74053 688
SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: F. Imendörffer, J. Smithard, J. Guild, D. Upmanyu, G. Norton
HRB 21284 (AG Nürnberg)
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