[PATCH] net/appletalk: LTPC needs virt_to_bus

[David Miller]

From: Arnd Bergmann <arnd at arndb.de>
Date: Wed, 18 Feb 2015 20:48:54 +0100

> The ltpc driver is rather outdated and does not get built on most
> platforms because it requires the ISA_DMA_API symbol. However
> there are some ARM platforms that have ISA_DMA_API but no virt_to_bus,
> and they get this build error when enabling the ltpc driver.
> 
> drivers/net/appletalk/ltpc.c: In function 'handlefc':
> drivers/net/appletalk/ltpc.c:380:2: error: implicit declaration of function 'virt_to_bus' [-Werror=implicit-function-declaration]
>   set_dma_addr(dma,virt_to_bus(ltdmacbuf));
>   ^
> 
> This adds another dependency in Kconfig to avoid that configuration.
> 
> Signed-off-by: Arnd Bergmann <arnd at arndb.de>

Applied, thank you.