Subject: Re: linux-next: build failure after merge of the slave-dma tree

From: Vinod Koul <[email-masked]>
Date: Mon, 10 Nov 2014 10:36:16 +0530

On Mon, Nov 10, 2014 at 11:58:46AM +1100, Stephen Rothwell wrote:
> Hi Vinod,
> 
> After merging the slave-dma tree, today's linux-next build (x86_64 allmodconfig)
> failed like this:
> 
> drivers/dma/at_xdmac.c: In function 'at_xdmac_off':
> drivers/dma/at_xdmac.c:317:2: error: implicit declaration of function 'writel_relaxed' [-Werror=implicit-function-declaration]
>   at_xdmac_write(atxdmac, AT_XDMAC_GD, -1L);
>   ^
> 
> Caused by commit e1f7c9eee707 ("dmaengine: at_xdmac: creation of the
> atmel eXtended DMA Controller driver").
Thanks Stephen,

I have fixed this error and warning, the tree is updated now

-- 
~Vinod

> 
> Also, lots of warnings like:
> 
> drivers/dma/at_xdmac.c: In function 'at_xdmac_prep_slave_sg':
> include/linux/dynamic_debug.h:64:16: warning: format '%x' expects argument of type 'unsigned int', but argument 5 has type 'dma_addr_t' [-Wformat=]
>   static struct _ddebug  __aligned(8)   \
>                 ^
> include/linux/dynamic_debug.h:84:2: note: in expansion of macro 'DEFINE_DYNAMIC_DEBUG_METADATA'
>   DEFINE_DYNAMIC_DEBUG_METADATA(descriptor, fmt);  \
>   ^
> include/linux/device.h:1107:2: note: in expansion of macro 'dynamic_dev_dbg'
>   dynamic_dev_dbg(dev, format, ##__VA_ARGS__); \
>   ^
> drivers/dma/at_xdmac.c:621:3: note: in expansion of macro 'dev_dbg'
>    dev_dbg(chan2dev(chan),
>    ^
> 
> I have used the slave-dma tree from next-20141106 for today.
> -- 
> Cheers,
> Stephen Rothwell                    [email-masked]

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