linux-kernel - Re: [PATCH] xtensa: Provide dummy dma_alloc_attrs() and dma_free

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Date:	Wed, 22 Apr 2015 18:39:33 +0300
From:	Max Filippov <jcmvbkbc@...il.com>
To:	Guenter Roeck <linux@...ck-us.net>
Cc:	Chris Zankel <chris@...kel.net>,
	"linux-xtensa@...ux-xtensa.org" <linux-xtensa@...ux-xtensa.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] xtensa: Provide dummy dma_alloc_attrs() and dma_free_attrs()

On Tue, Apr 21, 2015 at 11:11 PM, Guenter Roeck <linux@...ck-us.net> wrote:
> xtensa:allmodconfig fails to build with the following errors.
>
> drivers/gpu/drm/nouveau/nvkm/subdev/instmem/gk20a.c:
>         In function ‘gk20a_instobj_dtor_dma’:
> drivers/gpu/drm/nouveau/nvkm/subdev/instmem/gk20a.c:154:2: error:
>         implicit declaration of function ‘dma_free_attrs’
> drivers/gpu/drm/nouveau/nvkm/subdev/instmem/gk20a.c:
>         In function ‘gk20a_instobj_ctor_dma’:
> drivers/gpu/drm/nouveau/nvkm/subdev/instmem/gk20a.c:218:2: error:
>         implicit declaration of function ‘dma_alloc_attrs’
>
> Xtensa does not provide those functions at this time.
> Provide dummy implementations to avoid build errors.
>
> Signed-off-by: Guenter Roeck <linux@...ck-us.net>

Acked-by: Max Filippov <jcmvbkbc@...il.com>

-- 
Thanks.
-- Max
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