linux-kernel - Re: Linux 3.4-rc1

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Date:	Wed, 04 Apr 2012 17:54:36 +0530
From:	Subash Patel <subashrp@...il.com>
To:	Kyungmin Park <kmpark@...radead.org>,
	Rob Clark <rob.clark@...aro.org>, linaro-dev@...ts.linaro.org,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	dri-devel@...ts.freedesktop.org
Subject: Re: Linux 3.4-rc1



On 04/02/2012 02:11 PM, Daniel Vetter wrote:
> On Mon, Apr 02, 2012 at 12:40:39PM +0900, Kyungmin Park wrote:
>> On Mon, Apr 2, 2012 at 12:34 AM, Rob Clark<rob.clark@...aro.org>  wrote:
>>> On Sat, Mar 31, 2012 at 6:58 PM, Linus Torvalds
>>> <torvalds@...ux-foundation.org>  wrote:
>>>>   - drm dma-buf prime support. Dave Airlie sent me the pull request but
>>>> didn't push very hard for it, it's in my "ok, I can still pull it for
>>>> 3.4 if individual DRM driver people tell me that it will make their
>>>> lives easier." So this is in limbo - I have nothing against it, but I
>>>> won't pull unless I get a few people say "yes, please".
>>>
>>> yes, please :-)
>>>
>>> Note that the core drm dma-buf/prime support has already been reviewed
>>> by a lot of folks, and tested with a few different drivers (exynos,
>>> omapdrm, i915, nouveau, udl) with some driver support that could be
>>> pushed for 3.5 cycle if the core support makes it in for 3.4 cycle.
>> Yes, Please.
>>
>> It's used for exynos display and multimedia.
>
> Thirded.
>
> There are a lot of loose pieces to juggle until we have everything in
> place for buffer sharing (and quite a few of this involve contentious
> topics). But this core piece for integrating dma-buf with drm here has
> been acked/reviewd by all the relevant people and merging it would imo
> greatly help in wiring up all the other loose ends.
>
> Cheers, Daniel

(yes, please) ++

I have been using the dma-buf with dma-mapping(Marek's patches) on 
origen(exynos4210), and basic things are good. I wish this gets into 
kernel along with the dma-mapping support asap.

Regards,
Subash
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