linux-kernel - Re: [PATCH v14 0/3] Add drm driver for Rockchip Socs

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Message-ID: <CAPM=9tzvvb5U+8KaCO+K6CJi=rwWOkoW+4ZSFW_Oo9gTncvkWA@mail.gmail.com>
Date:	Wed, 26 Nov 2014 09:12:56 +1000
From:	Dave Airlie <airlied@...il.com>
To:	Heiko Stübner <heiko@...ech.de>
Cc:	Mark Yao <mark.yao@...k-chips.com>,
	Boris BREZILLON <boris.brezillon@...e-electrons.com>,
	Rob Clark <robdclark@...il.com>,
	Daniel Vetter <daniel@...ll.ch>,
	Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Randy Dunlap <rdunlap@...radead.org>,
	Grant Likely <grant.likely@...aro.org>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	John Stultz <john.stultz@...aro.org>,
	Rom Lemarchand <romlem@...gle.com>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	linux-doc@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>,
	dri-devel <dri-devel@...ts.freedesktop.org>,
	linux-api@...r.kernel.org, linux-rockchip@...ts.infradead.org,
	Douglas Anderson <dianders@...omium.org>,
	Stéphane Marchesin <marcheu@...omium.org>,
	dbehr@...omium.org, Olof Johansson <olof@...om.net>,
	Daniel Kurtz <djkurtz@...omium.org>,
	Eddie Cai <cf@...k-chips.com>, simon xue <xxm@...k-chips.com>,
	Tao Huang <huangtao@...k-chips.com>,
	Kever Yang <kever.yang@...k-chips.com>, yxj@...k-chips.com,
	xw@...k-chips.com
Subject: Re: [PATCH v14 0/3] Add drm driver for Rockchip Socs

On 26 November 2014 at 02:38, Heiko Stübner <heiko@...ech.de> wrote:
> Mark,
>
> Am Donnerstag, 20. November 2014, 09:46:34 schrieb Mark Yao:
>> This a series of patches is a DRM Driver for Rockchip Socs, add support
>> for vop devices. Future patches will add additional encoders/connectors,
>> such as eDP, HDMI.
>>
>> The basic "crtc" for rockchip is a "VOP" - Video Output Processor.
>> the vop devices found on Rockchip rk3288 Soc, rk3288 soc have two similar
>> Vop devices. Vop devices support iommu mapping, we use dma-mapping API with
>> ARM_DMA_USE_IOMMU.
>
> it looks like everybody is more or less happy with this version - in past
> versions responses voicing concerns where quite swift.
>
> As David requested a pull request the last time, it might be time to do so, so
> that we maybe still reach 3.19.
>

I need the iommu changes the drm driver depends on in a stable
maintainer git tree,
I'm not pulling in code I can't build.

I'm happy if the rockchip drm pull stays static and I can pull it in
once the iommu bits
are done.

Dave.
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