linux-kernel - Re: [PATCH v15 0/3] Add drm driver for Rockchip Socs

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Message-ID: <2556534.qktPW9tbxy@diego>
Date:	Tue, 02 Dec 2014 10:31:14 +0100
From:	Heiko Stübner <heiko@...ech.de>
To:	Mark Yao <mark.yao@...k-chips.com>
Cc:	Boris BREZILLON <boris.brezillon@...e-electrons.com>,
	David Airlie <airlied@...il.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,
	linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
	dri-devel@...ts.freedesktop.org, linux-api@...r.kernel.org,
	linux-rockchip@...ts.infradead.org, dianders@...omium.org,
	marcheu@...omium.org, dbehr@...omium.org, olof@...om.net,
	djkurtz@...omium.org, cf@...k-chips.com, xxm@...k-chips.com,
	huangtao@...k-chips.com, kever.yang@...k-chips.com,
	yxj@...k-chips.com, xw@...k-chips.com
Subject: Re: [PATCH v15 0/3] Add drm driver for Rockchip Socs

Hi Mark,

Am Dienstag, 2. Dezember 2014, 17:13:20 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.

[...]

> Changes in v15:
> - remove depends on ARM_DMA_USE_IOMMU & IOMMU_API which cause
>   recursive dependency problem
> - fix compile problems when build as a module.

maybe you could also already create a new pull request for this version [like 
the last one based on the iommu branch], so that we save time and Dave can 
pull it in easily for testing if he likes.


Heiko
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