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Date: Fri, 5 Dec 2014 17:26:04 +1000
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Subject: Re: [PATCH v15 0/3] Add drm driver for Rockchip Socs
From: Dave Airlie <airlied@gmail.com>
To: Daniel Kurtz <djkurtz@chromium.org>
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On 5 December 2014 at 05:29, Daniel Kurtz <djkurtz@chromium.org> wrote:
> On Tue, Dec 2, 2014 at 1:31 AM, Heiko Stübner <heiko@sntech.de> wrote:
>> 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
>
> I thought the recommended solution for this was to fix OMAP3 to not
> select  ARM_DMA_USE_IOMMU and OMAP_IOMMU, not to drop the 'depends on'
> in drm/rockchip?

Lets fix that up once we get this merged, if I had a tree based on the
iommu I'd have
it -next now.

can I get a pull for that?
Dave.