Re: [PATCH 1/5] dma_buf: remove device parameter from attach callback

["Michel Dänzer" <michel@daenzer.net>]

On 2018-06-01 05:17 PM, Christian König wrote:
> Am 01.06.2018 um 16:02 schrieb Michel Dänzer:
>> On 2018-06-01 02:11 PM, Christian König wrote:
>>> Sorry, accidentally send this series without a cover letter.
>>>
>>> This is a cleanup to the DMA-buf interface, which is also a prerequisite
>>> to unpinned DMA-buf operation.
>>>
>>> Patch #1 and #2 just remove unused functionality and clean up callback
>>> parameters.
>>>
>>> Patch #3 and #4 introduce taking the reservation lock during
>>> mapping/unmapping of DMA-bufs.
>>>
>>> This introduces a common lock where both exporter as well as importer
>>> can then use in the future for unpinned DMA-buf operation.
>>>
>>> This of course means that exporters should now not take this reservation
>>> lock manually any more. The DRM drivers don't seem to actually do that,
>>> but I'm not 100% sure about other implementations.
>>>
>>> Patch #5 then makes use of the new lock to simplify the DMA-buf import
>>> handling in amdgpu.
>> Please rebase this series on top of
>> https://patchwork.freedesktop.org/patch/226311/ and update the
>> documentation in amdgpu_prime.c as needed in each patch.
> 
> Sure. In this case can we get your patches committed to
> amd-staging-drm-next ASAP?

Sure, done.


-- 
Earthling Michel Dänzer               |               http://www.amd.com
Libre software enthusiast             |             Mesa and X developer