Re: [Freedreno] [PATCH] iommu/arm-smmu: fix "hang" when games exit

2019-09-10 Thread Rob Clark
On Tue, Sep 10, 2019 at 8:01 AM Robin Murphy wrote: > > On 07/09/2019 18:50, Rob Clark wrote: > > From: Rob Clark > > > > When games, browser, or anything using a lot of GPU buffers exits, there > > can be many hundreds or thousands of buffers to unmap and free. If the > > GPU is otherwise

Re: [Freedreno] [PATCH] iommu/arm-smmu: fix "hang" when games exit

2019-09-10 Thread Robin Murphy
On 07/09/2019 18:50, Rob Clark wrote: From: Rob Clark When games, browser, or anything using a lot of GPU buffers exits, there can be many hundreds or thousands of buffers to unmap and free. If the GPU is otherwise suspended, this can cause arm-smmu to resume/suspend for each buffer,