Re: [Freedreno] [PATCH 16/17] iommu: remove DOMAIN_ATTR_IO_PGTABLE_CFG

2021-03-10 Thread Will Deacon
On Wed, Mar 10, 2021 at 09:58:06AM +0100, Christoph Hellwig wrote: > On Fri, Mar 05, 2021 at 10:00:12AM +, Will Deacon wrote: > > > But one thing I'm not sure about is whether > > > IO_PGTABLE_QUIRK_ARM_OUTER_WBWA is something that other devices > > > *should* be using as well, but just

Re: [Freedreno] [PATCH 16/17] iommu: remove DOMAIN_ATTR_IO_PGTABLE_CFG

2021-03-10 Thread Christoph Hellwig
On Fri, Mar 05, 2021 at 10:00:12AM +, Will Deacon wrote: > > But one thing I'm not sure about is whether > > IO_PGTABLE_QUIRK_ARM_OUTER_WBWA is something that other devices > > *should* be using as well, but just haven't gotten around to yet. > > The intention is certainly that this would be

Re: [Freedreno] [PATCH 16/17] iommu: remove DOMAIN_ATTR_IO_PGTABLE_CFG

2021-03-05 Thread Will Deacon
On Thu, Mar 04, 2021 at 03:11:08PM -0800, Rob Clark wrote: > On Thu, Mar 4, 2021 at 7:48 AM Robin Murphy wrote: > > > > On 2021-03-01 08:42, Christoph Hellwig wrote: > > > Signed-off-by: Christoph Hellwig > > > > Moreso than the previous patch, where the feature is at least relatively > >

Re: [Freedreno] [PATCH 16/17] iommu: remove DOMAIN_ATTR_IO_PGTABLE_CFG

2021-03-04 Thread Rob Clark
On Thu, Mar 4, 2021 at 7:48 AM Robin Murphy wrote: > > On 2021-03-01 08:42, Christoph Hellwig wrote: > > Signed-off-by: Christoph Hellwig > > Moreso than the previous patch, where the feature is at least relatively > generic (note that there's a bunch of in-flight development around >