Hi Will,
On 2021-03-25 23:03, Will Deacon wrote:
On Tue, Mar 09, 2021 at 12:10:44PM +0530, Sai Prakash Ranjan wrote:
On 2021-02-05 17:38, Sai Prakash Ranjan wrote:
> On 2021-02-04 03:16, Will Deacon wrote:
> > On Tue, Feb 02, 2021 at 11:56:27AM +0530, Sai Prakash Ranjan wrote:
> > > On 2021-02-
On Wed, Mar 17, 2021 at 2:33 AM Sai Prakash Ranjan
wrote:
>
> Hi Rob,
>
> On 2021-03-16 22:46, Rob Clark wrote:
>
> ...
>
> >> > >
> >> > > When the GPU has a buffer mapped with IOMMU_LLC, is the buffer also
> >> > > mapped
> >> > > into the CPU and with what attributes? Rob said "writecombine fo
On Tue, Mar 09, 2021 at 12:10:44PM +0530, Sai Prakash Ranjan wrote:
> On 2021-02-05 17:38, Sai Prakash Ranjan wrote:
> > On 2021-02-04 03:16, Will Deacon wrote:
> > > On Tue, Feb 02, 2021 at 11:56:27AM +0530, Sai Prakash Ranjan wrote:
> > > > On 2021-02-01 23:50, Jordan Crouse wrote:
> > > > > On M
Hi Rob,
On 2021-03-16 22:46, Rob Clark wrote:
...
> >
> > When the GPU has a buffer mapped with IOMMU_LLC, is the buffer also mapped
> > into the CPU and with what attributes? Rob said "writecombine for
> > everything" -- does that mean ioremap_wc() / MEMREMAP_WC?
>
> Currently userspace asks
On Tue, Mar 16, 2021 at 10:04 AM Rob Clark wrote:
>
> On Wed, Feb 3, 2021 at 2:14 PM Rob Clark wrote:
> >
> > On Wed, Feb 3, 2021 at 1:46 PM Will Deacon wrote:
> > >
> > > On Tue, Feb 02, 2021 at 11:56:27AM +0530, Sai Prakash Ranjan wrote:
> > > > On 2021-02-01 23:50, Jordan Crouse wrote:
> > >
On Wed, Feb 3, 2021 at 2:14 PM Rob Clark wrote:
>
> On Wed, Feb 3, 2021 at 1:46 PM Will Deacon wrote:
> >
> > On Tue, Feb 02, 2021 at 11:56:27AM +0530, Sai Prakash Ranjan wrote:
> > > On 2021-02-01 23:50, Jordan Crouse wrote:
> > > > On Mon, Feb 01, 2021 at 08:20:44AM -0800, Rob Clark wrote:
> >
Hi,
On 2021-02-05 17:38, Sai Prakash Ranjan wrote:
On 2021-02-04 03:16, Will Deacon wrote:
On Tue, Feb 02, 2021 at 11:56:27AM +0530, Sai Prakash Ranjan wrote:
On 2021-02-01 23:50, Jordan Crouse wrote:
> On Mon, Feb 01, 2021 at 08:20:44AM -0800, Rob Clark wrote:
> > On Mon, Feb 1, 2021 at 3:16
On 2021-02-04 03:16, Will Deacon wrote:
On Tue, Feb 02, 2021 at 11:56:27AM +0530, Sai Prakash Ranjan wrote:
On 2021-02-01 23:50, Jordan Crouse wrote:
> On Mon, Feb 01, 2021 at 08:20:44AM -0800, Rob Clark wrote:
> > On Mon, Feb 1, 2021 at 3:16 AM Will Deacon wrote:
> > > On Fri, Jan 29, 2021 at
On Wed, Feb 3, 2021 at 1:46 PM Will Deacon wrote:
>
> On Tue, Feb 02, 2021 at 11:56:27AM +0530, Sai Prakash Ranjan wrote:
> > On 2021-02-01 23:50, Jordan Crouse wrote:
> > > On Mon, Feb 01, 2021 at 08:20:44AM -0800, Rob Clark wrote:
> > > > On Mon, Feb 1, 2021 at 3:16 AM Will Deacon wrote:
> > >
On Tue, Feb 02, 2021 at 11:56:27AM +0530, Sai Prakash Ranjan wrote:
> On 2021-02-01 23:50, Jordan Crouse wrote:
> > On Mon, Feb 01, 2021 at 08:20:44AM -0800, Rob Clark wrote:
> > > On Mon, Feb 1, 2021 at 3:16 AM Will Deacon wrote:
> > > > On Fri, Jan 29, 2021 at 03:12:59PM +0530, Sai Prakash Ranja
On 2021-02-01 23:50, Jordan Crouse wrote:
On Mon, Feb 01, 2021 at 08:20:44AM -0800, Rob Clark wrote:
On Mon, Feb 1, 2021 at 3:16 AM Will Deacon wrote:
>
> On Fri, Jan 29, 2021 at 03:12:59PM +0530, Sai Prakash Ranjan wrote:
> > On 2021-01-29 14:35, Will Deacon wrote:
> > > On Mon, Jan 11, 2021 a
On 2021-02-01 23:50, Jordan Crouse wrote:
On Mon, Feb 01, 2021 at 08:20:44AM -0800, Rob Clark wrote:
On Mon, Feb 1, 2021 at 3:16 AM Will Deacon wrote:
>
> On Fri, Jan 29, 2021 at 03:12:59PM +0530, Sai Prakash Ranjan wrote:
> > On 2021-01-29 14:35, Will Deacon wrote:
> > > On Mon, Jan 11, 2021 a
On Mon, Feb 01, 2021 at 08:20:44AM -0800, Rob Clark wrote:
> On Mon, Feb 1, 2021 at 3:16 AM Will Deacon wrote:
> >
> > On Fri, Jan 29, 2021 at 03:12:59PM +0530, Sai Prakash Ranjan wrote:
> > > On 2021-01-29 14:35, Will Deacon wrote:
> > > > On Mon, Jan 11, 2021 at 07:45:04PM +0530, Sai Prakash Ran
On Mon, Feb 1, 2021 at 3:16 AM Will Deacon wrote:
>
> On Fri, Jan 29, 2021 at 03:12:59PM +0530, Sai Prakash Ranjan wrote:
> > On 2021-01-29 14:35, Will Deacon wrote:
> > > On Mon, Jan 11, 2021 at 07:45:04PM +0530, Sai Prakash Ranjan wrote:
> > > > Add a new page protection flag IOMMU_LLC which can
On Fri, Jan 29, 2021 at 03:12:59PM +0530, Sai Prakash Ranjan wrote:
> On 2021-01-29 14:35, Will Deacon wrote:
> > On Mon, Jan 11, 2021 at 07:45:04PM +0530, Sai Prakash Ranjan wrote:
> > > Add a new page protection flag IOMMU_LLC which can be used
> > > by non-coherent masters to set cacheable memor
On 2021-01-29 14:35, Will Deacon wrote:
On Mon, Jan 11, 2021 at 07:45:04PM +0530, Sai Prakash Ranjan wrote:
Add a new page protection flag IOMMU_LLC which can be used
by non-coherent masters to set cacheable memory attributes
for an outer level of cache called as last-level cache or
system cache
On Mon, Jan 11, 2021 at 07:45:04PM +0530, Sai Prakash Ranjan wrote:
> Add a new page protection flag IOMMU_LLC which can be used
> by non-coherent masters to set cacheable memory attributes
> for an outer level of cache called as last-level cache or
> system cache. Initial user of this page protect
Add a new page protection flag IOMMU_LLC which can be used
by non-coherent masters to set cacheable memory attributes
for an outer level of cache called as last-level cache or
system cache. Initial user of this page protection flag is
the adreno gpu and then can later be used by other clients
such
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