On 04 Feb 2021 13:25, Al Stone wrote:
> On 03 Feb 2021 09:46, Jean-Philippe Brucker wrote:
> > On Tue, Feb 02, 2021 at 01:27:13PM -0700, Al Stone wrote:
> > > On 02 Feb 2021 10:17, Jean-Philippe Brucker wrote:
> > > > Hi Al,
> > > >
> > > > On Fri, Dec 04, 2020 at 01:18:25PM -0700, Al Stone
On 2021-02-02 09:51, Christoph Hellwig wrote:
Add a new API that returns a potentiall virtually non-contigous sg_table
and a DMA address. This API is only properly implemented for dma-iommu
and will simply return a contigious chunk as a fallback.
The intent is that media drivers can use this
On 2021-02-10 19:21, Rob Herring wrote:
On Fri, Feb 5, 2021 at 1:21 AM Chunyan Zhang wrote:
Hi Rob,
On Fri, 5 Feb 2021 at 07:25, Rob Herring wrote:
On Wed, Feb 03, 2021 at 05:07:26PM +0800, Chunyan Zhang wrote:
From: Chunyan Zhang
This iommu module can be used by Unisoc's multimedia
On 2021-02-12 17:28, Shameerali Kolothum Thodi wrote:
-Original Message-
From: Shameerali Kolothum Thodi
Sent: 12 February 2021 16:45
To: 'Robin Murphy' ; linux-ker...@vger.kernel.org;
iommu@lists.linux-foundation.org
Cc: j...@8bytes.org; jean-phili...@linaro.org; w...@kernel.org;
On 2/16/21 2:47 PM, Robin Murphy wrote:
Hi Mikko,
On 2021-02-08 16:38, Mikko Perttunen wrote:
To allow for more customized device tree bindings that point to IOMMUs,
allow manual specification of iommu_spec to of_dma_configure.
The initial use case for this is with Host1x, where the driver
Hi Mikko,
On 2021-02-08 16:38, Mikko Perttunen wrote:
To allow for more customized device tree bindings that point to IOMMUs,
allow manual specification of iommu_spec to of_dma_configure.
The initial use case for this is with Host1x, where the driver manages
a set of device tree-defined IOMMU
But again, if there are valid use cases then sure, let's make the code fully
compatible with HUGETLB_PAGE_ORDER > MAX_ORDER.
Given that gigantic HugeTLB allocation can fallback on alloc_contig_pages()
or CMA if/when available, is there a real need for HUGETLB_PAGE_ORDER to be
upto MAX_ORDER,
On 2/12/21 3:09 PM, David Hildenbrand wrote:
> On 12.02.21 08:02, Anshuman Khandual wrote:
>>
>> On 2/11/21 2:07 PM, David Hildenbrand wrote:
>>> On 11.02.21 07:22, Anshuman Khandual wrote:
The following warning gets triggered while trying to boot a 64K page size
without THP config
On Tue, Feb 16, 2021 at 05:14:55PM +0900, Tomasz Figa wrote:
> When working on the videobuf2 integration with Sergey I noticed that
> we always pass 0 as DMA attrs here, which removes the ability for
> drivers to use DMA_ATTR_ALLOC_SINGLE_PAGES.
>
> It's quite important from a system stability
Hi Christoph
On Tue, Feb 2, 2021 at 6:51 PM Christoph Hellwig wrote:
>
> Implement support for allocating a non-contiguous DMA region.
>
> Signed-off-by: Christoph Hellwig
> ---
> drivers/iommu/dma-iommu.c | 35 +++
> 1 file changed, 35 insertions(+)
>
> diff
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