On 7/11/2014 3:20 AM, Joerg Roedel wrote:
> On Mon, Jun 30, 2014 at 09:51:51AM -0700, Olav Haugan wrote:
>> +int iommu_map_range(struct iommu_domain *domain, unsigned int iova,
>> +struct scatterlist *sg, unsigned int len, int prot)
>> +{
>> +if (unlikely(domain->ops->map_range
On Mon, Jun 30, 2014 at 09:51:51AM -0700, Olav Haugan wrote:
> +int iommu_map_range(struct iommu_domain *domain, unsigned int iova,
> + struct scatterlist *sg, unsigned int len, int prot)
> +{
> + if (unlikely(domain->ops->map_range == NULL))
> + return -ENODEV;
> +
On Thu, Jul 10, 2014 at 6:43 PM, Olav Haugan wrote:
> On 7/9/2014 5:40 PM, Rob Clark wrote:
>> On Wed, Jul 9, 2014 at 8:03 PM, Olav Haugan wrote:
>>> On 7/8/2014 4:49 PM, Rob Clark wrote:
On Tue, Jul 8, 2014 at 5:53 PM, Olav Haugan wrote:
> Hi Hiroshi,
>
> On 7/3/2014 9:29 PM, H
On 7/9/2014 5:40 PM, Rob Clark wrote:
> On Wed, Jul 9, 2014 at 8:03 PM, Olav Haugan wrote:
>> On 7/8/2014 4:49 PM, Rob Clark wrote:
>>> On Tue, Jul 8, 2014 at 5:53 PM, Olav Haugan wrote:
Hi Hiroshi,
On 7/3/2014 9:29 PM, Hiroshi Doyu wrote:
> Hi Olav,
>
> Olav Haugan wr
On Thu, Jul 10, 2014 at 3:10 AM, Thierry Reding
wrote:
> On Wed, Jul 09, 2014 at 08:40:21PM -0400, Rob Clark wrote:
>> On Wed, Jul 9, 2014 at 8:03 PM, Olav Haugan wrote:
>> > On 7/8/2014 4:49 PM, Rob Clark wrote:
>> >> On Tue, Jul 8, 2014 at 5:53 PM, Olav Haugan
>> >> wrote:
>> >>> Hi Hiroshi,
On Wed, Jul 09, 2014 at 08:40:21PM -0400, Rob Clark wrote:
> On Wed, Jul 9, 2014 at 8:03 PM, Olav Haugan wrote:
> > On 7/8/2014 4:49 PM, Rob Clark wrote:
> >> On Tue, Jul 8, 2014 at 5:53 PM, Olav Haugan wrote:
> >>> Hi Hiroshi,
> >>>
> >>> On 7/3/2014 9:29 PM, Hiroshi Doyu wrote:
> Hi Olav,
On Wed, Jul 9, 2014 at 8:03 PM, Olav Haugan wrote:
> On 7/8/2014 4:49 PM, Rob Clark wrote:
>> On Tue, Jul 8, 2014 at 5:53 PM, Olav Haugan wrote:
>>> Hi Hiroshi,
>>>
>>> On 7/3/2014 9:29 PM, Hiroshi Doyu wrote:
Hi Olav,
Olav Haugan writes:
> Mapping and unmapping are more
On 7/8/2014 4:49 PM, Rob Clark wrote:
> On Tue, Jul 8, 2014 at 5:53 PM, Olav Haugan wrote:
>> Hi Hiroshi,
>>
>> On 7/3/2014 9:29 PM, Hiroshi Doyu wrote:
>>> Hi Olav,
>>>
>>> Olav Haugan writes:
>>>
Mapping and unmapping are more often than not in the critical path.
map_range and unmap_r
On Tue, Jul 8, 2014 at 5:53 PM, Olav Haugan wrote:
> Hi Hiroshi,
>
> On 7/3/2014 9:29 PM, Hiroshi Doyu wrote:
>> Hi Olav,
>>
>> Olav Haugan writes:
>>
>>> Mapping and unmapping are more often than not in the critical path.
>>> map_range and unmap_range allows SMMU driver implementations to optimi
Hi Hiroshi,
On 7/3/2014 9:29 PM, Hiroshi Doyu wrote:
> Hi Olav,
>
> Olav Haugan writes:
>
>> Mapping and unmapping are more often than not in the critical path.
>> map_range and unmap_range allows SMMU driver implementations to optimize
>> the process of mapping and unmapping buffers into the S
Hi Olav,
Olav Haugan writes:
> Mapping and unmapping are more often than not in the critical path.
> map_range and unmap_range allows SMMU driver implementations to optimize
> the process of mapping and unmapping buffers into the SMMU page tables.
> Instead of mapping one physical address, do TL
nux-foundation.org;
> thierry.red...@gmail.com; vgan...@codeaurora.org; linux-arm-
> ker...@lists.infradead.org
> Subject: Re: [RFC/PATCH 2/7] iommu-api: Add map_range/unmap_range
> functions
>
> Hi Olav,
>
> On Mon, Jun 30, 2014 at 05:51:51PM +0100, Olav Haugan wrote:
> > Mapp
Hi Olav,
On Mon, Jun 30, 2014 at 05:51:51PM +0100, Olav Haugan wrote:
> Mapping and unmapping are more often than not in the critical path.
> map_range and unmap_range allows SMMU driver implementations to optimize
> the process of mapping and unmapping buffers into the SMMU page tables.
> Instead
On Mon, Jun 30, 2014 at 09:51:51AM -0700, Olav Haugan wrote:
[...]
> +int iommu_map_range(struct iommu_domain *domain, unsigned int iova,
> + struct scatterlist *sg, unsigned int len, int prot)
> +{
> + if (unlikely(domain->ops->map_range == NULL))
> + return -ENODEV
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