On 09/06/17 07:20, Tomasz Figa wrote:
> On Fri, Jun 9, 2017 at 3:07 AM, Robin Murphy wrote:
>> On 08/06/17 15:35, Tomasz Figa wrote:
>>> On Thu, Jun 8, 2017 at 10:22 PM, Robin Murphy wrote:
On 07/06/17 10:47, Tomasz Figa wrote:
> Hi Yong,
On Fri, Jun 9, 2017 at 3:07 AM, Robin Murphy wrote:
> On 08/06/17 15:35, Tomasz Figa wrote:
>> On Thu, Jun 8, 2017 at 10:22 PM, Robin Murphy wrote:
>>> On 07/06/17 10:47, Tomasz Figa wrote:
Hi Yong,
+Robin, Joerg, IOMMU ML
On 08/06/17 15:35, Tomasz Figa wrote:
> On Thu, Jun 8, 2017 at 10:22 PM, Robin Murphy wrote:
>> On 07/06/17 10:47, Tomasz Figa wrote:
>>> Hi Yong,
>>>
>>> +Robin, Joerg, IOMMU ML
>>>
>>> Please see my comments inline.
>>>
>>> On Tue, Jun 6, 2017 at 5:39 AM, Yong Zhi
Hi Tomasz and Alan,
On Thu, Jun 08, 2017 at 11:55:18AM +0900, Tomasz Figa wrote:
> Hi Alan,
>
> On Thu, Jun 8, 2017 at 2:45 AM, Alan Cox wrote:
> >> > + struct ipu3_mmu *mmu = to_ipu3_mmu(dev);
> >> > + dma_addr_t daddr = iommu_iova_to_phys(mmu->domain,
On Thu, Jun 8, 2017 at 10:22 PM, Robin Murphy wrote:
> On 07/06/17 10:47, Tomasz Figa wrote:
>> Hi Yong,
>>
>> +Robin, Joerg, IOMMU ML
>>
>> Please see my comments inline.
>>
>> On Tue, Jun 6, 2017 at 5:39 AM, Yong Zhi wrote:
[snip]
>>> +
>>> +/* End of
On 07/06/17 10:47, Tomasz Figa wrote:
> Hi Yong,
>
> +Robin, Joerg, IOMMU ML
>
> Please see my comments inline.
>
> On Tue, Jun 6, 2017 at 5:39 AM, Yong Zhi wrote:
>> IPU3 mmu based DMA mapping driver
>>
>> Signed-off-by: Yong Zhi
>> ---
>>
Hi Alan,
On Thu, Jun 8, 2017 at 2:45 AM, Alan Cox wrote:
>> > + struct ipu3_mmu *mmu = to_ipu3_mmu(dev);
>> > + dma_addr_t daddr = iommu_iova_to_phys(mmu->domain, dma_handle);
>> > +
>> > + clflush_cache_range(phys_to_virt(daddr), size);
>>
>> You
> > + struct ipu3_mmu *mmu = to_ipu3_mmu(dev);
> > + dma_addr_t daddr = iommu_iova_to_phys(mmu->domain, dma_handle);
> > +
> > + clflush_cache_range(phys_to_virt(daddr), size);
>
> You might need to consider another IOMMU on the way here. Generally,
> given that daddr is your
Hi Yong,
+Robin, Joerg, IOMMU ML
Please see my comments inline.
On Tue, Jun 6, 2017 at 5:39 AM, Yong Zhi wrote:
> IPU3 mmu based DMA mapping driver
>
> Signed-off-by: Yong Zhi
> ---
> drivers/media/pci/intel/ipu3/Kconfig | 6 +
>