On Tue, Mar 15, 2011 at 06:34:42PM +0900, daeinki wrote:
> Russell King - ARM Linux 쓴 글:
>> On Tue, Mar 15, 2011 at 10:45:50AM +0900, InKi Dae wrote:
>>> 2011/3/14 Russell King - ARM Linux :
On Mon, Mar 14, 2011 at 09:37:51PM +0900, KyongHo Cho wrote:
> I have also noticed that dma_map_sin
Russell King - ARM Linux 쓴 글:
On Tue, Mar 15, 2011 at 10:45:50AM +0900, InKi Dae wrote:
2011/3/14 Russell King - ARM Linux :
On Mon, Mar 14, 2011 at 09:37:51PM +0900, KyongHo Cho wrote:
I have also noticed that dma_map_single/page/sg() can map physical
memory into an arbitrary device address r
On Tue, Mar 15, 2011 at 10:45:50AM +0900, InKi Dae wrote:
> 2011/3/14 Russell King - ARM Linux :
> > On Mon, Mar 14, 2011 at 09:37:51PM +0900, KyongHo Cho wrote:
> >> I have also noticed that dma_map_single/page/sg() can map physical
> >> memory into an arbitrary device address region.
> >> But it
2011/3/14 Russell King - ARM Linux :
> On Mon, Mar 14, 2011 at 09:37:51PM +0900, KyongHo Cho wrote:
>> I have also noticed that dma_map_single/page/sg() can map physical
>> memory into an arbitrary device address region.
>> But it is not enough solution for various kinds of IOMMUs.
>> As Kukjin Kim
On Monday 14 March 2011, KyongHo Cho wrote:
> I think we can consider another solution for the various requirements.
> I think one of the most possible solutions is VCMM.
> Or we can enhance include/linux/iommu.h with reference of VCMM.
I think extending or changing the existing interface would be
On Mon, Mar 14, 2011 at 09:37:51PM +0900, KyongHo Cho wrote:
> I have also noticed that dma_map_single/page/sg() can map physical
> memory into an arbitrary device address region.
> But it is not enough solution for various kinds of IOMMUs.
> As Kukjin Kim addressed, we need to support larger page
2011/3/12 Arnd Bergmann :
> On Friday 11 March 2011, Marek Szyprowski wrote:
>> > > > does not support IOMMUs, but that could be changed by wrapping it
>> > > > using the include/asm-generic/dma-mapping-common.h infrastructure.
>> > >
>> > > ARM dma-mapping framework also requires some additional r
On Friday 11 March 2011, Marek Szyprowski wrote:
> > > > does not support IOMMUs, but that could be changed by wrapping it
> > > > using the include/asm-generic/dma-mapping-common.h infrastructure.
> > >
> > > ARM dma-mapping framework also requires some additional research for
> > > better DMA
>
Hello,
On Friday, March 11, 2011 4:15 PM Arnd Bergmann wrote:
> On Friday 11 March 2011, Marek Szyprowski wrote:
> > On Friday, March 11, 2011 3:08 PM Arnd Bergmann wrote:
> >
> > > On Friday 11 March 2011, Marek Szyprowski wrote:
> > > > > The iommu API is not really meant to be KVM specific, it
On Friday 11 March 2011, Marek Szyprowski wrote:
> On Friday, March 11, 2011 3:08 PM Arnd Bergmann wrote:
>
> > On Friday 11 March 2011, Marek Szyprowski wrote:
> > > > The iommu API is not really meant to be KVM specific, it's just that the
> > > > in-tree users are basically limited to KVM at th
Hello,
On Friday, March 11, 2011 3:08 PM Arnd Bergmann wrote:
> On Friday 11 March 2011, Marek Szyprowski wrote:
> > > The iommu API is not really meant to be KVM specific, it's just that the
> > > in-tree users are basically limited to KVM at the moment. Another user
> > > that
> > > is coming
On Friday 11 March 2011, Marek Szyprowski wrote:
> > The iommu API is not really meant to be KVM specific, it's just that the
> > in-tree users are basically limited to KVM at the moment. Another user that
> > is coming up soon is the vmio device driver that can be used to
> > transparently
> > pa
Hello,
On Friday, March 11, 2011 12:51 PM Arnd Bergmann wrote:
> On Friday 11 March 2011, Marek Szyprowski wrote:
> >
> > We followed the style of iommu API for other mainline ARM platforms (both
> > OMAP and MSM
> > also have custom API for their iommu modules). I've briefly checked
> > includ
On Friday 11 March 2011, Marek Szyprowski wrote:
>
> We followed the style of iommu API for other mainline ARM platforms (both
> OMAP and MSM
> also have custom API for their iommu modules). I've briefly checked
> include/linux/iommu.h
> API and I've noticed that it has been designed mainly for
Hello,
On Thursday, March 10, 2011 3:52 PM Arnd Bergmann wrote:
> On Friday 04 March 2011, Marek Szyprowski wrote:
> > From: Andrzej Pietrasiewicz
> >
> > This patch performs a complete rewrite of sysmmu driver for Samsung
> > platform:
> > - the new version introduces an api to construct devic
On Friday 04 March 2011, Marek Szyprowski wrote:
> From: Andrzej Pietrasiewicz
>
> This patch performs a complete rewrite of sysmmu driver for Samsung platform:
> - the new version introduces an api to construct device private page
> tables and enables to use device private address space mode
>
From: Andrzej Pietrasiewicz
This patch performs a complete rewrite of sysmmu driver for Samsung platform:
- the new version introduces an api to construct device private page
tables and enables to use device private address space mode
- simplified the resource management: no more single platfor
From: Andrzej Pietrasiewicz
This patch performs a complete rewrite of sysmmu driver for Samsung platform:
- the new version introduces an api to construct device private page
tables and enables to use device private address space mode
- simplified the resource management: no more single platfor
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