j...@8bytes.org; John
> Garry ; Guohanjun (Hanjun Guo)
> ; Linuxarm ; linux-
> a...@vger.kernel.org; iommu@lists.linux-foundation.org; Wangzhou (B)
> ; sudeep.ho...@arm.com; bhelg...@google.com;
> linux-arm-ker...@lists.infradead.org; de...@acpica.org
> Subject: Re: [PATCH v9 2
On Thu, Oct 26, 2017 at 10:11:58AM +, Shameerali Kolothum Thodi wrote:
[...]
> > > >>> +int iommu_dma_get_msi_resv_regions(struct device *dev, struct
> > > list_head
> > > >> *list)
> > > >>> +{
> > > >>> + if (!is_of_node(dev->iommu_fwspec->iommu_fwnode))
> > > >>> + return i
x- foundation.org;
> > Wangzhou (B) ; sudeep.ho...@arm.com;
> > bhelg...@google.com; linux-arm- ker...@lists.infradead.org;
> > de...@acpica.org
> > Subject: Re: [PATCH v9 2/4] iommu/dma: Add a helper function to
> > reserve HW MSI address regions for IOMMU drive
gt; John Garry ; iommu@lists.linux-foundation.org;
> >> linux-arm-ker...@lists.infradead.org; linux-a...@vger.kernel.org; linux-
> >> p...@vger.kernel.org; de...@acpica.org; Linuxarm
> ;
> >> Wangzhou (B) ; Guohanjun (Hanjun Guo)
> >>
> >> Subject: Re
rnel.org; de...@acpica.org; Linuxarm ;
>> Wangzhou (B) ; Guohanjun (Hanjun Guo)
>>
>> Subject: Re: [PATCH v9 2/4] iommu/dma: Add a helper function to reserve HW
>> MSI address regions for IOMMU drivers
>>
>> On Fri, Oct 06, 2017 at 03:04:48PM +0100, Shameer Kolot
[PATCH v9 2/4] iommu/dma: Add a helper function to reserve HW
> MSI address regions for IOMMU drivers
>
> On Fri, Oct 06, 2017 at 03:04:48PM +0100, Shameer Kolothum wrote:
> > IOMMU drivers can use this to implement their .get_resv_regions callback
> > for HW MSI specific reserv
On Fri, Oct 06, 2017 at 03:04:48PM +0100, Shameer Kolothum wrote:
> IOMMU drivers can use this to implement their .get_resv_regions callback
> for HW MSI specific reservations(e.g. ARM GICv3 ITS MSI region).
>
> Signed-off-by: Shameer Kolothum
> ---
> drivers/iommu/dma-iommu.c | 20 +
IOMMU drivers can use this to implement their .get_resv_regions callback
for HW MSI specific reservations(e.g. ARM GICv3 ITS MSI region).
Signed-off-by: Shameer Kolothum
---
drivers/iommu/dma-iommu.c | 20
include/linux/dma-iommu.h | 7 +++
2 files changed, 27 insertion