Hi Jean,
On 2018/3/21 21:24, Jean-Philippe Brucker wrote:
> Hi Yisheng,
>
> On 19/03/18 11:03, Yisheng Xie wrote:
>> Hi Jean,
>>
>> [...]
>>> @@ -3168,6 +3260,13 @@ static int arm_smmu_device_probe(struct
>>> platform_device *pdev)
>>> if (ret)
>>> return ret;
>>>
>>> + if (s
On Wed, 2018-03-21 at 06:14 -0500, Joerg Roedel wrote:
> On Wed, Mar 21, 2018 at 01:18:24PM +0800, Yong Wu wrote:
> > On Tue, 2018-03-20 at 13:57 -0500, Joerg Roedel wrote:
> > > On Sun, Mar 18, 2018 at 09:52:54AM +0800, Yong Wu wrote:
> > > > To avoid adding this complex macro or a new function, I
On Wed, Mar 21, 2018 at 04:28:46PM +, Nipun Gupta wrote:
>
>
> > -Original Message-
> > From: Greg KH [mailto:gre...@linuxfoundation.org]
> > Sent: Wednesday, March 21, 2018 15:05
> > To: Nipun Gupta
> > Cc: robin.mur...@arm.com; h...@lst.de; li...@armlinux.org.uk;
> > m.szyprow...@s
On Wed, 21 Mar 2018 03:28:16 +
"Tian, Kevin" wrote:
> > From: Alex Williamson [mailto:alex.william...@redhat.com]
> > Sent: Wednesday, March 21, 2018 6:55 AM
> >
> > On Mon, 19 Mar 2018 08:28:32 +
> > "Tian, Kevin" wrote:
> >
> > > > From: Shameer Kolothum
> > > > Sent: Friday, March
On Wed, 21 Mar 2018 03:30:29 +
"Tian, Kevin" wrote:
> > From: Alex Williamson [mailto:alex.william...@redhat.com]
> > Sent: Wednesday, March 21, 2018 6:38 AM
> >
> > On Mon, 19 Mar 2018 07:51:58 +
> > "Tian, Kevin" wrote:
> >
> > > > From: Shameer Kolothum
> > > > Sent: Friday, March
> -Original Message-
> From: Greg KH [mailto:gre...@linuxfoundation.org]
> Sent: Wednesday, March 21, 2018 15:05
> To: Nipun Gupta
> Cc: robin.mur...@arm.com; h...@lst.de; li...@armlinux.org.uk;
> m.szyprow...@samsung.com; bhelg...@google.com; zaj...@gmail.com;
> andy.gr...@linaro.org; d
> -Original Message-
> From: Greg KH [mailto:gre...@linuxfoundation.org]
> Sent: Wednesday, March 21, 2018 15:00
> > +int dma_configure(struct device *dev)
> > +{
> > + if (dev->bus->dma_configure)
> > + return dev->bus->dma_configure(dev);
> > +
> > + return 0;
> > +}
>
On Tue, Mar 20, 2018 at 04:16:00PM +0100, Christoph Hellwig wrote:
> On Tue, Mar 20, 2018 at 11:25:21AM +, Konrad Rzeszutek Wilk wrote:
> > Are you testing with swiotlb=force?
>
> I've done swiotlb=force testing with earlier versions, and otherwise
> relied on a VM with more the 4gb of memory
On 21/03/18 13:14, Jean-Philippe Brucker wrote:
On 21/03/18 06:43, Tian, Kevin wrote:
[...]
+
+#include
+
+#define MSI_IOVA_BASE 0x800
+#define MSI_IOVA_LENGTH0x10
this is ARM specific, and according to virtio-iommu spec isn't it
better probed
On 19/03/18 09:47, Yisheng Xie wrote:
> Hi Jean,
>
> vfio can be compiled as module, however you use some functions which are not
> exported.
Oh right. I remember the kbuild test robot warning about this once, I
wonder why it didn't find this one.
> comment inline:
>
> [...]
>> Add two new ioct
Hi Yisheng,
On 19/03/18 11:03, Yisheng Xie wrote:
> Hi Jean,
>
> [...]
>> @@ -3168,6 +3260,13 @@ static int arm_smmu_device_probe(struct
>> platform_device *pdev)
>> if (ret)
>> return ret;
>>
>> +if (smmu->features & (ARM_SMMU_FEAT_STALLS | ARM_SMMU_FEAT_PRI)) {
>> +
On 21/03/18 06:43, Tian, Kevin wrote:
[...]
>> +
>> +#include
>> +
>> +#define MSI_IOVA_BASE 0x800
>> +#define MSI_IOVA_LENGTH 0x10
>
> this is ARM specific, and according to virtio-iommu spec isn't it
> better probed on the endpoint instead of ha
On Wed, Mar 21, 2018 at 01:18:24PM +0800, Yong Wu wrote:
> On Tue, 2018-03-20 at 13:57 -0500, Joerg Roedel wrote:
> > On Sun, Mar 18, 2018 at 09:52:54AM +0800, Yong Wu wrote:
> > > To avoid adding this complex macro or a new function, I put
> > > it in the code and backup its value in the suspend r
On Wed, Mar 21, 2018 at 12:25:23PM +0530, Nipun Gupta wrote:
> With each bus implementing its own DMA configuration callback,
> there is no need for bus to explicitly have force_dma in its
> global structure. This patch modifies of_dma_configure API to
> accept an input parameter which specifies if
On Wed, Mar 21, 2018 at 12:25:22PM +0530, Nipun Gupta wrote:
> It's bus specific aspect to map a given device on the bus and
> relevant firmware description of its DMA configuration.
> So, this change introduces '/dma_configure/' as bus callback
> giving flexibility to busses for implementing its o
> -Original Message-
> From: Bharat Bhushan
> Sent: Wednesday, March 21, 2018 12:49
> >
> > +int dma_configure(struct device *dev)
> > +{
> > + if (dev->bus->dma_configure)
> > + return dev->bus->dma_configure(dev);
>
> What if dma_common_configure() is called in case "bus->
> -Original Message-
> From: Nipun Gupta
> Sent: Wednesday, March 21, 2018 12:25 PM
> To: robin.mur...@arm.com; h...@lst.de; li...@armlinux.org.uk;
> gre...@linuxfoundation.org; m.szyprow...@samsung.com
> Cc: bhelg...@google.com; zaj...@gmail.com; andy.gr...@linaro.org;
> david.br...@lina
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