[PATCH] iommu: qcom: Revert "iommu/arm: Cleanup resources in case of probe error path"

2021-07-04 Thread Marek Szyprowski
QCOM IOMMU driver calls bus_set_iommu() for every IOMMU device controller, what fails for the second and latter IOMMU devices. This is intended and must be not fatal to the driver registration process. Also the cleanup path should take care of the runtime PM state, what is missing in the current pa

Re: [PATCH v8 10/10] Documentation: Add documentation for VDUSE

2021-07-04 Thread Jason Wang
在 2021/7/4 下午5:49, Yongji Xie 写道: OK, I get you now. Since the VIRTIO specification says "Device configuration space is generally used for rarely-changing or initialization-time parameters". I assume the VDUSE_DEV_SET_CONFIG ioctl should not be called frequently. The spec uses MUST and other te

Re: [PATCH v5 0/5] iommu/arm-smmu: adreno-smmu page fault handling

2021-07-04 Thread Rob Clark
I suspect you are getting a dpu fault, and need: https://lore.kernel.org/linux-arm-msm/CAF6AEGvTjTUQXqom-xhdh456tdLscbVFPQ+iud1H1gHc8A2=h...@mail.gmail.com/ I suppose Bjorn was expecting me to send that patch BR, -R On Sun, Jul 4, 2021 at 5:53 AM Dmitry Baryshkov wrote: > > Hi, > > I've had sp

Re: [PATCH v5 0/5] iommu/arm-smmu: adreno-smmu page fault handling

2021-07-04 Thread Dmitry Baryshkov
Hi, I've had splash screen disabled on my RB3. However once I've enabled it, I've got the attached crash during the boot on the msm/msm-next. It looks like it is related to this particular set of changes. On 11/06/2021 00:44, Rob Clark wrote: From: Rob Clark This picks up an earlier series

Re: Re: Re: [PATCH v8 10/10] Documentation: Add documentation for VDUSE

2021-07-04 Thread Yongji Xie
On Thu, Jul 1, 2021 at 9:15 PM Stefan Hajnoczi wrote: > > On Thu, Jul 01, 2021 at 06:00:48PM +0800, Yongji Xie wrote: > > On Wed, Jun 30, 2021 at 6:06 PM Stefan Hajnoczi wrote: > > > > > > On Tue, Jun 29, 2021 at 01:43:11PM +0800, Yongji Xie wrote: > > > > On Mon, Jun 28, 2021 at 9:02 PM Stefan H

Re: [PATCH v5 3/8] ACPI/IORT: Add a helper to retrieve RMR memory regions

2021-07-04 Thread Jon Nettleton
On Tue, Jun 29, 2021 at 7:34 PM Jon Nettleton wrote: > > On Mon, Jun 14, 2021 at 2:49 PM Shameerali Kolothum Thodi > wrote: > > > > > > > > > -Original Message- > > > From: Robin Murphy [mailto:robin.mur...@arm.com] > > > Sent: 14 June 2021 12:23 > > > To: Shameerali Kolothum Thodi ; > >