Re: [Freedreno] [PATCH] of/device: add blacklist for iommu dma_ops

2019-06-05 Thread Rob Clark
On Wed, Jun 5, 2019 at 6:18 AM Marek Szyprowski wrote: > > Hi Rob, > > On 2019-06-05 14:57, Rob Clark wrote: > > On Tue, Jun 4, 2019 at 11:58 PM Tomasz Figa wrote: > >> But first of all, I remember Marek already submitted some patches long > >> ago that extended struct driver with some flag that

Re: [Freedreno] [PATCH] of/device: add blacklist for iommu dma_ops

2019-06-05 Thread Marek Szyprowski
Hi Rob, On 2019-06-05 14:57, Rob Clark wrote: > On Tue, Jun 4, 2019 at 11:58 PM Tomasz Figa wrote: >> But first of all, I remember Marek already submitted some patches long >> ago that extended struct driver with some flag that means that the >> driver doesn't want the IOMMU to be attached before

Re: [Freedreno] [PATCH] of/device: add blacklist for iommu dma_ops

2019-06-05 Thread Rob Clark
On Tue, Jun 4, 2019 at 11:58 PM Tomasz Figa wrote: > > But first of all, I remember Marek already submitted some patches long > ago that extended struct driver with some flag that means that the > driver doesn't want the IOMMU to be attached before probe. Why > wouldn't that work? Sounds like a pe

Re: [PATCH] of/device: add blacklist for iommu dma_ops

2019-06-04 Thread Tomasz Figa
On Mon, Jun 3, 2019 at 7:48 PM Rob Clark wrote: > > On Sun, Jun 2, 2019 at 11:25 PM Tomasz Figa wrote: > > > > On Mon, Jun 3, 2019 at 4:40 AM Rob Clark wrote: > > > > > > On Fri, May 10, 2019 at 7:35 AM Rob Clark wrote: > > > > > > > > On Tue, Dec 4, 2018 at 2:29 PM Rob Herring wrote: > > > >

Re: [PATCH] of/device: add blacklist for iommu dma_ops

2019-06-03 Thread Jordan Crouse
> It shouldn't be a problem to hook something else up to the IOMMU > subsystem. Hopefully it's something that people are going to standardize > on. > > > 3) The automatic attach of DMA domain is also causing a different > >problem for us on the GPU side, preventing us from supporting per- > >

Re: [PATCH] of/device: add blacklist for iommu dma_ops

2019-06-03 Thread Thierry Reding
On Mon, Jun 03, 2019 at 07:20:14AM -0700, Rob Clark wrote: > On Mon, Jun 3, 2019 at 6:54 AM Thierry Reding > wrote: > > > > On Mon, Jun 03, 2019 at 06:20:57AM -0700, Rob Clark wrote: > > > On Mon, Jun 3, 2019 at 4:14 AM Robin Murphy wrote: > > > > > > > > On 03/06/2019 11:47, Rob Clark wrote: >

Re: [PATCH] of/device: add blacklist for iommu dma_ops

2019-06-03 Thread Rob Clark
On Mon, Jun 3, 2019 at 6:54 AM Thierry Reding wrote: > > On Mon, Jun 03, 2019 at 06:20:57AM -0700, Rob Clark wrote: > > On Mon, Jun 3, 2019 at 4:14 AM Robin Murphy wrote: > > > > > > On 03/06/2019 11:47, Rob Clark wrote: > > > > On Sun, Jun 2, 2019 at 11:25 PM Tomasz Figa wrote: > > > >> > > > >

Re: [PATCH] of/device: add blacklist for iommu dma_ops

2019-06-03 Thread Thierry Reding
On Mon, Jun 03, 2019 at 06:20:57AM -0700, Rob Clark wrote: > On Mon, Jun 3, 2019 at 4:14 AM Robin Murphy wrote: > > > > On 03/06/2019 11:47, Rob Clark wrote: > > > On Sun, Jun 2, 2019 at 11:25 PM Tomasz Figa wrote: > > >> > > >> On Mon, Jun 3, 2019 at 4:40 AM Rob Clark wrote: > > >>> > > >>> So,

Re: [PATCH] of/device: add blacklist for iommu dma_ops

2019-06-03 Thread Thierry Reding
On Mon, Jun 03, 2019 at 12:14:27PM +0100, Robin Murphy wrote: > On 03/06/2019 11:47, Rob Clark wrote: > > On Sun, Jun 2, 2019 at 11:25 PM Tomasz Figa wrote: > > > > > > On Mon, Jun 3, 2019 at 4:40 AM Rob Clark wrote: > > > > > > > > On Fri, May 10, 2019 at 7:35 AM Rob Clark wrote: > > > > > >

Re: [PATCH] of/device: add blacklist for iommu dma_ops

2019-06-03 Thread Rob Clark
On Mon, Jun 3, 2019 at 4:14 AM Robin Murphy wrote: > > On 03/06/2019 11:47, Rob Clark wrote: > > On Sun, Jun 2, 2019 at 11:25 PM Tomasz Figa wrote: > >> > >> On Mon, Jun 3, 2019 at 4:40 AM Rob Clark wrote: > >>> > >>> So, another case I've come across, on the display side.. I'm working > >>> on

Re: [PATCH] of/device: add blacklist for iommu dma_ops

2019-06-03 Thread Vivek Gautam
On Mon, Jun 3, 2019 at 4:14 PM Rob Clark wrote: > > On Mon, Jun 3, 2019 at 12:57 AM Vivek Gautam > wrote: > > > > > > > > On 6/3/2019 11:50 AM, Tomasz Figa wrote: > > > On Mon, Jun 3, 2019 at 4:40 AM Rob Clark wrote: > > >> On Fri, May 10, 2019 at 7:35 AM Rob Clark wrote: > > >>> On Tue, Dec 4,

Re: [PATCH] of/device: add blacklist for iommu dma_ops

2019-06-03 Thread Vivek Gautam
On Mon, Jun 3, 2019 at 4:47 PM Christoph Hellwig wrote: > > If you (and a few others actors in the thread) want people to actually > read what you wrote please follow proper mailing list ettiquette. I've > given up on reading all the recent mails after scrolling through two > pages of full quotes

Re: [PATCH] of/device: add blacklist for iommu dma_ops

2019-06-03 Thread Christoph Hellwig
If you (and a few others actors in the thread) want people to actually read what you wrote please follow proper mailing list ettiquette. I've given up on reading all the recent mails after scrolling through two pages of full quotes.

Re: [PATCH] of/device: add blacklist for iommu dma_ops

2019-06-03 Thread Robin Murphy
On 03/06/2019 11:47, Rob Clark wrote: On Sun, Jun 2, 2019 at 11:25 PM Tomasz Figa wrote: On Mon, Jun 3, 2019 at 4:40 AM Rob Clark wrote: On Fri, May 10, 2019 at 7:35 AM Rob Clark wrote: On Tue, Dec 4, 2018 at 2:29 PM Rob Herring wrote: On Sat, Dec 1, 2018 at 10:54 AM Rob Clark wrote:

Re: [PATCH] of/device: add blacklist for iommu dma_ops

2019-06-03 Thread Rob Clark
On Sun, Jun 2, 2019 at 11:25 PM Tomasz Figa wrote: > > On Mon, Jun 3, 2019 at 4:40 AM Rob Clark wrote: > > > > On Fri, May 10, 2019 at 7:35 AM Rob Clark wrote: > > > > > > On Tue, Dec 4, 2018 at 2:29 PM Rob Herring wrote: > > > > > > > > On Sat, Dec 1, 2018 at 10:54 AM Rob Clark wrote: > > > >

Re: [PATCH] of/device: add blacklist for iommu dma_ops

2019-06-03 Thread Rob Clark
On Mon, Jun 3, 2019 at 12:57 AM Vivek Gautam wrote: > > > > On 6/3/2019 11:50 AM, Tomasz Figa wrote: > > On Mon, Jun 3, 2019 at 4:40 AM Rob Clark wrote: > >> On Fri, May 10, 2019 at 7:35 AM Rob Clark wrote: > >>> On Tue, Dec 4, 2018 at 2:29 PM Rob Herring wrote: > On Sat, Dec 1, 2018 at 10

Re: [PATCH] of/device: add blacklist for iommu dma_ops

2019-06-03 Thread Vivek Gautam
On 6/3/2019 11:50 AM, Tomasz Figa wrote: On Mon, Jun 3, 2019 at 4:40 AM Rob Clark wrote: On Fri, May 10, 2019 at 7:35 AM Rob Clark wrote: On Tue, Dec 4, 2018 at 2:29 PM Rob Herring wrote: On Sat, Dec 1, 2018 at 10:54 AM Rob Clark wrote: This solves a problem we see with drm/msm, caused

Re: [PATCH] of/device: add blacklist for iommu dma_ops

2019-06-02 Thread Tomasz Figa
On Mon, Jun 3, 2019 at 4:40 AM Rob Clark wrote: > > On Fri, May 10, 2019 at 7:35 AM Rob Clark wrote: > > > > On Tue, Dec 4, 2018 at 2:29 PM Rob Herring wrote: > > > > > > On Sat, Dec 1, 2018 at 10:54 AM Rob Clark wrote: > > > > > > > > This solves a problem we see with drm/msm, caused by gettin

Re: [PATCH] of/device: add blacklist for iommu dma_ops

2019-06-02 Thread Rob Clark
On Fri, May 10, 2019 at 7:35 AM Rob Clark wrote: > > On Tue, Dec 4, 2018 at 2:29 PM Rob Herring wrote: > > > > On Sat, Dec 1, 2018 at 10:54 AM Rob Clark wrote: > > > > > > This solves a problem we see with drm/msm, caused by getting > > > iommu_dma_ops while we attach our own domain and manage i

Re: [PATCH] of/device: add blacklist for iommu dma_ops

2019-05-10 Thread Rob Clark
On Tue, Dec 4, 2018 at 2:29 PM Rob Herring wrote: > > On Sat, Dec 1, 2018 at 10:54 AM Rob Clark wrote: > > > > This solves a problem we see with drm/msm, caused by getting > > iommu_dma_ops while we attach our own domain and manage it directly at > > the iommu API level: > > > > [00

Re: [PATCH] of/device: add blacklist for iommu dma_ops

2018-12-04 Thread Rob Herring
On Sat, Dec 1, 2018 at 10:54 AM Rob Clark wrote: > > This solves a problem we see with drm/msm, caused by getting > iommu_dma_ops while we attach our own domain and manage it directly at > the iommu API level: > > [0038] user address but active_mm is swapper > Internal error: Oops:

Re: [PATCH] of/device: add blacklist for iommu dma_ops

2018-12-04 Thread Vivek Gautam
On Mon, Dec 3, 2018 at 7:56 PM Rob Clark wrote: > > On Mon, Dec 3, 2018 at 7:45 AM Robin Murphy wrote: > > > > Hi Rob, > > > > On 01/12/2018 16:53, Rob Clark wrote: > > > This solves a problem we see with drm/msm, caused by getting > > > iommu_dma_ops while we attach our own domain and manage it

Re: [PATCH] of/device: add blacklist for iommu dma_ops

2018-12-03 Thread Rob Clark
On Mon, Dec 3, 2018 at 7:45 AM Robin Murphy wrote: > > Hi Rob, > > On 01/12/2018 16:53, Rob Clark wrote: > > This solves a problem we see with drm/msm, caused by getting > > iommu_dma_ops while we attach our own domain and manage it directly at > > the iommu API level: > > > >[0038

Re: [PATCH] of/device: add blacklist for iommu dma_ops

2018-12-03 Thread Rob Clark
On Mon, Dec 3, 2018 at 7:45 AM Robin Murphy wrote: > > Hi Rob, > > On 01/12/2018 16:53, Rob Clark wrote: > > This solves a problem we see with drm/msm, caused by getting > > iommu_dma_ops while we attach our own domain and manage it directly at > > the iommu API level: > > > >[0038

Re: [PATCH] of/device: add blacklist for iommu dma_ops

2018-12-03 Thread Robin Murphy
Hi Rob, On 01/12/2018 16:53, Rob Clark wrote: This solves a problem we see with drm/msm, caused by getting iommu_dma_ops while we attach our own domain and manage it directly at the iommu API level: [0038] user address but active_mm is swapper Internal error: Oops: 9605 [#

Re: [PATCH] of/device: add blacklist for iommu dma_ops

2018-12-03 Thread Marek Szyprowski
Hi Tomasz, On 2018-12-03 01:10, Tomasz Figa wrote: > On Sat, Dec 1, 2018 at 8:54 AM Rob Clark wrote: >> This solves a problem we see with drm/msm, caused by getting >> iommu_dma_ops while we attach our own domain and manage it directly at >> the iommu API level: >> >> [0038] user ad

Re: [PATCH] of/device: add blacklist for iommu dma_ops

2018-12-02 Thread Tomasz Figa
On Sat, Dec 1, 2018 at 8:54 AM Rob Clark wrote: > > This solves a problem we see with drm/msm, caused by getting > iommu_dma_ops while we attach our own domain and manage it directly at > the iommu API level: > > [0038] user address but active_mm is swapper > Internal error: Oops:

[PATCH] of/device: add blacklist for iommu dma_ops

2018-12-01 Thread Rob Clark
This solves a problem we see with drm/msm, caused by getting iommu_dma_ops while we attach our own domain and manage it directly at the iommu API level: [0038] user address but active_mm is swapper Internal error: Oops: 9605 [#1] PREEMPT SMP Modules linked in: CPU: 7 PID: 7