Re: [Intel-gfx] 5.14-rc2 warnings with kvmgvt

2021-07-22 Thread Christoph Hellwig
On Thu, Jul 22, 2021 at 09:03:45AM -0700, Lucas De Marchi wrote: > On Thu, Jul 22, 2021 at 08:20:34AM +0100, Christoph Hellwig wrote: > > On Thu, Jul 22, 2021 at 01:55:23AM -0400, Lucas De Marchi wrote: > > > humn... PORT_F. KBL doesn't have PORT_F. We decided to keep the handling > > > of DISPLAY_

Re: [Intel-gfx] 5.14-rc2 warnings with kvmgvt

2021-07-22 Thread Lucas De Marchi
On Thu, Jul 22, 2021 at 08:20:34AM +0100, Christoph Hellwig wrote: On Thu, Jul 22, 2021 at 01:55:23AM -0400, Lucas De Marchi wrote: humn... PORT_F. KBL doesn't have PORT_F. We decided to keep the handling of DISPLAY_VER == 10 and DISPLAY_VER == 9 together and trust the VBT, but when the VBT is n

Re: [Intel-gfx] 5.14-rc2 warnings with kvmgvt

2021-07-22 Thread Christoph Hellwig
On Thu, Jul 22, 2021 at 01:55:23AM -0400, Lucas De Marchi wrote: > humn... PORT_F. KBL doesn't have PORT_F. We decided to keep the handling > of DISPLAY_VER == 10 and DISPLAY_VER == 9 together and trust the VBT, > but when the VBT is not present, DDI F will get added unconditio. > > maybe best thi

Re: [Intel-gfx] 5.14-rc2 warnings with kvmgvt

2021-07-21 Thread Lucas De Marchi
On Thu, Jul 22, 2021 at 05:24:30AM +0100, Christoph Hellwig wrote: On Wed, Jul 21, 2021 at 05:18:18PM -0400, Rodrigo Vivi wrote: could you please try this small patch? I had to hand apply it as it wa corruped to due to cut off context. It fixes one of the warnings, new output below: [4.1

Re: [Intel-gfx] 5.14-rc2 warnings with kvmgvt

2021-07-21 Thread Christoph Hellwig
On Thu, Jul 22, 2021 at 01:05:49PM +0800, Zhenyu Wang wrote: > On 2021.07.21 13:10:49 +0200, Christoph Hellwig wrote: > > Hi all, > > > > I'm trying to test some changes for the gvt code, but even with a baseline > > 5.14-rc2 host and guest the 915 driver does not seem overly happy: > > > > I thi

Re: [Intel-gfx] 5.14-rc2 warnings with kvmgvt

2021-07-21 Thread Zhenyu Wang
On 2021.07.21 13:10:49 +0200, Christoph Hellwig wrote: > Hi all, > > I'm trying to test some changes for the gvt code, but even with a baseline > 5.14-rc2 host and guest the 915 driver does not seem overly happy: > I think we also got bug report on those display related warnings, should be some i

Re: [Intel-gfx] 5.14-rc2 warnings with kvmgvt

2021-07-21 Thread Christoph Hellwig
On Wed, Jul 21, 2021 at 05:18:18PM -0400, Rodrigo Vivi wrote: > could you please try this small patch? I had to hand apply it as it wa corruped to due to cut off context. It fixes one of the warnings, new output below: [4.182820] i915 :00:04.0: [drm] Virtual GPU for Intel GVT-g detected.

Re: [Intel-gfx] 5.14-rc2 warnings with kvmgvt

2021-07-21 Thread Rodrigo Vivi
On Wed, Jul 21, 2021 at 09:40:03PM +0100, Christoph Hellwig wrote: > On Wed, Jul 21, 2021 at 04:43:44PM +0100, Christoph Hellwig wrote: > > > > I'm trying to test some changes for the gvt code, but even with a > > > > baseline > > > > 5.14-rc2 host and guest the 915 driver does not seem overly hap

Re: [Intel-gfx] 5.14-rc2 warnings with kvmgvt

2021-07-21 Thread Christoph Hellwig
On Wed, Jul 21, 2021 at 04:43:44PM +0100, Christoph Hellwig wrote: > > > I'm trying to test some changes for the gvt code, but even with a baseline > > > 5.14-rc2 host and guest the 915 driver does not seem overly happy: > > > > Is this a regression over -rc1 or over 5.13? > > Bisect possible? >

Re: [Intel-gfx] 5.14-rc2 warnings with kvmgvt

2021-07-21 Thread Christoph Hellwig
On Wed, Jul 21, 2021 at 07:24:47AM -0400, Rodrigo Vivi wrote: > On Wed, Jul 21, 2021 at 01:10:49PM +0200, Christoph Hellwig wrote: > > Hi all, > > > > I'm trying to test some changes for the gvt code, but even with a baseline > > 5.14-rc2 host and guest the 915 driver does not seem overly happy: >

Re: [Intel-gfx] 5.14-rc2 warnings with kvmgvt

2021-07-21 Thread Rodrigo Vivi
On Wed, Jul 21, 2021 at 01:10:49PM +0200, Christoph Hellwig wrote: > Hi all, > > I'm trying to test some changes for the gvt code, but even with a baseline > 5.14-rc2 host and guest the 915 driver does not seem overly happy: Is this a regression over -rc1 or over 5.13? Bisect possible? Could you

[Intel-gfx] 5.14-rc2 warnings with kvmgvt

2021-07-21 Thread Christoph Hellwig
Hi all, I'm trying to test some changes for the gvt code, but even with a baseline 5.14-rc2 host and guest the 915 driver does not seem overly happy: [5.693099] i915 :00:04.0: [drm] Virtual GPU for Intel GVT-g detected. [5.694841] i915 :00:04.0: [drm] VT-d active for gfx access [