Re: [CI 0/5] Refactor to expand subslice mask

["Summers, Stuart" <stuart.summers@intel.com>]

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On Thu, 2019-05-30 at 09:29 +0100, Saarinen, Jani wrote:
> Hi, 
> 
> 
> > -----Original Message-----
> > From: Summers, Stuart
> > Sent: keskiviikko 29. toukokuuta 2019 19.02
> > To: Saarinen, Jani <jani.saarinen@intel.com>; Ceraolo Spurio,
> > Daniele
> > <daniele.ceraolospurio@intel.com>; Navare, Manasi D
> > <manasi.d.navare@intel.com>
> > Cc: intel-gfx@lists.freedesktop.org
> > Subject: Re: [Intel-gfx] [CI 0/5] Refactor to expand subslice mask
> > 
> > On Wed, 2019-05-29 at 07:21 -0700, Daniele Ceraolo Spurio wrote:
> > > 
> > > On 5/28/19 11:48 PM, Saarinen, Jani wrote:
> > > > Hi,
> > > > 
> > > > > -----Original Message-----
> > > > > From: Intel-gfx [mailto:
> > > > > intel-gfx-bounces@lists.freedesktop.org]
> > > > > On Behalf Of
> > > > > Summers, Stuart
> > > > > Sent: tiistai 28. toukokuuta 2019 21.33
> > > > > To: Navare, Manasi D <manasi.d.navare@intel.com>
> > > > > Cc: intel-gfx@lists.freedesktop.org
> > > > > Subject: Re: [Intel-gfx] [CI 0/5] Refactor to expand subslice
> > > > > mask
> > > > > 
> > > > > On Tue, 2019-05-28 at 11:32 -0700, Manasi Navare wrote:
> > > > > > Pushed to dinq, thanks for the patches and the reviews!
> > > > > 
> > > > > Thanks for the push Manasi and the reviews Daniele and
> > > > > others!sk: ffffffff, value: 80000280)
> > > > 
> > > > This broke all the ICL systems because CI data was not looked
> > > > that
> > > > they did not actually even boot at all.
> > > > All ICL's in BAT and whole ICL shards.
> > > > 
> > > 
> > > Can we change the CI reply for the case where there are extra
> > > missing
> > > machines compared to the reference run from SUCCESS to WARNING or
> > > something like that, so people have a clearer indication that
> > > something
> > > might have gone wrong?
> > 
> > I agree here. I'm sure with time and experience these types of
> > things
> > will get easier to parse, but this was very unobvious to me when
> > posting. I have no problem reworking, but would really appreciate a
> > solution to this from the CI side to ensure we don't hit this type
> > of
> > thing in the future.
> 
> Sure, CI team already discussed on this. 
> But going forward. Can you fix this still today that ICL's systems
> are green not orange on ci-grid.
> So would be good to get to the state that was on CI_DRM_6158. 
> Reference eg. : 
> https://intel-gfx-ci.01.org/tree/drm-tip/fi-icl-u2.html so clearly
> after module reload we fail.
> <3> [415.887946] [drm:_wa_add [i915]] *ERROR* Discarding overwritten
> w/a for reg 7034 (mask: ffffffff, value: 80000280)

Hi Jani,

I will likely not have time to get to this today or maybe even tomorrow
unfortunately. I'll try to look at this as part of my rework of the
SSEU revert from yesterday.

Thanks,
Stuart

> 
> Br,
> Jani
> > 
> > Thanks,
> > Stuart
> > 
> > > 
> > > Daniele
> > > 
> > > > 
> > > > > 
> > > > > -Stuart
> > > > > 
> > > > > > 
> > > > > > Regards
> > > > > > Manasi
> > > > > > 
> > > > > > On Fri, May 24, 2019 at 08:40:17AM -0700, Stuart Summers
> > > > > > wrote:
> > > > > > > This patch series contains a few code clean-up patches,
> > > > > > > followed by
> > > > > > > a patch which changes the storage of the subslice mask to
> > > > > > > better
> > > > > > > match the userspace access through the
> > > > > > > I915_QUERY_TOPOLOGY_INFO
> > > > > > > ioctl. The index into the subslice_mask array is then
> > > > > > > calculated:
> > > > > > >    slice * subslice stride + subslice index / 8
> > > > > > > 
> > > > > > > v2: fix i915_pm_sseu test failure
> > > > > > > v3: no changes to patches in the series, just resending
> > > > > > > to
> > > > > > > pick up
> > > > > > >      in CI correctly
> > > > > > > v4: rebase
> > > > > > > v5: fix header test
> > > > > > > v6: address review comments from Jari
> > > > > > >      address minor checkpatch warning in existing code
> > > > > > >      use eu_stride for EU div-by-8
> > > > > > > v7: another rebase
> > > > > > > v8: address review comments from Tvrtko and Daniele
> > > > > > > v9: address review comments from Daniele
> > > > > > > v10: add reviewed-by on last patch with minor suggested
> > > > > > > change,
> > > > > > >       rebase, and repost for CI
> > > > > > > 
> > > > > > > Stuart Summers (5):
> > > > > > >    drm/i915: Use local variable for SSEU info in GETPARAM
> > > > > > > ioctl
> > > > > > >    drm/i915: Add macro for SSEU stride calculation
> > > > > > >    drm/i915: Move calculation of subslices per slice to
> > > > > > > new
> > > > > > > function
> > > > > > >    drm/i915: Refactor sseu helper functions
> > > > > > >    drm/i915: Expand subslice mask
> > > > > > > 
> > > > > > >   drivers/gpu/drm/i915/gt/intel_engine_cs.c    |  24 ++-
> > > > > > >   drivers/gpu/drm/i915/gt/intel_engine_types.h |  30 ++--
> > > > > > >   drivers/gpu/drm/i915/gt/intel_hangcheck.c    |   3 +-
> > > > > > >   drivers/gpu/drm/i915/gt/intel_sseu.c         |  62
> > > > > > > +++++++
> > > > > > >   drivers/gpu/drm/i915/gt/intel_sseu.h         |  35 +++-
> > > > > > >   drivers/gpu/drm/i915/gt/intel_workarounds.c  |   2 +-
> > > > > > >   drivers/gpu/drm/i915/i915_debugfs.c          |  46 ++
> > > > > > > ---
> > > > > > >   drivers/gpu/drm/i915/i915_drv.c              |  15 +-
> > > > > > >   drivers/gpu/drm/i915/i915_gpu_error.c        |   5 +-
> > > > > > >   drivers/gpu/drm/i915/i915_query.c            |  15 +-
> > > > > > >   drivers/gpu/drm/i915/intel_device_info.c     | 176
> > > > > > > +++++++++++--
> > > > > > > ------
> > > > > > >   drivers/gpu/drm/i915/intel_device_info.h     |  47 ----
> > > > > > > -
> > > > > > >   12 files changed, 280 insertions(+), 180 deletions(-)
> > > > > > > 
> > > > > > > --
> > > > > > > 2.21.0.5.gaeb582a983
> > > > > > > 
> > > > > > > _______________________________________________
> > > > > > > Intel-gfx mailing list
> > > > > > > Intel-gfx@lists.freedesktop.org
> > > > > > > https://lists.freedesktop.org/mailman/listinfo/intel-gfx
> > > > 
> > > > _______________________________________________
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> > > > Intel-gfx@lists.freedesktop.org
> > > > https://lists.freedesktop.org/mailman/listinfo/intel-gfx
> > > > 

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