[Intel-gfx] [CI] drm/i915/gt: Trace the CS interrupt

[Intel-gfx] [CI] drm/i915/gt: Trace the CS interrupt

[Chris Wilson]

We have traces for the semaphore and the error, but not the far more
frequent CS interrupts. This is likely to be too much, but for the
purpose of live_unlite_preempt it may answer a question or two.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
---
 drivers/gpu/drm/i915/gt/intel_gt_irq.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/gt/intel_gt_irq.c b/drivers/gpu/drm/i915/gt/intel_gt_irq.c
index 0cc7dd54f4f9..4291d55c5457 100644
--- a/drivers/gpu/drm/i915/gt/intel_gt_irq.c
+++ b/drivers/gpu/drm/i915/gt/intel_gt_irq.c
@@ -48,8 +48,12 @@ cs_irq_handler(struct intel_engine_cs *engine, u32 iir)
 			tasklet = true;
 	}
 
-	if (iir & GT_CONTEXT_SWITCH_INTERRUPT)
+	if (iir & GT_CONTEXT_SWITCH_INTERRUPT) {
+		ENGINE_TRACE(engine, "CS: %x %x\n",
+			     ENGINE_READ_FW(engine, RING_EXECLIST_STATUS_HI),
+			     ENGINE_READ_FW(engine, RING_EXECLIST_STATUS_LO));
 		tasklet = true;
+	}
 
 	if (iir & GT_RENDER_USER_INTERRUPT) {
 		intel_engine_signal_breadcrumbs(engine);
-- 
2.20.1

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[Intel-gfx] ✓ Fi.CI.BAT: success for drm/i915/gt: Trace the CS interrupt

[Patchwork]

== Series Details ==

Series: drm/i915/gt: Trace the CS interrupt
URL   : https://patchwork.freedesktop.org/series/77441/
State : success

== Summary ==

CI Bug Log - changes from CI_DRM_8506 -> Patchwork_17720
====================================================

Summary
-------

  **SUCCESS**

  No regressions found.

  External URL: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17720/index.html

Known issues
------------

  Here are the changes found in Patchwork_17720 that come from known issues:

### IGT changes ###

#### Possible fixes ####

  * igt@i915_selftest@live@execlists:
    - fi-kbl-8809g:       [INCOMPLETE][1] ([i915#1874]) -> [PASS][2]
   [1]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8506/fi-kbl-8809g/igt@i915_selftest@live@execlists.html
   [2]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17720/fi-kbl-8809g/igt@i915_selftest@live@execlists.html

  
  [i915#1874]: https://gitlab.freedesktop.org/drm/intel/issues/1874


Participating hosts (49 -> 44)
------------------------------

  Additional (1): fi-kbl-7560u 
  Missing    (6): fi-ilk-m540 fi-hsw-4200u fi-byt-squawks fi-bsw-cyan fi-byt-clapper fi-bdw-samus 


Build changes
-------------

  * Linux: CI_DRM_8506 -> Patchwork_17720

  CI-20190529: 20190529
  CI_DRM_8506: d6a73e9084ff6adfabbad014bc294d254484f304 @ git://anongit.freedesktop.org/gfx-ci/linux
  IGT_5661: a772a7c7a761c6125bc0af5284ad603478107737 @ git://anongit.freedesktop.org/xorg/app/intel-gpu-tools
  Patchwork_17720: 9458f7578d71b00ddc71153d8499ad2fbcedcf4c @ git://anongit.freedesktop.org/gfx-ci/linux


== Linux commits ==

9458f7578d71 drm/i915/gt: Trace the CS interrupt

== Logs ==

For more details see: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17720/index.html
_______________________________________________
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[Intel-gfx] ✓ Fi.CI.BAT: success for drm/i915/gt: Trace the CS interrupt (rev2)

[Patchwork]

== Series Details ==

Series: drm/i915/gt: Trace the CS interrupt (rev2)
URL   : https://patchwork.freedesktop.org/series/77441/
State : success

== Summary ==

CI Bug Log - changes from CI_DRM_8509 -> Patchwork_17721
====================================================

Summary
-------

  **SUCCESS**

  No regressions found.

  External URL: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17721/index.html

Known issues
------------

  Here are the changes found in Patchwork_17721 that come from known issues:

### IGT changes ###

#### Possible fixes ####

  * igt@i915_selftest@live@execlists:
    - {fi-tgl-dsi}:       [INCOMPLETE][1] ([i915#1803]) -> [PASS][2]
   [1]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8509/fi-tgl-dsi/igt@i915_selftest@live@execlists.html
   [2]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17721/fi-tgl-dsi/igt@i915_selftest@live@execlists.html

  
  {name}: This element is suppressed. This means it is ignored when computing
          the status of the difference (SUCCESS, WARNING, or FAILURE).

  [i915#1803]: https://gitlab.freedesktop.org/drm/intel/issues/1803


Participating hosts (48 -> 43)
------------------------------

  Missing    (5): fi-hsw-4200u fi-byt-squawks fi-bsw-cyan fi-byt-clapper fi-bdw-samus 


Build changes
-------------

  * Linux: CI_DRM_8509 -> Patchwork_17721

  CI-20190529: 20190529
  CI_DRM_8509: ea6a2729d3d286137415319de4161042b0337e87 @ git://anongit.freedesktop.org/gfx-ci/linux
  IGT_5662: e79462659e0f45cd3f4f766f58cb792303c6bf9b @ git://anongit.freedesktop.org/xorg/app/intel-gpu-tools
  Patchwork_17721: 4ba28612eb5fe211fec32852e0166b9e5c2e4a06 @ git://anongit.freedesktop.org/gfx-ci/linux


== Linux commits ==

4ba28612eb5f drm/i915/gt: Trace the CS interrupt

== Logs ==

For more details see: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17721/index.html
_______________________________________________
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Intel-gfx@lists.freedesktop.org
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[Intel-gfx] ✓ Fi.CI.BAT: success for drm/i915/gt: Trace the CS interrupt (rev3)

[Patchwork]

== Series Details ==

Series: drm/i915/gt: Trace the CS interrupt (rev3)
URL   : https://patchwork.freedesktop.org/series/77441/
State : success

== Summary ==

CI Bug Log - changes from CI_DRM_8509 -> Patchwork_17725
====================================================

Summary
-------

  **SUCCESS**

  No regressions found.

  External URL: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17725/index.html

Known issues
------------

  Here are the changes found in Patchwork_17725 that come from known issues:

### IGT changes ###

#### Possible fixes ####

  * igt@i915_selftest@live@execlists:
    - {fi-tgl-dsi}:       [INCOMPLETE][1] ([i915#1803]) -> [PASS][2]
   [1]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8509/fi-tgl-dsi/igt@i915_selftest@live@execlists.html
   [2]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17725/fi-tgl-dsi/igt@i915_selftest@live@execlists.html

  
  {name}: This element is suppressed. This means it is ignored when computing
          the status of the difference (SUCCESS, WARNING, or FAILURE).

  [i915#1803]: https://gitlab.freedesktop.org/drm/intel/issues/1803


Participating hosts (48 -> 44)
------------------------------

  Additional (1): fi-kbl-7560u 
  Missing    (5): fi-hsw-4200u fi-byt-squawks fi-bsw-cyan fi-byt-clapper fi-bdw-samus 


Build changes
-------------

  * Linux: CI_DRM_8509 -> Patchwork_17725

  CI-20190529: 20190529
  CI_DRM_8509: ea6a2729d3d286137415319de4161042b0337e87 @ git://anongit.freedesktop.org/gfx-ci/linux
  IGT_5662: e79462659e0f45cd3f4f766f58cb792303c6bf9b @ git://anongit.freedesktop.org/xorg/app/intel-gpu-tools
  Patchwork_17725: 81e6479a4bb661a040268cad16453f4e2b38f8ab @ git://anongit.freedesktop.org/gfx-ci/linux


== Linux commits ==

81e6479a4bb6 drm/i915/gt: Trace the CS interrupt

== Logs ==

For more details see: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17725/index.html
_______________________________________________
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[Intel-gfx] ✗ Fi.CI.BAT: failure for drm/i915/gt: Trace the CS interrupt (rev4)

[Patchwork]

== Series Details ==

Series: drm/i915/gt: Trace the CS interrupt (rev4)
URL   : https://patchwork.freedesktop.org/series/77441/
State : failure

== Summary ==

CI Bug Log - changes from CI_DRM_8511 -> Patchwork_17727
====================================================

Summary
-------

  **FAILURE**

  Serious unknown changes coming with Patchwork_17727 absolutely need to be
  verified manually.
  
  If you think the reported changes have nothing to do with the changes
  introduced in Patchwork_17727, please notify your bug team to allow them
  to document this new failure mode, which will reduce false positives in CI.

  External URL: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17727/index.html

Possible new issues
-------------------

  Here are the unknown changes that may have been introduced in Patchwork_17727:

### IGT changes ###

#### Possible regressions ####

  * igt@runner@aborted:
    - fi-ivb-3770:        NOTRUN -> [FAIL][1]
   [1]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17727/fi-ivb-3770/igt@runner@aborted.html

  
Known issues
------------

  Here are the changes found in Patchwork_17727 that come from known issues:

### IGT changes ###

#### Issues hit ####

  * igt@i915_selftest@live@execlists:
    - fi-skl-lmem:        [PASS][2] -> [INCOMPLETE][3] ([i915#1874])
   [2]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8511/fi-skl-lmem/igt@i915_selftest@live@execlists.html
   [3]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17727/fi-skl-lmem/igt@i915_selftest@live@execlists.html

  
#### Possible fixes ####

  * igt@i915_pm_rpm@module-reload:
    - fi-kbl-guc:         [SKIP][4] ([fdo#109271]) -> [PASS][5]
   [4]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8511/fi-kbl-guc/igt@i915_pm_rpm@module-reload.html
   [5]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17727/fi-kbl-guc/igt@i915_pm_rpm@module-reload.html

  
  [fdo#109271]: https://bugs.freedesktop.org/show_bug.cgi?id=109271
  [i915#1874]: https://gitlab.freedesktop.org/drm/intel/issues/1874


Participating hosts (48 -> 42)
------------------------------

  Missing    (6): fi-hsw-4200u fi-byt-squawks fi-bsw-cyan fi-byt-clapper fi-kbl-7560u fi-icl-dsi 


Build changes
-------------

  * Linux: CI_DRM_8511 -> Patchwork_17727

  CI-20190529: 20190529
  CI_DRM_8511: 504ee538bd65abff745914a6f0b7aad62bbc1d11 @ git://anongit.freedesktop.org/gfx-ci/linux
  IGT_5664: 404e2fa06b9c5986dec3fa210234fe8b034b157e @ git://anongit.freedesktop.org/xorg/app/intel-gpu-tools
  Patchwork_17727: 27c461f85390e368e0c62ac6680a33b61977a89c @ git://anongit.freedesktop.org/gfx-ci/linux


== Linux commits ==

27c461f85390 drm/i915/gt: Trace the CS interrupt

== Logs ==

For more details see: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_17727/index.html
_______________________________________________
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Intel-gfx@lists.freedesktop.org
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