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* [Intel-gfx] [PATCH] drm/i915/pps: Reuse POWER_DOMAIN_DISPLAY_CORE in pps_{lock, unlock}
@ 2021-01-07 11:25 Anshuman Gupta
  2021-01-07 18:24 ` [Intel-gfx] ✓ Fi.CI.BAT: success for " Patchwork
                   ` (2 more replies)
  0 siblings, 3 replies; 6+ messages in thread
From: Anshuman Gupta @ 2021-01-07 11:25 UTC (permalink / raw)
  To: intel-gfx; +Cc: Jani Nikula

We need a power_domain wakeref in pps_{lock,unlock} to prevent
a race while resetting pps state in intel_power_sequencer_reset().

intel_power_sequencer_reset() need a pps_mutex to access pps_pipe
but it can't grab pps_mutex due to deadlock with power_well
functions are called while holding pps_mutex.
intel_power_sequencer_reset() is called by power_well function
associated with legacy platforms like vlv and chv therefore re-use
the POWER_DOMAIN_DISPLAY_CORE power domain, which only used
by vlv and chv display power domain.

This will avoids the unnecessary noise of unrelated power wells
in pps_{lock,unlock}.

Cc: Jani Nikula <jani.nikula@intel.com>
Cc: Imre Deak <imre.deak@intel.com>
Signed-off-by: Anshuman Gupta <anshuman.gupta@intel.com>
---
 drivers/gpu/drm/i915/display/intel_dp.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index 8a00e609085f..4f190a82d4ad 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -895,9 +895,7 @@ pps_lock(struct intel_dp *intel_dp)
 	 * See intel_power_sequencer_reset() why we need
 	 * a power domain reference here.
 	 */
-	wakeref = intel_display_power_get(dev_priv,
-					  intel_aux_power_domain(dp_to_dig_port(intel_dp)));
-
+	wakeref = intel_display_power_get(dev_priv, POWER_DOMAIN_DISPLAY_CORE);
 	mutex_lock(&dev_priv->pps_mutex);
 
 	return wakeref;
@@ -909,9 +907,7 @@ pps_unlock(struct intel_dp *intel_dp, intel_wakeref_t wakeref)
 	struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
 
 	mutex_unlock(&dev_priv->pps_mutex);
-	intel_display_power_put(dev_priv,
-				intel_aux_power_domain(dp_to_dig_port(intel_dp)),
-				wakeref);
+	intel_display_power_put(dev_priv, POWER_DOMAIN_DISPLAY_CORE, wakeref);
 	return 0;
 }
 
-- 
2.26.2

_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx

^ permalink raw reply related	[flat|nested] 6+ messages in thread

* [Intel-gfx] ✓ Fi.CI.BAT: success for drm/i915/pps: Reuse POWER_DOMAIN_DISPLAY_CORE in pps_{lock, unlock}
  2021-01-07 11:25 [Intel-gfx] [PATCH] drm/i915/pps: Reuse POWER_DOMAIN_DISPLAY_CORE in pps_{lock, unlock} Anshuman Gupta
@ 2021-01-07 18:24 ` Patchwork
  2021-01-07 23:09 ` [Intel-gfx] ✓ Fi.CI.IGT: " Patchwork
  2021-01-08  9:38 ` [Intel-gfx] [PATCH] " Jani Nikula
  2 siblings, 0 replies; 6+ messages in thread
From: Patchwork @ 2021-01-07 18:24 UTC (permalink / raw)
  To: Anshuman Gupta; +Cc: intel-gfx


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== Series Details ==

Series: drm/i915/pps: Reuse POWER_DOMAIN_DISPLAY_CORE in pps_{lock, unlock}
URL   : https://patchwork.freedesktop.org/series/85582/
State : success

== Summary ==

CI Bug Log - changes from CI_DRM_9562 -> Patchwork_19281
====================================================

Summary
-------

  **SUCCESS**

  No regressions found.

  External URL: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/index.html

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

  Here are the changes found in Patchwork_19281 that come from known issues:

### IGT changes ###

#### Issues hit ####

  * igt@amdgpu/amd_basic@query-info:
    - fi-tgl-y:           NOTRUN -> [SKIP][1] ([fdo#109315] / [i915#2575])
   [1]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/fi-tgl-y/igt@amdgpu/amd_basic@query-info.html

  * igt@prime_self_import@basic-with_one_bo_two_files:
    - fi-tgl-y:           [PASS][2] -> [DMESG-WARN][3] ([i915#402])
   [2]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/fi-tgl-y/igt@prime_self_import@basic-with_one_bo_two_files.html
   [3]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/fi-tgl-y/igt@prime_self_import@basic-with_one_bo_two_files.html

  
#### Possible fixes ####

  * igt@gem_exec_suspend@basic-s3:
    - fi-tgl-y:           [DMESG-WARN][4] ([i915#2411] / [i915#402]) -> [PASS][5]
   [4]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/fi-tgl-y/igt@gem_exec_suspend@basic-s3.html
   [5]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/fi-tgl-y/igt@gem_exec_suspend@basic-s3.html

  * igt@i915_selftest@live@sanitycheck:
    - fi-kbl-7500u:       [DMESG-WARN][6] ([i915#2605]) -> [PASS][7]
   [6]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/fi-kbl-7500u/igt@i915_selftest@live@sanitycheck.html
   [7]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/fi-kbl-7500u/igt@i915_selftest@live@sanitycheck.html

  * igt@prime_vgem@basic-fence-flip:
    - fi-tgl-y:           [DMESG-WARN][8] ([i915#402]) -> [PASS][9]
   [8]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/fi-tgl-y/igt@prime_vgem@basic-fence-flip.html
   [9]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/fi-tgl-y/igt@prime_vgem@basic-fence-flip.html

  
  [fdo#109315]: https://bugs.freedesktop.org/show_bug.cgi?id=109315
  [i915#2411]: https://gitlab.freedesktop.org/drm/intel/issues/2411
  [i915#2575]: https://gitlab.freedesktop.org/drm/intel/issues/2575
  [i915#2605]: https://gitlab.freedesktop.org/drm/intel/issues/2605
  [i915#402]: https://gitlab.freedesktop.org/drm/intel/issues/402


Participating hosts (43 -> 38)
------------------------------

  Missing    (5): fi-ilk-m540 fi-hsw-4200u fi-bsw-cyan fi-ctg-p8600 fi-bdw-samus 


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

  * Linux: CI_DRM_9562 -> Patchwork_19281

  CI-20190529: 20190529
  CI_DRM_9562: fc8d32007355b4babc37b621b3c9a4e0fe998d27 @ git://anongit.freedesktop.org/gfx-ci/linux
  IGT_5946: 641e5545213dd9a82d80a4e065013a138afb58ff @ git://anongit.freedesktop.org/xorg/app/intel-gpu-tools
  Patchwork_19281: 60b4502979d34a8e9b8b1b57dae40cd213ca7dca @ git://anongit.freedesktop.org/gfx-ci/linux


== Linux commits ==

60b4502979d3 drm/i915/pps: Reuse POWER_DOMAIN_DISPLAY_CORE in pps_{lock, unlock}

== Logs ==

For more details see: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/index.html

[-- Attachment #1.2: Type: text/html, Size: 4175 bytes --]

[-- Attachment #2: Type: text/plain, Size: 160 bytes --]

_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx

^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Intel-gfx] ✓ Fi.CI.IGT: success for drm/i915/pps: Reuse POWER_DOMAIN_DISPLAY_CORE in pps_{lock, unlock}
  2021-01-07 11:25 [Intel-gfx] [PATCH] drm/i915/pps: Reuse POWER_DOMAIN_DISPLAY_CORE in pps_{lock, unlock} Anshuman Gupta
  2021-01-07 18:24 ` [Intel-gfx] ✓ Fi.CI.BAT: success for " Patchwork
@ 2021-01-07 23:09 ` Patchwork
  2021-01-08  9:38 ` [Intel-gfx] [PATCH] " Jani Nikula
  2 siblings, 0 replies; 6+ messages in thread
From: Patchwork @ 2021-01-07 23:09 UTC (permalink / raw)
  To: Anshuman Gupta; +Cc: intel-gfx


[-- Attachment #1.1: Type: text/plain, Size: 20570 bytes --]

== Series Details ==

Series: drm/i915/pps: Reuse POWER_DOMAIN_DISPLAY_CORE in pps_{lock, unlock}
URL   : https://patchwork.freedesktop.org/series/85582/
State : success

== Summary ==

CI Bug Log - changes from CI_DRM_9562_full -> Patchwork_19281_full
====================================================

Summary
-------

  **SUCCESS**

  No regressions found.

  

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

  Here are the unknown changes that may have been introduced in Patchwork_19281_full:

### IGT changes ###

#### Suppressed ####

  The following results come from untrusted machines, tests, or statuses.
  They do not affect the overall result.

  * {igt@perf_pmu@rc6-suspend}:
    - shard-snb:          [PASS][1] -> [DMESG-WARN][2]
   [1]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-snb6/igt@perf_pmu@rc6-suspend.html
   [2]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-snb4/igt@perf_pmu@rc6-suspend.html

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

  Here are the changes found in Patchwork_19281_full that come from known issues:

### IGT changes ###

#### Issues hit ####

  * igt@gem_ctx_persistence@engines-hostile:
    - shard-hsw:          NOTRUN -> [SKIP][3] ([fdo#109271] / [i915#1099]) +1 similar issue
   [3]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-hsw4/igt@gem_ctx_persistence@engines-hostile.html

  * igt@gem_ctx_persistence@legacy-engines-mixed:
    - shard-snb:          NOTRUN -> [SKIP][4] ([fdo#109271] / [i915#1099])
   [4]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-snb6/igt@gem_ctx_persistence@legacy-engines-mixed.html

  * igt@gem_exec_whisper@basic-forked-all:
    - shard-glk:          [PASS][5] -> [DMESG-WARN][6] ([i915#118] / [i915#95]) +2 similar issues
   [5]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-glk9/igt@gem_exec_whisper@basic-forked-all.html
   [6]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-glk8/igt@gem_exec_whisper@basic-forked-all.html

  * igt@gem_huc_copy@huc-copy:
    - shard-tglb:         [PASS][7] -> [SKIP][8] ([i915#2190])
   [7]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-tglb1/igt@gem_huc_copy@huc-copy.html
   [8]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-tglb6/igt@gem_huc_copy@huc-copy.html

  * igt@gem_userptr_blits@mmap-offset-invalidate-active@wb:
    - shard-snb:          NOTRUN -> [SKIP][9] ([fdo#109271]) +48 similar issues
   [9]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-snb6/igt@gem_userptr_blits@mmap-offset-invalidate-active@wb.html

  * igt@gem_userptr_blits@process-exit-mmap@wc:
    - shard-hsw:          NOTRUN -> [SKIP][10] ([fdo#109271]) +161 similar issues
   [10]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-hsw7/igt@gem_userptr_blits@process-exit-mmap@wc.html

  * igt@gem_workarounds@suspend-resume-fd:
    - shard-apl:          [PASS][11] -> [INCOMPLETE][12] ([i915#1630] / [i915#2405])
   [11]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-apl8/igt@gem_workarounds@suspend-resume-fd.html
   [12]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-apl8/igt@gem_workarounds@suspend-resume-fd.html

  * igt@i915_module_load@reload:
    - shard-skl:          [PASS][13] -> [DMESG-WARN][14] ([i915#1982])
   [13]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-skl7/igt@i915_module_load@reload.html
   [14]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-skl1/igt@i915_module_load@reload.html

  * igt@kms_async_flips@alternate-sync-async-flip:
    - shard-skl:          [PASS][15] -> [FAIL][16] ([i915#2521])
   [15]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-skl6/igt@kms_async_flips@alternate-sync-async-flip.html
   [16]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-skl8/igt@kms_async_flips@alternate-sync-async-flip.html

  * igt@kms_color_chamelium@pipe-c-ctm-red-to-blue:
    - shard-snb:          NOTRUN -> [SKIP][17] ([fdo#109271] / [fdo#111827]) +3 similar issues
   [17]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-snb6/igt@kms_color_chamelium@pipe-c-ctm-red-to-blue.html

  * igt@kms_color_chamelium@pipe-d-ctm-0-25:
    - shard-skl:          NOTRUN -> [SKIP][18] ([fdo#109271] / [fdo#111827]) +9 similar issues
   [18]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-skl5/igt@kms_color_chamelium@pipe-d-ctm-0-25.html

  * igt@kms_color_chamelium@pipe-invalid-gamma-lut-sizes:
    - shard-hsw:          NOTRUN -> [SKIP][19] ([fdo#109271] / [fdo#111827]) +9 similar issues
   [19]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-hsw4/igt@kms_color_chamelium@pipe-invalid-gamma-lut-sizes.html

  * igt@kms_cursor_crc@pipe-a-cursor-256x85-offscreen:
    - shard-skl:          NOTRUN -> [FAIL][20] ([i915#54])
   [20]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-skl9/igt@kms_cursor_crc@pipe-a-cursor-256x85-offscreen.html

  * igt@kms_cursor_crc@pipe-b-cursor-128x42-random:
    - shard-skl:          [PASS][21] -> [FAIL][22] ([i915#54]) +5 similar issues
   [21]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-skl8/igt@kms_cursor_crc@pipe-b-cursor-128x42-random.html
   [22]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-skl4/igt@kms_cursor_crc@pipe-b-cursor-128x42-random.html

  * igt@kms_cursor_legacy@2x-long-flip-vs-cursor-legacy:
    - shard-glk:          [PASS][23] -> [FAIL][24] ([i915#72])
   [23]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-glk5/igt@kms_cursor_legacy@2x-long-flip-vs-cursor-legacy.html
   [24]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-glk3/igt@kms_cursor_legacy@2x-long-flip-vs-cursor-legacy.html

  * igt@kms_cursor_legacy@flip-vs-cursor-busy-crc-atomic:
    - shard-skl:          NOTRUN -> [FAIL][25] ([i915#2346])
   [25]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-skl5/igt@kms_cursor_legacy@flip-vs-cursor-busy-crc-atomic.html

  * igt@kms_cursor_legacy@pipe-d-torture-move:
    - shard-skl:          NOTRUN -> [SKIP][26] ([fdo#109271]) +81 similar issues
   [26]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-skl9/igt@kms_cursor_legacy@pipe-d-torture-move.html

  * igt@kms_flip@flip-vs-expired-vblank@b-hdmi-a1:
    - shard-glk:          [PASS][27] -> [FAIL][28] ([i915#79]) +1 similar issue
   [27]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-glk4/igt@kms_flip@flip-vs-expired-vblank@b-hdmi-a1.html
   [28]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-glk9/igt@kms_flip@flip-vs-expired-vblank@b-hdmi-a1.html

  * igt@kms_flip@plain-flip-ts-check@a-edp1:
    - shard-skl:          [PASS][29] -> [FAIL][30] ([i915#2122])
   [29]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-skl9/igt@kms_flip@plain-flip-ts-check@a-edp1.html
   [30]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-skl2/igt@kms_flip@plain-flip-ts-check@a-edp1.html

  * igt@kms_pipe_crc_basic@suspend-read-crc-pipe-d:
    - shard-skl:          NOTRUN -> [SKIP][31] ([fdo#109271] / [i915#533])
   [31]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-skl5/igt@kms_pipe_crc_basic@suspend-read-crc-pipe-d.html

  * igt@kms_psr@psr2_sprite_plane_move:
    - shard-iclb:         [PASS][32] -> [SKIP][33] ([fdo#109441]) +1 similar issue
   [32]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-iclb2/igt@kms_psr@psr2_sprite_plane_move.html
   [33]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-iclb4/igt@kms_psr@psr2_sprite_plane_move.html

  * igt@kms_psr@suspend:
    - shard-skl:          [PASS][34] -> [INCOMPLETE][35] ([i915#198])
   [34]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-skl9/igt@kms_psr@suspend.html
   [35]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-skl2/igt@kms_psr@suspend.html

  * igt@perf@polling-parameterized:
    - shard-skl:          [PASS][36] -> [FAIL][37] ([i915#1542])
   [36]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-skl6/igt@perf@polling-parameterized.html
   [37]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-skl7/igt@perf@polling-parameterized.html

  * igt@perf@polling-small-buf:
    - shard-skl:          NOTRUN -> [FAIL][38] ([i915#1722])
   [38]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-skl5/igt@perf@polling-small-buf.html

  * igt@sysfs_heartbeat_interval@mixed@rcs0:
    - shard-skl:          [PASS][39] -> [FAIL][40] ([i915#1731])
   [39]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-skl6/igt@sysfs_heartbeat_interval@mixed@rcs0.html
   [40]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-skl8/igt@sysfs_heartbeat_interval@mixed@rcs0.html

  
#### Possible fixes ####

  * igt@gem_ctx_isolation@preservation-s3@vcs0:
    - shard-skl:          [INCOMPLETE][41] ([i915#198]) -> [PASS][42]
   [41]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-skl3/igt@gem_ctx_isolation@preservation-s3@vcs0.html
   [42]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-skl5/igt@gem_ctx_isolation@preservation-s3@vcs0.html

  * {igt@gem_exec_fair@basic-deadline}:
    - shard-kbl:          [FAIL][43] ([i915#2846]) -> [PASS][44]
   [43]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-kbl6/igt@gem_exec_fair@basic-deadline.html
   [44]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-kbl2/igt@gem_exec_fair@basic-deadline.html

  * {igt@gem_exec_fair@basic-flow@rcs0}:
    - shard-tglb:         [FAIL][45] ([i915#2842]) -> [PASS][46] +2 similar issues
   [45]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-tglb5/igt@gem_exec_fair@basic-flow@rcs0.html
   [46]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-tglb7/igt@gem_exec_fair@basic-flow@rcs0.html

  * {igt@gem_exec_fair@basic-none-share@rcs0}:
    - shard-iclb:         [FAIL][47] ([i915#2842]) -> [PASS][48]
   [47]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-iclb7/igt@gem_exec_fair@basic-none-share@rcs0.html
   [48]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-iclb5/igt@gem_exec_fair@basic-none-share@rcs0.html

  * {igt@gem_exec_fair@basic-pace-share@rcs0}:
    - shard-glk:          [FAIL][49] ([i915#2842]) -> [PASS][50]
   [49]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-glk5/igt@gem_exec_fair@basic-pace-share@rcs0.html
   [50]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-glk5/igt@gem_exec_fair@basic-pace-share@rcs0.html

  * {igt@gem_exec_fair@basic-pace@vcs0}:
    - shard-kbl:          [SKIP][51] ([fdo#109271]) -> [PASS][52]
   [51]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-kbl1/igt@gem_exec_fair@basic-pace@vcs0.html
   [52]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-kbl2/igt@gem_exec_fair@basic-pace@vcs0.html

  * igt@gem_userptr_blits@map-fixed-invalidate-busy@uc:
    - shard-snb:          [INCOMPLETE][53] -> [PASS][54]
   [53]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-snb6/igt@gem_userptr_blits@map-fixed-invalidate-busy@uc.html
   [54]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-snb6/igt@gem_userptr_blits@map-fixed-invalidate-busy@uc.html

  * igt@gen9_exec_parse@allowed-single:
    - shard-skl:          [DMESG-WARN][55] ([i915#1436] / [i915#716]) -> [PASS][56]
   [55]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-skl5/igt@gen9_exec_parse@allowed-single.html
   [56]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-skl6/igt@gen9_exec_parse@allowed-single.html

  * igt@kms_cursor_crc@pipe-b-cursor-128x128-random:
    - shard-skl:          [FAIL][57] ([i915#54]) -> [PASS][58] +8 similar issues
   [57]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-skl1/igt@kms_cursor_crc@pipe-b-cursor-128x128-random.html
   [58]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-skl5/igt@kms_cursor_crc@pipe-b-cursor-128x128-random.html

  * igt@kms_cursor_edge_walk@pipe-a-128x128-top-edge:
    - shard-snb:          [SKIP][59] ([fdo#109271]) -> [PASS][60]
   [59]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-snb4/igt@kms_cursor_edge_walk@pipe-a-128x128-top-edge.html
   [60]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-snb4/igt@kms_cursor_edge_walk@pipe-a-128x128-top-edge.html

  * igt@kms_cursor_edge_walk@pipe-c-256x256-right-edge:
    - shard-skl:          [DMESG-WARN][61] ([i915#1982]) -> [PASS][62] +1 similar issue
   [61]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-skl2/igt@kms_cursor_edge_walk@pipe-c-256x256-right-edge.html
   [62]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-skl7/igt@kms_cursor_edge_walk@pipe-c-256x256-right-edge.html

  * igt@kms_flip@plain-flip-fb-recreate-interruptible@c-edp1:
    - shard-skl:          [FAIL][63] ([i915#2122]) -> [PASS][64]
   [63]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-skl5/igt@kms_flip@plain-flip-fb-recreate-interruptible@c-edp1.html
   [64]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-skl6/igt@kms_flip@plain-flip-fb-recreate-interruptible@c-edp1.html

  * igt@kms_hdr@bpc-switch-dpms:
    - shard-skl:          [FAIL][65] ([i915#1188]) -> [PASS][66]
   [65]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-skl5/igt@kms_hdr@bpc-switch-dpms.html
   [66]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-skl2/igt@kms_hdr@bpc-switch-dpms.html

  * igt@kms_plane_alpha_blend@pipe-a-coverage-7efc:
    - shard-skl:          [FAIL][67] ([fdo#108145] / [i915#265]) -> [PASS][68]
   [67]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-skl8/igt@kms_plane_alpha_blend@pipe-a-coverage-7efc.html
   [68]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-skl4/igt@kms_plane_alpha_blend@pipe-a-coverage-7efc.html

  * igt@kms_psr2_su@frontbuffer:
    - shard-iclb:         [SKIP][69] ([fdo#109642] / [fdo#111068]) -> [PASS][70]
   [69]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-iclb6/igt@kms_psr2_su@frontbuffer.html
   [70]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-iclb2/igt@kms_psr2_su@frontbuffer.html

  * igt@kms_psr@psr2_dpms:
    - shard-iclb:         [SKIP][71] ([fdo#109441]) -> [PASS][72]
   [71]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-iclb8/igt@kms_psr@psr2_dpms.html
   [72]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-iclb2/igt@kms_psr@psr2_dpms.html

  * igt@perf@polling-parameterized:
    - shard-glk:          [FAIL][73] ([i915#1542]) -> [PASS][74]
   [73]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-glk8/igt@perf@polling-parameterized.html
   [74]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-glk2/igt@perf@polling-parameterized.html

  
#### Warnings ####

  * igt@kms_async_flips@test-time-stamp:
    - shard-tglb:         [FAIL][75] ([i915#2574]) -> [FAIL][76] ([i915#2597])
   [75]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-tglb6/igt@kms_async_flips@test-time-stamp.html
   [76]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-tglb2/igt@kms_async_flips@test-time-stamp.html

  * igt@runner@aborted:
    - shard-iclb:         [FAIL][77] ([i915#2295] / [i915#2724] / [i915#483]) -> [FAIL][78] ([i915#2295] / [i915#2724])
   [77]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-iclb5/igt@runner@aborted.html
   [78]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-iclb4/igt@runner@aborted.html
    - shard-apl:          [FAIL][79] ([i915#2295]) -> ([FAIL][80], [FAIL][81]) ([i915#1610] / [i915#2295] / [i915#2426])
   [79]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-apl4/igt@runner@aborted.html
   [80]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-apl2/igt@runner@aborted.html
   [81]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-apl1/igt@runner@aborted.html
    - shard-tglb:         [FAIL][82] ([i915#2295] / [i915#2667]) -> ([FAIL][83], [FAIL][84]) ([i915#2295] / [i915#2426] / [i915#2667] / [i915#2803])
   [82]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-tglb1/igt@runner@aborted.html
   [83]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-tglb1/igt@runner@aborted.html
   [84]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-tglb7/igt@runner@aborted.html
    - shard-skl:          ([FAIL][85], [FAIL][86]) ([i915#1436] / [i915#2295] / [i915#483]) -> ([FAIL][87], [FAIL][88]) ([i915#2295] / [i915#2426] / [i915#483])
   [85]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-skl5/igt@runner@aborted.html
   [86]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9562/shard-skl5/igt@runner@aborted.html
   [87]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-skl9/igt@runner@aborted.html
   [88]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/shard-skl6/igt@runner@aborted.html

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

  [fdo#108145]: https://bugs.freedesktop.org/show_bug.cgi?id=108145
  [fdo#109271]: https://bugs.freedesktop.org/show_bug.cgi?id=109271
  [fdo#109441]: https://bugs.freedesktop.org/show_bug.cgi?id=109441
  [fdo#109642]: https://bugs.freedesktop.org/show_bug.cgi?id=109642
  [fdo#111068]: https://bugs.freedesktop.org/show_bug.cgi?id=111068
  [fdo#111827]: https://bugs.freedesktop.org/show_bug.cgi?id=111827
  [i915#1099]: https://gitlab.freedesktop.org/drm/intel/issues/1099
  [i915#118]: https://gitlab.freedesktop.org/drm/intel/issues/118
  [i915#1188]: https://gitlab.freedesktop.org/drm/intel/issues/1188
  [i915#1436]: https://gitlab.freedesktop.org/drm/intel/issues/1436
  [i915#1542]: https://gitlab.freedesktop.org/drm/intel/issues/1542
  [i915#1610]: https://gitlab.freedesktop.org/drm/intel/issues/1610
  [i915#1630]: https://gitlab.freedesktop.org/drm/intel/issues/1630
  [i915#1722]: https://gitlab.freedesktop.org/drm/intel/issues/1722
  [i915#1731]: https://gitlab.freedesktop.org/drm/intel/issues/1731
  [i915#198]: https://gitlab.freedesktop.org/drm/intel/issues/198
  [i915#1982]: https://gitlab.freedesktop.org/drm/intel/issues/1982
  [i915#2122]: https://gitlab.freedesktop.org/drm/intel/issues/2122
  [i915#2190]: https://gitlab.freedesktop.org/drm/intel/issues/2190
  [i915#2295]: https://gitlab.freedesktop.org/drm/intel/issues/2295
  [i915#2346]: https://gitlab.freedesktop.org/drm/intel/issues/2346
  [i915#2405]: https://gitlab.freedesktop.org/drm/intel/issues/2405
  [i915#2426]: https://gitlab.freedesktop.org/drm/intel/issues/2426
  [i915#2521]: https://gitlab.freedesktop.org/drm/intel/issues/2521
  [i915#2574]: https://gitlab.freedesktop.org/drm/intel/issues/2574
  [i915#2597]: https://gitlab.freedesktop.org/drm/intel/issues/2597
  [i915#265]: https://gitlab.freedesktop.org/drm/intel/issues/265
  [i915#2667]: https://gitlab.freedesktop.org/drm/intel/issues/2667
  [i915#2724]: https://gitlab.freedesktop.org/drm/intel/issues/2724
  [i915#2803]: https://gitlab.freedesktop.org/drm/intel/issues/2803
  [i915#2842]: https://gitlab.freedesktop.org/drm/intel/issues/2842
  [i915#2846]: https://gitlab.freedesktop.org/drm/intel/issues/2846
  [i915#2849]: https://gitlab.freedesktop.org/drm/intel/issues/2849
  [i915#483]: https://gitlab.freedesktop.org/drm/intel/issues/483
  [i915#533]: https://gitlab.freedesktop.org/drm/intel/issues/533
  [i915#54]: https://gitlab.freedesktop.org/drm/intel/issues/54
  [i915#716]: https://gitlab.freedesktop.org/drm/intel/issues/716
  [i915#72]: https://gitlab.freedesktop.org/drm/intel/issues/72
  [i915#79]: https://gitlab.freedesktop.org/drm/intel/issues/79
  [i915#95]: https://gitlab.freedesktop.org/drm/intel/issues/95


Participating hosts (10 -> 10)
------------------------------

  No changes in participating hosts


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

  * Linux: CI_DRM_9562 -> Patchwork_19281

  CI-20190529: 20190529
  CI_DRM_9562: fc8d32007355b4babc37b621b3c9a4e0fe998d27 @ git://anongit.freedesktop.org/gfx-ci/linux
  IGT_5946: 641e5545213dd9a82d80a4e065013a138afb58ff @ git://anongit.freedesktop.org/xorg/app/intel-gpu-tools
  Patchwork_19281: 60b4502979d34a8e9b8b1b57dae40cd213ca7dca @ git://anongit.freedesktop.org/gfx-ci/linux
  piglit_4509: fdc5a4ca11124ab8413c7988896eec4c97336694 @ git://anongit.freedesktop.org/piglit

== Logs ==

For more details see: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_19281/index.html

[-- Attachment #1.2: Type: text/html, Size: 24627 bytes --]

[-- Attachment #2: Type: text/plain, Size: 160 bytes --]

_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx

^ permalink raw reply	[flat|nested] 6+ messages in thread

* Re: [Intel-gfx] [PATCH] drm/i915/pps: Reuse POWER_DOMAIN_DISPLAY_CORE in pps_{lock, unlock}
  2021-01-07 11:25 [Intel-gfx] [PATCH] drm/i915/pps: Reuse POWER_DOMAIN_DISPLAY_CORE in pps_{lock, unlock} Anshuman Gupta
  2021-01-07 18:24 ` [Intel-gfx] ✓ Fi.CI.BAT: success for " Patchwork
  2021-01-07 23:09 ` [Intel-gfx] ✓ Fi.CI.IGT: " Patchwork
@ 2021-01-08  9:38 ` Jani Nikula
  2021-01-08 14:33   ` Imre Deak
  2 siblings, 1 reply; 6+ messages in thread
From: Jani Nikula @ 2021-01-08  9:38 UTC (permalink / raw)
  To: Anshuman Gupta, intel-gfx

On Thu, 07 Jan 2021, Anshuman Gupta <anshuman.gupta@intel.com> wrote:
> We need a power_domain wakeref in pps_{lock,unlock} to prevent
> a race while resetting pps state in intel_power_sequencer_reset().
>
> intel_power_sequencer_reset() need a pps_mutex to access pps_pipe
> but it can't grab pps_mutex due to deadlock with power_well
> functions are called while holding pps_mutex.
> intel_power_sequencer_reset() is called by power_well function
> associated with legacy platforms like vlv and chv therefore re-use
> the POWER_DOMAIN_DISPLAY_CORE power domain, which only used
> by vlv and chv display power domain.
>
> This will avoids the unnecessary noise of unrelated power wells
> in pps_{lock,unlock}.
>
> Cc: Jani Nikula <jani.nikula@intel.com>
> Cc: Imre Deak <imre.deak@intel.com>
> Signed-off-by: Anshuman Gupta <anshuman.gupta@intel.com>

Imre convinced me yesterday on irc that this should work.

Reviewed-by: Jani Nikula <jani.nikula@intel.com>

On the surface, this reduces the need to enable/disable the aux power so
much. It's unnecessary, so it stands to reason to optimize it. We should
only grab the domain references we actually need.

However, this *also* papers over an issue we've been seeing [1]. We need
to be aware the root cause for that remains unknown, and needs to be
figured out.

I presume simply doing aux transfers won't reproduce the problem,
because that disables the power asynchronously since commit f39194a7a8b9
("drm/i915: Disable power asynchronously during DP AUX
transfers"). Perhaps we wouldn't have seen this at all if pps_unlock()
also did that as suggested in the commit message.

Anyway, I'd like to get acks or rb's from Imre and Ville before merging
this.


BR,
Jani.


[1] http://lore.kernel.org/r/20201204081845.26528-1-anshuman.gupta@intel.com


> ---
>  drivers/gpu/drm/i915/display/intel_dp.c | 8 ++------
>  1 file changed, 2 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
> index 8a00e609085f..4f190a82d4ad 100644
> --- a/drivers/gpu/drm/i915/display/intel_dp.c
> +++ b/drivers/gpu/drm/i915/display/intel_dp.c
> @@ -895,9 +895,7 @@ pps_lock(struct intel_dp *intel_dp)
>  	 * See intel_power_sequencer_reset() why we need
>  	 * a power domain reference here.
>  	 */
> -	wakeref = intel_display_power_get(dev_priv,
> -					  intel_aux_power_domain(dp_to_dig_port(intel_dp)));
> -
> +	wakeref = intel_display_power_get(dev_priv, POWER_DOMAIN_DISPLAY_CORE);
>  	mutex_lock(&dev_priv->pps_mutex);
>  
>  	return wakeref;
> @@ -909,9 +907,7 @@ pps_unlock(struct intel_dp *intel_dp, intel_wakeref_t wakeref)
>  	struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
>  
>  	mutex_unlock(&dev_priv->pps_mutex);
> -	intel_display_power_put(dev_priv,
> -				intel_aux_power_domain(dp_to_dig_port(intel_dp)),
> -				wakeref);
> +	intel_display_power_put(dev_priv, POWER_DOMAIN_DISPLAY_CORE, wakeref);
>  	return 0;
>  }

-- 
Jani Nikula, Intel Open Source Graphics Center
_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx

^ permalink raw reply	[flat|nested] 6+ messages in thread

* Re: [Intel-gfx] [PATCH] drm/i915/pps: Reuse POWER_DOMAIN_DISPLAY_CORE in pps_{lock, unlock}
  2021-01-08  9:38 ` [Intel-gfx] [PATCH] " Jani Nikula
@ 2021-01-08 14:33   ` Imre Deak
  2021-01-08 16:40     ` Jani Nikula
  0 siblings, 1 reply; 6+ messages in thread
From: Imre Deak @ 2021-01-08 14:33 UTC (permalink / raw)
  To: Jani Nikula; +Cc: intel-gfx

On Fri, Jan 08, 2021 at 11:38:04AM +0200, Jani Nikula wrote:
> On Thu, 07 Jan 2021, Anshuman Gupta <anshuman.gupta@intel.com> wrote:
> > We need a power_domain wakeref in pps_{lock,unlock} to prevent
> > a race while resetting pps state in intel_power_sequencer_reset().
> >
> > intel_power_sequencer_reset() need a pps_mutex to access pps_pipe
> > but it can't grab pps_mutex due to deadlock with power_well
> > functions are called while holding pps_mutex.
> > intel_power_sequencer_reset() is called by power_well function
> > associated with legacy platforms like vlv and chv therefore re-use
> > the POWER_DOMAIN_DISPLAY_CORE power domain, which only used
> > by vlv and chv display power domain.
> >
> > This will avoids the unnecessary noise of unrelated power wells
> > in pps_{lock,unlock}.
> >
> > Cc: Jani Nikula <jani.nikula@intel.com>
> > Cc: Imre Deak <imre.deak@intel.com>
> > Signed-off-by: Anshuman Gupta <anshuman.gupta@intel.com>
> 
> Imre convinced me yesterday on irc that this should work.
> 
> Reviewed-by: Jani Nikula <jani.nikula@intel.com>
> 
> On the surface, this reduces the need to enable/disable the aux power so
> much. It's unnecessary, so it stands to reason to optimize it. We should
> only grab the domain references we actually need.
> 
> However, this *also* papers over an issue we've been seeing [1]. We need
> to be aware the root cause for that remains unknown, and needs to be
> figured out.
> 
> I presume simply doing aux transfers won't reproduce the problem,
> because that disables the power asynchronously since commit f39194a7a8b9
> ("drm/i915: Disable power asynchronously during DP AUX
> transfers"). Perhaps we wouldn't have seen this at all if pps_unlock()
> also did that as suggested in the commit message.
> 
> Anyway, I'd like to get acks or rb's from Imre and Ville before merging
> this.

Looks ok to me:
Acked-by: Imre Deak <imre.deak@intel.com>

> 
> 
> BR,
> Jani.
> 
> 
> [1] http://lore.kernel.org/r/20201204081845.26528-1-anshuman.gupta@intel.com
> 
> 
> > ---
> >  drivers/gpu/drm/i915/display/intel_dp.c | 8 ++------
> >  1 file changed, 2 insertions(+), 6 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
> > index 8a00e609085f..4f190a82d4ad 100644
> > --- a/drivers/gpu/drm/i915/display/intel_dp.c
> > +++ b/drivers/gpu/drm/i915/display/intel_dp.c
> > @@ -895,9 +895,7 @@ pps_lock(struct intel_dp *intel_dp)
> >  	 * See intel_power_sequencer_reset() why we need
> >  	 * a power domain reference here.
> >  	 */
> > -	wakeref = intel_display_power_get(dev_priv,
> > -					  intel_aux_power_domain(dp_to_dig_port(intel_dp)));
> > -
> > +	wakeref = intel_display_power_get(dev_priv, POWER_DOMAIN_DISPLAY_CORE);
> >  	mutex_lock(&dev_priv->pps_mutex);
> >  
> >  	return wakeref;
> > @@ -909,9 +907,7 @@ pps_unlock(struct intel_dp *intel_dp, intel_wakeref_t wakeref)
> >  	struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
> >  
> >  	mutex_unlock(&dev_priv->pps_mutex);
> > -	intel_display_power_put(dev_priv,
> > -				intel_aux_power_domain(dp_to_dig_port(intel_dp)),
> > -				wakeref);
> > +	intel_display_power_put(dev_priv, POWER_DOMAIN_DISPLAY_CORE, wakeref);
> >  	return 0;
> >  }
> 
> -- 
> Jani Nikula, Intel Open Source Graphics Center
_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx

^ permalink raw reply	[flat|nested] 6+ messages in thread

* Re: [Intel-gfx] [PATCH] drm/i915/pps: Reuse POWER_DOMAIN_DISPLAY_CORE in pps_{lock, unlock}
  2021-01-08 14:33   ` Imre Deak
@ 2021-01-08 16:40     ` Jani Nikula
  0 siblings, 0 replies; 6+ messages in thread
From: Jani Nikula @ 2021-01-08 16:40 UTC (permalink / raw)
  To: imre.deak; +Cc: intel-gfx

On Fri, 08 Jan 2021, Imre Deak <imre.deak@intel.com> wrote:
> On Fri, Jan 08, 2021 at 11:38:04AM +0200, Jani Nikula wrote:
>> On Thu, 07 Jan 2021, Anshuman Gupta <anshuman.gupta@intel.com> wrote:
>> > We need a power_domain wakeref in pps_{lock,unlock} to prevent
>> > a race while resetting pps state in intel_power_sequencer_reset().
>> >
>> > intel_power_sequencer_reset() need a pps_mutex to access pps_pipe
>> > but it can't grab pps_mutex due to deadlock with power_well
>> > functions are called while holding pps_mutex.
>> > intel_power_sequencer_reset() is called by power_well function
>> > associated with legacy platforms like vlv and chv therefore re-use
>> > the POWER_DOMAIN_DISPLAY_CORE power domain, which only used
>> > by vlv and chv display power domain.
>> >
>> > This will avoids the unnecessary noise of unrelated power wells
>> > in pps_{lock,unlock}.
>> >
>> > Cc: Jani Nikula <jani.nikula@intel.com>
>> > Cc: Imre Deak <imre.deak@intel.com>
>> > Signed-off-by: Anshuman Gupta <anshuman.gupta@intel.com>
>> 
>> Imre convinced me yesterday on irc that this should work.
>> 
>> Reviewed-by: Jani Nikula <jani.nikula@intel.com>
>> 
>> On the surface, this reduces the need to enable/disable the aux power so
>> much. It's unnecessary, so it stands to reason to optimize it. We should
>> only grab the domain references we actually need.
>> 
>> However, this *also* papers over an issue we've been seeing [1]. We need
>> to be aware the root cause for that remains unknown, and needs to be
>> figured out.
>> 
>> I presume simply doing aux transfers won't reproduce the problem,
>> because that disables the power asynchronously since commit f39194a7a8b9
>> ("drm/i915: Disable power asynchronously during DP AUX
>> transfers"). Perhaps we wouldn't have seen this at all if pps_unlock()
>> also did that as suggested in the commit message.
>> 
>> Anyway, I'd like to get acks or rb's from Imre and Ville before merging
>> this.
>
> Looks ok to me:
> Acked-by: Imre Deak <imre.deak@intel.com>

Thanks, pushed to din.

BR,
Jani.


>
>> 
>> 
>> BR,
>> Jani.
>> 
>> 
>> [1] http://lore.kernel.org/r/20201204081845.26528-1-anshuman.gupta@intel.com
>> 
>> 
>> > ---
>> >  drivers/gpu/drm/i915/display/intel_dp.c | 8 ++------
>> >  1 file changed, 2 insertions(+), 6 deletions(-)
>> >
>> > diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
>> > index 8a00e609085f..4f190a82d4ad 100644
>> > --- a/drivers/gpu/drm/i915/display/intel_dp.c
>> > +++ b/drivers/gpu/drm/i915/display/intel_dp.c
>> > @@ -895,9 +895,7 @@ pps_lock(struct intel_dp *intel_dp)
>> >  	 * See intel_power_sequencer_reset() why we need
>> >  	 * a power domain reference here.
>> >  	 */
>> > -	wakeref = intel_display_power_get(dev_priv,
>> > -					  intel_aux_power_domain(dp_to_dig_port(intel_dp)));
>> > -
>> > +	wakeref = intel_display_power_get(dev_priv, POWER_DOMAIN_DISPLAY_CORE);
>> >  	mutex_lock(&dev_priv->pps_mutex);
>> >  
>> >  	return wakeref;
>> > @@ -909,9 +907,7 @@ pps_unlock(struct intel_dp *intel_dp, intel_wakeref_t wakeref)
>> >  	struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
>> >  
>> >  	mutex_unlock(&dev_priv->pps_mutex);
>> > -	intel_display_power_put(dev_priv,
>> > -				intel_aux_power_domain(dp_to_dig_port(intel_dp)),
>> > -				wakeref);
>> > +	intel_display_power_put(dev_priv, POWER_DOMAIN_DISPLAY_CORE, wakeref);
>> >  	return 0;
>> >  }
>> 
>> -- 
>> Jani Nikula, Intel Open Source Graphics Center
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/intel-gfx

-- 
Jani Nikula, Intel Open Source Graphics Center
_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx

^ permalink raw reply	[flat|nested] 6+ messages in thread

end of thread, other threads:[~2021-01-08 16:41 UTC | newest]

Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-01-07 11:25 [Intel-gfx] [PATCH] drm/i915/pps: Reuse POWER_DOMAIN_DISPLAY_CORE in pps_{lock, unlock} Anshuman Gupta
2021-01-07 18:24 ` [Intel-gfx] ✓ Fi.CI.BAT: success for " Patchwork
2021-01-07 23:09 ` [Intel-gfx] ✓ Fi.CI.IGT: " Patchwork
2021-01-08  9:38 ` [Intel-gfx] [PATCH] " Jani Nikula
2021-01-08 14:33   ` Imre Deak
2021-01-08 16:40     ` Jani Nikula

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