From: Janusz Krzysztofik <janusz.krzysztofik@linux.intel.com> To: igt-dev@lists.freedesktop.org Cc: "Michał Winiarski" <michal.winiarski@intel.com>, intel-gfx@lists.freedesktop.org Subject: [Intel-gfx] [PATCH i-g-t v6 21/24] tests/core_hotunplug: HSW/BDW audio issue workaround Date: Fri, 11 Sep 2020 12:30:36 +0200 [thread overview] Message-ID: <20200911103039.4574-22-janusz.krzysztofik@linux.intel.com> (raw) In-Reply-To: <20200911103039.4574-1-janusz.krzysztofik@linux.intel.com> Unbinding the i915 driver on some Haswell and Broadwell platforms with Azalia audio results in a kernel WARNING on "i915 raw-wakerefs=1 wakelocks=1 on cleanup". The issue can be worked around by manually enabling runtime power management for the conflicting audio adapter. Use that method but also display a warning to preserve visibility of the issue. Also tag the workaround with a FIXME comment. v2: Extend the scope of the workaround over Broadwell Signed-off-by: Janusz Krzysztofik <janusz.krzysztofik@linux.intel.com> --- tests/core_hotunplug.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/tests/core_hotunplug.c b/tests/core_hotunplug.c index ac106d964..3e2a76ddb 100644 --- a/tests/core_hotunplug.c +++ b/tests/core_hotunplug.c @@ -484,8 +484,23 @@ igt_main igt_skip_on_f(fd_drm < 0, "No known DRM device found\n"); if (is_i915_device(fd_drm)) { + uint32_t devid = intel_get_drm_devid(fd_drm); + gem_quiescent_gpu(fd_drm); igt_require_gem(fd_drm); + + /** + * FIXME: Unbinding the i915 driver on some Haswell + * platforms with Azalia audio results in a kernel WARN + * on "i915 raw-wakerefs=1 wakelocks=1 on cleanup". The + * below CI friendly user level workaround prevents the + * warning from appearing. Drop this hack as soon as + * this is fixed in the kernel. + */ + if (igt_warn_on_f(IS_HASWELL(devid) || + IS_BROADWELL(devid), + "Manually enabling audio PM to work around a kernel WARN\n")) + igt_pm_enable_audio_runtime_pm(); } /* Make sure subtests always reopen the same device */ -- 2.21.1 _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx
WARNING: multiple messages have this Message-ID (diff)
From: Janusz Krzysztofik <janusz.krzysztofik@linux.intel.com> To: igt-dev@lists.freedesktop.org Cc: "Michał Winiarski" <michal.winiarski@intel.com>, "Petri Latvala" <petri.latvala@intel.com>, intel-gfx@lists.freedesktop.org, "Tvrtko Ursulin" <tvrtko.ursulin@intel.com> Subject: [igt-dev] [PATCH i-g-t v6 21/24] tests/core_hotunplug: HSW/BDW audio issue workaround Date: Fri, 11 Sep 2020 12:30:36 +0200 [thread overview] Message-ID: <20200911103039.4574-22-janusz.krzysztofik@linux.intel.com> (raw) In-Reply-To: <20200911103039.4574-1-janusz.krzysztofik@linux.intel.com> Unbinding the i915 driver on some Haswell and Broadwell platforms with Azalia audio results in a kernel WARNING on "i915 raw-wakerefs=1 wakelocks=1 on cleanup". The issue can be worked around by manually enabling runtime power management for the conflicting audio adapter. Use that method but also display a warning to preserve visibility of the issue. Also tag the workaround with a FIXME comment. v2: Extend the scope of the workaround over Broadwell Signed-off-by: Janusz Krzysztofik <janusz.krzysztofik@linux.intel.com> --- tests/core_hotunplug.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/tests/core_hotunplug.c b/tests/core_hotunplug.c index ac106d964..3e2a76ddb 100644 --- a/tests/core_hotunplug.c +++ b/tests/core_hotunplug.c @@ -484,8 +484,23 @@ igt_main igt_skip_on_f(fd_drm < 0, "No known DRM device found\n"); if (is_i915_device(fd_drm)) { + uint32_t devid = intel_get_drm_devid(fd_drm); + gem_quiescent_gpu(fd_drm); igt_require_gem(fd_drm); + + /** + * FIXME: Unbinding the i915 driver on some Haswell + * platforms with Azalia audio results in a kernel WARN + * on "i915 raw-wakerefs=1 wakelocks=1 on cleanup". The + * below CI friendly user level workaround prevents the + * warning from appearing. Drop this hack as soon as + * this is fixed in the kernel. + */ + if (igt_warn_on_f(IS_HASWELL(devid) || + IS_BROADWELL(devid), + "Manually enabling audio PM to work around a kernel WARN\n")) + igt_pm_enable_audio_runtime_pm(); } /* Make sure subtests always reopen the same device */ -- 2.21.1 _______________________________________________ igt-dev mailing list igt-dev@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/igt-dev
next prev parent reply other threads:[~2020-09-11 10:31 UTC|newest] Thread overview: 77+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-09-11 10:30 [Intel-gfx] [PATCH i-g-t v6 00/24] tests/core_hotunplug: Fixes and enhancements Janusz Krzysztofik 2020-09-11 10:30 ` [igt-dev] " Janusz Krzysztofik 2020-09-11 10:30 ` [Intel-gfx] [PATCH i-g-t v6 01/24] tests/core_hotunplug: Use igt_assert_fd() Janusz Krzysztofik 2020-09-11 10:30 ` [Intel-gfx] [PATCH i-g-t v6 02/24] tests/core_hotunplug: Constify dev_bus_addr string Janusz Krzysztofik 2020-09-11 10:30 ` [igt-dev] " Janusz Krzysztofik 2020-09-11 10:30 ` [Intel-gfx] [PATCH i-g-t v6 03/24] tests/core_hotunplug: Clean up device open error handling Janusz Krzysztofik 2020-09-11 10:30 ` [igt-dev] " Janusz Krzysztofik 2020-09-11 10:30 ` [Intel-gfx] [PATCH i-g-t v6 04/24] tests/core_hotunplug: Consolidate duplicated debug messages Janusz Krzysztofik 2020-09-11 10:30 ` [igt-dev] " Janusz Krzysztofik 2020-09-11 10:30 ` [Intel-gfx] [PATCH i-g-t v6 05/24] tests/core_hotunplug: Assert successful device filter application Janusz Krzysztofik 2020-09-11 10:30 ` [igt-dev] " Janusz Krzysztofik 2020-09-11 10:30 ` [Intel-gfx] [PATCH i-g-t v6 06/24] tests/core_hotunplug: Maintain a single data structure instance Janusz Krzysztofik 2020-09-11 10:30 ` [igt-dev] " Janusz Krzysztofik 2020-09-11 10:30 ` [Intel-gfx] [PATCH i-g-t v6 07/24] tests/core_hotunplug: Pass errors via a data structure field Janusz Krzysztofik 2020-09-11 10:30 ` [igt-dev] " Janusz Krzysztofik 2020-09-11 10:30 ` [Intel-gfx] [PATCH i-g-t v6 08/24] tests/core_hotunplug: Handle device close errors Janusz Krzysztofik 2020-09-11 10:30 ` [igt-dev] " Janusz Krzysztofik 2020-09-11 10:30 ` [Intel-gfx] [PATCH i-g-t v6 09/24] tests/core_hotunplug: Prepare invariant data once per test run Janusz Krzysztofik 2020-09-11 10:30 ` [igt-dev] " Janusz Krzysztofik 2020-09-11 10:30 ` [Intel-gfx] [PATCH i-g-t v6 10/24] tests/core_hotunplug: Skip selectively on sysfs close errors Janusz Krzysztofik 2020-09-11 10:30 ` [igt-dev] " Janusz Krzysztofik 2020-09-11 10:30 ` [Intel-gfx] [PATCH i-g-t v6 11/24] tests/core_hotunplug: Recover from subtest failures Janusz Krzysztofik 2020-09-11 10:30 ` [igt-dev] " Janusz Krzysztofik 2020-09-11 10:30 ` [Intel-gfx] [PATCH i-g-t v6 12/24] tests/core_hotunplug: Fail subtests on device close errors Janusz Krzysztofik 2020-09-11 10:30 ` [igt-dev] " Janusz Krzysztofik 2020-09-11 10:30 ` [Intel-gfx] [PATCH i-g-t v6 13/24] tests/core_hotunplug: Let the driver time out essential sysfs operations Janusz Krzysztofik 2020-09-11 10:30 ` [igt-dev] " Janusz Krzysztofik 2020-09-11 10:30 ` [Intel-gfx] [PATCH i-g-t v6 14/24] tests/core_hotunplug: Process return values of " Janusz Krzysztofik 2020-09-11 10:30 ` [igt-dev] " Janusz Krzysztofik 2020-09-11 10:30 ` [Intel-gfx] [PATCH i-g-t v6 15/24] tests/core_hotunplug: Assert expected device presence/absence Janusz Krzysztofik 2020-09-11 10:30 ` [Intel-gfx] [PATCH i-g-t v6 16/24] tests/core_hotunplug: Explicitly ignore unused return values Janusz Krzysztofik 2020-09-11 10:30 ` [igt-dev] " Janusz Krzysztofik 2020-09-11 10:30 ` [Intel-gfx] [PATCH i-g-t v6 17/24] tests/core_hotunplug: Also check health of render device node Janusz Krzysztofik 2020-09-11 10:30 ` [Intel-gfx] [PATCH i-g-t v6 18/24] tests/core_hotunplug: More thorough i915 healthcheck and recovery Janusz Krzysztofik 2020-09-11 10:30 ` [igt-dev] " Janusz Krzysztofik 2020-09-11 10:30 ` [Intel-gfx] [PATCH i-g-t v6 19/24] tests/core_hotunplug: Add 'lateclose before restore' variants Janusz Krzysztofik 2020-09-11 10:30 ` [igt-dev] " Janusz Krzysztofik 2020-09-11 10:30 ` [Intel-gfx] [PATCH i-g-t v6 20/24] tests/core_hotunplug: Check health both before and after late close Janusz Krzysztofik 2020-09-11 10:30 ` [igt-dev] " Janusz Krzysztofik 2020-09-11 10:30 ` Janusz Krzysztofik [this message] 2020-09-11 10:30 ` [igt-dev] [PATCH i-g-t v6 21/24] tests/core_hotunplug: HSW/BDW audio issue workaround Janusz Krzysztofik 2020-09-11 12:22 ` [Intel-gfx] " Petri Latvala 2020-09-11 12:22 ` [igt-dev] " Petri Latvala 2020-09-11 13:15 ` [Intel-gfx] " Janusz Krzysztofik 2020-09-11 13:15 ` [igt-dev] " Janusz Krzysztofik 2020-09-11 14:17 ` [Intel-gfx] " Petri Latvala 2020-09-11 14:17 ` [igt-dev] " Petri Latvala 2020-09-11 10:30 ` [Intel-gfx] [PATCH i-g-t v6 22/24] tests/core_hotunplug: Duplicate debug messages in dmesg Janusz Krzysztofik 2020-09-11 10:30 ` [igt-dev] " Janusz Krzysztofik 2020-09-11 10:30 ` [Intel-gfx] [PATCH i-g-t v6 23/24] tests/core_hotunplug: Un-blocklist *bind* subtests Janusz Krzysztofik 2020-09-11 11:51 ` Petri Latvala 2020-09-11 11:51 ` [igt-dev] " Petri Latvala 2020-09-11 12:00 ` [Intel-gfx] " Janusz Krzysztofik 2020-09-11 12:00 ` [igt-dev] " Janusz Krzysztofik 2020-09-11 14:20 ` [Intel-gfx] " Petri Latvala 2020-09-11 14:20 ` [igt-dev] " Petri Latvala 2020-09-11 10:30 ` [Intel-gfx] [PATCH i-g-t v6 24/24] tests/core_hotunplug: Add unbind-rebind subtest to BAT scope Janusz Krzysztofik 2020-09-11 10:30 ` [igt-dev] " Janusz Krzysztofik 2020-09-11 11:52 ` [Intel-gfx] " Petri Latvala 2020-09-11 11:52 ` [igt-dev] " Petri Latvala 2020-09-11 12:01 ` [Intel-gfx] " Janusz Krzysztofik 2020-09-11 12:01 ` [igt-dev] " Janusz Krzysztofik 2020-09-11 11:24 ` [igt-dev] ✓ Fi.CI.BAT: success for tests/core_hotunplug: Fixes and enhancements (rev6) Patchwork 2020-09-11 14:18 ` Petri Latvala 2020-09-11 14:15 ` [igt-dev] ✓ Fi.CI.IGT: " Patchwork 2020-09-14 18:18 ` [Intel-gfx] [PATCH i-g-t v6 00/24] tests/core_hotunplug: Fixes and enhancements Michał Winiarski 2020-09-14 18:18 ` [igt-dev] " Michał Winiarski 2020-09-14 19:30 ` Janusz Krzysztofik 2020-09-14 19:30 ` [igt-dev] " Janusz Krzysztofik 2020-09-14 20:43 ` Vudum, Lakshminarayana 2020-09-14 20:43 ` [igt-dev] " Vudum, Lakshminarayana 2020-09-15 7:47 ` Janusz Krzysztofik 2020-09-15 7:47 ` [igt-dev] " Janusz Krzysztofik 2020-09-15 15:39 ` Vudum, Lakshminarayana 2020-09-15 15:39 ` [igt-dev] " Vudum, Lakshminarayana 2020-09-16 7:59 ` Janusz Krzysztofik 2020-09-16 7:59 ` [igt-dev] " Janusz Krzysztofik
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