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| author | Tvrtko Ursulin <tvrtko.ursulin@intel.com> | 2020-03-12 11:57:48 +0000 |
|---|---|---|
| committer | Tvrtko Ursulin <tvrtko.ursulin@intel.com> | 2020-03-12 13:46:01 +0000 |
| commit | 07bcfd1291de77ffa9b627b4442783aba1335229 (patch) | |
| tree | cae6320d0c188c088d08b599b34bb886701ae3e4 /drivers/gpu/drm/i915/Kconfig.profile | |
| parent | 70c96e3978e5b693cf926e6f26fb07bfa440f1f3 (diff) | |
| download | lwn-07bcfd1291de77ffa9b627b4442783aba1335229.tar.gz lwn-07bcfd1291de77ffa9b627b4442783aba1335229.zip | |
drm/i915/gen12: Disable preemption timeout
Allow super long OpenCL workloads which cannot be preempted within
the default timeout to run out of the box.
v2:
* Make it stick out more and apply only to RCS. (Chris)
v3:
* Mention platform override in kconfig. (Joonas)
Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Michal Mrozek <michal.mrozek@intel.com>
Cc: <stable@vger.kernel.org> # v5.6+
Acked-by: Chris Wilson <chris@chris-wilson.co.uk>
Acked-by: Michal Mrozek <Michal.mrozek@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200312115748.29970-1-tvrtko.ursulin@linux.intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/Kconfig.profile')
| -rw-r--r-- | drivers/gpu/drm/i915/Kconfig.profile | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/Kconfig.profile b/drivers/gpu/drm/i915/Kconfig.profile index ba8767fc0d6e..0bfd276c19fe 100644 --- a/drivers/gpu/drm/i915/Kconfig.profile +++ b/drivers/gpu/drm/i915/Kconfig.profile @@ -41,6 +41,10 @@ config DRM_I915_PREEMPT_TIMEOUT May be 0 to disable the timeout. + The compiled in default may get overridden at driver probe time on + certain platforms and certain engines which will be reflected in the + sysfs control. + config DRM_I915_MAX_REQUEST_BUSYWAIT int "Busywait for request completion limit (ns)" default 8000 # nanoseconds |