[Intel-gfx] [PATCH 27/41] drm/i915: Bump default timeslicing quantum to 5ms

Chris Wilson chris at chris-wilson.co.uk
Mon Jan 25 14:01:22 UTC 2021

Primarily to smooth over differences with the guc backend that struggles
with smaller quanta, bump the default timeslicing to 5ms from 1ms.

Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
 drivers/gpu/drm/i915/Kconfig.profile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/Kconfig.profile b/drivers/gpu/drm/i915/Kconfig.profile
index 35bbe2b80596..3eacea42b19f 100644
--- a/drivers/gpu/drm/i915/Kconfig.profile
+++ b/drivers/gpu/drm/i915/Kconfig.profile
@@ -90,7 +90,7 @@ config DRM_I915_STOP_TIMEOUT
 	int "Scheduling quantum for userspace batches (ms, jiffy granularity)"
-	default 1 # milliseconds
+	default 5 # milliseconds
 	  When two user batches of equal priority are executing, we will
 	  alternate execution of each batch to ensure forward progress of

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