There are still some cases where userspace needs to change the preemption granularity for compute workloads. Let's whitelist the per-ctx granularity control register to allow it.
Signed-off-by: Michał Winiarski <[email protected]> Cc: Anuj Phogat <[email protected]> Cc: Joonas Lahtinen <[email protected]> Cc: Matt Roper <[email protected]> Cc: Rafael Antognolli <[email protected]> --- drivers/gpu/drm/i915/intel_workarounds.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/i915/intel_workarounds.c b/drivers/gpu/drm/i915/intel_workarounds.c index a19e1c0052a7..1aa167415096 100644 --- a/drivers/gpu/drm/i915/intel_workarounds.c +++ b/drivers/gpu/drm/i915/intel_workarounds.c @@ -1057,6 +1057,9 @@ static void icl_whitelist_build(struct i915_wa_list *w) /* WaAllowUMDToModifySamplerMode:icl */ whitelist_reg(w, GEN10_SAMPLER_MODE); + + /* WaEnablePreemptionGranularityControlByUMD:icl */ + whitelist_reg(w, GEN8_CS_CHICKEN1); } void intel_engine_init_whitelist(struct intel_engine_cs *engine) -- 2.20.1 _______________________________________________ Intel-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/intel-gfx
