doorbells_ok 777 drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c bool doorbells_ok = true; doorbells_ok 782 drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c doorbells_ok = false; doorbells_ok 784 drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c return doorbells_ok;