drivers/gpu/drm/i915/selftests/intel_scheduler_helpers.h

   1 /* SPDX-License-Identifier: MIT */
   2 /*
   3  * Copyright © 2021 Intel Corporation
   4  */
   5
   6 #ifndef _INTEL_SELFTEST_SCHEDULER_HELPERS_H_
   7 #define _INTEL_SELFTEST_SCHEDULER_HELPERS_H_
   8
   9 #include <linux/types.h>
  10
  11 struct i915_request;
  12 struct intel_engine_cs;
  13 struct intel_gt;
  14
  15 struct intel_selftest_saved_policy {
  16         u32 flags;
  17         u32 reset;
  18         u64 timeslice;
  19         u64 preempt_timeout;
  20 };
  21
  22 enum selftest_scheduler_modify {
  23         SELFTEST_SCHEDULER_MODIFY_NO_HANGCHECK = 0,
  24         SELFTEST_SCHEDULER_MODIFY_FAST_RESET,
  25 };
  26
  27 struct intel_engine_cs *intel_selftest_find_any_engine(struct intel_gt *gt);
  28 int intel_selftest_modify_policy(struct intel_engine_cs *engine,
  29                                  struct intel_selftest_saved_policy *saved,
  30                                  enum selftest_scheduler_modify modify_type);
  31 int intel_selftest_restore_policy(struct intel_engine_cs *engine,
  32                                   struct intel_selftest_saved_policy *saved);
  33 int intel_selftest_wait_for_rq(struct i915_request *rq);
  34
  35 #endif