drivers/gpu/drm/i915/gt/intel_breadcrumbs.h

   1 /* SPDX-License-Identifier: MIT */
   2 /*
   3  * Copyright © 2019 Intel Corporation
   4  */
   5
   6 #ifndef __INTEL_BREADCRUMBS__
   7 #define __INTEL_BREADCRUMBS__
   8
   9 #include <linux/irq_work.h>
  10
  11 #include "intel_engine_types.h"
  12
  13 struct drm_printer;
  14 struct i915_request;
  15 struct intel_breadcrumbs;
  16
  17 struct intel_breadcrumbs *
  18 intel_breadcrumbs_create(struct intel_engine_cs *irq_engine);
  19 void intel_breadcrumbs_free(struct intel_breadcrumbs *b);
  20
  21 void intel_breadcrumbs_reset(struct intel_breadcrumbs *b);
  22 void intel_breadcrumbs_park(struct intel_breadcrumbs *b);
  23
  24 static inline void
  25 intel_engine_signal_breadcrumbs(struct intel_engine_cs *engine)
  26 {
  27         irq_work_queue(&engine->breadcrumbs->irq_work);
  28 }
  29
  30 void intel_engine_print_breadcrumbs(struct intel_engine_cs *engine,
  31                                     struct drm_printer *p);
  32
  33 bool i915_request_enable_breadcrumb(struct i915_request *request);
  34 void i915_request_cancel_breadcrumb(struct i915_request *request);
  35
  36 #endif /* __INTEL_BREADCRUMBS__ */