1*4882a593Smuzhiyun /* SPDX-License-Identifier: MIT */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * Copyright © 2019 Intel Corporation 4*4882a593Smuzhiyun */ 5*4882a593Smuzhiyun 6*4882a593Smuzhiyun #ifndef __INTEL_BREADCRUMBS__ 7*4882a593Smuzhiyun #define __INTEL_BREADCRUMBS__ 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun #include <linux/irq_work.h> 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun #include "intel_engine_types.h" 12*4882a593Smuzhiyun 13*4882a593Smuzhiyun struct drm_printer; 14*4882a593Smuzhiyun struct i915_request; 15*4882a593Smuzhiyun struct intel_breadcrumbs; 16*4882a593Smuzhiyun 17*4882a593Smuzhiyun struct intel_breadcrumbs * 18*4882a593Smuzhiyun intel_breadcrumbs_create(struct intel_engine_cs *irq_engine); 19*4882a593Smuzhiyun void intel_breadcrumbs_free(struct intel_breadcrumbs *b); 20*4882a593Smuzhiyun 21*4882a593Smuzhiyun void intel_breadcrumbs_reset(struct intel_breadcrumbs *b); 22*4882a593Smuzhiyun void intel_breadcrumbs_park(struct intel_breadcrumbs *b); 23*4882a593Smuzhiyun 24*4882a593Smuzhiyun static inline void intel_engine_signal_breadcrumbs(struct intel_engine_cs * engine)25*4882a593Smuzhiyunintel_engine_signal_breadcrumbs(struct intel_engine_cs *engine) 26*4882a593Smuzhiyun { 27*4882a593Smuzhiyun irq_work_queue(&engine->breadcrumbs->irq_work); 28*4882a593Smuzhiyun } 29*4882a593Smuzhiyun 30*4882a593Smuzhiyun void intel_engine_print_breadcrumbs(struct intel_engine_cs *engine, 31*4882a593Smuzhiyun struct drm_printer *p); 32*4882a593Smuzhiyun 33*4882a593Smuzhiyun bool i915_request_enable_breadcrumb(struct i915_request *request); 34*4882a593Smuzhiyun void i915_request_cancel_breadcrumb(struct i915_request *request); 35*4882a593Smuzhiyun 36*4882a593Smuzhiyun #endif /* __INTEL_BREADCRUMBS__ */ 37