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/* SPDX-License-Identifier: MIT */
/*
* Copyright © 2014 Intel Corporation
*/
#ifndef __INTEL_EXECLISTS_SUBMISSION_H__
#define __INTEL_EXECLISTS_SUBMISSION_H__
#include <linux/types.h>
struct drm_printer;
struct i915_request;
struct intel_context;
struct intel_engine_cs;
enum {
INTEL_CONTEXT_SCHEDULE_IN = 0,
INTEL_CONTEXT_SCHEDULE_OUT,
INTEL_CONTEXT_SCHEDULE_PREEMPTED,
};
int intel_execlists_submission_setup(struct intel_engine_cs *engine);
/* Logical Ring Contexts */
/* At the start of the context image is its per-process HWS page */
#define LRC_PPHWSP_PN (0)
#define LRC_PPHWSP_SZ (1)
/* After the PPHWSP we have the logical state for the context */
#define LRC_STATE_PN (LRC_PPHWSP_PN + LRC_PPHWSP_SZ)
#define LRC_STATE_OFFSET (LRC_STATE_PN * PAGE_SIZE)
/* Space within PPHWSP reserved to be used as scratch */
#define LRC_PPHWSP_SCRATCH 0x34
#define LRC_PPHWSP_SCRATCH_ADDR (LRC_PPHWSP_SCRATCH * sizeof(u32))
void intel_execlists_set_default_submission(struct intel_engine_cs *engine);
void intel_lr_context_reset(struct intel_engine_cs *engine,
struct intel_context *ce,
u32 head,
bool scrub);
void intel_execlists_show_requests(struct intel_engine_cs *engine,
struct drm_printer *m,
void (*show_request)(struct drm_printer *m,
const struct i915_request *rq,
const char *prefix,
int indent),
unsigned int max);
struct intel_context *
intel_execlists_create_virtual(struct intel_engine_cs **siblings,
unsigned int count);
struct intel_context *
intel_execlists_clone_virtual(struct intel_engine_cs *src);
int intel_virtual_engine_attach_bond(struct intel_engine_cs *engine,
const struct intel_engine_cs *master,
const struct intel_engine_cs *sibling);
bool
intel_engine_in_execlists_submission_mode(const struct intel_engine_cs *engine);
#endif /* __INTEL_EXECLISTS_SUBMISSION_H__ */
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