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/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright 2019 Collabora ltd. */
#ifndef __PANFROST_JOB_H__
#define __PANFROST_JOB_H__
#include <uapi/drm/panfrost_drm.h>
#include <drm/gpu_scheduler.h>
struct panfrost_device;
struct panfrost_gem_object;
struct panfrost_file_priv;
struct panfrost_job {
struct drm_sched_job base;
struct kref refcount;
struct panfrost_device *pfdev;
struct panfrost_mmu *mmu;
struct panfrost_jm_ctx *ctx;
/* Fence to be signaled by IRQ handler when the job is complete. */
struct dma_fence *done_fence;
__u64 jc;
__u32 requirements;
__u32 flush_id;
struct panfrost_gem_mapping **mappings;
struct drm_gem_object **bos;
u32 bo_count;
/* Fence to be signaled by drm-sched once its done with the job */
struct dma_fence *render_done_fence;
struct panfrost_engine_usage *engine_usage;
bool is_profiled;
ktime_t start_time;
u64 start_cycles;
};
struct panfrost_js_ctx {
struct drm_sched_entity sched_entity;
bool enabled;
};
#define NUM_JOB_SLOTS 3
struct panfrost_jm_ctx {
struct kref refcnt;
bool destroyed;
struct drm_sched_entity slot_entity[NUM_JOB_SLOTS];
};
extern const char * const panfrost_engine_names[];
int panfrost_jm_ctx_create(struct drm_file *file,
struct drm_panfrost_jm_ctx_create *args);
int panfrost_jm_ctx_destroy(struct drm_file *file, u32 handle);
void panfrost_jm_ctx_put(struct panfrost_jm_ctx *jm_ctx);
struct panfrost_jm_ctx *panfrost_jm_ctx_get(struct panfrost_jm_ctx *jm_ctx);
struct panfrost_jm_ctx *panfrost_jm_ctx_from_handle(struct drm_file *file, u32 handle);
int panfrost_jm_init(struct panfrost_device *pfdev);
void panfrost_jm_fini(struct panfrost_device *pfdev);
int panfrost_jm_open(struct drm_file *file);
void panfrost_jm_close(struct drm_file *file);
void panfrost_jm_reset_interrupts(struct panfrost_device *pfdev);
void panfrost_jm_enable_interrupts(struct panfrost_device *pfdev);
void panfrost_jm_suspend_irq(struct panfrost_device *pfdev);
int panfrost_jm_is_idle(struct panfrost_device *pfdev);
int panfrost_job_get_slot(struct panfrost_job *job);
int panfrost_job_push(struct panfrost_job *job);
void panfrost_job_put(struct panfrost_job *job);
#endif
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