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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2020-2025 Intel Corporation
*/
#ifndef __IVPU_JOB_H__
#define __IVPU_JOB_H__
#include <linux/kref.h>
#include <linux/idr.h>
#include "ivpu_gem.h"
struct ivpu_device;
struct ivpu_file_priv;
/**
* struct ivpu_cmdq - Represents a command queue for submitting jobs to the VPU.
* Tracks queue memory, preemption buffers, and metadata for job management.
* @jobq: Pointer to job queue memory shared with the device
* @primary_preempt_buf: Primary preemption buffer for this queue (optional)
* @secondary_preempt_buf: Secondary preemption buffer for this queue (optional)
* @mem: Memory allocated for the job queue, shared with device
* @entry_count: Number of job entries in the queue
* @id: Unique command queue ID
* @db_id: Doorbell ID assigned to this job queue
* @priority: Priority level of the command queue
* @is_legacy: True if this is a legacy command queue
*/
struct ivpu_cmdq {
struct vpu_job_queue *jobq;
struct ivpu_bo *primary_preempt_buf;
struct ivpu_bo *secondary_preempt_buf;
struct ivpu_bo *mem;
u32 entry_count;
u32 id;
u32 db_id;
u8 priority;
bool is_legacy;
};
/**
* struct ivpu_job - Representing a batch or DMA buffer submitted to the VPU.
* Each job is a unit of execution, tracked by job_id for status reporting from VPU FW.
* The structure holds all resources and metadata needed for job submission, execution,
* and completion handling.
* @vdev: Pointer to the VPU device
* @file_priv: The client context that submitted this job
* @done_fence: Fence signaled when job completes
* @cmd_buf_vpu_addr: VPU address of the command buffer for this job
* @cmdq_id: Command queue ID used for submission
* @job_id: Unique job ID for tracking and status reporting
* @engine_idx: Engine index for job execution
* @job_status: Status reported by firmware for this job
* @primary_preempt_buf: Primary preemption buffer for job
* @secondary_preempt_buf: Secondary preemption buffer for job (optional)
* @bo_count: Number of buffer objects associated with this job
* @bos: Array of buffer objects used by the job (batch buffer is at index 0)
*/
struct ivpu_job {
struct ivpu_device *vdev;
struct ivpu_file_priv *file_priv;
struct dma_fence *done_fence;
u64 cmd_buf_vpu_addr;
u32 cmdq_id;
u32 job_id;
u32 engine_idx;
u32 job_status;
struct ivpu_bo *primary_preempt_buf;
struct ivpu_bo *secondary_preempt_buf;
size_t bo_count;
struct ivpu_bo *bos[] __counted_by(bo_count);
};
int ivpu_submit_ioctl(struct drm_device *dev, void *data, struct drm_file *file);
int ivpu_cmdq_create_ioctl(struct drm_device *dev, void *data, struct drm_file *file);
int ivpu_cmdq_destroy_ioctl(struct drm_device *dev, void *data, struct drm_file *file);
int ivpu_cmdq_submit_ioctl(struct drm_device *dev, void *data, struct drm_file *file);
void ivpu_context_abort_locked(struct ivpu_file_priv *file_priv);
void ivpu_cmdq_release_all_locked(struct ivpu_file_priv *file_priv);
void ivpu_cmdq_reset_all_contexts(struct ivpu_device *vdev);
void ivpu_cmdq_abort_all_jobs(struct ivpu_device *vdev, u32 ctx_id, u32 cmdq_id);
void ivpu_job_done_consumer_init(struct ivpu_device *vdev);
void ivpu_job_done_consumer_fini(struct ivpu_device *vdev);
bool ivpu_job_handle_engine_error(struct ivpu_device *vdev, u32 job_id, u32 job_status);
void ivpu_context_abort_work_fn(struct work_struct *work);
void ivpu_jobs_abort_all(struct ivpu_device *vdev);
#endif /* __IVPU_JOB_H__ */
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