1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * Copyright (C) 2020-2023 Intel Corporation 4 */ 5 6 #ifndef __IVPU_JOB_H__ 7 #define __IVPU_JOB_H__ 8 9 #include <linux/kref.h> 10 #include <linux/idr.h> 11 12 #include "ivpu_gem.h" 13 14 struct ivpu_device; 15 struct ivpu_file_priv; 16 17 /** 18 * struct ivpu_cmdq - Object representing device queue used to send jobs. 19 * @jobq: Pointer to job queue memory shared with the device 20 * @mem: Memory allocated for the job queue, shared with device 21 * @entry_count Number of job entries in the queue 22 * @db_id: Doorbell assigned to this job queue 23 * @db_registered: True if doorbell is registered in device 24 */ 25 struct ivpu_cmdq { 26 struct vpu_job_queue *jobq; 27 struct ivpu_bo *mem; 28 u32 entry_count; 29 u32 db_id; 30 bool db_registered; 31 }; 32 33 /** 34 * struct ivpu_job - KMD object that represents batchbuffer / DMA buffer. 35 * Each batch / DMA buffer is a job to be submitted and executed by the VPU FW. 36 * This is a unit of execution, and be tracked by the job_id for 37 * any status reporting from VPU FW through IPC JOB RET/DONE message. 38 * @file_priv: The client that submitted this job 39 * @job_id: Job ID for KMD tracking and job status reporting from VPU FW 40 * @status: Status of the Job from IPC JOB RET/DONE message 41 * @batch_buffer: CPU vaddr points to the batch buffer memory allocated for the job 42 * @submit_status_offset: Offset within batch buffer where job completion handler 43 will update the job status 44 */ 45 struct ivpu_job { 46 struct ivpu_device *vdev; 47 struct ivpu_file_priv *file_priv; 48 struct dma_fence *done_fence; 49 u64 cmd_buf_vpu_addr; 50 u32 job_id; 51 u32 engine_idx; 52 size_t bo_count; 53 struct ivpu_bo *bos[] __counted_by(bo_count); 54 }; 55 56 int ivpu_submit_ioctl(struct drm_device *dev, void *data, struct drm_file *file); 57 58 void ivpu_cmdq_release_all_locked(struct ivpu_file_priv *file_priv); 59 void ivpu_cmdq_reset_all_contexts(struct ivpu_device *vdev); 60 61 void ivpu_job_done_consumer_init(struct ivpu_device *vdev); 62 void ivpu_job_done_consumer_fini(struct ivpu_device *vdev); 63 64 void ivpu_jobs_abort_all(struct ivpu_device *vdev); 65 66 #endif /* __IVPU_JOB_H__ */ 67