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Diffstat (limited to 'drivers/accel/ivpu/ivpu_job.h')
| -rw-r--r-- | drivers/accel/ivpu/ivpu_job.h | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/drivers/accel/ivpu/ivpu_job.h b/drivers/accel/ivpu/ivpu_job.h new file mode 100644 index 000000000000..3ab61e6a5616 --- /dev/null +++ b/drivers/accel/ivpu/ivpu_job.h @@ -0,0 +1,93 @@ +/* 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__ */ |