1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright 2019 Collabora ltd. */
3 
4 #ifndef __PANFROST_JOB_H__
5 #define __PANFROST_JOB_H__
6 
7 #include <uapi/drm/panfrost_drm.h>
8 #include <drm/gpu_scheduler.h>
9 
10 struct panfrost_device;
11 struct panfrost_gem_object;
12 struct panfrost_file_priv;
13 
14 struct panfrost_job {
15 	struct drm_sched_job base;
16 
17 	struct kref refcount;
18 
19 	struct panfrost_device *pfdev;
20 	struct panfrost_mmu *mmu;
21 
22 	/* Fence to be signaled by IRQ handler when the job is complete. */
23 	struct dma_fence *done_fence;
24 
25 	__u64 jc;
26 	__u32 requirements;
27 	__u32 flush_id;
28 
29 	struct panfrost_gem_mapping **mappings;
30 	struct drm_gem_object **bos;
31 	u32 bo_count;
32 
33 	/* Fence to be signaled by drm-sched once its done with the job */
34 	struct dma_fence *render_done_fence;
35 };
36 
37 int panfrost_job_init(struct panfrost_device *pfdev);
38 void panfrost_job_fini(struct panfrost_device *pfdev);
39 int panfrost_job_open(struct panfrost_file_priv *panfrost_priv);
40 void panfrost_job_close(struct panfrost_file_priv *panfrost_priv);
41 int panfrost_job_get_slot(struct panfrost_job *job);
42 int panfrost_job_push(struct panfrost_job *job);
43 void panfrost_job_put(struct panfrost_job *job);
44 void panfrost_job_enable_interrupts(struct panfrost_device *pfdev);
45 int panfrost_job_is_idle(struct panfrost_device *pfdev);
46 
47 #endif
48