diff options
Diffstat (limited to 'include/drm/gpu_scheduler.h')
-rw-r--r-- | include/drm/gpu_scheduler.h | 23 |
1 files changed, 18 insertions, 5 deletions
diff --git a/include/drm/gpu_scheduler.h b/include/drm/gpu_scheduler.h index 975e8a67947f..1c815e0a14ed 100644 --- a/include/drm/gpu_scheduler.h +++ b/include/drm/gpu_scheduler.h @@ -206,6 +206,12 @@ static inline bool drm_sched_invalidate_job(struct drm_sched_job *s_job, return s_job && atomic_inc_return(&s_job->karma) > threshold; } +enum drm_gpu_sched_stat { + DRM_GPU_SCHED_STAT_NONE, /* Reserve 0 */ + DRM_GPU_SCHED_STAT_NOMINAL, + DRM_GPU_SCHED_STAT_ENODEV, +}; + /** * struct drm_sched_backend_ops * @@ -230,10 +236,16 @@ struct drm_sched_backend_ops { struct dma_fence *(*run_job)(struct drm_sched_job *sched_job); /** - * @timedout_job: Called when a job has taken too long to execute, - * to trigger GPU recovery. + * @timedout_job: Called when a job has taken too long to execute, + * to trigger GPU recovery. + * + * Return DRM_GPU_SCHED_STAT_NOMINAL, when all is normal, + * and the underlying driver has started or completed recovery. + * + * Return DRM_GPU_SCHED_STAT_ENODEV, if the device is no longer + * available, i.e. has been unplugged. */ - void (*timedout_job)(struct drm_sched_job *sched_job); + enum drm_gpu_sched_stat (*timedout_job)(struct drm_sched_job *sched_job); /** * @free_job: Called once the job's finished fence has been signaled @@ -285,7 +297,8 @@ struct drm_gpu_scheduler { struct list_head pending_list; spinlock_t job_list_lock; int hang_limit; - atomic_t score; + atomic_t *score; + atomic_t _score; bool ready; bool free_guilty; }; @@ -293,7 +306,7 @@ struct drm_gpu_scheduler { int drm_sched_init(struct drm_gpu_scheduler *sched, const struct drm_sched_backend_ops *ops, uint32_t hw_submission, unsigned hang_limit, long timeout, - const char *name); + atomic_t *score, const char *name); void drm_sched_fini(struct drm_gpu_scheduler *sched); int drm_sched_job_init(struct drm_sched_job *job, |