diff options
| author | Tvrtko Ursulin <tvrtko.ursulin@igalia.com> | 2025-01-13 10:33:40 +0000 |
|---|---|---|
| committer | Philipp Stanner <phasta@kernel.org> | 2025-01-20 09:20:21 +0100 |
| commit | 51678bb9a7fb25e44f38a4f0b1bd283fec809917 (patch) | |
| tree | 9c7e3639e7eae9961ede902972cd5931245b0c17 /drivers/gpu/drm/scheduler | |
| parent | e8941ac97f281ffa06d6ed058b3bba676f3f8183 (diff) | |
drm/sched: Add helper to check job dependencies
Lets isolate scheduler internals from drivers such as pvr which currently
walks the dependency array to look for fences.
Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@igalia.com>
Cc: Christian König <christian.koenig@amd.com>
Cc: Danilo Krummrich <dakr@redhat.com>
Cc: Matthew Brost <matthew.brost@intel.com>
Cc: Philipp Stanner <pstanner@redhat.com>
Reviewed-by: Matt Coster <matt.coster@imgtec.com>
Acked-by: Danilo Krummrich <dakr@kernel.org>
Signed-off-by: Philipp Stanner <phasta@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20250113103341.43914-1-tvrtko.ursulin@igalia.com
Diffstat (limited to 'drivers/gpu/drm/scheduler')
| -rw-r--r-- | drivers/gpu/drm/scheduler/sched_main.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/gpu/drm/scheduler/sched_main.c b/drivers/gpu/drm/scheduler/sched_main.c index d172e3158880..a48be16ab84f 100644 --- a/drivers/gpu/drm/scheduler/sched_main.c +++ b/drivers/gpu/drm/scheduler/sched_main.c @@ -985,6 +985,29 @@ int drm_sched_job_add_implicit_dependencies(struct drm_sched_job *job, EXPORT_SYMBOL(drm_sched_job_add_implicit_dependencies); /** + * drm_sched_job_has_dependency - check whether fence is the job's dependency + * @job: scheduler job to check + * @fence: fence to look for + * + * Returns: + * True if @fence is found within the job's dependencies, or otherwise false. + */ +bool drm_sched_job_has_dependency(struct drm_sched_job *job, + struct dma_fence *fence) +{ + struct dma_fence *f; + unsigned long index; + + xa_for_each(&job->dependencies, index, f) { + if (f == fence) + return true; + } + + return false; +} +EXPORT_SYMBOL(drm_sched_job_has_dependency); + +/** * drm_sched_job_cleanup - clean up scheduler job resources * @job: scheduler job to clean up * |