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drm/scheduler: use new iterator in drm_sched_job_add_implicit_dependencies v2

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Simplifying the code a bit.

v2: use dma_resv_for_each_fence

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20211005113742.1101-17-christian.koenig@amd.com
This commit is contained in:
Christian König 2021-09-13 11:28:19 +02:00
parent dbcae3bfcb
commit 9c2ba26535
1 changed files with 6 additions and 20 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

26
drivers/gpu/drm/scheduler/sched_main.c
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@ -699,30 +699,16 @@ int drm_sched_job_add_implicit_dependencies(struct drm_sched_job *job,
struct drm_gem_object *obj,
bool write)
{
struct dma_resv_iter cursor;
struct dma_fence *fence;
int ret;
struct dma_fence **fences;
unsigned int i, fence_count;
if (!write) {
struct dma_fence *fence = dma_resv_get_excl_unlocked(obj->resv);
return drm_sched_job_add_dependency(job, fence);
}
ret = dma_resv_get_fences(obj->resv, NULL, &fence_count, &fences);
if (ret || !fence_count)
return ret;
for (i = 0; i < fence_count; i++) {
ret = drm_sched_job_add_dependency(job, fences[i]);
dma_resv_for_each_fence(&cursor, obj->resv, write, fence) {
ret = drm_sched_job_add_dependency(job, fence);
if (ret)
break;
}
for (; i < fence_count; i++)
dma_fence_put(fences[i]);
kfree(fences);
return ret;
}
return 0;
}
EXPORT_SYMBOL(drm_sched_job_add_implicit_dependencies);