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path: root/drivers/gpu/drm/scheduler/sched_main.c
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Diffstat (limited to 'drivers/gpu/drm/scheduler/sched_main.c')
-rw-r--r--drivers/gpu/drm/scheduler/sched_main.c39
1 files changed, 21 insertions, 18 deletions
diff --git a/drivers/gpu/drm/scheduler/sched_main.c b/drivers/gpu/drm/scheduler/sched_main.c
index 8c36a59afb72..bfea608a7106 100644
--- a/drivers/gpu/drm/scheduler/sched_main.c
+++ b/drivers/gpu/drm/scheduler/sched_main.c
@@ -78,6 +78,8 @@
#include <drm/gpu_scheduler.h>
#include <drm/spsc_queue.h>
+#include "sched_internal.h"
+
#define CREATE_TRACE_POINTS
#include "gpu_scheduler_trace.h"
@@ -87,9 +89,6 @@ static struct lockdep_map drm_sched_lockdep_map = {
};
#endif
-#define to_drm_sched_job(sched_job) \
- container_of((sched_job), struct drm_sched_job, queue_node)
-
int drm_sched_policy = DRM_SCHED_POLICY_FIFO;
/**
@@ -103,9 +102,9 @@ static u32 drm_sched_available_credits(struct drm_gpu_scheduler *sched)
{
u32 credits;
- drm_WARN_ON(sched, check_sub_overflow(sched->credit_limit,
- atomic_read(&sched->credit_count),
- &credits));
+ WARN_ON(check_sub_overflow(sched->credit_limit,
+ atomic_read(&sched->credit_count),
+ &credits));
return credits;
}
@@ -123,16 +122,18 @@ static bool drm_sched_can_queue(struct drm_gpu_scheduler *sched,
{
struct drm_sched_job *s_job;
- s_job = to_drm_sched_job(spsc_queue_peek(&entity->job_queue));
+ s_job = drm_sched_entity_queue_peek(entity);
if (!s_job)
return false;
/* If a job exceeds the credit limit, truncate it to the credit limit
* itself to guarantee forward progress.
*/
- if (drm_WARN(sched, s_job->credits > sched->credit_limit,
- "Jobs may not exceed the credit limit, truncate.\n"))
+ if (s_job->credits > sched->credit_limit) {
+ dev_WARN(sched->dev,
+ "Jobs may not exceed the credit limit, truncate.\n");
s_job->credits = sched->credit_limit;
+ }
return drm_sched_available_credits(sched) >= s_job->credits;
}
@@ -790,7 +791,7 @@ int drm_sched_job_init(struct drm_sched_job *job,
* or worse--a blank screen--leave a trail in the
* logs, so this can be debugged easier.
*/
- drm_err(job->sched, "%s: entity has no rq!\n", __func__);
+ dev_err(job->sched->dev, "%s: entity has no rq!\n", __func__);
return -ENOENT;
}
@@ -1014,11 +1015,13 @@ EXPORT_SYMBOL(drm_sched_job_has_dependency);
* Cleans up the resources allocated with drm_sched_job_init().
*
* Drivers should call this from their error unwind code if @job is aborted
- * before drm_sched_job_arm() is called.
+ * before it was submitted to an entity with drm_sched_entity_push_job().
+ *
+ * Since calling drm_sched_job_arm() causes the job's fences to be initialized,
+ * it is up to the driver to ensure that fences that were exposed to external
+ * parties get signaled. drm_sched_job_cleanup() does not ensure this.
*
- * After that point of no return @job is committed to be executed by the
- * scheduler, and this function should be called from the
- * &drm_sched_backend_ops.free_job callback.
+ * This function must also be called in &struct drm_sched_backend_ops.free_job
*/
void drm_sched_job_cleanup(struct drm_sched_job *job)
{
@@ -1029,7 +1032,7 @@ void drm_sched_job_cleanup(struct drm_sched_job *job)
/* drm_sched_job_arm() has been called */
dma_fence_put(&job->s_fence->finished);
} else {
- /* aborted job before committing to run it */
+ /* aborted job before arming */
drm_sched_fence_free(job->s_fence);
}
@@ -1264,7 +1267,7 @@ int drm_sched_init(struct drm_gpu_scheduler *sched, const struct drm_sched_init_
if (args->num_rqs > DRM_SCHED_PRIORITY_COUNT) {
/* This is a gross violation--tell drivers what the problem is.
*/
- drm_err(sched, "%s: num_rqs cannot be greater than DRM_SCHED_PRIORITY_COUNT\n",
+ dev_err(sched->dev, "%s: num_rqs cannot be greater than DRM_SCHED_PRIORITY_COUNT\n",
__func__);
return -EINVAL;
} else if (sched->sched_rq) {
@@ -1272,7 +1275,7 @@ int drm_sched_init(struct drm_gpu_scheduler *sched, const struct drm_sched_init_
* fine-tune their DRM calling order, and return all
* is good.
*/
- drm_warn(sched, "%s: scheduler already initialized!\n", __func__);
+ dev_warn(sched->dev, "%s: scheduler already initialized!\n", __func__);
return 0;
}
@@ -1327,7 +1330,7 @@ Out_unroll:
Out_check_own:
if (sched->own_submit_wq)
destroy_workqueue(sched->submit_wq);
- drm_err(sched, "%s: Failed to setup GPU scheduler--out of memory\n", __func__);
+ dev_err(sched->dev, "%s: Failed to setup GPU scheduler--out of memory\n", __func__);
return -ENOMEM;
}
EXPORT_SYMBOL(drm_sched_init);