From 153de9dff94cc559646b04f232738e22ee318705 Mon Sep 17 00:00:00 2001 From: Chunming Zhou Date: Thu, 16 Mar 2017 11:44:49 +0800 Subject: [PATCH] drm/amd/sched: revise priority number MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit big number is to high priority. Signed-off-by: Chunming Zhou Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/scheduler/gpu_scheduler.c | 4 ++-- drivers/gpu/drm/amd/scheduler/gpu_scheduler.h | 9 +++++---- 2 files changed, 7 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c index 4122dbee8511..acd882a188bc 100644 --- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c +++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c @@ -502,7 +502,7 @@ amd_sched_select_entity(struct amd_gpu_scheduler *sched) return NULL; /* Kernel run queue has higher priority than normal run queue*/ - for (i = 0; i < AMD_SCHED_MAX_PRIORITY; i++) { + for (i = AMD_SCHED_PRIORITY_MAX - 1; i >= AMD_SCHED_PRIORITY_MIN; i--) { entity = amd_sched_rq_select_entity(&sched->sched_rq[i]); if (entity) break; @@ -610,7 +610,7 @@ int amd_sched_init(struct amd_gpu_scheduler *sched, sched->hw_submission_limit = hw_submission; sched->name = name; sched->timeout = timeout; - for (i = 0; i < AMD_SCHED_MAX_PRIORITY; i++) + for (i = AMD_SCHED_PRIORITY_MIN; i < AMD_SCHED_PRIORITY_MAX; i++) amd_sched_rq_init(&sched->sched_rq[i]); init_waitqueue_head(&sched->wake_up_worker); diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h index e037b1e8be6d..0255c7f8a6d8 100644 --- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h +++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h @@ -108,9 +108,10 @@ struct amd_sched_backend_ops { }; enum amd_sched_priority { - AMD_SCHED_PRIORITY_KERNEL = 0, - AMD_SCHED_PRIORITY_NORMAL, - AMD_SCHED_MAX_PRIORITY + AMD_SCHED_PRIORITY_MIN, + AMD_SCHED_PRIORITY_NORMAL = AMD_SCHED_PRIORITY_MIN, + AMD_SCHED_PRIORITY_KERNEL, + AMD_SCHED_PRIORITY_MAX }; /** @@ -121,7 +122,7 @@ struct amd_gpu_scheduler { uint32_t hw_submission_limit; long timeout; const char *name; - struct amd_sched_rq sched_rq[AMD_SCHED_MAX_PRIORITY]; + struct amd_sched_rq sched_rq[AMD_SCHED_PRIORITY_MAX]; wait_queue_head_t wake_up_worker; wait_queue_head_t job_scheduled; atomic_t hw_rq_count; -- 2.20.1