From 95aa9b1d9738faa80c66df41d59358d5ff4c288a Mon Sep 17 00:00:00 2001 From: Monk Liu Date: Tue, 17 Oct 2017 13:40:54 +0800 Subject: [PATCH] drm/amdgpu:add hang_limit for sched(v2) since gpu_scheduler source domain cannot access amdgpu variable so need create the hang_limit membewr for sched, and it can refer it for the upcoming GPU RESET patches v2: make hang_limit a parameter of sched_init() Signed-off-by: Monk Liu Reviewed-by: Chunming Zhou Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c | 2 +- drivers/gpu/drm/amd/scheduler/gpu_scheduler.c | 6 +++++- drivers/gpu/drm/amd/scheduler/gpu_scheduler.h | 3 ++- 3 files changed, 8 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c index 219c15f79a5d..72e8eacc2c03 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c @@ -446,7 +446,7 @@ int amdgpu_fence_driver_init_ring(struct amdgpu_ring *ring, timeout = MAX_SCHEDULE_TIMEOUT; } r = amd_sched_init(&ring->sched, &amdgpu_sched_ops, - num_hw_submission, + num_hw_submission, amdgpu_job_hang_limit, timeout, ring->name); if (r) { DRM_ERROR("Failed to create scheduler on ring %s.\n", diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c index 9061c88e3e0c..5a1ece2774b5 100644 --- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c +++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c @@ -676,13 +676,17 @@ static int amd_sched_main(void *param) */ int amd_sched_init(struct amd_gpu_scheduler *sched, const struct amd_sched_backend_ops *ops, - unsigned hw_submission, long timeout, const char *name) + unsigned hw_submission, + unsigned hang_limit, + long timeout, + const char *name) { int i; sched->ops = ops; sched->hw_submission_limit = hw_submission; sched->name = name; sched->timeout = timeout; + sched->hang_limit = hang_limit; for (i = AMD_SCHED_PRIORITY_MIN; i < AMD_SCHED_PRIORITY_MAX; i++) amd_sched_rq_init(&sched->sched_rq[i]); diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h index 3f75b45ed958..3ea75a2f35d4 100644 --- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h +++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h @@ -144,11 +144,12 @@ struct amd_gpu_scheduler { struct task_struct *thread; struct list_head ring_mirror_list; spinlock_t job_list_lock; + int hang_limit; }; int amd_sched_init(struct amd_gpu_scheduler *sched, const struct amd_sched_backend_ops *ops, - uint32_t hw_submission, long timeout, const char *name); + uint32_t hw_submission, unsigned hang_limit, long timeout, const char *name); void amd_sched_fini(struct amd_gpu_scheduler *sched); int amd_sched_entity_init(struct amd_gpu_scheduler *sched, -- 2.11.0