[PATCH 2/5] drm/amdgpu:add hang_limit for sched

[Monk Liu]

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

Change-Id: I977ae2717e55a8b87c59e58a288bffc3b458b653
Signed-off-by: Monk Liu <Monk.Liu at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c     | 2 ++
 drivers/gpu/drm/amd/scheduler/gpu_scheduler.h | 1 +
 2 files changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
index 2167dac..f6a55cf 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
@@ -453,6 +453,8 @@ int amdgpu_fence_driver_init_ring(struct amdgpu_ring *ring,
 				  ring->name);
 			return r;
 		}
+
+		ring->sched.hang_limit = amdgpu_job_hang_limit;
 	}
 
 	return 0;
diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h
index 52c8e54..1dac7bc 100644
--- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h
+++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h
@@ -142,6 +142,7 @@ 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,
-- 
2.7.4