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 <Monk.Liu@amd.com>
Reviewed-by: Chunming Zhou <David1.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 2 insertions, 1 deletions

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,