Merge branch 'drm-next-4.3' of git://people.freedesktop.org/~agd5f/linux into drm-next

- DP fixes for radeon and amdgpu
- IH ring fix for tonga and fiji
- Lots of GPU scheduler fixes
- Misc additional fixes

* 'drm-next-4.3' of git://people.freedesktop.org/~agd5f/linux: (42 commits)
  drm/amdgpu: fix wait queue handling in the scheduler
  drm/amdgpu: remove extra parameters from scheduler callbacks
  drm/amdgpu: wake up scheduler only when neccessary
  drm/amdgpu: remove entity idle timeout v2
  drm/amdgpu: fix postclose order
  drm/amdgpu: use IB for copy buffer of eviction
  drm/amdgpu: adjust the judgement of removing fence callback
  drm/amdgpu: fix no sync_wait in copy_buffer
  drm/amdgpu: fix last_vm_update fence is not effetive for sched fence
  drm/amdgpu: add priv data to sched
  drm/amdgpu: add owner for sched fence
  drm/amdgpu: remove entity reference from sched fence
  drm/amdgpu: fix and cleanup amd_sched_entity_push_job
  drm/amdgpu: remove amdgpu_bo_list_clone
  drm/amdgpu: remove the context from amdgpu_job
  drm/amdgpu: remove unused parameters to amd_sched_create
  drm/amdgpu: remove sched_lock
  drm/amdgpu: remove prepare_job callback
  drm/amdgpu: cleanup a scheduler function name
  drm/amdgpu: reorder scheduler functions
  ...

1 files changed, 19 insertions, 50 deletions

diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h
index ceb5918bfbeb..e797796dcad7 100644
--- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h
+++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h
@@ -27,8 +27,6 @@
 #include <linux/kfifo.h>
 #include <linux/fence.h>
 
-#define AMD_GPU_WAIT_IDLE_TIMEOUT_IN_MS		3000
-
 struct amd_gpu_scheduler;
 struct amd_sched_rq;
 
@@ -41,20 +39,12 @@ struct amd_sched_rq;
 struct amd_sched_entity {
 	struct list_head		list;
 	struct amd_sched_rq		*belongto_rq;
-	spinlock_t			lock;
-	/* the virtual_seq is unique per context per ring */
-	atomic64_t			last_queued_v_seq;
-	atomic64_t			last_signaled_v_seq;
+	atomic_t			fence_seq;
 	/* the job_queue maintains the jobs submitted by clients */
 	struct kfifo                    job_queue;
 	spinlock_t			queue_lock;
 	struct amd_gpu_scheduler	*scheduler;
-	wait_queue_head_t		wait_queue;
-	wait_queue_head_t		wait_emit;
-	bool                            is_pending;
 	uint64_t                        fence_context;
-	char                            name[20];
-	bool                            need_wakeup;
 };
 
 /**
@@ -63,26 +53,24 @@ struct amd_sched_entity {
  * the next entity to emit commands from.
 */
 struct amd_sched_rq {
-	struct mutex		lock;
+	spinlock_t		lock;
 	struct list_head	entities;
 	struct amd_sched_entity	*current_entity;
 };
 
 struct amd_sched_fence {
 	struct fence                    base;
-	struct fence_cb                 cb;
-	struct amd_sched_entity	        *entity;
-	uint64_t			v_seq;
+	struct amd_gpu_scheduler	*scheduler;
 	spinlock_t			lock;
+	void                            *owner;
 };
 
 struct amd_sched_job {
-	struct list_head		list;
 	struct fence_cb                 cb;
 	struct amd_gpu_scheduler        *sched;
 	struct amd_sched_entity         *s_entity;
-	void                            *data;
 	struct amd_sched_fence          *s_fence;
+	void		                *owner;
 };
 
 extern const struct fence_ops amd_sched_fence_ops;
@@ -101,61 +89,42 @@ static inline struct amd_sched_fence *to_amd_sched_fence(struct fence *f)
  * these functions should be implemented in driver side
 */
 struct amd_sched_backend_ops {
-	int (*prepare_job)(struct amd_gpu_scheduler *sched,
-			   struct amd_sched_entity *c_entity,
-			   struct amd_sched_job *job);
-	struct fence *(*run_job)(struct amd_gpu_scheduler *sched,
-				 struct amd_sched_entity *c_entity,
-				 struct amd_sched_job *job);
-	void (*process_job)(struct amd_gpu_scheduler *sched,
-				    struct amd_sched_job *job);
+	struct fence *(*run_job)(struct amd_sched_job *job);
+	void (*process_job)(struct amd_sched_job *job);
 };
 
 /**
  * One scheduler is implemented for each hardware ring
 */
 struct amd_gpu_scheduler {
-	void			        *device;
 	struct task_struct		*thread;
 	struct amd_sched_rq		sched_rq;
 	struct amd_sched_rq		kernel_rq;
-	struct list_head		active_hw_rq;
-	atomic64_t			hw_rq_count;
+	atomic_t			hw_rq_count;
 	struct amd_sched_backend_ops	*ops;
 	uint32_t			ring_id;
-	uint32_t			granularity; /* in ms unit */
-	uint32_t			preemption;
-	wait_queue_head_t		wait_queue;
-	struct amd_sched_entity	*current_entity;
-	struct mutex			sched_lock;
-	spinlock_t			queue_lock;
+	wait_queue_head_t		wake_up_worker;
+	wait_queue_head_t		job_scheduled;
 	uint32_t                        hw_submission_limit;
+	char                            name[20];
+	void                            *priv;
 };
 
-struct amd_gpu_scheduler *amd_sched_create(void *device,
-				struct amd_sched_backend_ops *ops,
-				uint32_t ring,
-				uint32_t granularity,
-				uint32_t preemption,
-				uint32_t hw_submission);
+struct amd_gpu_scheduler *
+amd_sched_create(struct amd_sched_backend_ops *ops,
+		 uint32_t ring, uint32_t hw_submission, void *priv);
 int amd_sched_destroy(struct amd_gpu_scheduler *sched);
 
-int amd_sched_push_job(struct amd_gpu_scheduler *sched,
-		       struct amd_sched_entity *c_entity,
-		       void *data,
-		       struct amd_sched_fence **fence);
-
 int amd_sched_entity_init(struct amd_gpu_scheduler *sched,
 			  struct amd_sched_entity *entity,
 			  struct amd_sched_rq *rq,
 			  uint32_t jobs);
-int amd_sched_entity_fini(struct amd_gpu_scheduler *sched,
-			  struct amd_sched_entity *entity);
-
-uint64_t amd_sched_next_queued_seq(struct amd_sched_entity *c_entity);
+void amd_sched_entity_fini(struct amd_gpu_scheduler *sched,
+			   struct amd_sched_entity *entity);
+int amd_sched_entity_push_job(struct amd_sched_job *sched_job);
 
 struct amd_sched_fence *amd_sched_fence_create(
-	struct amd_sched_entity *s_entity);
+	struct amd_sched_entity *s_entity, void *owner);
 void amd_sched_fence_signal(struct amd_sched_fence *fence);