drm/nouveau/tmr: convert to new-style nvkm_subdev

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

1 files changed, 19 insertions, 35 deletions

diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/timer.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/timer.h
index f818adcc7467..62ed0880b0e1 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/timer.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/timer.h
@@ -9,15 +9,23 @@ struct nvkm_alarm {
 };
 
 static inline void
-nvkm_alarm_init(struct nvkm_alarm *alarm,
-		   void (*func)(struct nvkm_alarm *))
+nvkm_alarm_init(struct nvkm_alarm *alarm, void (*func)(struct nvkm_alarm *))
 {
 	INIT_LIST_HEAD(&alarm->head);
 	alarm->func = func;
 }
 
-void nvkm_timer_alarm(void *, u32 nsec, struct nvkm_alarm *);
-void nvkm_timer_alarm_cancel(void *, struct nvkm_alarm *);
+struct nvkm_timer {
+	const struct nvkm_timer_func *func;
+	struct nvkm_subdev subdev;
+
+	struct list_head alarms;
+	spinlock_t lock;
+};
+
+u64 nvkm_timer_read(struct nvkm_timer *);
+void nvkm_timer_alarm(struct nvkm_timer *, u32 nsec, struct nvkm_alarm *);
+void nvkm_timer_alarm_cancel(struct nvkm_timer *, struct nvkm_alarm *);
 
 /* Delay based on GPU time (ie. PTIMER).
  *
@@ -31,13 +39,13 @@ void nvkm_timer_alarm_cancel(void *, struct nvkm_alarm *);
 #define nvkm_nsec(d,n,cond...) ({                                              \
 	struct nvkm_device *_device = (d);                                     \
 	struct nvkm_timer *_tmr = _device->timer;                              \
-	u64 _nsecs = (n), _time0 = _tmr->read(_tmr);                           \
+	u64 _nsecs = (n), _time0 = nvkm_timer_read(_tmr);                      \
 	s64 _taken = 0;                                                        \
-	bool _warn = true;                                                    \
+	bool _warn = true;                                                     \
                                                                                \
 	do {                                                                   \
 		cond                                                           \
-	} while (_taken = _tmr->read(_tmr) - _time0, _taken < _nsecs);         \
+	} while (_taken = nvkm_timer_read(_tmr) - _time0, _taken < _nsecs);    \
                                                                                \
 	if (_taken >= _nsecs) {                                                \
 		if (_warn) {                                                   \
@@ -51,32 +59,8 @@ void nvkm_timer_alarm_cancel(void *, struct nvkm_alarm *);
 #define nvkm_usec(d,u,cond...) nvkm_nsec((d), (u) * 1000, ##cond)
 #define nvkm_msec(d,m,cond...) nvkm_usec((d), (m) * 1000, ##cond)
 
-struct nvkm_timer {
-	struct nvkm_subdev subdev;
-	u64  (*read)(struct nvkm_timer *);
-	void (*alarm)(struct nvkm_timer *, u64 time, struct nvkm_alarm *);
-	void (*alarm_cancel)(struct nvkm_timer *, struct nvkm_alarm *);
-};
-
-static inline struct nvkm_timer *
-nvkm_timer(void *obj)
-{
-	return (void *)nvkm_subdev(obj, NVDEV_SUBDEV_TIMER);
-}
-
-#define nvkm_timer_create(p,e,o,d)                                          \
-	nvkm_subdev_create_((p), (e), (o), 0, "PTIMER", "timer",            \
-			       sizeof(**d), (void **)d)
-#define nvkm_timer_destroy(p)                                               \
-	nvkm_subdev_destroy(&(p)->subdev)
-#define nvkm_timer_init(p)                                                  \
-	nvkm_subdev_init_old(&(p)->subdev)
-#define nvkm_timer_fini(p,s)                                                \
-	nvkm_subdev_fini_old(&(p)->subdev, (s))
-
-int nvkm_timer_create_(struct nvkm_object *, struct nvkm_engine *,
-			  struct nvkm_oclass *, int size, void **);
-
-extern struct nvkm_oclass nv04_timer_oclass;
-extern struct nvkm_oclass gk20a_timer_oclass;
+int nv04_timer_new(struct nvkm_device *, int, struct nvkm_timer **);
+int nv40_timer_new(struct nvkm_device *, int, struct nvkm_timer **);
+int nv41_timer_new(struct nvkm_device *, int, struct nvkm_timer **);
+int gk20a_timer_new(struct nvkm_device *, int, struct nvkm_timer **);
 #endif