diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/include/nvkm/core/subdev.h')
| -rw-r--r-- | drivers/gpu/drm/nouveau/include/nvkm/core/subdev.h | 42 |
1 files changed, 35 insertions, 7 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/subdev.h b/drivers/gpu/drm/nouveau/include/nvkm/core/subdev.h index 96113c8bee8c..bce6e1ba09ea 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/core/subdev.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/core/subdev.h @@ -17,10 +17,19 @@ struct nvkm_subdev { struct nvkm_device *device; enum nvkm_subdev_type type; int inst; + char name[16]; u32 debug; - struct list_head head; + struct { + refcount_t refcount; + struct mutex mutex; + bool enabled; + } use; + + struct nvkm_inth inth; + + struct list_head head; void **pself; bool oneinit; }; @@ -38,22 +47,41 @@ struct nvkm_subdev_func { extern const char *nvkm_subdev_type[NVKM_SUBDEV_NR]; int nvkm_subdev_new_(const struct nvkm_subdev_func *, struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_subdev **); -void nvkm_subdev_ctor(const struct nvkm_subdev_func *, struct nvkm_device *, - enum nvkm_subdev_type, int inst, struct nvkm_subdev *); +void __nvkm_subdev_ctor(const struct nvkm_subdev_func *, struct nvkm_device *, + enum nvkm_subdev_type, int inst, struct nvkm_subdev *); + +static inline void +nvkm_subdev_ctor(const struct nvkm_subdev_func *func, struct nvkm_device *device, + enum nvkm_subdev_type type, int inst, struct nvkm_subdev *subdev) +{ + __nvkm_subdev_ctor(func, device, type, inst, subdev); + mutex_init(&subdev->use.mutex); +} + void nvkm_subdev_disable(struct nvkm_device *, enum nvkm_subdev_type, int inst); void nvkm_subdev_del(struct nvkm_subdev **); +int nvkm_subdev_ref(struct nvkm_subdev *); +void nvkm_subdev_unref(struct nvkm_subdev *); int nvkm_subdev_preinit(struct nvkm_subdev *); +int nvkm_subdev_oneinit(struct nvkm_subdev *); int nvkm_subdev_init(struct nvkm_subdev *); int nvkm_subdev_fini(struct nvkm_subdev *, bool suspend); int nvkm_subdev_info(struct nvkm_subdev *, u64, u64 *); void nvkm_subdev_intr(struct nvkm_subdev *); /* subdev logging */ -#define nvkm_printk_(s,l,p,f,a...) do { \ - const struct nvkm_subdev *_subdev = (s); \ - if (CONFIG_NOUVEAU_DEBUG >= (l) && _subdev->debug >= (l)) \ - dev_##p(_subdev->device->dev, "%s: "f, _subdev->name, ##a); \ +#define nvkm_printk_ok(s,u,l) \ + ((CONFIG_NOUVEAU_DEBUG >= (l)) && ((s)->debug >= (l) || ((u) && (u)->debug >= (l)))) +#define nvkm_printk___(s,u,l,p,f,a...) do { \ + if (nvkm_printk_ok((s), (u), (l))) { \ + if ((u) && (u) != (s)) \ + dev_##p((s)->device->dev, "%s(%s):"f, (s)->name, (u)->name, ##a); \ + else \ + dev_##p((s)->device->dev, "%s:"f, (s)->name, ##a); \ + } \ } while(0) +#define nvkm_printk__(s,l,p,f,a...) nvkm_printk___((s), (s), (l), p, f, ##a) +#define nvkm_printk_(s,l,p,f,a...) nvkm_printk__((s), (l), p, " "f, ##a) #define nvkm_printk(s,l,p,f,a...) nvkm_printk_((s), NV_DBG_##l, p, f, ##a) #define nvkm_fatal(s,f,a...) nvkm_printk((s), FATAL, crit, f, ##a) #define nvkm_error(s,f,a...) nvkm_printk((s), ERROR, err, f, ##a) |