drivers/gpu/drm/nouveau/include/nvkm/core/subdev.h

   1 #ifndef __NVKM_SUBDEV_H__
   2 #define __NVKM_SUBDEV_H__
   3 #include <core/object.h>
   4
   5 #define NV_SUBDEV_(sub,var) (((var) << 8) | (sub))
   6 #define NV_SUBDEV(name,var)  NV_SUBDEV_(NVDEV_SUBDEV_##name, (var))
   7
   8 struct nvkm_subdev {
   9         struct nvkm_object object;
  10         const struct nvkm_subdev_func *func;
  11         struct nvkm_device *device;
  12         int index;
  13         u32 pmc_enable;
  14
  15         struct mutex mutex;
  16         u32 debug;
  17         bool oneinit;
  18
  19         void (*intr)(struct nvkm_subdev *);
  20         u32 unit;
  21 };
  22
  23 struct nvkm_subdev_func {
  24         void *(*dtor)(struct nvkm_subdev *);
  25         int (*preinit)(struct nvkm_subdev *);
  26         int (*oneinit)(struct nvkm_subdev *);
  27         int (*init)(struct nvkm_subdev *);
  28         int (*fini)(struct nvkm_subdev *, bool suspend);
  29         void (*intr)(struct nvkm_subdev *);
  30 };
  31
  32 extern const char *nvkm_subdev_name[64];
  33 void nvkm_subdev_ctor(const struct nvkm_subdev_func *, struct nvkm_device *,
  34                       int index, u32 pmc_enable, struct nvkm_subdev *);
  35 void nvkm_subdev_del(struct nvkm_subdev **);
  36 int  nvkm_subdev_preinit(struct nvkm_subdev *);
  37 int  nvkm_subdev_init(struct nvkm_subdev *);
  38 int  nvkm_subdev_fini(struct nvkm_subdev *, bool suspend);
  39 void nvkm_subdev_intr(struct nvkm_subdev *);
  40
  41 static inline struct nvkm_subdev *
  42 nv_subdev(void *obj)
  43 {
  44 #if CONFIG_NOUVEAU_DEBUG >= NV_DBG_PARANOIA
  45         BUG_ON(!nv_iclass(obj, NV_SUBDEV_CLASS));
  46 #endif
  47         return obj;
  48 }
  49
  50 static inline int
  51 nv_subidx(struct nvkm_subdev *subdev)
  52 {
  53         return nv_hclass(subdev) & 0xff;
  54 }
  55
  56 struct nvkm_subdev *nvkm_subdev(void *obj, int idx);
  57
  58 #define nvkm_subdev_create(p,e,o,v,s,f,d)                                   \
  59         nvkm_subdev_create_((p), (e), (o), (v), (s), (f),                   \
  60                                sizeof(**d),(void **)d)
  61
  62 int  nvkm_subdev_create_(struct nvkm_object *, struct nvkm_object *,
  63                             struct nvkm_oclass *, u32 pclass,
  64                             const char *sname, const char *fname,
  65                             int size, void **);
  66 void nvkm_subdev_destroy(struct nvkm_subdev *);
  67 int  nvkm_subdev_init_old(struct nvkm_subdev *);
  68 int  nvkm_subdev_fini_old(struct nvkm_subdev *, bool suspend);
  69 void nvkm_subdev_reset(struct nvkm_object *);
  70
  71 void _nvkm_subdev_dtor(struct nvkm_object *);
  72 int  _nvkm_subdev_init(struct nvkm_object *);
  73 int  _nvkm_subdev_fini(struct nvkm_object *, bool suspend);
  74
  75 /* subdev logging */
  76 #define nvkm_printk_(s,l,p,f,a...) do {                                        \
  77         struct nvkm_subdev *_subdev = (s);                                     \
  78         if (_subdev->debug >= (l)) {                                           \
  79                 dev_##p(_subdev->device->dev, "%s: "f,                         \
  80                         nvkm_subdev_name[_subdev->index], ##a);                \
  81         }                                                                      \
  82 } while(0)
  83 #define nvkm_printk(s,l,p,f,a...) nvkm_printk_((s), NV_DBG_##l, p, f, ##a)
  84 #define nvkm_fatal(s,f,a...) nvkm_printk((s), FATAL,   crit, f, ##a)
  85 #define nvkm_error(s,f,a...) nvkm_printk((s), ERROR,    err, f, ##a)
  86 #define nvkm_warn(s,f,a...)  nvkm_printk((s),  WARN, notice, f, ##a)
  87 #define nvkm_info(s,f,a...)  nvkm_printk((s),  INFO,   info, f, ##a)
  88 #define nvkm_debug(s,f,a...) nvkm_printk((s), DEBUG,   info, f, ##a)
  89 #define nvkm_trace(s,f,a...) nvkm_printk((s), TRACE,   info, f, ##a)
  90 #define nvkm_spam(s,f,a...)  nvkm_printk((s),  SPAM,    dbg, f, ##a)
  91
  92 #include <core/engine.h>
  93 #endif