linux/drivers/gpu/drm/nouveau/include/nvkm/core/subdev.h
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   1#ifndef __NVKM_SUBDEV_H__
   2#define __NVKM_SUBDEV_H__
   3#include <core/device.h>
   4
   5struct nvkm_subdev {
   6        const struct nvkm_subdev_func *func;
   7        struct nvkm_device *device;
   8        enum nvkm_devidx index;
   9        struct mutex mutex;
  10        u32 debug;
  11
  12        bool oneinit;
  13};
  14
  15struct nvkm_subdev_func {
  16        void *(*dtor)(struct nvkm_subdev *);
  17        int (*preinit)(struct nvkm_subdev *);
  18        int (*oneinit)(struct nvkm_subdev *);
  19        int (*init)(struct nvkm_subdev *);
  20        int (*fini)(struct nvkm_subdev *, bool suspend);
  21        void (*intr)(struct nvkm_subdev *);
  22};
  23
  24extern const char *nvkm_subdev_name[NVKM_SUBDEV_NR];
  25void nvkm_subdev_ctor(const struct nvkm_subdev_func *, struct nvkm_device *,
  26                      int index, struct nvkm_subdev *);
  27void nvkm_subdev_del(struct nvkm_subdev **);
  28int  nvkm_subdev_preinit(struct nvkm_subdev *);
  29int  nvkm_subdev_init(struct nvkm_subdev *);
  30int  nvkm_subdev_fini(struct nvkm_subdev *, bool suspend);
  31void nvkm_subdev_intr(struct nvkm_subdev *);
  32
  33/* subdev logging */
  34#define nvkm_printk_(s,l,p,f,a...) do {                                        \
  35        const struct nvkm_subdev *_subdev = (s);                               \
  36        if (_subdev->debug >= (l)) {                                           \
  37                dev_##p(_subdev->device->dev, "%s: "f,                         \
  38                        nvkm_subdev_name[_subdev->index], ##a);                \
  39        }                                                                      \
  40} while(0)
  41#define nvkm_printk(s,l,p,f,a...) nvkm_printk_((s), NV_DBG_##l, p, f, ##a)
  42#define nvkm_fatal(s,f,a...) nvkm_printk((s), FATAL,   crit, f, ##a)
  43#define nvkm_error(s,f,a...) nvkm_printk((s), ERROR,    err, f, ##a)
  44#define nvkm_warn(s,f,a...)  nvkm_printk((s),  WARN, notice, f, ##a)
  45#define nvkm_info(s,f,a...)  nvkm_printk((s),  INFO,   info, f, ##a)
  46#define nvkm_debug(s,f,a...) nvkm_printk((s), DEBUG,   info, f, ##a)
  47#define nvkm_trace(s,f,a...) nvkm_printk((s), TRACE,   info, f, ##a)
  48#define nvkm_spam(s,f,a...)  nvkm_printk((s),  SPAM,    dbg, f, ##a)
  49#endif
  50