linux/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.h
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   1#ifndef __NVKM_DISP_OUTP_H__
   2#define __NVKM_DISP_OUTP_H__
   3#include <engine/disp.h>
   4
   5#include <subdev/bios.h>
   6#include <subdev/bios/dcb.h>
   7
   8struct nvkm_outp {
   9        const struct nvkm_outp_func *func;
  10        struct nvkm_disp *disp;
  11        int index;
  12        struct dcb_output info;
  13
  14        struct nvkm_i2c_bus *i2c;
  15        int or;
  16
  17        struct list_head head;
  18        struct nvkm_conn *conn;
  19
  20        /* Assembly state. */
  21#define NVKM_OUTP_PRIV 1
  22#define NVKM_OUTP_USER 2
  23        u8 acquired:2;
  24        struct nvkm_ior *ior;
  25};
  26
  27int nvkm_outp_ctor(const struct nvkm_outp_func *, struct nvkm_disp *,
  28                   int index, struct dcb_output *, struct nvkm_outp *);
  29int nvkm_outp_new(struct nvkm_disp *, int index, struct dcb_output *,
  30                  struct nvkm_outp **);
  31void nvkm_outp_del(struct nvkm_outp **);
  32void nvkm_outp_init(struct nvkm_outp *);
  33void nvkm_outp_fini(struct nvkm_outp *);
  34int nvkm_outp_acquire(struct nvkm_outp *, u8 user);
  35void nvkm_outp_release(struct nvkm_outp *, u8 user);
  36void nvkm_outp_route(struct nvkm_disp *);
  37
  38struct nvkm_outp_func {
  39        void *(*dtor)(struct nvkm_outp *);
  40        void (*init)(struct nvkm_outp *);
  41        void (*fini)(struct nvkm_outp *);
  42        int (*acquire)(struct nvkm_outp *);
  43        void (*release)(struct nvkm_outp *, struct nvkm_ior *);
  44};
  45
  46#define OUTP_MSG(o,l,f,a...) do {                                              \
  47        struct nvkm_outp *_outp = (o);                                         \
  48        nvkm_##l(&_outp->disp->engine.subdev, "outp %02x:%04x:%04x: "f"\n",    \
  49                 _outp->index, _outp->info.hasht, _outp->info.hashm, ##a);     \
  50} while(0)
  51#define OUTP_ERR(o,f,a...) OUTP_MSG((o), error, f, ##a)
  52#define OUTP_DBG(o,f,a...) OUTP_MSG((o), debug, f, ##a)
  53#define OUTP_TRACE(o,f,a...) OUTP_MSG((o), trace, f, ##a)
  54#endif
  55