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kernel/linux-rt-4.4.41/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv40.h 1.21 KB
5113f6f70   김현기   kernel add
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  #ifndef __NV40_GR_H__
  #define __NV40_GR_H__
  #define nv40_gr(p) container_of((p), struct nv40_gr, base)
  #include "priv.h"
  
  struct nv40_gr {
  	struct nvkm_gr base;
  	u32 size;
  	struct list_head chan;
  };
  
  int nv40_gr_new_(const struct nvkm_gr_func *, struct nvkm_device *, int index,
  		 struct nvkm_gr **);
  int nv40_gr_init(struct nvkm_gr *);
  void nv40_gr_intr(struct nvkm_gr *);
  u64 nv40_gr_units(struct nvkm_gr *);
  
  #define nv40_gr_chan(p) container_of((p), struct nv40_gr_chan, object)
  
  struct nv40_gr_chan {
  	struct nvkm_object object;
  	struct nv40_gr *gr;
  	struct nvkm_fifo_chan *fifo;
  	u32 inst;
  	struct list_head head;
  };
  
  int nv40_gr_chan_new(struct nvkm_gr *, struct nvkm_fifo_chan *,
  		     const struct nvkm_oclass *, struct nvkm_object **);
  
  extern const struct nvkm_object_func nv40_gr_object;
  
  /* returns 1 if device is one of the nv4x using the 0x4497 object class,
   * helpful to determine a number of other hardware features
   */
  static inline int
  nv44_gr_class(struct nvkm_device *device)
  {
  	if ((device->chipset & 0xf0) == 0x60)
  		return 1;
  
  	return !(0x0aaf & (1 << (device->chipset & 0x0f)));
  }
  
  int  nv40_grctx_init(struct nvkm_device *, u32 *size);
  void nv40_grctx_fill(struct nvkm_device *, struct nvkm_gpuobj *);
  #endif