drivers/gpu/drm/nouveau/nvkm/engine/gr/nv40.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __NV40_GR_H__
   3 #define __NV40_GR_H__
   4 #define nv40_gr(p) container_of((p), struct nv40_gr, base)
   5 #include "priv.h"
   6
   7 struct nv40_gr {
   8         struct nvkm_gr base;
   9         u32 size;
  10         struct list_head chan;
  11 };
  12
  13 int nv40_gr_new_(const struct nvkm_gr_func *, struct nvkm_device *, int index,
  14                  struct nvkm_gr **);
  15 int nv40_gr_init(struct nvkm_gr *);
  16 void nv40_gr_intr(struct nvkm_gr *);
  17 u64 nv40_gr_units(struct nvkm_gr *);
  18
  19 #define nv40_gr_chan(p) container_of((p), struct nv40_gr_chan, object)
  20 #include <core/object.h>
  21
  22 struct nv40_gr_chan {
  23         struct nvkm_object object;
  24         struct nv40_gr *gr;
  25         struct nvkm_fifo_chan *fifo;
  26         u32 inst;
  27         struct list_head head;
  28 };
  29
  30 int nv40_gr_chan_new(struct nvkm_gr *, struct nvkm_fifo_chan *,
  31                      const struct nvkm_oclass *, struct nvkm_object **);
  32
  33 extern const struct nvkm_object_func nv40_gr_object;
  34
  35 /* returns 1 if device is one of the nv4x using the 0x4497 object class,
  36  * helpful to determine a number of other hardware features
  37  */
  38 static inline int
  39 nv44_gr_class(struct nvkm_device *device)
  40 {
  41         if ((device->chipset & 0xf0) == 0x60)
  42                 return 1;
  43
  44         return !(0x0aaf & (1 << (device->chipset & 0x0f)));
  45 }
  46
  47 int  nv40_grctx_init(struct nvkm_device *, u32 *size);
  48 void nv40_grctx_fill(struct nvkm_device *, struct nvkm_gpuobj *);
  49 #endif