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      1 /*	$NetBSD: nv40.h,v 1.3 2021/12/18 23:45:36 riastradh Exp $	*/
      2 
      3 /* SPDX-License-Identifier: MIT */
      4 #ifndef __NV40_GR_H__
      5 #define __NV40_GR_H__
      6 #define nv40_gr(p) container_of((p), struct nv40_gr, base)
      7 #include "priv.h"
      8 
      9 struct nv40_gr {
     10 	struct nvkm_gr base;
     11 	u32 size;
     12 	struct list_head chan;
     13 };
     14 
     15 int nv40_gr_new_(const struct nvkm_gr_func *, struct nvkm_device *, int index,
     16 		 struct nvkm_gr **);
     17 int nv40_gr_init(struct nvkm_gr *);
     18 void nv40_gr_intr(struct nvkm_gr *);
     19 u64 nv40_gr_units(struct nvkm_gr *);
     20 
     21 #define nv40_gr_chan(p) container_of((p), struct nv40_gr_chan, object)
     22 #include <core/object.h>
     23 
     24 struct nv40_gr_chan {
     25 	struct nvkm_object object;
     26 	struct nv40_gr *gr;
     27 	struct nvkm_fifo_chan *fifo;
     28 	u32 inst;
     29 	struct list_head head;
     30 };
     31 
     32 int nv40_gr_chan_new(struct nvkm_gr *, struct nvkm_fifo_chan *,
     33 		     const struct nvkm_oclass *, struct nvkm_object **);
     34 
     35 extern const struct nvkm_object_func nv40_gr_object;
     36 
     37 /* returns 1 if device is one of the nv4x using the 0x4497 object class,
     38  * helpful to determine a number of other hardware features
     39  */
     40 static inline int
     41 nv44_gr_class(struct nvkm_device *device)
     42 {
     43 	if ((device->chipset & 0xf0) == 0x60)
     44 		return 1;
     45 
     46 	return !(0x0aaf & (1 << (device->chipset & 0x0f)));
     47 }
     48 
     49 int  nv40_grctx_init(struct nvkm_device *, u32 *size);
     50 void nv40_grctx_fill(struct nvkm_device *, struct nvkm_gpuobj *);
     51 #endif
     52