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
nv44_gr_class(struct nvkm_device * device)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