1 /* SPDX-License-Identifier: MIT */
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 *, enum nvkm_subdev_type, int,
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_chan *fifo;
26 	u32 inst;
27 	struct list_head head;
28 };
29 
30 int nv40_gr_chan_new(struct nvkm_gr *, struct nvkm_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
nv44_gr_class(struct nvkm_device * device)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
50