xref: /netbsd-src/sys/external/bsd/drm2/dist/drm/nouveau/include/nvkm/subdev/bios/cstep.h (revision 41ec02673d281bbb3d38e6c78504ce6e30c228c1)
1 /*	$NetBSD: cstep.h,v 1.3 2021/12/18 23:45:33 riastradh Exp $	*/
2 
3 /* SPDX-License-Identifier: MIT */
4 #ifndef __NVBIOS_CSTEP_H__
5 #define __NVBIOS_CSTEP_H__
6 u32 nvbios_cstepTe(struct nvkm_bios *,
7 		   u8 *ver, u8 *hdr, u8 *cnt, u8 *len, u8 *xnr, u8 *xsz);
8 
9 struct nvbios_cstepE {
10 	u8  pstate;
11 	u8  index;
12 };
13 
14 u32 nvbios_cstepEe(struct nvkm_bios *, int idx, u8 *ver, u8 *hdr);
15 u32 nvbios_cstepEp(struct nvkm_bios *, int idx, u8 *ver, u8 *hdr,
16 		   struct nvbios_cstepE *);
17 u32 nvbios_cstepEm(struct nvkm_bios *, u8 pstate, u8 *ver, u8 *hdr,
18 		   struct nvbios_cstepE *);
19 
20 struct nvbios_cstepX {
21 	u32 freq;
22 	u8  unkn[2];
23 	u8  voltage;
24 };
25 
26 u32 nvbios_cstepXe(struct nvkm_bios *, int idx, u8 *ver, u8 *hdr);
27 u32 nvbios_cstepXp(struct nvkm_bios *, int idx, u8 *ver, u8 *hdr,
28 		   struct nvbios_cstepX *);
29 #endif
30