xref: /netbsd-src/sys/external/bsd/drm2/dist/drm/nouveau/include/nvif/if0001.h (revision 41ec02673d281bbb3d38e6c78504ce6e30c228c1)
1 /*	$NetBSD: if0001.h,v 1.2 2021/12/18 23:45:33 riastradh Exp $	*/
2 
3 /* SPDX-License-Identifier: MIT */
4 #ifndef __NVIF_IF0001_H__
5 #define __NVIF_IF0001_H__
6 
7 #define NVIF_CONTROL_PSTATE_INFO                                           0x00
8 #define NVIF_CONTROL_PSTATE_ATTR                                           0x01
9 #define NVIF_CONTROL_PSTATE_USER                                           0x02
10 
11 struct nvif_control_pstate_info_v0 {
12 	__u8  version;
13 	__u8  count; /* out: number of power states */
14 #define NVIF_CONTROL_PSTATE_INFO_V0_USTATE_DISABLE                         (-1)
15 #define NVIF_CONTROL_PSTATE_INFO_V0_USTATE_PERFMON                         (-2)
16 	__s8  ustate_ac; /* out: target pstate index */
17 	__s8  ustate_dc; /* out: target pstate index */
18 	__s8  pwrsrc; /* out: current power source */
19 #define NVIF_CONTROL_PSTATE_INFO_V0_PSTATE_UNKNOWN                         (-1)
20 #define NVIF_CONTROL_PSTATE_INFO_V0_PSTATE_PERFMON                         (-2)
21 	__s8  pstate; /* out: current pstate index */
22 	__u8  pad06[2];
23 };
24 
25 struct nvif_control_pstate_attr_v0 {
26 	__u8  version;
27 #define NVIF_CONTROL_PSTATE_ATTR_V0_STATE_CURRENT                          (-1)
28 	__s8  state; /*  in: index of pstate to query
29 		      * out: pstate identifier
30 		      */
31 	__u8  index; /*  in: index of attribute to query
32 		      * out: index of next attribute, or 0 if no more
33 		      */
34 	__u8  pad03[5];
35 	__u32 min;
36 	__u32 max;
37 	char  name[32];
38 	char  unit[16];
39 };
40 
41 struct nvif_control_pstate_user_v0 {
42 	__u8  version;
43 #define NVIF_CONTROL_PSTATE_USER_V0_STATE_UNKNOWN                          (-1)
44 #define NVIF_CONTROL_PSTATE_USER_V0_STATE_PERFMON                          (-2)
45 	__s8  ustate; /*  in: pstate identifier */
46 	__s8  pwrsrc; /*  in: target power source */
47 	__u8  pad03[5];
48 };
49 #endif
50