1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __NVIF_IF0001_H__
3 #define __NVIF_IF0001_H__
4 
5 #define NVIF_CONTROL_PSTATE_INFO                                           0x00
6 #define NVIF_CONTROL_PSTATE_ATTR                                           0x01
7 #define NVIF_CONTROL_PSTATE_USER                                           0x02
8 
9 struct nvif_control_pstate_info_v0 {
10 	__u8  version;
11 	__u8  count; /* out: number of power states */
12 #define NVIF_CONTROL_PSTATE_INFO_V0_USTATE_DISABLE                         (-1)
13 #define NVIF_CONTROL_PSTATE_INFO_V0_USTATE_PERFMON                         (-2)
14 	__s8  ustate_ac; /* out: target pstate index */
15 	__s8  ustate_dc; /* out: target pstate index */
16 	__s8  pwrsrc; /* out: current power source */
17 #define NVIF_CONTROL_PSTATE_INFO_V0_PSTATE_UNKNOWN                         (-1)
18 #define NVIF_CONTROL_PSTATE_INFO_V0_PSTATE_PERFMON                         (-2)
19 	__s8  pstate; /* out: current pstate index */
20 	__u8  pad06[2];
21 };
22 
23 struct nvif_control_pstate_attr_v0 {
24 	__u8  version;
25 #define NVIF_CONTROL_PSTATE_ATTR_V0_STATE_CURRENT                          (-1)
26 	__s8  state; /*  in: index of pstate to query
27 		      * out: pstate identifier
28 		      */
29 	__u8  index; /*  in: index of attribute to query
30 		      * out: index of next attribute, or 0 if no more
31 		      */
32 	__u8  pad03[5];
33 	__u32 min;
34 	__u32 max;
35 	char  name[32];
36 	char  unit[16];
37 };
38 
39 struct nvif_control_pstate_user_v0 {
40 	__u8  version;
41 #define NVIF_CONTROL_PSTATE_USER_V0_STATE_UNKNOWN                          (-1)
42 #define NVIF_CONTROL_PSTATE_USER_V0_STATE_PERFMON                          (-2)
43 	__s8  ustate; /*  in: pstate identifier */
44 	__s8  pwrsrc; /*  in: target power source */
45 	__u8  pad03[5];
46 };
47 #endif
48