xref: /linux/drivers/gpu/drm/nouveau/include/nvif/if0001.h (revision e58e871becec2d3b04ed91c0c16fe8deac9c9dfa)
1 #ifndef __NVIF_IF0001_H__
2 #define __NVIF_IF0001_H__
3 
4 #define NVIF_CONTROL_PSTATE_INFO                                           0x00
5 #define NVIF_CONTROL_PSTATE_ATTR                                           0x01
6 #define NVIF_CONTROL_PSTATE_USER                                           0x02
7 
8 struct nvif_control_pstate_info_v0 {
9 	__u8  version;
10 	__u8  count; /* out: number of power states */
11 #define NVIF_CONTROL_PSTATE_INFO_V0_USTATE_DISABLE                         (-1)
12 #define NVIF_CONTROL_PSTATE_INFO_V0_USTATE_PERFMON                         (-2)
13 	__s8  ustate_ac; /* out: target pstate index */
14 	__s8  ustate_dc; /* out: target pstate index */
15 	__s8  pwrsrc; /* out: current power source */
16 #define NVIF_CONTROL_PSTATE_INFO_V0_PSTATE_UNKNOWN                         (-1)
17 #define NVIF_CONTROL_PSTATE_INFO_V0_PSTATE_PERFMON                         (-2)
18 	__s8  pstate; /* out: current pstate index */
19 	__u8  pad06[2];
20 };
21 
22 struct nvif_control_pstate_attr_v0 {
23 	__u8  version;
24 #define NVIF_CONTROL_PSTATE_ATTR_V0_STATE_CURRENT                          (-1)
25 	__s8  state; /*  in: index of pstate to query
26 		      * out: pstate identifier
27 		      */
28 	__u8  index; /*  in: index of attribute to query
29 		      * out: index of next attribute, or 0 if no more
30 		      */
31 	__u8  pad03[5];
32 	__u32 min;
33 	__u32 max;
34 	char  name[32];
35 	char  unit[16];
36 };
37 
38 struct nvif_control_pstate_user_v0 {
39 	__u8  version;
40 #define NVIF_CONTROL_PSTATE_USER_V0_STATE_UNKNOWN                          (-1)
41 #define NVIF_CONTROL_PSTATE_USER_V0_STATE_PERFMON                          (-2)
42 	__s8  ustate; /*  in: pstate identifier */
43 	__s8  pwrsrc; /*  in: target power source */
44 	__u8  pad03[5];
45 };
46 #endif
47