drivers/gpu/drm/nouveau/include/nvif/if0001.h

   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