drivers/gpu/drm/amd/include/amd_shared.h

   1 /*
   2  * Copyright 2015 Advanced Micro Devices, Inc.
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice shall be included in
  12  * all copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  20  * OTHER DEALINGS IN THE SOFTWARE.
  21  */
  22
  23 #ifndef __AMD_SHARED_H__
  24 #define __AMD_SHARED_H__
  25
  26 #define AMD_MAX_USEC_TIMEOUT            100000  /* 100 ms */
  27
  28 /*
  29 * Supported GPU families (aligned with amdgpu_drm.h)
  30 */
  31 #define AMD_FAMILY_UNKNOWN              0
  32 #define AMD_FAMILY_CI                   120 /* Bonaire, Hawaii */
  33 #define AMD_FAMILY_KV                   125 /* Kaveri, Kabini, Mullins */
  34 #define AMD_FAMILY_VI                   130 /* Iceland, Tonga */
  35 #define AMD_FAMILY_CZ                   135 /* Carrizo */
  36
  37 /*
  38  * Supported ASIC types
  39  */
  40 enum amd_asic_type {
  41         CHIP_BONAIRE = 0,
  42         CHIP_KAVERI,
  43         CHIP_KABINI,
  44         CHIP_HAWAII,
  45         CHIP_MULLINS,
  46         CHIP_TOPAZ,
  47         CHIP_TONGA,
  48         CHIP_FIJI,
  49         CHIP_CARRIZO,
  50         CHIP_STONEY,
  51         CHIP_LAST,
  52 };
  53
  54 /*
  55  * Chip flags
  56  */
  57 enum amd_chip_flags {
  58         AMD_ASIC_MASK = 0x0000ffffUL,
  59         AMD_FLAGS_MASK  = 0xffff0000UL,
  60         AMD_IS_MOBILITY = 0x00010000UL,
  61         AMD_IS_APU      = 0x00020000UL,
  62         AMD_IS_PX       = 0x00040000UL,
  63         AMD_EXP_HW_SUPPORT = 0x00080000UL,
  64 };
  65
  66 enum amd_ip_block_type {
  67         AMD_IP_BLOCK_TYPE_COMMON,
  68         AMD_IP_BLOCK_TYPE_GMC,
  69         AMD_IP_BLOCK_TYPE_IH,
  70         AMD_IP_BLOCK_TYPE_SMC,
  71         AMD_IP_BLOCK_TYPE_DCE,
  72         AMD_IP_BLOCK_TYPE_GFX,
  73         AMD_IP_BLOCK_TYPE_SDMA,
  74         AMD_IP_BLOCK_TYPE_UVD,
  75         AMD_IP_BLOCK_TYPE_VCE,
  76 };
  77
  78 enum amd_clockgating_state {
  79         AMD_CG_STATE_GATE = 0,
  80         AMD_CG_STATE_UNGATE,
  81 };
  82
  83 enum amd_powergating_state {
  84         AMD_PG_STATE_GATE = 0,
  85         AMD_PG_STATE_UNGATE,
  86 };
  87
  88 /* CG flags */
  89 #define AMD_CG_SUPPORT_GFX_MGCG                 (1 << 0)
  90 #define AMD_CG_SUPPORT_GFX_MGLS                 (1 << 1)
  91 #define AMD_CG_SUPPORT_GFX_CGCG                 (1 << 2)
  92 #define AMD_CG_SUPPORT_GFX_CGLS                 (1 << 3)
  93 #define AMD_CG_SUPPORT_GFX_CGTS                 (1 << 4)
  94 #define AMD_CG_SUPPORT_GFX_CGTS_LS              (1 << 5)
  95 #define AMD_CG_SUPPORT_GFX_CP_LS                (1 << 6)
  96 #define AMD_CG_SUPPORT_GFX_RLC_LS               (1 << 7)
  97 #define AMD_CG_SUPPORT_MC_LS                    (1 << 8)
  98 #define AMD_CG_SUPPORT_MC_MGCG                  (1 << 9)
  99 #define AMD_CG_SUPPORT_SDMA_LS                  (1 << 10)
 100 #define AMD_CG_SUPPORT_SDMA_MGCG                (1 << 11)
 101 #define AMD_CG_SUPPORT_BIF_LS                   (1 << 12)
 102 #define AMD_CG_SUPPORT_UVD_MGCG                 (1 << 13)
 103 #define AMD_CG_SUPPORT_VCE_MGCG                 (1 << 14)
 104 #define AMD_CG_SUPPORT_HDP_LS                   (1 << 15)
 105 #define AMD_CG_SUPPORT_HDP_MGCG                 (1 << 16)
 106
 107 /* PG flags */
 108 #define AMD_PG_SUPPORT_GFX_PG                   (1 << 0)
 109 #define AMD_PG_SUPPORT_GFX_SMG                  (1 << 1)
 110 #define AMD_PG_SUPPORT_GFX_DMG                  (1 << 2)
 111 #define AMD_PG_SUPPORT_UVD                      (1 << 3)
 112 #define AMD_PG_SUPPORT_VCE                      (1 << 4)
 113 #define AMD_PG_SUPPORT_CP                       (1 << 5)
 114 #define AMD_PG_SUPPORT_GDS                      (1 << 6)
 115 #define AMD_PG_SUPPORT_RLC_SMU_HS               (1 << 7)
 116 #define AMD_PG_SUPPORT_SDMA                     (1 << 8)
 117 #define AMD_PG_SUPPORT_ACP                      (1 << 9)
 118 #define AMD_PG_SUPPORT_SAMU                     (1 << 10)
 119
 120 enum amd_pm_state_type {
 121         /* not used for dpm */
 122         POWER_STATE_TYPE_DEFAULT,
 123         POWER_STATE_TYPE_POWERSAVE,
 124         /* user selectable states */
 125         POWER_STATE_TYPE_BATTERY,
 126         POWER_STATE_TYPE_BALANCED,
 127         POWER_STATE_TYPE_PERFORMANCE,
 128         /* internal states */
 129         POWER_STATE_TYPE_INTERNAL_UVD,
 130         POWER_STATE_TYPE_INTERNAL_UVD_SD,
 131         POWER_STATE_TYPE_INTERNAL_UVD_HD,
 132         POWER_STATE_TYPE_INTERNAL_UVD_HD2,
 133         POWER_STATE_TYPE_INTERNAL_UVD_MVC,
 134         POWER_STATE_TYPE_INTERNAL_BOOT,
 135         POWER_STATE_TYPE_INTERNAL_THERMAL,
 136         POWER_STATE_TYPE_INTERNAL_ACPI,
 137         POWER_STATE_TYPE_INTERNAL_ULV,
 138         POWER_STATE_TYPE_INTERNAL_3DPERF,
 139 };
 140
 141 struct amd_ip_funcs {
 142         /* sets up early driver state (pre sw_init), does not configure hw - Optional */
 143         int (*early_init)(void *handle);
 144         /* sets up late driver/hw state (post hw_init) - Optional */
 145         int (*late_init)(void *handle);
 146         /* sets up driver state, does not configure hw */
 147         int (*sw_init)(void *handle);
 148         /* tears down driver state, does not configure hw */
 149         int (*sw_fini)(void *handle);
 150         /* sets up the hw state */
 151         int (*hw_init)(void *handle);
 152         /* tears down the hw state */
 153         int (*hw_fini)(void *handle);
 154         /* handles IP specific hw/sw changes for suspend */
 155         int (*suspend)(void *handle);
 156         /* handles IP specific hw/sw changes for resume */
 157         int (*resume)(void *handle);
 158         /* returns current IP block idle status */
 159         bool (*is_idle)(void *handle);
 160         /* poll for idle */
 161         int (*wait_for_idle)(void *handle);
 162         /* soft reset the IP block */
 163         int (*soft_reset)(void *handle);
 164         /* dump the IP block status registers */
 165         void (*print_status)(void *handle);
 166         /* enable/disable cg for the IP block */
 167         int (*set_clockgating_state)(void *handle,
 168                                      enum amd_clockgating_state state);
 169         /* enable/disable pg for the IP block */
 170         int (*set_powergating_state)(void *handle,
 171                                      enum amd_powergating_state state);
 172 };
 173
 174 #endif /* __AMD_SHARED_H__ */