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 #include <drm/amd_asic_type.h> 27 28 29 #define AMD_MAX_USEC_TIMEOUT 200000 /* 200 ms */ 30 31 /* 32 * Chip flags 33 */ 34 enum amd_chip_flags { 35 AMD_ASIC_MASK = 0x0000ffffUL, 36 AMD_FLAGS_MASK = 0xffff0000UL, 37 AMD_IS_MOBILITY = 0x00010000UL, 38 AMD_IS_APU = 0x00020000UL, 39 AMD_IS_PX = 0x00040000UL, 40 AMD_EXP_HW_SUPPORT = 0x00080000UL, 41 }; 42 43 enum amd_ip_block_type { 44 AMD_IP_BLOCK_TYPE_COMMON, 45 AMD_IP_BLOCK_TYPE_GMC, 46 AMD_IP_BLOCK_TYPE_IH, 47 AMD_IP_BLOCK_TYPE_SMC, 48 AMD_IP_BLOCK_TYPE_PSP, 49 AMD_IP_BLOCK_TYPE_DCE, 50 AMD_IP_BLOCK_TYPE_GFX, 51 AMD_IP_BLOCK_TYPE_SDMA, 52 AMD_IP_BLOCK_TYPE_UVD, 53 AMD_IP_BLOCK_TYPE_VCE, 54 AMD_IP_BLOCK_TYPE_ACP, 55 AMD_IP_BLOCK_TYPE_VCN 56 }; 57 58 enum amd_clockgating_state { 59 AMD_CG_STATE_GATE = 0, 60 AMD_CG_STATE_UNGATE, 61 }; 62 63 64 enum amd_powergating_state { 65 AMD_PG_STATE_GATE = 0, 66 AMD_PG_STATE_UNGATE, 67 }; 68 69 70 /* CG flags */ 71 #define AMD_CG_SUPPORT_GFX_MGCG (1 << 0) 72 #define AMD_CG_SUPPORT_GFX_MGLS (1 << 1) 73 #define AMD_CG_SUPPORT_GFX_CGCG (1 << 2) 74 #define AMD_CG_SUPPORT_GFX_CGLS (1 << 3) 75 #define AMD_CG_SUPPORT_GFX_CGTS (1 << 4) 76 #define AMD_CG_SUPPORT_GFX_CGTS_LS (1 << 5) 77 #define AMD_CG_SUPPORT_GFX_CP_LS (1 << 6) 78 #define AMD_CG_SUPPORT_GFX_RLC_LS (1 << 7) 79 #define AMD_CG_SUPPORT_MC_LS (1 << 8) 80 #define AMD_CG_SUPPORT_MC_MGCG (1 << 9) 81 #define AMD_CG_SUPPORT_SDMA_LS (1 << 10) 82 #define AMD_CG_SUPPORT_SDMA_MGCG (1 << 11) 83 #define AMD_CG_SUPPORT_BIF_LS (1 << 12) 84 #define AMD_CG_SUPPORT_UVD_MGCG (1 << 13) 85 #define AMD_CG_SUPPORT_VCE_MGCG (1 << 14) 86 #define AMD_CG_SUPPORT_HDP_LS (1 << 15) 87 #define AMD_CG_SUPPORT_HDP_MGCG (1 << 16) 88 #define AMD_CG_SUPPORT_ROM_MGCG (1 << 17) 89 #define AMD_CG_SUPPORT_DRM_LS (1 << 18) 90 #define AMD_CG_SUPPORT_BIF_MGCG (1 << 19) 91 #define AMD_CG_SUPPORT_GFX_3D_CGCG (1 << 20) 92 #define AMD_CG_SUPPORT_GFX_3D_CGLS (1 << 21) 93 #define AMD_CG_SUPPORT_DRM_MGCG (1 << 22) 94 #define AMD_CG_SUPPORT_DF_MGCG (1 << 23) 95 #define AMD_CG_SUPPORT_VCN_MGCG (1 << 24) 96 /* PG flags */ 97 #define AMD_PG_SUPPORT_GFX_PG (1 << 0) 98 #define AMD_PG_SUPPORT_GFX_SMG (1 << 1) 99 #define AMD_PG_SUPPORT_GFX_DMG (1 << 2) 100 #define AMD_PG_SUPPORT_UVD (1 << 3) 101 #define AMD_PG_SUPPORT_VCE (1 << 4) 102 #define AMD_PG_SUPPORT_CP (1 << 5) 103 #define AMD_PG_SUPPORT_GDS (1 << 6) 104 #define AMD_PG_SUPPORT_RLC_SMU_HS (1 << 7) 105 #define AMD_PG_SUPPORT_SDMA (1 << 8) 106 #define AMD_PG_SUPPORT_ACP (1 << 9) 107 #define AMD_PG_SUPPORT_SAMU (1 << 10) 108 #define AMD_PG_SUPPORT_GFX_QUICK_MG (1 << 11) 109 #define AMD_PG_SUPPORT_GFX_PIPELINE (1 << 12) 110 #define AMD_PG_SUPPORT_MMHUB (1 << 13) 111 #define AMD_PG_SUPPORT_VCN (1 << 14) 112 113 enum PP_FEATURE_MASK { 114 PP_SCLK_DPM_MASK = 0x1, 115 PP_MCLK_DPM_MASK = 0x2, 116 PP_PCIE_DPM_MASK = 0x4, 117 PP_SCLK_DEEP_SLEEP_MASK = 0x8, 118 PP_POWER_CONTAINMENT_MASK = 0x10, 119 PP_UVD_HANDSHAKE_MASK = 0x20, 120 PP_SMC_VOLTAGE_CONTROL_MASK = 0x40, 121 PP_VBI_TIME_SUPPORT_MASK = 0x80, 122 PP_ULV_MASK = 0x100, 123 PP_ENABLE_GFX_CG_THRU_SMU = 0x200, 124 PP_CLOCK_STRETCH_MASK = 0x400, 125 PP_OD_FUZZY_FAN_CONTROL_MASK = 0x800, 126 PP_SOCCLK_DPM_MASK = 0x1000, 127 PP_DCEFCLK_DPM_MASK = 0x2000, 128 PP_OVERDRIVE_MASK = 0x4000, 129 PP_GFXOFF_MASK = 0x8000, 130 PP_ACG_MASK = 0x10000, 131 PP_STUTTER_MODE = 0x20000, 132 }; 133 134 /** 135 * struct amd_ip_funcs - general hooks for managing amdgpu IP Blocks 136 */ 137 struct amd_ip_funcs { 138 /** @name: Name of IP block */ 139 char *name; 140 /** 141 * @early_init: 142 * 143 * sets up early driver state (pre sw_init), 144 * does not configure hw - Optional 145 */ 146 int (*early_init)(void *handle); 147 /** @late_init: sets up late driver/hw state (post hw_init) - Optional */ 148 int (*late_init)(void *handle); 149 /** @sw_init: sets up driver state, does not configure hw */ 150 int (*sw_init)(void *handle); 151 /** @sw_fini: tears down driver state, does not configure hw */ 152 int (*sw_fini)(void *handle); 153 /** @hw_init: sets up the hw state */ 154 int (*hw_init)(void *handle); 155 /** @hw_fini: tears down the hw state */ 156 int (*hw_fini)(void *handle); 157 /** @late_fini: final cleanup */ 158 void (*late_fini)(void *handle); 159 /** @suspend: handles IP specific hw/sw changes for suspend */ 160 int (*suspend)(void *handle); 161 /** @resume: handles IP specific hw/sw changes for resume */ 162 int (*resume)(void *handle); 163 /** @is_idle: returns current IP block idle status */ 164 bool (*is_idle)(void *handle); 165 /** @wait_for_idle: poll for idle */ 166 int (*wait_for_idle)(void *handle); 167 /** @check_soft_reset: check soft reset the IP block */ 168 bool (*check_soft_reset)(void *handle); 169 /** @pre_soft_reset: pre soft reset the IP block */ 170 int (*pre_soft_reset)(void *handle); 171 /** @soft_reset: soft reset the IP block */ 172 int (*soft_reset)(void *handle); 173 /** @post_soft_reset: post soft reset the IP block */ 174 int (*post_soft_reset)(void *handle); 175 /** @set_clockgating_state: enable/disable cg for the IP block */ 176 int (*set_clockgating_state)(void *handle, 177 enum amd_clockgating_state state); 178 /** @set_powergating_state: enable/disable pg for the IP block */ 179 int (*set_powergating_state)(void *handle, 180 enum amd_powergating_state state); 181 /** @get_clockgating_state: get current clockgating status */ 182 void (*get_clockgating_state)(void *handle, u32 *flags); 183 }; 184 185 186 #endif /* __AMD_SHARED_H__ */ 187