2 * Copyright 2015 Advanced Micro Devices, Inc.
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:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
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.
23 #ifndef __AMD_SHARED_H__
24 #define __AMD_SHARED_H__
26 #include <drm/amd_asic_type.h>
29 #define AMD_MAX_USEC_TIMEOUT 1000000 /* 1000 ms */
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,
43 enum amd_ip_block_type {
44 AMD_IP_BLOCK_TYPE_COMMON,
45 AMD_IP_BLOCK_TYPE_GMC,
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,
59 enum amd_clockgating_state {
60 AMD_CG_STATE_GATE = 0,
65 enum amd_powergating_state {
66 AMD_PG_STATE_GATE = 0,
72 #define AMD_CG_SUPPORT_GFX_MGCG (1 << 0)
73 #define AMD_CG_SUPPORT_GFX_MGLS (1 << 1)
74 #define AMD_CG_SUPPORT_GFX_CGCG (1 << 2)
75 #define AMD_CG_SUPPORT_GFX_CGLS (1 << 3)
76 #define AMD_CG_SUPPORT_GFX_CGTS (1 << 4)
77 #define AMD_CG_SUPPORT_GFX_CGTS_LS (1 << 5)
78 #define AMD_CG_SUPPORT_GFX_CP_LS (1 << 6)
79 #define AMD_CG_SUPPORT_GFX_RLC_LS (1 << 7)
80 #define AMD_CG_SUPPORT_MC_LS (1 << 8)
81 #define AMD_CG_SUPPORT_MC_MGCG (1 << 9)
82 #define AMD_CG_SUPPORT_SDMA_LS (1 << 10)
83 #define AMD_CG_SUPPORT_SDMA_MGCG (1 << 11)
84 #define AMD_CG_SUPPORT_BIF_LS (1 << 12)
85 #define AMD_CG_SUPPORT_UVD_MGCG (1 << 13)
86 #define AMD_CG_SUPPORT_VCE_MGCG (1 << 14)
87 #define AMD_CG_SUPPORT_HDP_LS (1 << 15)
88 #define AMD_CG_SUPPORT_HDP_MGCG (1 << 16)
89 #define AMD_CG_SUPPORT_ROM_MGCG (1 << 17)
90 #define AMD_CG_SUPPORT_DRM_LS (1 << 18)
91 #define AMD_CG_SUPPORT_BIF_MGCG (1 << 19)
92 #define AMD_CG_SUPPORT_GFX_3D_CGCG (1 << 20)
93 #define AMD_CG_SUPPORT_GFX_3D_CGLS (1 << 21)
94 #define AMD_CG_SUPPORT_DRM_MGCG (1 << 22)
95 #define AMD_CG_SUPPORT_DF_MGCG (1 << 23)
96 #define AMD_CG_SUPPORT_VCN_MGCG (1 << 24)
97 #define AMD_CG_SUPPORT_HDP_DS (1 << 25)
98 #define AMD_CG_SUPPORT_HDP_SD (1 << 26)
99 #define AMD_CG_SUPPORT_IH_CG (1 << 27)
100 #define AMD_CG_SUPPORT_ATHUB_LS (1 << 28)
101 #define AMD_CG_SUPPORT_ATHUB_MGCG (1 << 29)
103 #define AMD_PG_SUPPORT_GFX_PG (1 << 0)
104 #define AMD_PG_SUPPORT_GFX_SMG (1 << 1)
105 #define AMD_PG_SUPPORT_GFX_DMG (1 << 2)
106 #define AMD_PG_SUPPORT_UVD (1 << 3)
107 #define AMD_PG_SUPPORT_VCE (1 << 4)
108 #define AMD_PG_SUPPORT_CP (1 << 5)
109 #define AMD_PG_SUPPORT_GDS (1 << 6)
110 #define AMD_PG_SUPPORT_RLC_SMU_HS (1 << 7)
111 #define AMD_PG_SUPPORT_SDMA (1 << 8)
112 #define AMD_PG_SUPPORT_ACP (1 << 9)
113 #define AMD_PG_SUPPORT_SAMU (1 << 10)
114 #define AMD_PG_SUPPORT_GFX_QUICK_MG (1 << 11)
115 #define AMD_PG_SUPPORT_GFX_PIPELINE (1 << 12)
116 #define AMD_PG_SUPPORT_MMHUB (1 << 13)
117 #define AMD_PG_SUPPORT_VCN (1 << 14)
118 #define AMD_PG_SUPPORT_VCN_DPG (1 << 15)
119 #define AMD_PG_SUPPORT_ATHUB (1 << 16)
121 enum PP_FEATURE_MASK {
122 PP_SCLK_DPM_MASK = 0x1,
123 PP_MCLK_DPM_MASK = 0x2,
124 PP_PCIE_DPM_MASK = 0x4,
125 PP_SCLK_DEEP_SLEEP_MASK = 0x8,
126 PP_POWER_CONTAINMENT_MASK = 0x10,
127 PP_UVD_HANDSHAKE_MASK = 0x20,
128 PP_SMC_VOLTAGE_CONTROL_MASK = 0x40,
129 PP_VBI_TIME_SUPPORT_MASK = 0x80,
131 PP_ENABLE_GFX_CG_THRU_SMU = 0x200,
132 PP_CLOCK_STRETCH_MASK = 0x400,
133 PP_OD_FUZZY_FAN_CONTROL_MASK = 0x800,
134 PP_SOCCLK_DPM_MASK = 0x1000,
135 PP_DCEFCLK_DPM_MASK = 0x2000,
136 PP_OVERDRIVE_MASK = 0x4000,
137 PP_GFXOFF_MASK = 0x8000,
138 PP_ACG_MASK = 0x10000,
139 PP_STUTTER_MODE = 0x20000,
140 PP_AVFS_MASK = 0x40000,
143 enum DC_FEATURE_MASK {
145 DC_MULTI_MON_PP_MCLK_SWITCH_MASK = 0x2,
146 DC_DISABLE_FRACTIONAL_PWM_MASK = 0x4,
150 enum amd_dpm_forced_level;
152 * struct amd_ip_funcs - general hooks for managing amdgpu IP Blocks
154 struct amd_ip_funcs {
155 /** @name: Name of IP block */
160 * sets up early driver state (pre sw_init),
161 * does not configure hw - Optional
163 int (*early_init)(void *handle);
164 /** @late_init: sets up late driver/hw state (post hw_init) - Optional */
165 int (*late_init)(void *handle);
166 /** @sw_init: sets up driver state, does not configure hw */
167 int (*sw_init)(void *handle);
168 /** @sw_fini: tears down driver state, does not configure hw */
169 int (*sw_fini)(void *handle);
170 /** @hw_init: sets up the hw state */
171 int (*hw_init)(void *handle);
172 /** @hw_fini: tears down the hw state */
173 int (*hw_fini)(void *handle);
174 /** @late_fini: final cleanup */
175 void (*late_fini)(void *handle);
176 /** @suspend: handles IP specific hw/sw changes for suspend */
177 int (*suspend)(void *handle);
178 /** @resume: handles IP specific hw/sw changes for resume */
179 int (*resume)(void *handle);
180 /** @is_idle: returns current IP block idle status */
181 bool (*is_idle)(void *handle);
182 /** @wait_for_idle: poll for idle */
183 int (*wait_for_idle)(void *handle);
184 /** @check_soft_reset: check soft reset the IP block */
185 bool (*check_soft_reset)(void *handle);
186 /** @pre_soft_reset: pre soft reset the IP block */
187 int (*pre_soft_reset)(void *handle);
188 /** @soft_reset: soft reset the IP block */
189 int (*soft_reset)(void *handle);
190 /** @post_soft_reset: post soft reset the IP block */
191 int (*post_soft_reset)(void *handle);
192 /** @set_clockgating_state: enable/disable cg for the IP block */
193 int (*set_clockgating_state)(void *handle,
194 enum amd_clockgating_state state);
195 /** @set_powergating_state: enable/disable pg for the IP block */
196 int (*set_powergating_state)(void *handle,
197 enum amd_powergating_state state);
198 /** @get_clockgating_state: get current clockgating status */
199 void (*get_clockgating_state)(void *handle, u32 *flags);
200 /** @enable_umd_pstate: enable UMD powerstate */
201 int (*enable_umd_pstate)(void *handle, enum amd_dpm_forced_level *level);
205 #endif /* __AMD_SHARED_H__ */