1/*
2 * Copyright 2013 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 __KV_DPM_H__
24#define __KV_DPM_H__
25
26#define SMU__NUM_SCLK_DPM_STATE 8
27#define SMU__NUM_MCLK_DPM_LEVELS 4
28#define SMU__NUM_LCLK_DPM_LEVELS 8
29#define SMU__NUM_PCIE_DPM_LEVELS 0 /* ??? */
30#include "smu7_fusion.h"
31#include "ppsmc.h"
32
33#define SUMO_MAX_HARDWARE_POWERLEVELS 5
34
35#define SUMO_MAX_NUMBER_VOLTAGES 4
36
37struct sumo_vid_mapping_entry {
38 u16 vid_2bit;
39 u16 vid_7bit;
40};
41
42struct sumo_vid_mapping_table {
43 u32 num_entries;
44 struct sumo_vid_mapping_entry entries[SUMO_MAX_NUMBER_VOLTAGES];
45};
46
47struct sumo_sclk_voltage_mapping_entry {
48 u32 sclk_frequency;
49 u16 vid_2bit;
50 u16 rsv;
51};
52
53struct sumo_sclk_voltage_mapping_table {
54 u32 num_max_dpm_entries;
55 struct sumo_sclk_voltage_mapping_entry entries[SUMO_MAX_HARDWARE_POWERLEVELS];
56};
57
58#define TRINITY_AT_DFLT 30
59
60#define KV_NUM_NBPSTATES 4
61
62enum kv_pt_config_reg_type {
63 KV_CONFIGREG_MMR = 0,
64 KV_CONFIGREG_SMC_IND,
65 KV_CONFIGREG_DIDT_IND,
66 KV_CONFIGREG_CACHE,
67 KV_CONFIGREG_MAX
68};
69
70struct kv_pt_config_reg {
71 u32 offset;
72 u32 mask;
73 u32 shift;
74 u32 value;
75 enum kv_pt_config_reg_type type;
76};
77
78struct kv_lcac_config_values {
79 u32 block_id;
80 u32 signal_id;
81 u32 t;
82};
83
84struct kv_lcac_config_reg {
85 u32 cntl;
86 u32 block_mask;
87 u32 block_shift;
88 u32 signal_mask;
89 u32 signal_shift;
90 u32 t_mask;
91 u32 t_shift;
92 u32 enable_mask;
93 u32 enable_shift;
94};
95
96struct kv_pl {
97 u32 sclk;
98 u8 vddc_index;
99 u8 ds_divider_index;
100 u8 ss_divider_index;
101 u8 allow_gnb_slow;
102 u8 force_nbp_state;
103 u8 display_wm;
104 u8 vce_wm;
105};
106
107struct kv_ps {
108 struct kv_pl levels[SUMO_MAX_HARDWARE_POWERLEVELS];
109 u32 num_levels;
110 bool need_dfs_bypass;
111 u8 dpm0_pg_nb_ps_lo;
112 u8 dpm0_pg_nb_ps_hi;
113 u8 dpmx_nb_ps_lo;
114 u8 dpmx_nb_ps_hi;
115};
116
117struct kv_sys_info {
118 u32 bootup_uma_clk;
119 u32 bootup_sclk;
120 u32 dentist_vco_freq;
121 u32 nb_dpm_enable;
122 u32 nbp_memory_clock[KV_NUM_NBPSTATES];
123 u32 nbp_n_clock[KV_NUM_NBPSTATES];
124 u16 bootup_nb_voltage_index;
125 u8 htc_tmp_lmt;
126 u8 htc_hyst_lmt;
127 struct sumo_sclk_voltage_mapping_table sclk_voltage_mapping_table;
128 struct sumo_vid_mapping_table vid_mapping_table;
129 u32 uma_channel_number;
130};
131
132struct kv_power_info {
133 u32 at[SUMO_MAX_HARDWARE_POWERLEVELS];
134 u32 voltage_drop_t;
135 struct kv_sys_info sys_info;
136 struct kv_pl boot_pl;
137 bool enable_nb_ps_policy;
138 bool disable_nb_ps3_in_battery;
139 bool video_start;
140 bool battery_state;
141 u32 lowest_valid;
142 u32 highest_valid;
143 u16 high_voltage_t;
144 bool cac_enabled;
145 bool bapm_enable;
146 /* smc offsets */
147 u32 sram_end;
148 u32 dpm_table_start;
149 u32 soft_regs_start;
150 /* dpm SMU tables */
151 u8 graphics_dpm_level_count;
152 u8 uvd_level_count;
153 u8 vce_level_count;
154 u8 acp_level_count;
155 u8 samu_level_count;
156 u16 fps_high_t;
157 SMU7_Fusion_GraphicsLevel graphics_level[SMU__NUM_SCLK_DPM_STATE];
158 SMU7_Fusion_ACPILevel acpi_level;
159 SMU7_Fusion_UvdLevel uvd_level[SMU7_MAX_LEVELS_UVD];
160 SMU7_Fusion_ExtClkLevel vce_level[SMU7_MAX_LEVELS_VCE];
161 SMU7_Fusion_ExtClkLevel acp_level[SMU7_MAX_LEVELS_ACP];
162 SMU7_Fusion_ExtClkLevel samu_level[SMU7_MAX_LEVELS_SAMU];
163 u8 uvd_boot_level;
164 u8 vce_boot_level;
165 u8 acp_boot_level;
166 u8 samu_boot_level;
167 u8 uvd_interval;
168 u8 vce_interval;
169 u8 acp_interval;
170 u8 samu_interval;
171 u8 graphics_boot_level;
172 u8 graphics_interval;
173 u8 graphics_therm_throttle_enable;
174 u8 graphics_voltage_change_enable;
175 u8 graphics_clk_slow_enable;
176 u8 graphics_clk_slow_divider;
177 u8 fps_low_t;
178 u32 low_sclk_interrupt_t;
179 bool uvd_power_gated;
180 bool vce_power_gated;
181 bool acp_power_gated;
182 bool samu_power_gated;
183 bool nb_dpm_enabled;
184 /* flags */
185 bool enable_didt;
186 bool enable_dpm;
187 bool enable_auto_thermal_throttling;
188 bool enable_nb_dpm;
189 /* caps */
190 bool caps_cac;
191 bool caps_power_containment;
192 bool caps_sq_ramping;
193 bool caps_db_ramping;
194 bool caps_td_ramping;
195 bool caps_tcp_ramping;
196 bool caps_sclk_throttle_low_notification;
197 bool caps_fps;
198 bool caps_uvd_dpm;
199 bool caps_uvd_pg;
200 bool caps_vce_pg;
201 bool caps_samu_pg;
202 bool caps_acp_pg;
203 bool caps_stable_p_state;
204 bool caps_enable_dfs_bypass;
205 bool caps_sclk_ds;
206 struct amdgpu_ps current_rps;
207 struct kv_ps current_ps;
208 struct amdgpu_ps requested_rps;
209 struct kv_ps requested_ps;
210};
211
212/* XXX are these ok? */
213#define KV_TEMP_RANGE_MIN (90 * 1000)
214#define KV_TEMP_RANGE_MAX (120 * 1000)
215
216/* kv_smc.c */
217int amdgpu_kv_notify_message_to_smu(struct amdgpu_device *adev, u32 id);
218int amdgpu_kv_dpm_get_enable_mask(struct amdgpu_device *adev, u32 *enable_mask);
219int amdgpu_kv_send_msg_to_smc_with_parameter(struct amdgpu_device *adev,
220 PPSMC_Msg msg, u32 parameter);
221int amdgpu_kv_read_smc_sram_dword(struct amdgpu_device *adev, u32 smc_address,
222 u32 *value, u32 limit);
223int amdgpu_kv_smc_dpm_enable(struct amdgpu_device *adev, bool enable);
224int amdgpu_kv_smc_bapm_enable(struct amdgpu_device *adev, bool enable);
225int amdgpu_kv_copy_bytes_to_smc(struct amdgpu_device *adev,
226 u32 smc_start_address,
227 const u8 *src, u32 byte_count, u32 limit);
228
229#endif
230