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

source code of linux/drivers/gpu/drm/radeon/kv_dpm.h