1/*
2 * Copyright 2012 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 __NI_DPM_H__
24#define __NI_DPM_H__
25
26#include "cypress_dpm.h"
27#include "btc_dpm.h"
28#include "nislands_smc.h"
29
30struct ni_clock_registers {
31 u32 cg_spll_func_cntl;
32 u32 cg_spll_func_cntl_2;
33 u32 cg_spll_func_cntl_3;
34 u32 cg_spll_func_cntl_4;
35 u32 cg_spll_spread_spectrum;
36 u32 cg_spll_spread_spectrum_2;
37 u32 mclk_pwrmgt_cntl;
38 u32 dll_cntl;
39 u32 mpll_ad_func_cntl;
40 u32 mpll_ad_func_cntl_2;
41 u32 mpll_dq_func_cntl;
42 u32 mpll_dq_func_cntl_2;
43 u32 mpll_ss1;
44 u32 mpll_ss2;
45};
46
47struct ni_mc_reg_entry {
48 u32 mclk_max;
49 u32 mc_data[SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE];
50};
51
52struct ni_mc_reg_table {
53 u8 last;
54 u8 num_entries;
55 u16 valid_flag;
56 struct ni_mc_reg_entry mc_reg_table_entry[MAX_AC_TIMING_ENTRIES];
57 SMC_NIslands_MCRegisterAddress mc_reg_address[SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE];
58};
59
60#define NISLANDS_MCREGISTERTABLE_FIRST_DRIVERSTATE_SLOT 2
61
62enum ni_dc_cac_level {
63 NISLANDS_DCCAC_LEVEL_0 = 0,
64 NISLANDS_DCCAC_LEVEL_1,
65 NISLANDS_DCCAC_LEVEL_2,
66 NISLANDS_DCCAC_LEVEL_3,
67 NISLANDS_DCCAC_LEVEL_4,
68 NISLANDS_DCCAC_LEVEL_5,
69 NISLANDS_DCCAC_LEVEL_6,
70 NISLANDS_DCCAC_LEVEL_7,
71 NISLANDS_DCCAC_MAX_LEVELS
72};
73
74struct ni_leakage_coeffients {
75 u32 at;
76 u32 bt;
77 u32 av;
78 u32 bv;
79 s32 t_slope;
80 s32 t_intercept;
81 u32 t_ref;
82};
83
84struct ni_cac_data {
85 struct ni_leakage_coeffients leakage_coefficients;
86 u32 i_leakage;
87 s32 leakage_minimum_temperature;
88 u32 pwr_const;
89 u32 dc_cac_value;
90 u32 bif_cac_value;
91 u32 lkge_pwr;
92 u8 mc_wr_weight;
93 u8 mc_rd_weight;
94 u8 allow_ovrflw;
95 u8 num_win_tdp;
96 u8 l2num_win_tdp;
97 u8 lts_truncate_n;
98};
99
100struct ni_cac_weights {
101 u32 weight_tcp_sig0;
102 u32 weight_tcp_sig1;
103 u32 weight_ta_sig;
104 u32 weight_tcc_en0;
105 u32 weight_tcc_en1;
106 u32 weight_tcc_en2;
107 u32 weight_cb_en0;
108 u32 weight_cb_en1;
109 u32 weight_cb_en2;
110 u32 weight_cb_en3;
111 u32 weight_db_sig0;
112 u32 weight_db_sig1;
113 u32 weight_db_sig2;
114 u32 weight_db_sig3;
115 u32 weight_sxm_sig0;
116 u32 weight_sxm_sig1;
117 u32 weight_sxm_sig2;
118 u32 weight_sxs_sig0;
119 u32 weight_sxs_sig1;
120 u32 weight_xbr_0;
121 u32 weight_xbr_1;
122 u32 weight_xbr_2;
123 u32 weight_spi_sig0;
124 u32 weight_spi_sig1;
125 u32 weight_spi_sig2;
126 u32 weight_spi_sig3;
127 u32 weight_spi_sig4;
128 u32 weight_spi_sig5;
129 u32 weight_lds_sig0;
130 u32 weight_lds_sig1;
131 u32 weight_sc;
132 u32 weight_bif;
133 u32 weight_cp;
134 u32 weight_pa_sig0;
135 u32 weight_pa_sig1;
136 u32 weight_vgt_sig0;
137 u32 weight_vgt_sig1;
138 u32 weight_vgt_sig2;
139 u32 weight_dc_sig0;
140 u32 weight_dc_sig1;
141 u32 weight_dc_sig2;
142 u32 weight_dc_sig3;
143 u32 weight_uvd_sig0;
144 u32 weight_uvd_sig1;
145 u32 weight_spare0;
146 u32 weight_spare1;
147 u32 weight_sq_vsp;
148 u32 weight_sq_vsp0;
149 u32 weight_sq_gpr;
150 u32 ovr_mode_spare_0;
151 u32 ovr_val_spare_0;
152 u32 ovr_mode_spare_1;
153 u32 ovr_val_spare_1;
154 u32 vsp;
155 u32 vsp0;
156 u32 gpr;
157 u8 mc_read_weight;
158 u8 mc_write_weight;
159 u32 tid_cnt;
160 u32 tid_unit;
161 u32 l2_lta_window_size;
162 u32 lts_truncate;
163 u32 dc_cac[NISLANDS_DCCAC_MAX_LEVELS];
164 u32 pcie_cac[SMC_NISLANDS_BIF_LUT_NUM_OF_ENTRIES];
165 bool enable_power_containment_by_default;
166};
167
168struct ni_ps {
169 u16 performance_level_count;
170 bool dc_compatible;
171 struct rv7xx_pl performance_levels[NISLANDS_MAX_SMC_PERFORMANCE_LEVELS_PER_SWSTATE];
172};
173
174struct ni_power_info {
175 /* must be first! */
176 struct evergreen_power_info eg;
177 struct ni_clock_registers clock_registers;
178 struct ni_mc_reg_table mc_reg_table;
179 u32 mclk_rtt_mode_threshold;
180 /* flags */
181 bool use_power_boost_limit;
182 bool support_cac_long_term_average;
183 bool cac_enabled;
184 bool cac_configuration_required;
185 bool driver_calculate_cac_leakage;
186 bool pc_enabled;
187 bool enable_power_containment;
188 bool enable_cac;
189 bool enable_sq_ramping;
190 /* smc offsets */
191 u16 arb_table_start;
192 u16 fan_table_start;
193 u16 cac_table_start;
194 u16 spll_table_start;
195 /* CAC stuff */
196 struct ni_cac_data cac_data;
197 u32 dc_cac_table[NISLANDS_DCCAC_MAX_LEVELS];
198 const struct ni_cac_weights *cac_weights;
199 u8 lta_window_size;
200 u8 lts_truncate;
201 struct ni_ps current_ps;
202 struct ni_ps requested_ps;
203 /* scratch structs */
204 SMC_NIslands_MCRegisters smc_mc_reg_table;
205 NISLANDS_SMC_STATETABLE smc_statetable;
206};
207
208#define NISLANDS_INITIAL_STATE_ARB_INDEX 0
209#define NISLANDS_ACPI_STATE_ARB_INDEX 1
210#define NISLANDS_ULV_STATE_ARB_INDEX 2
211#define NISLANDS_DRIVER_STATE_ARB_INDEX 3
212
213#define NISLANDS_DPM2_MAX_PULSE_SKIP 256
214
215#define NISLANDS_DPM2_NEAR_TDP_DEC 10
216#define NISLANDS_DPM2_ABOVE_SAFE_INC 5
217#define NISLANDS_DPM2_BELOW_SAFE_INC 20
218
219#define NISLANDS_DPM2_TDP_SAFE_LIMIT_PERCENT 80
220
221#define NISLANDS_DPM2_MAXPS_PERCENT_H 90
222#define NISLANDS_DPM2_MAXPS_PERCENT_M 0
223
224#define NISLANDS_DPM2_SQ_RAMP_MAX_POWER 0x3FFF
225#define NISLANDS_DPM2_SQ_RAMP_MIN_POWER 0x12
226#define NISLANDS_DPM2_SQ_RAMP_MAX_POWER_DELTA 0x15
227#define NISLANDS_DPM2_SQ_RAMP_STI_SIZE 0x1E
228#define NISLANDS_DPM2_SQ_RAMP_LTI_RATIO 0xF
229
230int ni_copy_and_switch_arb_sets(struct radeon_device *rdev,
231 u32 arb_freq_src, u32 arb_freq_dest);
232void ni_update_current_ps(struct radeon_device *rdev,
233 struct radeon_ps *rps);
234void ni_update_requested_ps(struct radeon_device *rdev,
235 struct radeon_ps *rps);
236
237void ni_set_uvd_clock_before_set_eng_clock(struct radeon_device *rdev,
238 struct radeon_ps *new_ps,
239 struct radeon_ps *old_ps);
240void ni_set_uvd_clock_after_set_eng_clock(struct radeon_device *rdev,
241 struct radeon_ps *new_ps,
242 struct radeon_ps *old_ps);
243
244bool ni_dpm_vblank_too_short(struct radeon_device *rdev);
245
246struct ni_power_info *ni_get_pi(struct radeon_device *rdev);
247struct ni_ps *ni_get_ps(struct radeon_ps *rps);
248
249#endif
250

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