1/*
2 * Copyright 2011 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 __CYPRESS_DPM_H__
24#define __CYPRESS_DPM_H__
25
26#include "rv770_dpm.h"
27#include "evergreen_smc.h"
28
29struct evergreen_mc_reg_entry {
30 u32 mclk_max;
31 u32 mc_data[SMC_EVERGREEN_MC_REGISTER_ARRAY_SIZE];
32};
33
34struct evergreen_mc_reg_table {
35 u8 last;
36 u8 num_entries;
37 u16 valid_flag;
38 struct evergreen_mc_reg_entry mc_reg_table_entry[MAX_AC_TIMING_ENTRIES];
39 SMC_Evergreen_MCRegisterAddress mc_reg_address[SMC_EVERGREEN_MC_REGISTER_ARRAY_SIZE];
40};
41
42struct evergreen_ulv_param {
43 bool supported;
44 struct rv7xx_pl *pl;
45};
46
47struct evergreen_arb_registers {
48 u32 mc_arb_dram_timing;
49 u32 mc_arb_dram_timing2;
50 u32 mc_arb_rfsh_rate;
51 u32 mc_arb_burst_time;
52};
53
54struct at {
55 u32 rlp;
56 u32 rmp;
57 u32 lhp;
58 u32 lmp;
59};
60
61struct evergreen_power_info {
62 /* must be first! */
63 struct rv7xx_power_info rv7xx;
64 /* flags */
65 bool vddci_control;
66 bool dynamic_ac_timing;
67 bool abm;
68 bool mcls;
69 bool light_sleep;
70 bool memory_transition;
71 bool pcie_performance_request;
72 bool pcie_performance_request_registered;
73 bool sclk_deep_sleep;
74 bool dll_default_on;
75 bool ls_clock_gating;
76 bool smu_uvd_hs;
77 bool uvd_enabled;
78 /* stored values */
79 u16 acpi_vddci;
80 u8 mvdd_high_index;
81 u8 mvdd_low_index;
82 u32 mclk_edc_wr_enable_threshold;
83 struct evergreen_mc_reg_table mc_reg_table;
84 struct atom_voltage_table vddc_voltage_table;
85 struct atom_voltage_table vddci_voltage_table;
86 struct evergreen_arb_registers bootup_arb_registers;
87 struct evergreen_ulv_param ulv;
88 struct at ats[2];
89 /* smc offsets */
90 u16 mc_reg_table_start;
91 struct radeon_ps current_rps;
92 struct rv7xx_ps current_ps;
93 struct radeon_ps requested_rps;
94 struct rv7xx_ps requested_ps;
95};
96
97#define CYPRESS_HASI_DFLT 400000
98#define CYPRESS_MGCGTTLOCAL0_DFLT 0x00000000
99#define CYPRESS_MGCGTTLOCAL1_DFLT 0x00000000
100#define CYPRESS_MGCGTTLOCAL2_DFLT 0x00000000
101#define CYPRESS_MGCGTTLOCAL3_DFLT 0x00000000
102#define CYPRESS_MGCGCGTSSMCTRL_DFLT 0x81944bc0
103#define REDWOOD_MGCGCGTSSMCTRL_DFLT 0x6e944040
104#define CEDAR_MGCGCGTSSMCTRL_DFLT 0x46944040
105#define CYPRESS_VRC_DFLT 0xC00033
106
107#define PCIE_PERF_REQ_REMOVE_REGISTRY 0
108#define PCIE_PERF_REQ_FORCE_LOWPOWER 1
109#define PCIE_PERF_REQ_PECI_GEN1 2
110#define PCIE_PERF_REQ_PECI_GEN2 3
111#define PCIE_PERF_REQ_PECI_GEN3 4
112
113int cypress_convert_power_level_to_smc(struct radeon_device *rdev,
114 struct rv7xx_pl *pl,
115 RV770_SMC_HW_PERFORMANCE_LEVEL *level,
116 u8 watermark_level);
117int cypress_populate_smc_acpi_state(struct radeon_device *rdev,
118 RV770_SMC_STATETABLE *table);
119int cypress_populate_smc_voltage_tables(struct radeon_device *rdev,
120 RV770_SMC_STATETABLE *table);
121int cypress_populate_smc_initial_state(struct radeon_device *rdev,
122 struct radeon_ps *radeon_initial_state,
123 RV770_SMC_STATETABLE *table);
124u32 cypress_calculate_burst_time(struct radeon_device *rdev,
125 u32 engine_clock, u32 memory_clock);
126void cypress_notify_link_speed_change_before_state_change(struct radeon_device *rdev,
127 struct radeon_ps *radeon_new_state,
128 struct radeon_ps *radeon_current_state);
129int cypress_upload_sw_state(struct radeon_device *rdev,
130 struct radeon_ps *radeon_new_state);
131int cypress_upload_mc_reg_table(struct radeon_device *rdev,
132 struct radeon_ps *radeon_new_state);
133void cypress_program_memory_timing_parameters(struct radeon_device *rdev,
134 struct radeon_ps *radeon_new_state);
135void cypress_notify_link_speed_change_after_state_change(struct radeon_device *rdev,
136 struct radeon_ps *radeon_new_state,
137 struct radeon_ps *radeon_current_state);
138int cypress_construct_voltage_tables(struct radeon_device *rdev);
139int cypress_get_mvdd_configuration(struct radeon_device *rdev);
140void cypress_enable_spread_spectrum(struct radeon_device *rdev,
141 bool enable);
142void cypress_enable_display_gap(struct radeon_device *rdev);
143int cypress_get_table_locations(struct radeon_device *rdev);
144int cypress_populate_mc_reg_table(struct radeon_device *rdev,
145 struct radeon_ps *radeon_boot_state);
146void cypress_program_response_times(struct radeon_device *rdev);
147int cypress_notify_smc_display_change(struct radeon_device *rdev,
148 bool has_display);
149void cypress_enable_sclk_control(struct radeon_device *rdev,
150 bool enable);
151void cypress_enable_mclk_control(struct radeon_device *rdev,
152 bool enable);
153void cypress_start_dpm(struct radeon_device *rdev);
154void cypress_advertise_gen2_capability(struct radeon_device *rdev);
155u32 cypress_map_clkf_to_ibias(struct radeon_device *rdev, u32 clkf);
156u8 cypress_get_mclk_frequency_ratio(struct radeon_device *rdev,
157 u32 memory_clock, bool strobe_mode);
158u8 cypress_get_strobe_mode_settings(struct radeon_device *rdev, u32 mclk);
159
160#endif
161