summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/radeon/cypress_dpm.h
blob: 5b19364a5810f4cd733ac5d6852b6507138bb972 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
/*
 * Copyright 2011 Advanced Micro Devices, Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 *
 */
#ifndef __CYPRESS_DPM_H__
#define __CYPRESS_DPM_H__

#include "rv770_dpm.h"
#include "evergreen_smc.h"

struct evergreen_mc_reg_entry {
	u32 mclk_max;
	u32 mc_data[SMC_EVERGREEN_MC_REGISTER_ARRAY_SIZE];
};

struct evergreen_mc_reg_table {
	u8 last;
	u8 num_entries;
	u16 valid_flag;
	struct evergreen_mc_reg_entry mc_reg_table_entry[MAX_AC_TIMING_ENTRIES];
	SMC_Evergreen_MCRegisterAddress mc_reg_address[SMC_EVERGREEN_MC_REGISTER_ARRAY_SIZE];
};

struct evergreen_ulv_param {
	bool supported;
	struct rv7xx_pl *pl;
};

struct evergreen_arb_registers {
	u32 mc_arb_dram_timing;
	u32 mc_arb_dram_timing2;
	u32 mc_arb_rfsh_rate;
	u32 mc_arb_burst_time;
};

struct at {
	u32 rlp;
	u32 rmp;
	u32 lhp;
	u32 lmp;
};

struct evergreen_power_info {
	/* must be first! */
	struct rv7xx_power_info rv7xx;
	/* flags */
	bool vddci_control;
	bool dynamic_ac_timing;
	bool abm;
	bool mcls;
	bool light_sleep;
	bool memory_transition;
	bool pcie_performance_request;
	bool pcie_performance_request_registered;
	bool sclk_deep_sleep;
	bool dll_default_on;
	bool ls_clock_gating;
	bool smu_uvd_hs;
	bool uvd_enabled;
	/* stored values */
	u16 acpi_vddci;
	u8 mvdd_high_index;
	u8 mvdd_low_index;
	u32 mclk_edc_wr_enable_threshold;
	struct evergreen_mc_reg_table mc_reg_table;
	struct atom_voltage_table vddc_voltage_table;
	struct atom_voltage_table vddci_voltage_table;
	struct evergreen_arb_registers bootup_arb_registers;
	struct evergreen_ulv_param ulv;
	struct at ats[2];
	/* smc offsets */
	u16 mc_reg_table_start;
	struct rv7xx_ps hw_ps;
};

#define CYPRESS_HASI_DFLT                               400000
#define CYPRESS_MGCGTTLOCAL0_DFLT                       0x00000000
#define CYPRESS_MGCGTTLOCAL1_DFLT                       0x00000000
#define CYPRESS_MGCGTTLOCAL2_DFLT                       0x00000000
#define CYPRESS_MGCGTTLOCAL3_DFLT                       0x00000000
#define CYPRESS_MGCGCGTSSMCTRL_DFLT                     0x81944bc0
#define REDWOOD_MGCGCGTSSMCTRL_DFLT                     0x6e944040
#define CEDAR_MGCGCGTSSMCTRL_DFLT                       0x46944040
#define CYPRESS_VRC_DFLT                                0xC00033

#define PCIE_PERF_REQ_REMOVE_REGISTRY   0
#define PCIE_PERF_REQ_FORCE_LOWPOWER    1
#define PCIE_PERF_REQ_PECI_GEN1         2
#define PCIE_PERF_REQ_PECI_GEN2         3
#define PCIE_PERF_REQ_PECI_GEN3         4

int cypress_convert_power_level_to_smc(struct radeon_device *rdev,
				       struct rv7xx_pl *pl,
				       RV770_SMC_HW_PERFORMANCE_LEVEL *level,
				       u8 watermark_level);
int cypress_populate_smc_acpi_state(struct radeon_device *rdev,
				    RV770_SMC_STATETABLE *table);
int cypress_populate_smc_voltage_tables(struct radeon_device *rdev,
					RV770_SMC_STATETABLE *table);
int cypress_populate_smc_initial_state(struct radeon_device *rdev,
				       struct radeon_ps *radeon_initial_state,
				       RV770_SMC_STATETABLE *table);
u32 cypress_calculate_burst_time(struct radeon_device *rdev,
				 u32 engine_clock, u32 memory_clock);
void cypress_notify_link_speed_change_before_state_change(struct radeon_device *rdev,
							  struct radeon_ps *radeon_new_state,
							  struct radeon_ps *radeon_current_state);
int cypress_upload_sw_state(struct radeon_device *rdev,
			    struct radeon_ps *radeon_new_state);
int cypress_upload_mc_reg_table(struct radeon_device *rdev,
				struct radeon_ps *radeon_new_state);
void cypress_program_memory_timing_parameters(struct radeon_device *rdev,
					      struct radeon_ps *radeon_new_state);
void cypress_notify_link_speed_change_after_state_change(struct radeon_device *rdev,
							 struct radeon_ps *radeon_new_state,
							 struct radeon_ps *radeon_current_state);
int cypress_construct_voltage_tables(struct radeon_device *rdev);
int cypress_get_mvdd_configuration(struct radeon_device *rdev);
void cypress_enable_spread_spectrum(struct radeon_device *rdev,
				    bool enable);
void cypress_enable_display_gap(struct radeon_device *rdev);
int cypress_get_table_locations(struct radeon_device *rdev);
int cypress_populate_mc_reg_table(struct radeon_device *rdev,
				  struct radeon_ps *radeon_boot_state);
void cypress_program_response_times(struct radeon_device *rdev);
int cypress_notify_smc_display_change(struct radeon_device *rdev,
				      bool has_display);
void cypress_enable_sclk_control(struct radeon_device *rdev,
				 bool enable);
void cypress_enable_mclk_control(struct radeon_device *rdev,
				 bool enable);
void cypress_start_dpm(struct radeon_device *rdev);
void cypress_advertise_gen2_capability(struct radeon_device *rdev);
u32 cypress_map_clkf_to_ibias(struct radeon_device *rdev, u32 clkf);
u8 cypress_get_mclk_frequency_ratio(struct radeon_device *rdev,
				    u32 memory_clock, bool strobe_mode);
u8 cypress_get_strobe_mode_settings(struct radeon_device *rdev, u32 mclk);

#endif