tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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 __RV770_SMC_H__
24#define __RV770_SMC_H__
25
26#include "ppsmc.h"
27
28#pragma pack(push, 1)
29
30#define RV770_SMC_TABLE_ADDRESS 0xB000
31
32#define RV770_SMC_PERFORMANCE_LEVELS_PER_SWSTATE 3
33
34struct RV770_SMC_SCLK_VALUE {
35 uint32_t vCG_SPLL_FUNC_CNTL;
36 uint32_t vCG_SPLL_FUNC_CNTL_2;
37 uint32_t vCG_SPLL_FUNC_CNTL_3;
38 uint32_t vCG_SPLL_SPREAD_SPECTRUM;
39 uint32_t vCG_SPLL_SPREAD_SPECTRUM_2;
40 uint32_t sclk_value;
41};
42
43typedef struct RV770_SMC_SCLK_VALUE RV770_SMC_SCLK_VALUE;
44
45struct RV770_SMC_MCLK_VALUE {
46 uint32_t vMPLL_AD_FUNC_CNTL;
47 uint32_t vMPLL_AD_FUNC_CNTL_2;
48 uint32_t vMPLL_DQ_FUNC_CNTL;
49 uint32_t vMPLL_DQ_FUNC_CNTL_2;
50 uint32_t vMCLK_PWRMGT_CNTL;
51 uint32_t vDLL_CNTL;
52 uint32_t vMPLL_SS;
53 uint32_t vMPLL_SS2;
54 uint32_t mclk_value;
55};
56
57typedef struct RV770_SMC_MCLK_VALUE RV770_SMC_MCLK_VALUE;
58
59
60struct RV730_SMC_MCLK_VALUE {
61 uint32_t vMCLK_PWRMGT_CNTL;
62 uint32_t vDLL_CNTL;
63 uint32_t vMPLL_FUNC_CNTL;
64 uint32_t vMPLL_FUNC_CNTL2;
65 uint32_t vMPLL_FUNC_CNTL3;
66 uint32_t vMPLL_SS;
67 uint32_t vMPLL_SS2;
68 uint32_t mclk_value;
69};
70
71typedef struct RV730_SMC_MCLK_VALUE RV730_SMC_MCLK_VALUE;
72
73struct RV770_SMC_VOLTAGE_VALUE {
74 uint16_t value;
75 uint8_t index;
76 uint8_t padding;
77};
78
79typedef struct RV770_SMC_VOLTAGE_VALUE RV770_SMC_VOLTAGE_VALUE;
80
81union RV7XX_SMC_MCLK_VALUE {
82 RV770_SMC_MCLK_VALUE mclk770;
83 RV730_SMC_MCLK_VALUE mclk730;
84};
85
86typedef union RV7XX_SMC_MCLK_VALUE RV7XX_SMC_MCLK_VALUE, *LPRV7XX_SMC_MCLK_VALUE;
87
88struct RV770_SMC_HW_PERFORMANCE_LEVEL {
89 uint8_t arbValue;
90 union{
91 uint8_t seqValue;
92 uint8_t ACIndex;
93 };
94 uint8_t displayWatermark;
95 uint8_t gen2PCIE;
96 uint8_t gen2XSP;
97 uint8_t backbias;
98 uint8_t strobeMode;
99 uint8_t mcFlags;
100 uint32_t aT;
101 uint32_t bSP;
102 RV770_SMC_SCLK_VALUE sclk;
103 RV7XX_SMC_MCLK_VALUE mclk;
104 RV770_SMC_VOLTAGE_VALUE vddc;
105 RV770_SMC_VOLTAGE_VALUE mvdd;
106 RV770_SMC_VOLTAGE_VALUE vddci;
107 uint8_t reserved1;
108 uint8_t reserved2;
109 uint8_t stateFlags;
110 uint8_t padding;
111};
112
113#define SMC_STROBE_RATIO 0x0F
114#define SMC_STROBE_ENABLE 0x10
115
116#define SMC_MC_EDC_RD_FLAG 0x01
117#define SMC_MC_EDC_WR_FLAG 0x02
118#define SMC_MC_RTT_ENABLE 0x04
119#define SMC_MC_STUTTER_EN 0x08
120
121typedef struct RV770_SMC_HW_PERFORMANCE_LEVEL RV770_SMC_HW_PERFORMANCE_LEVEL;
122
123struct RV770_SMC_SWSTATE {
124 uint8_t flags;
125 uint8_t padding1;
126 uint8_t padding2;
127 uint8_t padding3;
128 RV770_SMC_HW_PERFORMANCE_LEVEL levels[RV770_SMC_PERFORMANCE_LEVELS_PER_SWSTATE];
129};
130
131typedef struct RV770_SMC_SWSTATE RV770_SMC_SWSTATE;
132
133#define RV770_SMC_VOLTAGEMASK_VDDC 0
134#define RV770_SMC_VOLTAGEMASK_MVDD 1
135#define RV770_SMC_VOLTAGEMASK_VDDCI 2
136#define RV770_SMC_VOLTAGEMASK_MAX 4
137
138struct RV770_SMC_VOLTAGEMASKTABLE {
139 uint8_t highMask[RV770_SMC_VOLTAGEMASK_MAX];
140 uint32_t lowMask[RV770_SMC_VOLTAGEMASK_MAX];
141};
142
143typedef struct RV770_SMC_VOLTAGEMASKTABLE RV770_SMC_VOLTAGEMASKTABLE;
144
145#define MAX_NO_VREG_STEPS 32
146
147struct RV770_SMC_STATETABLE {
148 uint8_t thermalProtectType;
149 uint8_t systemFlags;
150 uint8_t maxVDDCIndexInPPTable;
151 uint8_t extraFlags;
152 uint8_t highSMIO[MAX_NO_VREG_STEPS];
153 uint32_t lowSMIO[MAX_NO_VREG_STEPS];
154 RV770_SMC_VOLTAGEMASKTABLE voltageMaskTable;
155 RV770_SMC_SWSTATE initialState;
156 RV770_SMC_SWSTATE ACPIState;
157 RV770_SMC_SWSTATE driverState;
158 RV770_SMC_SWSTATE ULVState;
159};
160
161typedef struct RV770_SMC_STATETABLE RV770_SMC_STATETABLE;
162
163#define PPSMC_STATEFLAG_AUTO_PULSE_SKIP 0x01
164
165#pragma pack(pop)
166
167#define RV770_SMC_SOFT_REGISTERS_START 0x104
168
169#define RV770_SMC_SOFT_REGISTER_mclk_chg_timeout 0x0
170#define RV770_SMC_SOFT_REGISTER_baby_step_timer 0x8
171#define RV770_SMC_SOFT_REGISTER_delay_bbias 0xC
172#define RV770_SMC_SOFT_REGISTER_delay_vreg 0x10
173#define RV770_SMC_SOFT_REGISTER_delay_acpi 0x2C
174#define RV770_SMC_SOFT_REGISTER_seq_index 0x64
175#define RV770_SMC_SOFT_REGISTER_mvdd_chg_time 0x68
176#define RV770_SMC_SOFT_REGISTER_mclk_switch_lim 0x78
177#define RV770_SMC_SOFT_REGISTER_mc_block_delay 0x90
178#define RV770_SMC_SOFT_REGISTER_uvd_enabled 0x9C
179#define RV770_SMC_SOFT_REGISTER_is_asic_lombok 0xA0
180
181int rv770_copy_bytes_to_smc(struct radeon_device *rdev,
182 u16 smc_start_address, const u8 *src,
183 u16 byte_count, u16 limit);
184void rv770_start_smc(struct radeon_device *rdev);
185void rv770_reset_smc(struct radeon_device *rdev);
186void rv770_stop_smc_clock(struct radeon_device *rdev);
187void rv770_start_smc_clock(struct radeon_device *rdev);
188bool rv770_is_smc_running(struct radeon_device *rdev);
189PPSMC_Result rv770_send_msg_to_smc(struct radeon_device *rdev, PPSMC_Msg msg);
190PPSMC_Result rv770_wait_for_smc_inactive(struct radeon_device *rdev);
191int rv770_read_smc_sram_dword(struct radeon_device *rdev,
192 u16 smc_address, u32 *value, u16 limit);
193int rv770_write_smc_sram_dword(struct radeon_device *rdev,
194 u16 smc_address, u32 value, u16 limit);
195int rv770_load_smc_ucode(struct radeon_device *rdev,
196 u16 limit);
197
198#endif