xref: /openbmc/linux/drivers/gpu/drm/radeon/r600_dpm.h (revision 12eb4683)
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 __R600_DPM_H__
24 #define __R600_DPM_H__
25 
26 #define R600_ASI_DFLT                                10000
27 #define R600_BSP_DFLT                                0x41EB
28 #define R600_BSU_DFLT                                0x2
29 #define R600_AH_DFLT                                 5
30 #define R600_RLP_DFLT                                25
31 #define R600_RMP_DFLT                                65
32 #define R600_LHP_DFLT                                40
33 #define R600_LMP_DFLT                                15
34 #define R600_TD_DFLT                                 0
35 #define R600_UTC_DFLT_00                             0x24
36 #define R600_UTC_DFLT_01                             0x22
37 #define R600_UTC_DFLT_02                             0x22
38 #define R600_UTC_DFLT_03                             0x22
39 #define R600_UTC_DFLT_04                             0x22
40 #define R600_UTC_DFLT_05                             0x22
41 #define R600_UTC_DFLT_06                             0x22
42 #define R600_UTC_DFLT_07                             0x22
43 #define R600_UTC_DFLT_08                             0x22
44 #define R600_UTC_DFLT_09                             0x22
45 #define R600_UTC_DFLT_10                             0x22
46 #define R600_UTC_DFLT_11                             0x22
47 #define R600_UTC_DFLT_12                             0x22
48 #define R600_UTC_DFLT_13                             0x22
49 #define R600_UTC_DFLT_14                             0x22
50 #define R600_DTC_DFLT_00                             0x24
51 #define R600_DTC_DFLT_01                             0x22
52 #define R600_DTC_DFLT_02                             0x22
53 #define R600_DTC_DFLT_03                             0x22
54 #define R600_DTC_DFLT_04                             0x22
55 #define R600_DTC_DFLT_05                             0x22
56 #define R600_DTC_DFLT_06                             0x22
57 #define R600_DTC_DFLT_07                             0x22
58 #define R600_DTC_DFLT_08                             0x22
59 #define R600_DTC_DFLT_09                             0x22
60 #define R600_DTC_DFLT_10                             0x22
61 #define R600_DTC_DFLT_11                             0x22
62 #define R600_DTC_DFLT_12                             0x22
63 #define R600_DTC_DFLT_13                             0x22
64 #define R600_DTC_DFLT_14                             0x22
65 #define R600_VRC_DFLT                                0x0000C003
66 #define R600_VOLTAGERESPONSETIME_DFLT                1000
67 #define R600_BACKBIASRESPONSETIME_DFLT               1000
68 #define R600_VRU_DFLT                                0x3
69 #define R600_SPLLSTEPTIME_DFLT                       0x1000
70 #define R600_SPLLSTEPUNIT_DFLT                       0x3
71 #define R600_TPU_DFLT                                0
72 #define R600_TPC_DFLT                                0x200
73 #define R600_SSTU_DFLT                               0
74 #define R600_SST_DFLT                                0x00C8
75 #define R600_GICST_DFLT                              0x200
76 #define R600_FCT_DFLT                                0x0400
77 #define R600_FCTU_DFLT                               0
78 #define R600_CTXCGTT3DRPHC_DFLT                      0x20
79 #define R600_CTXCGTT3DRSDC_DFLT                      0x40
80 #define R600_VDDC3DOORPHC_DFLT                       0x100
81 #define R600_VDDC3DOORSDC_DFLT                       0x7
82 #define R600_VDDC3DOORSU_DFLT                        0
83 #define R600_MPLLLOCKTIME_DFLT                       100
84 #define R600_MPLLRESETTIME_DFLT                      150
85 #define R600_VCOSTEPPCT_DFLT                          20
86 #define R600_ENDINGVCOSTEPPCT_DFLT                    5
87 #define R600_REFERENCEDIVIDER_DFLT                    4
88 
89 #define R600_PM_NUMBER_OF_TC 15
90 #define R600_PM_NUMBER_OF_SCLKS 20
91 #define R600_PM_NUMBER_OF_MCLKS 4
92 #define R600_PM_NUMBER_OF_VOLTAGE_LEVELS 4
93 #define R600_PM_NUMBER_OF_ACTIVITY_LEVELS 3
94 
95 /* XXX are these ok? */
96 #define R600_TEMP_RANGE_MIN (90 * 1000)
97 #define R600_TEMP_RANGE_MAX (120 * 1000)
98 
99 enum r600_power_level {
100 	R600_POWER_LEVEL_LOW = 0,
101 	R600_POWER_LEVEL_MEDIUM = 1,
102 	R600_POWER_LEVEL_HIGH = 2,
103 	R600_POWER_LEVEL_CTXSW = 3,
104 };
105 
106 enum r600_td {
107 	R600_TD_AUTO,
108 	R600_TD_UP,
109 	R600_TD_DOWN,
110 };
111 
112 enum r600_display_watermark {
113 	R600_DISPLAY_WATERMARK_LOW = 0,
114 	R600_DISPLAY_WATERMARK_HIGH = 1,
115 };
116 
117 enum r600_display_gap
118 {
119     R600_PM_DISPLAY_GAP_VBLANK_OR_WM = 0,
120     R600_PM_DISPLAY_GAP_VBLANK       = 1,
121     R600_PM_DISPLAY_GAP_WATERMARK    = 2,
122     R600_PM_DISPLAY_GAP_IGNORE       = 3,
123 };
124 
125 extern const u32 r600_utc[R600_PM_NUMBER_OF_TC];
126 extern const u32 r600_dtc[R600_PM_NUMBER_OF_TC];
127 
128 void r600_dpm_print_class_info(u32 class, u32 class2);
129 void r600_dpm_print_cap_info(u32 caps);
130 void r600_dpm_print_ps_status(struct radeon_device *rdev,
131 			      struct radeon_ps *rps);
132 u32 r600_dpm_get_vblank_time(struct radeon_device *rdev);
133 u32 r600_dpm_get_vrefresh(struct radeon_device *rdev);
134 bool r600_is_uvd_state(u32 class, u32 class2);
135 void r600_calculate_u_and_p(u32 i, u32 r_c, u32 p_b,
136 			    u32 *p, u32 *u);
137 int r600_calculate_at(u32 t, u32 h, u32 fh, u32 fl, u32 *tl, u32 *th);
138 void r600_gfx_clockgating_enable(struct radeon_device *rdev, bool enable);
139 void r600_dynamicpm_enable(struct radeon_device *rdev, bool enable);
140 void r600_enable_thermal_protection(struct radeon_device *rdev, bool enable);
141 void r600_enable_acpi_pm(struct radeon_device *rdev);
142 void r600_enable_dynamic_pcie_gen2(struct radeon_device *rdev, bool enable);
143 bool r600_dynamicpm_enabled(struct radeon_device *rdev);
144 void r600_enable_sclk_control(struct radeon_device *rdev, bool enable);
145 void r600_enable_mclk_control(struct radeon_device *rdev, bool enable);
146 void r600_enable_spll_bypass(struct radeon_device *rdev, bool enable);
147 void r600_wait_for_spll_change(struct radeon_device *rdev);
148 void r600_set_bsp(struct radeon_device *rdev, u32 u, u32 p);
149 void r600_set_at(struct radeon_device *rdev,
150 		 u32 l_to_m, u32 m_to_h,
151 		 u32 h_to_m, u32 m_to_l);
152 void r600_set_tc(struct radeon_device *rdev, u32 index, u32 u_t, u32 d_t);
153 void r600_select_td(struct radeon_device *rdev, enum r600_td td);
154 void r600_set_vrc(struct radeon_device *rdev, u32 vrv);
155 void r600_set_tpu(struct radeon_device *rdev, u32 u);
156 void r600_set_tpc(struct radeon_device *rdev, u32 c);
157 void r600_set_sstu(struct radeon_device *rdev, u32 u);
158 void r600_set_sst(struct radeon_device *rdev, u32 t);
159 void r600_set_git(struct radeon_device *rdev, u32 t);
160 void r600_set_fctu(struct radeon_device *rdev, u32 u);
161 void r600_set_fct(struct radeon_device *rdev, u32 t);
162 void r600_set_ctxcgtt3d_rphc(struct radeon_device *rdev, u32 p);
163 void r600_set_ctxcgtt3d_rsdc(struct radeon_device *rdev, u32 s);
164 void r600_set_vddc3d_oorsu(struct radeon_device *rdev, u32 u);
165 void r600_set_vddc3d_oorphc(struct radeon_device *rdev, u32 p);
166 void r600_set_vddc3d_oorsdc(struct radeon_device *rdev, u32 s);
167 void r600_set_mpll_lock_time(struct radeon_device *rdev, u32 lock_time);
168 void r600_set_mpll_reset_time(struct radeon_device *rdev, u32 reset_time);
169 void r600_engine_clock_entry_enable(struct radeon_device *rdev,
170 				    u32 index, bool enable);
171 void r600_engine_clock_entry_enable_pulse_skipping(struct radeon_device *rdev,
172 						   u32 index, bool enable);
173 void r600_engine_clock_entry_enable_post_divider(struct radeon_device *rdev,
174 						 u32 index, bool enable);
175 void r600_engine_clock_entry_set_post_divider(struct radeon_device *rdev,
176 					      u32 index, u32 divider);
177 void r600_engine_clock_entry_set_reference_divider(struct radeon_device *rdev,
178 						   u32 index, u32 divider);
179 void r600_engine_clock_entry_set_feedback_divider(struct radeon_device *rdev,
180 						  u32 index, u32 divider);
181 void r600_engine_clock_entry_set_step_time(struct radeon_device *rdev,
182 					   u32 index, u32 step_time);
183 void r600_vid_rt_set_ssu(struct radeon_device *rdev, u32 u);
184 void r600_vid_rt_set_vru(struct radeon_device *rdev, u32 u);
185 void r600_vid_rt_set_vrt(struct radeon_device *rdev, u32 rt);
186 void r600_voltage_control_enable_pins(struct radeon_device *rdev,
187 				      u64 mask);
188 void r600_voltage_control_program_voltages(struct radeon_device *rdev,
189 					   enum r600_power_level index, u64 pins);
190 void r600_voltage_control_deactivate_static_control(struct radeon_device *rdev,
191 						    u64 mask);
192 void r600_power_level_enable(struct radeon_device *rdev,
193 			     enum r600_power_level index, bool enable);
194 void r600_power_level_set_voltage_index(struct radeon_device *rdev,
195 					enum r600_power_level index, u32 voltage_index);
196 void r600_power_level_set_mem_clock_index(struct radeon_device *rdev,
197 					  enum r600_power_level index, u32 mem_clock_index);
198 void r600_power_level_set_eng_clock_index(struct radeon_device *rdev,
199 					  enum r600_power_level index, u32 eng_clock_index);
200 void r600_power_level_set_watermark_id(struct radeon_device *rdev,
201 				       enum r600_power_level index,
202 				       enum r600_display_watermark watermark_id);
203 void r600_power_level_set_pcie_gen2(struct radeon_device *rdev,
204 				    enum r600_power_level index, bool compatible);
205 enum r600_power_level r600_power_level_get_current_index(struct radeon_device *rdev);
206 enum r600_power_level r600_power_level_get_target_index(struct radeon_device *rdev);
207 void r600_power_level_set_enter_index(struct radeon_device *rdev,
208 				      enum r600_power_level index);
209 void r600_wait_for_power_level_unequal(struct radeon_device *rdev,
210 				       enum r600_power_level index);
211 void r600_wait_for_power_level(struct radeon_device *rdev,
212 			       enum r600_power_level index);
213 void r600_start_dpm(struct radeon_device *rdev);
214 void r600_stop_dpm(struct radeon_device *rdev);
215 
216 int r600_set_thermal_temperature_range(struct radeon_device *rdev,
217 				       int min_temp, int max_temp);
218 bool r600_is_internal_thermal_sensor(enum radeon_int_thermal_type sensor);
219 
220 int r600_parse_extended_power_table(struct radeon_device *rdev);
221 void r600_free_extended_power_table(struct radeon_device *rdev);
222 
223 enum radeon_pcie_gen r600_get_pcie_gen_support(struct radeon_device *rdev,
224 					       u32 sys_mask,
225 					       enum radeon_pcie_gen asic_gen,
226 					       enum radeon_pcie_gen default_gen);
227 
228 u16 r600_get_pcie_lane_support(struct radeon_device *rdev,
229 			       u16 asic_lanes,
230 			       u16 default_lanes);
231 u8 r600_encode_pci_lane_width(u32 lanes);
232 
233 #endif
234