xref: /openbmc/linux/drivers/gpu/drm/radeon/r600_dpm.h (revision 65417d9f)
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 #define FDO_PWM_MODE_STATIC  1
100 #define FDO_PWM_MODE_STATIC_RPM 5
101 
102 enum r600_power_level {
103 	R600_POWER_LEVEL_LOW = 0,
104 	R600_POWER_LEVEL_MEDIUM = 1,
105 	R600_POWER_LEVEL_HIGH = 2,
106 	R600_POWER_LEVEL_CTXSW = 3,
107 };
108 
109 enum r600_td {
110 	R600_TD_AUTO,
111 	R600_TD_UP,
112 	R600_TD_DOWN,
113 };
114 
115 enum r600_display_watermark {
116 	R600_DISPLAY_WATERMARK_LOW = 0,
117 	R600_DISPLAY_WATERMARK_HIGH = 1,
118 };
119 
120 enum r600_display_gap
121 {
122     R600_PM_DISPLAY_GAP_VBLANK_OR_WM = 0,
123     R600_PM_DISPLAY_GAP_VBLANK       = 1,
124     R600_PM_DISPLAY_GAP_WATERMARK    = 2,
125     R600_PM_DISPLAY_GAP_IGNORE       = 3,
126 };
127 
128 extern const u32 r600_utc[R600_PM_NUMBER_OF_TC];
129 extern const u32 r600_dtc[R600_PM_NUMBER_OF_TC];
130 
131 void r600_dpm_print_class_info(u32 class, u32 class2);
132 void r600_dpm_print_cap_info(u32 caps);
133 void r600_dpm_print_ps_status(struct radeon_device *rdev,
134 			      struct radeon_ps *rps);
135 u32 r600_dpm_get_vblank_time(struct radeon_device *rdev);
136 u32 r600_dpm_get_vrefresh(struct radeon_device *rdev);
137 bool r600_is_uvd_state(u32 class, u32 class2);
138 void r600_calculate_u_and_p(u32 i, u32 r_c, u32 p_b,
139 			    u32 *p, u32 *u);
140 int r600_calculate_at(u32 t, u32 h, u32 fh, u32 fl, u32 *tl, u32 *th);
141 void r600_gfx_clockgating_enable(struct radeon_device *rdev, bool enable);
142 void r600_dynamicpm_enable(struct radeon_device *rdev, bool enable);
143 void r600_enable_thermal_protection(struct radeon_device *rdev, bool enable);
144 void r600_enable_acpi_pm(struct radeon_device *rdev);
145 void r600_enable_dynamic_pcie_gen2(struct radeon_device *rdev, bool enable);
146 bool r600_dynamicpm_enabled(struct radeon_device *rdev);
147 void r600_enable_sclk_control(struct radeon_device *rdev, bool enable);
148 void r600_enable_mclk_control(struct radeon_device *rdev, bool enable);
149 void r600_enable_spll_bypass(struct radeon_device *rdev, bool enable);
150 void r600_wait_for_spll_change(struct radeon_device *rdev);
151 void r600_set_bsp(struct radeon_device *rdev, u32 u, u32 p);
152 void r600_set_at(struct radeon_device *rdev,
153 		 u32 l_to_m, u32 m_to_h,
154 		 u32 h_to_m, u32 m_to_l);
155 void r600_set_tc(struct radeon_device *rdev, u32 index, u32 u_t, u32 d_t);
156 void r600_select_td(struct radeon_device *rdev, enum r600_td td);
157 void r600_set_vrc(struct radeon_device *rdev, u32 vrv);
158 void r600_set_tpu(struct radeon_device *rdev, u32 u);
159 void r600_set_tpc(struct radeon_device *rdev, u32 c);
160 void r600_set_sstu(struct radeon_device *rdev, u32 u);
161 void r600_set_sst(struct radeon_device *rdev, u32 t);
162 void r600_set_git(struct radeon_device *rdev, u32 t);
163 void r600_set_fctu(struct radeon_device *rdev, u32 u);
164 void r600_set_fct(struct radeon_device *rdev, u32 t);
165 void r600_set_ctxcgtt3d_rphc(struct radeon_device *rdev, u32 p);
166 void r600_set_ctxcgtt3d_rsdc(struct radeon_device *rdev, u32 s);
167 void r600_set_vddc3d_oorsu(struct radeon_device *rdev, u32 u);
168 void r600_set_vddc3d_oorphc(struct radeon_device *rdev, u32 p);
169 void r600_set_vddc3d_oorsdc(struct radeon_device *rdev, u32 s);
170 void r600_set_mpll_lock_time(struct radeon_device *rdev, u32 lock_time);
171 void r600_set_mpll_reset_time(struct radeon_device *rdev, u32 reset_time);
172 void r600_engine_clock_entry_enable(struct radeon_device *rdev,
173 				    u32 index, bool enable);
174 void r600_engine_clock_entry_enable_pulse_skipping(struct radeon_device *rdev,
175 						   u32 index, bool enable);
176 void r600_engine_clock_entry_enable_post_divider(struct radeon_device *rdev,
177 						 u32 index, bool enable);
178 void r600_engine_clock_entry_set_post_divider(struct radeon_device *rdev,
179 					      u32 index, u32 divider);
180 void r600_engine_clock_entry_set_reference_divider(struct radeon_device *rdev,
181 						   u32 index, u32 divider);
182 void r600_engine_clock_entry_set_feedback_divider(struct radeon_device *rdev,
183 						  u32 index, u32 divider);
184 void r600_engine_clock_entry_set_step_time(struct radeon_device *rdev,
185 					   u32 index, u32 step_time);
186 void r600_vid_rt_set_ssu(struct radeon_device *rdev, u32 u);
187 void r600_vid_rt_set_vru(struct radeon_device *rdev, u32 u);
188 void r600_vid_rt_set_vrt(struct radeon_device *rdev, u32 rt);
189 void r600_voltage_control_enable_pins(struct radeon_device *rdev,
190 				      u64 mask);
191 void r600_voltage_control_program_voltages(struct radeon_device *rdev,
192 					   enum r600_power_level index, u64 pins);
193 void r600_voltage_control_deactivate_static_control(struct radeon_device *rdev,
194 						    u64 mask);
195 void r600_power_level_enable(struct radeon_device *rdev,
196 			     enum r600_power_level index, bool enable);
197 void r600_power_level_set_voltage_index(struct radeon_device *rdev,
198 					enum r600_power_level index, u32 voltage_index);
199 void r600_power_level_set_mem_clock_index(struct radeon_device *rdev,
200 					  enum r600_power_level index, u32 mem_clock_index);
201 void r600_power_level_set_eng_clock_index(struct radeon_device *rdev,
202 					  enum r600_power_level index, u32 eng_clock_index);
203 void r600_power_level_set_watermark_id(struct radeon_device *rdev,
204 				       enum r600_power_level index,
205 				       enum r600_display_watermark watermark_id);
206 void r600_power_level_set_pcie_gen2(struct radeon_device *rdev,
207 				    enum r600_power_level index, bool compatible);
208 enum r600_power_level r600_power_level_get_current_index(struct radeon_device *rdev);
209 enum r600_power_level r600_power_level_get_target_index(struct radeon_device *rdev);
210 void r600_power_level_set_enter_index(struct radeon_device *rdev,
211 				      enum r600_power_level index);
212 void r600_wait_for_power_level_unequal(struct radeon_device *rdev,
213 				       enum r600_power_level index);
214 void r600_wait_for_power_level(struct radeon_device *rdev,
215 			       enum r600_power_level index);
216 void r600_start_dpm(struct radeon_device *rdev);
217 void r600_stop_dpm(struct radeon_device *rdev);
218 
219 bool r600_is_internal_thermal_sensor(enum radeon_int_thermal_type sensor);
220 
221 int r600_get_platform_caps(struct radeon_device *rdev);
222 
223 int r600_parse_extended_power_table(struct radeon_device *rdev);
224 void r600_free_extended_power_table(struct radeon_device *rdev);
225 
226 enum radeon_pcie_gen r600_get_pcie_gen_support(struct radeon_device *rdev,
227 					       u32 sys_mask,
228 					       enum radeon_pcie_gen asic_gen,
229 					       enum radeon_pcie_gen default_gen);
230 
231 u16 r600_get_pcie_lane_support(struct radeon_device *rdev,
232 			       u16 asic_lanes,
233 			       u16 default_lanes);
234 u8 r600_encode_pci_lane_width(u32 lanes);
235 
236 #endif
237