1/*
2 * Copyright 2018 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 _SMU_HELPER_H_
24#define _SMU_HELPER_H_
25
26struct pp_atomctrl_voltage_table;
27struct pp_hwmgr;
28struct phm_ppt_v1_voltage_lookup_table;
29struct Watermarks_t;
30struct pp_wm_sets_with_clock_ranges_soc15;
31
32uint8_t convert_to_vid(uint16_t vddc);
33uint16_t convert_to_vddc(uint8_t vid);
34
35struct watermark_row_generic_t {
36 uint16_t MinClock;
37 uint16_t MaxClock;
38 uint16_t MinUclk;
39 uint16_t MaxUclk;
40
41 uint8_t WmSetting;
42 uint8_t Padding[3];
43};
44
45struct watermarks {
46 struct watermark_row_generic_t WatermarkRow[2][4];
47 uint32_t padding[7];
48};
49
50int phm_copy_clock_limits_array(
51 struct pp_hwmgr *hwmgr,
52 uint32_t **pptable_info_array,
53 const uint32_t *pptable_array,
54 uint32_t power_saving_clock_count);
55
56int phm_copy_overdrive_settings_limits_array(
57 struct pp_hwmgr *hwmgr,
58 uint32_t **pptable_info_array,
59 const uint32_t *pptable_array,
60 uint32_t od_setting_count);
61
62extern int phm_wait_for_register_unequal(struct pp_hwmgr *hwmgr,
63 uint32_t index,
64 uint32_t value, uint32_t mask);
65extern int phm_wait_for_indirect_register_unequal(
66 struct pp_hwmgr *hwmgr,
67 uint32_t indirect_port, uint32_t index,
68 uint32_t value, uint32_t mask);
69
70
71extern bool phm_cf_want_uvd_power_gating(struct pp_hwmgr *hwmgr);
72extern bool phm_cf_want_vce_power_gating(struct pp_hwmgr *hwmgr);
73extern bool phm_cf_want_microcode_fan_ctrl(struct pp_hwmgr *hwmgr);
74
75extern int phm_trim_voltage_table(struct pp_atomctrl_voltage_table *vol_table);
76extern int phm_get_svi2_mvdd_voltage_table(struct pp_atomctrl_voltage_table *vol_table, phm_ppt_v1_clock_voltage_dependency_table *dep_table);
77extern int phm_get_svi2_vddci_voltage_table(struct pp_atomctrl_voltage_table *vol_table, phm_ppt_v1_clock_voltage_dependency_table *dep_table);
78extern int phm_get_svi2_vdd_voltage_table(struct pp_atomctrl_voltage_table *vol_table, phm_ppt_v1_voltage_lookup_table *lookup_table);
79extern void phm_trim_voltage_table_to_fit_state_table(uint32_t max_vol_steps, struct pp_atomctrl_voltage_table *vol_table);
80extern int phm_reset_single_dpm_table(void *table, uint32_t count, int max);
81extern void phm_setup_pcie_table_entry(void *table, uint32_t index, uint32_t pcie_gen, uint32_t pcie_lanes);
82extern int32_t phm_get_dpm_level_enable_mask_value(void *table);
83extern uint8_t phm_get_voltage_id(struct pp_atomctrl_voltage_table *voltage_table,
84 uint32_t voltage);
85extern uint8_t phm_get_voltage_index(struct phm_ppt_v1_voltage_lookup_table *lookup_table, uint16_t voltage);
86extern uint16_t phm_find_closest_vddci(struct pp_atomctrl_voltage_table *vddci_table, uint16_t vddci);
87extern int phm_find_boot_level(void *table, uint32_t value, uint32_t *boot_level);
88extern int phm_get_sclk_for_voltage_evv(struct pp_hwmgr *hwmgr, phm_ppt_v1_voltage_lookup_table *lookup_table,
89 uint16_t virtual_voltage_id, int32_t *sclk);
90extern int phm_initializa_dynamic_state_adjustment_rule_settings(struct pp_hwmgr *hwmgr);
91extern uint32_t phm_get_lowest_enabled_level(struct pp_hwmgr *hwmgr, uint32_t mask);
92extern void phm_apply_dal_min_voltage_request(struct pp_hwmgr *hwmgr);
93
94extern int phm_get_voltage_evv_on_sclk(struct pp_hwmgr *hwmgr, uint8_t voltage_type,
95 uint32_t sclk, uint16_t id, uint16_t *voltage);
96
97extern uint32_t phm_set_field_to_u32(u32 offset, u32 original_data, u32 field, u32 size);
98
99extern int phm_wait_on_register(struct pp_hwmgr *hwmgr, uint32_t index,
100 uint32_t value, uint32_t mask);
101
102extern int phm_wait_on_indirect_register(struct pp_hwmgr *hwmgr,
103 uint32_t indirect_port,
104 uint32_t index,
105 uint32_t value,
106 uint32_t mask);
107
108int phm_irq_process(struct amdgpu_device *adev,
109 struct amdgpu_irq_src *source,
110 struct amdgpu_iv_entry *entry);
111
112/*
113 * Helper function to make sysfs_emit_at() happy. Align buf to
114 * the current page boundary and record the offset.
115 */
116static inline void phm_get_sysfs_buf(char **buf, int *offset)
117{
118 if (!*buf || !offset)
119 return;
120
121 *offset = offset_in_page(*buf);
122 *buf -= *offset;
123}
124
125int smu9_register_irq_handlers(struct pp_hwmgr *hwmgr);
126
127void *smu_atom_get_data_table(void *dev, uint32_t table, uint16_t *size,
128 uint8_t *frev, uint8_t *crev);
129
130int smu_get_voltage_dependency_table_ppt_v1(
131 const struct phm_ppt_v1_clock_voltage_dependency_table *allowed_dep_table,
132 struct phm_ppt_v1_clock_voltage_dependency_table *dep_table);
133
134int smu_set_watermarks_for_clocks_ranges(void *wt_table,
135 struct dm_pp_wm_sets_with_clock_ranges_soc15 *wm_with_clock_ranges);
136
137#define PHM_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT
138#define PHM_FIELD_MASK(reg, field) reg##__##field##_MASK
139
140#define PHM_SET_FIELD(origval, reg, field, fieldval) \
141 (((origval) & ~PHM_FIELD_MASK(reg, field)) | \
142 (PHM_FIELD_MASK(reg, field) & ((fieldval) << PHM_FIELD_SHIFT(reg, field))))
143
144#define PHM_GET_FIELD(value, reg, field) \
145 (((value) & PHM_FIELD_MASK(reg, field)) >> \
146 PHM_FIELD_SHIFT(reg, field))
147
148
149/* Operations on named fields. */
150
151#define PHM_READ_FIELD(device, reg, field) \
152 PHM_GET_FIELD(cgs_read_register(device, mm##reg), reg, field)
153
154#define PHM_READ_INDIRECT_FIELD(device, port, reg, field) \
155 PHM_GET_FIELD(cgs_read_ind_register(device, port, ix##reg), \
156 reg, field)
157
158#define PHM_READ_VFPF_INDIRECT_FIELD(device, port, reg, field) \
159 PHM_GET_FIELD(cgs_read_ind_register(device, port, ix##reg), \
160 reg, field)
161
162#define PHM_WRITE_FIELD(device, reg, field, fieldval) \
163 cgs_write_register(device, mm##reg, PHM_SET_FIELD( \
164 cgs_read_register(device, mm##reg), reg, field, fieldval))
165
166#define PHM_WRITE_INDIRECT_FIELD(device, port, reg, field, fieldval) \
167 cgs_write_ind_register(device, port, ix##reg, \
168 PHM_SET_FIELD(cgs_read_ind_register(device, port, ix##reg), \
169 reg, field, fieldval))
170
171#define PHM_WRITE_VFPF_INDIRECT_FIELD(device, port, reg, field, fieldval) \
172 cgs_write_ind_register(device, port, ix##reg, \
173 PHM_SET_FIELD(cgs_read_ind_register(device, port, ix##reg), \
174 reg, field, fieldval))
175
176#define PHM_WAIT_INDIRECT_REGISTER_GIVEN_INDEX(hwmgr, port, index, value, mask) \
177 phm_wait_on_indirect_register(hwmgr, mm##port##_INDEX, index, value, mask)
178
179
180#define PHM_WAIT_INDIRECT_REGISTER(hwmgr, port, reg, value, mask) \
181 PHM_WAIT_INDIRECT_REGISTER_GIVEN_INDEX(hwmgr, port, ix##reg, value, mask)
182
183#define PHM_WAIT_INDIRECT_FIELD(hwmgr, port, reg, field, fieldval) \
184 PHM_WAIT_INDIRECT_REGISTER(hwmgr, port, reg, (fieldval) \
185 << PHM_FIELD_SHIFT(reg, field), PHM_FIELD_MASK(reg, field))
186
187#define PHM_WAIT_INDIRECT_REGISTER_UNEQUAL_GIVEN_INDEX(hwmgr, port, index, value, mask) \
188 phm_wait_for_indirect_register_unequal(hwmgr, \
189 mm##port##_INDEX, index, value, mask)
190
191#define PHM_WAIT_INDIRECT_REGISTER_UNEQUAL(hwmgr, port, reg, value, mask) \
192 PHM_WAIT_INDIRECT_REGISTER_UNEQUAL_GIVEN_INDEX(hwmgr, port, ix##reg, value, mask)
193
194#define PHM_WAIT_INDIRECT_FIELD_UNEQUAL(hwmgr, port, reg, field, fieldval) \
195 PHM_WAIT_INDIRECT_REGISTER_UNEQUAL(hwmgr, port, reg, \
196 (fieldval) << PHM_FIELD_SHIFT(reg, field), \
197 PHM_FIELD_MASK(reg, field))
198
199
200#define PHM_WAIT_VFPF_INDIRECT_REGISTER_UNEQUAL_GIVEN_INDEX(hwmgr, \
201 port, index, value, mask) \
202 phm_wait_for_indirect_register_unequal(hwmgr, \
203 mm##port##_INDEX_11, index, value, mask)
204
205#define PHM_WAIT_VFPF_INDIRECT_REGISTER_UNEQUAL(hwmgr, port, reg, value, mask) \
206 PHM_WAIT_VFPF_INDIRECT_REGISTER_UNEQUAL_GIVEN_INDEX(hwmgr, port, ix##reg, value, mask)
207
208#define PHM_WAIT_VFPF_INDIRECT_FIELD_UNEQUAL(hwmgr, port, reg, field, fieldval) \
209 PHM_WAIT_VFPF_INDIRECT_REGISTER_UNEQUAL(hwmgr, port, reg, \
210 (fieldval) << PHM_FIELD_SHIFT(reg, field), \
211 PHM_FIELD_MASK(reg, field))
212
213
214#define PHM_WAIT_VFPF_INDIRECT_REGISTER_GIVEN_INDEX(hwmgr, \
215 port, index, value, mask) \
216 phm_wait_on_indirect_register(hwmgr, \
217 mm##port##_INDEX_11, index, value, mask)
218
219#define PHM_WAIT_VFPF_INDIRECT_REGISTER(hwmgr, port, reg, value, mask) \
220 PHM_WAIT_VFPF_INDIRECT_REGISTER_GIVEN_INDEX(hwmgr, port, ix##reg, value, mask)
221
222#define PHM_WAIT_VFPF_INDIRECT_FIELD(hwmgr, port, reg, field, fieldval) \
223 PHM_WAIT_VFPF_INDIRECT_REGISTER(hwmgr, port, reg, \
224 (fieldval) << PHM_FIELD_SHIFT(reg, field), \
225 PHM_FIELD_MASK(reg, field))
226
227#define PHM_WAIT_REGISTER_UNEQUAL_GIVEN_INDEX(hwmgr, \
228 index, value, mask) \
229 phm_wait_for_register_unequal(hwmgr, \
230 index, value, mask)
231
232#define PHM_WAIT_REGISTER_UNEQUAL(hwmgr, reg, value, mask) \
233 PHM_WAIT_REGISTER_UNEQUAL_GIVEN_INDEX(hwmgr, \
234 mm##reg, value, mask)
235
236#define PHM_WAIT_FIELD_UNEQUAL(hwmgr, reg, field, fieldval) \
237 PHM_WAIT_REGISTER_UNEQUAL(hwmgr, reg, \
238 (fieldval) << PHM_FIELD_SHIFT(reg, field), \
239 PHM_FIELD_MASK(reg, field))
240
241#endif /* _SMU_HELPER_H_ */
242

source code of linux/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu_helper.h