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1 /*
2  * Copyright 2015 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 
24 #include <linux/delay.h>
25 #include <linux/kernel.h>
26 #include <linux/module.h>
27 #include <linux/slab.h>
28 #include <linux/types.h>
29 #include <drm/amdgpu_drm.h>
30 #include "smumgr.h"
31 
32 MODULE_FIRMWARE("amdgpu/bonaire_smc.bin");
33 MODULE_FIRMWARE("amdgpu/bonaire_k_smc.bin");
34 MODULE_FIRMWARE("amdgpu/hawaii_smc.bin");
35 MODULE_FIRMWARE("amdgpu/hawaii_k_smc.bin");
36 MODULE_FIRMWARE("amdgpu/topaz_smc.bin");
37 MODULE_FIRMWARE("amdgpu/topaz_k_smc.bin");
38 MODULE_FIRMWARE("amdgpu/tonga_smc.bin");
39 MODULE_FIRMWARE("amdgpu/tonga_k_smc.bin");
40 MODULE_FIRMWARE("amdgpu/fiji_smc.bin");
41 MODULE_FIRMWARE("amdgpu/polaris10_smc.bin");
42 MODULE_FIRMWARE("amdgpu/polaris10_smc_sk.bin");
43 MODULE_FIRMWARE("amdgpu/polaris10_k_smc.bin");
44 MODULE_FIRMWARE("amdgpu/polaris10_k2_smc.bin");
45 MODULE_FIRMWARE("amdgpu/polaris11_smc.bin");
46 MODULE_FIRMWARE("amdgpu/polaris11_smc_sk.bin");
47 MODULE_FIRMWARE("amdgpu/polaris11_k_smc.bin");
48 MODULE_FIRMWARE("amdgpu/polaris11_k2_smc.bin");
49 MODULE_FIRMWARE("amdgpu/polaris12_smc.bin");
50 MODULE_FIRMWARE("amdgpu/polaris12_k_smc.bin");
51 MODULE_FIRMWARE("amdgpu/vegam_smc.bin");
52 MODULE_FIRMWARE("amdgpu/vega10_smc.bin");
53 MODULE_FIRMWARE("amdgpu/vega10_acg_smc.bin");
54 MODULE_FIRMWARE("amdgpu/vega12_smc.bin");
55 MODULE_FIRMWARE("amdgpu/vega20_smc.bin");
56 
smum_thermal_avfs_enable(struct pp_hwmgr * hwmgr)57 int smum_thermal_avfs_enable(struct pp_hwmgr *hwmgr)
58 {
59 	if (NULL != hwmgr->smumgr_funcs->thermal_avfs_enable)
60 		return hwmgr->smumgr_funcs->thermal_avfs_enable(hwmgr);
61 
62 	return 0;
63 }
64 
smum_thermal_setup_fan_table(struct pp_hwmgr * hwmgr)65 int smum_thermal_setup_fan_table(struct pp_hwmgr *hwmgr)
66 {
67 	if (NULL != hwmgr->smumgr_funcs->thermal_setup_fan_table)
68 		return hwmgr->smumgr_funcs->thermal_setup_fan_table(hwmgr);
69 
70 	return 0;
71 }
72 
smum_update_sclk_threshold(struct pp_hwmgr * hwmgr)73 int smum_update_sclk_threshold(struct pp_hwmgr *hwmgr)
74 {
75 
76 	if (NULL != hwmgr->smumgr_funcs->update_sclk_threshold)
77 		return hwmgr->smumgr_funcs->update_sclk_threshold(hwmgr);
78 
79 	return 0;
80 }
81 
smum_update_smc_table(struct pp_hwmgr * hwmgr,uint32_t type)82 int smum_update_smc_table(struct pp_hwmgr *hwmgr, uint32_t type)
83 {
84 
85 	if (NULL != hwmgr->smumgr_funcs->update_smc_table)
86 		return hwmgr->smumgr_funcs->update_smc_table(hwmgr, type);
87 
88 	return 0;
89 }
90 
smum_get_offsetof(struct pp_hwmgr * hwmgr,uint32_t type,uint32_t member)91 uint32_t smum_get_offsetof(struct pp_hwmgr *hwmgr, uint32_t type, uint32_t member)
92 {
93 	if (NULL != hwmgr->smumgr_funcs->get_offsetof)
94 		return hwmgr->smumgr_funcs->get_offsetof(type, member);
95 
96 	return 0;
97 }
98 
smum_process_firmware_header(struct pp_hwmgr * hwmgr)99 int smum_process_firmware_header(struct pp_hwmgr *hwmgr)
100 {
101 	if (NULL != hwmgr->smumgr_funcs->process_firmware_header)
102 		return hwmgr->smumgr_funcs->process_firmware_header(hwmgr);
103 	return 0;
104 }
105 
smum_get_mac_definition(struct pp_hwmgr * hwmgr,uint32_t value)106 uint32_t smum_get_mac_definition(struct pp_hwmgr *hwmgr, uint32_t value)
107 {
108 	if (NULL != hwmgr->smumgr_funcs->get_mac_definition)
109 		return hwmgr->smumgr_funcs->get_mac_definition(value);
110 
111 	return 0;
112 }
113 
smum_download_powerplay_table(struct pp_hwmgr * hwmgr,void ** table)114 int smum_download_powerplay_table(struct pp_hwmgr *hwmgr, void **table)
115 {
116 	if (NULL != hwmgr->smumgr_funcs->download_pptable_settings)
117 		return hwmgr->smumgr_funcs->download_pptable_settings(hwmgr,
118 									table);
119 	return 0;
120 }
121 
smum_upload_powerplay_table(struct pp_hwmgr * hwmgr)122 int smum_upload_powerplay_table(struct pp_hwmgr *hwmgr)
123 {
124 	if (NULL != hwmgr->smumgr_funcs->upload_pptable_settings)
125 		return hwmgr->smumgr_funcs->upload_pptable_settings(hwmgr);
126 
127 	return 0;
128 }
129 
smum_send_msg_to_smc(struct pp_hwmgr * hwmgr,uint16_t msg,uint32_t * resp)130 int smum_send_msg_to_smc(struct pp_hwmgr *hwmgr, uint16_t msg, uint32_t *resp)
131 {
132 	int ret = 0;
133 
134 	if (hwmgr == NULL ||
135 	    hwmgr->smumgr_funcs->send_msg_to_smc == NULL ||
136 	    (resp && !hwmgr->smumgr_funcs->get_argument))
137 		return -EINVAL;
138 
139 	mutex_lock(&hwmgr->msg_lock);
140 
141 	ret = hwmgr->smumgr_funcs->send_msg_to_smc(hwmgr, msg);
142 	if (ret) {
143 		mutex_unlock(&hwmgr->msg_lock);
144 		return ret;
145 	}
146 
147 	if (resp)
148 		*resp = hwmgr->smumgr_funcs->get_argument(hwmgr);
149 
150 	mutex_unlock(&hwmgr->msg_lock);
151 
152 	return ret;
153 }
154 
smum_send_msg_to_smc_with_parameter(struct pp_hwmgr * hwmgr,uint16_t msg,uint32_t parameter,uint32_t * resp)155 int smum_send_msg_to_smc_with_parameter(struct pp_hwmgr *hwmgr,
156 					uint16_t msg,
157 					uint32_t parameter,
158 					uint32_t *resp)
159 {
160 	int ret = 0;
161 
162 	if (hwmgr == NULL ||
163 	    hwmgr->smumgr_funcs->send_msg_to_smc_with_parameter == NULL ||
164 	    (resp && !hwmgr->smumgr_funcs->get_argument))
165 		return -EINVAL;
166 
167 	mutex_lock(&hwmgr->msg_lock);
168 
169 	ret = hwmgr->smumgr_funcs->send_msg_to_smc_with_parameter(
170 						hwmgr, msg, parameter);
171 	if (ret) {
172 		mutex_unlock(&hwmgr->msg_lock);
173 		return ret;
174 	}
175 
176 	if (resp)
177 		*resp = hwmgr->smumgr_funcs->get_argument(hwmgr);
178 
179 	mutex_unlock(&hwmgr->msg_lock);
180 
181 	return ret;
182 }
183 
smum_init_smc_table(struct pp_hwmgr * hwmgr)184 int smum_init_smc_table(struct pp_hwmgr *hwmgr)
185 {
186 	if (NULL != hwmgr->smumgr_funcs->init_smc_table)
187 		return hwmgr->smumgr_funcs->init_smc_table(hwmgr);
188 
189 	return 0;
190 }
191 
smum_populate_all_graphic_levels(struct pp_hwmgr * hwmgr)192 int smum_populate_all_graphic_levels(struct pp_hwmgr *hwmgr)
193 {
194 	if (NULL != hwmgr->smumgr_funcs->populate_all_graphic_levels)
195 		return hwmgr->smumgr_funcs->populate_all_graphic_levels(hwmgr);
196 
197 	return 0;
198 }
199 
smum_populate_all_memory_levels(struct pp_hwmgr * hwmgr)200 int smum_populate_all_memory_levels(struct pp_hwmgr *hwmgr)
201 {
202 	if (NULL != hwmgr->smumgr_funcs->populate_all_memory_levels)
203 		return hwmgr->smumgr_funcs->populate_all_memory_levels(hwmgr);
204 
205 	return 0;
206 }
207 
208 /*this interface is needed by island ci/vi */
smum_initialize_mc_reg_table(struct pp_hwmgr * hwmgr)209 int smum_initialize_mc_reg_table(struct pp_hwmgr *hwmgr)
210 {
211 	if (NULL != hwmgr->smumgr_funcs->initialize_mc_reg_table)
212 		return hwmgr->smumgr_funcs->initialize_mc_reg_table(hwmgr);
213 
214 	return 0;
215 }
216 
smum_is_dpm_running(struct pp_hwmgr * hwmgr)217 bool smum_is_dpm_running(struct pp_hwmgr *hwmgr)
218 {
219 	if (NULL != hwmgr->smumgr_funcs->is_dpm_running)
220 		return hwmgr->smumgr_funcs->is_dpm_running(hwmgr);
221 
222 	return true;
223 }
224 
smum_is_hw_avfs_present(struct pp_hwmgr * hwmgr)225 bool smum_is_hw_avfs_present(struct pp_hwmgr *hwmgr)
226 {
227 	if (hwmgr->smumgr_funcs->is_hw_avfs_present)
228 		return hwmgr->smumgr_funcs->is_hw_avfs_present(hwmgr);
229 
230 	return false;
231 }
232 
smum_update_dpm_settings(struct pp_hwmgr * hwmgr,void * profile_setting)233 int smum_update_dpm_settings(struct pp_hwmgr *hwmgr, void *profile_setting)
234 {
235 	if (hwmgr->smumgr_funcs->update_dpm_settings)
236 		return hwmgr->smumgr_funcs->update_dpm_settings(hwmgr, profile_setting);
237 
238 	return -EINVAL;
239 }
240 
smum_smc_table_manager(struct pp_hwmgr * hwmgr,uint8_t * table,uint16_t table_id,bool rw)241 int smum_smc_table_manager(struct pp_hwmgr *hwmgr, uint8_t *table, uint16_t table_id, bool rw)
242 {
243 	if (hwmgr->smumgr_funcs->smc_table_manager)
244 		return hwmgr->smumgr_funcs->smc_table_manager(hwmgr, table, table_id, rw);
245 
246 	return -EINVAL;
247 }
248 
smum_stop_smc(struct pp_hwmgr * hwmgr)249 int smum_stop_smc(struct pp_hwmgr *hwmgr)
250 {
251 	if (hwmgr->smumgr_funcs->stop_smc)
252 		return hwmgr->smumgr_funcs->stop_smc(hwmgr);
253 
254 	return 0;
255 }
256