xref: /linux/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.h (revision 55a42f78ffd386e01a5404419f8c5ded7db70a21)
1 /*
2  * Copyright 2020 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_CMN_H__
24 #define __SMU_CMN_H__
25 
26 #include "amdgpu_smu.h"
27 
28 #if defined(SWSMU_CODE_LAYER_L2) || defined(SWSMU_CODE_LAYER_L3) || defined(SWSMU_CODE_LAYER_L4)
29 
30 #define FDO_PWM_MODE_STATIC  1
31 #define FDO_PWM_MODE_STATIC_RPM 5
32 
33 #define SMU_IH_INTERRUPT_ID_TO_DRIVER                   0xFE
34 #define SMU_IH_INTERRUPT_CONTEXT_ID_BACO                0x2
35 #define SMU_IH_INTERRUPT_CONTEXT_ID_AC                  0x3
36 #define SMU_IH_INTERRUPT_CONTEXT_ID_DC                  0x4
37 #define SMU_IH_INTERRUPT_CONTEXT_ID_AUDIO_D0            0x5
38 #define SMU_IH_INTERRUPT_CONTEXT_ID_AUDIO_D3            0x6
39 #define SMU_IH_INTERRUPT_CONTEXT_ID_THERMAL_THROTTLING  0x7
40 #define SMU_IH_INTERRUPT_CONTEXT_ID_FAN_ABNORMAL        0x8
41 #define SMU_IH_INTERRUPT_CONTEXT_ID_FAN_RECOVERY        0x9
42 
43 #define smu_cmn_init_soft_gpu_metrics(ptr, frev, crev)                   \
44 	do {                                                             \
45 		typecheck(struct gpu_metrics_v##frev##_##crev *, (ptr)); \
46 		struct gpu_metrics_v##frev##_##crev *tmp = (ptr);        \
47 		struct metrics_table_header *header =                    \
48 			(struct metrics_table_header *)tmp;              \
49 		memset(header, 0xFF, sizeof(*tmp));                      \
50 		header->format_revision = frev;                          \
51 		header->content_revision = crev;                         \
52 		header->structure_size = sizeof(*tmp);                   \
53 	} while (0)
54 
55 #define smu_cmn_init_partition_metrics(ptr, fr, cr)                        \
56 	do {                                                               \
57 		typecheck(struct amdgpu_partition_metrics_v##fr##_##cr *,  \
58 			  (ptr));                                          \
59 		struct amdgpu_partition_metrics_v##fr##_##cr *tmp = (ptr); \
60 		struct metrics_table_header *header =                      \
61 			(struct metrics_table_header *)tmp;                \
62 		memset(header, 0xFF, sizeof(*tmp));                        \
63 		header->format_revision = fr;                              \
64 		header->content_revision = cr;                             \
65 		header->structure_size = sizeof(*tmp);                     \
66 	} while (0)
67 
68 #define smu_cmn_init_baseboard_temp_metrics(ptr, fr, cr)                        \
69 	do {                                                                    \
70 		typecheck(struct amdgpu_baseboard_temp_metrics_v##fr##_##cr *,  \
71 			  (ptr));                                               \
72 		struct amdgpu_baseboard_temp_metrics_v##fr##_##cr *tmp = (ptr); \
73 		struct metrics_table_header *header =                           \
74 			(struct metrics_table_header *)tmp;                     \
75 		memset(header, 0xFF, sizeof(*tmp));                             \
76 		header->format_revision = fr;                                   \
77 		header->content_revision = cr;                                  \
78 		header->structure_size = sizeof(*tmp);                          \
79 	} while (0)
80 
81 #define smu_cmn_init_gpuboard_temp_metrics(ptr, fr, cr)                         \
82 	do {                                                                    \
83 		typecheck(struct amdgpu_gpuboard_temp_metrics_v##fr##_##cr *,   \
84 			  (ptr));                                               \
85 		struct amdgpu_gpuboard_temp_metrics_v##fr##_##cr *tmp = (ptr);  \
86 		struct metrics_table_header *header =                           \
87 			(struct metrics_table_header *)tmp;                     \
88 		memset(header, 0xFF, sizeof(*tmp));                             \
89 		header->format_revision = fr;                                   \
90 		header->content_revision = cr;                                  \
91 		header->structure_size = sizeof(*tmp);                          \
92 	} while (0)
93 
94 extern const int link_speed[];
95 
96 /* Helper to Convert from PCIE Gen 1/2/3/4/5/6 to 0.1 GT/s speed units */
97 static inline int pcie_gen_to_speed(uint32_t gen)
98 {
99 	return ((gen == 0) ? link_speed[0] : link_speed[gen - 1]);
100 }
101 
102 int smu_cmn_send_msg_without_waiting(struct smu_context *smu,
103 				     uint16_t msg_index,
104 				     uint32_t param);
105 int smu_cmn_send_smc_msg_with_param(struct smu_context *smu,
106 				    enum smu_message_type msg,
107 				    uint32_t param,
108 				    uint32_t *read_arg);
109 
110 int smu_cmn_send_smc_msg(struct smu_context *smu,
111 			 enum smu_message_type msg,
112 			 uint32_t *read_arg);
113 
114 int smu_cmn_send_debug_smc_msg(struct smu_context *smu,
115 			 uint32_t msg);
116 
117 int smu_cmn_send_debug_smc_msg_with_param(struct smu_context *smu,
118 			 uint32_t msg, uint32_t param);
119 
120 int smu_cmn_wait_for_response(struct smu_context *smu);
121 
122 int smu_cmn_to_asic_specific_index(struct smu_context *smu,
123 				   enum smu_cmn2asic_mapping_type type,
124 				   uint32_t index);
125 
126 int smu_cmn_feature_is_supported(struct smu_context *smu,
127 				 enum smu_feature_mask mask);
128 
129 int smu_cmn_feature_is_enabled(struct smu_context *smu,
130 			       enum smu_feature_mask mask);
131 
132 bool smu_cmn_clk_dpm_is_enabled(struct smu_context *smu,
133 				enum smu_clk_type clk_type);
134 
135 int smu_cmn_get_enabled_mask(struct smu_context *smu,
136 			     uint64_t *feature_mask);
137 
138 uint64_t smu_cmn_get_indep_throttler_status(
139 					const unsigned long dep_status,
140 					const uint8_t *throttler_map);
141 
142 int smu_cmn_feature_update_enable_state(struct smu_context *smu,
143 					uint64_t feature_mask,
144 					bool enabled);
145 
146 int smu_cmn_feature_set_enabled(struct smu_context *smu,
147 				enum smu_feature_mask mask,
148 				bool enable);
149 
150 size_t smu_cmn_get_pp_feature_mask(struct smu_context *smu,
151 				   char *buf);
152 
153 int smu_cmn_set_pp_feature_mask(struct smu_context *smu,
154 				uint64_t new_mask);
155 
156 int smu_cmn_disable_all_features_with_exception(struct smu_context *smu,
157 						enum smu_feature_mask mask);
158 
159 int smu_cmn_get_smc_version(struct smu_context *smu,
160 			    uint32_t *if_version,
161 			    uint32_t *smu_version);
162 
163 int smu_cmn_update_table(struct smu_context *smu,
164 			 enum smu_table_id table_index,
165 			 int argument,
166 			 void *table_data,
167 			 bool drv2smu);
168 
169 int smu_cmn_write_watermarks_table(struct smu_context *smu);
170 
171 int smu_cmn_write_pptable(struct smu_context *smu);
172 
173 int smu_cmn_get_metrics_table(struct smu_context *smu,
174 			      void *metrics_table,
175 			      bool bypass_cache);
176 
177 int smu_cmn_get_combo_pptable(struct smu_context *smu);
178 
179 int smu_cmn_set_mp1_state(struct smu_context *smu,
180 			  enum pp_mp1_state mp1_state);
181 
182 /*
183  * Helper function to make sysfs_emit_at() happy. Align buf to
184  * the current page boundary and record the offset.
185  */
186 static inline void smu_cmn_get_sysfs_buf(char **buf, int *offset)
187 {
188 	if (!*buf || !offset)
189 		return;
190 
191 	*offset = offset_in_page(*buf);
192 	*buf -= *offset;
193 }
194 
195 bool smu_cmn_is_audio_func_enabled(struct amdgpu_device *adev);
196 void smu_cmn_generic_soc_policy_desc(struct smu_dpm_policy *policy);
197 void smu_cmn_generic_plpd_policy_desc(struct smu_dpm_policy *policy);
198 
199 void smu_cmn_get_backend_workload_mask(struct smu_context *smu,
200 				       u32 workload_mask,
201 				       u32 *backend_workload_mask);
202 
203 #endif
204 #endif
205