xref: /linux/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.h (revision 55d0969c451159cff86949b38c39171cab962069)
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 extern const int link_speed[];
44 
45 /* Helper to Convert from PCIE Gen 1/2/3/4/5/6 to 0.1 GT/s speed units */
46 static inline int pcie_gen_to_speed(uint32_t gen)
47 {
48 	return ((gen == 0) ? link_speed[0] : link_speed[gen - 1]);
49 }
50 
51 int smu_cmn_send_msg_without_waiting(struct smu_context *smu,
52 				     uint16_t msg_index,
53 				     uint32_t param);
54 int smu_cmn_send_smc_msg_with_param(struct smu_context *smu,
55 				    enum smu_message_type msg,
56 				    uint32_t param,
57 				    uint32_t *read_arg);
58 
59 int smu_cmn_send_smc_msg(struct smu_context *smu,
60 			 enum smu_message_type msg,
61 			 uint32_t *read_arg);
62 
63 int smu_cmn_send_debug_smc_msg(struct smu_context *smu,
64 			 uint32_t msg);
65 
66 int smu_cmn_send_debug_smc_msg_with_param(struct smu_context *smu,
67 			 uint32_t msg, uint32_t param);
68 
69 int smu_cmn_wait_for_response(struct smu_context *smu);
70 
71 int smu_cmn_to_asic_specific_index(struct smu_context *smu,
72 				   enum smu_cmn2asic_mapping_type type,
73 				   uint32_t index);
74 
75 int smu_cmn_feature_is_supported(struct smu_context *smu,
76 				 enum smu_feature_mask mask);
77 
78 int smu_cmn_feature_is_enabled(struct smu_context *smu,
79 			       enum smu_feature_mask mask);
80 
81 bool smu_cmn_clk_dpm_is_enabled(struct smu_context *smu,
82 				enum smu_clk_type clk_type);
83 
84 int smu_cmn_get_enabled_mask(struct smu_context *smu,
85 			     uint64_t *feature_mask);
86 
87 uint64_t smu_cmn_get_indep_throttler_status(
88 					const unsigned long dep_status,
89 					const uint8_t *throttler_map);
90 
91 int smu_cmn_feature_update_enable_state(struct smu_context *smu,
92 					uint64_t feature_mask,
93 					bool enabled);
94 
95 int smu_cmn_feature_set_enabled(struct smu_context *smu,
96 				enum smu_feature_mask mask,
97 				bool enable);
98 
99 size_t smu_cmn_get_pp_feature_mask(struct smu_context *smu,
100 				   char *buf);
101 
102 int smu_cmn_set_pp_feature_mask(struct smu_context *smu,
103 				uint64_t new_mask);
104 
105 int smu_cmn_disable_all_features_with_exception(struct smu_context *smu,
106 						enum smu_feature_mask mask);
107 
108 int smu_cmn_get_smc_version(struct smu_context *smu,
109 			    uint32_t *if_version,
110 			    uint32_t *smu_version);
111 
112 int smu_cmn_update_table(struct smu_context *smu,
113 			 enum smu_table_id table_index,
114 			 int argument,
115 			 void *table_data,
116 			 bool drv2smu);
117 
118 int smu_cmn_write_watermarks_table(struct smu_context *smu);
119 
120 int smu_cmn_write_pptable(struct smu_context *smu);
121 
122 int smu_cmn_get_metrics_table(struct smu_context *smu,
123 			      void *metrics_table,
124 			      bool bypass_cache);
125 
126 int smu_cmn_get_combo_pptable(struct smu_context *smu);
127 
128 void smu_cmn_init_soft_gpu_metrics(void *table, uint8_t frev, uint8_t crev);
129 
130 int smu_cmn_set_mp1_state(struct smu_context *smu,
131 			  enum pp_mp1_state mp1_state);
132 
133 /*
134  * Helper function to make sysfs_emit_at() happy. Align buf to
135  * the current page boundary and record the offset.
136  */
137 static inline void smu_cmn_get_sysfs_buf(char **buf, int *offset)
138 {
139 	if (!*buf || !offset)
140 		return;
141 
142 	*offset = offset_in_page(*buf);
143 	*buf -= *offset;
144 }
145 
146 bool smu_cmn_is_audio_func_enabled(struct amdgpu_device *adev);
147 void smu_cmn_generic_soc_policy_desc(struct smu_dpm_policy *policy);
148 void smu_cmn_generic_plpd_policy_desc(struct smu_dpm_policy *policy);
149 
150 #endif
151 #endif
152