xref: /openbmc/linux/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.h (revision ecfb9f40)
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 int smu_cmn_send_msg_without_waiting(struct smu_context *smu,
34 				     uint16_t msg_index,
35 				     uint32_t param);
36 int smu_cmn_send_smc_msg_with_param(struct smu_context *smu,
37 				    enum smu_message_type msg,
38 				    uint32_t param,
39 				    uint32_t *read_arg);
40 
41 int smu_cmn_send_smc_msg(struct smu_context *smu,
42 			 enum smu_message_type msg,
43 			 uint32_t *read_arg);
44 
45 int smu_cmn_send_debug_smc_msg(struct smu_context *smu,
46 			 uint32_t msg);
47 
48 int smu_cmn_wait_for_response(struct smu_context *smu);
49 
50 int smu_cmn_to_asic_specific_index(struct smu_context *smu,
51 				   enum smu_cmn2asic_mapping_type type,
52 				   uint32_t index);
53 
54 int smu_cmn_feature_is_supported(struct smu_context *smu,
55 				 enum smu_feature_mask mask);
56 
57 int smu_cmn_feature_is_enabled(struct smu_context *smu,
58 			       enum smu_feature_mask mask);
59 
60 bool smu_cmn_clk_dpm_is_enabled(struct smu_context *smu,
61 				enum smu_clk_type clk_type);
62 
63 int smu_cmn_get_enabled_mask(struct smu_context *smu,
64 			     uint64_t *feature_mask);
65 
66 uint64_t smu_cmn_get_indep_throttler_status(
67 					const unsigned long dep_status,
68 					const uint8_t *throttler_map);
69 
70 int smu_cmn_feature_update_enable_state(struct smu_context *smu,
71 					uint64_t feature_mask,
72 					bool enabled);
73 
74 int smu_cmn_feature_set_enabled(struct smu_context *smu,
75 				enum smu_feature_mask mask,
76 				bool enable);
77 
78 size_t smu_cmn_get_pp_feature_mask(struct smu_context *smu,
79 				   char *buf);
80 
81 int smu_cmn_set_pp_feature_mask(struct smu_context *smu,
82 				uint64_t new_mask);
83 
84 int smu_cmn_disable_all_features_with_exception(struct smu_context *smu,
85 						enum smu_feature_mask mask);
86 
87 int smu_cmn_get_smc_version(struct smu_context *smu,
88 			    uint32_t *if_version,
89 			    uint32_t *smu_version);
90 
91 int smu_cmn_update_table(struct smu_context *smu,
92 			 enum smu_table_id table_index,
93 			 int argument,
94 			 void *table_data,
95 			 bool drv2smu);
96 
97 int smu_cmn_write_watermarks_table(struct smu_context *smu);
98 
99 int smu_cmn_write_pptable(struct smu_context *smu);
100 
101 int smu_cmn_get_metrics_table(struct smu_context *smu,
102 			      void *metrics_table,
103 			      bool bypass_cache);
104 
105 int smu_cmn_get_combo_pptable(struct smu_context *smu);
106 
107 void smu_cmn_init_soft_gpu_metrics(void *table, uint8_t frev, uint8_t crev);
108 
109 int smu_cmn_set_mp1_state(struct smu_context *smu,
110 			  enum pp_mp1_state mp1_state);
111 
112 /*
113  * Helper function to make sysfs_emit_at() happy. Align buf to
114  * the current page boundary and record the offset.
115  */
116 static inline void smu_cmn_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 
125 bool smu_cmn_is_audio_func_enabled(struct amdgpu_device *adev);
126 
127 #endif
128 #endif
129