xref: /openbmc/linux/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.h (revision 9a29f5fc)
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_wait_for_response(struct smu_context *smu);
46 
47 int smu_cmn_to_asic_specific_index(struct smu_context *smu,
48 				   enum smu_cmn2asic_mapping_type type,
49 				   uint32_t index);
50 
51 int smu_cmn_feature_is_supported(struct smu_context *smu,
52 				 enum smu_feature_mask mask);
53 
54 int smu_cmn_feature_is_enabled(struct smu_context *smu,
55 			       enum smu_feature_mask mask);
56 
57 bool smu_cmn_clk_dpm_is_enabled(struct smu_context *smu,
58 				enum smu_clk_type clk_type);
59 
60 int smu_cmn_get_enabled_mask(struct smu_context *smu,
61 			     uint64_t *feature_mask);
62 
63 uint64_t smu_cmn_get_indep_throttler_status(
64 					const unsigned long dep_status,
65 					const uint8_t *throttler_map);
66 
67 int smu_cmn_feature_update_enable_state(struct smu_context *smu,
68 					uint64_t feature_mask,
69 					bool enabled);
70 
71 int smu_cmn_feature_set_enabled(struct smu_context *smu,
72 				enum smu_feature_mask mask,
73 				bool enable);
74 
75 size_t smu_cmn_get_pp_feature_mask(struct smu_context *smu,
76 				   char *buf);
77 
78 int smu_cmn_set_pp_feature_mask(struct smu_context *smu,
79 				uint64_t new_mask);
80 
81 int smu_cmn_disable_all_features_with_exception(struct smu_context *smu,
82 						enum smu_feature_mask mask);
83 
84 int smu_cmn_get_smc_version(struct smu_context *smu,
85 			    uint32_t *if_version,
86 			    uint32_t *smu_version);
87 
88 int smu_cmn_update_table(struct smu_context *smu,
89 			 enum smu_table_id table_index,
90 			 int argument,
91 			 void *table_data,
92 			 bool drv2smu);
93 
94 int smu_cmn_write_watermarks_table(struct smu_context *smu);
95 
96 int smu_cmn_write_pptable(struct smu_context *smu);
97 
98 int smu_cmn_get_metrics_table(struct smu_context *smu,
99 			      void *metrics_table,
100 			      bool bypass_cache);
101 
102 int smu_cmn_get_combo_pptable(struct smu_context *smu);
103 
104 void smu_cmn_init_soft_gpu_metrics(void *table, uint8_t frev, uint8_t crev);
105 
106 int smu_cmn_set_mp1_state(struct smu_context *smu,
107 			  enum pp_mp1_state mp1_state);
108 
109 /*
110  * Helper function to make sysfs_emit_at() happy. Align buf to
111  * the current page boundary and record the offset.
112  */
113 static inline void smu_cmn_get_sysfs_buf(char **buf, int *offset)
114 {
115 	if (!*buf || !offset)
116 		return;
117 
118 	*offset = offset_in_page(*buf);
119 	*buf -= *offset;
120 }
121 
122 bool smu_cmn_is_audio_func_enabled(struct amdgpu_device *adev);
123 
124 #endif
125 #endif
126