1 /* 2 * Copyright 2017 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 #ifndef __MMSCH_V1_0_H__ 25 #define __MMSCH_V1_0_H__ 26 27 #define MMSCH_VERSION_MAJOR 1 28 #define MMSCH_VERSION_MINOR 0 29 #define MMSCH_VERSION (MMSCH_VERSION_MAJOR << 16 | MMSCH_VERSION_MINOR) 30 31 enum mmsch_v1_0_command_type { 32 MMSCH_COMMAND__DIRECT_REG_WRITE = 0, 33 MMSCH_COMMAND__DIRECT_REG_POLLING = 2, 34 MMSCH_COMMAND__DIRECT_REG_READ_MODIFY_WRITE = 3, 35 MMSCH_COMMAND__INDIRECT_REG_WRITE = 8, 36 MMSCH_COMMAND__END = 0xf 37 }; 38 39 struct mmsch_v1_0_init_header { 40 uint32_t version; 41 uint32_t header_size; 42 uint32_t vce_init_status; 43 uint32_t uvd_init_status; 44 uint32_t vce_table_offset; 45 uint32_t vce_table_size; 46 uint32_t uvd_table_offset; 47 uint32_t uvd_table_size; 48 }; 49 50 struct mmsch_v1_0_cmd_direct_reg_header { 51 uint32_t reg_offset : 28; 52 uint32_t command_type : 4; 53 }; 54 55 struct mmsch_v1_0_cmd_indirect_reg_header { 56 uint32_t reg_offset : 20; 57 uint32_t reg_idx_space : 8; 58 uint32_t command_type : 4; 59 }; 60 61 struct mmsch_v1_0_cmd_direct_write { 62 struct mmsch_v1_0_cmd_direct_reg_header cmd_header; 63 uint32_t reg_value; 64 }; 65 66 struct mmsch_v1_0_cmd_direct_read_modify_write { 67 struct mmsch_v1_0_cmd_direct_reg_header cmd_header; 68 uint32_t write_data; 69 uint32_t mask_value; 70 }; 71 72 struct mmsch_v1_0_cmd_direct_polling { 73 struct mmsch_v1_0_cmd_direct_reg_header cmd_header; 74 uint32_t mask_value; 75 uint32_t wait_value; 76 }; 77 78 struct mmsch_v1_0_cmd_end { 79 struct mmsch_v1_0_cmd_direct_reg_header cmd_header; 80 }; 81 82 struct mmsch_v1_0_cmd_indirect_write { 83 struct mmsch_v1_0_cmd_indirect_reg_header cmd_header; 84 uint32_t reg_value; 85 }; 86 87 static inline void mmsch_v1_0_insert_direct_wt(struct mmsch_v1_0_cmd_direct_write *direct_wt, 88 uint32_t *init_table, 89 uint32_t reg_offset, 90 uint32_t value) 91 { 92 direct_wt->cmd_header.reg_offset = reg_offset; 93 direct_wt->reg_value = value; 94 memcpy((void *)init_table, direct_wt, sizeof(struct mmsch_v1_0_cmd_direct_write)); 95 } 96 97 static inline void mmsch_v1_0_insert_direct_rd_mod_wt(struct mmsch_v1_0_cmd_direct_read_modify_write *direct_rd_mod_wt, 98 uint32_t *init_table, 99 uint32_t reg_offset, 100 uint32_t mask, uint32_t data) 101 { 102 direct_rd_mod_wt->cmd_header.reg_offset = reg_offset; 103 direct_rd_mod_wt->mask_value = mask; 104 direct_rd_mod_wt->write_data = data; 105 memcpy((void *)init_table, direct_rd_mod_wt, 106 sizeof(struct mmsch_v1_0_cmd_direct_read_modify_write)); 107 } 108 109 static inline void mmsch_v1_0_insert_direct_poll(struct mmsch_v1_0_cmd_direct_polling *direct_poll, 110 uint32_t *init_table, 111 uint32_t reg_offset, 112 uint32_t mask, uint32_t wait) 113 { 114 direct_poll->cmd_header.reg_offset = reg_offset; 115 direct_poll->mask_value = mask; 116 direct_poll->wait_value = wait; 117 memcpy((void *)init_table, direct_poll, sizeof(struct mmsch_v1_0_cmd_direct_polling)); 118 } 119 120 #define MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(reg, mask, data) { \ 121 mmsch_v1_0_insert_direct_rd_mod_wt(&direct_rd_mod_wt, \ 122 init_table, (reg), \ 123 (mask), (data)); \ 124 init_table += sizeof(struct mmsch_v1_0_cmd_direct_read_modify_write)/4; \ 125 table_size += sizeof(struct mmsch_v1_0_cmd_direct_read_modify_write)/4; \ 126 } 127 128 #define MMSCH_V1_0_INSERT_DIRECT_WT(reg, value) { \ 129 mmsch_v1_0_insert_direct_wt(&direct_wt, \ 130 init_table, (reg), \ 131 (value)); \ 132 init_table += sizeof(struct mmsch_v1_0_cmd_direct_write)/4; \ 133 table_size += sizeof(struct mmsch_v1_0_cmd_direct_write)/4; \ 134 } 135 136 #define MMSCH_V1_0_INSERT_DIRECT_POLL(reg, mask, wait) { \ 137 mmsch_v1_0_insert_direct_poll(&direct_poll, \ 138 init_table, (reg), \ 139 (mask), (wait)); \ 140 init_table += sizeof(struct mmsch_v1_0_cmd_direct_polling)/4; \ 141 table_size += sizeof(struct mmsch_v1_0_cmd_direct_polling)/4; \ 142 } 143 144 #endif 145