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1/*2 * Copyright 2020 Advanced Micro Devices, Inc.3 *4 * Permission is hereby granted, free of charge, to any person obtaining a5 * copy of this software and associated documentation files (the "Software"),6 * to deal in the Software without restriction, including without limitation7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,8 * and/or sell copies of the Software, and to permit persons to whom the9 * Software is furnished to do so, subject to the following conditions:10 *11 * The above copyright notice and this permission notice shall be included in12 * all copies or substantial portions of the Software.13 *14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR18 * 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 OR20 * OTHER DEALINGS IN THE SOFTWARE.21 *22 */23 24#ifndef __MMSCH_V3_0_H__25#define __MMSCH_V3_0_H__26 27#include "amdgpu_vcn.h"28 29#define MMSCH_VERSION_MAJOR 330#define MMSCH_VERSION_MINOR 031#define MMSCH_VERSION (MMSCH_VERSION_MAJOR << 16 | MMSCH_VERSION_MINOR)32 33#define MMSCH_V3_0_VCN_INSTANCES 0x234 35enum mmsch_v3_0_command_type {36 MMSCH_COMMAND__DIRECT_REG_WRITE = 0,37 MMSCH_COMMAND__DIRECT_REG_POLLING = 2,38 MMSCH_COMMAND__DIRECT_REG_READ_MODIFY_WRITE = 3,39 MMSCH_COMMAND__INDIRECT_REG_WRITE = 8,40 MMSCH_COMMAND__END = 0xf41};42 43struct mmsch_v3_0_table_info {44 uint32_t init_status;45 uint32_t table_offset;46 uint32_t table_size;47};48 49struct mmsch_v3_0_init_header {50 uint32_t version;51 uint32_t total_size;52 struct mmsch_v3_0_table_info inst[MMSCH_V3_0_VCN_INSTANCES];53};54 55struct mmsch_v3_0_cmd_direct_reg_header {56 uint32_t reg_offset : 28;57 uint32_t command_type : 4;58};59 60struct mmsch_v3_0_cmd_indirect_reg_header {61 uint32_t reg_offset : 20;62 uint32_t reg_idx_space : 8;63 uint32_t command_type : 4;64};65 66struct mmsch_v3_0_cmd_direct_write {67 struct mmsch_v3_0_cmd_direct_reg_header cmd_header;68 uint32_t reg_value;69};70 71struct mmsch_v3_0_cmd_direct_read_modify_write {72 struct mmsch_v3_0_cmd_direct_reg_header cmd_header;73 uint32_t write_data;74 uint32_t mask_value;75};76 77struct mmsch_v3_0_cmd_direct_polling {78 struct mmsch_v3_0_cmd_direct_reg_header cmd_header;79 uint32_t mask_value;80 uint32_t wait_value;81};82 83struct mmsch_v3_0_cmd_end {84 struct mmsch_v3_0_cmd_direct_reg_header cmd_header;85};86 87struct mmsch_v3_0_cmd_indirect_write {88 struct mmsch_v3_0_cmd_indirect_reg_header cmd_header;89 uint32_t reg_value;90};91 92#define MMSCH_V3_0_INSERT_DIRECT_RD_MOD_WT(reg, mask, data) { \93 size = sizeof(struct mmsch_v3_0_cmd_direct_read_modify_write); \94 size_dw = size / 4; \95 direct_rd_mod_wt.cmd_header.reg_offset = reg; \96 direct_rd_mod_wt.mask_value = mask; \97 direct_rd_mod_wt.write_data = data; \98 memcpy((void *)table_loc, &direct_rd_mod_wt, size); \99 table_loc += size_dw; \100 table_size += size_dw; \101}102 103#define MMSCH_V3_0_INSERT_DIRECT_WT(reg, value) { \104 size = sizeof(struct mmsch_v3_0_cmd_direct_write); \105 size_dw = size / 4; \106 direct_wt.cmd_header.reg_offset = reg; \107 direct_wt.reg_value = value; \108 memcpy((void *)table_loc, &direct_wt, size); \109 table_loc += size_dw; \110 table_size += size_dw; \111}112 113#define MMSCH_V3_0_INSERT_DIRECT_POLL(reg, mask, wait) { \114 size = sizeof(struct mmsch_v3_0_cmd_direct_polling); \115 size_dw = size / 4; \116 direct_poll.cmd_header.reg_offset = reg; \117 direct_poll.mask_value = mask; \118 direct_poll.wait_value = wait; \119 memcpy((void *)table_loc, &direct_poll, size); \120 table_loc += size_dw; \121 table_size += size_dw; \122}123 124#define MMSCH_V3_0_INSERT_END() { \125 size = sizeof(struct mmsch_v3_0_cmd_end); \126 size_dw = size / 4; \127 memcpy((void *)table_loc, &end, size); \128 table_loc += size_dw; \129 table_size += size_dw; \130}131 132#endif133