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brintos / linux-shallow public Read only

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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