brintos

brintos / linux-shallow public Read only

0
0
Text · 4.8 KiB · 2cdab80 Raw
155 lines · c
1/*2 * Copyright 2017 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_V1_0_H__25#define __MMSCH_V1_0_H__26 27#define MMSCH_VERSION	0x128 29enum mmsch_v1_0_command_type {30	MMSCH_COMMAND__DIRECT_REG_WRITE = 0,31	MMSCH_COMMAND__DIRECT_REG_POLLING = 2,32	MMSCH_COMMAND__DIRECT_REG_READ_MODIFY_WRITE = 3,33	MMSCH_COMMAND__INDIRECT_REG_WRITE = 8,34	MMSCH_COMMAND__END = 0xf35};36 37struct mmsch_v1_0_init_header {38	uint32_t version;39	uint32_t header_size;40	uint32_t vce_init_status;41	uint32_t uvd_init_status;42	uint32_t vce_table_offset;43	uint32_t vce_table_size;44	uint32_t uvd_table_offset;45	uint32_t uvd_table_size;46};47 48struct mmsch_vf_eng_init_header {49	uint32_t init_status;50	uint32_t table_offset;51	uint32_t table_size;52};53 54struct mmsch_v1_1_init_header {55	uint32_t version;56	uint32_t total_size;57	struct mmsch_vf_eng_init_header eng[2];58};59 60struct mmsch_v1_0_cmd_direct_reg_header {61	uint32_t reg_offset   : 28;62	uint32_t command_type : 4;63};64 65struct mmsch_v1_0_cmd_indirect_reg_header {66	uint32_t reg_offset    : 20;67	uint32_t reg_idx_space : 8;68	uint32_t command_type  : 4;69};70 71struct mmsch_v1_0_cmd_direct_write {72	struct mmsch_v1_0_cmd_direct_reg_header cmd_header;73	uint32_t reg_value;74};75 76struct mmsch_v1_0_cmd_direct_read_modify_write {77	struct mmsch_v1_0_cmd_direct_reg_header cmd_header;78	uint32_t write_data;79	uint32_t mask_value;80};81 82struct mmsch_v1_0_cmd_direct_polling {83	struct mmsch_v1_0_cmd_direct_reg_header cmd_header;84	uint32_t mask_value;85	uint32_t wait_value;86};87 88struct mmsch_v1_0_cmd_end {89	struct mmsch_v1_0_cmd_direct_reg_header cmd_header;90};91 92struct mmsch_v1_0_cmd_indirect_write {93	struct mmsch_v1_0_cmd_indirect_reg_header cmd_header;94	uint32_t reg_value;95};96 97static inline void mmsch_v1_0_insert_direct_wt(struct mmsch_v1_0_cmd_direct_write *direct_wt,98					       uint32_t *init_table,99					       uint32_t reg_offset,100					       uint32_t value)101{102	direct_wt->cmd_header.reg_offset = reg_offset;103	direct_wt->reg_value = value;104	memcpy((void *)init_table, direct_wt, sizeof(struct mmsch_v1_0_cmd_direct_write));105}106 107static inline void mmsch_v1_0_insert_direct_rd_mod_wt(struct mmsch_v1_0_cmd_direct_read_modify_write *direct_rd_mod_wt,108						      uint32_t *init_table,109						      uint32_t reg_offset,110						      uint32_t mask, uint32_t data)111{112	direct_rd_mod_wt->cmd_header.reg_offset = reg_offset;113	direct_rd_mod_wt->mask_value = mask;114	direct_rd_mod_wt->write_data = data;115	memcpy((void *)init_table, direct_rd_mod_wt,116	       sizeof(struct mmsch_v1_0_cmd_direct_read_modify_write));117}118 119static inline void mmsch_v1_0_insert_direct_poll(struct mmsch_v1_0_cmd_direct_polling *direct_poll,120						 uint32_t *init_table,121						 uint32_t reg_offset,122						 uint32_t mask, uint32_t wait)123{124	direct_poll->cmd_header.reg_offset = reg_offset;125	direct_poll->mask_value = mask;126	direct_poll->wait_value = wait;127	memcpy((void *)init_table, direct_poll, sizeof(struct mmsch_v1_0_cmd_direct_polling));128}129 130#define MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(reg, mask, data) { \131	mmsch_v1_0_insert_direct_rd_mod_wt(&direct_rd_mod_wt, \132					   init_table, (reg), \133					   (mask), (data)); \134	init_table += sizeof(struct mmsch_v1_0_cmd_direct_read_modify_write)/4; \135	table_size += sizeof(struct mmsch_v1_0_cmd_direct_read_modify_write)/4; \136}137 138#define MMSCH_V1_0_INSERT_DIRECT_WT(reg, value) { \139	mmsch_v1_0_insert_direct_wt(&direct_wt, \140				    init_table, (reg), \141				    (value)); \142	init_table += sizeof(struct mmsch_v1_0_cmd_direct_write)/4; \143	table_size += sizeof(struct mmsch_v1_0_cmd_direct_write)/4; \144}145 146#define MMSCH_V1_0_INSERT_DIRECT_POLL(reg, mask, wait) { \147	mmsch_v1_0_insert_direct_poll(&direct_poll, \148				      init_table, (reg), \149				      (mask), (wait)); \150	init_table += sizeof(struct mmsch_v1_0_cmd_direct_polling)/4; \151	table_size += sizeof(struct mmsch_v1_0_cmd_direct_polling)/4; \152}153 154#endif155