/* * Copyright 2019 Advanced Micro Devices, Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. * * Authors: AMD * */ #ifndef _DMUB_REG_H_ #define _DMUB_REG_H_ #include "../inc/dmub_cmd.h" struct dmub_srv; /* Register offset and field lookup. */ #define BASE(seg) … #define REG_OFFSET(reg_name) … #define FD_SHIFT(reg_name, field) … #define FD_MASK(reg_name, field) … #define REG(reg) … #define FD(reg_field) … #define FN(reg_name, field) … /* Register reads and writes. */ #define REG_READ(reg) … #define REG_WRITE(reg, val) … /* Register field setting. */ #define REG_SET_N(reg_name, n, initial_val, ...) … #define REG_SET(reg_name, initial_val, field, val) … #define REG_SET_2(reg, init_value, f1, v1, f2, v2) … #define REG_SET_3(reg, init_value, f1, v1, f2, v2, f3, v3) … #define REG_SET_4(reg, init_value, f1, v1, f2, v2, f3, v3, f4, v4) … /* Register field updating. */ #define REG_UPDATE_N(reg_name, n, ...) … #define REG_UPDATE(reg_name, field, val) … #define REG_UPDATE_2(reg, f1, v1, f2, v2) … #define REG_UPDATE_3(reg, f1, v1, f2, v2, f3, v3) … #define REG_UPDATE_4(reg, f1, v1, f2, v2, f3, v3, f4, v4) … /* Register field getting. */ #define REG_GET(reg_name, field, val) … void dmub_reg_set(struct dmub_srv *srv, uint32_t addr, uint32_t reg_val, int n, uint8_t shift1, uint32_t mask1, uint32_t field_value1, ...); void dmub_reg_update(struct dmub_srv *srv, uint32_t addr, int n, uint8_t shift1, uint32_t mask1, uint32_t field_value1, ...); void dmub_reg_get(struct dmub_srv *srv, uint32_t addr, uint8_t shift, uint32_t mask, uint32_t *field_value); #endif /* _DMUB_REG_H_ */
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