1 /* $NetBSD: dc_dmub_srv.h,v 1.2 2021/12/18 23:45:00 riastradh Exp $ */ 2 3 /* 4 * Copyright 2018 Advanced Micro Devices, Inc. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the "Software"), 8 * to deal in the Software without restriction, including without limitation 9 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 10 * and/or sell copies of the Software, and to permit persons to whom the 11 * Software is furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included in 14 * all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 22 * OTHER DEALINGS IN THE SOFTWARE. 23 * 24 * Authors: AMD 25 * 26 */ 27 28 #ifndef _DMUB_DC_SRV_H_ 29 #define _DMUB_DC_SRV_H_ 30 31 #include "os_types.h" 32 #include "../dmub/inc/dmub_cmd.h" 33 34 struct dmub_srv; 35 struct dmub_cmd_header; 36 37 struct dc_reg_helper_state { 38 bool gather_in_progress; 39 uint32_t same_addr_count; 40 bool should_burst_write; 41 union dmub_rb_cmd cmd_data; 42 unsigned int reg_seq_count; 43 }; 44 45 struct dc_dmub_srv { 46 struct dmub_srv *dmub; 47 struct dc_reg_helper_state reg_helper_offload; 48 49 struct dc_context *ctx; 50 void *dm; 51 }; 52 53 void dc_dmub_srv_cmd_queue(struct dc_dmub_srv *dc_dmub_srv, 54 struct dmub_cmd_header *cmd); 55 56 void dc_dmub_srv_cmd_execute(struct dc_dmub_srv *dc_dmub_srv); 57 58 void dc_dmub_srv_wait_idle(struct dc_dmub_srv *dc_dmub_srv); 59 60 void dc_dmub_srv_wait_phy_init(struct dc_dmub_srv *dc_dmub_srv); 61 62 #endif /* _DMUB_DC_SRV_H_ */ 63