53 lines · c
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 * Authors: AMD23 */24 25#include "dc.h"26#include "dc_dmub_srv.h"27#include "dmub_outbox.h"28#include "dmub/inc/dmub_cmd.h"29 30/*31 * Function: dmub_enable_outbox_notification32 *33 * @brief34 * Sends inbox cmd to dmub for enabling outbox notifications to x86.35 *36 * @param37 * [in] dmub_srv: dmub_srv structure38 */39void dmub_enable_outbox_notification(struct dc_dmub_srv *dmub_srv)40{41 union dmub_rb_cmd cmd;42 43 memset(&cmd, 0x0, sizeof(cmd));44 cmd.outbox1_enable.header.type = DMUB_CMD__OUTBOX1_ENABLE;45 cmd.outbox1_enable.header.sub_type = 0;46 cmd.outbox1_enable.header.payload_bytes =47 sizeof(cmd.outbox1_enable) -48 sizeof(cmd.outbox1_enable.header);49 cmd.outbox1_enable.enable = true;50 51 dc_wake_and_execute_dmub_cmd(dmub_srv->ctx, &cmd, DM_DMUB_WAIT_TYPE_WAIT);52}53