18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 */ 28c2ecf20Sopenharmony_ci/* 38c2ecf20Sopenharmony_ci * Copyright (c) 2016-2019, The Linux Foundation. All rights reserved. 48c2ecf20Sopenharmony_ci */ 58c2ecf20Sopenharmony_ci 68c2ecf20Sopenharmony_ci#ifndef __SOC_QCOM_TCS_H__ 78c2ecf20Sopenharmony_ci#define __SOC_QCOM_TCS_H__ 88c2ecf20Sopenharmony_ci 98c2ecf20Sopenharmony_ci#define MAX_RPMH_PAYLOAD 16 108c2ecf20Sopenharmony_ci 118c2ecf20Sopenharmony_ci/** 128c2ecf20Sopenharmony_ci * rpmh_state: state for the request 138c2ecf20Sopenharmony_ci * 148c2ecf20Sopenharmony_ci * RPMH_SLEEP_STATE: State of the resource when the processor subsystem 158c2ecf20Sopenharmony_ci * is powered down. There is no client using the 168c2ecf20Sopenharmony_ci * resource actively. 178c2ecf20Sopenharmony_ci * RPMH_WAKE_ONLY_STATE: Resume resource state to the value previously 188c2ecf20Sopenharmony_ci * requested before the processor was powered down. 198c2ecf20Sopenharmony_ci * RPMH_ACTIVE_ONLY_STATE: Active or AMC mode requests. Resource state 208c2ecf20Sopenharmony_ci * is aggregated immediately. 218c2ecf20Sopenharmony_ci */ 228c2ecf20Sopenharmony_cienum rpmh_state { 238c2ecf20Sopenharmony_ci RPMH_SLEEP_STATE, 248c2ecf20Sopenharmony_ci RPMH_WAKE_ONLY_STATE, 258c2ecf20Sopenharmony_ci RPMH_ACTIVE_ONLY_STATE, 268c2ecf20Sopenharmony_ci}; 278c2ecf20Sopenharmony_ci 288c2ecf20Sopenharmony_ci/** 298c2ecf20Sopenharmony_ci * struct tcs_cmd: an individual request to RPMH. 308c2ecf20Sopenharmony_ci * 318c2ecf20Sopenharmony_ci * @addr: the address of the resource slv_id:18:16 | offset:0:15 328c2ecf20Sopenharmony_ci * @data: the resource state request 338c2ecf20Sopenharmony_ci * @wait: wait for this request to be complete before sending the next 348c2ecf20Sopenharmony_ci */ 358c2ecf20Sopenharmony_cistruct tcs_cmd { 368c2ecf20Sopenharmony_ci u32 addr; 378c2ecf20Sopenharmony_ci u32 data; 388c2ecf20Sopenharmony_ci u32 wait; 398c2ecf20Sopenharmony_ci}; 408c2ecf20Sopenharmony_ci 418c2ecf20Sopenharmony_ci/** 428c2ecf20Sopenharmony_ci * struct tcs_request: A set of tcs_cmds sent together in a TCS 438c2ecf20Sopenharmony_ci * 448c2ecf20Sopenharmony_ci * @state: state for the request. 458c2ecf20Sopenharmony_ci * @wait_for_compl: wait until we get a response from the h/w accelerator 468c2ecf20Sopenharmony_ci * @num_cmds: the number of @cmds in this request 478c2ecf20Sopenharmony_ci * @cmds: an array of tcs_cmds 488c2ecf20Sopenharmony_ci */ 498c2ecf20Sopenharmony_cistruct tcs_request { 508c2ecf20Sopenharmony_ci enum rpmh_state state; 518c2ecf20Sopenharmony_ci u32 wait_for_compl; 528c2ecf20Sopenharmony_ci u32 num_cmds; 538c2ecf20Sopenharmony_ci struct tcs_cmd *cmds; 548c2ecf20Sopenharmony_ci}; 558c2ecf20Sopenharmony_ci 568c2ecf20Sopenharmony_ci#define BCM_TCS_CMD_COMMIT_SHFT 30 578c2ecf20Sopenharmony_ci#define BCM_TCS_CMD_COMMIT_MASK 0x40000000 588c2ecf20Sopenharmony_ci#define BCM_TCS_CMD_VALID_SHFT 29 598c2ecf20Sopenharmony_ci#define BCM_TCS_CMD_VALID_MASK 0x20000000 608c2ecf20Sopenharmony_ci#define BCM_TCS_CMD_VOTE_X_SHFT 14 618c2ecf20Sopenharmony_ci#define BCM_TCS_CMD_VOTE_MASK 0x3fff 628c2ecf20Sopenharmony_ci#define BCM_TCS_CMD_VOTE_Y_SHFT 0 638c2ecf20Sopenharmony_ci#define BCM_TCS_CMD_VOTE_Y_MASK 0xfffc000 648c2ecf20Sopenharmony_ci 658c2ecf20Sopenharmony_ci/* Construct a Bus Clock Manager (BCM) specific TCS command */ 668c2ecf20Sopenharmony_ci#define BCM_TCS_CMD(commit, valid, vote_x, vote_y) \ 678c2ecf20Sopenharmony_ci (((commit) << BCM_TCS_CMD_COMMIT_SHFT) | \ 688c2ecf20Sopenharmony_ci ((valid) << BCM_TCS_CMD_VALID_SHFT) | \ 698c2ecf20Sopenharmony_ci ((cpu_to_le32(vote_x) & \ 708c2ecf20Sopenharmony_ci BCM_TCS_CMD_VOTE_MASK) << BCM_TCS_CMD_VOTE_X_SHFT) | \ 718c2ecf20Sopenharmony_ci ((cpu_to_le32(vote_y) & \ 728c2ecf20Sopenharmony_ci BCM_TCS_CMD_VOTE_MASK) << BCM_TCS_CMD_VOTE_Y_SHFT)) 738c2ecf20Sopenharmony_ci 748c2ecf20Sopenharmony_ci#endif /* __SOC_QCOM_TCS_H__ */ 75