1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * Copyright (c) 2022-2024, Linaro Ltd 4 * Authors: 5 * Bjorn Andersson 6 * Dmitry Baryshkov 7 */ 8 9 #ifndef _LENOVO_YOGA_C630_DATA_H 10 #define _LENOVO_YOGA_C630_DATA_H 11 12 struct yoga_c630_ec; 13 struct notifier_block; 14 15 #define YOGA_C630_MOD_NAME "lenovo_yoga_c630" 16 17 #define YOGA_C630_DEV_UCSI "ucsi" 18 #define YOGA_C630_DEV_PSY "psy" 19 20 int yoga_c630_ec_read8(struct yoga_c630_ec *ec, u8 addr); 21 int yoga_c630_ec_read16(struct yoga_c630_ec *ec, u8 addr); 22 23 int yoga_c630_ec_register_notify(struct yoga_c630_ec *ec, struct notifier_block *nb); 24 void yoga_c630_ec_unregister_notify(struct yoga_c630_ec *ec, struct notifier_block *nb); 25 26 #define YOGA_C630_UCSI_WRITE_SIZE 8 27 #define YOGA_C630_UCSI_CCI_SIZE 4 28 #define YOGA_C630_UCSI_DATA_SIZE 16 29 #define YOGA_C630_UCSI_READ_SIZE (YOGA_C630_UCSI_CCI_SIZE + YOGA_C630_UCSI_DATA_SIZE) 30 31 u16 yoga_c630_ec_ucsi_get_version(struct yoga_c630_ec *ec); 32 int yoga_c630_ec_ucsi_write(struct yoga_c630_ec *ec, 33 const u8 req[YOGA_C630_UCSI_WRITE_SIZE]); 34 int yoga_c630_ec_ucsi_read(struct yoga_c630_ec *ec, 35 u8 resp[YOGA_C630_UCSI_READ_SIZE]); 36 37 #define LENOVO_EC_EVENT_USB 0x20 38 #define LENOVO_EC_EVENT_UCSI 0x21 39 #define LENOVO_EC_EVENT_HPD 0x22 40 #define LENOVO_EC_EVENT_BAT_STATUS 0x24 41 #define LENOVO_EC_EVENT_BAT_INFO 0x25 42 #define LENOVO_EC_EVENT_BAT_ADPT_STATUS 0x37 43 44 #endif 45
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