2  * SPDX-FileCopyrightText: Copyright (c) 2023 Carl Zeiss Meditec AG
3  * SPDX-License-Identifier: Apache-2.0
25 	uint8_t reg[ADLTC2990_NUM_REGS];  member
33 	struct adltc2990_emul_data *data = target->data;  in adltc2990_emul_set_reg()
36 	memcpy(data->reg + reg_addr, val, 1);  in adltc2990_emul_set_reg()
41 	struct adltc2990_emul_data *data = target->data;  in adltc2990_emul_get_reg()
44 	memcpy(val, data->reg + reg_addr, 1);  in adltc2990_emul_get_reg()
49 	struct adltc2990_emul_data *data = target->data;  in adltc2990_emul_reset()
51 	memset(data->reg, 0, ADLTC2990_NUM_REGS);  in adltc2990_emul_reset()
56 	struct adltc2990_emul_data *data = target->data;  in adltc2990_emul_handle_write()
60 		data->reg[ADLTC2990_REG_CONTROL] = value;  in adltc2990_emul_handle_write()
64 		data->reg[ADLTC2990_REG_TRIGGER] = value;  in adltc2990_emul_handle_write()
76 	struct adltc2990_emul_data *data = target->data;  in adltc2990_emul_transfer_i2c()
78 	i2c_dump_msgs_rw(target->dev, msgs, num_msgs, addr, false);  in adltc2990_emul_transfer_i2c()
82 		return -EIO;  in adltc2990_emul_transfer_i2c()
84 	if (FIELD_GET(I2C_MSG_READ, msgs->flags)) {  in adltc2990_emul_transfer_i2c()
86 		return -EIO;  in adltc2990_emul_transfer_i2c()
88 	if (msgs->len < 1) {  in adltc2990_emul_transfer_i2c()
89 		LOG_ERR("Unexpected msg0 length %d", msgs->len);  in adltc2990_emul_transfer_i2c()
90 		return -EIO;  in adltc2990_emul_transfer_i2c()
93 	uint8_t regn = msgs->buf[0];  in adltc2990_emul_transfer_i2c()
94 	bool is_read = FIELD_GET(I2C_MSG_READ, msgs->flags) == 1;  in adltc2990_emul_transfer_i2c()
95 	bool is_stop = FIELD_GET(I2C_MSG_STOP, msgs->flags) == 1;  in adltc2990_emul_transfer_i2c()
100 		is_read = FIELD_GET(I2C_MSG_READ, msgs->flags) == 1;  in adltc2990_emul_transfer_i2c()
101 		is_stop = FIELD_GET(I2C_MSG_STOP, msgs->flags) == 1;  in adltc2990_emul_transfer_i2c()
105 		for (int i = 0; i < msgs->len; ++i) {  in adltc2990_emul_transfer_i2c()
106 			msgs->buf[i] = data->reg[regn + i];  in adltc2990_emul_transfer_i2c()
109 		int rc = adltc2990_emul_handle_write(target, regn, msgs->buf[1]);  in adltc2990_emul_transfer_i2c()  local
111 		if (rc != 0) {  in adltc2990_emul_transfer_i2c()
112 			return rc;  in adltc2990_emul_transfer_i2c()