1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3  *  ideapad-laptop.h - Lenovo IdeaPad ACPI Extras
58 		return -EIO;  in eval_int_with_arg()
66 static inline int eval_vpcr(acpi_handle handle, unsigned long cmd, unsigned long *res)  in eval_vpcr()  argument
68 	return eval_int_with_arg(handle, "VPCR", cmd, res);  in eval_vpcr()
71 static inline int eval_vpcw(acpi_handle handle, unsigned long cmd, unsigned long data)  in eval_vpcw()  argument
80 	in_obj[0].integer.value = cmd;  in eval_vpcw()
86 		return -EIO;  in eval_vpcw()
91 #define IDEAPAD_EC_TIMEOUT 200 /* in ms */
93 static inline int read_ec_data(acpi_handle handle, unsigned long cmd, unsigned long *data)  in read_ec_data()  argument
98 	err = eval_vpcw(handle, 1, cmd);  in read_ec_data()
115 	acpi_handle_err(handle, "timeout in %s\n", __func__);  in read_ec_data()
117 	return -ETIMEDOUT;  in read_ec_data()
120 static inline int write_ec_cmd(acpi_handle handle, unsigned long cmd, unsigned long data)  in write_ec_cmd()  argument
129 	err = eval_vpcw(handle, 1, cmd);  in write_ec_cmd()
146 	acpi_handle_err(handle, "timeout in %s\n", __func__);  in write_ec_cmd()
148 	return -ETIMEDOUT;  in write_ec_cmd()