Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) // SPDX-License-Identifier: GPL-2.0+
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3)  *  Copyright 2013 Matthew Garrett <mjg59@srcf.ucam.org>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6) #include <linux/acpi.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) MODULE_LICENSE("GPL");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) static int smartconnect_acpi_init(struct acpi_device *acpi)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) 	unsigned long long value;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) 	acpi_status status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) 	status = acpi_evaluate_integer(acpi->handle, "GAOS", NULL, &value);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) 	if (ACPI_FAILURE(status))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) 		return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) 	if (value & 0x1) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) 		dev_info(&acpi->dev, "Disabling Intel Smart Connect\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) 		status = acpi_execute_simple_method(acpi->handle, "SAOS", 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) static const struct acpi_device_id smartconnect_ids[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) 	{"INT33A0", 0},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) 	{"", 0}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) MODULE_DEVICE_TABLE(acpi, smartconnect_ids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) static struct acpi_driver smartconnect_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) 	.owner = THIS_MODULE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) 	.name = "intel_smart_connect",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) 	.class = "intel_smart_connect",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) 	.ids = smartconnect_ids,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) 	.ops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) 		.add = smartconnect_acpi_init,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) 	},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) module_acpi_driver(smartconnect_driver);