mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-25 05:57:50 +07:00
3e57f2648a
Reduce size of duplicated comments by switching to use SPDX identifier. No functional change. While here, throw away some extra blank lines. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
45 lines
953 B
C
45 lines
953 B
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* Copyright 2013 Matthew Garrett <mjg59@srcf.ucam.org>
|
|
*/
|
|
|
|
#include <linux/acpi.h>
|
|
#include <linux/module.h>
|
|
|
|
MODULE_LICENSE("GPL");
|
|
|
|
static int smartconnect_acpi_init(struct acpi_device *acpi)
|
|
{
|
|
unsigned long long value;
|
|
acpi_status status;
|
|
|
|
status = acpi_evaluate_integer(acpi->handle, "GAOS", NULL, &value);
|
|
if (ACPI_FAILURE(status))
|
|
return -EINVAL;
|
|
|
|
if (value & 0x1) {
|
|
dev_info(&acpi->dev, "Disabling Intel Smart Connect\n");
|
|
status = acpi_execute_simple_method(acpi->handle, "SAOS", 0);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const struct acpi_device_id smartconnect_ids[] = {
|
|
{"INT33A0", 0},
|
|
{"", 0}
|
|
};
|
|
MODULE_DEVICE_TABLE(acpi, smartconnect_ids);
|
|
|
|
static struct acpi_driver smartconnect_driver = {
|
|
.owner = THIS_MODULE,
|
|
.name = "intel_smart_connect",
|
|
.class = "intel_smart_connect",
|
|
.ids = smartconnect_ids,
|
|
.ops = {
|
|
.add = smartconnect_acpi_init,
|
|
},
|
|
};
|
|
|
|
module_acpi_driver(smartconnect_driver);
|