blob: 22175caa456a6edebf5567017cd8eaefb1e68563 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
|
/* SPDX-License-Identifier: GPL-2.0-only */
#include <acpi/acpi_osc.h>
/*
* Platform-Wide _OSC Operating System Capabilities
*
* Arg0: A Buffer containing a UUID
* Arg1: An Integer containing a Revision ID of the buffer format
* Arg2: An Integer containing a count of entries in Arg3
* Arg3: A Buffer containing a list of DWORD capabilities
*/
Method (_OSC, 4, NotSerialized) {
CreateDWordField (Arg3, 0, CDW1)
If (Arg0 == ToUUID (OSC_SB_UUID)) {
/* Don't mask any capability bits off. */
Return (Arg3)
} Else {
CDW1 |= OSC_CDW1_UNRECOGNIZED_UUID
Return (Arg3)
}
}
|
