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Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * Apex kernel-userspace interface definitions.
4 *
5 * Copyright (C) 2018 Google, Inc.
6 */
7#ifndef __APEX_H__
8#define __APEX_H__
9
10#include <linux/ioctl.h>
11
12/* Clock Gating ioctl. */
13struct apex_gate_clock_ioctl {
14 /* Enter or leave clock gated state. */
15 u64 enable;
16
17 /* If set, enter clock gating state, regardless of custom block's
18 * internal idle state
19 */
20 u64 force_idle;
21};
22
23/* Base number for all Apex-common IOCTLs */
24#define APEX_IOCTL_BASE 0x7F
25
26/* Enable/Disable clock gating. */
27#define APEX_IOCTL_GATE_CLOCK \
28 _IOW(APEX_IOCTL_BASE, 0, struct apex_gate_clock_ioctl)
29
30#endif /* __APEX_H__ */