| /* SPDX-License-Identifier: GPL-2.0 */ |
| /* |
| * Apex kernel-userspace interface definitions. |
| * |
| * Copyright (C) 2018 Google, Inc. |
| */ |
| #ifndef __APEX_H__ |
| #define __APEX_H__ |
| |
| #include <linux/ioctl.h> |
| |
| /* Clock Gating ioctl. */ |
| struct apex_gate_clock_ioctl { |
| /* Enter or leave clock gated state. */ |
| u64 enable; |
| |
| /* If set, enter clock gating state, regardless of custom block's |
| * internal idle state |
| */ |
| u64 force_idle; |
| }; |
| |
| /* Base number for all Apex-common IOCTLs */ |
| #define APEX_IOCTL_BASE 0x7F |
| |
| /* Enable/Disable clock gating. */ |
| #define APEX_IOCTL_GATE_CLOCK \ |
| _IOW(APEX_IOCTL_BASE, 0, struct apex_gate_clock_ioctl) |
| |
| #endif /* __APEX_H__ */ |
