| /* |
| * Copyright (C) 2010 Google, Inc. |
| * |
| * Author: |
| * Dima Zavin <dima@android.com> |
| * |
| * This software is licensed under the terms of the GNU General Public |
| * License version 2, as published by the Free Software Foundation, and |
| * may be copied, distributed, and modified under those terms. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| */ |
| |
| #ifndef __LINUX_TEGRA_SEMA_H |
| #define __LINUX_TEGRA_SEMA_H |
| |
| /* this shares the magic with the tegra RPC and AVP drivers. |
| * See include/linux/tegra_avp.h and include/linux/tegra_rpc.h */ |
| #define TEGRA_SEMA_IOCTL_MAGIC 'r' |
| |
| /* If IOCTL_WAIT is interrupted by a signal and the timeout was not -1, |
| * then the value pointed to by the argument will be updated with the amount |
| * of time remaining for the wait. */ |
| #define TEGRA_SEMA_IOCTL_WAIT _IOW(TEGRA_SEMA_IOCTL_MAGIC, 0x30, long *) |
| #define TEGRA_SEMA_IOCTL_SIGNAL _IO(TEGRA_SEMA_IOCTL_MAGIC, 0x31) |
| |
| #define TEGRA_SEMA_IOCTL_MIN_NR _IOC_NR(TEGRA_SEMA_IOCTL_WAIT) |
| #define TEGRA_SEMA_IOCTL_MAX_NR _IOC_NR(TEGRA_SEMA_IOCTL_SIGNAL) |
| |
| #endif |
