44729054a5
Change-Id: I9233c5d7c678f6a9ba1c23af686137bf4d6a4291 Signed-off-by: Dima Zavin <dima@android.com>
34 lines
1.2 KiB
C
34 lines
1.2 KiB
C
/*
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* Copyright (C) 2010 Google, Inc.
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*
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* Author:
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* Dima Zavin <dima@android.com>
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*
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* This software is licensed under the terms of the GNU General Public
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* License version 2, as published by the Free Software Foundation, and
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* may be copied, distributed, and modified under those terms.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#ifndef __LINUX_TEGRA_SEMA_H
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#define __LINUX_TEGRA_SEMA_H
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/* this shares the magic with the tegra RPC and AVP drivers.
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* See include/linux/tegra_avp.h and include/linux/tegra_rpc.h */
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#define TEGRA_SEMA_IOCTL_MAGIC 'r'
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/* If IOCTL_WAIT is interrupted by a signal and the timeout was not -1,
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* then the value pointed to by the argument will be updated with the amount
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* of time remaining for the wait. */
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#define TEGRA_SEMA_IOCTL_WAIT _IOW(TEGRA_SEMA_IOCTL_MAGIC, 0x30, long *)
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#define TEGRA_SEMA_IOCTL_SIGNAL _IO(TEGRA_SEMA_IOCTL_MAGIC, 0x31)
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#define TEGRA_SEMA_IOCTL_MIN_NR _IOC_NR(TEGRA_SEMA_IOCTL_WAIT)
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#define TEGRA_SEMA_IOCTL_MAX_NR _IOC_NR(TEGRA_SEMA_IOCTL_SIGNAL)
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#endif
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