46 lines
1.2 KiB
C
46 lines
1.2 KiB
C
/*
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* tegra_l3_cache.h
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*
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* declarations for t19x cache
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*
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* Copyright (c) 2017-2018, NVIDIA CORPORATION. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*/
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#ifndef __TEGRA_L3_CACHE_H
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#define __TEGRA_L3_CACHE_H
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#include <linux/ioctl.h>
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#include <linux/types.h>
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#define TEGRA_L3_CACHE_IOC_MAGIC 'C'
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#if !defined(__KERNEL__)
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#define __user
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#endif
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struct tegra_l3_ioctl_data {
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__u32 igpu_cpu_ways; /* integrated gpu */
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__u32 igpu_only_ways;
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__u32 total_ways;
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__u32 reserved;
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__u64 size;
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};
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#define TEGRA_L3_CACHE_GET_IOCTL_DATA \
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_IOR(TEGRA_L3_CACHE_IOC_MAGIC, 1, struct tegra_l3_ioctl_data)
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#define TEGRA_L3_CACHE_IOCTL_IOC_MAXNR _IOC_NR(TEGRA_L3_CACHE_GET_IOCTL_DATA)
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#define TEGRA_L3_CACHE_IOCTL_MAX_ARG_SIZE \
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sizeof(struct tegra_l3_ioctl_data)
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#endif /* __TEGRA_L3_CACHE_H */
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