66 lines
1.7 KiB
C
66 lines
1.7 KiB
C
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/*
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* include/uapi/linux/nvhost_isp_ioctl.h
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*
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* Tegra ISP Driver
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*
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* Copyright (c) 2016-2020, 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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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef __UAPI_LINUX_NVHOST_ISP_IOCTL_H
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#define __UAPI_LINUX_NVHOST_ISP_IOCTL_H
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#include <linux/ioctl.h>
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#include <linux/types.h>
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#define ISP_SOFT_ISO_CLIENT 0
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#define ISP_HARD_ISO_CLIENT 1
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#if !defined(__KERNEL__)
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#define __user
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#endif
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struct isp_emc {
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uint isp_bw;
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uint isp_clk;
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uint bpp_input;
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uint bpp_output;
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};
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struct isp_la_bw {
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/* Total ISP write BW in MBps, either ISO peak BW or non-ISO avg BW */
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__u32 isp_la_bw;
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/* is ISO or non-ISO */
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bool is_iso;
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};
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#define NVHOST_ISP_IOCTL_MAGIC 'I'
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/*
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* /dev/nvhost-ctrl-isp devices
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*
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* Opening a '/dev/nvhost-ctrl-isp' device node creates a way to send
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* ctrl ioctl to isp driver.
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*
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* /dev/nvhost-isp is for channel (context specific) operations. We use
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* /dev/nvhost-ctrl-isp for global (context independent) operations on
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* isp device.
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*/
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#define NVHOST_ISP_IOCTL_SET_ISP_LA_BW \
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_IOW(NVHOST_ISP_IOCTL_MAGIC, 4, struct isp_la_bw)
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#endif
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