/*
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* Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
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* Author Huicong Xu <xhc@rock-chips.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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#ifndef DW_HDMI_HDCP_H
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#define DW_HDMI_HDCP_H
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#define DW_HDCP_DRIVER_NAME "dw-hdmi-hdcp"
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#define HDCP_PRIVATE_KEY_SIZE 280
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#define HDCP_KEY_SHA_SIZE 20
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struct hdcp_keys {
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u8 KSV[8];
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u8 devicekey[HDCP_PRIVATE_KEY_SIZE];
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u8 sha1[HDCP_KEY_SHA_SIZE];
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};
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struct dw_hdcp {
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bool enable;
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int retry_times;
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int remaining_times;
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char *seeds;
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int invalidkey;
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char *invalidkeys;
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int hdcp2_enable;
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int status;
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u32 reg_io_width;
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struct miscdevice mdev;
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struct hdcp_keys *keys;
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struct device *dev;
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struct dw_hdmi *hdmi;
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void __iomem *regs;
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void (*write)(struct dw_hdmi *hdmi, u8 val, int offset);
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u8 (*read)(struct dw_hdmi *hdmi, int offset);
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int (*hdcp_start)(struct dw_hdcp *hdcp);
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int (*hdcp_stop)(struct dw_hdcp *hdcp);
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void (*hdcp_isr)(struct dw_hdcp *hdcp, int hdcp_int);
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};
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#endif
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