78 lines
2 KiB
C
78 lines
2 KiB
C
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/* driver/soc/samsung/exynos-hdcp/dplink/exynos-hdcp2-protocol-msg.h
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*
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* Copyright (c) 2016 Samsung Electronics Co., Ltd.
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* http://www.samsung.com
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __EXYNOS_HDCP2_DPLINK_PROTOCOL_MSG_H__
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#define __EXYNOS_HDCP2_DPLINK_PROTOCOL_MSG_H__
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#include <linux/types.h>
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enum dp_msg_id {
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DP_AKE_INIT = 2,
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DP_AKE_SEND_CERT,
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DP_AKE_NO_STORED_KM,
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DP_AKE_STORED_KM,
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DP_AKE_SEND_RRX,
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DP_AKE_SEND_H_PRIME,
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DP_AKE_SEND_PAIRING_INFO,
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DP_LC_INIT,
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DP_LC_SEND_L_PRIME,
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DP_SKE_SEND_EKS,
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DP_REPEATERAUTH_SEND_RECEIVERID_LIST,
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DP_RTT_READY,
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DP_RTT_CHALLENGE,
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DP_REPEATERAUTH_SEND_AKE,
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DP_REPEATERAUTH_STREAM_MANAGE,
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DP_REPEATERAUTH_STREAM_READY,
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DP_RECEIVER_AUTHSTATUS,
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DP_AKE_TRANSMITTER_INFO,
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DP_AKE_RECEIVER_INFO,
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};
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#define DP_RXSTATUS_READY (0x1 << 0)
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#define DP_RXSTATUS_HPRIME_AVAILABLE (0x1 << 1)
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#define DP_RXSTATUS_PAIRING_AVAILABLE (0x1 << 2)
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#define DP_RXSTATUS_REAUTH_REQ (0x1 << 3)
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#define DP_RXSTATUS_LINK_INTEGRITY_FAIL (0x1 << 4)
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#define DP_RXCAPS_HDCP_CAPABLE (0x1 << 1)
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#define DP_RXCAPS_REPEATER (0x1 << 0)
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#define DP_RXCAPS_HDCP_VERSION_2 (0x2)
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/* RxInfo */
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#define DEPTH_SHIFT (9)
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#define DEPTH_MASK (0x7)
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#define DEV_COUNT_SHIFT (4)
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#define DEV_COUNT_MASK (0x1F)
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#define DEV_EXD_SHIFT (3)
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#define DEV_EXD_MASK (0x1)
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#define CASCADE_EXD_SHIFT (2)
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#define CASCADE_EXD_MASK (0x1)
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#define HDCP20_DOWN_SHIFT (1)
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#define HDCP20_DOWN_MASK (0x1)
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#define HDCP1X_DOWN_SHIFT (0)
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#define HDCP1X_DOWN_MASK (0x1)
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#define dp_check_received_msg(m, m_len, len) \
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((m == NULL) ? ERR_WRONG_BUFFER : \
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((m_len < len) ? ERR_WRONG_MESSAGE_LENGTH : 0))
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int dp_cap_protocol_msg(uint8_t msg_id,
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uint8_t *msg,
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size_t *msg_len,
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struct hdcp_tx_ctx *tx_ctx,
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struct hdcp_rx_ctx *rx_ctx);
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int dp_decap_protocol_msg(uint8_t msg_id,
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uint8_t *msg,
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size_t msg_len,
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struct hdcp_tx_ctx *tx_ctx,
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struct hdcp_rx_ctx *rx_ctx);
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#endif
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