| 1 | /* SPDX-License-Identifier: MIT */ |
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| 2 | /* |
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| 3 | * Copyright © 2023 Intel Corporation |
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| 4 | */ |
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| 5 | |
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| 6 | #ifndef __INTEL_HDCP_GSC_MESSAGE_H__ |
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| 7 | #define __INTEL_HDCP_GSC_MESSAGE_H__ |
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| 8 | |
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| 9 | #include <linux/types.h> |
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| 10 | |
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| 11 | struct device; |
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| 12 | struct drm_i915_private; |
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| 13 | struct hdcp_port_data; |
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| 14 | struct hdcp2_ake_init; |
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| 15 | struct hdcp2_ake_send_cert; |
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| 16 | struct hdcp2_ake_no_stored_km; |
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| 17 | struct hdcp2_ake_send_hprime; |
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| 18 | struct hdcp2_ake_send_pairing_info; |
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| 19 | struct hdcp2_lc_init; |
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| 20 | struct hdcp2_lc_send_lprime; |
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| 21 | struct hdcp2_ske_send_eks; |
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| 22 | struct hdcp2_rep_send_receiverid_list; |
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| 23 | struct hdcp2_rep_send_ack; |
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| 24 | struct hdcp2_rep_stream_ready; |
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| 25 | |
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| 26 | ssize_t intel_hdcp_gsc_msg_send(struct drm_i915_private *i915, u8 *msg_in, |
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| 27 | size_t msg_in_len, u8 *msg_out, |
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| 28 | size_t msg_out_len); |
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| 29 | bool intel_hdcp_gsc_check_status(struct drm_i915_private *i915); |
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| 30 | int |
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| 31 | intel_hdcp_gsc_initiate_session(struct device *dev, struct hdcp_port_data *data, |
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| 32 | struct hdcp2_ake_init *ake_data); |
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| 33 | int |
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| 34 | intel_hdcp_gsc_verify_receiver_cert_prepare_km(struct device *dev, |
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| 35 | struct hdcp_port_data *data, |
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| 36 | struct hdcp2_ake_send_cert *rx_cert, |
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| 37 | bool *km_stored, |
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| 38 | struct hdcp2_ake_no_stored_km |
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| 39 | *ek_pub_km, |
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| 40 | size_t *msg_sz); |
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| 41 | int |
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| 42 | intel_hdcp_gsc_verify_hprime(struct device *dev, struct hdcp_port_data *data, |
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| 43 | struct hdcp2_ake_send_hprime *rx_hprime); |
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| 44 | int |
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| 45 | intel_hdcp_gsc_store_pairing_info(struct device *dev, struct hdcp_port_data *data, |
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| 46 | struct hdcp2_ake_send_pairing_info *pairing_info); |
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| 47 | int |
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| 48 | intel_hdcp_gsc_initiate_locality_check(struct device *dev, |
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| 49 | struct hdcp_port_data *data, |
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| 50 | struct hdcp2_lc_init *lc_init_data); |
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| 51 | int |
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| 52 | intel_hdcp_gsc_verify_lprime(struct device *dev, struct hdcp_port_data *data, |
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| 53 | struct hdcp2_lc_send_lprime *rx_lprime); |
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| 54 | int intel_hdcp_gsc_get_session_key(struct device *dev, |
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| 55 | struct hdcp_port_data *data, |
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| 56 | struct hdcp2_ske_send_eks *ske_data); |
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| 57 | int |
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| 58 | intel_hdcp_gsc_repeater_check_flow_prepare_ack(struct device *dev, |
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| 59 | struct hdcp_port_data *data, |
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| 60 | struct hdcp2_rep_send_receiverid_list |
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| 61 | *rep_topology, |
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| 62 | struct hdcp2_rep_send_ack |
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| 63 | *rep_send_ack); |
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| 64 | int intel_hdcp_gsc_verify_mprime(struct device *dev, |
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| 65 | struct hdcp_port_data *data, |
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| 66 | struct hdcp2_rep_stream_ready *stream_ready); |
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| 67 | int intel_hdcp_gsc_enable_authentication(struct device *dev, |
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| 68 | struct hdcp_port_data *data); |
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| 69 | int |
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| 70 | intel_hdcp_gsc_close_session(struct device *dev, struct hdcp_port_data *data); |
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| 71 | |
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| 72 | #endif /* __INTEL_HDCP_GSC_MESSAGE_H__ */ |
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| 73 | |
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