d92b9155e4
Fix header file to compile when CONFIG_HDCP_QSEECOM is a module.
Bug: 144798560
Test: build and boot with CONFIG_HDCP_QSEECOM=m, confirm module loads
and same devices probe
Signed-off-by: Steve Muckle <smuckle@google.com>
Change-Id: Ie1cf241016609e5304e61f0d97b943ab0fec2a8d
139 lines
3.0 KiB
C
139 lines
3.0 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2015-2019, The Linux Foundation. All rights reserved.
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*/
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#ifndef __HDCP_QSEECOM_H
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#define __HDCP_QSEECOM_H
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#include <linux/types.h>
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#define HDCP_QSEECOM_ENUM_STR(x) #x
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enum hdcp2_app_cmd {
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HDCP2_CMD_START,
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HDCP2_CMD_START_AUTH,
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HDCP2_CMD_STOP,
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HDCP2_CMD_PROCESS_MSG,
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HDCP2_CMD_TIMEOUT,
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HDCP2_CMD_EN_ENCRYPTION,
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HDCP2_CMD_QUERY_STREAM,
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};
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struct hdcp2_buffer {
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unsigned char *data;
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u32 length;
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};
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struct hdcp2_app_data {
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u32 timeout;
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bool repeater_flag;
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struct hdcp2_buffer request; // requests to TA, sent from sink
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struct hdcp2_buffer response; // responses from TA, sent to sink
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};
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static inline const char *hdcp2_app_cmd_str(enum hdcp2_app_cmd cmd)
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{
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switch (cmd) {
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case HDCP2_CMD_START:
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return HDCP_QSEECOM_ENUM_STR(HDCP2_CMD_START);
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case HDCP2_CMD_START_AUTH:
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return HDCP_QSEECOM_ENUM_STR(HDCP2_CMD_START_AUTH);
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case HDCP2_CMD_STOP:
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return HDCP_QSEECOM_ENUM_STR(HDCP2_CMD_STOP);
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case HDCP2_CMD_PROCESS_MSG:
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return HDCP_QSEECOM_ENUM_STR(HDCP2_CMD_PROCESS_MSG);
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case HDCP2_CMD_TIMEOUT:
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return HDCP_QSEECOM_ENUM_STR(HDCP2_CMD_TIMEOUT);
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case HDCP2_CMD_EN_ENCRYPTION:
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return HDCP_QSEECOM_ENUM_STR(HDCP2_CMD_EN_ENCRYPTION);
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case HDCP2_CMD_QUERY_STREAM:
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return HDCP_QSEECOM_ENUM_STR(HDCP2_CMD_QUERY_STREAM);
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default: return "???";
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}
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}
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#if IS_ENABLED(CONFIG_HDCP_QSEECOM)
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void *hdcp1_init(void);
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void hdcp1_deinit(void *data);
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bool hdcp1_feature_supported(void *data);
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int hdcp1_start(void *data, u32 *aksv_msb, u32 *aksv_lsb);
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int hdcp1_set_enc(void *data, bool enable);
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void hdcp1_stop(void *data);
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void *hdcp2_init(u32 device_type);
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void hdcp2_deinit(void *ctx);
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bool hdcp2_feature_supported(void *ctx);
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int hdcp2_app_comm(void *ctx, enum hdcp2_app_cmd cmd,
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struct hdcp2_app_data *app_data);
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int hdcp2_open_stream(void *ctx, uint8_t vc_payload_id,
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uint8_t stream_number, uint32_t *stream_id);
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int hdcp2_close_stream(void *ctx, uint32_t stream_id);
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int hdcp2_force_encryption(void *ctx, uint32_t enable);
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#else
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static inline void *hdcp1_init(void)
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{
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return NULL;
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}
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static inline void hdcp1_deinit(void *data)
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{
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}
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static inline bool hdcp1_feature_supported(void *data)
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{
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return false;
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}
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static inline int hdcp1_start(void *data, u32 *aksv_msb, u32 *aksv_lsb)
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{
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return 0;
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}
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static inline int hdcp1_set_enc(void *data, bool enable)
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{
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return 0;
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}
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static inline void hdcp1_stop(void *data)
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{
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}
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static inline void *hdcp2_init(u32 device_type)
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{
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return NULL;
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}
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static inline void hdcp2_deinit(void *ctx)
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{
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}
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static inline bool hdcp2_feature_supported(void *ctx)
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{
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return false;
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}
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static inline int hdcp2_app_comm(void *ctx, enum hdcp2_app_cmd cmd,
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struct hdcp2_app_data *app_data)
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{
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return 0;
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}
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static inline int hdcp2_open_stream(void *ctx, uint8_t vc_payload_id,
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uint8_t stream_number, uint32_t *stream_id)
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{
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return 0;
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}
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static inline int hdcp2_close_stream(void *ctx, uint32_t stream_id)
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{
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return 0;
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}
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static inline int hdcp2_force_encryption(void *ctx, uint32_t enable)
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{
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return 0;
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}
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#endif
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#endif /* __HDCP_QSEECOM_H */
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