/* SPDX-License-Identifier: GPL-2.0-only */
/* Copyright (c) 2012, 2014-2018, 2020, The Linux Foundation. All rights reserved. */

#ifndef __MDSS_HDCP_H__
#define __MDSS_HDCP_H__

#include <video/msm_hdmi_modes.h>
#include <soc/qcom/scm.h>
#include <linux/hdcp_qseecom.h>
#include "mdss_hdmi_util.h"

#define HDCP_SRM_CHECK_FAIL 29
#define MAX_DEVICES_SUPPORTED 127
#define RECV_ID_SIZE 5

enum hdcp_client_id {
	HDCP_CLIENT_HDMI,
	HDCP_CLIENT_DP,
};

enum hdcp_states {
	HDCP_STATE_INACTIVE,
	HDCP_STATE_AUTHENTICATING,
	HDCP_STATE_AUTHENTICATED,
	HDCP_STATE_AUTH_FAIL,
	HDCP_STATE_AUTH_FAIL_NOREAUTH,
	HDCP_STATE_AUTH_ENC_NONE,
	HDCP_STATE_AUTH_ENC_1X,
	HDCP_STATE_AUTH_ENC_2P2
};

struct hdcp_init_data {
	struct dss_io_data *core_io;
	struct dss_io_data *qfprom_io;
	struct dss_io_data *hdcp_io;
	struct mutex *mutex;
	struct kobject *sysfs_kobj;
	struct workqueue_struct *workq;
	void *cb_data;
	void (*notify_status)(void *cb_data, enum hdcp_states status);
	struct hdmi_tx_ddc_ctrl *ddc_ctrl;
	u8 sink_rx_status;
	u16 *version;
	u32 phy_addr;
	u32 hdmi_tx_ver;
	struct msm_hdmi_mode_timing_info *timing;
	bool tethered;
	bool sec_access;
	enum hdcp_client_id client_id;
};

struct hdcp_ops {
	int (*isr)(void *ptr);
	int (*cp_irq)(void *ptr);
	int (*reauthenticate)(void *input);
	int (*authenticate)(void *hdcp_ctrl);
	bool (*feature_supported)(void *input);
	void (*off)(void *hdcp_ctrl);
};

struct hdcp_client_ops {
	void (*notify_lvl_change)(void *client_ctx, int min_lvl);
	void (*srm_cb)(void *client_ctx);
};

void *hdcp_1x_init(struct hdcp_init_data *init_data);
void hdcp_1x_deinit(void *input);

void *hdmi_hdcp2p2_init(struct hdcp_init_data *init_data);
void hdmi_hdcp2p2_deinit(void *input);

void *dp_hdcp2p2_init(struct hdcp_init_data *init_data);
void dp_hdcp2p2_deinit(void *input);

struct hdcp_ops *hdcp_1x_start(void *input);
struct hdcp_ops *hdmi_hdcp2p2_start(void *input);
struct hdcp_ops *dp_hdcp2p2_start(void *input);

const char *hdcp_state_name(enum hdcp_states hdcp_state);
void hdcp_1x_set_enc(void *input, bool enc);

#endif /* __MDSS_HDCP_H__ */