snps_hdmirx_cec.h

 1/* SPDX-License-Identifier: GPL-2.0 */
 2/*
 3 * Copyright (c) 2021 Rockchip Electronics Co. Ltd.
 4 *
 5 * Author: Shunqing Chen <csq@rock-chips.com>
 6 */
 7
 8#ifndef DW_HDMI_RX_CEC_H
 9#define DW_HDMI_RX_CEC_H
10
11struct snps_hdmirx_dev;
12
13struct hdmirx_cec_ops {
14	void (*write)(struct snps_hdmirx_dev *hdmirx_dev, int reg, u32 val);
15	u32 (*read)(struct snps_hdmirx_dev *hdmirx_dev, int reg);
16	void (*enable)(struct snps_hdmirx_dev *hdmirx);
17	void (*disable)(struct snps_hdmirx_dev *hdmirx);
18};
19
20struct hdmirx_cec_data {
21	struct snps_hdmirx_dev *hdmirx;
22	const struct hdmirx_cec_ops *ops;
23	struct device *dev;
24	int irq;
25};
26
27struct hdmirx_cec {
28	struct snps_hdmirx_dev *hdmirx;
29	struct device *dev;
30	const struct hdmirx_cec_ops *ops;
31	u32 addresses;
32	struct cec_adapter *adap;
33	struct cec_msg rx_msg;
34	unsigned int tx_status;
35	bool tx_done;
36	bool rx_done;
37	int irq;
38};
39
40struct hdmirx_cec *snps_hdmirx_cec_register(struct hdmirx_cec_data *data);
41void snps_hdmirx_cec_unregister(struct hdmirx_cec *cec);
42
43#endif /* DW_HDMI_RX_CEC_H */