1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * cec-priv.h - HDMI Consumer Electronics Control internal header
4  *
5  * Copyright 2016 Cisco Systems, Inc. and/or its affiliates. All rights reserved.
6  */
7 
8 #ifndef _CEC_PRIV_H
9 #define _CEC_PRIV_H
10 
11 #include <linux/cec-funcs.h>
12 #include <media/cec-notifier.h>
13 
14 #define dprintk(lvl, fmt, arg...)					\
15 	do {								\
16 		if (lvl <= cec_debug)					\
17 			pr_info("cec-%s: " fmt, adap->name, ## arg);	\
18 	} while (0)
19 
20 #define call_op(adap, op, arg...)					\
21 	((adap->ops->op && !adap->devnode.unregistered) ?		\
22 	 adap->ops->op(adap, ## arg) : 0)
23 
24 #define call_void_op(adap, op, arg...)					\
25 	do {								\
26 		if (adap->ops->op && !adap->devnode.unregistered)	\
27 			adap->ops->op(adap, ## arg);			\
28 	} while (0)
29 
30 /* devnode to cec_adapter */
31 #define to_cec_adapter(node) container_of(node, struct cec_adapter, devnode)
32 
msg_is_raw(const struct cec_msg * msg)33 static inline bool msg_is_raw(const struct cec_msg *msg)
34 {
35 	return msg->flags & CEC_MSG_FL_RAW;
36 }
37 
38 /* cec-core.c */
39 extern int cec_debug;
40 int cec_get_device(struct cec_devnode *devnode);
41 void cec_put_device(struct cec_devnode *devnode);
42 
43 /* cec-adap.c */
44 int cec_monitor_all_cnt_inc(struct cec_adapter *adap);
45 void cec_monitor_all_cnt_dec(struct cec_adapter *adap);
46 int cec_monitor_pin_cnt_inc(struct cec_adapter *adap);
47 void cec_monitor_pin_cnt_dec(struct cec_adapter *adap);
48 int cec_adap_status(struct seq_file *file, void *priv);
49 int cec_thread_func(void *_adap);
50 void __cec_s_phys_addr(struct cec_adapter *adap, u16 phys_addr, bool block);
51 int __cec_s_log_addrs(struct cec_adapter *adap,
52 		      struct cec_log_addrs *log_addrs, bool block);
53 int cec_transmit_msg_fh(struct cec_adapter *adap, struct cec_msg *msg,
54 			struct cec_fh *fh, bool block);
55 void cec_queue_event_fh(struct cec_fh *fh,
56 			const struct cec_event *new_ev, u64 ts);
57 
58 /* cec-api.c */
59 extern const struct file_operations cec_devnode_fops;
60 
61 #endif
62