xref: /OK3568_Linux_fs/kernel/drivers/media/rc/img-ir/img-ir-raw.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-or-later */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * ImgTec IR Raw Decoder found in PowerDown Controller.
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright 2010-2014 Imagination Technologies Ltd.
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun #ifndef _IMG_IR_RAW_H_
9*4882a593Smuzhiyun #define _IMG_IR_RAW_H_
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun struct img_ir_priv;
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun #ifdef CONFIG_IR_IMG_RAW
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun /**
16*4882a593Smuzhiyun  * struct img_ir_priv_raw - Private driver data for raw decoder.
17*4882a593Smuzhiyun  * @rdev:		Raw remote control device
18*4882a593Smuzhiyun  * @timer:		Timer to echo samples to keep soft decoders happy.
19*4882a593Smuzhiyun  * @last_status:	Last raw status bits.
20*4882a593Smuzhiyun  */
21*4882a593Smuzhiyun struct img_ir_priv_raw {
22*4882a593Smuzhiyun 	struct rc_dev		*rdev;
23*4882a593Smuzhiyun 	struct timer_list	timer;
24*4882a593Smuzhiyun 	u32			last_status;
25*4882a593Smuzhiyun };
26*4882a593Smuzhiyun 
img_ir_raw_enabled(struct img_ir_priv_raw * raw)27*4882a593Smuzhiyun static inline bool img_ir_raw_enabled(struct img_ir_priv_raw *raw)
28*4882a593Smuzhiyun {
29*4882a593Smuzhiyun 	return raw->rdev;
30*4882a593Smuzhiyun };
31*4882a593Smuzhiyun 
32*4882a593Smuzhiyun void img_ir_isr_raw(struct img_ir_priv *priv, u32 irq_status);
33*4882a593Smuzhiyun void img_ir_setup_raw(struct img_ir_priv *priv);
34*4882a593Smuzhiyun int img_ir_probe_raw(struct img_ir_priv *priv);
35*4882a593Smuzhiyun void img_ir_remove_raw(struct img_ir_priv *priv);
36*4882a593Smuzhiyun 
37*4882a593Smuzhiyun #else
38*4882a593Smuzhiyun 
39*4882a593Smuzhiyun struct img_ir_priv_raw {
40*4882a593Smuzhiyun };
img_ir_raw_enabled(struct img_ir_priv_raw * raw)41*4882a593Smuzhiyun static inline bool img_ir_raw_enabled(struct img_ir_priv_raw *raw)
42*4882a593Smuzhiyun {
43*4882a593Smuzhiyun 	return false;
44*4882a593Smuzhiyun };
img_ir_isr_raw(struct img_ir_priv * priv,u32 irq_status)45*4882a593Smuzhiyun static inline void img_ir_isr_raw(struct img_ir_priv *priv, u32 irq_status)
46*4882a593Smuzhiyun {
47*4882a593Smuzhiyun }
img_ir_setup_raw(struct img_ir_priv * priv)48*4882a593Smuzhiyun static inline void img_ir_setup_raw(struct img_ir_priv *priv)
49*4882a593Smuzhiyun {
50*4882a593Smuzhiyun }
img_ir_probe_raw(struct img_ir_priv * priv)51*4882a593Smuzhiyun static inline int img_ir_probe_raw(struct img_ir_priv *priv)
52*4882a593Smuzhiyun {
53*4882a593Smuzhiyun 	return -ENODEV;
54*4882a593Smuzhiyun }
img_ir_remove_raw(struct img_ir_priv * priv)55*4882a593Smuzhiyun static inline void img_ir_remove_raw(struct img_ir_priv *priv)
56*4882a593Smuzhiyun {
57*4882a593Smuzhiyun }
58*4882a593Smuzhiyun 
59*4882a593Smuzhiyun #endif /* CONFIG_IR_IMG_RAW */
60*4882a593Smuzhiyun 
61*4882a593Smuzhiyun #endif /* _IMG_IR_RAW_H_ */
62