drivers/media/rc/img-ir/img-ir-raw.h

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