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

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