#define IR_dprintk(level, fmt, arg...) if (ir_core_debug >= level) \
printk(KERN_DEBUG "%s: " fmt , __func__, ## arg)
-enum raw_event_type {
- IR_SPACE = (1 << 0),
- IR_PULSE = (1 << 1),
- IR_START_EVENT = (1 << 2),
- IR_STOP_EVENT = (1 << 3),
+enum rc_driver_type {
+ RC_DRIVER_SCANCODE = 0, /* Driver or hardware generates a scancode */
+ RC_DRIVER_IR_RAW, /* Needs a Infra-Red pulse/space decoder */
};
+/**
+ * struct ir_dev_props - Allow caller drivers to set special properties
+ * @driver_type: specifies if the driver or hardware have already a decoder,
+ * or if it needs to use the IR raw event decoders to produce a scancode
+ * @allowed_protos: bitmask with the supported IR_TYPE_* protocols
+ * @scanmask: some hardware decoders are not capable of providing the full
+ * scancode to the application. As this is a hardware limit, we can't do
+ * anything with it. Yet, as the same keycode table can be used with other
+ * devices, a mask is provided to allow its usage. Drivers should generally
+ * leave this field in blank
+ * @priv: driver-specific data, to be used on the callbacks
+ * @change_protocol: allow changing the protocol used on hardware decoders
+ * @open: callback to allow drivers to enable polling/irq when IR input device
+ * is opened.
+ * @close: callback to allow drivers to disable polling/irq when IR input device
+ * is opened.
+ */
struct ir_dev_props {
- unsigned long allowed_protos;
- void *priv;
- int (*change_protocol)(void *priv, u64 ir_type);
- int (*open)(void *priv);
- void (*close)(void *priv);
-};
-
-struct ir_raw_event {
- struct timespec delta; /* Time spent before event */
- enum raw_event_type type; /* event type */
-};
-
-struct ir_raw_event_ctrl {
- struct kfifo kfifo; /* fifo for the pulse/space events */
- struct timespec last_event; /* when last event occurred */
+ enum rc_driver_type driver_type;
+ unsigned long allowed_protos;
+ u32 scanmask;
+ void *priv;
+ int (*change_protocol)(void *priv, u64 ir_type);
+ int (*open)(void *priv);
+ void (*close)(void *priv);
};
struct ir_input_dev {
u8 last_toggle; /* toggle of last command */
};
-struct ir_raw_handler {
- struct list_head list;
-
- int (*decode)(struct input_dev *input_dev,
- struct ir_raw_event *ev);
- int (*raw_register)(struct input_dev *input_dev);
- int (*raw_unregister)(struct input_dev *input_dev);
+enum raw_event_type {
+ IR_SPACE = (1 << 0),
+ IR_PULSE = (1 << 1),
+ IR_START_EVENT = (1 << 2),
+ IR_STOP_EVENT = (1 << 3),
};
#define to_ir_input_dev(_attr) container_of(_attr, struct ir_input_dev, attr)
-/* Routines from ir-keytable.c */
-
-u32 ir_g_keycode_from_table(struct input_dev *input_dev,
- u32 scancode);
-void ir_repeat(struct input_dev *dev);
-void ir_keydown(struct input_dev *dev, int scancode, u8 toggle);
+/* From ir-keytable.c */
int __ir_input_register(struct input_dev *dev,
const struct ir_scancode_table *ir_codes,
const struct ir_dev_props *props,
void ir_input_unregister(struct input_dev *input_dev);
-/* Routines from ir-sysfs.c */
-
-int ir_register_class(struct input_dev *input_dev);
-void ir_unregister_class(struct input_dev *input_dev);
-
-/* Routines from ir-raw-event.c */
-int ir_raw_event_register(struct input_dev *input_dev);
-void ir_raw_event_unregister(struct input_dev *input_dev);
-int ir_raw_event_store(struct input_dev *input_dev, enum raw_event_type type);
-int ir_raw_event_handle(struct input_dev *input_dev);
-int ir_raw_handler_register(struct ir_raw_handler *ir_raw_handler);
-void ir_raw_handler_unregister(struct ir_raw_handler *ir_raw_handler);
-void ir_raw_init(void);
-
-/* from ir-nec-decoder.c */
-#ifdef CONFIG_IR_NEC_DECODER_MODULE
-#define load_nec_decode() request_module("ir-nec-decoder")
-#else
-#define load_nec_decode() 0
-#endif
-
-/* from ir-rc5-decoder.c */
-#ifdef CONFIG_IR_RC5_DECODER_MODULE
-#define load_rc5_decode() request_module("ir-rc5-decoder")
-#else
-#define load_rc5_decode() 0
-#endif
+void ir_repeat(struct input_dev *dev);
+void ir_keydown(struct input_dev *dev, int scancode, u8 toggle);
+u32 ir_g_keycode_from_table(struct input_dev *input_dev, u32 scancode);
+
+/* From ir-raw-event.c */
+
+struct ir_raw_event {
+ unsigned pulse:1;
+ unsigned duration:31;
+};
+
+#define IR_MAX_DURATION 0x7FFFFFFF /* a bit more than 2 seconds */
+
+void ir_raw_event_handle(struct input_dev *input_dev);
+int ir_raw_event_store(struct input_dev *input_dev, struct ir_raw_event *ev);
+int ir_raw_event_store_edge(struct input_dev *input_dev, enum raw_event_type type);
+static inline void ir_raw_event_reset(struct input_dev *input_dev)
+{
+ struct ir_raw_event ev = { .pulse = false, .duration = 0 };
+ ir_raw_event_store(input_dev, &ev);
+ ir_raw_event_handle(input_dev);
+}
#endif /* _IR_CORE */
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff