include/media/rc-core.h

1 /* SPDX-License-Identifier: GPL-2.0-only */
5  * Copyright (C) 2009-2010 by Mauro Carvalho Chehab
16 #include <media/rc-map.h>
19  * enum rc_driver_type - type of the RC driver.
23  *			 It needs a Infra-Red pulse/space decoder
34  * struct rc_scancode_filter - Filter scan codes.
36  * @mask:	Mask of bits of scancode to compare.
40 	u32 mask;  member
44  * enum rc_filter_type - Filter type constants.
57  * struct lirc_fh - represents an open lirc file
82  * struct rc_dev - represents a remote control device
99  * @encode_wakeup: wakeup filtering uses IR encode API, therefore the allowed
100  *	wakeup protocols is the set of all raw encoders
103  * @allowed_wakeup_protocols: bitmask with the supported RC_PROTO_BIT_* wakeup
105  * @wakeup_protocol: the enabled RC_PROTO_* wakeup protocol or
108  * @scancode_wakeup_filter: scancode wakeup filters
112  *	devices, a mask is provided to allow its usage. Drivers should generally
115  * @priv: driver-specific data
121  *	has non-standard repeats.
132  * @gap_start: start time for gap after timeout if non-zero
142  * @s_tx_mask: set transmitter mask (for devices with multiple tx outputs)
144  * @s_tx_duty_cycle: set transmit duty cycle (0% - 100%)
152  * @s_wakeup_filter: set the wakeup scancode filter. If the mask is zero
153  *	then wakeup should be disabled. wakeup_protocol will be set to
154  *	a valid protocol if mask is nonzero.
207 	int				(*s_tx_mask)(struct rc_dev *dev, u32 mask);
226  * From rc-main.c
233  * rc_allocate_device - Allocates a RC device
241  * devm_rc_allocate_device - Managed RC device allocation
250  * rc_free_device - Frees a RC device
257  * rc_register_device - Registers a RC device
264  * devm_rc_register_device - Manageded registering of a RC device
272  * rc_unregister_device - Unregisters a RC device
287  * From rc-raw.c
325 	dev->idle = true;  in ir_raw_event_overflow()
329 /* extract mask bits out of data and pack them into the result */
330 static inline u32 ir_extract_bits(u32 data, u32 mask)  in ir_extract_bits()  argument
335 		if (mask & 1) {  in ir_extract_bits()
341 	} while (mask >>= 1);  in ir_extract_bits()