rc/img-ir/img-ir-hw.h

1 /* SPDX-License-Identifier: GPL-2.0-or-later */
5  * Copyright 2010-2014 Imagination Technologies Ltd.
12 #include <media/rc-core.h>
16 #define IMG_IR_CODETYPE_PULSELEN	0x0	/* Sony */
17 #define IMG_IR_CODETYPE_PULSEDIST	0x1	/* NEC, Toshiba, Micom, Sharp */
18 #define IMG_IR_CODETYPE_BIPHASE		0x2	/* RC-5/6 */
19 #define IMG_IR_CODETYPE_2BITPULSEPOS	0x3	/* RC-MM */
22 /* Timing information */
25  * struct img_ir_control - Decoder control settings
53  * struct img_ir_timing_range - range of timing values
54  * @min:	Minimum timing value
55  * @max:	Maximum timing value (if < @min, this will be set to @min during
65  * struct img_ir_symbol_timing - timing data for a symbol
66  * @pulse:	Timing range for the length of the pulse in this symbol
67  * @space:	Timing range for the length of the space in this symbol
75  * struct img_ir_free_timing - timing data for free time symbol
88  * struct img_ir_timings - Timing values.
89  * @ldr:	Leader symbol timing data
90  * @s00:	Zero symbol timing data for primary decoder
91  * @s01:	One symbol timing data for primary decoder
92  * @s10:	Zero symbol timing data for secondary (no leader symbol) decoder
93  * @s11:	One symbol timing data for secondary (no leader symbol) decoder
94  * @ft:		Free time symbol timing data
102  * struct img_ir_filter - Filter IR events.
116  * struct img_ir_timing_regvals - Calculated timing register values.
117  * @ldr:	Leader symbol timing register value
118  * @s00:	Zero symbol timing register value for primary decoder
119  * @s01:	One symbol timing register value for primary decoder
120  * @s10:	Zero symbol timing register value for secondary decoder
121  * @s11:	One symbol timing register value for secondary decoder
122  * @ft:		Free time symbol timing register value
128 #define IMG_IR_SCANCODE		0	/* new scancode */
132  * struct img_ir_scancode_req - Scancode request data.
137  * @toggle:	Toggle bit (defaults to 0).
146  * struct img_ir_decoder - Decoder settings for an IR protocol.
148  * @tolerance:	Timing tolerance as a percentage (default 10%).
159  *		Returns -errno (e.g. -EINVAL) on error.
190  * struct img_ir_reg_timings - Reg values for decoder timings at clock rate.
214  * struct img_ir_priv_hw - Private driver data for hardware decoder.
219  * @suspend_timer:	Timer to re-enable protocol.
223  * @reg_timings:	Timing reg values for decoder at clock rate.
253 	return hw->rdev;  in img_ir_hw_enabled()
286 	return -ENODEV;  in img_ir_probe_hw()