mirror of https://gitee.com/openkylin/linux.git
62 lines
1.5 KiB
C
62 lines
1.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _IR_I2C
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#define _IR_I2C
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#include <media/rc-core.h>
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#define DEFAULT_POLLING_INTERVAL 100 /* ms */
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struct IR_i2c;
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struct IR_i2c {
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char *ir_codes;
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struct i2c_client *c;
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struct rc_dev *rc;
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/* Used to avoid fast repeating */
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unsigned char old;
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u32 polling_interval; /* in ms */
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struct delayed_work work;
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char phys[32];
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int (*get_key)(struct IR_i2c *ir,
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enum rc_proto *protocol,
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u32 *scancode, u8 *toggle);
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/* tx */
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struct i2c_client *tx_c;
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struct mutex lock; /* do not poll Rx during Tx */
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unsigned int carrier;
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unsigned int duty_cycle;
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};
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enum ir_kbd_get_key_fn {
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IR_KBD_GET_KEY_CUSTOM = 0,
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IR_KBD_GET_KEY_PIXELVIEW,
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IR_KBD_GET_KEY_HAUP,
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IR_KBD_GET_KEY_KNC1,
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IR_KBD_GET_KEY_FUSIONHDTV,
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IR_KBD_GET_KEY_HAUP_XVR,
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IR_KBD_GET_KEY_AVERMEDIA_CARDBUS,
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};
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/* Can be passed when instantiating an ir_video i2c device */
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struct IR_i2c_init_data {
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char *ir_codes;
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const char *name;
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u64 type; /* RC_PROTO_BIT_RC5, etc */
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u32 polling_interval; /* 0 means DEFAULT_POLLING_INTERVAL */
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/*
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* Specify either a function pointer or a value indicating one of
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* ir_kbd_i2c's internal get_key functions
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*/
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int (*get_key)(struct IR_i2c *ir,
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enum rc_proto *protocol,
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u32 *scancode, u8 *toggle);
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enum ir_kbd_get_key_fn internal_get_key_func;
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struct rc_dev *rc_dev;
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};
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#endif
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