mirror of
https://github.com/hardkernel/kernel_common_drivers.git
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min.yang
20f5c91358
PD#SWPL-99387 Problem: It tooks too long in the way using command to attach and register demod Solution: use work queue to attach and register Verify: verified by T + ohm Change-Id: I83013b57e05cd6fa9016a27b0d719ddd2cfcbe79 Signed-off-by: min.yang <min.yang@amlogic.com>
84 lines
1.7 KiB
C
84 lines
1.7 KiB
C
// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
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/*
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* Copyright (c) 2019 Amlogic, Inc. All rights reserved.
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*/
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#ifndef __AML_DVB_EXTERN_DRIVER_H__
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#define __AML_DVB_EXTERN_DRIVER_H__
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#include <linux/device.h>
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#include <media/dvb_frontend.h>
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#define DVB_CFGDEV_BASEMINOR 1
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#define DVB_CFGDEV_COUNT 1
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#define DVB_CFGDEV_IOC_MAGIC 'y'
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#define DVB_CFGDEV_IOC_SET_PARAM _IOW(DVB_CFGDEV_IOC_MAGIC, 50, struct tuner_config)
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#define DVB_CFGDEV_IOC_GET_PARAM _IO(DVB_CFGDEV_IOC_MAGIC, 51)
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#define COMPAT_DVB_CFGDEV_IOC_SET_PARAM _IOW(DVB_CFGDEV_IOC_MAGIC, 50, struct compact_tuner_config)
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#define COMPAT_DVB_CFGDEV_IOC_GET_PARAM _IO(DVB_CFGDEV_IOC_MAGIC, 51)
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#define DVB_CFGDEV_IOC_MAXNR 52
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struct compact_tuner_config {
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u32 name;
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u32 code;
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u8 id;
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u8 i2c_addr;
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u8 i2c_id;
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u32 i2c_adap;
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u8 xtal;
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u32 xtal_cap;
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u8 xtal_mode;
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u8 lt_out;
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u8 dual_power;
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u8 if_agc;
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u8 if_hz;
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u8 if_invert;
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u8 if_amp;
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u8 detect;
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struct gpio_config reset;
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struct gpio_config power;
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u32 reserved0;
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u32 reserved1;
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};
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struct aml_attach_work {
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struct work_struct work;
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int cur_id;
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};
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struct dvb_extern_device {
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char *name;
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struct class class;
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struct device *dev;
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struct proc_dir_entry *debug_proc_dir;
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/* for debug. */
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struct dvb_frontend *tuner_fe;
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struct dvb_frontend *demod_fe;
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struct analog_parameters para;
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struct gpio_config dvb_power;
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int tuner_num;
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int tuner_cur;
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int tuner_cur_attached;
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int demod_num;
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int demod_cur;
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int demod_cur_attached;
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struct work_struct work;
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struct aml_attach_work attach_work;
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/* to set config from userspace */
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struct device cdev;
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dev_t cfgdevno;
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};
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struct device *aml_get_dvb_extern_dev(void);
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#endif /* __AML_DVB_EXTERN_DRIVER_H__ */
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