Creation of Cybook 2416 (actually Gen4) repository
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mlt
39
include/linux/l3/algo-bit.h
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39
include/linux/l3/algo-bit.h
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/*
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* linux/include/linux/l3/algo-bit.h
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*
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* Copyright (C) 2001 Russell King, All Rights Reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License.
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*
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* L3 Bus bit-banging algorithm. Derived from i2c-algo-bit.h by
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* Simon G. Vogl.
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*/
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#ifndef L3_ALGO_BIT_H
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#define L3_ALGO_BIT_H 1
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#include <linux/l3/l3.h>
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struct l3_algo_bit_data {
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void (*setdat) (void *data, int state);
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void (*setclk) (void *data, int state);
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void (*setmode)(void *data, int state);
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void (*setdir) (void *data, int in); /* set data direction */
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int (*getdat) (void *data);
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void *data;
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/* bus timings (us) */
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int data_hold;
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int data_setup;
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int clock_high;
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int mode_hold;
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int mode_setup;
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int mode;
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};
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int l3_bit_add_bus(struct l3_adapter *);
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int l3_bit_del_bus(struct l3_adapter *);
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#endif
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95
include/linux/l3/l3.h
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95
include/linux/l3/l3.h
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/*
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* linux/include/linux/l3/l3.h
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*
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* Copyright (C) 2001 Russell King, All Rights Reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License.
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*
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* Derived from i2c.h by Simon G. Vogl
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*/
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#ifndef L3_H
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#define L3_H
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struct l3_msg {
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unsigned char addr; /* slave address */
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unsigned char flags;
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#define L3_M_RD 0x01
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#define L3_M_NOADDR 0x02
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unsigned short len; /* msg length */
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unsigned char *buf; /* pointer to msg data */
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};
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#ifdef __KERNEL__
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#include <linux/types.h>
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#include <linux/list.h>
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struct l3_adapter;
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struct l3_algorithm {
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/* textual description */
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char name[32];
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/* perform bus transactions */
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int (*xfer)(struct l3_adapter *, struct l3_msg msgs[], int num);
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};
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struct semaphore;
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/*
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* l3_adapter is the structure used to identify a physical L3 bus along
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* with the access algorithms necessary to access it.
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*/
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struct l3_adapter {
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/*
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* This name is used to uniquely identify the adapter.
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* It should be the same as the module name.
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*/
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char name[32];
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/*
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* the algorithm to access the bus
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*/
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struct l3_algorithm *algo;
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/*
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* Algorithm specific data
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*/
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void *algo_data;
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/*
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* This may be NULL, or should point to the module struct
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*/
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struct module *owner;
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/*
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* private data for the adapter
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*/
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void *data;
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/*
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* Our lock. Unlike the i2c layer, we allow this to be used for
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* other stuff, like the i2c layer lock. Some people implement
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* i2c stuff using the same signals as the l3 bus.
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*/
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struct semaphore *lock;
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/*
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* List of all adapters.
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*/
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struct list_head adapters;
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};
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extern int l3_add_adapter(struct l3_adapter *);
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extern int l3_del_adapter(struct l3_adapter *);
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extern void l3_put_adapter(struct l3_adapter *);
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extern struct l3_adapter *l3_get_adapter(const char *name);
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extern int l3_write(struct l3_adapter *, int, const char *, int);
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extern int l3_read(struct l3_adapter *, int, char *, int);
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#endif
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#endif /* L3_H */
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61
include/linux/l3/uda1341.h
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61
include/linux/l3/uda1341.h
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/*
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* linux/include/linux/l3/uda1341.h
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*
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* Philips UDA1341 mixer device driver
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*
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* Copyright (c) 2000 Nicolas Pitre <nico@cam.org>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License.
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*/
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#define UDA1341_NAME "uda1341"
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struct uda1341_cfg {
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unsigned int fs:16;
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unsigned int format:3;
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};
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#define FMT_I2S 0
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#define FMT_LSB16 1
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#define FMT_LSB18 2
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#define FMT_LSB20 3
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#define FMT_MSB 4
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#define FMT_LSB16MSB 5
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#define FMT_LSB18MSB 6
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#define FMT_LSB20MSB 7
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#define L3_UDA1341_CONFIGURE 0x13410001
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struct l3_gain {
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unsigned int left:8;
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unsigned int right:8;
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unsigned int unused:8;
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unsigned int channel:8;
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};
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#define L3_SET_VOLUME 0x13410002
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#define L3_SET_TREBLE 0x13410003
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#define L3_SET_BASS 0x13410004
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#define L3_SET_GAIN 0x13410005
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struct l3_agc {
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unsigned int level:8;
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unsigned int enable:1;
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unsigned int attack:7;
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unsigned int decay:8;
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unsigned int channel:8;
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};
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#define L3_INPUT_AGC 0x13410006
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struct uda1341;
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int uda1341_configure(struct uda1341 *uda, struct uda1341_cfg *conf);
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int uda1341_mixer_ctl(struct uda1341 *uda, int cmd, void *arg);
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int uda1341_open(struct uda1341 *uda);
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void uda1341_close(struct uda1341 *uda);
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struct uda1341 *uda1341_attach(const char *adapter);
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void uda1341_detach(struct uda1341 *uda);
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