cregit-Linux how code gets into the kernel

Release 4.12 include/linux/i2c-algo-bit.h

Directory: include/linux
/* ------------------------------------------------------------------------- */
/* i2c-algo-bit.h i2c driver algorithms for bit-shift adapters               */
/* ------------------------------------------------------------------------- */
/*   Copyright (C) 1995-99 Simon G. Vogl

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
    MA 02110-1301 USA.                                                       */
/* ------------------------------------------------------------------------- */

/* With some changes from Kyösti Mälkki <> and even
   Frodo Looijaard <> */



/* --- Defines for bit-adapters --------------------------------------- */
 * This struct contains the hw-dependent functions of bit-style adapters to
 * manipulate the line states, and to init any hw-specific features. This is
 * only used if you have more than one hw-type of adapter running.

struct i2c_algo_bit_data {
void *data;		/* private data for lowlevel routines */
void (*setsda) (void *data, int state);
void (*setscl) (void *data, int state);
int  (*getsda) (void *data);
int  (*getscl) (void *data);
int  (*pre_xfer)  (struct i2c_adapter *);
void (*post_xfer) (struct i2c_adapter *);

	/* local settings */
int udelay;		/* half clock cycle time in us,
                                   minimum 2 us for fast-mode I2C,
                                   minimum 5 us for standard-mode I2C and SMBus,
                                   maximum 50 us for SMBus */
int timeout;		/* in jiffies */

int i2c_bit_add_bus(struct i2c_adapter *);
int i2c_bit_add_numbered_bus(struct i2c_adapter *);
extern const struct i2c_algorithm i2c_bit_algo;

#endif /* _LINUX_I2C_ALGO_BIT_H */

Overall Contributors

Linus Torvalds (pre-git)8666.15%110.00%
Jean Delvare3224.62%440.00%
Daniel Vetter64.62%110.00%
Christoph Hellwig43.08%220.00%
John Anthony Kazos Jr10.77%110.00%
David Brownell10.77%110.00%
Directory: include/linux
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