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i2c: reformat core-base file header 

Finally, apply modern comment rules to the file header. The old style
looked very non-Linuxish and challenged my eyes for some time now. I
also added my own copyright for the period of me being the maintainer.

Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
hifive-unleashed-5.1
Wolfram Sang 2017-05-23 19:23:11 +02:00
parent 16210d0692
commit 61e3d0f79d
1 changed files with 22 additions and 21 deletions
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43
drivers/i2c/i2c-core-base.c
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@ -1,21 +1,21 @@
/* i2c-core.c - a device driver for the iic-bus interface */
/* ------------------------------------------------------------------------- */
/* 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
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details. */
/* ------------------------------------------------------------------------- */
/* With some changes from Kyösti Mälkki <kmalkki@cc.hut.fi>.
Mux support by Rodolfo Giometti <giometti@enneenne.com> and
Michael Lawnick <michael.lawnick.ext@nsn.com>
/*
* Linux I2C core
*
* Copyright (C) 1995-99 Simon G. Vogl
* With some changes from Kyösti Mälkki <kmalkki@cc.hut.fi>
* Mux support by Rodolfo Giometti <giometti@enneenne.com> and
* Michael Lawnick <michael.lawnick.ext@nsn.com>
*
* Copyright (C) 2013-2017 Wolfram Sang <wsa@the-dreams.de>
*
* 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 MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
*/
#define pr_fmt(fmt) "i2c-core: " fmt
@ -57,9 +57,10 @@
#define I2C_ADDR_7BITS_MAX 0x77
#define I2C_ADDR_7BITS_COUNT (I2C_ADDR_7BITS_MAX + 1)
/* core_lock protects i2c_adapter_idr, and guarantees
that device detection, deletion of detected devices, and attach_adapter
calls are serialized */
/*
* core_lock protects i2c_adapter_idr, and guarantees that device detection,
* deletion of detected devices, and attach_adapter calls are serialized
*/
static DEFINE_MUTEX(core_lock);
static DEFINE_IDR(i2c_adapter_idr);