linux/drivers/media/dvb-frontends/lnbp22.h
Thomas Gleixner a0c7056fda treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 113
Based on 1 normalized pattern(s):

  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 to
  obtain the license point your browser to http www gnu org copyleft
  gpl html

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 26 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190523091650.572604764@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-24 17:39:01 +02:00

40 lines
927 B
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* lnbp22.h - driver for lnb supply and control ic lnbp22
*
* Copyright (C) 2006 Dominik Kuhlen
* Based on lnbp21.h
*
* the project's page is at https://linuxtv.org
*/
#ifndef _LNBP22_H
#define _LNBP22_H
/* Enable */
#define LNBP22_EN 0x10
/* Voltage selection */
#define LNBP22_VSEL 0x02
/* Plus 1 Volt Bit */
#define LNBP22_LLC 0x01
#include <linux/dvb/frontend.h>
#if IS_REACHABLE(CONFIG_DVB_LNBP22)
/*
* override_set and override_clear control which system register bits (above)
* to always set & clear
*/
extern struct dvb_frontend *lnbp22_attach(struct dvb_frontend *fe,
struct i2c_adapter *i2c);
#else
static inline struct dvb_frontend *lnbp22_attach(struct dvb_frontend *fe,
struct i2c_adapter *i2c)
{
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
return NULL;
}
#endif /* CONFIG_DVB_LNBP22 */
#endif /* _LNBP22_H */