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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>
39 lines
1.1 KiB
C
39 lines
1.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* isl6421.h - driver for lnb supply and control ic ISL6421
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*
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* Copyright (C) 2006 Andrew de Quincey
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* Copyright (C) 2006 Oliver Endriss
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*
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* the project's page is at https://linuxtv.org
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*/
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#ifndef _ISL6421_H
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#define _ISL6421_H
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#include <linux/dvb/frontend.h>
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/* system register bits */
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#define ISL6421_OLF1 0x01
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#define ISL6421_EN1 0x02
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#define ISL6421_VSEL1 0x04
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#define ISL6421_LLC1 0x08
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#define ISL6421_ENT1 0x10
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#define ISL6421_ISEL1 0x20
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#define ISL6421_DCL 0x40
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#if IS_REACHABLE(CONFIG_DVB_ISL6421)
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/* override_set and override_clear control which system register bits (above) to always set & clear */
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extern struct dvb_frontend *isl6421_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 i2c_addr,
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u8 override_set, u8 override_clear, bool override_tone);
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#else
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static inline struct dvb_frontend *isl6421_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 i2c_addr,
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u8 override_set, u8 override_clear, bool override_tone)
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{
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printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
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return NULL;
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}
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#endif // CONFIG_DVB_ISL6421
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#endif
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