a0c7056fda
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>
58 lines
1.4 KiB
C
58 lines
1.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* isl6405.h - driver for dual lnb supply and control ic ISL6405
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*
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* Copyright (C) 2008 Hartmut Hackmann
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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 _ISL6405_H
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#define _ISL6405_H
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#include <linux/dvb/frontend.h>
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/* system register bits */
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/* this bit selects register (control) 1 or 2
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note that the bit maps are different */
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#define ISL6405_SR 0x80
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/* SR = 0 */
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#define ISL6405_OLF1 0x01
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#define ISL6405_EN1 0x02
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#define ISL6405_VSEL1 0x04
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#define ISL6405_LLC1 0x08
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#define ISL6405_ENT1 0x10
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#define ISL6405_ISEL1 0x20
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#define ISL6405_DCL 0x40
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/* SR = 1 */
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#define ISL6405_OLF2 0x01
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#define ISL6405_OTF 0x02
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#define ISL6405_EN2 0x04
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#define ISL6405_VSEL2 0x08
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#define ISL6405_LLC2 0x10
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#define ISL6405_ENT2 0x20
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#define ISL6405_ISEL2 0x40
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#if IS_REACHABLE(CONFIG_DVB_ISL6405)
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/* override_set and override_clear control which system register bits (above)
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* to always set & clear
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*/
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extern struct dvb_frontend *isl6405_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c,
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u8 i2c_addr, u8 override_set, u8 override_clear);
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#else
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static inline struct dvb_frontend *isl6405_attach(struct dvb_frontend *fe,
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struct i2c_adapter *i2c, u8 i2c_addr,
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u8 override_set, u8 override_clear)
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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_ISL6405 */
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#endif
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