LXR linux/drivers/media/dvb-frontends/tua6100.h

   1/* SPDX-License-Identifier: GPL-2.0-or-later */
   2/*
   3 * Driver for Infineon tua6100 PLL.
   4 *
   5 * (c) 2006 Andrew de Quincey
   6 *
   7 * Based on code found in budget-av.c, which has the following:
   8 * Compiled from various sources by Michael Hunold <michael@mihu.de>
   9 *
  10 * CI interface support (c) 2004 Olivier Gournet <ogournet@anevia.com> &
  11 *                               Andrew de Quincey <adq_dvb@lidskialf.net>
  12 *
  13 * Copyright (C) 2002 Ralph Metzler <rjkm@metzlerbros.de>
  14 *
  15 * Copyright (C) 1999-2002 Ralph  Metzler
  16 *                       & Marcus Metzler for convergence integrated media GmbH
  17 */
  18
  19#ifndef __DVB_TUA6100_H__
  20#define __DVB_TUA6100_H__
  21
  22#include <linux/i2c.h>
  23#include <media/dvb_frontend.h>
  24
  25#if IS_REACHABLE(CONFIG_DVB_TUA6100)
  26extern struct dvb_frontend *tua6100_attach(struct dvb_frontend *fe, int addr, struct i2c_adapter *i2c);
  27#else
  28static inline struct dvb_frontend* tua6100_attach(struct dvb_frontend *fe, int addr, struct i2c_adapter *i2c)
  29{
  30        printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  31        return NULL;
  32}
  33#endif // CONFIG_DVB_TUA6100
  34
  35#endif
  36