diff options
Diffstat (limited to 'drivers/media/dvb/frontends/lnbp22.h')
-rw-r--r-- | drivers/media/dvb/frontends/lnbp22.h | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/drivers/media/dvb/frontends/lnbp22.h b/drivers/media/dvb/frontends/lnbp22.h new file mode 100644 index 00000000..63e2dec7 --- /dev/null +++ b/drivers/media/dvb/frontends/lnbp22.h @@ -0,0 +1,57 @@ +/* + * lnbp22.h - driver for lnb supply and control ic lnbp22 + * + * Copyright (C) 2006 Dominik Kuhlen + * Based on lnbp21.h + * + * 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. + * + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * Or, point your browser to http://www.gnu.org/copyleft/gpl.html + * + * + * the project's page is at http://www.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 defined(CONFIG_DVB_LNBP22) || \ + (defined(CONFIG_DVB_LNBP22_MODULE) && defined(MODULE)) +/* + * 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 */ |