diff options
Diffstat (limited to 'kernel/drivers/media/dvb-frontends/lnbh24.h')
| -rw-r--r-- | kernel/drivers/media/dvb-frontends/lnbh24.h | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/kernel/drivers/media/dvb-frontends/lnbh24.h b/kernel/drivers/media/dvb-frontends/lnbh24.h new file mode 100644 index 000000000..a088b8ec1 --- /dev/null +++ b/kernel/drivers/media/dvb-frontends/lnbh24.h @@ -0,0 +1,56 @@ +/* + * lnbh24.h - driver for lnb supply and control ic lnbh24 + * + * Copyright (C) 2009 NetUP Inc. + * Copyright (C) 2009 Igor M. Liplianin <liplianin@netup.ru> + * + * 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., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#ifndef _LNBH24_H +#define _LNBH24_H + +#include <linux/kconfig.h> + +/* system register bits */ +#define LNBH24_OLF 0x01 +#define LNBH24_OTF 0x02 +#define LNBH24_EN 0x04 +#define LNBH24_VSEL 0x08 +#define LNBH24_LLC 0x10 +#define LNBH24_TEN 0x20 +#define LNBH24_TTX 0x40 +#define LNBH24_PCL 0x80 + +#include <linux/dvb/frontend.h> + +#if IS_REACHABLE(CONFIG_DVB_LNBP21) +/* override_set and override_clear control which + system register bits (above) to always set & clear */ +extern struct dvb_frontend *lnbh24_attach(struct dvb_frontend *fe, + struct i2c_adapter *i2c, u8 override_set, + u8 override_clear, u8 i2c_addr); +#else +static inline struct dvb_frontend *lnbh24_attach(struct dvb_frontend *fe, + struct i2c_adapter *i2c, u8 override_set, + u8 override_clear, u8 i2c_addr) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif + +#endif |