sched: Remove double_rq_lock() from __migrate_task()
[linux/fpc-iii.git] / drivers / media / dvb-frontends / lnbp22.h
blob63861b311dd887826672fda54cda66cd5e9cea29
1 /*
2 * lnbp22.h - driver for lnb supply and control ic lnbp22
4 * Copyright (C) 2006 Dominik Kuhlen
5 * Based on lnbp21.h
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation; either version 2
10 * of the License, or (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
22 * Or, point your browser to http://www.gnu.org/copyleft/gpl.html
25 * the project's page is at http://www.linuxtv.org
28 #ifndef _LNBP22_H
29 #define _LNBP22_H
31 #include <linux/kconfig.h>
33 /* Enable */
34 #define LNBP22_EN 0x10
35 /* Voltage selection */
36 #define LNBP22_VSEL 0x02
37 /* Plus 1 Volt Bit */
38 #define LNBP22_LLC 0x01
40 #include <linux/dvb/frontend.h>
42 #if IS_ENABLED(CONFIG_DVB_LNBP22)
44 * override_set and override_clear control which system register bits (above)
45 * to always set & clear
47 extern struct dvb_frontend *lnbp22_attach(struct dvb_frontend *fe,
48 struct i2c_adapter *i2c);
49 #else
50 static inline struct dvb_frontend *lnbp22_attach(struct dvb_frontend *fe,
51 struct i2c_adapter *i2c)
53 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
54 return NULL;
56 #endif /* CONFIG_DVB_LNBP22 */
58 #endif /* _LNBP22_H */