diff options
Diffstat (limited to 'drivers/media/dvb/frontends/s921_module.h')
| -rw-r--r-- | drivers/media/dvb/frontends/s921_module.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/drivers/media/dvb/frontends/s921_module.h b/drivers/media/dvb/frontends/s921_module.h new file mode 100644 index 00000000000..78660424ba9 --- /dev/null +++ b/drivers/media/dvb/frontends/s921_module.h @@ -0,0 +1,49 @@ +/* + * Driver for DVB-T s921 demodulator + * + * Copyright (C) 2008 Markus Rechberger <mrechberger@sundtek.de> + * + * 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 S921_MODULE_H +#define S921_MODULE_H + +#include <linux/dvb/frontend.h> +#include "s921_core.h" + +int s921_isdb_init(struct s921_isdb_t *dev); +int s921_isdb_cmd(struct s921_isdb_t *dev, u32 cmd, void *data); + +struct s921_config +{ + /* demodulator's I2C address */ + u8 i2c_address; +}; + +#if defined(CONFIG_DVB_S921) || (defined(CONFIG_DVB_S921_MODULE) && defined(MODULE)) +extern struct dvb_frontend* s921_attach(const struct s921_config *config, + struct i2c_adapter *i2c); +#else +static inline struct dvb_frontend* s921_attach(const struct s921_config *config, + struct i2c_adapter *i2c) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif /* CONFIG_DVB_S921 */ + +#endif /* S921_H */ |