diff options
Diffstat (limited to 'drivers/media/tuners/e4000.h')
| -rw-r--r-- | drivers/media/tuners/e4000.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/drivers/media/tuners/e4000.h b/drivers/media/tuners/e4000.h new file mode 100644 index 0000000..453a107 --- /dev/null +++ b/drivers/media/tuners/e4000.h @@ -0,0 +1,52 @@ +/* + * Elonics E4000 silicon tuner driver + * + * Copyright (C) 2012 Antti Palosaari <crope@iki.fi> + * + * 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., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#ifndef E4000_H +#define E4000_H + +#include <linux/kconfig.h> +#include "dvb_frontend.h" + +struct e4000_config { + /* + * I2C address + * 0x64, 0x65, 0x66, 0x67 + */ + u8 i2c_addr; + + /* + * clock + */ + u32 clock; +}; + +#if IS_ENABLED(CPTCFG_MEDIA_TUNER_E4000) +extern struct dvb_frontend *e4000_attach(struct dvb_frontend *fe, + struct i2c_adapter *i2c, const struct e4000_config *cfg); +#else +static inline struct dvb_frontend *e4000_attach(struct dvb_frontend *fe, + struct i2c_adapter *i2c, const struct e4000_config *cfg) +{ + pr_warn("%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif + +#endif |