diff options
Diffstat (limited to 'drivers/media/tuners/tda8290.h')
-rw-r--r-- | drivers/media/tuners/tda8290.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/drivers/media/tuners/tda8290.h b/drivers/media/tuners/tda8290.h new file mode 100644 index 000000000..901b8cac7 --- /dev/null +++ b/drivers/media/tuners/tda8290.h @@ -0,0 +1,66 @@ +/* + 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 __TDA8290_H__ +#define __TDA8290_H__ + +#include <linux/i2c.h> +#include "dvb_frontend.h" +#include "tda18271.h" + +enum tda8290_lna { + TDA8290_LNA_OFF = 0, + TDA8290_LNA_GP0_HIGH_ON = 1, + TDA8290_LNA_GP0_HIGH_OFF = 2, + TDA8290_LNA_ON_BRIDGE = 3, +}; + +struct tda829x_config { + enum tda8290_lna lna_cfg; + + unsigned int probe_tuner:1; +#define TDA829X_PROBE_TUNER 0 +#define TDA829X_DONT_PROBE 1 + unsigned int no_i2c_gate:1; + struct tda18271_std_map *tda18271_std_map; +}; + +#if IS_REACHABLE(CONFIG_MEDIA_TUNER_TDA8290) +extern int tda829x_probe(struct i2c_adapter *i2c_adap, u8 i2c_addr); + +extern struct dvb_frontend *tda829x_attach(struct dvb_frontend *fe, + struct i2c_adapter *i2c_adap, + u8 i2c_addr, + struct tda829x_config *cfg); +#else +static inline int tda829x_probe(struct i2c_adapter *i2c_adap, u8 i2c_addr) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return -EINVAL; +} + +static inline struct dvb_frontend *tda829x_attach(struct dvb_frontend *fe, + struct i2c_adapter *i2c_adap, + u8 i2c_addr, + struct tda829x_config *cfg) +{ + printk(KERN_INFO "%s: not probed - driver disabled by Kconfig\n", + __func__); + return NULL; +} +#endif + +#endif /* __TDA8290_H__ */ |