diff options
Diffstat (limited to 'drivers/media/dvb-frontends/stv0297.h')
| -rw-r--r-- | drivers/media/dvb-frontends/stv0297.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/stv0297.h b/drivers/media/dvb-frontends/stv0297.h new file mode 100644 index 000000000..dfa0f8451 --- /dev/null +++ b/drivers/media/dvb-frontends/stv0297.h @@ -0,0 +1,45 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + Driver for STV0297 demodulator + + Copyright (C) 2003-2004 Dennis Noermann <dennis.noermann@noernet.de> + +*/ + +#ifndef STV0297_H +#define STV0297_H + +#include <linux/dvb/frontend.h> +#include <media/dvb_frontend.h> + +struct stv0297_config +{ + /* the demodulator's i2c address */ + u8 demod_address; + + /* inittab - array of pairs of values. + * First of each pair is the register, second is the value. + * List should be terminated with an 0xff, 0xff pair. + */ + u8* inittab; + + /* does the "inversion" need inverted? */ + u8 invert:1; + + /* set to 1 if the device requires an i2c STOP during reading */ + u8 stop_during_read:1; +}; + +#if IS_REACHABLE(CONFIG_DVB_STV0297) +extern struct dvb_frontend* stv0297_attach(const struct stv0297_config* config, + struct i2c_adapter* i2c); +#else +static inline struct dvb_frontend* stv0297_attach(const struct stv0297_config* config, + struct i2c_adapter* i2c) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif // CONFIG_DVB_STV0297 + +#endif // STV0297_H |