From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:49:45 +0200 Subject: Adding upstream version 6.1.76. Signed-off-by: Daniel Baumann --- drivers/media/tuners/tda827x.h | 56 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 56 insertions(+) create mode 100644 drivers/media/tuners/tda827x.h (limited to 'drivers/media/tuners/tda827x.h') diff --git a/drivers/media/tuners/tda827x.h b/drivers/media/tuners/tda827x.h new file mode 100644 index 000000000..d3c2f00ad --- /dev/null +++ b/drivers/media/tuners/tda827x.h @@ -0,0 +1,56 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ + /* + DVB Driver for Philips tda827x / tda827xa Silicon tuners + + (c) 2005 Hartmut Hackmann + (c) 2007 Michael Krufky + + + */ + +#ifndef __DVB_TDA827X_H__ +#define __DVB_TDA827X_H__ + +#include +#include +#include "tda8290.h" + +struct tda827x_config +{ + /* saa7134 - provided callbacks */ + int (*init) (struct dvb_frontend *fe); + int (*sleep) (struct dvb_frontend *fe); + + /* interface to tda829x driver */ + enum tda8290_lna config; + int switch_addr; + + void (*agcf)(struct dvb_frontend *fe); +}; + + +/** + * tda827x_attach() - Attach a tda827x tuner to the supplied frontend structure + * + * @fe: Frontend to attach to. + * @addr: i2c address of the tuner. + * @i2c: i2c adapter to use. + * @cfg: optional callback function pointers. + * @return FE pointer on success, NULL on failure. + */ +#if IS_REACHABLE(CONFIG_MEDIA_TUNER_TDA827X) +extern struct dvb_frontend* tda827x_attach(struct dvb_frontend *fe, int addr, + struct i2c_adapter *i2c, + struct tda827x_config *cfg); +#else +static inline struct dvb_frontend* tda827x_attach(struct dvb_frontend *fe, + int addr, + struct i2c_adapter *i2c, + struct tda827x_config *cfg) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif // CONFIG_MEDIA_TUNER_TDA827X + +#endif // __DVB_TDA827X_H__ -- cgit v1.2.3