diff options
Diffstat (limited to 'drivers/media/dvb-frontends/nxt200x.h')
| -rw-r--r-- | drivers/media/dvb-frontends/nxt200x.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/nxt200x.h b/drivers/media/dvb-frontends/nxt200x.h new file mode 100644 index 0000000000..6b03aeb746 --- /dev/null +++ b/drivers/media/dvb-frontends/nxt200x.h @@ -0,0 +1,43 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Support for NXT2002 and NXT2004 - VSB/QAM + * + * Copyright (C) 2005 Kirk Lapray (kirk.lapray@gmail.com) + * based on nxt2002 by Taylor Jacob <rtjacob@earthlink.net> + * and nxt2004 by Jean-Francois Thibert (jeanfrancois@sagetv.com) +*/ + +#ifndef NXT200X_H +#define NXT200X_H + +#include <linux/dvb/frontend.h> +#include <linux/firmware.h> + +typedef enum nxt_chip_t { + NXTUNDEFINED, + NXT2002, + NXT2004 +}nxt_chip_type; + +struct nxt200x_config +{ + /* the demodulator's i2c address */ + u8 demod_address; + + /* need to set device param for start_dma */ + int (*set_ts_params)(struct dvb_frontend* fe, int is_punctured); +}; + +#if IS_REACHABLE(CONFIG_DVB_NXT200X) +extern struct dvb_frontend* nxt200x_attach(const struct nxt200x_config* config, + struct i2c_adapter* i2c); +#else +static inline struct dvb_frontend* nxt200x_attach(const struct nxt200x_config* config, + struct i2c_adapter* i2c) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif // CONFIG_DVB_NXT200X + +#endif /* NXT200X_H */ |