diff options
Diffstat (limited to 'kernel/drivers/media/dvb-frontends/nxt200x.h')
| -rw-r--r-- | kernel/drivers/media/dvb-frontends/nxt200x.h | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/kernel/drivers/media/dvb-frontends/nxt200x.h b/kernel/drivers/media/dvb-frontends/nxt200x.h new file mode 100644 index 000000000..825b928ef --- /dev/null +++ b/kernel/drivers/media/dvb-frontends/nxt200x.h @@ -0,0 +1,57 @@ +/* + * 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) + * + * 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 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 */ |