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author | root <root@artemis.panaceas.org> | 2015-12-25 15:00:15 +0000 |
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committer | root <root@artemis.panaceas.org> | 2015-12-25 15:00:15 +0000 |
commit | ddd86436f4e3643c04b797f858dab95d5f2e4de9 (patch) | |
tree | bfe7a780cf9a2f4fc33aec32c82e625e79dece1f /drivers/media/dvb-frontends/cx24123.h | |
download | backports-3.10.19-1-ddd86436f4e3643c04b797f858dab95d5f2e4de9.tar.gz backports-3.10.19-1-ddd86436f4e3643c04b797f858dab95d5f2e4de9.tar.bz2 backports-3.10.19-1-ddd86436f4e3643c04b797f858dab95d5f2e4de9.zip |
Diffstat (limited to 'drivers/media/dvb-frontends/cx24123.h')
-rw-r--r-- | drivers/media/dvb-frontends/cx24123.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/cx24123.h b/drivers/media/dvb-frontends/cx24123.h new file mode 100644 index 0000000..21a2f5e --- /dev/null +++ b/drivers/media/dvb-frontends/cx24123.h @@ -0,0 +1,61 @@ +/* + Conexant cx24123/cx24109 - DVB QPSK Satellite demod/tuner driver + + Copyright (C) 2005 Steven Toth <stoth@linuxtv.org> + + 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 CX24123_H +#define CX24123_H + +#include <linux/kconfig.h> +#include <linux/dvb/frontend.h> + +struct cx24123_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); + + /* 0 = LNB voltage normal, 1 = LNB voltage inverted */ + int lnb_polarity; + + /* this device has another tuner */ + u8 dont_use_pll; + void (*agc_callback) (struct dvb_frontend *); +}; + +#if IS_ENABLED(CPTCFG_DVB_CX24123) +extern struct dvb_frontend *cx24123_attach(const struct cx24123_config *config, + struct i2c_adapter *i2c); +extern struct i2c_adapter *cx24123_get_tuner_i2c_adapter(struct dvb_frontend *); +#else +static inline struct dvb_frontend *cx24123_attach( + const struct cx24123_config *config, struct i2c_adapter *i2c) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +static struct i2c_adapter * + cx24123_get_tuner_i2c_adapter(struct dvb_frontend *fe) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif + +#endif /* CX24123_H */ |