diff options
Diffstat (limited to 'kernel/drivers/media/dvb-frontends/cx24116.h')
-rw-r--r-- | kernel/drivers/media/dvb-frontends/cx24116.h | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/kernel/drivers/media/dvb-frontends/cx24116.h b/kernel/drivers/media/dvb-frontends/cx24116.h new file mode 100644 index 000000000..f6dbabc1d --- /dev/null +++ b/kernel/drivers/media/dvb-frontends/cx24116.h @@ -0,0 +1,58 @@ +/* + Conexant cx24116/cx24118 - DVBS/S2 Satellite demod/tuner driver + + Copyright (C) 2006 Steven Toth <stoth@linuxtv.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 CX24116_H +#define CX24116_H + +#include <linux/kconfig.h> +#include <linux/dvb/frontend.h> + +struct cx24116_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); + + /* Need to reset device during firmware loading */ + int (*reset_device)(struct dvb_frontend *fe); + + /* Need to set MPEG parameters */ + u8 mpg_clk_pos_pol:0x02; + + /* max bytes I2C provider can write at once */ + u16 i2c_wr_max; +}; + +#if IS_REACHABLE(CONFIG_DVB_CX24116) +extern struct dvb_frontend *cx24116_attach( + const struct cx24116_config *config, + struct i2c_adapter *i2c); +#else +static inline struct dvb_frontend *cx24116_attach( + const struct cx24116_config *config, + struct i2c_adapter *i2c) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif + +#endif /* CX24116_H */ |