diff options
Diffstat (limited to 'drivers/media/usb/dvb-usb-v2/mxl111sf-demod.h')
-rw-r--r-- | drivers/media/usb/dvb-usb-v2/mxl111sf-demod.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/drivers/media/usb/dvb-usb-v2/mxl111sf-demod.h b/drivers/media/usb/dvb-usb-v2/mxl111sf-demod.h new file mode 100644 index 00000000000..432706ae527 --- /dev/null +++ b/drivers/media/usb/dvb-usb-v2/mxl111sf-demod.h @@ -0,0 +1,55 @@ +/* + * mxl111sf-demod.h - driver for the MaxLinear MXL111SF DVB-T demodulator + * + * Copyright (C) 2010 Michael Krufky <mkrufky@kernellabs.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 __MXL111SF_DEMOD_H__ +#define __MXL111SF_DEMOD_H__ + +#include "dvb_frontend.h" +#include "mxl111sf.h" + +struct mxl111sf_demod_config { + int (*read_reg)(struct mxl111sf_state *state, u8 addr, u8 *data); + int (*write_reg)(struct mxl111sf_state *state, u8 addr, u8 data); + int (*program_regs)(struct mxl111sf_state *state, + struct mxl111sf_reg_ctrl_info *ctrl_reg_info); +}; + +#if defined(CONFIG_DVB_USB_MXL111SF) || \ + (defined(CONFIG_DVB_USB_MXL111SF_MODULE) && defined(MODULE)) +extern +struct dvb_frontend *mxl111sf_demod_attach(struct mxl111sf_state *mxl_state, + struct mxl111sf_demod_config *cfg); +#else +static inline +struct dvb_frontend *mxl111sf_demod_attach(struct mxl111sf_state *mxl_state, + struct mxl111sf_demod_config *cfg) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif /* CONFIG_DVB_USB_MXL111SF */ + +#endif /* __MXL111SF_DEMOD_H__ */ + +/* + * Local variables: + * c-basic-offset: 8 + * End: + */ |