diff options
Diffstat (limited to 'drivers/media/dvb-frontends/mxl5xx.h')
| -rw-r--r-- | drivers/media/dvb-frontends/mxl5xx.h | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/mxl5xx.h b/drivers/media/dvb-frontends/mxl5xx.h new file mode 100644 index 000000000..139e16b2e --- /dev/null +++ b/drivers/media/dvb-frontends/mxl5xx.h @@ -0,0 +1,54 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Driver for the MaxLinear MxL5xx family of tuners/demods + * + * Copyright (C) 2014-2015 Ralph Metzler <rjkm@metzlerbros.de> + * Marcus Metzler <mocm@metzlerbros.de> + * developed for Digital Devices GmbH + * + * based on code: + * Copyright (c) 2011-2013 MaxLinear, Inc. All rights reserved + * which was released under GPL V2 + */ + +#ifndef _MXL5XX_H_ +#define _MXL5XX_H_ + +#include <linux/types.h> +#include <linux/i2c.h> + +#include <media/dvb_frontend.h> + +struct mxl5xx_cfg { + u8 adr; + u8 type; + u32 cap; + u32 clk; + u32 ts_clk; + + u8 *fw; + u32 fw_len; + + int (*fw_read)(void *priv, u8 *buf, u32 len); + void *fw_priv; +}; + +#if IS_REACHABLE(CONFIG_DVB_MXL5XX) + +extern struct dvb_frontend *mxl5xx_attach(struct i2c_adapter *i2c, + struct mxl5xx_cfg *cfg, u32 demod, u32 tuner, + int (**fn_set_input)(struct dvb_frontend *, int)); + +#else + +static inline struct dvb_frontend *mxl5xx_attach(struct i2c_adapter *i2c, + struct mxl5xx_cfg *cfg, u32 demod, u32 tuner, + int (**fn_set_input)(struct dvb_frontend *, int)) +{ + pr_warn("%s: driver disabled by Kconfig\n", __func__); + return NULL; +} + +#endif /* CONFIG_DVB_MXL5XX */ + +#endif /* _MXL5XX_H_ */ |