diff options
Diffstat (limited to 'drivers/media/dvb-frontends/mb86a20s.h')
| -rw-r--r-- | drivers/media/dvb-frontends/mb86a20s.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/mb86a20s.h b/drivers/media/dvb-frontends/mb86a20s.h new file mode 100644 index 0000000000..d20d22bf75 --- /dev/null +++ b/drivers/media/dvb-frontends/mb86a20s.h @@ -0,0 +1,48 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Fujitsu mb86a20s driver + * + * Copyright (C) 2010 Mauro Carvalho Chehab + */ + +#ifndef MB86A20S_H +#define MB86A20S_H + +#include <linux/dvb/frontend.h> + +/** + * struct mb86a20s_config - Define the per-device attributes of the frontend + * + * @fclk: Clock frequency. If zero, assumes the default + * (32.57142 Mhz) + * @demod_address: the demodulator's i2c address + * @is_serial: if true, TS is serial. Otherwise, TS is parallel + */ +struct mb86a20s_config { + u32 fclk; + u8 demod_address; + bool is_serial; +}; + +#if IS_REACHABLE(CONFIG_DVB_MB86A20S) +/** + * mb86a20s_attach - Attach a mb86a20s demod + * + * @config: pointer to &struct mb86a20s_config with demod configuration. + * @i2c: i2c adapter to use. + * + * return: FE pointer on success, NULL on failure. + */ +extern struct dvb_frontend *mb86a20s_attach(const struct mb86a20s_config *config, + struct i2c_adapter *i2c); + +#else +static inline struct dvb_frontend *mb86a20s_attach( + const struct mb86a20s_config *config, struct i2c_adapter *i2c) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif + +#endif /* MB86A20S */ |