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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:02:30 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:02:30 +0000 |
commit | 76cb841cb886eef6b3bee341a2266c76578724ad (patch) | |
tree | f5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /drivers/media/dvb-frontends/s921.h | |
parent | Initial commit. (diff) | |
download | linux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip |
Adding upstream version 4.19.249.upstream/4.19.249
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/media/dvb-frontends/s921.h')
-rw-r--r-- | drivers/media/dvb-frontends/s921.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/s921.h b/drivers/media/dvb-frontends/s921.h new file mode 100644 index 000000000..a47ed894d --- /dev/null +++ b/drivers/media/dvb-frontends/s921.h @@ -0,0 +1,46 @@ +/* + * Sharp s921 driver + * + * Copyright (C) 2009 Mauro Carvalho Chehab + * Copyright (C) 2009 Douglas Landgraf <dougsland@redhat.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 version 2. + * + * 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. + */ + +#ifndef S921_H +#define S921_H + +#include <linux/dvb/frontend.h> + +struct s921_config { + /* the demodulator's i2c address */ + u8 demod_address; +}; + +#if IS_REACHABLE(CONFIG_DVB_S921) +extern struct dvb_frontend *s921_attach(const struct s921_config *config, + struct i2c_adapter *i2c); +extern struct i2c_adapter *s921_get_tuner_i2c_adapter(struct dvb_frontend *); +#else +static inline struct dvb_frontend *s921_attach( + const struct s921_config *config, struct i2c_adapter *i2c) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +static inline struct i2c_adapter * + s921_get_tuner_i2c_adapter(struct dvb_frontend *fe) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif + +#endif /* S921_H */ |