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author | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-08-14 04:13:41 +0200 |
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committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-08-14 04:13:41 +0200 |
commit | 9a0bf528b4d66b605f02634236da085595c22101 (patch) | |
tree | e9ff008ff15c3ee5add6d41173ee5e61939480dd /drivers/media/dvb-frontends/si21xx.h | |
parent | [media] dvb: move the dvb core one level up (diff) | |
download | linux-9a0bf528b4d66b605f02634236da085595c22101.tar.xz linux-9a0bf528b4d66b605f02634236da085595c22101.zip |
[media] move the dvb/frontends to drivers/media/dvb-frontends
Raise the DVB frontends one level up, as the intention is to remove
the drivers/media/dvb directory.
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/dvb-frontends/si21xx.h')
-rw-r--r-- | drivers/media/dvb-frontends/si21xx.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/si21xx.h b/drivers/media/dvb-frontends/si21xx.h new file mode 100644 index 000000000000..141b5b8a5f63 --- /dev/null +++ b/drivers/media/dvb-frontends/si21xx.h @@ -0,0 +1,37 @@ +#ifndef SI21XX_H +#define SI21XX_H + +#include <linux/dvb/frontend.h> +#include "dvb_frontend.h" + +struct si21xx_config { + /* the demodulator's i2c address */ + u8 demod_address; + + /* minimum delay before retuning */ + int min_delay_ms; +}; + +#if defined(CONFIG_DVB_SI21XX) || \ + (defined(CONFIG_DVB_SI21XX_MODULE) && defined(MODULE)) +extern struct dvb_frontend *si21xx_attach(const struct si21xx_config *config, + struct i2c_adapter *i2c); +#else +static inline struct dvb_frontend *si21xx_attach( + const struct si21xx_config *config, struct i2c_adapter *i2c) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif + +static inline int si21xx_writeregister(struct dvb_frontend *fe, u8 reg, u8 val) +{ + int r = 0; + u8 buf[] = {reg, val}; + if (fe->ops.write) + r = fe->ops.write(fe, buf, 2); + return r; +} + +#endif |