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V4L/DVB (10249): v4l2-common: added v4l2_i2c_tuner_addrs()

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Add v4l2_i2c_tuner_addrs() to obtain the various I2C tuner addresses.
This will be used in several drivers, so make this a common function
as we do not want to have these I2C addresses all over the place.

Signed-off-by: Hans Verkuil <[email protected]>
Signed-off-by: Mauro Carvalho Chehab <[email protected]>
This commit is contained in:
Hans Verkuil 2009-01-18 19:37:59 -03:00 • committed by Mauro Carvalho Chehab
commit c7d29e2f53
3 changed files with 65 additions and 26 deletions
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13
include/media/v4l2-common.h
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@ -150,6 +150,19 @@ struct v4l2_subdev *v4l2_i2c_new_probed_subdev(struct i2c_adapter *adapter,
void v4l2_i2c_subdev_init(struct v4l2_subdev *sd, struct i2c_client *client,
const struct v4l2_subdev_ops *ops);
enum v4l2_i2c_tuner_type {
ADDRS_RADIO, /* Radio tuner addresses */
ADDRS_DEMOD, /* Demod tuner addresses */
ADDRS_TV, /* TV tuner addresses */
/* TV tuner addresses if demod is present, this excludes
addresses used by the demodulator from the list of
candidates. */
ADDRS_TV_WITH_DEMOD,
};
/* Return a list of I2C tuner addresses to probe. Use only if the tuner
addresses are unknown. */
const unsigned short *v4l2_i2c_tuner_addrs(enum v4l2_i2c_tuner_type type);
/* ------------------------------------------------------------------------- */
/* Internal ioctls */