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99e44da792
Soon my dibcom.fr/parrot.com-address won't respond anymore. Thus I'm replacing it. And, while being at it, let's adapt some other (old) email-addresses as well. Signed-off-by: Patrick Boettcher <patrick.boettcher@posteo.de> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
44 lines
1020 B
C
44 lines
1020 B
C
/* dvb-usb-i2c.c is part of the DVB USB library.
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*
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* Copyright (C) 2004-6 Patrick Boettcher (patrick.boettcher@posteo.de)
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* see dvb-usb-init.c for copyright information.
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*
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* This file contains functions for (de-)initializing an I2C adapter.
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*/
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#include "dvb-usb-common.h"
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int dvb_usb_i2c_init(struct dvb_usb_device *d)
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{
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int ret = 0;
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if (!(d->props.caps & DVB_USB_IS_AN_I2C_ADAPTER))
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return 0;
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if (d->props.i2c_algo == NULL) {
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err("no i2c algorithm specified");
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return -EINVAL;
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}
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strlcpy(d->i2c_adap.name, d->desc->name, sizeof(d->i2c_adap.name));
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d->i2c_adap.algo = d->props.i2c_algo;
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d->i2c_adap.algo_data = NULL;
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d->i2c_adap.dev.parent = &d->udev->dev;
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i2c_set_adapdata(&d->i2c_adap, d);
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if ((ret = i2c_add_adapter(&d->i2c_adap)) < 0)
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err("could not add i2c adapter");
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d->state |= DVB_USB_STATE_I2C;
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return ret;
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}
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int dvb_usb_i2c_exit(struct dvb_usb_device *d)
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{
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if (d->state & DVB_USB_STATE_I2C)
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i2c_del_adapter(&d->i2c_adap);
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d->state &= ~DVB_USB_STATE_I2C;
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return 0;
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}
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