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V4L/DVB (13104): cx23885: define a dvb frontend ioctl override function

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override set_frontend to allow rf input path switching on the HVR1275

Signed-off-by: Michael Krufky <mkrufky@kernellabs.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Michael Krufky 2009-05-08 22:39:24 -03:00 committed by Mauro Carvalho Chehab
parent 9133aee09e
commit 5bdd39621e
2 changed files with 28 additions and 13 deletions
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37
drivers/media/video/cx23885/cx23885-dvb.c
View File

@ -487,10 +487,34 @@ static int cx23885_dvb_set_frontend(struct dvb_frontend *fe,
}
break;
}
return (port->set_frontend_save) ?
port->set_frontend_save(fe, param) : -ENODEV;
return 0;
}
static int cx23885_dvb_fe_ioctl_override(struct dvb_frontend *fe,
unsigned int cmd, void *parg,
unsigned int stage)
{
int err = 0;
switch (stage) {
case DVB_FE_IOCTL_PRE:
switch (cmd) {
case FE_SET_FRONTEND:
err = cx23885_dvb_set_frontend(fe,
(struct dvb_frontend_parameters *) parg);
break;
}
break;
case DVB_FE_IOCTL_POST:
/* no post-ioctl handling required */
break;
}
return err;
};
static struct lgs8gxx_config magicpro_prohdtve2_lgs8g75_config = {
.prod = LGS8GXX_PROD_LGS8G75,
.demod_address = 0x19,
@ -550,12 +574,6 @@ static int dvb_register(struct cx23885_tsport *port)
0x60, &dev->i2c_bus[1].i2c_adap,
&hauppauge_hvr127x_config);
}
/* FIXME: temporary hack */
/* define bridge override to set_frontend */
port->set_frontend_save = fe0->dvb.frontend->ops.set_frontend;
fe0->dvb.frontend->ops.set_frontend = cx23885_dvb_set_frontend;
break;
case CX23885_BOARD_HAUPPAUGE_HVR1255:
i2c_bus = &dev->i2c_bus[0];
@ -904,7 +922,8 @@ static int dvb_register(struct cx23885_tsport *port)
/* register everything */
ret = videobuf_dvb_register_bus(&port->frontends, THIS_MODULE, port,
&dev->pci->dev, adapter_nr, 0, NULL);
&dev->pci->dev, adapter_nr, 0,
cx23885_dvb_fe_ioctl_override);
/* init CI & MAC */
switch (dev->board) {

4
drivers/media/video/cx23885/cx23885.h
View File

@ -297,10 +297,6 @@ struct cx23885_tsport {
/* Allow a single tsport to have multiple frontends */
u32 num_frontends;
void *port_priv;
/* FIXME: temporary hack */
int (*set_frontend_save) (struct dvb_frontend *,
struct dvb_frontend_parameters *);
};
struct cx23885_dev {