V4L/DVB (12165): cx23885: override set_frontend to allow rf input path switching on the HVR1275
Use separate RF input spigots for Antennae and Cable. Reviewed-by: Steven Toth <stoth@kernellabs.com> Signed-off-by: Michael Krufky <mkrufky@kernellabs.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
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@ -463,6 +463,30 @@ static struct xc5000_config mygica_x8506_xc5000_config = {
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.if_khz = 5380,
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};
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static int cx23885_dvb_set_frontend(struct dvb_frontend *fe,
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struct dvb_frontend_parameters *param)
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{
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struct cx23885_tsport *port = fe->dvb->priv;
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struct cx23885_dev *dev = port->dev;
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switch (dev->board) {
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case CX23885_BOARD_HAUPPAUGE_HVR1275:
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switch (param->u.vsb.modulation) {
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case VSB_8:
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cx23885_gpio_clear(dev, GPIO_5);
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break;
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case QAM_64:
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case QAM_256:
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default:
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cx23885_gpio_set(dev, GPIO_5);
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break;
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}
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break;
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}
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return (port->set_frontend_save) ?
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port->set_frontend_save(fe, param) : -ENODEV;
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}
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static int dvb_register(struct cx23885_tsport *port)
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{
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struct cx23885_dev *dev = port->dev;
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@ -502,6 +526,11 @@ static int dvb_register(struct cx23885_tsport *port)
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0x60, &dev->i2c_bus[1].i2c_adap,
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&hauppauge_hvr127x_config);
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}
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/* define bridge override to set_frontend */
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port->set_frontend_save = fe0->dvb.frontend->ops.set_frontend;
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fe0->dvb.frontend->ops.set_frontend = cx23885_dvb_set_frontend;
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break;
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case CX23885_BOARD_HAUPPAUGE_HVR1255:
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i2c_bus = &dev->i2c_bus[0];
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@ -288,6 +288,8 @@ struct cx23885_tsport {
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/* Allow a single tsport to have multiple frontends */
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u32 num_frontends;
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void *port_priv;
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int (*set_frontend_save) (struct dvb_frontend *,
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struct dvb_frontend_parameters *);
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};
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struct cx23885_dev {
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