Em Tue, 16 Jun 2009 11:19:29 -0400
Michael Krufky <mkru...@linuxtv.org> escreveu:

> Mauro,
> 
> Please pull from:
> 
> http://kernellabs.com/hg/~mkrufky/k2c2
> 
> for:
> 
> - cx23885: override set_frontend to allow rf input path switching on the 
> HVR1275
> 
>  cx23885-dvb.c |   29 +++++++++++++++++++++++++++++
>  cx23885.h     |    2 ++
>  2 files changed, 31 insertions(+)
> 
> Hopefully, you can get this into the next merge window with all the
> other pending changesets ;-)
> 
> Thanks & regards,
> 
> Mike


> Use separate RF input spigots for Antennae and Cable.
> 
> Priority: normal
> 
> Reviewed-by: Steven Toth <st...@kernellabs.com>
> Signed-off-by: Michael Krufky <mkru...@kernellabs.com>
> 
> --- a/linux/drivers/media/video/cx23885/cx23885-dvb.c Tue May 12 17:53:47 
> 2009 -0400
> +++ b/linux/drivers/media/video/cx23885/cx23885-dvb.c Fri May 08 21:39:24 
> 2009 -0400
> @@ -417,6 +417,30 @@
>       .demod_address = 0x05,
>  };
>  
> +static int cx23885_dvb_set_frontend(struct dvb_frontend *fe,
> +                                 struct dvb_frontend_parameters *param)
> +{
> +     struct cx23885_tsport *port = fe->dvb->priv;
> +     struct cx23885_dev *dev = port->dev;
> +
> +     switch (dev->board) {
> +     case CX23885_BOARD_HAUPPAUGE_HVR1275:
> +             switch (param->u.vsb.modulation) {
> +             case VSB_8:
> +                     cx23885_gpio_clear(dev, GPIO_5);
> +                     break;
> +             case QAM_64:
> +             case QAM_256:
> +             default:
> +                     cx23885_gpio_set(dev, GPIO_5);
> +                     break;
> +             }
> +             break;
> +     }
> +     return (port->set_frontend_save) ?
> +             port->set_frontend_save(fe, param) : -ENODEV;
> +}
> +
>  static int dvb_register(struct cx23885_tsport *port)
>  {
>       struct cx23885_dev *dev = port->dev;
> @@ -456,6 +480,11 @@
>                                  0x60, &dev->i2c_bus[1].i2c_adap,
>                                  &hauppauge_hvr127x_config);
>               }
> +
> +             /* 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];
> --- a/linux/drivers/media/video/cx23885/cx23885.h     Tue May 12 17:53:47 
> 2009 -0400
> +++ b/linux/drivers/media/video/cx23885/cx23885.h     Fri May 08 21:39:24 
> 2009 -0400
> @@ -288,6 +288,8 @@
>       /* Allow a single tsport to have multiple frontends */
>       u32                        num_frontends;
>       void                       *port_priv;
> +     int (*set_frontend_save) (struct dvb_frontend *,
> +                               struct dvb_frontend_parameters *);
>  };
>  
>  struct cx23885_dev {
> 

Argh! this looks like a hack! Don't you have a better approach for it?



Cheers,
Mauro
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