[linux-dvb] Re: [Patch] Adding support for the Hauppage HVR1100

Patrick Fischer patrick_fischer at gmx.de
Tue Jan 17 16:24:21 CET 2006


Hi,
is there any possibility for running the HVR1300 as a HVR1100?
I have tried the current cvs driver from today.
of course this will not work :-(

Patrick

>>>No, we shouldn't add cx88 specific stuff to tuner.ko, but in
>>>cx88 where the VIDIOC_S_FREQUENCY ioctl is processed you should be able
>>>to open the i2c gate before cx88_call_i2c_clients(), no?
>>>
>>>  
>>>      
>>>
>>I was trying to avoid any changes outside of cx88_dvb.ko --  It was 
>>probably unavoidable.
>>
>>A patch is attached for review.
>>
>>    
>>
>I cleaned up this patch again this evening. See Attached.
>
>Purpose:
>
>Add support for the HVR1100 and HVR1100-LowProfile products.
>
>I propose adding two new entries to dvb_frontend_ops, namely 
>'enable_plli2c' and 'disable_plli2c'. The cx22702 demod driver uses 
>these for references to the interal pll/i2c gate management functions. 
>The cx88_call_i2c_clients function now acquires the associated DVB 
>frontend->ops table for the product and calls the enable/disable plli2c 
>functions if they are set (before and after triggering the V4L I2C i2c 
>drivers).
>
>It's a clean approach in respect to cx88, this will work with any DVB 
>frontend that has the enable/disable functions defined. It also cuts 
>down on the number of exported symbols and keeps the module dependencies 
>to an absolute minimum.
>
>As always, comments/feedback welcome.
>
>Steve
>
>
>  
>




More information about the linux-dvb mailing list