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Re: How to replace control code in gdm72xx?

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On Wed, Jul 16, 2014 at 09:24:28PM +0100, Michalis Pappas wrote:
> Hi,
> 
> I'm currently working on bringing the gdm72xx WiMAX driver out of
> staging. The driver currently uses two control channels:
> 
> 1. The SIOCDEVPRIVATE ioctl to send and receive state messages
> 
> 2. A customly defined netlink protocol for passing messages verbatim to
> the device controller
> 
> AFAIK both of the above are deprecated, so I considered switching to
> the interface defined in wimax.h, which defines a communication protocol
> over generic netlink that replaces (2) nicely. However it is not
> compatible with (1), as:
> 
> * Except from the device status, the gdm72xx driver uses two more types
> of messages (connection and OMA status), which is not supported
> by wimax.h.
> 
> * The gdm driver needs to be able to receive status messages from
> userspace, which is not supported by wimax.h either.

What type of status messages are needed to be sent to the driver?

> I therefore consider using the wimax stack as defined in wimax.h for the
> netlink part, but replacing the ioctl with a file under /sys/class/net/wm0/

Is anyone still working on wimax to even object to add new functions
like this?  :)

thanks,

greg k-h
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