Re: Question about priority transmission queues in codelevel.

The driver (madwifi) just adds packets to the appropriate queue.
It is the Atheros chip that actually de-queues and transmits from the 4
queues, so you have no control over this from the driver...

> -----Original Message-----
> From: leolee0718 [mailto:[email protected]]
> Sent: Monday, 9 September 2013 5:13 PM
> To: [email protected]
> Subject: [Madwifi-users] Question about priority transmission queues
in
> codelevel.
> 
> I am doing a project about madwifi recently, something in packet QOS
in mac
> level.
> 
> I want to schedule the packet with my own new algorithm, so I go
through
> the code about packet transmission in madwifi. Here comes a question
that I
> have found madwifi had set up 4 priority queues to buf data from upper
> layer, but I donot find the selecting mechanism when the packet being
send
> out.
> 
> In ath_tx_start packet txq has been select, then it calls
ath_tx_txqaddbuf to
> insert a buffer on a txq. As QOS has set up packet with higher
priority should
> be sent firstly, but I did not see any codes doing these mechanism.
> 
> As I am newbie to driver programming, need some helps of you guys.
> 
> Any suggestions to my problem? Any help would be greatly appreciated.
> Thanks!
> 
> Leo
> 
> 
> 
> --
> View this message in context: http://madwifi-
> users.20070.n2.nabble.com/Question-about-priority-transmission-queues-
> in-code-level-tp7574672.html
> Sent from the Madwifi Users mailing list archive at Nabble.com.
> 
>
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