[asterisk-users] DAHDI driver question for custom card

Roberto Fichera kernel at tekno-soft.it
Thu Nov 5 15:25:33 CST 2015


On 11/05/2015 08:56 PM, Russ Meyerriecks wrote:
> On Thu, Nov 5, 2015 at 11:36 AM, Roberto Fichera <kernel at tekno-soft.it> wrote:
>> The question is, can I call the dahdi_transmit() from the TX DMA callback and the dahdi_receive() from
>> the RX DMA callback or should use a particular order for them?
> I don't think it will be a problem to call them asynchronously.
> Depending on your signal, _dahdi_transmit() and _dahdi_recieve() can
> potentially do a lot of processing. They're better suited in a bottom
> half than in interrupt context.
Ok! Then I'll just copy the data and schedule the related TX or RX work.



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