Messages in this thread | | | Date | Fri, 01 Oct 2010 14:40:55 +0200 | From | Wolfgang Grandegger <> | Subject | Re: [MeeGo-Dev][PATCH v3] Topcliff: Update PCH_CAN driver to 2.6.35 |
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On 10/01/2010 12:02 PM, Masayuki Ohtake wrote: > Hi Wolfgang Grandegger, > > Thank you for your comments. > > We will modify and re-post ASAP. > > I have a comment about below. >> In this driver you are using just *one* RX object. This means that the >> CPU must handle new messages as quickly as possible otherwise message >> losses will happen, right?. For sure, this will not make user's happy. >> Any chance to use more RX objects in FIFO mode? > > In case implementing with FIFO mode, > received packets may be our of order.
Hm, FIFO means "First in First out"! It might be tricky to implement, though.
> Because our CAN register access is slow. > > I am confirming our CAN HW spec and the possibility of our-of-order.
I don't understand?
Wolfgang.
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