Hi Christian, On 08/06/2010 02:14 PM, christian pellegrin wrote: > On Fri, Aug 6, 2010 at 12:16 PM, Benny B. Simonsen <[email protected]> wrote: >> Hi, > > Hi, > >> problems. Missing frames, out of order frames and incorrect frames (wrong ID >> wrong payload) > > Missing frames and out of order ones can happen. The former are > usually a consequence of slow SPI drivers (that use workqueues or such > for example) at low can speeds (on a s3c2440 with a decent SPI driver > (not the mainline one) I have no packet loss till 250 kbit/s). I have > no idea about OMAP SPI driver, I'll have a look at it when possible. > Out of order frames could be a result of the fact that we are using > two RX buffer and I guess there can be scenarios when we empty them in > wrong order. What is absolutely not acceptable are errors in frames.
To be clear, out-of-order messages are also not OK. Wolfgang. _______________________________________________ Socketcan-users mailing list [email protected] https://lists.berlios.de/mailman/listinfo/socketcan-users
