Could you show the output from 'dmesg | egrep -i "can|spi|mcp"' and 'cat /proc/interrupts' ?
Oliver Hartkopp wrote:If you want to play with ISO TP on SocketCAN - it's located here:
https://gitorious.org/linux-can/can-mod ... an/isotp.c
AlexB testeted with 90%@500kbps without errors - 125kbps shouldn't be a problem.kiwi64ajs wrote:These test look to all be at 1Mbps. Can anyone comment on the likely performance at 125kbps?