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[CAN]: Add raw protocol

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This patch adds the CAN raw protocol.

Signed-off-by: Oliver Hartkopp <oliver.hartkopp@volkswagen.de>
Signed-off-by: Urs Thuermann <urs.thuermann@volkswagen.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Oliver Hartkopp
2007-11-16 15:53:09 -08:00
committed by David S. Miller
parent 0d66548a10
commit c18ce101f2
4 changed files with 808 additions and 0 deletions
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11
net/can/Kconfig
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@@ -15,3 +15,14 @@ menuconfig CAN
If you want CAN support you should say Y here and also to the
specific driver for your controller(s) below.
config CAN_RAW
tristate "Raw CAN Protocol (raw access with CAN-ID filtering)"
depends on CAN
default N
---help---
The raw CAN protocol option offers access to the CAN bus via
the BSD socket API. You probably want to use the raw socket in
most cases where no higher level protocol is being used. The raw
socket has several filter options e.g. ID masking / error frames.
To receive/send raw CAN messages, use AF_CAN with protocol CAN_RAW.