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can: usb_8dev: Add support for USB2CAN interface from 8 devices

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Add device driver for USB2CAN interface from "8 devices" (http://www.8devices.com).

changes since v10:
* small cleanups

changes since v9:
* fixed syslog messages
* fixed crc error number
* increased MAX_RX_URBS and MAX_TX_URBS

changes since v8:
* remove all sysfs files

changes since v7:
* add sysfs documentation
* fix minor styling issue
* fixed can state for passive mode
* changed handling for crc errors

changes since v6:
* changed some variable types to big endian equivalent
* small cleanups

changes since v5:
* unlock mutex on error

changes since v4:
* removed FSF address
* renamed struct usb_8dev
* removed unused variable free_slots
* replaced some _to_cpu functions with pointer equivalent
* fix return value for usb_8dev_set_mode
* handle can errors with separate function
* fix overrun error handling
* rewrite error handling for usb_8dev_start_xmit
* fix urb submit in usb_8dev_start
* various small fixes

Acked-by: Wolfgang Grandegger <wg@grandegger.com>
Tested-by: Oliver Hartkopp <socketcan@hartkopp.net>
Signed-off-by: Bernd Krumboeck <krumboeck@universalnet.at>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
This commit is contained in:
Bernd Krumboeck 2013-01-19 07:30:45 +01:00 committed by Marc Kleine-Budde
parent af5fd6da40
commit 0024d8ad16
3 changed files with 1029 additions and 0 deletions
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6
drivers/net/can/usb/Kconfig
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@ -48,4 +48,10 @@ config CAN_PEAK_USB
This driver supports the PCAN-USB and PCAN-USB Pro adapters
from PEAK-System Technik (http://www.peak-system.com).
config CAN_8DEV_USB
tristate "8 devices USB2CAN interface"
---help---
This driver supports the USB2CAN interface
from 8 devices (http://www.8devices.com).
endmenu

1
drivers/net/can/usb/Makefile
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@ -6,5 +6,6 @@ obj-$(CONFIG_CAN_EMS_USB) += ems_usb.o
obj-$(CONFIG_CAN_ESD_USB2) += esd_usb2.o
obj-$(CONFIG_CAN_KVASER_USB) += kvaser_usb.o
obj-$(CONFIG_CAN_PEAK_USB) += peak_usb/
obj-$(CONFIG_CAN_8DEV_USB) += usb_8dev.o
ccflags-$(CONFIG_CAN_DEBUG_DEVICES) := -DDEBUG

1022
drivers/net/can/usb/usb_8dev.c Normal file
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