György Szaniszló wrote:
> Hi,
>
> I have problem with ioatdma and dca.
> I cannot use them with ixgbe driver.
>
> HP DL380 G6 server, Intel 5520 chipset (There is no ioat or dca setting in
> BIOS)
> Intel(R) 10 Gigabit XF SR Dual Port Server Adapter, 82598 controller
> OpenSuse 11.2, 64 bit, kernel version: 2.6.31.5
>
> I have compiled ixgbe driver with DCA support.
> ixgbe-2.0.44.14-NAPI, dca-1.13, ioatdma-3.83
> Loading my modules I have the following results:
>
> modprobe dca
> This is OK, dmesg output:
> dca service started, version 1.13
>
> modprobe ioatdma
> dmesg output is empty
>
> modprobe ixgbe
> No DCA provider found. Please start ioatdma for DCA functionality.
>
> Please help me to make IOAT and DCA working!
>
> Thanks,
> Gyorgy Szaniszlo
> Ericsson Hungary Ltd.
It looks that your platform does not support I/OAT.
You can find a list of chipsets supporting I/OAT in ioatdma readme file.
To make sure, please check "lspci -n" and see if you can find one of device IDs
listed in the readme ("Mainboard chipset" bullet).
Regards,
Maciej
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