unknown qca6164 model 0x0041

Arnd Bergmann arnd at arndb.de
Thu Mar 19 06:31:38 PDT 2015

On Thursday 19 March 2015, Michal Kazior wrote:
> On 19 March 2015 at 13:17, Arnd Bergmann <arnd at arndb.de> wrote:
> > Hi,
> >
> > I just got a Lenovo Yoga 3 11" Laptop that came with a NFA345 wifi module that
> > is allegedly using a qca6164 chip. The Windows driver calls it a 61x4 version 20
> > device and the PCI ID is 168c:0041, which is different from the device ID
> > that was just added to ath10k as QCA6174_2_1_DEVICE_ID (168c:003e).
> >
> > Does anyone have more information about this device and about how hard it would
> > be to add support to the driver? Is there a chance that it might just work by
> > adding the IDs or is it something rather different?
> "version 20 device" strongly suggests this is a hw2.1 device.
> Currently there's only ath10k firmware for hw3.0 chips available. You
> can look through ath10k mailing list for discussions on qca6174 hw2.1
> (qca6164 is basically 1x1 instead of 2x2 from what I understand).
> If not for the firmware confusion adding support to the driver is
> probably as trivial as just adding the new pci device id to the
> supported list.

Ok, I see. I still have Windows on the machine, so I can probably
manage to extract the blob and also build a patched kernel once I'm
able to install a working environment on the laptop.

Thanks for the quick reply!


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