[RFC] ath10k: silence firmware file probing warnings

Emmanuel Grumbach egrumbach at gmail.com
Thu Jul 21 00:36:42 PDT 2016

On Thu, Jul 21, 2016 at 10:09 AM, Stanislaw Gruszka <sgruszka at redhat.com> wrote:
> On Tue, Jul 19, 2016 at 03:00:37PM +0200, Michal Kazior wrote:
>> Firmware files are versioned to prevent older
>> driver instances to load unsupported firmware
>> blobs. This is reflected with a fallback logic
>> which attempts to load several firmware files.
>> This however produced a lot of unnecessary
>> warnings sometimes confusing users and leading
>> them to rename firmware files making things even
>> more confusing.
> This happens on kernels configured with
> CONFIG_FW_LOADER_USER_HELPER_FALLBACK and cause not only ugly warnings,
> but also 60 seconds delay before loading next firmware version.
> For some reason RHEL kernel needs above config option, so this
> patch is very welcome from my perspective.

Sorry for my ignorance but how does the firmware loading work if not
with udev's help? As you can imagine, iwlwifi is suffering from the
same problem and I would be interested in applying the same change,
but I'd love to understand a bit more :)

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