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Re: [PATCH] brcmfmac: set wiphy's addr_mask to force using valid MACs

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On 9 July 2015 at 14:46, Rafał Miłecki <zajec5@xxxxxxxxx> wrote:
> Broadcom's firmware requires every BSS to use MAC address with unique
> last 2 bits. Otherwise it rejects submitted MAC which results in:
> brcmfmac: _brcmf_set_mac_address: Setting cur_etheraddr failed, -52
>
> Set addr_mask properly to hint only last 2 bits can be modified. This
> isn't exactly true as all bits can be changed but that's the only way
> to force unique values in the last 2 bits.

I asked Felix about this and he pointed it may be not a good idea to
disallow using locally administrated bit.

I'll rework my fix to provide a full list of addresses that shall be
used. Please drop this one.
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