linux-kernel - Re: [v9] wlcore: add missing nvs file name info for wilink8

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Message-Id: <20170824095152.EC917606DD@smtp.codeaurora.org>
Date:   Thu, 24 Aug 2017 09:51:52 +0000 (UTC)
From:   Kalle Valo <kvalo@...eaurora.org>
To:     "Reizer, Eyal" <eyalr@...com>
Cc:     ", Tony Lindgren" <tony@...mide.com>,
        "linux-wireless@...r.kernel.org" <linux-wireless@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "sebastian.reichel@...labora.co.uk" 
        <sebastian.reichel@...labora.co.uk>,
        Julian Calaby <julian.calaby@...il.com>
Subject: Re: [v9] wlcore: add missing nvs file name info for wilink8

"Reizer, Eyal" <eyalr@...com> wrote:

> The following commits:
> commit c815fdebef44 ("wlcore: spi: Populate config firmware data")
> commit d776fc86b82f ("wlcore: sdio: Populate config firmware data")
> 
> Populated the nvs entry for wilink6 and wilink7 only while it is
> still needed for wilink8 as well.
> This broke user space backward compatibility when upgrading from older
> kernels, as the alternate mac address would not be read from the nvs that
> is present in the file system (lib/firmware/ti-connectivity/wl1271-nvs.bin)
> causing mac address change of the wlan interface.
> 
> This patch fix this and update the structure field with the same default
> nvs file name that has been used before.
> 
> In addition, some distros hold a default wl1271-nvs.bin in the file
> system with a bogus mac address (deadbeef...) that overrides the mac
> address that is stored inside the device.
> Warn users about this bogus mac address and use the internal mac address
> 
> Fixes: c815fdebef44 ("wlcore: spi: Populate config firmware data")
> Fixes: d776fc86b82f ("wlcore: sdio: Populate config firmware data")
> Signed-off-by: Eyal Reizer <eyalr@...com>
> Reviewed-by: Sebastian Reichel <sebastian.reichel@...labora.co.uk>
> Tested-by: Tony Lindgren <tony@...mide.com>

Patch applied to wireless-drivers-next.git, thanks.

d382b9c00782 wlcore: add missing nvs file name info for wilink8

-- 
https://patchwork.kernel.org/patch/9911123/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches