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From: Tony Lindgren <tony@atomide.com>
To: "Reizer, Eyal" <eyalr@ti.com>
Cc: Kalle Valo <kvalo@codeaurora.org>,
	"linux-wireless@vger.kernel.org" <linux-wireless@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"sebastian.reichel@collabora.co.uk"
	<sebastian.reichel@collabora.co.uk>,
	Julian Calaby <julian.calaby@gmail.com>
Subject: Re: [v5] wlcore: add missing nvs file name info for wilink8
Date: Mon, 7 Aug 2017 00:38:09 -0700	[thread overview]
Message-ID: <20170807073808.GD5487@atomide.com> (raw)
In-Reply-To: <8665E2433BC68541A24DFFCA87B70F5B3641E25B@DFRE01.ent.ti.com>

* Reizer, Eyal <eyalr@ti.com> [170807 00:32]:
> The following commits:
> c815fde wlcore: spi: Populate config firmware data
> d776fc8 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 for a wl18xx device
> also overrides the mac address that is stored inside the device.
> Warn users about this bogus mac address and use a random mac instead

Hmm looks pretty good to me except for one more thing I just noticed.

Why don't you just use the hardware mac address instead of a random
mac address on wl18xx device when you see a bogus nvs file?

Regards,

Tony

  reply	other threads:[~2017-08-07  7:38 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <1502090869-8833-1-git-send-email-eyalr@ti.com>
2017-08-07  7:31 ` [v5] wlcore: add missing nvs file name info for wilink8 Reizer, Eyal
2017-08-07  7:38   ` Tony Lindgren [this message]
2017-08-07  7:46     ` Reizer, Eyal
2017-08-08  4:20       ` Tony Lindgren
2017-08-08  8:03         ` Reizer, Eyal
2017-08-09  7:24         ` Reizer, Eyal
2017-08-09 16:59           ` Tony Lindgren
2017-08-07 12:38   ` Kalle Valo

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