Re: [PATCH v3] net: phy: workaround for buggy cable detection by LAN8700 after cable plugging
From: David Miller
Date: Mon Aug 17 2015 - 17:28:39 EST
From: Igor Plyatov <plyatov@xxxxxxxxx>
Date: Fri, 14 Aug 2015 20:11:02 +0300
> * Due to HW bug, LAN8700 sometimes does not detect presence of energy in the
> Ethernet cable in Energy Detect Power-Down mode (e.g while EDPWRDOWN bit is
> set, the ENERGYON bit does not asserted sometimes). This is a common bug of
> LAN87xx family of PHY chips.
> * The lan87xx_read_status() was improved to acquire ENERGYON bit. Its previous
> algorythm still not reliable on 100 % and sometimes skip cable plugging.
>
> Signed-off-by: Igor Plyatov <plyatov@xxxxxxxxx>
Applied, thanks.
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