linux-kernel - Re: [PATCH net-next v2 2/3] net: phy: dp83tg720: remove redundant 600ms post-reset delay

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Message-ID: <3f3cfa9b-07f3-450e-b1a8-984943edddef@lunn.ch>
Date: Thu, 12 Jun 2025 17:34:03 +0200
From: Andrew Lunn <andrew@...n.ch>
To: Oleksij Rempel <o.rempel@...gutronix.de>
Cc: Heiner Kallweit <hkallweit1@...il.com>,
	Russell King <linux@...linux.org.uk>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	David Jander <david@...tonic.nl>, kernel@...gutronix.de,
	linux-kernel@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH net-next v2 2/3] net: phy: dp83tg720: remove redundant
 600ms post-reset delay

On Thu, Jun 12, 2025 at 12:41:56PM +0200, Oleksij Rempel wrote:
> From: David Jander <david@...tonic.nl>
> 
> Now that dp83tg720_soft_reset() introduces role-specific delays to avoid
> reset synchronization deadlocks, the fixed 600ms post-reset delay in
> dp83tg720_read_status() is no longer needed.
> 
> The new logic provides both the required MDC timing and link stabilization,
> making the old empirical delay redundant and unnecessarily long.
> 
> Co-developed-by: Oleksij Rempel <o.rempel@...gutronix.de>
> Signed-off-by: David Jander <david@...tonic.nl>
> Signed-off-by: Oleksij Rempel <o.rempel@...gutronix.de>

Reviewed-by: Andrew Lunn <andrew@...n.ch>

    Andrew