linux-kernel - Re: [PATCH net-next] net: dsa: microchip: Add suspend/resume support to KSZ DSA driver

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Message-ID: <64300c21-59af-4971-a82f-1dde3edff755@lunn.ch>
Date: Thu, 19 Dec 2024 18:18:42 +0100
From: Andrew Lunn <andrew@...n.ch>
To: Tristram.Ha@...rochip.com
Cc: Woojung Huh <woojung.huh@...rochip.com>,
	Vladimir Oltean <olteanv@...il.com>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	UNGLinuxDriver@...rochip.com, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next] net: dsa: microchip: Add suspend/resume support
 to KSZ DSA driver

On Tue, Dec 17, 2024 at 06:03:11PM -0800, Tristram.Ha@...rochip.com wrote:
> From: Tristram Ha <tristram.ha@...rochip.com>
> 
> The KSZ DSA driver starts a timer to read MIB counters periodically to
> avoid count overrun.  During system suspend this will give an error for
> not able to write to register as the SPI system returns an error when
> it is in suspend state.  This implementation stops the timer when the
> system goes into suspend and restarts it when resumed.
> 
> Signed-off-by: Tristram Ha <tristram.ha@...rochip.com>

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

    Andrew