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Message-ID: <20231117121545.2f950d43@kmaincent-XPS-13-7390>
Date: Fri, 17 Nov 2023 12:15:45 +0100
From: Köry Maincent <kory.maincent@...tlin.com>
To: Andrew Lunn <andrew@...n.ch>
Cc: "David S. Miller" <davem@...emloft.net>, Eric Dumazet
 <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, Paolo Abeni
 <pabeni@...hat.com>, Jonathan Corbet <corbet@....net>, Luis Chamberlain
 <mcgrof@...nel.org>, Russ Weight <russ.weight@...ux.dev>, Greg
 Kroah-Hartman <gregkh@...uxfoundation.org>, "Rafael J. Wysocki"
 <rafael@...nel.org>, Rob Herring <robh+dt@...nel.org>, Krzysztof Kozlowski
 <krzysztof.kozlowski+dt@...aro.org>, Conor Dooley <conor+dt@...nel.org>,
 Thomas Petazzoni <thomas.petazzoni@...tlin.com>, netdev@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-doc@...r.kernel.org,
 devicetree@...r.kernel.org
Subject: Re: [PATCH net-next 9/9] net: pse-pd: Add PD692x0 PSE controller
 driver

On Thu, 16 Nov 2023 23:38:08 +0100
Andrew Lunn <andrew@...n.ch> wrote:

> > +static int pd692x0_send_msg(struct pd692x0_priv *priv, struct pd692x0_msg
> > *msg) +{
> > +	const struct i2c_client *client = priv->client;
> > +	int ret;
> > +
> > +	if (msg->content.key == PD692X0_KEY_CMD && priv->last_cmd_key) {
> > +		while (time_is_after_jiffies(msecs_to_jiffies(30) +
> > priv->last_cmd_key_time))
> > +			usleep_range(1000, 2000);  
> 
> That is a bit odd. Could you not just calculate how long a sleep is
> needed, rather than loop?

Oh, right indeed! Don't know why my brain wanted a loop here.

Regards,
-- 
Köry Maincent, Bootlin
Embedded Linux and kernel engineering
https://bootlin.com

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