linux-kernel - Re: [PATCH] i2c: mux: demux-pinctrl: do not deactivate a master that is not active

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Message-ID: <Yh/e4OzQ/hYSb+dg@ninjato>
Date:   Wed, 2 Mar 2022 22:17:20 +0100
From:   Wolfram Sang <wsa+renesas@...g-engineering.com>
To:     Peter Rosin <peda@...ntia.se>
Cc:     "linux-i2c@...r.kernel.org" <linux-i2c@...r.kernel.org>,
        Christophe JAILLET <christophe.jaillet@...adoo.fr>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] i2c: mux: demux-pinctrl: do not deactivate a master that
 is not active


> Attempting to rollback the activation of the current master when
> the current master has not been activated is bad. priv->cur_chan

But the master is activated?

259         /* switch to first parent as active master */
260         i2c_demux_activate_master(priv, 0);

Or am I missing something? :)


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