linux-kernel - Re: [RFC PATCH 19/22] thunderbolt: Add support for Time Management Unit

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Date:   Thu, 3 Oct 2019 11:01:48 +0300
From:   Mika Westerberg <mika.westerberg@...ux.intel.com>
To:     "Mani, Rajmohan" <rajmohan.mani@...el.com>
Cc:     "linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>,
        Andreas Noever <andreas.noever@...il.com>,
        "Jamet, Michael" <michael.jamet@...el.com>,
        Yehezkel Bernat <YehezkelShB@...il.com>,
        Nicholas Johnson <nicholas.johnson-opensource@...look.com.au>,
        Lukas Wunner <lukas@...ner.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Alan Stern <stern@...land.harvard.edu>,
        "Mario.Limonciello@...l.com" <Mario.Limonciello@...l.com>,
        Anthony Wong <anthony.wong@...onical.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [RFC PATCH 19/22] thunderbolt: Add support for Time Management
 Unit

On Wed, Oct 02, 2019 at 04:52:06PM +0000, Mani, Rajmohan wrote:
> > +	/* Enable TMU if it is off */
> > +	if (!tb_switch_tmu_is_enabled(tb->root_switch))
> 
> To be consistent with the implementation of tb_switch_tmu_disable(), should we
> move the above check inside tb_switch_tmu_enable()?

Yes, I think it makes sense.