linux-kernel - Re: [PATCH v2] Bluetooth: btusb: Reset port on cmd timeout

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Message-ID: <1593080522.28236.17.camel@suse.com>
Date:   Thu, 25 Jun 2020 12:22:02 +0200
From:   Oliver Neukum <oneukum@...e.com>
To:     Abhishek Pandit-Subedi <abhishekpandit@...omium.org>,
        rjliao@...eaurora.org, marcel@...tmann.org,
        linux-bluetooth@...r.kernel.org
Cc:     chromeos-bluetooth-upstreaming@...omium.org,
        linux-usb@...r.kernel.org, linux-pm@...r.kernel.org,
        Johan Hedberg <johan.hedberg@...il.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] Bluetooth: btusb: Reset port on cmd timeout

Am Mittwoch, den 24.06.2020, 11:11 -0700 schrieb Abhishek Pandit-
Subedi:
> QCA_ROME sometimes gets into a state where it is unresponsive to
> commands. Since it doesn't have support for a reset gpio, reset the usb
> port when this occurs instead.

Hi,

on first glance this looks like an unbalanced PM reference. It is not
because the operation is suicidal, but this deserves a comment, unless
you want to get a note telling you that you caused an imbalance every
few weeks.

	Regards
		Oliver