linux-kernel - Re: [PATCH] Bluetooth: pause/resume advertising around suspend

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Message-Id: <21AC2E8F-BEC6-431D-89BB-8F2E3EDFBBC1@holtmann.org>
Date:   Wed, 16 Sep 2020 16:22:47 +0200
From:   Marcel Holtmann <marcel@...tmann.org>
To:     Daniel Winkler <danielwinkler@...gle.com>
Cc:     linux-bluetooth <linux-bluetooth@...r.kernel.org>,
        CrosBT Upstreaming <chromeos-bluetooth-upstreaming@...omium.org>,
        Abhishek Pandit-Subedi <abhishekpandit@...omium.org>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Johan Hedberg <johan.hedberg@...il.com>,
        open list <linux-kernel@...r.kernel.org>,
        netdev@...r.kernel.org
Subject: Re: [PATCH] Bluetooth: pause/resume advertising around suspend

Hi Daniel,

> Currently, the controller will continue advertising when the system
> enters suspend. This patch makes sure that all advertising instances are
> paused when entering suspend, and resumed when suspend exits.
> 
> The Advertising and Suspend/Resume test suites were both run on this
> change on 4.19 kernel with both hardware offloaded multi-advertising and
> software rotated multi-advertising. In addition, a new test was added
> that performs the following steps:
> * Register 3 advertisements via bluez RegisterAdvertisement
> * Verify reception of all advertisements by remote peer
> * Enter suspend on DUT
> * Verify failure to receive all advertisements by remote peer
> * Exit suspend on DUT
> * Verify reception of all advertisements by remote peer
> 
> Signed-off-by: Daniel Winkler <danielwinkler@...gle.com>
> Reviewed-by: Abhishek Pandit-Subedi <abhishekpandit@...omium.org>
> ---
> 
> net/bluetooth/hci_request.c | 67 +++++++++++++++++++++++++++++++------
> 1 file changed, 57 insertions(+), 10 deletions(-)

Patch has been applied to bluetooth-next tree.

Regards

Marcel