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Message-ID: <c03abbbd-faa5-4fdc-b7c3-5554a90c3419@quicinc.com>
Date: Fri, 29 Mar 2024 12:55:40 +0530
From: Janaki Ramaiah Thota <quic_janathot@...cinc.com>
To: Johan Hovold <johan@...nel.org>
CC: <patchwork-bot+bluetooth@...nel.org>,
Johan Hovold
<johan+linaro@...nel.org>, <luiz.dentz@...il.com>,
<marcel@...tmann.org>, <linux-bluetooth@...r.kernel.org>,
<linux-kernel@...r.kernel.org>, <stable@...r.kernel.org>,
<quic_mohamull@...cinc.com>, <quic_hbandi@...cinc.com>
Subject: Re: [PATCH] Revert "Bluetooth: hci_qca: Set BDA quirk bit if fwnode
exists in DT"
On 3/28/2024 8:53 PM, Johan Hovold wrote:
Hi Johan,
Thanks for the valuable inputs.
> [ Please wrap your emails at 72 columns or so. ]
>
Noted.
> On Thu, Mar 28, 2024 at 08:25:16PM +0530, Janaki Ramaiah Thota wrote:
>> We made this change to configure the device which supports persistent
>> memory for the BD-Address
>
> Can you say something more about which devices support persistent
> storage for the address? Is that all or just some of the chip variants?
>
Most of the devices support persistent storage, and bd-address storage
is chosen based on the OEM and Target.
>> So to make device functional in both scenarios we are adding a new
>> property in dts file to distinguish persistent and non-persistent
>> support of BD Address and set HCI_QUIRK_USE_BDADDR_PROPERTY bit
>> accordingly
>
> Depending on the answer to my questions above, you may be able to infer
> this from the compatible string and/or you can read out the address from
> the device and only set the quirk if it's set to the default address.
>
> You should not need to add a new property for this.
>
> Johan
As per my understanding, altering the compatible string may cause duplicate
configuration, right ?
Thanks,
JanakiRam
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