linux-kernel - Re: [PATCH] dt-bindings: ti-serdes-mux: Add defines for SERDES4 in J784S4 SoC

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <97436a92-2cbd-0498-8aad-444ac3fab99b@linaro.org>
Date:   Tue, 11 Jul 2023 08:04:02 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Jayesh Choudhary <j-choudhary@...com>, peda@...ntia.se,
        robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        conor+dt@...nel.org
Cc:     devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        s-vadapalli@...com
Subject: Re: [PATCH] dt-bindings: ti-serdes-mux: Add defines for SERDES4 in
 J784S4 SoC

On 11/07/2023 07:55, Jayesh Choudhary wrote:
> Hello Krzysztof,
> 
> On 10/07/23 17:11, Krzysztof Kozlowski wrote:
>> On 10/07/2023 12:27, Jayesh Choudhary wrote:
>>> SERDES4 has 4 lanes. Add lane definitions for it.
>>>
>>> Signed-off-by: Jayesh Choudhary <j-choudhary@...com>
>>> ---
>>>   include/dt-bindings/mux/ti-serdes.h | 20 ++++++++++++++++++++
>>
>> Where are the users of this binding constants? IOW, why do you need to
>> add these?
>>
>> I don't see users of existing constants either...
>>
> 
> These constants are propagated in the idle-state property for the
> mux-controller node (named serdes_ln_ctrl) usually in the final
> board dts files and occasionally in the main dtsi files for TI SoCs.

So they are not used. Do not add headers which are not used - neither to
the kernel sources, nor to the DTSI. The header constants don't even
look as suitable for bindings, although this is tricky to judge without
users.

Best regards,
Krzysztof