linux-kernel - Re: [PATCH V4 1/5] dt-bindings: firmware: Document bindings for QCOM SCMI Generic Extension

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: <3765cf3d-8477-45a7-af0e-b0c78f41eaad@kernel.org>
Date: Tue, 8 Oct 2024 14:11:59 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Cc: Sibi Sankar <quic_sibis@...cinc.com>, sudeep.holla@....com,
 cristian.marussi@....com, andersson@...nel.org, konrad.dybcio@...aro.org,
 robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
 linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
 devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
 quic_rgottimu@...cinc.com, quic_kshivnan@...cinc.com, conor+dt@...nel.org,
 arm-scmi@...r.kernel.org
Subject: Re: [PATCH V4 1/5] dt-bindings: firmware: Document bindings for QCOM
 SCMI Generic Extension

On 08/10/2024 14:10, Dmitry Baryshkov wrote:
> On Tue, Oct 08, 2024 at 08:49:27AM GMT, Krzysztof Kozlowski wrote:
>> On Mon, Oct 07, 2024 at 11:40:19AM +0530, Sibi Sankar wrote:
>>> +/*
>>> + * QCOM_MEM_TYPE_DDR_QOS supports the following states.
>>> + *
>>> + * %QCOM_DDR_LEVEL_AUTO:	DDR operates with LPM enabled
>>> + * %QCOM_DDR_LEVEL_PERF:	DDR operates with LPM disabled
>>> + */
>>> +#define QCOM_DDR_LEVEL_AUTO	0x0
>>> +#define QCOM_DDR_LEVEL_PERF	0x1
>>
>> I could not find any driver using these. Can you point me to usage in
>> the drivers?
> 
> It's well hidden. These are the raw values used for DDR_QOS memory.

So not a binding? Then these should be dropped.

Best regards,
Krzysztof