linux-kernel - Re: [PATCH v2 11/22] wifi: ath12k: remap CMEM register space for IPQ5332

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: <e7479d31-bbda-4bec-af9d-ec6bab24654a@oss.qualcomm.com>
Date: Fri, 18 Oct 2024 22:09:02 +0200
From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
To: Raj Kumar Bhagat <quic_rajkbhag@...cinc.com>, ath12k@...ts.infradead.org
Cc: linux-wireless@...r.kernel.org, Kalle Valo <kvalo@...nel.org>,
        Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>, Jeff Johnson <jjohnson@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        Balamurugan S <quic_bselvara@...cinc.com>,
        P Praneesh <quic_ppranees@...cinc.com>
Subject: Re: [PATCH v2 11/22] wifi: ath12k: remap CMEM register space for
 IPQ5332

On 15.10.2024 8:26 PM, Raj Kumar Bhagat wrote:
> From: Balamurugan S <quic_bselvara@...cinc.com>
> 
> In IPQ5332 CMEM region is outside of WCSS register block. Hence, add
> hardware param cmem_remap for IPQ5332. This parameter would be used
> by Ath12k AHB driver to remap the CMEM registers to a new space for
> accessing them.

"would be used" isn't written in a very confident tone.


The commit title is misleading, this change doesn't actually do any
remapping.

Why is this region not described in the device tree instead?

Konrad