linux-kernel - Re: [PATCH RFT v3 04/14] drm/msm/a6xx: Get a handle to the common UBWC config

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: <6mlja3igqehhxdxgfyhlmknmcvbz5j64vxhevejlg4om6xuhkk@6exwpmczaoqr>
Date: Sun, 18 May 2025 12:24:19 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: Konrad Dybcio <konradybcio@...nel.org>
Cc: Bjorn Andersson <andersson@...nel.org>, Rob Clark <robdclark@...il.com>,
        Abhinav Kumar <quic_abhinavk@...cinc.com>,
        Akhil P Oommen <quic_akhilpo@...cinc.com>, Sean Paul <sean@...rly.run>,
        David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
        Marijn Suijten <marijn.suijten@...ainline.org>,
        linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        dri-devel@...ts.freedesktop.org, freedreno@...ts.freedesktop.org,
        Konrad Dybcio <konrad.dybcio@....qualcomm.com>
Subject: Re: [PATCH RFT v3 04/14] drm/msm/a6xx: Get a handle to the common
 UBWC config

On Sat, May 17, 2025 at 07:32:38PM +0200, Konrad Dybcio wrote:
> From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
> 
> Start the great despaghettification by getting a pointer to the common
> UBWC configuration, which houses e.g. UBWC versions that we need to
> make decisions.
> 
> Signed-off-by: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
> ---
>  drivers/gpu/drm/msm/adreno/a6xx_gpu.c   | 16 ++++++++++++++--
>  drivers/gpu/drm/msm/adreno/adreno_gpu.h |  3 +++
>  2 files changed, 17 insertions(+), 2 deletions(-)

It is possible to build DPU-less DRM_MSM driver, so DRM_MSM should also
select new UBWC CONFIG entry. I've started a work on splitting GPU part,
but it is not yet merged.

-- 
With best wishes
Dmitry