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
| ||
|
Date: Sun, 9 Oct 2022 21:57:22 +0300 From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org> To: Marijn Suijten <marijn.suijten@...ainline.org>, phone-devel@...r.kernel.org Cc: ~postmarketos/upstreaming@...ts.sr.ht, AngeloGioacchino Del Regno <angelogioacchino.delregno@...ainline.org>, Konrad Dybcio <konrad.dybcio@...ainline.org>, Martin Botka <martin.botka@...ainline.org>, Jami Kettunen <jami.kettunen@...ainline.org>, Rob Clark <robdclark@...il.com>, Abhinav Kumar <quic_abhinavk@...cinc.com>, Sean Paul <sean@...rly.run>, David Airlie <airlied@...il.com>, Daniel Vetter <daniel@...ll.ch>, Vinod Koul <vkoul@...nel.org>, Douglas Anderson <dianders@...omium.org>, Vladimir Lypak <vladimir.lypak@...il.com>, linux-arm-msm@...r.kernel.org, dri-devel@...ts.freedesktop.org, freedreno@...ts.freedesktop.org, linux-kernel@...r.kernel.org Subject: Re: [PATCH v3 07/10] drm/msm/dsi: Disallow 8 BPC DSC configuration for alternative BPC values On 09/10/2022 21:51, Marijn Suijten wrote: > According to the `/* bpc 8 */` comment below only values for a > bits_per_component of 8 are currently hardcoded in place. This is > further confirmed by downstream sources [1] containing different > constants for other BPC values (and different initial_offset too, > with an extra dependency on bits_per_pixel). Prevent future mishaps by > explicitly disallowing any other bits_per_component value until the > right parameters are put in place and tested. > > [1]: https://git.codelinaro.org/clo/la/platform/vendor/opensource/display-drivers/-/blob/DISPLAY.LA.2.0.r1-08000-WAIPIO.0/msm/sde_dsc_helper.c#L110-139 > > Signed-off-by: Marijn Suijten <marijn.suijten@...ainline.org> Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org> -- With best wishes Dmitry
Powered by blists - more mailing lists