lkml.org 
[lkml]   [2021]   [Jan]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
Date
SubjectRe: [PATCH v2 05/11] clk: qcom: gcc-msm8998: Mark gpu_cfg_ahb_clk as critical
On Thu, Jan 14, 2021 at 3:13 PM AngeloGioacchino Del Regno
<angelogioacchino.delregno@somainline.org> wrote:
>
> The GPU IOMMU depends on this clock and the hypervisor will crash
> the SoC if this clock gets disabled because the secure contexts
> that have been set on this IOMMU by the bootloader will become
> unaccessible (or they get reset).
> Mark this clock as critical to avoid this issue when the Adreno
> GPU is enabled.
>

You should go review the last attempt to do this -
https://lkml.org/lkml/2019/12/17/881

\
 
 \ /
  Last update: 2021-01-14 23:38    [W:0.339 / U:0.032 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site