[lkml]   [2021]   [Mar]   [4]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH AUTOSEL 5.11 26/52] clk: qcom: gdsc: Implement NO_RET_PERIPH flag
On Tue, Mar 02, 2021 at 03:02:25PM -0800, Stephen Boyd wrote:
>Quoting Sasha Levin (2021-03-02 03:55:07)
>> From: AngeloGioacchino Del Regno <>
>> [ Upstream commit 785c02eb35009a4be6dbc68f4f7d916e90b7177d ]
>> In some rare occasions, we want to only set the RETAIN_MEM bit, but
>> not the RETAIN_PERIPH one: this is seen on at least SDM630/636/660's
>> GPU-GX GDSC, where unsetting and setting back the RETAIN_PERIPH bit
>> will generate chaos and panics during GPU suspend time (mainly, the
>> chaos is unaligned access).
>> For this reason, introduce a new NO_RET_PERIPH flag to the GDSC
>> driver to address this corner case.
>Is there a patch that's going to use this in stable trees? On its own
>this patch doesn't make sense to backport.

Right, I'll also grab a59c16c80bd7 ("clk: qcom: gpucc-msm8998: Add
resets, cxc, fix flags on gpu_gx_gdsc") for 5.10 and 5.11. Thanks!


 \ /
  Last update: 2021-03-04 22:35    [W:0.148 / U:0.096 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site