linux-kernel - Re: [RESEND PATCH v6 2/4] media: chips-media: wave5: Support runtime suspend/resume

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 for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <b2f7552d37075538e22640f7b42838d29d3f8b3e.camel@collabora.com>
Date: Thu, 20 Jun 2024 10:05:18 -0400
From: Nicolas Dufresne <nicolas.dufresne@...labora.com>
To: Devarsh Thakkar <devarsht@...com>, "jackson.lee"
	 <jackson.lee@...psnmedia.com>, "mchehab@...nel.org" <mchehab@...nel.org>, 
 "sebastian.fricke@...labora.com"
	 <sebastian.fricke@...labora.com>
Cc: "linux-media@...r.kernel.org" <linux-media@...r.kernel.org>, 
 "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
 "hverkuil@...all.nl" <hverkuil@...all.nl>,  Nas Chung
 <nas.chung@...psnmedia.com>, "lafley.kim" <lafley.kim@...psnmedia.com>,
 "b-brnich@...com" <b-brnich@...com>, "Luthra, Jai" <j-luthra@...com>,
 Vibhore <vibhore@...com>,  Dhruva Gole <d-gole@...com>, Aradhya
 <a-bhatia1@...com>, "Raghavendra, Vignesh" <vigneshr@...com>
Subject: Re: [RESEND PATCH v6 2/4] media: chips-media: wave5: Support
 runtime suspend/resume

Hi Devarsh,

Le jeudi 20 juin 2024 à 15:05 +0530, Devarsh Thakkar a écrit :
> In my view the delayed suspend functionality is generally helpful for devices
> where resume latencies are higher for e.g. this light sensor driver [2] uses
> it because it takes 250ms to stabilize after resumption and I don't see this
> being used in codec drivers generally since there is no such large resume
> latency. Please let me know if I am missing something or there is a strong
> reason to have delayed suspend for wave5.

It sounds like you did proper scientific testing of the suspend results calls,
mind sharing the actual data ?

Nicolas