linux-kernel - Re: [PATCH 1/3] spi: tegra210-quad: use device_reset_optional() instead of device

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Message-ID: <5dky6i7v2ml3eggy5slmxcw2rqi5xofcan2uqx7alcvh6744cp@el5ybhfevgfg>
Date: Mon, 24 Mar 2025 14:17:11 +0100
From: Thierry Reding <thierry.reding@...il.com>
To: Breno Leitao <leitao@...ian.org>
Cc: Arnd Bergmann <arnd@...db.de>, jonathanh@...dia.com, 
	skomatineni@...dia.com, Mark Brown <broonie@...ian.org>, 
	Laxman Dewangan <ldewangan@...dia.com>, linux-tegra@...r.kernel.org, linux-spi@...r.kernel.org, 
	linux-kernel@...r.kernel.org, rmikey@...a.com, kernel-team@...a.com, 
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>, noodles@...th.li, Jarkko Sakkinen <jarkko@...nel.org>, 
	Peter Huewe <peterhuewe@....de>
Subject: Re: [PATCH 1/3] spi: tegra210-quad: use device_reset_optional()
 instead of device_reset()

On Fri, Mar 21, 2025 at 09:28:34AM -0700, Breno Leitao wrote:
> Hello Thierry,
> 
> On Fri, Mar 21, 2025 at 01:40:44PM +0100, Thierry Reding wrote:
> > Can you maybe help clarify at what point you start seeing errors induced
> > by the recovery mechanism?
> 
> This is after a while. Something happen to QSPI and the warnings and
> device reset failed start going haywire.
> 
> Most of the machines are fine, but, some get into this situation.

Is it always the same devices, or does it happen randomly?

Thierry

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