From: Mark Brown <broonie@kernel.org>
To: Alexander Stein <alexander.stein@ew.tq-group.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
"Rafael J . Wysocki" <rafael@kernel.org>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/1] regmap: debugfs: runtime resume a device when reading registers
Date: Wed, 10 Jan 2024 12:23:17 +0000 [thread overview]
Message-ID: <3bc9c762-3573-4d8b-bfcf-6c8e91938dcd@sirena.org.uk> (raw)
In-Reply-To: <20240110095358.473663-1-alexander.stein@ew.tq-group.com>
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On Wed, Jan 10, 2024 at 10:53:58AM +0100, Alexander Stein wrote:
> If the registers shall be read from device, runtime resume it in order
> to enable a possiblly attached power domain before accessing the device.
The idea is that the debugfs interface isn't supposed to be disruptive
to the thing being debugged. It would be better to detect if there will
be problems and report the status as busy.
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next prev parent reply other threads:[~2024-01-10 12:23 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-01-10 9:53 Alexander Stein
2024-01-10 12:23 ` Mark Brown [this message]
2024-01-10 12:46 ` Alexander Stein
2024-01-10 13:04 ` Mark Brown
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