From: Jiale Yao <yaojiale02@163.com>
To: Liam Girdwood <lgirdwood@gmail.com>,
Mark Brown <broonie@kernel.org>,
Matti Vaittinen <mazziesaccount@gmail.com>,
linux-kernel@vger.kernel.org
Cc: Jiale Yao <yaojiale02@163.com>
Subject: [PATCH 0/2] regulator: freeze delayed hardware access during suspend
Date: Fri, 16 Oct 2026 18:05:20 +0800 [thread overview]
Message-ID: <20261016100522.2582557-1-yaojiale02@163.com> (raw)
Deferred regulator disable and IRQ recovery callbacks can perform hardware
access after a caller-provided delay. Their current workqueues remain active
while devices are being suspended, allowing the callbacks to reach a
regulator after its backing bus has been suspended.
Move deferred disable to the freezable power-efficient workqueue. Move IRQ
helper callbacks to a freezable workqueue as well, while retaining the
high-priority property for users that request it. Each patch is independent
and can be applied separately.
Jiale Yao (2):
regulator: core: freeze deferred disable work during suspend
regulator: irq: freeze deferred hardware access during suspend
drivers/regulator/core.c | 3 ++-
drivers/regulator/irq_helpers.c | 38 +++++++++++++++++++--------------
2 files changed, 24 insertions(+), 17 deletions(-)
--
2.34.1
next reply other threads:[~2026-10-16 10:05 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-16 10:05 Jiale Yao [this message]
2026-10-16 10:05 ` [PATCH 1/2] regulator: core: freeze deferred disable work " Jiale Yao
2026-10-17 7:21 ` jiale yao
2026-10-16 10:05 ` [PATCH 2/2] regulator: irq: freeze deferred hardware access " Jiale Yao
2026-10-17 7:23 ` jiale yao
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