linux-kernel - Re: [PATCH v8 10/17] power: sequencing: implement the pwrseq core

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Date: Tue, 4 Jun 2024 12:43:26 -0500
From: Bjorn Helgaas <helgaas@...nel.org>
To: Bartosz Golaszewski <brgl@...ev.pl>
Cc: Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Marcel Holtmann <marcel@...tmann.org>,
	Luiz Augusto von Dentz <luiz.dentz@...il.com>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Balakrishna Godavarthi <quic_bgodavar@...cinc.com>,
	Rocky Liao <quic_rjliao@...cinc.com>, Kalle Valo <kvalo@...nel.org>,
	Jeff Johnson <jjohnson@...nel.org>,
	Bjorn Andersson <andersson@...nel.org>,
	Konrad Dybcio <konrad.dybcio@...aro.org>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	Srini Kandagatla <srinivas.kandagatla@...aro.org>,
	Elliot Berman <quic_eberman@...cinc.com>,
	Caleb Connolly <caleb.connolly@...aro.org>,
	Neil Armstrong <neil.armstrong@...aro.org>,
	Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
	Alex Elder <elder@...nel.org>, linux-arm-msm@...r.kernel.org,
	linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
	linux-bluetooth@...r.kernel.org, netdev@...r.kernel.org,
	linux-wireless@...r.kernel.org, ath11k@...ts.infradead.org,
	Jeff Johnson <quic_jjohnson@...cinc.com>,
	ath12k@...ts.infradead.org, linux-pm@...r.kernel.org,
	linux-pci@...r.kernel.org,
	Bartosz Golaszewski <bartosz.golaszewski@...aro.org>,
	kernel@...cinc.com, Amit Pundir <amit.pundir@...aro.org>
Subject: Re: [PATCH v8 10/17] power: sequencing: implement the pwrseq core

On Tue, May 28, 2024 at 09:03:18PM +0200, Bartosz Golaszewski wrote:
> From: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
> 
> Implement the power sequencing subsystem allowing devices to share
> complex powering-up and down procedures. It's split into the consumer
> and provider parts but does not implement any new DT bindings so that
> the actual power sequencing is never revealed in the DT representation.

> +++ b/drivers/power/sequencing/core.c

> + * Unit - a unit is a discreet chunk of a power sequence. For instance one unit

s/discreet/discrete/

> +static struct pwrseq_unit *pwrseq_unit_incref(struct pwrseq_unit *unit)
> +{
> +	kref_get(&unit->ref);
> +
> +	return unit;
> +}
> +
> +static void pwrseq_unit_release(struct kref *ref);
> +
> +static void pwrseq_unit_decref(struct pwrseq_unit *unit)
> +{
> +	kref_put(&unit->ref, pwrseq_unit_release);
> +}

No existing callers of kref_get() and kref_put() use names that
include "incref" or "decref".  Many include "get" and "put", so maybe
there would be some value in using that pattern?