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From: Ulf Hansson <ulf.hansson@linaro.org>
To: Saravana Kannan <saravanak@kernel.org>,
	"Rafael J . Wysocki" <rafael@kernel.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	linux-pm@vger.kernel.org
Cc: Sudeep Holla <sudeep.holla@kernel.org>,
	Cristian Marussi <cristian.marussi@arm.com>,
	Kevin Hilman <khilman@baylibre.com>,
	Stephen Boyd <sboyd@kernel.org>,
	Marek Szyprowski <m.szyprowski@samsung.com>,
	Bjorn Andersson <andersson@kernel.org>,
	Abel Vesa <abel.vesa@oss.qualcomm.com>,
	Peng Fan <peng.fan@oss.nxp.com>,
	Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>,
	Maulik Shah <maulik.shah@oss.qualcomm.com>,
	Konrad Dybcio <konradybcio@kernel.org>,
	Thierry Reding <thierry.reding@gmail.com>,
	Jonathan Hunter <jonathanh@nvidia.com>,
	Geert Uytterhoeven <geert@linux-m68k.org>,
	Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>,
	Ulf Hansson <ulf.hansson@linaro.org>,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org,
	Geert Uytterhoeven <geert+renesas@glider.be>
Subject: [PATCH v2 5/9] pmdomain: core: Extend fine grained sync_state to more onecell providers
Date: Fri, 10 Apr 2026 12:40:48 +0200	[thread overview]
Message-ID: <20260410104058.83748-6-ulf.hansson@linaro.org> (raw)
In-Reply-To: <20260410104058.83748-1-ulf.hansson@linaro.org>

A onecell power domain provider driver that we can assign a common
->sync_state() callback for, should be able to benefit from the improved
fine grained sync_state support in genpd. Therefore, let's also assign the
->queue_sync_state() callback for these types of provider drivers.

Tested-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
---
 drivers/pmdomain/core.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/pmdomain/core.c b/drivers/pmdomain/core.c
index 783d6f981708..f11dc2110737 100644
--- a/drivers/pmdomain/core.c
+++ b/drivers/pmdomain/core.c
@@ -2918,10 +2918,12 @@ int of_genpd_add_provider_onecell(struct device_node *np,
 
 	fwnode = of_fwnode_handle(np);
 	dev = get_dev_from_fwnode(fwnode);
-	if (!dev)
+	if (!dev) {
 		sync_state = true;
-	else
+	} else if (!dev_has_sync_state(dev)) {
 		dev_set_drv_sync_state(dev, genpd_sync_state);
+		dev_set_drv_queue_sync_state(dev, genpd_queue_sync_state);
+	}
 
 	put_device(dev);
 
-- 
2.43.0



  parent reply	other threads:[~2026-04-10 10:41 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-04-10 10:40 [PATCH v2 0/9] driver core / pmdomain: Add support for fined grained sync_state Ulf Hansson
2026-04-10 10:40 ` [PATCH v2 1/9] driver core: Enable suppliers to implement fine grained sync_state support Ulf Hansson
2026-04-10 10:40 ` [PATCH v2 2/9] driver core: Add dev_set_drv_queue_sync_state() Ulf Hansson
2026-04-10 10:40 ` [PATCH v2 3/9] pmdomain: core: Move genpd_get_from_provider() Ulf Hansson
2026-04-10 10:40 ` [PATCH v2 4/9] pmdomain: core: Add initial fine grained sync_state support Ulf Hansson
2026-04-10 10:40 ` Ulf Hansson [this message]
2026-04-10 10:40 ` [PATCH v2 6/9] pmdomain: core: Export a common function for ->queue_sync_state() Ulf Hansson
2026-04-10 10:40 ` [PATCH v2 7/9] pmdomain: renesas: rcar-gen4-sysc: Drop GENPD_FLAG_NO_STAY_ON Ulf Hansson
2026-04-10 10:40 ` [PATCH v2 8/9] pmdomain: renesas: rcar-sysc: " Ulf Hansson
2026-04-10 10:40 ` [PATCH v2 9/9] pmdomain: renesas: rmobile-sysc: " Ulf Hansson

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