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(h-178-174-189-39.A498.priv.bahnhof.se. [178.174.189.39]) by smtp.gmail.com with ESMTPSA id 2adb3069b0e04-54d65e43647sm370096e87.58.2025.04.17.07.25.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 17 Apr 2025 07:25:47 -0700 (PDT) From: Ulf Hansson To: Saravana Kannan , Stephen Boyd , linux-pm@vger.kernel.org Cc: "Rafael J . Wysocki" , Greg Kroah-Hartman , Michael Grzeschik , Bjorn Andersson , Abel Vesa , Devarsh Thakkar , Peng Fan , Tomi Valkeinen , Johan Hovold , Maulik Shah , Ulf Hansson , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH 10/11] pmdomain: core: Default to use of_genpd_sync_state() for genpd providers Date: Thu, 17 Apr 2025 16:25:08 +0200 Message-ID: <20250417142513.312939-11-ulf.hansson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250417142513.312939-1-ulf.hansson@linaro.org> References: <20250417142513.312939-1-ulf.hansson@linaro.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Unless the typical platform driver that act as genpd provider, has its own ->sync_state() callback implemented let's default to use of_genpd_sync_state(). More precisely, while adding a genpd OF provider let's assign the ->sync_state() callback, in case the fwnode has a device and its driver/bus doesn't have the ->sync_state() set already. In this way the typical platform driver doesn't need to assign ->sync_state(), unless it has some additional things to manage beyond genpds. Signed-off-by: Ulf Hansson --- drivers/pmdomain/core.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/pmdomain/core.c b/drivers/pmdomain/core.c index 9c5a77bf59d2..695d7d9e5582 100644 --- a/drivers/pmdomain/core.c +++ b/drivers/pmdomain/core.c @@ -2671,6 +2671,8 @@ int of_genpd_add_provider_simple(struct device_node *= np, =20 if (!dev) genpd->sync_state =3D GENPD_SYNC_STATE_SIMPLE; + else if (!dev_has_sync_state(dev)) + dev_set_drv_sync_state(dev, of_genpd_sync_state); =20 device_set_node(&genpd->dev, fwnode); =20 @@ -2740,6 +2742,8 @@ int of_genpd_add_provider_onecell(struct device_node = *np, =20 if (!dev) sync_state =3D true; + else if (!dev_has_sync_state(dev)) + dev_set_drv_sync_state(dev, of_genpd_sync_state); =20 for (i =3D 0; i < data->num_domains; i++) { genpd =3D data->domains[i]; --=20 2.43.0