linux-kernel - [PATCH 15/31] drm/panfrost: Migrate to dev_pm_opp_set

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Message-Id: <2a0970a5cf1fc92e16eb2b782798a6b609594cdc.1653564321.git.viresh.kumar@linaro.org>
Date:   Thu, 26 May 2022 17:12:14 +0530
From:   Viresh Kumar <viresh.kumar@...aro.org>
To:     Rob Herring <robh@...nel.org>,
        Tomeu Vizoso <tomeu.vizoso@...labora.com>,
        Steven Price <steven.price@....com>,
        Alyssa Rosenzweig <alyssa.rosenzweig@...labora.com>
Cc:     Viresh Kumar <viresh.kumar@...aro.org>, linux-pm@...r.kernel.org,
        Vincent Guittot <vincent.guittot@...aro.org>,
        Rafael Wysocki <rjw@...ysocki.net>,
        Stephen Boyd <sboyd@...nel.org>, Nishanth Menon <nm@...com>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: [PATCH 15/31] drm/panfrost: Migrate to dev_pm_opp_set_config()

The OPP core now provides a unified API for setting all configuration
types, i.e. dev_pm_opp_set_config().

Lets start using it.

Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>
---
 drivers/gpu/drm/panfrost/panfrost_devfreq.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/panfrost/panfrost_devfreq.c b/drivers/gpu/drm/panfrost/panfrost_devfreq.c
index 194af7f607a6..7826d9366d35 100644
--- a/drivers/gpu/drm/panfrost/panfrost_devfreq.c
+++ b/drivers/gpu/drm/panfrost/panfrost_devfreq.c
@@ -91,6 +91,10 @@ int panfrost_devfreq_init(struct panfrost_device *pfdev)
 	struct devfreq *devfreq;
 	struct thermal_cooling_device *cooling;
 	struct panfrost_devfreq *pfdevfreq = &pfdev->pfdevfreq;
+	struct dev_pm_opp_config config = {
+		.regulator_names = pfdev->comp->supply_names,
+		.regulator_count = pfdev->comp->num_supplies,
+	};
 
 	if (pfdev->comp->num_supplies > 1) {
 		/*
@@ -101,13 +105,12 @@ int panfrost_devfreq_init(struct panfrost_device *pfdev)
 		return 0;
 	}
 
-	ret = devm_pm_opp_set_regulators(dev, pfdev->comp->supply_names,
-					 pfdev->comp->num_supplies);
+	ret = devm_pm_opp_set_config(dev, &config);
 	if (ret) {
 		/* Continue if the optional regulator is missing */
 		if (ret != -ENODEV) {
 			if (ret != -EPROBE_DEFER)
-				DRM_DEV_ERROR(dev, "Couldn't set OPP regulators\n");
+				DRM_DEV_ERROR(dev, "Couldn't set OPP config\n");
 			return ret;
 		}
 	}
-- 
2.31.1.272.g89b43f80a514