linux-kernel - [PATCH 08/31] cpufreq: tegra20: Migrate to dev_pm_opp_set

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Date:   Thu, 26 May 2022 17:12:07 +0530
From:   Viresh Kumar <viresh.kumar@...aro.org>
To:     "Rafael J. Wysocki" <rafael@...nel.org>,
        Viresh Kumar <viresh.kumar@...aro.org>,
        Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>
Cc:     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>,
        linux-tegra@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 08/31] cpufreq: tegra20: 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/cpufreq/tegra20-cpufreq.c | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/drivers/cpufreq/tegra20-cpufreq.c b/drivers/cpufreq/tegra20-cpufreq.c
index e8db3d75be25..2c73623e3abb 100644
--- a/drivers/cpufreq/tegra20-cpufreq.c
+++ b/drivers/cpufreq/tegra20-cpufreq.c
@@ -34,7 +34,7 @@ static bool cpu0_node_has_opp_v2_prop(void)
 
 static void tegra20_cpufreq_put_supported_hw(void *opp_table)
 {
-	dev_pm_opp_put_supported_hw(opp_table);
+	dev_pm_opp_clear_config(opp_table);
 }
 
 static void tegra20_cpufreq_dt_unregister(void *cpufreq_dt)
@@ -49,6 +49,10 @@ static int tegra20_cpufreq_probe(struct platform_device *pdev)
 	struct device *cpu_dev;
 	u32 versions[2];
 	int err;
+	struct dev_pm_opp_config config = {
+		.supported_hw = versions,
+		.supported_hw_count = ARRAY_SIZE(versions),
+	};
 
 	if (!cpu0_node_has_opp_v2_prop()) {
 		dev_err(&pdev->dev, "operating points not found\n");
@@ -71,10 +75,10 @@ static int tegra20_cpufreq_probe(struct platform_device *pdev)
 	if (WARN_ON(!cpu_dev))
 		return -ENODEV;
 
-	opp_table = dev_pm_opp_set_supported_hw(cpu_dev, versions, 2);
-	err = PTR_ERR_OR_ZERO(opp_table);
+	opp_table = dev_pm_opp_set_config(cpu_dev, &config);
+	err = PTR_ERR(opp_table);
 	if (err) {
-		dev_err(&pdev->dev, "failed to set supported hw: %d\n", err);
+		dev_err(&pdev->dev, "failed to set OPP config: %d\n", err);
 		return err;
 	}
 
-- 
2.31.1.272.g89b43f80a514