linux-kernel - [PATCH v4 08/10] pmdomain: samsung: use dev_err() instead of pr

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Message-Id: <20260128-gs101-pd-v4-8-cbe7bd5a4060@linaro.org>
Date: Wed, 28 Jan 2026 16:10:57 +0000
From: André Draszik <andre.draszik@...aro.org>
To: Krzysztof Kozlowski <krzk@...nel.org>, 
 Alim Akhtar <alim.akhtar@...sung.com>, Rob Herring <robh@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Ulf Hansson <ulf.hansson@...aro.org>, Liam Girdwood <lgirdwood@...il.com>, 
 Mark Brown <broonie@...nel.org>
Cc: Peter Griffin <peter.griffin@...aro.org>, 
 Tudor Ambarus <tudor.ambarus@...aro.org>, Juan Yescas <jyescas@...gle.com>, 
 Will McVicker <willmcvicker@...gle.com>, kernel-team@...roid.com, 
 linux-arm-kernel@...ts.infradead.org, linux-samsung-soc@...r.kernel.org, 
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
 linux-pm@...r.kernel.org, 
 André Draszik <andre.draszik@...aro.org>, 
 Marek Szyprowski <m.szyprowski@...sung.com>, 
 Krzysztof Kozlowski <krzk@...nel.org>
Subject: [PATCH v4 08/10] pmdomain: samsung: use dev_err() instead of
 pr_err()

dev_err() gives us more consistent error messages, which include the
device. Switch to using dev_err().

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Tested-by: Marek Szyprowski <m.szyprowski@...sung.com>
Signed-off-by: André Draszik <andre.draszik@...aro.org>
---
 drivers/pmdomain/samsung/exynos-pm-domains.c | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/drivers/pmdomain/samsung/exynos-pm-domains.c b/drivers/pmdomain/samsung/exynos-pm-domains.c
index 2214d9f32d5967b60e84f68f4e99a725d66a39eb..41a232b3cdaf0f4be413b25d9373b99c6a3db602 100644
--- a/drivers/pmdomain/samsung/exynos-pm-domains.c
+++ b/drivers/pmdomain/samsung/exynos-pm-domains.c
@@ -30,6 +30,7 @@ struct exynos_pm_domain_config {
  */
 struct exynos_pm_domain {
 	struct regmap *regmap;
+	struct device *dev;
 	struct generic_pm_domain pd;
 	u32 local_pwr_cfg;
 	u32 configuration_reg;
@@ -47,8 +48,9 @@ static int exynos_pd_power(struct generic_pm_domain *domain, bool power_on)
 	pwr = power_on ? pd->local_pwr_cfg : 0;
 	err = regmap_write(pd->regmap, pd->configuration_reg, pwr);
 	if (err) {
-		pr_err("Regmap write for power domain %s %sable failed: %d\n",
-		       domain->name, power_on ? "en" : "dis", err);
+		dev_err(pd->dev,
+			"Regmap write for power domain %s %sable failed: %d\n",
+			domain->name, power_on ? "en" : "dis", err);
 		return err;
 	}
 
@@ -71,8 +73,8 @@ static int exynos_pd_power(struct generic_pm_domain *domain, bool power_on)
 		/* Only return timeout if no other error also occurred. */
 		err = -ETIMEDOUT;
 	if (err)
-		pr_err("Power domain %s %sable failed: %d\n", domain->name,
-		       power_on ? "en" : "dis", err);
+		dev_err(pd->dev, "Power domain %s %sable failed: %d\n",
+			domain->name, power_on ? "en" : "dis", err);
 
 	return err;
 }
@@ -140,6 +142,8 @@ static int exynos_pd_probe(struct platform_device *pdev)
 	if (!pd)
 		return -ENOMEM;
 
+	pd->dev = dev;
+
 	pd->pd.name = exynos_get_domain_name(dev, np);
 	if (!pd->pd.name)
 		return -ENOMEM;

-- 
2.52.0.457.g6b5491de43-goog