linux-kernel - [PATCHv2 2/6] thermal: exynos: Reorder the gpu clock initialization for exynos5420 SoC

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Message-Id: <20220515064126.1424-3-linux.amoon@gmail.com>
Date:   Sun, 15 May 2022 06:41:19 +0000
From:   Anand Moon <linux.amoon@...il.com>
To:     Bartlomiej Zolnierkiewicz <bzolnier@...il.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Amit Kucheria <amitk@...nel.org>,
        Zhang Rui <rui.zhang@...el.com>,
        Alim Akhtar <alim.akhtar@...sung.com>,
        linux-pm@...r.kernel.org, linux-samsung-soc@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Cc:     Anand Moon <linux.amoon@...il.com>
Subject: [PATCHv2 2/6] thermal: exynos: Reorder the gpu clock initialization for exynos5420 SoC

Reorder the tmu_gpu clock initialization for exynos5422 SoC.

Cc: Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
Signed-off-by: Anand Moon <linux.amoon@...il.com>
---
v1: split the changes and improve the commit messages
---
 drivers/thermal/samsung/exynos_tmu.c | 43 ++++++++++++++--------------
 1 file changed, 21 insertions(+), 22 deletions(-)

diff --git a/drivers/thermal/samsung/exynos_tmu.c b/drivers/thermal/samsung/exynos_tmu.c
index 75b3afadb5be..1ef90dc52c08 100644
--- a/drivers/thermal/samsung/exynos_tmu.c
+++ b/drivers/thermal/samsung/exynos_tmu.c
@@ -1044,42 +1044,41 @@ static int exynos_tmu_probe(struct platform_device *pdev)
 		dev_err(&pdev->dev, "Failed to get clock\n");
 		ret = PTR_ERR(data->clk);
 		goto err_sensor;
-	}
-
-	data->clk_sec = devm_clk_get(&pdev->dev, "tmu_triminfo_apbif");
-	if (IS_ERR(data->clk_sec)) {
-		if (data->soc == SOC_ARCH_EXYNOS5420_TRIMINFO) {
-			dev_err(&pdev->dev, "Failed to get triminfo clock\n");
-			ret = PTR_ERR(data->clk_sec);
-			goto err_sensor;
-		}
 	} else {
-		ret = clk_prepare_enable(data->clk_sec);
+		ret = clk_prepare_enable(data->clk);
 		if (ret) {
 			dev_err(&pdev->dev, "Failed to get clock\n");
 			goto err_sensor;
 		}
 	}
 
-	ret = clk_prepare_enable(data->clk);
-	if (ret) {
-		dev_err(&pdev->dev, "Failed to get clock\n");
-		goto err_clk_sec;
-	}
-
 	switch (data->soc) {
+	case SOC_ARCH_EXYNOS5420_TRIMINFO:
+		data->clk_sec = devm_clk_get(&pdev->dev, "tmu_triminfo_apbif");
+		if (IS_ERR(data->clk_sec)) {
+			dev_err(&pdev->dev, "Failed to get triminfo clock\n");
+			ret = PTR_ERR(data->clk_sec);
+			goto err_clk_apbif;
+		} else {
+			ret = clk_prepare_enable(data->clk_sec);
+			if (ret) {
+				dev_err(&pdev->dev, "Failed to get clock\n");
+				goto err_clk_apbif;
+			}
+		}
+		break;
 	case SOC_ARCH_EXYNOS5433:
 	case SOC_ARCH_EXYNOS7:
 		data->sclk = devm_clk_get(&pdev->dev, "tmu_sclk");
 		if (IS_ERR(data->sclk)) {
 			dev_err(&pdev->dev, "Failed to get sclk\n");
 			ret = PTR_ERR(data->sclk);
-			goto err_clk;
+			goto err_clk_sec;
 		} else {
 			ret = clk_prepare_enable(data->sclk);
 			if (ret) {
 				dev_err(&pdev->dev, "Failed to enable sclk\n");
-				goto err_clk;
+				goto err_clk_sec;
 			}
 		}
 		break;
@@ -1119,13 +1118,13 @@ static int exynos_tmu_probe(struct platform_device *pdev)
 
 err_thermal:
 	thermal_zone_of_sensor_unregister(&pdev->dev, data->tzd);
-err_sclk:
-	clk_disable_unprepare(data->sclk);
-err_clk:
-	clk_disable_unprepare(data->clk);
 err_clk_sec:
 	if (!IS_ERR(data->clk_sec))
 		clk_disable_unprepare(data->clk_sec);
+err_sclk:
+	clk_disable_unprepare(data->sclk);
+err_clk_apbif:
+	clk_disable_unprepare(data->clk);
 err_sensor:
 	if (!IS_ERR(data->regulator))
 		regulator_disable(data->regulator);
-- 
2.36.1