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[v2,16/33] thermal: exynos: add sanitize_temp_error() helper

Message ID 1415890888-8881-17-git-send-email-b.zolnierkie@samsung.com (mailing list archive)
State Accepted
Delegated to: Eduardo Valentin
Headers show

Commit Message

Bartlomiej Zolnierkiewicz Nov. 13, 2014, 3:01 p.m. UTC 
Factor out code for initializing data->temp_error[1,2] values
from exynos_tmu_initialize() into sanitize_temp_error().

This is a preparation for introducing per-SoC type tmu_initialize
method.

There should be no functional changes caused by this patch.

Cc: Amit Daniel Kachhap <amit.daniel@samsung.com>
Cc: Lukasz Majewski <l.majewski@samsung.com>
Cc: Eduardo Valentin <edubezval@gmail.com>
Cc: Zhang Rui <rui.zhang@intel.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Acked-by: Kyungmin Park <kyungmin.park@samsung.com>
---
 drivers/thermal/samsung/exynos_tmu.c | 33 ++++++++++++++++++++-------------
 1 file changed, 20 insertions(+), 13 deletions(-)
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Patch

diff --git a/drivers/thermal/samsung/exynos_tmu.c b/drivers/thermal/samsung/exynos_tmu.c
index e4d75a1..b0c0715 100644
--- a/drivers/thermal/samsung/exynos_tmu.c
+++ b/drivers/thermal/samsung/exynos_tmu.c
@@ -139,6 +139,25 @@  static void exynos_tmu_clear_irqs(struct exynos_tmu_data *data)
 	writel(val_irq, data->base + reg->tmu_intclear);
 }
 
+static void sanitize_temp_error(struct exynos_tmu_data *data, u32 trim_info)
+{
+	struct exynos_tmu_platform_data *pdata = data->pdata;
+
+	data->temp_error1 = trim_info & EXYNOS_TMU_TEMP_MASK;
+	data->temp_error2 = ((trim_info >> EXYNOS_TRIMINFO_85_SHIFT) &
+				EXYNOS_TMU_TEMP_MASK);
+
+	if (!data->temp_error1 ||
+		(pdata->min_efuse_value > data->temp_error1) ||
+		(data->temp_error1 > pdata->max_efuse_value))
+		data->temp_error1 = pdata->efuse_value & EXYNOS_TMU_TEMP_MASK;
+
+	if (!data->temp_error2)
+		data->temp_error2 =
+			(pdata->efuse_value >> EXYNOS_TRIMINFO_85_SHIFT) &
+			EXYNOS_TMU_TEMP_MASK;
+}
+
 static int exynos_tmu_initialize(struct platform_device *pdev)
 {
 	struct exynos_tmu_data *data = platform_get_drvdata(pdev);
@@ -200,19 +219,7 @@  static int exynos_tmu_initialize(struct platform_device *pdev)
 		else
 			trim_info = readl(data->base + EXYNOS_TMU_REG_TRIMINFO);
 	}
-	data->temp_error1 = trim_info & EXYNOS_TMU_TEMP_MASK;
-	data->temp_error2 = ((trim_info >> EXYNOS_TRIMINFO_85_SHIFT) &
-				EXYNOS_TMU_TEMP_MASK);
-
-	if (!data->temp_error1 ||
-		(pdata->min_efuse_value > data->temp_error1) ||
-		(data->temp_error1 > pdata->max_efuse_value))
-		data->temp_error1 = pdata->efuse_value & EXYNOS_TMU_TEMP_MASK;
-
-	if (!data->temp_error2)
-		data->temp_error2 =
-			(pdata->efuse_value >> EXYNOS_TRIMINFO_85_SHIFT) &
-			EXYNOS_TMU_TEMP_MASK;
+	sanitize_temp_error(data, trim_info);
 
 	rising_threshold = readl(data->base + reg->threshold_th0);