Factor out code for preparing TMU_CONTROL register value from
exynos_tmu_control() into get_con_reg().
This is a preparation for introducing per-SoC type tmu_control
method.
There should be no functional changes caused by this patch.
Cc: Naveen Krishna Chatradhi <ch.naveen@xxxxxxxxxxx>
Cc: Amit Daniel Kachhap <amit.daniel@xxxxxxxxxxx>
Cc: Lukasz Majewski <l.majewski@xxxxxxxxxxx>
Cc: Eduardo Valentin <edubezval@xxxxxxxxx>
Cc: Zhang Rui <rui.zhang@xxxxxxxxx>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@xxxxxxxxxxx>
Acked-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
---
drivers/thermal/samsung/exynos_tmu.c | 25 ++++++++++++++++---------
1 file changed, 16 insertions(+), 9 deletions(-)
diff --git a/drivers/thermal/samsung/exynos_tmu.c b/drivers/thermal/samsung/exynos_tmu.c
index 8dc5bf6..785a584 100644
--- a/drivers/thermal/samsung/exynos_tmu.c
+++ b/drivers/thermal/samsung/exynos_tmu.c
@@ -180,17 +180,9 @@ static int exynos_tmu_initialize(struct platform_device *pdev)
return ret;
}
-static void exynos_tmu_control(struct platform_device *pdev, bool on)
+static u32 get_con_reg(struct exynos_tmu_data *data, u32 con)
{
- struct exynos_tmu_data *data = platform_get_drvdata(pdev);
struct exynos_tmu_platform_data *pdata = data->pdata;
- const struct exynos_tmu_registers *reg = pdata->registers;
- unsigned int con, interrupt_en;
-
- mutex_lock(&data->lock);
- clk_enable(data->clk);
-
- con = readl(data->base + reg->tmu_ctrl);
if (pdata->test_mux)
con |= (pdata->test_mux << EXYNOS4412_MUX_ADDR_SHIFT);
@@ -206,6 +198,21 @@ static void exynos_tmu_control(struct platform_device *pdev, bool on)
con |= (pdata->noise_cancel_mode << EXYNOS_TMU_TRIP_MODE_SHIFT);
}
+ return con;
+}
+
+static void exynos_tmu_control(struct platform_device *pdev, bool on)
+{
+ struct exynos_tmu_data *data = platform_get_drvdata(pdev);
+ struct exynos_tmu_platform_data *pdata = data->pdata;
+ const struct exynos_tmu_registers *reg = pdata->registers;
+ unsigned int con, interrupt_en;
+
+ mutex_lock(&data->lock);
+ clk_enable(data->clk);
+
+ con = get_con_reg(data, readl(data->base + reg->tmu_ctrl));
+
if (on) {
con |= (1 << EXYNOS_TMU_CORE_EN_SHIFT);
interrupt_en =
--
1.8.2.3
--
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