diff options
| author | Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> | 2014-11-13 16:01:14 +0100 |
|---|---|---|
| committer | Eduardo Valentin <edubezval@gmail.com> | 2014-11-20 10:53:51 -0400 |
| commit | d00671c3ae3f4bfdfbdd1413150ad1a3a135ad1e (patch) | |
| tree | 110614c74044ac7ff6bf94221b368a5ae3371e2c /drivers/thermal | |
| parent | 72d1100b736d2ff597c5aa73bbef12050c686ee4 (diff) | |
thermal: exynos: add get_con_reg() helper
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: 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>
Tested-by: Lukasz Majewski <l.majewski@samsung.com>
Signed-off-by: Eduardo Valentin <edubezval@gmail.com>
Diffstat (limited to 'drivers/thermal')
| -rw-r--r-- | drivers/thermal/samsung/exynos_tmu.c | 25 |
1 files changed, 16 insertions, 9 deletions
diff --git a/drivers/thermal/samsung/exynos_tmu.c b/drivers/thermal/samsung/exynos_tmu.c index 736ef7885878..f65e6d807afe 100644 --- a/drivers/thermal/samsung/exynos_tmu.c +++ b/drivers/thermal/samsung/exynos_tmu.c @@ -197,17 +197,9 @@ 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); @@ -223,6 +215,21 @@ 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 = |