Re: [6/9] thermal: exynos: small cleanups to prepare for adding exynos5440 driver

[Eduardo Valentin <eduardo.valentin@ti.com>]

Amit,

On 26-03-2013 07:33, Amit Daniel Kachhap wrote:
> Add calib mode, trigger types and trigger_enable array. This is needed
> for adding exynos5440 TMU driver.
>

I dont think the above are small cleanups. I d rather split this patch 
into three, one per change and describe them properly.

> Signed-off-by: Amit Daniel Kachhap <amit.daniel@samsung.com>
>
> ---
> drivers/thermal/samsung/exynos4210_thermal.c |   30 ++++++++++++------------
>   include/linux/platform_data/exynos_thermal.h |   32 +++++++++++++-------------
>   2 files changed, 31 insertions(+), 31 deletions(-)
>
> diff --git a/drivers/thermal/samsung/exynos4210_thermal.c b/drivers/thermal/samsung/exynos4210_thermal.c
> index 09ea8c8..58d16ac 100644
> --- a/drivers/thermal/samsung/exynos4210_thermal.c
> +++ b/drivers/thermal/samsung/exynos4210_thermal.c
> @@ -276,10 +276,10 @@ static void exynos_tmu_control(struct platform_device *pdev, bool on)
>
>   	if (on) {
>   		con |= EXYNOS_TMU_CORE_ON;
> -		interrupt_en = pdata->trigger_level3_en << 12 |
> -			pdata->trigger_level2_en << 8 |
> -			pdata->trigger_level1_en << 4 |
> -			pdata->trigger_level0_en;
> +		interrupt_en = pdata->trigger_enable[3] << 12 |
> +			pdata->trigger_enable[2] << 8 |
> +			pdata->trigger_enable[1] << 4 |
> +			pdata->trigger_enable[0];
>   		if (pdata->threshold_falling)
>   			interrupt_en |= interrupt_en << 16;
>   	} else {
> @@ -394,10 +394,10 @@ static struct exynos_tmu_platform_data const exynos4210_default_tmu_data = {
>   	.trigger_levels[0] = 5,
>   	.trigger_levels[1] = 20,
>   	.trigger_levels[2] = 30,
> -	.trigger_level0_en = 1,
> -	.trigger_level1_en = 1,
> -	.trigger_level2_en = 1,
> -	.trigger_level3_en = 0,
> +	.trigger_enable[0] = 1,
> +	.trigger_enable[1] = 1,
> +	.trigger_enable[2] = 1,
> +	.trigger_enable[3] = 0,
>   	.gain = 15,
>   	.reference_voltage = 7,
>   	.cal_type = TYPE_ONE_POINT_TRIMMING,
> @@ -423,10 +423,10 @@ static struct exynos_tmu_platform_data const exynos_default_tmu_data = {
>   	.trigger_levels[0] = 85,
>   	.trigger_levels[1] = 103,
>   	.trigger_levels[2] = 110,
> -	.trigger_level0_en = 1,
> -	.trigger_level1_en = 1,
> -	.trigger_level2_en = 1,
> -	.trigger_level3_en = 0,
> +	.trigger_enable[0] = 1,
> +	.trigger_enable[1] = 1,
> +	.trigger_enable[2] = 1,
> +	.trigger_enable[3] = 0,
>   	.gain = 8,
>   	.reference_voltage = 16,
>   	.noise_cancel_mode = 4,
> @@ -566,9 +566,9 @@ static int exynos_tmu_probe(struct platform_device *pdev)
>
>   	/* Register the sensor with thermal management interface */
>   	(&exynos_sensor_conf)->driver_data = data;
> -	exynos_sensor_conf.trip_data.trip_count = pdata->trigger_level0_en +
> -			pdata->trigger_level1_en + pdata->trigger_level2_en +
> -			pdata->trigger_level3_en;
> +	exynos_sensor_conf.trip_data.trip_count = pdata->trigger_enable[0] +
> +			pdata->trigger_enable[1] + pdata->trigger_enable[2] +
> +			pdata->trigger_enable[3];
>
>   	for (i = 0; i < exynos_sensor_conf.trip_data.trip_count; i++)
>   		exynos_sensor_conf.trip_data.trip_val[i] =
> diff --git a/include/linux/platform_data/exynos_thermal.h b/include/linux/platform_data/exynos_thermal.h
> index 893b758..1090f48 100644
> --- a/include/linux/platform_data/exynos_thermal.h
> +++ b/include/linux/platform_data/exynos_thermal.h
> @@ -31,6 +31,17 @@ enum calibration_type {
>   	TYPE_NONE,
>   };
>
> +enum calibration_mode {
> +	SW_MODE,
> +	HW_MODE,
> +};
> +
> +enum trigger_type {
> +	ACTIVE,
> +	CRITICAL,
> +	HW_TRIP,
> +};
> +
>   enum soc_type {
>   	SOC_ARCH_EXYNOS4210 = 1,
>   	SOC_ARCH_EXYNOS,
> @@ -71,18 +82,9 @@ struct freq_clip_table {
>    *	3: temperature for trigger_level3 interrupt
>    *	   condition for trigger_level3 interrupt:
>    *		current temperature > threshold + trigger_levels[3]
> - * @trigger_level0_en:
> + * @trigger_enable[]: array to denote which trigger levels are enabled.
>    *	1 = enable trigger_level0 interrupt,
>    *	0 = disable trigger_level0 interrupt
> - * @trigger_level1_en:
> - *	1 = enable trigger_level1 interrupt,
> - *	0 = disable trigger_level1 interrupt
> - * @trigger_level2_en:
> - *	1 = enable trigger_level2 interrupt,
> - *	0 = disable trigger_level2 interrupt
> - * @trigger_level3_en:
> - *	1 = enable trigger_level3 interrupt,
> - *	0 = disable trigger_level3 interrupt
>    * @gain: gain of amplifier in the positive-TC generator block
>    *	0 <= gain <= 15
>    * @reference_voltage: reference voltage of amplifier
> @@ -93,6 +95,7 @@ struct freq_clip_table {
>    * @type: determines the type of SOC
>    * @efuse_value: platform defined fuse value
>    * @cal_type: calibration type for temperature
> + * @cal_mode: calibration mode for temperature

How about trigger_type?
>    * @freq_clip_table: Table representing frequency reduction percentage.
>    * @freq_tab_count: Count of the above table as frequency reduction may
>    *	applicable to only some of the trigger levels.
> @@ -103,18 +106,15 @@ struct exynos_tmu_platform_data {
>   	u8 threshold;
>   	u8 threshold_falling;
>   	u8 trigger_levels[MAX_TRIP];
> -	bool trigger_level0_en;
> -	bool trigger_level1_en;
> -	bool trigger_level2_en;
> -	bool trigger_level3_en;
> -	bool trigger_level4_en;
> -
> +	enum trigger_type trigger_type[MAX_TRIP];
> +	bool trigger_enable[MAX_TRIP];
>   	u8 gain;
>   	u8 reference_voltage;
>   	u8 noise_cancel_mode;
>   	u32 efuse_value;
>
>   	enum calibration_type cal_type;
> +	enum calibration_mode cal_mode;
>   	enum soc_type type;
>   	struct freq_clip_table freq_tab[MAX_TRIP];
>   	unsigned int freq_tab_count;
>