[PATCH 07/13] thermal: of: streamline .get_temp callbacks

[edubezval@gmail.com (Eduardo Valentin)]

On Thu, Mar 26, 2015 at 04:53:54PM +0100, Sascha Hauer wrote:
> In the thermal framework it was decided that temperatures can't
> be negative, so let the .get_temp callback in struct
> thermal_zone_of_device_ops take an unsigned long pointer for
> the temperature like the .get_temp callback in
> struct thermal_zone_device_ops does.

This change is required. However, better we move to the direction of
using signed type for temperature. However, we want to have int instead
of long though.

> 
> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
> ---
>  drivers/hwmon/lm75.c                               | 2 +-
>  drivers/hwmon/ntc_thermistor.c                     | 2 +-
>  drivers/hwmon/tmp102.c                             | 2 +-
>  drivers/input/touchscreen/sun4i-ts.c               | 2 +-
>  drivers/thermal/rockchip_thermal.c                 | 2 +-
>  drivers/thermal/samsung/exynos_tmu.c               | 2 +-
>  drivers/thermal/tegra_soctherm.c                   | 2 +-
>  drivers/thermal/ti-soc-thermal/ti-thermal-common.c | 2 +-
>  include/linux/thermal.h                            | 2 +-
>  9 files changed, 9 insertions(+), 9 deletions(-)
> 
> diff --git a/drivers/hwmon/lm75.c b/drivers/hwmon/lm75.c
> index fe41d5a..9df3ca3 100644
> --- a/drivers/hwmon/lm75.c
> +++ b/drivers/hwmon/lm75.c
> @@ -104,7 +104,7 @@ static inline long lm75_reg_to_mc(s16 temp, u8 resolution)
>  
>  /* sysfs attributes for hwmon */
>  
> -static int lm75_read_temp(void *dev, long *temp)
> +static int lm75_read_temp(void *dev, unsigned long *temp)
>  {
>  	struct lm75_data *data = lm75_update_device(dev);
>  
> diff --git a/drivers/hwmon/ntc_thermistor.c b/drivers/hwmon/ntc_thermistor.c
> index 112e4d4..12cb333 100644
> --- a/drivers/hwmon/ntc_thermistor.c
> +++ b/drivers/hwmon/ntc_thermistor.c
> @@ -430,7 +430,7 @@ static int ntc_thermistor_get_ohm(struct ntc_data *data)
>  	return -EINVAL;
>  }
>  
> -static int ntc_read_temp(void *dev, long *temp)
> +static int ntc_read_temp(void *dev, unsigned long *temp)
>  {
>  	struct ntc_data *data = dev_get_drvdata(dev);
>  	int ohm;
> diff --git a/drivers/hwmon/tmp102.c b/drivers/hwmon/tmp102.c
> index 9da2735..25bd72b 100644
> --- a/drivers/hwmon/tmp102.c
> +++ b/drivers/hwmon/tmp102.c
> @@ -98,7 +98,7 @@ static struct tmp102 *tmp102_update_device(struct device *dev)
>  	return tmp102;
>  }
>  
> -static int tmp102_read_temp(void *dev, long *temp)
> +static int tmp102_read_temp(void *dev, unsigned long *temp)
>  {
>  	struct tmp102 *tmp102 = tmp102_update_device(dev);
>  
> diff --git a/drivers/input/touchscreen/sun4i-ts.c b/drivers/input/touchscreen/sun4i-ts.c
> index b93a28b..26a7cf5 100644
> --- a/drivers/input/touchscreen/sun4i-ts.c
> +++ b/drivers/input/touchscreen/sun4i-ts.c
> @@ -198,7 +198,7 @@ static int sun4i_get_temp(const struct sun4i_ts_data *ts, long *temp)
>  	return 0;
>  }
>  
> -static int sun4i_get_tz_temp(void *data, long *temp)
> +static int sun4i_get_tz_temp(void *data, unsigned long *temp)
>  {
>  	return sun4i_get_temp(data, temp);
>  }
> diff --git a/drivers/thermal/rockchip_thermal.c b/drivers/thermal/rockchip_thermal.c
> index 3aa46ac..67dfc67 100644
> --- a/drivers/thermal/rockchip_thermal.c
> +++ b/drivers/thermal/rockchip_thermal.c
> @@ -366,7 +366,7 @@ static irqreturn_t rockchip_thermal_alarm_irq_thread(int irq, void *dev)
>  	return IRQ_HANDLED;
>  }
>  
> -static int rockchip_thermal_get_temp(void *_sensor, long *out_temp)
> +static int rockchip_thermal_get_temp(void *_sensor, unsigned long *out_temp)
>  {
>  	struct rockchip_thermal_sensor *sensor = _sensor;
>  	struct rockchip_thermal_data *thermal = sensor->thermal;
> diff --git a/drivers/thermal/samsung/exynos_tmu.c b/drivers/thermal/samsung/exynos_tmu.c
> index 1d30b09..5f721f2 100644
> --- a/drivers/thermal/samsung/exynos_tmu.c
> +++ b/drivers/thermal/samsung/exynos_tmu.c
> @@ -713,7 +713,7 @@ static void exynos7_tmu_control(struct platform_device *pdev, bool on)
>  	writel(con, data->base + EXYNOS_TMU_REG_CONTROL);
>  }
>  
> -static int exynos_get_temp(void *p, long *temp)
> +static int exynos_get_temp(void *p, unsigned long *temp)
>  {
>  	struct exynos_tmu_data *data = p;
>  
> diff --git a/drivers/thermal/tegra_soctherm.c b/drivers/thermal/tegra_soctherm.c
> index 9197fc0..1c4e455 100644
> --- a/drivers/thermal/tegra_soctherm.c
> +++ b/drivers/thermal/tegra_soctherm.c
> @@ -306,7 +306,7 @@ static long translate_temp(u16 val)
>  	return t;
>  }
>  
> -static int tegra_thermctl_get_temp(void *data, long *out_temp)
> +static int tegra_thermctl_get_temp(void *data, unsigned long *out_temp)
>  {
>  	struct tegra_thermctl_zone *zone = data;
>  	u32 val;
> diff --git a/drivers/thermal/ti-soc-thermal/ti-thermal-common.c b/drivers/thermal/ti-soc-thermal/ti-thermal-common.c
> index 7f8e5f3..f480a01 100644
> --- a/drivers/thermal/ti-soc-thermal/ti-thermal-common.c
> +++ b/drivers/thermal/ti-soc-thermal/ti-thermal-common.c
> @@ -76,7 +76,7 @@ static inline int ti_thermal_hotspot_temperature(int t, int s, int c)
>  
>  /* thermal zone ops */
>  /* Get temperature callback function for thermal zone*/
> -static inline int __ti_thermal_get_temp(void *devdata, long *temp)
> +static inline int __ti_thermal_get_temp(void *devdata, unsigned long *temp)
>  {
>  	struct thermal_zone_device *pcb_tz = NULL;
>  	struct ti_thermal_data *data = devdata;
> diff --git a/include/linux/thermal.h b/include/linux/thermal.h
> index ba2e29a..2f77091 100644
> --- a/include/linux/thermal.h
> +++ b/include/linux/thermal.h
> @@ -272,7 +272,7 @@ struct thermal_genl_event {
>   *		   temperature.
>   */
>  struct thermal_zone_of_device_ops {
> -	int (*get_temp)(void *, long *);
> +	int (*get_temp)(void *, unsigned long *);
>  	int (*get_trend)(void *, int trend, enum thermal_trend *);
>  	int (*set_emul_temp)(void *, unsigned long);
>  };
> -- 
> 2.1.4
> 
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