linux-kernel - Re: [PATCH] thermal: ti-soc-thermal: Add set_emul

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Message-ID: <573EA790.8020006@ti.com>
Date:	Fri, 20 May 2016 11:28:40 +0530
From:	Keerthy <a0393675@...com>
To:	Keerthy <j-keerthy@...com>, <edubezval@...il.com>,
	<rui.zhang@...el.com>
CC:	<linux-kernel@...r.kernel.org>, <linux-omap@...r.kernel.org>,
	<linux-pm@...r.kernel.org>, <nm@...com>
Subject: Re: [PATCH] thermal: ti-soc-thermal: Add set_emul_temp hook



On Tuesday 10 May 2016 05:12 PM, Keerthy wrote:
> Setting the emulation temperature helps reproduce critical
> temperature scenarios without risking the actual hardware at
> extreme temperatures. Adding __ti_thermal_set_emul_temp as
> the set_emul_temp hook.

A gentle ping on this.

>
> Signed-off-by: Keerthy <j-keerthy@...com>
> ---
>
> Tested the emulation temperature feature on DRA72-EVM.
>
>   drivers/thermal/ti-soc-thermal/ti-thermal-common.c | 15 +++++++++++++++
>   1 file changed, 15 insertions(+)
>
> diff --git a/drivers/thermal/ti-soc-thermal/ti-thermal-common.c b/drivers/thermal/ti-soc-thermal/ti-thermal-common.c
> index b213a12..e6f7025 100644
> --- a/drivers/thermal/ti-soc-thermal/ti-thermal-common.c
> +++ b/drivers/thermal/ti-soc-thermal/ti-thermal-common.c
> @@ -278,6 +278,20 @@ static int ti_thermal_get_trend(struct thermal_zone_device *thermal,
>   	return 0;
>   }
>
> +static int __ti_thermal_set_emul_temp(void *p, int temp)
> +{
> +	struct ti_thermal_data *data = p;
> +	struct thermal_zone_device *tz;
> +
> +	tz = data->ti_thermal;
> +
> +	mutex_lock(&tz->lock);
> +	tz->emul_temperature = temp;
> +	mutex_unlock(&tz->lock);
> +
> +	return 0;
> +}
> +
>   /* Get critical temperature callback functions for thermal zone */
>   static int ti_thermal_get_crit_temp(struct thermal_zone_device *thermal,
>   				    int *temp)
> @@ -289,6 +303,7 @@ static int ti_thermal_get_crit_temp(struct thermal_zone_device *thermal,
>   static const struct thermal_zone_of_device_ops ti_of_thermal_ops = {
>   	.get_temp = __ti_thermal_get_temp,
>   	.get_trend = __ti_thermal_get_trend,
> +	.set_emul_temp = __ti_thermal_set_emul_temp,
>   };
>
>   static struct thermal_zone_device_ops ti_thermal_ops = {
>