Re: [PATCH] thermal: rockchip: enable hwmon

From: Daniel Lezcano
Date: Mon Dec 09 2019 - 12:09:07 EST



Hi Stefan,


On 02/12/2019 15:52, Stefan Schaeckeler wrote:
> Hello linux power management mailing list and others,
>
> New month, new try. Could someone review this patch, please. I would reall=
> y
> like to see the Rockchip RK3399 temperature sensors hooked up to the hwmon=
> API.

I don't know what is happening but there are some spurious '3D'
characters. Please fix it, elaborate a bit the changelog and resend.
I'll review it.

Thanks


>> Enable hwmon for the soc and gpu temperature sensors.
>>
>> Signed-off-by: Stefan Schaeckeler <schaecsn@xxxxxxx>
>>
>> ---
>> drivers/thermal/rockchip_thermal.c | 12 +++++++++++-
>> 1 file changed, 11 insertions(+), 1 deletion(-)
>>
>> diff --git a/drivers/thermal/rockchip_thermal.c b/drivers/thermal/rockch=
> ip_thermal.c
>> index 343c2f5c5a25..e47c60010259 100644
>> --- a/drivers/thermal/rockchip_thermal.c
>> +++ b/drivers/thermal/rockchip_thermal.c
>> @@ -19,6 +19,8 @@
>> #include <linux/mfd/syscon.h>
>> #include <linux/pinctrl/consumer.h>
>>
>> +#include "thermal_hwmon.h"
>> +
>> /**
>> * If the temperature over a period of time High,
>> * the resulting TSHUT gave CRU module,let it reset the entire chip,
>> @@ -1321,8 +1323,15 @@ static int rockchip_thermal_probe(struct platform=
> _device *pdev)
>>
>> thermal->chip->control(thermal->regs, true);
>>
>> - for (i =3D 0; i < thermal->chip->chn_num; i++)
>> + for (i =3D 0; i < thermal->chip->chn_num; i++) {
>> rockchip_thermal_toggle_sensor(&thermal->sensors[i], true);
>> + thermal->sensors[i].tzd->tzp->no_hwmon =3D false;
>> + error =3D thermal_add_hwmon_sysfs(thermal->sensors[i].tzd);
>> + if (error)
>> + dev_warn(&pdev->dev,
>> + "failed to register sensor %d with hwmon: %d\n",
>> + i, error);
>> + }
>>
>> platform_set_drvdata(pdev, thermal);
>>
>> @@ -1344,6 +1353,7 @@ static int rockchip_thermal_remove(struct platform=
> _device *pdev)
>> for (i =3D 0; i < thermal->chip->chn_num; i++) {
>> struct rockchip_thermal_sensor *sensor =3D &thermal->sensors[i];
>>
>> + thermal_remove_hwmon_sysfs(sensor->tzd);
>> rockchip_thermal_toggle_sensor(sensor, false);
>> }
>>
>> --
>> 2.24.0
>>


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