Hi Joe,
Thanks for the review. Will re-post with your suggestion,
On Sun, Jan 6, 2013 at 3:55 PM, Joe Perches <joe@xxxxxxxxxxx> wrote:
> On Sun, 2013-01-06 at 15:50 -0800, Amit Daniel Kachhap wrote:
>> Below fixes are done to support falling threshold interrupt,
>> * Falling interrupt status macro corrected according to exynos5 data sheet.
>> * The get trend function modified to calculate trip temperature correctly.
>> * The clearing of interrupt status in the isr is now done after handling
>> the event that caused the interrupt.
> []
>> diff --git a/drivers/thermal/exynos_thermal.c b/drivers/thermal/exynos_thermal.c
> []
>> @@ -373,12 +373,19 @@ static int exynos_get_temp(struct thermal_zone_device *thermal,
>> static int exynos_get_trend(struct thermal_zone_device *thermal,
>> int trip, enum thermal_trend *trend)
>> {
>> - if (thermal->temperature >= trip)
>> + int ret = 0;
Yes agreed. Will modify it.
>
> Unnecessary initialization
>
>> + unsigned long trip_temp;
>> +
>> + ret = exynos_get_trip_temp(thermal, trip, &trip_temp);
>> + if (ret < 0)
>> + return ret;
>> +
>> + if (thermal->temperature >= trip_temp)
>> *trend = THERMAL_TREND_RAISING;
>> else
>> *trend = THERMAL_TREND_DROPPING;
>
> THERMAL_TREND_STABLE ?
Only 2 trend is sufficient. It is stable for some time as the falling
threshold interrupt is some units below the trip temp.
>
>>
>> - return 0;
>> + return ret;
Ok agreed
>
> return 0 is clearer.
>
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