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thermal: ti-soc-thermal: Ensure to compute thermal trend

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Workaround to compute thermal trend even when update interval
is not set. This patch will ensure to compute the thermal trend
when bandgap counter delay is not set.

Signed-off-by: Ranganath Krishnan <ranganath@ti.com>
Signed-off-by: Eduardo Valentin <eduardo.valentin@ti.com>
This commit is contained in:
Ranganath Krishnan 2013-08-23 11:08:23 -05:00 committed by Eduardo Valentin
parent 10ccff1b57
commit e838ff8119
1 changed files with 5 additions and 1 deletions
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6
drivers/thermal/ti-soc-thermal/ti-bandgap.c
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@ -1020,9 +1020,13 @@ int ti_bandgap_get_trend(struct ti_bandgap *bgp, int id, int *trend)
/* Fetch the update interval */
ret = ti_bandgap_read_update_interval(bgp, id, &interval);
if (ret || !interval)
if (ret)
goto unfreeze;
/* Set the interval to 1 ms if bandgap counter delay is not set */
if (interval == 0)
interval = 1;
*trend = (t1 - t2) / interval;
dev_dbg(bgp->dev, "The temperatures are t1 = %d and t2 = %d and trend =%d\n",