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thermal: rcar: check irq possibility in rcar_thermal_irq_xxx()

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Current rcar thermal driver sometimes checks irq possibility when it
calls rcar_thermal_irq_enable/disable(), but sometimes not.
This patch checks it inside rcar_thermal_irq_enable/disable().

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Eduardo Valentin <edubezval@gmail.com>
This commit is contained in:
Kuninori Morimoto 2015-12-15 01:17:56 +00:00 committed by Eduardo Valentin
parent a1ade56538
commit ffbcdf8a75
1 changed files with 5 additions and 4 deletions
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5
drivers/thermal/rcar_thermal.c
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@ -290,6 +290,9 @@ static void _rcar_thermal_irq_ctrl(struct rcar_thermal_priv *priv, int enable)
unsigned long flags;
u32 mask = 0x3 << rcar_id_to_shift(priv); /* enable Rising/Falling */
if (!rcar_has_irq_support(priv))
return;
spin_lock_irqsave(&common->lock, flags);
rcar_thermal_common_bset(common, INTMSK, mask, enable ? 0 : mask);
@ -374,7 +377,6 @@ static int rcar_thermal_remove(struct platform_device *pdev)
struct rcar_thermal_priv *priv;
rcar_thermal_for_each_priv(priv, common) {
if (rcar_has_irq_support(priv))
rcar_thermal_irq_disable(priv);
thermal_zone_device_unregister(priv->zone);
}
@ -461,7 +463,6 @@ static int rcar_thermal_probe(struct platform_device *pdev)
goto error_unregister;
}
if (rcar_has_irq_support(priv))
rcar_thermal_irq_enable(priv);
list_move_tail(&priv->list, &common->head);