thermal: rcar: check irq possibility in rcar_thermal_irq_xxx()

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>

diff --git a/drivers/thermal/rcar_thermal.c b/drivers/thermal/rcar_thermal.c
index b012d900c3f2578d4088caa31734687ec58596b2..fb81fd7e6b81a8646d0399c88e70bfe96a0b324b 100644 (file)
--- a/drivers/thermal/rcar_thermal.c
+++ b/drivers/thermal/rcar_thermal.c
@@ -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);
@@ -374,8 +377,7 @@ 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);
+               rcar_thermal_irq_disable(priv);
                thermal_zone_device_unregister(priv->zone);
        }
 
@@ -461,8 +463,7 @@ static int rcar_thermal_probe(struct platform_device *pdev)
                        goto error_unregister;
                }
 
-               if (rcar_has_irq_support(priv))
-                       rcar_thermal_irq_enable(priv);
+               rcar_thermal_irq_enable(priv);
 
                list_move_tail(&priv->list, &common->head);