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Subject[PATCH v2] pinctrl:mediatek:add judgment conditions
Date
From: Chuanjia Liu <Chuanjia.Liu@mediatek.com>

This patch avoid return err when virtual gpio set SMT.

Signed-off-by: Chuanjia Liu <Chuanjia.Liu@mediatek.com>
---
change note:
v2 : 1. delete virtual gpio number
2. add judgment conditions
---
drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c b/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c
index 4a9e0d4c2bbc..a576e417744a 100644
--- a/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c
+++ b/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c
@@ -290,7 +290,11 @@ static int mtk_xt_set_gpio_as_eint(void *data, unsigned long eint_n)
return err;

err = mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_SMT, MTK_ENABLE);
- if (err)
+
+ /* SMT doesn't support virtual GPIO, add err != -ENOTSUPP is used for
+ * avoid return err when virtual gpio set SMT.
+ */
+ if (err && err != -ENOTSUPP)
return err;

return 0;
--
2.19.1
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