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From: Richard Fitzgerald <rf@opensource.cirrus.com>
To: <linus.walleij@linaro.org>
Cc: <linux-kernel@vger.kernel.org>, <linux-gpio@vger.kernel.org>,
	<patches@opensource.cirrus.com>,
	Richard Fitzgerald <rf@opensource.cirrus.com>
Subject: [PATCH 2/3] pinctrl: madera: Return ENOTSUPP for unsupported pin attributes
Date: Tue, 7 Aug 2018 10:32:25 +0100	[thread overview]
Message-ID: <20180807093226.5624-2-rf@opensource.cirrus.com> (raw)
In-Reply-To: <20180807093226.5624-1-rf@opensource.cirrus.com>

The pin_config_[get|set] functions should return ENOTSUPP if
the requested attribute isn't supported.

Signed-off-by: Richard Fitzgerald <rf@opensource.cirrus.com>
---
 drivers/pinctrl/cirrus/pinctrl-madera-core.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/pinctrl/cirrus/pinctrl-madera-core.c b/drivers/pinctrl/cirrus/pinctrl-madera-core.c
index 4f9b7e3b7cf2..4ba56ca5a9be 100644
--- a/drivers/pinctrl/cirrus/pinctrl-madera-core.c
+++ b/drivers/pinctrl/cirrus/pinctrl-madera-core.c
@@ -801,7 +801,7 @@ static int madera_pin_conf_get(struct pinctrl_dev *pctldev, unsigned int pin,
 			result = 1;
 		break;
 	default:
-		break;
+		return -ENOTSUPP;
 	}
 
 	*config = pinconf_to_config_packed(param, result);
@@ -905,7 +905,7 @@ static int madera_pin_conf_set(struct pinctrl_dev *pctldev, unsigned int pin,
 			conf[1] &= ~MADERA_GP1_DIR;
 			break;
 		default:
-			break;
+			return -ENOTSUPP;
 		}
 
 		++configs;
-- 
2.11.0


  reply	other threads:[~2018-08-07  9:32 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-08-07  9:32 [PATCH 1/3] pinctrl: madera: Set is_generic Richard Fitzgerald
2018-08-07  9:32 ` Richard Fitzgerald [this message]
2018-08-29  8:42   ` [PATCH 2/3] pinctrl: madera: Return ENOTSUPP for unsupported pin attributes Linus Walleij
2018-08-07  9:32 ` [PATCH 3/3] pinctrl: madera: Fix missing space in debugfs output Richard Fitzgerald
2018-08-29  8:44   ` Linus Walleij
2018-08-10 21:10 ` [PATCH 1/3] pinctrl: madera: Set is_generic Linus Walleij
2018-08-29  8:41 ` Linus Walleij

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