OpenWrt – Rev 1
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From 8d3e3f3159284dba7a86788464edd4d5cdba4f06 Mon Sep 17 00:00:00 2001
From: Sean Wang <sean.wang@mediatek.com>
Date: Wed, 10 Jan 2018 00:28:25 +0800
Subject: [PATCH 195/224] pinctrl: mediatek: mt7622: align error handling of
mtk_hw_get_value call
Make consistent error handling of all mtk_hw_get_value occurrences using
propagating error code from the internal instead of creating a new one.
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
---
drivers/pinctrl/mediatek/pinctrl-mt7622.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
--- a/drivers/pinctrl/mediatek/pinctrl-mt7622.c
+++ b/drivers/pinctrl/mediatek/pinctrl-mt7622.c
@@ -1160,7 +1160,7 @@ static int mtk_pinconf_get(struct pinctr
case PIN_CONFIG_OUTPUT_ENABLE:
err = mtk_hw_get_value(hw, pin, PINCTRL_PIN_REG_DIR, &val);
if (err)
- return -EINVAL;
+ return err;
/* HW takes input mode as zero; output mode as non-zero */
if ((val && param == PIN_CONFIG_INPUT_ENABLE) ||
@@ -1184,11 +1184,11 @@ static int mtk_pinconf_get(struct pinctr
case PIN_CONFIG_DRIVE_STRENGTH:
err = mtk_hw_get_value(hw, pin, PINCTRL_PIN_REG_E4, &val);
if (err)
- return -EINVAL;
+ return err;
err = mtk_hw_get_value(hw, pin, PINCTRL_PIN_REG_E8, &val2);
if (err)
- return -EINVAL;
+ return err;
/* 4mA when (e8, e4) = (0, 0); 8mA when (e8, e4) = (0, 1)
* 12mA when (e8, e4) = (1, 0); 16mA when (e8, e4) = (1, 1)
@@ -1203,7 +1203,7 @@ static int mtk_pinconf_get(struct pinctr
err = mtk_hw_get_value(hw, pin, reg, &val);
if (err)
- return -EINVAL;
+ return err;
ret = val;