summaryrefslogtreecommitdiff
path: root/target/linux/mediatek/patches-4.14/0195-pinctrl-mediatek-mt7622-align-error-handling-of-mtk_.patch
diff options
context:
space:
mode:
authorJohn Crispin <john@phrozen.org>2018-05-07 12:07:32 +0200
committerJohn Crispin <john@phrozen.org>2018-06-18 21:21:53 +0200
commitda8fc1511fc83f6ba2cf0e1e1feadbe1b9b58f4d (patch)
treec8093d2f8d65636ed5a6e9b89fb68844b5ffdbc8 /target/linux/mediatek/patches-4.14/0195-pinctrl-mediatek-mt7622-align-error-handling-of-mtk_.patch
parent763c0473c8137b236b6d7504b1c6df3d48f90ea4 (diff)
downloadmtk-20170518-da8fc1511fc83f6ba2cf0e1e1feadbe1b9b58f4d.zip
mtk-20170518-da8fc1511fc83f6ba2cf0e1e1feadbe1b9b58f4d.tar.gz
mtk-20170518-da8fc1511fc83f6ba2cf0e1e1feadbe1b9b58f4d.tar.bz2
mediatek: backport upstream mediatek patches
Signed-off-by: John Crispin <john@phrozen.org> (cherry picked from commit 050da2107a7eb2a571a8a3d0cee21cc6a44b72b8)
Diffstat (limited to 'target/linux/mediatek/patches-4.14/0195-pinctrl-mediatek-mt7622-align-error-handling-of-mtk_.patch')
-rw-r--r--target/linux/mediatek/patches-4.14/0195-pinctrl-mediatek-mt7622-align-error-handling-of-mtk_.patch55
1 files changed, 55 insertions, 0 deletions
diff --git a/target/linux/mediatek/patches-4.14/0195-pinctrl-mediatek-mt7622-align-error-handling-of-mtk_.patch b/target/linux/mediatek/patches-4.14/0195-pinctrl-mediatek-mt7622-align-error-handling-of-mtk_.patch
new file mode 100644
index 0000000..31f25df
--- /dev/null
+++ b/target/linux/mediatek/patches-4.14/0195-pinctrl-mediatek-mt7622-align-error-handling-of-mtk_.patch
@@ -0,0 +1,55 @@
+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(-)
+
+diff --git a/drivers/pinctrl/mediatek/pinctrl-mt7622.c b/drivers/pinctrl/mediatek/pinctrl-mt7622.c
+index dc32e3c3bd73..06e8406c4440 100644
+--- a/drivers/pinctrl/mediatek/pinctrl-mt7622.c
++++ b/drivers/pinctrl/mediatek/pinctrl-mt7622.c
+@@ -1160,7 +1160,7 @@ static int mtk_pinconf_get(struct pinctrl_dev *pctldev,
+ 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 pinctrl_dev *pctldev,
+ 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 pinctrl_dev *pctldev,
+
+ err = mtk_hw_get_value(hw, pin, reg, &val);
+ if (err)
+- return -EINVAL;
++ return err;
+
+ ret = val;
+
+--
+2.11.0
+