forked from Openwrt-EcoNet/openwrt
831994e258
Backport upstream pinctrl fixes, these are required for the follow-up I2C PXA recovery fixes. Signed-off-by: Robert Marko <robert.marko@sartura.hr>
37 lines
1.2 KiB
Diff
37 lines
1.2 KiB
Diff
From 57273ff8bb16f3842c2597b5bbcd49e7fa12edf7 Mon Sep 17 00:00:00 2001
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From: Gabor Juhos <j4g8y7@gmail.com>
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Date: Wed, 14 May 2025 21:18:35 +0200
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Subject: [PATCH 4/7] pinctrl: armada-37xx: propagate error from
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armada_37xx_gpio_get()
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The regmap_read() function can fail, so propagate its error up to
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the stack instead of silently ignoring that.
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Signed-off-by: Imre Kaloz <kaloz@openwrt.org>
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Reviewed-by: Andrew Lunn <andrew@lunn.ch>
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Signed-off-by: Gabor Juhos <j4g8y7@gmail.com>
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Link: https://lore.kernel.org/20250514-pinctrl-a37xx-fixes-v2-4-07e9ac1ab737@gmail.com
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Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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---
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drivers/pinctrl/mvebu/pinctrl-armada-37xx.c | 5 ++++-
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1 file changed, 4 insertions(+), 1 deletion(-)
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--- a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
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+++ b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
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@@ -440,11 +440,14 @@ static int armada_37xx_gpio_get(struct g
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struct armada_37xx_pinctrl *info = gpiochip_get_data(chip);
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unsigned int reg = INPUT_VAL;
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unsigned int val, mask;
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+ int ret;
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armada_37xx_update_reg(®, &offset);
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mask = BIT(offset);
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- regmap_read(info->regmap, reg, &val);
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+ ret = regmap_read(info->regmap, reg, &val);
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+ if (ret)
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+ return ret;
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return (val & mask) != 0;
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}
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