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media: i2c: max9286: normalize return value of gpio_get
The GPIO get callback is expected to return 0 or 1 (or a negative error code). Ensure that the value returned by max9286_gpiochip_get() is normalized to the [0, 1] range. Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com> Reviewed-by: Linus Walleij <linusw@kernel.org> Reviewed-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com> Reviewed-by: Bartosz Golaszewski <bartosz.golaszewski@oss.qualcomm.com> Reviewed-by: Ricardo Ribalda <ribalda@chromium.org> Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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committed by
Mauro Carvalho Chehab
parent
2c10400e4a
commit
10c85e00f3
@@ -1205,7 +1205,7 @@ static int max9286_gpiochip_get(struct gpio_chip *chip, unsigned int offset)
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{
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struct max9286_priv *priv = gpiochip_get_data(chip);
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return priv->gpio_state & BIT(offset);
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return !!(priv->gpio_state & BIT(offset));
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}
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static int max9286_register_gpio(struct max9286_priv *priv)
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