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gpio / ACPI: use *_cansleep version of gpiod_get/set APIs

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The GPIO operation region handler should be called where sleep is
allowed, so we should use the *_cansleep version of gpiod_get/set APIs
or we will get a warning message complaining invalid context if the GPIO
chip has the cansleep flag set.

Signed-off-by: Aaron Lu <[email protected]>
Acked-by: Mika Westerberg <[email protected]>
Acked-by: Alexandre Courbot <[email protected]>
Signed-off-by: Linus Walleij <[email protected]>
This commit is contained in:
Aaron Lu 2014-05-20 17:07:38 +08:00 • committed by Linus Walleij
commit dc62b56a68
1 changed files with 3 additions and 2 deletions
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5
drivers/gpio/gpiolib-acpi.c
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@ -449,9 +449,10 @@ acpi_gpio_adr_space_handler(u32 function, acpi_physical_address address,
mutex_unlock(&achip->conn_lock);
if (function == ACPI_WRITE)
gpiod_set_raw_value(desc, !!((1 << i) & *value));
gpiod_set_raw_value_cansleep(desc,
!!((1 << i) & *value));
else
*value |= (u64)gpiod_get_raw_value(desc) << i;
*value |= (u64)gpiod_get_raw_value_cansleep(desc) << i;
}
out: