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api/gpio: Controller may not support GPIO_INT at all

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It's not an error if a driver does not implement callback related
function. Let's return -ENOTSUP relevantly.

Signed-off-by: Tomasz Bursztyka <tomasz.bursztyka@linux.intel.com>
This commit is contained in:
Tomasz Bursztyka 2018-11-15 09:52:01 +01:00 • committed by Anas Nashif
commit 04d9d57a63
2 changed files with 20 additions and 7 deletions
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3
drivers/gpio/gpio_handlers.c
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@ -29,20 +29,17 @@ Z_SYSCALL_HANDLER(gpio_read, port, access_op, pin, value)
Z_SYSCALL_HANDLER(gpio_enable_callback, port, access_op, pin)
{
Z_OOPS(Z_SYSCALL_DRIVER_GPIO(port, enable_callback));
return _impl_gpio_enable_callback((struct device *)port, access_op,
pin);
}
Z_SYSCALL_HANDLER(gpio_disable_callback, port, access_op, pin)
{
Z_OOPS(Z_SYSCALL_DRIVER_GPIO(port, disable_callback));
return _impl_gpio_disable_callback((struct device *)port, access_op,
pin);
}
Z_SYSCALL_HANDLER(gpio_get_pending_int, port)
{
Z_OOPS(Z_SYSCALL_DRIVER_GPIO(port, get_pending_int));
return _impl_gpio_get_pending_int((struct device *)port);
}