net: rfkill: gpio: allow booting in blocked state

By default, rfkill state is unblocked and this behavior is not
configurable. Add support for booting in blocked state based on the
presence of a devicetree property.

Signed-off-by: Catalin Popescu <catalin.popescu@leica-geosystems.com>
Link: https://patch.msgid.link/20250116084702.3473176-2-catalin.popescu@leica-geosystems.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

diff --git a/net/rfkill/rfkill-gpio.c b/net/rfkill/rfkill-gpio.c
index 9fa019e..41e657e 100644 (file)
--- a/net/rfkill/rfkill-gpio.c
+++ b/net/rfkill/rfkill-gpio.c
@@ -162,6 +162,9 @@ static int rfkill_gpio_probe(struct platform_device *pdev)
        if (!rfkill->rfkill_dev)
                return -ENOMEM;
 
+       if (device_property_present(&pdev->dev, "default-blocked"))
+               rfkill_init_sw_state(rfkill->rfkill_dev, true);
+
        ret = rfkill_register(rfkill->rfkill_dev);
        if (ret < 0)
                goto err_destroy;