i2c: core: do not use logical device when creating irq domain

Let's rather use its physical parent device to give proper namings and
connections in debugfs.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Wolfram Sang <wsa@kernel.org>

diff --git a/drivers/i2c/i2c-core-base.c b/drivers/i2c/i2c-core-base.c
index dc43242a85bac9275cd54918ac83c1b7535dcf3f..69217d2193da18a56d268a98ec45eb57f6bb0fc5 100644 (file)
--- a/drivers/i2c/i2c-core-base.c
+++ b/drivers/i2c/i2c-core-base.c
@@ -1227,7 +1227,7 @@ static int i2c_setup_host_notify_irq_domain(struct i2c_adapter *adap)
        if (!i2c_check_functionality(adap, I2C_FUNC_SMBUS_HOST_NOTIFY))
                return 0;
 
-       domain = irq_domain_create_linear(adap->dev.fwnode,
+       domain = irq_domain_create_linear(adap->dev.parent->fwnode,
                                          I2C_ADDR_7BITS_COUNT,
                                          &i2c_host_notify_irq_ops, adap);
        if (!domain)