spmi: Include OF based modalias in device uevent

Include the OF-based modalias in the uevent sent when registering SPMI devices, so that user space has a chance to autoload the kernel module for the device. Tested-by: Rob Clark <[email protected]> Reported-by: Rob Clark <[email protected]> Reviewed-by: Stephen Boyd <[email protected]> Signed-off-by: Bjorn Andersson <[email protected]> Cc: stable <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]>
gibsson · Jul 17, 2017 · d50daa2 · d50daa2
1 parent 00b40d6
commit d50daa2
Showing 1 changed file with 12 additions and 0 deletions.
diff --git a/drivers/spmi/spmi.c b/drivers/spmi/spmi.c
@@ -365,11 +365,23 @@ static int spmi_drv_remove(struct device *dev)
 	return 0;
 }
 
+static int spmi_drv_uevent(struct device *dev, struct kobj_uevent_env *env)
+{
+	int ret;
+
+	ret = of_device_uevent_modalias(dev, env);
+	if (ret != -ENODEV)
+		return ret;
+
+	return 0;
+}
+
 static struct bus_type spmi_bus_type = {
 	.name		= "spmi",
 	.match		= spmi_device_match,
 	.probe		= spmi_drv_probe,
 	.remove		= spmi_drv_remove,
+	.uevent		= spmi_drv_uevent,
 };
 
 /**