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# T2 SDE: package/*/linux/isapnp-uevent.patch
# Copyright (C) 2024 The T2 SDE Project
# 
# This Copyright note is generated by scripts/Create-CopyPatch,
# more information can be found in the files COPYING and README.
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# This patch file is dual-licensed. It is available under the license the
# patched project is licensed under, as long as it is an OpenSource license
# as defined at http://www.opensource.org/ (e.g. BSD, X11) or under the terms
# of the GNU General Public License version 2 as used by the T2 SDE.
# --- T2-COPYRIGHT-NOTE-END ---

We want our precious isapnp devices to just work TM and auto-load
matching modules, too.

- Signed-of-by: René Rebe <rene@exactcode.de>

--- linux-6.8/drivers/pnp/driver.c.vanilla	2024-03-14 11:37:26.907799981 +0100
+++ linux-6.8/drivers/pnp/driver.c	2024-03-14 11:44:07.479779804 +0100
@@ -150,6 +150,24 @@
 		drv->shutdown(pnp_dev);
 }
 
+static int pnp_uevent(const struct device *dev, struct kobj_uevent_env *env)
+{
+	const struct pnp_dev *pnp_dev = to_pnp_dev(dev);
+	struct pnp_id *pos;
+
+	if (!dev)
+		return -ENODEV;
+
+	pos = pnp_dev->id;
+	while (pos) {
+		if (add_uevent_var(env, "MODALIAS=pnp:d%s", pos->id))
+			return -ENOMEM;
+		pos = pos->next;
+	}
+
+	return 0;
+}
+
 static int pnp_bus_match(struct device *dev, struct device_driver *drv)
 {
 	struct pnp_dev *pnp_dev = to_pnp_dev(dev);
@@ -259,6 +277,7 @@
 const struct bus_type pnp_bus_type = {
 	.name    = "pnp",
 	.match   = pnp_bus_match,
+	.uevent  = pnp_uevent,
 	.probe   = pnp_device_probe,
 	.remove  = pnp_device_remove,
 	.shutdown = pnp_device_shutdown,