Schedule the trm(4) driver for removal. It relies on Giant and thus has

required compat shims in CAM for 12 years.

Relnotes:	yes

share/man/man4/trm.4

@@ -48,6 +48,9 @@ module at boot time, place the following line in
 .Bd -literal -offset indent
 trm_load="YES"
 .Ed
+.Sh DEPRECATION NOTICE
+This driver is scheduled for removal prior to the release of
+.Fx 13.0
 .Sh DESCRIPTION
 The
 .Nm

sys/dev/trm/trm.c

@@ -3376,7 +3376,9 @@ trm_attach(device_t dev)
 	PACB	pACB = 0;
 	int	rid = 0;
 	int unit = device_get_unit(dev);
-	
+
+	gone_in(13, "Giant locked CAM drivers");
+
 	device_id = pci_get_devid(dev);
 	/*
 	 * These cards do not allow memory mapped accesses