MFC 318387: Add support for child devices that aren't ports.

Invoke any identify routines of child drivers during attach before attaching
children, and delete any remaining devices after deleting ports.

Sponsored by:	Chelsio Communications

1 files changed, 8 insertions, 0 deletions

diff --git a/sys/dev/cxgbe/t4_main.c b/sys/dev/cxgbe/t4_main.c
index ccc742c..c530e60 100644
--- a/sys/dev/cxgbe/t4_main.c
+++ b/sys/dev/cxgbe/t4_main.c
@@ -1179,6 +1179,12 @@ t4_attach(device_t dev)
 		goto done;
 	}
 
+	rc = bus_generic_probe(dev);
+	if (rc != 0) {
+		device_printf(dev, "failed to probe child drivers: %d\n", rc);
+		goto done;
+	}
+
 	/*
 	 * Ensure thread-safe mailbox access (in debug builds).
 	 *
@@ -1342,6 +1348,8 @@ t4_detach_common(device_t dev)
 		}
 	}
 
+	device_delete_children(dev);
+
 	if (sc->flags & FULL_INIT_DONE)
 		adapter_full_uninit(sc);