svn commit: r318387 - head/sys/dev/cxgbe

[John Baldwin]

Author: jhb
Date: Tue May 16 23:18:50 2017
New Revision: 318387
URL: https://svnweb.freebsd.org/changeset/base/318387

Log:
  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.
  
  MFC after:	1 month
  Sponsored by:	Chelsio Communications

Modified:
  head/sys/dev/cxgbe/t4_main.c

Modified: head/sys/dev/cxgbe/t4_main.c
==============================================================================
--- head/sys/dev/cxgbe/t4_main.c	Tue May 16 23:15:40 2017	(r318386)
+++ head/sys/dev/cxgbe/t4_main.c	Tue May 16 23:18:50 2017	(r318387)
@@ -1186,6 +1186,12 @@ 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;
+	}
+
 	rc = bus_generic_attach(dev);
 	if (rc != 0) {
 		device_printf(dev,
@@ -1339,6 +1345,8 @@ t4_detach_common(device_t dev)
 		}
 	}
 
+	device_delete_children(dev);
+
 	if (sc->flags & FULL_INIT_DONE)
 		adapter_full_uninit(sc);