Add convenience wrapper functions to run callbacks in the context of the

USB explore thread.

2 files changed, 31 insertions, 0 deletions

diff --git a/sys/dev/usb/controller/usb_controller.c b/sys/dev/usb/controller/usb_controller.c
index a28d612..0abb42f 100644
--- a/sys/dev/usb/controller/usb_controller.c
+++ b/sys/dev/usb/controller/usb_controller.c
@@ -901,3 +901,28 @@ usb_bus_mem_free_all(struct usb_bus *bus, usb_bus_mem_cb_t *cb)
 
 	mtx_destroy(&bus->bus_mtx);
 }
+
+/* convenience wrappers */
+void
+usb_proc_explore_mwait(struct usb_device *udev, void *pm1, void *pm2)
+{
+	usb_proc_mwait(USB_BUS_EXPLORE_PROC(udev->bus), pm1, pm2);
+}
+
+void	*
+usb_proc_explore_msignal(struct usb_device *udev, void *pm1, void *pm2)
+{
+	return (usb_proc_msignal(USB_BUS_EXPLORE_PROC(udev->bus), pm1, pm2));
+}
+
+void
+usb_proc_explore_lock(struct usb_device *udev)
+{
+	USB_BUS_LOCK(udev->bus);
+}
+
+void
+usb_proc_explore_unlock(struct usb_device *udev)
+{
+	USB_BUS_UNLOCK(udev->bus);
+}
diff --git a/sys/dev/usb/usb_process.h b/sys/dev/usb/usb_process.h
index 923f645..97262c4 100644
--- a/sys/dev/usb/usb_process.h
+++ b/sys/dev/usb/usb_process.h
@@ -44,6 +44,7 @@
 /* structure prototypes */
 
 struct usb_proc_msg;
+struct usb_device;
 
 /*
  * The following structure defines the USB process.
@@ -81,4 +82,9 @@ void	usb_proc_free(struct usb_process *up);
 void   *usb_proc_msignal(struct usb_process *up, void *pm0, void *pm1);
 void	usb_proc_rewakeup(struct usb_process *up);
 
+void	usb_proc_explore_mwait(struct usb_device *, void *, void *);
+void   *usb_proc_explore_msignal(struct usb_device *, void *, void *);
+void	usb_proc_explore_lock(struct usb_device *);
+void	usb_proc_explore_unlock(struct usb_device *);
+
 #endif					/* _USB_PROCESS_H_ */