2 files changed, 6 insertions, 0 deletions

diff --git a/include/linux/device.h b/include/linux/device.h
index f62e21689fdd..22d6938ddbb4 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -585,6 +585,10 @@ struct device_dma_parameters {
  * @mutex:      Mutex to synchronize calls to its driver.
  * @bus:        Type of bus device is on.
  * @driver:     Which driver has allocated this
+ * @deferred_probe: entry in deferred_probe_list which is used to retry the
+ *              binding of drivers which were unable to get all the resources
+ *              needed by the device; typically because it depends on another
+ *              driver getting probed first.
  * @platform_data: Platform data specific to the device.
  *              Example: For devices on custom boards, as typical of embedded
  *              and SOC based hardware, Linux often uses platform_data to point
@@ -644,6 +648,7 @@ struct device {
         struct bus_type *bus;           /* type of bus device is on */
         struct device_driver *driver;   /* which driver has allocated this
                                            device */
+        struct list_head        deferred_probe;
         void            *platform_data; /* Platform specific data, device
                                            core doesn't touch it */
         struct dev_pm_info      power;
diff --git a/include/linux/errno.h b/include/linux/errno.h
index 46685832ed99..2d09bfa5c262 100644
--- a/include/linux/errno.h
+++ b/include/linux/errno.h
@@ -16,6 +16,7 @@
 #define ERESTARTNOHAND  514     /* restart if no handler.. */
 #define ENOIOCTLCMD     515     /* No ioctl command */
 #define ERESTART_RESTARTBLOCK 516 /* restart by calling sys_restart_syscall */
+#define EPROBE_DEFER    517     /* Driver requests probe retry */
 
 /* Defined for the NFSv3 protocol */
 #define EBADHANDLE      521     /* Illegal NFS file handle */