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authorIngo Molnar <mingo@elte.hu>2009-03-05 12:47:28 +0100
committerIngo Molnar <mingo@elte.hu>2009-03-05 12:47:28 +0100
commit7df4edb07cf54a4868b9a750424c0d2aa68f8d66 (patch)
tree0ad0ad3f3dcb6f9edf26dde42ba625053dddf54f /drivers/base/dd.c
parent0d688da5505d77bcef2441e0a22d8cc26459702d (diff)
parent559595a985e106d2fa9f0c79b7f5805453fed593 (diff)
Merge branch 'linus' into core/iommu
Diffstat (limited to 'drivers/base/dd.c')
-rw-r--r--drivers/base/dd.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/base/dd.c b/drivers/base/dd.c
index 315bed8d5e7..13523123910 100644
--- a/drivers/base/dd.c
+++ b/drivers/base/dd.c
@@ -18,9 +18,11 @@
*/
#include <linux/device.h>
+#include <linux/delay.h>
#include <linux/module.h>
#include <linux/kthread.h>
#include <linux/wait.h>
+#include <linux/async.h>
#include "base.h"
#include "power/power.h"
@@ -168,6 +170,21 @@ int driver_probe_done(void)
}
/**
+ * wait_for_device_probe
+ * Wait for device probing to be completed.
+ *
+ * Note: this function polls at 100 msec intervals.
+ */
+int wait_for_device_probe(void)
+{
+ /* wait for the known devices to complete their probing */
+ while (driver_probe_done() != 0)
+ msleep(100);
+ async_synchronize_full();
+ return 0;
+}
+
+/**
* driver_probe_device - attempt to bind device & driver together
* @drv: driver to bind a device to
* @dev: device to try to bind to the driver