ChangeSet 1.2056, 2005/02/16 14:26:53-08:00, [EMAIL PROTECTED]
[PATCH] USB Hub driver: Add reset recovery-time delay
This patch is clearly needed for us to be in compliance with the USB spec.
It adds the mandated recovery-time delay following a port reset.
Regardless of anything else we do to alter the device initialization
sequence, this is necessary.
Signed-off-by: Alan Stern <[EMAIL PROTECTED]>
Signed-off-by: Greg Kroah-Hartman <[EMAIL PROTECTED]>
drivers/usb/core/hub.c | 3 +++
1 files changed, 3 insertions(+)
diff -Nru a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
--- a/drivers/usb/core/hub.c 2005-02-16 14:47:36 -08:00
+++ b/drivers/usb/core/hub.c 2005-02-16 14:47:36 -08:00
@@ -1382,6 +1382,9 @@
/* return on disconnect or reset */
switch (status) {
case 0:
+ /* TRSTRCY = 10 ms */
+ msleep(10);
+ /* FALL THROUGH */
case -ENOTCONN:
case -ENODEV:
clear_port_feature(hub->hdev,
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