USB: EHCI: add native scatter-gather support

This patch (as1300) adds native scatter-gather support to ehci-hcd.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index 2a3265087ef3..5859522d6edd 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -605,6 +605,8 @@ static int ehci_init(struct usb_hcd *hcd)
         }
         ehci->command = temp;
 
+        /* Accept arbitrarily long scatter-gather lists */
+        hcd->self.sg_tablesize = ~0;
         return 0;
 }