xHCI: update sg tablesize

Update sg tablesize as we can expand the ring now.

Signed-off-by: Andiry Xu <andiry.xu@amd.com>
Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Tested-by: Paul Zimmerman <Paul.Zimmerman@synopsys.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index dec5b2dc298c..f9f161fa66ad 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -3968,7 +3968,8 @@ int xhci_gen_setup(struct usb_hcd *hcd, xhci_get_quirks_t get_quirks)
         int                     retval;
         u32                     temp;
 
-        hcd->self.sg_tablesize = TRBS_PER_SEGMENT - 2;
+        /* Accept arbitrarily long scatter-gather lists */
+        hcd->self.sg_tablesize = ~0;
 
         if (usb_hcd_is_primary_hcd(hcd)) {
                 xhci = kzalloc(sizeof(struct xhci_hcd), GFP_KERNEL);