From fdaf8b3183d126d70f19e13c690c762c65b28a5d Mon Sep 17 00:00:00 2001 From: Andiry Xu Date: Mon, 5 Mar 2012 17:49:38 +0800 Subject: xHCI: update sg tablesize Update sg tablesize as we can expand the ring now. Signed-off-by: Andiry Xu Signed-off-by: Sarah Sharp Tested-by: Paul Zimmerman --- drivers/usb/host/xhci.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'drivers/usb/host/xhci.c') diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index dec5b2d..f9f161f 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); -- cgit v1.1