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xHCI: update sg tablesize

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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>
This commit is contained in:
Andiry Xu
2012-03-05 17:49:38 +08:00
committed by Sarah Sharp
parent 085deb1684
commit fdaf8b3183
1 changed files with 2 additions and 1 deletions
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drivers/usb/host/xhci.c
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@@ -3968,7 +3968,8 @@ int xhci_gen_setup(struct usb_hcd *hcd, xhci_get_quirks_t get_quirks)
int retval; int retval;
u32 temp; 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)) { if (usb_hcd_is_primary_hcd(hcd)) {
xhci = kzalloc(sizeof(struct xhci_hcd), GFP_KERNEL); xhci = kzalloc(sizeof(struct xhci_hcd), GFP_KERNEL);