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authorLadi Prosek <lprosek@redhat.com>2017-05-12 12:21:00 +0200
committerGerd Hoffmann <kraxel@redhat.com>2017-05-12 12:26:40 +0200
commit99f9aeba5d461f79c9ce73f968ba0feb77fc1f5a (patch)
tree2f7c56c9cea1d60d4d3ad4225f9c5d68aec36ac0 /hw/usb
parent66849dcfbed4be2ba012fd55631558c623c43f89 (diff)
downloadfocaccia-qemu-99f9aeba5d461f79c9ce73f968ba0feb77fc1f5a.tar.gz
focaccia-qemu-99f9aeba5d461f79c9ce73f968ba0feb77fc1f5a.zip
xhci: relax link check
The strict td link limit added by commit "05f43d4 xhci: limit the
number of link trbs we are willing to process" causes problems with
Windows guests. Let's raise the limit.

This change is analogous to:

  commit ab6b1105a2259c7072905887f71caa850ce63190
  Author: Gerd Hoffmann <kraxel@redhat.com>
  Date:   Tue Mar 7 09:40:18 2017 +0100

      ohci: relax link check

Signed-off-by: Ladi Prosek <lprosek@redhat.com>
Message-id: 20170512102100.22675-1-lprosek@redhat.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Diffstat (limited to 'hw/usb')
-rw-r--r--hw/usb/hcd-xhci.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/hw/usb/hcd-xhci.c b/hw/usb/hcd-xhci.c
index d3d47bf925..77d8e1137a 100644
--- a/hw/usb/hcd-xhci.c
+++ b/hw/usb/hcd-xhci.c
@@ -50,7 +50,7 @@
 /* Very pessimistic, let's hope it's enough for all cases */
 #define EV_QUEUE (((3 * 24) + 16) * MAXSLOTS)
 
-#define TRB_LINK_LIMIT  4
+#define TRB_LINK_LIMIT  32
 #define COMMAND_LIMIT   256
 #define TRANSFER_LIMIT  256