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authorhselasky <hselasky@FreeBSD.org>2013-06-02 10:54:47 +0000
committerhselasky <hselasky@FreeBSD.org>2013-06-02 10:54:47 +0000
commit58ab3853c2b6638a45cc68fc6d6f7b18290f6260 (patch)
treedec0cb887784a3645323a2dac39c5c114f9d6c1f /sys/dev
parentc8786efb411fdfe8801390783318aa01c128696f (diff)
downloadFreeBSD-src-58ab3853c2b6638a45cc68fc6d6f7b18290f6260.zip
FreeBSD-src-58ab3853c2b6638a45cc68fc6d6f7b18290f6260.tar.gz
Don't set the start ISOC ASAP bit for non-isochronous TRBs.
MFC after: 1 week
Diffstat (limited to 'sys/dev')
-rw-r--r--sys/dev/usb/controller/xhci.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/sys/dev/usb/controller/xhci.c b/sys/dev/usb/controller/xhci.c
index 7d5bf1f..69c873f 100644
--- a/sys/dev/usb/controller/xhci.c
+++ b/sys/dev/usb/controller/xhci.c
@@ -1700,14 +1700,17 @@ restart:
dword = XHCI_TRB_3_CHAIN_BIT | XHCI_TRB_3_CYCLE_BIT |
XHCI_TRB_3_TYPE_SET(temp->trb_type) |
- (temp->do_isoc_sync ?
- XHCI_TRB_3_FRID_SET(temp->isoc_frame / 8) :
- XHCI_TRB_3_ISO_SIA_BIT) |
XHCI_TRB_3_TBC_SET(temp->tbc) |
XHCI_TRB_3_TLBPC_SET(temp->tlbpc);
- temp->do_isoc_sync = 0;
-
+ if (temp->trb_type == XHCI_TRB_TYPE_ISOCH) {
+ if (temp->do_isoc_sync != 0) {
+ temp->do_isoc_sync = 0;
+ dword |= XHCI_TRB_3_FRID_SET(temp->isoc_frame / 8);
+ } else {
+ dword |= XHCI_TRB_3_ISO_SIA_BIT;
+ }
+ }
if (temp->direction == UE_DIR_IN) {
dword |= XHCI_TRB_3_DIR_IN;
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