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| author | Hans Petter Selasky <hselasky@FreeBSD.org> | 2011-04-26 18:50:35 +0000 |
|---|---|---|
| committer | Hans Petter Selasky <hselasky@FreeBSD.org> | 2011-04-26 18:50:35 +0000 |
| commit | ea719ede0267abd75b3d73d436a36ddb12a6bb12 (patch) | |
| tree | 96e784ead5c6be6f12920fd1cabb7da6cd0193ea /sys | |
| parent | 0d307e09052349a4d1ed7cb93792005622bcf690 (diff) | |
| download | src-ea719ede0267abd75b3d73d436a36ddb12a6bb12.tar.gz src-ea719ede0267abd75b3d73d436a36ddb12a6bb12.zip | |
Fix for missing EHCI datatoggle change case.
Reported by: Mike Tancsa
MFC after: 3 days
Approved by: thompsa (mentor)
Notes
Notes:
svn path=/head/; revision=221073
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/dev/usb/controller/ehci.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/dev/usb/controller/ehci.c b/sys/dev/usb/controller/ehci.c index 8dcffa219797..b7cd3cdb09ca 100644 --- a/sys/dev/usb/controller/ehci.c +++ b/sys/dev/usb/controller/ehci.c @@ -1196,6 +1196,8 @@ ehci_data_toggle_update(struct usb_xfer *xfer, uint16_t actlen, uint16_t xlen) dt ^= 1; /* short packet at the end */ else if (actlen != xlen) dt ^= 1; /* zero length packet at the end */ + else if (xlen == 0) + dt ^= 1; /* zero length transfer */ xfer->endpoint->toggle_next ^= dt; } |