diff options
| author | aiju <devnull@localhost> | 2018-03-06 17:18:48 +0000 |
|---|---|---|
| committer | aiju <devnull@localhost> | 2018-03-06 17:18:48 +0000 |
| commit | 9226caf2a3bf88258665f4e3786c6abb8820d308 (patch) | |
| tree | b4746f9fde85eeffc8457c8c55d0406e52060f7d /sys/man/3 | |
| parent | 097879eace30b438c8c20edd543f5752d0eec07b (diff) | |
usbehci: add uframes control request to return uframes one at a time
Diffstat (limited to 'sys/man/3')
| -rw-r--r-- | sys/man/3/usb | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/sys/man/3/usb b/sys/man/3/usb index 5cf446293..ba476c002 100644 --- a/sys/man/3/usb +++ b/sys/man/3/usb @@ -398,6 +398,13 @@ Use as the number of transactions per frame (or µframe), as reported by the descriptor. .TP +.BI uframes " n" +If +.I n +is set to 1 for an isochronous endpoint, +.IR read(2) +from the data file will not cross μframe boundaries. +.TP .B clrhalt Clear the halt condition for an endpoint. Used to recover from a stall caused by a device to signal its driver |