diff options
| author | Gregory Herrero | 2015-09-22 15:16:52 +0200 |
|---|---|---|
| committer | Felipe Balbi | 2015-10-01 19:40:18 +0200 |
| commit | dd81dd7c8178c430040dc98c8144d4998ba2f7fb (patch) | |
| tree | e3dcd0a3c17a002e9056813c1e56b477f39355e5 /drivers/usb/dwc2 | |
| parent | usb: dwc2: host: correctly dump urb isochronous descriptors (diff) | |
| download | kernel-qcow2-linux-dd81dd7c8178c430040dc98c8144d4998ba2f7fb.tar.gz kernel-qcow2-linux-dd81dd7c8178c430040dc98c8144d4998ba2f7fb.tar.xz kernel-qcow2-linux-dd81dd7c8178c430040dc98c8144d4998ba2f7fb.zip | |
usb: dwc2: host: use correct frame number during qh init
On first qh initialization, hsotg->frame_number is not corresponding
to reality. So read it from host controller to get correct value.
Signed-off-by: Gregory Herrero <gregory.herrero@intel.com>
Signed-off-by: Mian Yousaf Kaukab <yousaf.kaukab@intel.com>
Tested-by: Robert Baldyga <r.baldyga@samsung.com>
Tested-by: Dinh Nguyen <dinguyen@opensource.altera.com>
Tested-by: John Youn <johnyoun@synopsys.com>
Acked-by: John Youn <johnyoun@synopsys.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/dwc2')
| -rw-r--r-- | drivers/usb/dwc2/hcd_queue.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/usb/dwc2/hcd_queue.c b/drivers/usb/dwc2/hcd_queue.c index 801bd9d9c4bd..7d8d06cfe3c1 100644 --- a/drivers/usb/dwc2/hcd_queue.c +++ b/drivers/usb/dwc2/hcd_queue.c @@ -106,6 +106,9 @@ static void dwc2_qh_init(struct dwc2_hsotg *hsotg, struct dwc2_qh *qh, USB_SPEED_HIGH : dev_speed, qh->ep_is_in, qh->ep_type == USB_ENDPOINT_XFER_ISOC, bytecount)); + + /* Ensure frame_number corresponds to the reality */ + hsotg->frame_number = dwc2_hcd_get_frame_number(hsotg); /* Start in a slightly future (micro)frame */ qh->sched_frame = dwc2_frame_num_inc(hsotg->frame_number, SCHEDULE_SLOP); |