In dwc2_hcd_qh_deactivate() we will put some things on the periodic_sched_ready list. These things won't be taken off the ready list until the next SOF, which might be a little late. Let's put them on right away. Signed-off-by: Douglas Anderson <dianders@xxxxxxxxxxxx> Tested-by: Heiko Stuebner <heiko@xxxxxxxxx> Tested-by: Stefan Wahren <stefan.wahren@xxxxxxxx> --- Changes in v6: - Add Heiko's Tested-by. - Add Stefan's Tested-by. Changes in v5: None Changes in v4: - Schedule periodic right away if it's time new for v4. Changes in v3: None Changes in v2: None drivers/usb/dwc2/hcd_queue.c | 18 ++++++++++++++++-- 1 file changed, 16 insertions(+), 2 deletions(-) diff --git a/drivers/usb/dwc2/hcd_queue.c b/drivers/usb/dwc2/hcd_queue.c index 9b3c435339ee..3abb34a5fc5b 100644 --- a/drivers/usb/dwc2/hcd_queue.c +++ b/drivers/usb/dwc2/hcd_queue.c @@ -1080,12 +1080,26 @@ void dwc2_hcd_qh_deactivate(struct dwc2_hsotg *hsotg, struct dwc2_qh *qh, * Note: we purposely use the frame_number from the "hsotg" structure * since we know SOF interrupt will handle future frames. */ - if (dwc2_frame_num_le(qh->next_active_frame, hsotg->frame_number)) + if (dwc2_frame_num_le(qh->next_active_frame, hsotg->frame_number)) { + enum dwc2_transaction_type tr_type; + + /* + * We're bypassing the SOF handler which is normally what puts + * us on the ready list because we're in a hurry and need to + * try to catch up. + */ + dwc2_sch_vdbg(hsotg, "QH=%p IMM ready fn=%04x, nxt=%04x\n", + qh, frame_number, qh->next_active_frame); list_move_tail(&qh->qh_list_entry, &hsotg->periodic_sched_ready); - else + + tr_type = dwc2_hcd_select_transactions(hsotg); + if (tr_type != DWC2_TRANSACTION_NONE) + dwc2_hcd_queue_transactions(hsotg, tr_type); + } else { list_move_tail(&qh->qh_list_entry, &hsotg->periodic_sched_inactive); + } } /** -- 2.7.0.rc3.207.g0ac5344 -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html