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-rw-r--r--sys/dev/usb/xhci.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/sys/dev/usb/xhci.c b/sys/dev/usb/xhci.c
index 90d37fe..a433fb9 100644
--- a/sys/dev/usb/xhci.c
+++ b/sys/dev/usb/xhci.c
@@ -112,6 +112,7 @@ xhci_submit_cmd(struct xhci_hc *hc, struct xhci_trb trb)
/* Push the TRB to the command ring */
cmd_db = XHCI_CMD_DB(hc->base, caps->dboff);
hc->cmd_ring[hc->cmd_ptr++] = trb;
+ hc->cycle = ~hc->cycle;
/* Wrap if needed */
if (hc->cmd_ptr >= XHCI_CMDRING_LEN) {
@@ -368,7 +369,7 @@ xhci_init_hc(struct xhci_hc *hc)
}
/* Set cmdring state */
- hc->cycle = 0;
+ hc->cycle = 1;
hc->cmd_ptr = 0;
/* Allocate resources and tell the HC about them */