2 files changed, 7 insertions, 0 deletions

diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index 3e759af049b7..c35058b94de6 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -3293,6 +3293,11 @@ static int xhci_queue_isoc_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
                         } else {
                                 td->last_trb = ep_ring->enqueue;
                                 field |= TRB_IOC;
+                                if (xhci->hci_version == 0x100) {
+                                        /* Set BEI bit except for the last td */
+                                        if (i < num_tds - 1)
+                                                field |= TRB_BEI;
+                                }
                                 more_trbs_coming = false;
                         }
 
diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
index af8b66f2fd00..33a49d5d6c22 100644
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -964,6 +964,8 @@ struct xhci_event_cmd {
 /* The buffer pointer contains immediate data */
 #define TRB_IDT                 (1<<6)
 
+/* Block Event Interrupt */
+#define TRB_BEI                 (1<<9)
 
 /* Control transfer TRB specific fields */
 #define TRB_DIR_IN              (1<<16)