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-rw-r--r--drivers/usb/host/ehci-q.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/usb/host/ehci-q.c b/drivers/usb/host/ehci-q.c
index a427d3b00634..89521775c567 100644
--- a/drivers/usb/host/ehci-q.c
+++ b/drivers/usb/host/ehci-q.c
@@ -849,9 +849,10 @@ qh_make (
849 * But interval 1 scheduling is simpler, and 849 * But interval 1 scheduling is simpler, and
850 * includes high bandwidth. 850 * includes high bandwidth.
851 */ 851 */
852 dbg ("intr period %d uframes, NYET!", 852 urb->interval = 1;
853 urb->interval); 853 } else if (qh->period > ehci->periodic_size) {
854 goto done; 854 qh->period = ehci->periodic_size;
855 urb->interval = qh->period << 3;
855 } 856 }
856 } else { 857 } else {
857 int think_time; 858 int think_time;
@@ -874,6 +875,10 @@ qh_make (
874 usb_calc_bus_time (urb->dev->speed, 875 usb_calc_bus_time (urb->dev->speed,
875 is_input, 0, max_packet (maxp))); 876 is_input, 0, max_packet (maxp)));
876 qh->period = urb->interval; 877 qh->period = urb->interval;
878 if (qh->period > ehci->periodic_size) {
879 qh->period = ehci->periodic_size;
880 urb->interval = qh->period;
881 }
877 } 882 }
878 } 883 }
879 884