[PATCH] ehci: add tt_usecs

[cascardo/linux.git] / drivers / usb / host / ehci-sched.c

diff --git a/drivers/usb/host/ehci-sched.c b/drivers/usb/host/ehci-sched.c
index 4c972b5..ccc7300 100644 (file)
--- a/drivers/usb/host/ehci-sched.c
+++ b/drivers/usb/host/ehci-sched.c
@@ -700,6 +700,7 @@ iso_stream_init (
 
        } else {
                u32             addr;
+               int             think_time;
 
                addr = dev->ttport << 24;
                if (!ehci_is_TDI(ehci)
@@ -709,6 +710,9 @@ iso_stream_init (
                addr |= epnum << 8;
                addr |= dev->devnum;
                stream->usecs = HS_USECS_ISO (maxp);
+               think_time = dev->tt ? dev->tt->think_time : 0;
+               stream->tt_usecs = NS_TO_US (think_time + usb_calc_bus_time (
+                               dev->speed, is_input, 1, maxp));
                if (is_input) {
                        u32     tmp;