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path: root/drivers/usb/host/ehci-timer.c
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Diffstat (limited to 'drivers/usb/host/ehci-timer.c')
-rw-r--r--drivers/usb/host/ehci-timer.c29
1 files changed, 15 insertions, 14 deletions
diff --git a/drivers/usb/host/ehci-timer.c b/drivers/usb/host/ehci-timer.c
index 20dbdcbe9b0..f904071d70d 100644
--- a/drivers/usb/host/ehci-timer.c
+++ b/drivers/usb/host/ehci-timer.c
@@ -113,14 +113,15 @@ static void ehci_poll_ASS(struct ehci_hcd *ehci)
if (want != actual) {
- /* Poll again later, but give up after about 20 ms */
- if (ehci->ASS_poll_count++ < 20) {
- ehci_enable_event(ehci, EHCI_HRTIMER_POLL_ASS, true);
- return;
- }
- ehci_dbg(ehci, "Waited too long for the async schedule status (%x/%x), giving up\n",
- want, actual);
+ /* Poll again later */
+ ehci_enable_event(ehci, EHCI_HRTIMER_POLL_ASS, true);
+ ++ehci->ASS_poll_count;
+ return;
}
+
+ if (ehci->ASS_poll_count > 20)
+ ehci_dbg(ehci, "ASS poll count reached %d\n",
+ ehci->ASS_poll_count);
ehci->ASS_poll_count = 0;
/* The status is up-to-date; restart or stop the schedule as needed */
@@ -159,14 +160,14 @@ static void ehci_poll_PSS(struct ehci_hcd *ehci)
if (want != actual) {
- /* Poll again later, but give up after about 20 ms */
- if (ehci->PSS_poll_count++ < 20) {
- ehci_enable_event(ehci, EHCI_HRTIMER_POLL_PSS, true);
- return;
- }
- ehci_dbg(ehci, "Waited too long for the periodic schedule status (%x/%x), giving up\n",
- want, actual);
+ /* Poll again later */
+ ehci_enable_event(ehci, EHCI_HRTIMER_POLL_PSS, true);
+ return;
}
+
+ if (ehci->PSS_poll_count > 20)
+ ehci_dbg(ehci, "PSS poll count reached %d\n",
+ ehci->PSS_poll_count);
ehci->PSS_poll_count = 0;
/* The status is up-to-date; restart or stop the schedule as needed */