USB storage: fix ipod ejecting issue

[linux-2.6-omap-h63xx.git] / drivers / usb / host / ehci.h

diff --git a/drivers/usb/host/ehci.h b/drivers/usb/host/ehci.h
index 6aac39f50e0734d35e33f2fb3cfd5c6e2fcec627..74dbc6c8228ff634be1925907f9780bcbe77882f 100644 (file)
--- a/drivers/usb/host/ehci.h
+++ b/drivers/usb/host/ehci.h
@@ -58,6 +58,7 @@ struct ehci_hcd {                     /* one per controller */
        /* async schedule support */
        struct ehci_qh          *async;
        struct ehci_qh          *reclaim;
+       unsigned                reclaim_ready : 1;
        unsigned                scanning : 1;
 
        /* periodic schedule support */
@@ -73,6 +74,7 @@ struct ehci_hcd {                     /* one per controller */
 
        /* per root hub port */
        unsigned long           reset_done [EHCI_MAX_ROOT_PORTS];
+       unsigned long           bus_suspended;
 
        /* per-HC memory pools (could be per-bus, but ...) */
        struct dma_pool         *qh_pool;       /* qh per active urb */
@@ -80,7 +82,6 @@ struct ehci_hcd {                     /* one per controller */
        struct dma_pool         *itd_pool;      /* itd per iso urb */
        struct dma_pool         *sitd_pool;     /* sitd per split iso urb */
 
-       struct timer_list       iaa_watchdog;
        struct timer_list       watchdog;
        unsigned long           actions;
        unsigned                stamp;
@@ -114,21 +115,9 @@ static inline struct usb_hcd *ehci_to_hcd (struct ehci_hcd *ehci)
 }
 
 
-static inline void
-iaa_watchdog_start (struct ehci_hcd *ehci)
-{
-       WARN_ON(timer_pending(&ehci->iaa_watchdog));
-       mod_timer (&ehci->iaa_watchdog,
-                       jiffies + msecs_to_jiffies(EHCI_IAA_MSECS));
-}
-
-static inline void iaa_watchdog_done (struct ehci_hcd *ehci)
-{
-       del_timer (&ehci->iaa_watchdog);
-}
-
 enum ehci_timer_action {
        TIMER_IO_WATCHDOG,
+       TIMER_IAA_WATCHDOG,
        TIMER_ASYNC_SHRINK,
        TIMER_ASYNC_OFF,
 };
@@ -146,6 +135,9 @@ timer_action (struct ehci_hcd *ehci, enum ehci_timer_action action)
                unsigned long t;
 
                switch (action) {
+               case TIMER_IAA_WATCHDOG:
+                       t = EHCI_IAA_JIFFIES;
+                       break;
                case TIMER_IO_WATCHDOG:
                        t = EHCI_IO_JIFFIES;
                        break;
@@ -162,7 +154,8 @@ timer_action (struct ehci_hcd *ehci, enum ehci_timer_action action)
                // async queue SHRINK often precedes IAA.  while it's ready
                // to go OFF neither can matter, and afterwards the IO
                // watchdog stops unless there's still periodic traffic.
-               if (time_before_eq(t, ehci->watchdog.expires)
+               if (action != TIMER_IAA_WATCHDOG
+                               && t > ehci->watchdog.expires
                                && timer_pending (&ehci->watchdog))
                        return;
                mod_timer (&ehci->watchdog, t);