[PATCH] USB UHCI: remove the FSBR kernel timer

This patch (as558) removes from the UHCI driver a kernel timer used for
checking Full Speed Bandwidth Reclamation (FSBR).  The checking can be
done during normal root-hub polling; it doesn't need a separate timer.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 3 insertions, 8 deletions

diff --git a/drivers/usb/host/uhci-hcd.h b/drivers/usb/host/uhci-hcd.h
index bf9c5f9b508b..282f40b75881 100644
--- a/drivers/usb/host/uhci-hcd.h
+++ b/drivers/usb/host/uhci-hcd.h
@@ -345,9 +345,6 @@ enum uhci_rh_state {
 
 /*
  * This describes the full uhci information.
- *
- * Note how the "proper" USB information is just
- * a subset of what the full implementation needs.
  */
 struct uhci_hcd {
 
@@ -360,8 +357,6 @@ struct uhci_hcd {
         struct dma_pool *qh_pool;
         struct dma_pool *td_pool;
 
-        struct usb_bus *bus;
-
         struct uhci_td *term_td;        /* Terminating TD, see UHCI bug */
         struct uhci_qh *skelqh[UHCI_NUM_SKELQH];        /* Skeleton QH's */
 
@@ -380,6 +375,8 @@ struct uhci_hcd {
         unsigned int scan_in_progress:1;        /* Schedule scan is running */
         unsigned int need_rescan:1;             /* Redo the schedule scan */
         unsigned int hc_inaccessible:1;         /* HC is suspended or dead */
+        unsigned int working_RD:1;              /* Suspended root hub doesn't
+                                                   need to be polled */
 
         /* Support for port suspend/resume/reset */
         unsigned long port_c_suspend;           /* Bit-arrays of ports */
@@ -405,9 +402,7 @@ struct uhci_hcd {
         /* List of URB's awaiting completion callback */
         struct list_head complete_list;         /* P: uhci->lock */
 
-        int rh_numports;
-
-        struct timer_list stall_timer;
+        int rh_numports;                        /* Number of root-hub ports */
 
         wait_queue_head_t waitqh;               /* endpoint_disable waiters */
 };