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authorHans de Goede <hdegoede@redhat.com>2012-03-30 09:53:53 +0200
committerGerd Hoffmann <kraxel@redhat.com>2012-04-17 10:23:28 +0200
commit8e24283b2687e1d58d5f6a4872198c29e8a45d00 (patch)
tree994b86a058963b0a98c04fcdcb9e37bc655df9b0 /hw/usb/hcd-ehci.c
parent96dd9aac37d30f3425088f81523942e67b2d03ac (diff)
downloadfocaccia-qemu-8e24283b2687e1d58d5f6a4872198c29e8a45d00.tar.gz
focaccia-qemu-8e24283b2687e1d58d5f6a4872198c29e8a45d00.zip
usb-ehci: Drop unused sofv value
The sofv value only ever gets a value assigned and is never used (read)
anywhere, so we can just drop it.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Diffstat (limited to 'hw/usb/hcd-ehci.c')
-rw-r--r--hw/usb/hcd-ehci.c8
1 files changed, 0 insertions, 8 deletions
diff --git a/hw/usb/hcd-ehci.c b/hw/usb/hcd-ehci.c
index be02308242..e12f09870c 100644
--- a/hw/usb/hcd-ehci.c
+++ b/hw/usb/hcd-ehci.c
@@ -403,7 +403,6 @@ struct EHCIState {
     /*
      *  Internal states, shadow registers, etc
      */
-    uint32_t sofv;
     QEMUTimer *frame_timer;
     int attach_poll_counter;
     int astate;                        // Current state in asynchronous schedule
@@ -1102,10 +1101,6 @@ static void ehci_mem_writel(void *ptr, target_phys_addr_t addr, uint32_t val)
         val &= USBINTR_MASK;
         break;
 
-    case FRINDEX:
-        s->sofv = val >> 3;
-        break;
-
     case CONFIGFLAG:
         val &= 0x1;
         if (val) {
@@ -2157,9 +2152,6 @@ static void ehci_frame_timer(void *opaque)
                 ehci_set_interrupt(ehci, USBSTS_FLR);
                 ehci->frindex = 0;
             }
-
-            ehci->sofv = (ehci->frindex - 1) >> 3;
-            ehci->sofv &= 0x000003ff;
         }
 
         if (frames - i > ehci->maxframes) {