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usb-ehci: Drop unused sofv value

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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>
This commit is contained in:
Hans de Goede 2012-03-30 09:53:53 +02:00 committed by Gerd Hoffmann
parent 96dd9aac37
commit 8e24283b26
1 changed files with 0 additions and 8 deletions
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8
hw/usb/hcd-ehci.c
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@ -403,7 +403,6 @@ struct EHCIState {
/* /*
* Internal states, shadow registers, etc * Internal states, shadow registers, etc
*/ */
uint32_t sofv;
QEMUTimer *frame_timer; QEMUTimer *frame_timer;
int attach_poll_counter; int attach_poll_counter;
int astate; // Current state in asynchronous schedule 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; val &= USBINTR_MASK;
break; break;
case FRINDEX:
s->sofv = val >> 3;
break;
case CONFIGFLAG: case CONFIGFLAG:
val &= 0x1; val &= 0x1;
if (val) { if (val) {
@ -2157,9 +2152,6 @@ static void ehci_frame_timer(void *opaque)
ehci_set_interrupt(ehci, USBSTS_FLR); ehci_set_interrupt(ehci, USBSTS_FLR);
ehci->frindex = 0; ehci->frindex = 0;
} }
ehci->sofv = (ehci->frindex - 1) >> 3;
ehci->sofv &= 0x000003ff;
} }
if (frames - i > ehci->maxframes) { if (frames - i > ehci->maxframes) {