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From ef3477db39f2eb38610b7e99a4a4f4d8ddb903df Mon Sep 17 00:00:00 2001
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From: Hans de Goede <hdegoede@redhat.com>
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Date: Thu, 29 Mar 2012 16:37:34 +0200
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Subject: [PATCH 142/146] usb-ehci: Drop unused sofv value
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The sofv value only ever gets a value assigned and is never used (read)
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anywhere, so we can just drop it.
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Signed-off-by: Hans de Goede <hdegoede@redhat.com>
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---
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hw/usb-ehci.c | 8 --------
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1 file changed, 8 deletions(-)
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diff --git a/hw/usb-ehci.c b/hw/usb-ehci.c
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index 3934bf0..ff69587 100644
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--- a/hw/usb-ehci.c
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+++ b/hw/usb-ehci.c
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@@ -403,7 +403,6 @@ struct EHCIState {
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/*
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* Internal states, shadow registers, etc
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*/
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- uint32_t sofv;
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QEMUTimer *frame_timer;
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int attach_poll_counter;
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int astate; // Current state in asynchronous schedule
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@@ -1082,10 +1081,6 @@ static void ehci_mem_writel(void *ptr, target_phys_addr_t addr, uint32_t val)
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val &= USBINTR_MASK;
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break;
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- case FRINDEX:
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- s->sofv = val >> 3;
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- break;
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-
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case CONFIGFLAG:
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val &= 0x1;
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if (val) {
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@@ -2165,9 +2160,6 @@ static void ehci_frame_timer(void *opaque)
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ehci_set_interrupt(ehci, USBSTS_FLR);
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ehci->frindex = 0;
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}
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-
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- ehci->sofv = (ehci->frindex - 1) >> 3;
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- ehci->sofv &= 0x000003ff;
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}
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if (frames - i > ehci->maxframes) {
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--
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1.7.9.3
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