From 8e24283b2687e1d58d5f6a4872198c29e8a45d00 Mon Sep 17 00:00:00 2001 From: Hans de Goede Date: Fri, 30 Mar 2012 09:53:53 +0200 Subject: [PATCH] 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 Signed-off-by: Gerd Hoffmann --- hw/usb/hcd-ehci.c | 8 -------- 1 file changed, 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) {