From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:38861) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TZME2-0003GI-On for qemu-devel@nongnu.org; Fri, 16 Nov 2012 08:44:57 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1TZMDz-0001b8-M9 for qemu-devel@nongnu.org; Fri, 16 Nov 2012 08:44:54 -0500 Received: from mx1.redhat.com ([209.132.183.28]:65406) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TZMDz-0001au-EH for qemu-devel@nongnu.org; Fri, 16 Nov 2012 08:44:51 -0500 Received: from int-mx10.intmail.prod.int.phx2.redhat.com (int-mx10.intmail.prod.int.phx2.redhat.com [10.5.11.23]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id qAGDiobr007165 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Fri, 16 Nov 2012 08:44:50 -0500 From: Gerd Hoffmann Date: Fri, 16 Nov 2012 14:44:42 +0100 Message-Id: <1353073487-19233-10-git-send-email-kraxel@redhat.com> In-Reply-To: <1353073487-19233-1-git-send-email-kraxel@redhat.com> References: <1353073487-19233-1-git-send-email-kraxel@redhat.com> Subject: [Qemu-devel] [PATCH 09/14] ehci: keep the frame timer running in case the guest asked for frame list rollover interrupts List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Gerd Hoffmann Signed-off-by: Gerd Hoffmann --- hw/usb/hcd-ehci.c | 7 +++++++ 1 files changed, 7 insertions(+), 0 deletions(-) diff --git a/hw/usb/hcd-ehci.c b/hw/usb/hcd-ehci.c index 287a066..14269da 100644 --- a/hw/usb/hcd-ehci.c +++ b/hw/usb/hcd-ehci.c @@ -964,6 +964,9 @@ static void ehci_opreg_write(void *ptr, hwaddr addr, case USBINTR: val &= USBINTR_MASK; + if (ehci_enabled(s) && (USBSTS_FLR & val)) { + qemu_bh_schedule(s->async_bh); + } break; case FRINDEX: @@ -2220,6 +2223,10 @@ static void ehci_frame_timer(void *opaque) ehci->async_stepdown = 0; } + if (ehci_enabled(ehci) && (ehci->usbintr & USBSTS_FLR)) { + need_timer++; + } + if (need_timer) { /* If we've raised int, we speed up the timer, so that we quickly * notice any new packets queued up in response */ -- 1.7.1