From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:59201) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Y1drz-0004Qe-FH for qemu-devel@nongnu.org; Thu, 18 Dec 2014 11:24:14 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Y1drr-0000df-Sp for qemu-devel@nongnu.org; Thu, 18 Dec 2014 11:24:07 -0500 Received: from 17.mo6.mail-out.ovh.net ([46.105.36.150]:59100) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Y1drr-0000cM-Ms for qemu-devel@nongnu.org; Thu, 18 Dec 2014 11:23:59 -0500 Received: from mail423.ha.ovh.net (b6.ovh.net [213.186.33.56]) by mo6.mail-out.ovh.net (Postfix) with SMTP id 18070FFABCA for ; Thu, 18 Dec 2014 17:23:56 +0100 (CET) From: Jean-Christophe PLAGNIOL-VILLARD Date: Thu, 18 Dec 2014 17:23:42 +0100 Message-Id: <1418919822-26144-1-git-send-email-plagnioj@jcrosoft.com> Subject: [Qemu-devel] [PATCH 1/1] dev-serial: report when data are ready to be read List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Jean-Christophe PLAGNIOL-VILLARD So we can pull it on software without IRQ support Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD --- hw/usb/dev-serial.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/hw/usb/dev-serial.c b/hw/usb/dev-serial.c index 500fbb0..4c14126 100644 --- a/hw/usb/dev-serial.c +++ b/hw/usb/dev-serial.c @@ -321,6 +321,8 @@ static void usb_serial_handle_control(USBDevice *dev, USBPacket *p, case DeviceInVendor | FTDI_GET_MDM_ST: data[0] = usb_get_modem_lines(s) | 1; data[1] = 0; + if (s->recv_used) + data[1] |= FTDI_DR; p->actual_length = 2; break; case DeviceOutVendor | FTDI_SET_EVENT_CHR: -- 2.1.3