diff mbox

[1/1] dev-serial: report when data are ready to be read

Message ID 1418919822-26144-1-git-send-email-plagnioj@jcrosoft.com
State New
Headers show

Commit Message

Jean-Christophe PLAGNIOL-VILLARD Dec. 18, 2014, 4:23 p.m. UTC 
So we can pull it on software without IRQ support

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
---
 hw/usb/dev-serial.c | 2 ++
 1 file changed, 2 insertions(+)
diff mbox

Patch

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: