From: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Date: Thu, 28 Feb 2013 18:23:15 +0000 (+0000)
Subject: cadence_gem: Flush queued packets
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=e3f9d31c9899cc94e124b042d7d5353dbfd812ca;p=qemu.git

cadence_gem: Flush queued packets

The device needs to check for queued RX packets when the RX path is re-enabled.

Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Message-id: 1fa8c88a3b7c654886d0a7484c2463cd4c2a2781.1360901435.git.peter.crosthwaite@xilinx.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
---

diff --git a/hw/cadence_gem.c b/hw/cadence_gem.c
index ab86c1702d..e6032ea44f 100644
--- a/hw/cadence_gem.c
+++ b/hw/cadence_gem.c
@@ -1106,6 +1106,9 @@ static void gem_write(void *opaque, hwaddr offset, uint64_t val,
             /* Reset to start of Q when receive disabled. */
             s->rx_desc_addr = s->regs[GEM_RXQBASE];
         }
+        if (val & GEM_NWCTRL_RXENA) {
+            qemu_flush_queued_packets(qemu_get_queue(s->nic));
+        }
         break;
 
     case GEM_TXSTATUS: