[Qemu-devel] [PATCH 13/17] cadence_gem: Flush queued packets

[Peter Maydell]

From: Peter Crosthwaite <address@hidden>

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

Signed-off-by: Peter Crosthwaite <address@hidden>
Message-id: address@hidden
Signed-off-by: Peter Maydell <address@hidden>
---
 hw/cadence_gem.c |    3 +++
 1 file changed, 3 insertions(+)

diff --git a/hw/cadence_gem.c b/hw/cadence_gem.c
index ab86c17..e6032ea 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:
-- 
1.7.9.5