summary refs log tree commit diff stats
path: root/hw/spapr_llan.c
diff options
context:
space:
mode:
authorJason Wang <jasowang@redhat.com>2013-01-30 19:12:23 +0800
committerAnthony Liguori <aliguori@us.ibm.com>2013-02-01 11:03:00 -0600
commitcc1f0f45425d0cca41ad421623f92bebc93a21a9 (patch)
tree8015fb30e1da7eab59fbbf236f790500a47cbea0 /hw/spapr_llan.c
parentb356f76de31e343121cdab3a01b39182edce9519 (diff)
downloadfocaccia-qemu-cc1f0f45425d0cca41ad421623f92bebc93a21a9.tar.gz
focaccia-qemu-cc1f0f45425d0cca41ad421623f92bebc93a21a9.zip
net: introduce qemu_get_nic()
To support multiqueue, this patch introduces a helper qemu_get_nic() to get
NICState from a NetClientState. The following patches would refactor this helper
to support multiqueue.

Signed-off-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Diffstat (limited to 'hw/spapr_llan.c')
-rw-r--r--hw/spapr_llan.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/hw/spapr_llan.c b/hw/spapr_llan.c
index d53d4ae021..6ef29362f5 100644
--- a/hw/spapr_llan.c
+++ b/hw/spapr_llan.c
@@ -85,7 +85,7 @@ typedef struct VIOsPAPRVLANDevice {
 
 static int spapr_vlan_can_receive(NetClientState *nc)
 {
-    VIOsPAPRVLANDevice *dev = DO_UPCAST(NICState, nc, nc)->opaque;
+    VIOsPAPRVLANDevice *dev = qemu_get_nic_opaque(nc);
 
     return (dev->isopen && dev->rx_bufs > 0);
 }
@@ -93,7 +93,7 @@ static int spapr_vlan_can_receive(NetClientState *nc)
 static ssize_t spapr_vlan_receive(NetClientState *nc, const uint8_t *buf,
                                   size_t size)
 {
-    VIOsPAPRDevice *sdev = DO_UPCAST(NICState, nc, nc)->opaque;
+    VIOsPAPRDevice *sdev = qemu_get_nic_opaque(nc);
     VIOsPAPRVLANDevice *dev = (VIOsPAPRVLANDevice *)sdev;
     vlan_bd_t rxq_bd = vio_ldq(sdev, dev->buf_list + VLAN_RXQ_BD_OFF);
     vlan_bd_t bd;