From cc1f0f45425d0cca41ad421623f92bebc93a21a9 Mon Sep 17 00:00:00 2001 From: Jason Wang Date: Wed, 30 Jan 2013 19:12:23 +0800 Subject: 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 Signed-off-by: Anthony Liguori --- hw/stellaris_enet.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'hw/stellaris_enet.c') diff --git a/hw/stellaris_enet.c b/hw/stellaris_enet.c index 99d473006e..6c701fb67b 100644 --- a/hw/stellaris_enet.c +++ b/hw/stellaris_enet.c @@ -80,7 +80,7 @@ static void stellaris_enet_update(stellaris_enet_state *s) /* TODO: Implement MAC address filtering. */ static ssize_t stellaris_enet_receive(NetClientState *nc, const uint8_t *buf, size_t size) { - stellaris_enet_state *s = DO_UPCAST(NICState, nc, nc)->opaque; + stellaris_enet_state *s = qemu_get_nic_opaque(nc); int n; uint8_t *p; uint32_t crc; @@ -122,7 +122,7 @@ static ssize_t stellaris_enet_receive(NetClientState *nc, const uint8_t *buf, si static int stellaris_enet_can_receive(NetClientState *nc) { - stellaris_enet_state *s = DO_UPCAST(NICState, nc, nc)->opaque; + stellaris_enet_state *s = qemu_get_nic_opaque(nc); if ((s->rctl & SE_RCTL_RXEN) == 0) return 1; @@ -384,7 +384,7 @@ static int stellaris_enet_load(QEMUFile *f, void *opaque, int version_id) static void stellaris_enet_cleanup(NetClientState *nc) { - stellaris_enet_state *s = DO_UPCAST(NICState, nc, nc)->opaque; + stellaris_enet_state *s = qemu_get_nic_opaque(nc); unregister_savevm(&s->busdev.qdev, "stellaris_enet", s); -- cgit 1.4.1