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net: introduce qemu_get_nic()

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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>
This commit is contained in:
Jason Wang 2013-01-30 19:12:23 +08:00 • committed by Anthony Liguori
parent b356f76de3
commit cc1f0f4542
28 changed files with 92 additions and 78 deletions
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6
hw/lan9118.c
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@ -386,7 +386,7 @@ static void phy_update_link(lan9118_state *s)
static void lan9118_set_link(NetClientState *nc)
{
phy_update_link(DO_UPCAST(NICState, nc, nc)->opaque);
phy_update_link(qemu_get_nic_opaque(nc));
}
static void phy_reset(lan9118_state *s)
@ -512,7 +512,7 @@ static int lan9118_filter(lan9118_state *s, const uint8_t *addr)
static ssize_t lan9118_receive(NetClientState *nc, const uint8_t *buf,
size_t size)
{
lan9118_state *s = DO_UPCAST(NICState, nc, nc)->opaque;
lan9118_state *s = qemu_get_nic_opaque(nc);
int fifo_len;
int offset;
int src_pos;
@ -1306,7 +1306,7 @@ static const MemoryRegionOps lan9118_16bit_mem_ops = {
static void lan9118_cleanup(NetClientState *nc)
{
lan9118_state *s = DO_UPCAST(NICState, nc, nc)->opaque;
lan9118_state *s = qemu_get_nic_opaque(nc);
s->nic = NULL;
}