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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/milkymist-minimac2.c
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@ -280,7 +280,7 @@ static void update_rx_interrupt(MilkymistMinimac2State *s)
static ssize_t minimac2_rx(NetClientState *nc, const uint8_t *buf, size_t size)
{
MilkymistMinimac2State *s = DO_UPCAST(NICState, nc, nc)->opaque;
MilkymistMinimac2State *s = qemu_get_nic_opaque(nc);
uint32_t r_count;
uint32_t r_state;
@ -410,7 +410,7 @@ static const MemoryRegionOps minimac2_ops = {
static int minimac2_can_rx(NetClientState *nc)
{
MilkymistMinimac2State *s = DO_UPCAST(NICState, nc, nc)->opaque;
MilkymistMinimac2State *s = qemu_get_nic_opaque(nc);
if (s->regs[R_STATE0] == STATE_LOADED) {
return 1;
@ -424,7 +424,7 @@ static int minimac2_can_rx(NetClientState *nc)
static void minimac2_cleanup(NetClientState *nc)
{
MilkymistMinimac2State *s = DO_UPCAST(NICState, nc, nc)->opaque;
MilkymistMinimac2State *s = qemu_get_nic_opaque(nc);
s->nic = NULL;
}