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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/eepro100.c
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@ -1619,7 +1619,7 @@ static const MemoryRegionOps eepro100_ops = {
static int nic_can_receive(NetClientState *nc)
{
EEPRO100State *s = DO_UPCAST(NICState, nc, nc)->opaque;
EEPRO100State *s = qemu_get_nic_opaque(nc);
TRACE(RXTX, logout("%p\n", s));
return get_ru_state(s) == ru_ready;
#if 0
@ -1633,7 +1633,7 @@ static ssize_t nic_receive(NetClientState *nc, const uint8_t * buf, size_t size)
* - Magic packets should set bit 30 in power management driver register.
* - Interesting packets should set bit 29 in power management driver register.
*/
EEPRO100State *s = DO_UPCAST(NICState, nc, nc)->opaque;
EEPRO100State *s = qemu_get_nic_opaque(nc);
uint16_t rfd_status = 0xa000;
#if defined(CONFIG_PAD_RECEIVED_FRAMES)
uint8_t min_buf[60];
@ -1835,7 +1835,7 @@ static const VMStateDescription vmstate_eepro100 = {
static void nic_cleanup(NetClientState *nc)
{
EEPRO100State *s = DO_UPCAST(NICState, nc, nc)->opaque;
EEPRO100State *s = qemu_get_nic_opaque(nc);
s->nic = NULL;
}