Differential D14258 Diff 39029 sys/dev/hyperv/netvsc/if_hn.c

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sys/dev/hyperv/netvsc/if_hn.c

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#endif		#endif
#endif /* INET \|\| INET6 */		#endif /* INET \|\| INET6 */

ctx = device_get_sysctl_ctx(dev);		ctx = device_get_sysctl_ctx(dev);
child = SYSCTL_CHILDREN(device_get_sysctl_tree(dev));		child = SYSCTL_CHILDREN(device_get_sysctl_tree(dev));

/* Create dev.hn.UNIT.rx sysctl tree */		/* Create dev.hn.UNIT.rx sysctl tree */
sc->hn_rx_sysctl_tree = SYSCTL_ADD_NODE(ctx, child, OID_AUTO, "rx",		sc->hn_rx_sysctl_tree = SYSCTL_ADD_NODE(ctx, child, OID_AUTO, "rx",
CTLFLAG_RD \| CTLFLAG_MPSAFE, 0, "");		CTLFLAG_RD \| CTLFLAG_MPSAFE, 0,
		"Receive parameters");

for (i = 0; i < sc->hn_rx_ring_cnt; ++i) {		for (i = 0; i < sc->hn_rx_ring_cnt; ++i) {
struct hn_rx_ring *rxr = &sc->hn_rx_ring[i];		struct hn_rx_ring *rxr = &sc->hn_rx_ring[i];

rxr->hn_br = hyperv_dmamem_alloc(bus_get_dma_tag(dev),		rxr->hn_br = hyperv_dmamem_alloc(bus_get_dma_tag(dev),
PAGE_SIZE, 0, HN_TXBR_SIZE + HN_RXBR_SIZE,		PAGE_SIZE, 0, HN_TXBR_SIZE + HN_RXBR_SIZE,
&rxr->hn_br_dma, BUS_DMA_WAITOK);		&rxr->hn_br_dma, BUS_DMA_WAITOK);
if (rxr->hn_br == NULL) {		if (rxr->hn_br == NULL) {
Show All 38 Lines	if (sc->hn_rx_sysctl_tree != NULL) {

/*		/*
* Create per RX ring sysctl tree:		* Create per RX ring sysctl tree:
* dev.hn.UNIT.rx.RINGID		* dev.hn.UNIT.rx.RINGID
*/		*/
snprintf(name, sizeof(name), "%d", i);		snprintf(name, sizeof(name), "%d", i);
rxr->hn_rx_sysctl_tree = SYSCTL_ADD_NODE(ctx,		rxr->hn_rx_sysctl_tree = SYSCTL_ADD_NODE(ctx,
SYSCTL_CHILDREN(sc->hn_rx_sysctl_tree),		SYSCTL_CHILDREN(sc->hn_rx_sysctl_tree),
OID_AUTO, name, CTLFLAG_RD \| CTLFLAG_MPSAFE, 0, "");		OID_AUTO, name, CTLFLAG_RD \| CTLFLAG_MPSAFE, 0,
		"Ring parameters");

if (rxr->hn_rx_sysctl_tree != NULL) {		if (rxr->hn_rx_sysctl_tree != NULL) {
SYSCTL_ADD_ULONG(ctx,		SYSCTL_ADD_ULONG(ctx,
SYSCTL_CHILDREN(rxr->hn_rx_sysctl_tree),		SYSCTL_CHILDREN(rxr->hn_rx_sysctl_tree),
OID_AUTO, "packets", CTLFLAG_RW,		OID_AUTO, "packets", CTLFLAG_RW,
&rxr->hn_pkts, "# of packets received");		&rxr->hn_pkts, "# of packets received");
SYSCTL_ADD_ULONG(ctx,		SYSCTL_ADD_ULONG(ctx,
SYSCTL_CHILDREN(rxr->hn_rx_sysctl_tree),		SYSCTL_CHILDREN(rxr->hn_rx_sysctl_tree),
▲ Show 20 Lines • Show All 295 Lines • ▼ Show 20 Lines	if (sc->hn_tx_sysctl_tree != NULL) {
* Create per TX ring sysctl tree:		* Create per TX ring sysctl tree:
* dev.hn.UNIT.tx.RINGID		* dev.hn.UNIT.tx.RINGID
*/		*/
ctx = device_get_sysctl_ctx(dev);		ctx = device_get_sysctl_ctx(dev);
child = SYSCTL_CHILDREN(sc->hn_tx_sysctl_tree);		child = SYSCTL_CHILDREN(sc->hn_tx_sysctl_tree);

snprintf(name, sizeof(name), "%d", id);		snprintf(name, sizeof(name), "%d", id);
txr->hn_tx_sysctl_tree = SYSCTL_ADD_NODE(ctx, child, OID_AUTO,		txr->hn_tx_sysctl_tree = SYSCTL_ADD_NODE(ctx, child, OID_AUTO,
name, CTLFLAG_RD \| CTLFLAG_MPSAFE, 0, "");		name, CTLFLAG_RD \| CTLFLAG_MPSAFE, 0,
		"Ring parameters");

if (txr->hn_tx_sysctl_tree != NULL) {		if (txr->hn_tx_sysctl_tree != NULL) {
child = SYSCTL_CHILDREN(txr->hn_tx_sysctl_tree);		child = SYSCTL_CHILDREN(txr->hn_tx_sysctl_tree);

#ifdef HN_DEBUG		#ifdef HN_DEBUG
SYSCTL_ADD_INT(ctx, child, OID_AUTO, "txdesc_avail",		SYSCTL_ADD_INT(ctx, child, OID_AUTO, "txdesc_avail",
CTLFLAG_RD, &txr->hn_txdesc_avail, 0,		CTLFLAG_RD, &txr->hn_txdesc_avail, 0,
"# of available TX descs");		"# of available TX descs");
▲ Show 20 Lines • Show All 117 Lines • ▼ Show 20 Lines	hn_create_tx_data(struct hn_softc *sc, int ring_cnt)
sc->hn_tx_ring = malloc(sizeof(struct hn_tx_ring) * sc->hn_tx_ring_cnt,		sc->hn_tx_ring = malloc(sizeof(struct hn_tx_ring) * sc->hn_tx_ring_cnt,
M_DEVBUF, M_WAITOK \| M_ZERO);		M_DEVBUF, M_WAITOK \| M_ZERO);

ctx = device_get_sysctl_ctx(sc->hn_dev);		ctx = device_get_sysctl_ctx(sc->hn_dev);
child = SYSCTL_CHILDREN(device_get_sysctl_tree(sc->hn_dev));		child = SYSCTL_CHILDREN(device_get_sysctl_tree(sc->hn_dev));

/* Create dev.hn.UNIT.tx sysctl tree */		/* Create dev.hn.UNIT.tx sysctl tree */
sc->hn_tx_sysctl_tree = SYSCTL_ADD_NODE(ctx, child, OID_AUTO, "tx",		sc->hn_tx_sysctl_tree = SYSCTL_ADD_NODE(ctx, child, OID_AUTO, "tx",
CTLFLAG_RD \| CTLFLAG_MPSAFE, 0, "");		CTLFLAG_RD \| CTLFLAG_MPSAFE, 0,
		"Transmit parameters");

for (i = 0; i < sc->hn_tx_ring_cnt; ++i) {		for (i = 0; i < sc->hn_tx_ring_cnt; ++i) {
int error;		int error;

error = hn_tx_ring_create(sc, i);		error = hn_tx_ring_create(sc, i);
if (error)		if (error)
return error;		return error;
}		}
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