#define TG3_RX_RING_BYTES (sizeof(struct tg3_rx_buffer_desc) * \
TG3_RX_RING_SIZE)
-#define TG3_RX_JUMBO_RING_BYTES (sizeof(struct tg3_rx_buffer_desc) * \
- TG3_RX_JUMBO_RING_SIZE)
+#define TG3_RX_JUMBO_RING_BYTES (sizeof(struct tg3_ext_rx_buffer_desc) * \
+ TG3_RX_JUMBO_RING_SIZE)
#define TG3_RX_RCB_RING_BYTES(tp) (sizeof(struct tg3_rx_buffer_desc) * \
- TG3_RX_RCB_RING_SIZE(tp))
+ TG3_RX_RCB_RING_SIZE(tp))
#define TG3_TX_RING_BYTES (sizeof(struct tg3_tx_buffer_desc) * \
TG3_TX_RING_SIZE)
#define NEXT_TX(N) (((N) + 1) & (TG3_TX_RING_SIZE - 1))
-#define RX_PKT_BUF_SZ (1536 + tp->rx_offset + 64)
-#define RX_JUMBO_PKT_BUF_SZ (9046 + tp->rx_offset + 64)
+#define TG3_DMA_BYTE_ENAB 64
+
+#define TG3_RX_STD_DMA_SZ 1536
+#define TG3_RX_JMB_DMA_SZ 9046
+
+#define TG3_RX_DMA_TO_MAP_SZ(x) ((x) + TG3_DMA_BYTE_ENAB)
+
+#define TG3_RX_STD_MAP_SZ TG3_RX_DMA_TO_MAP_SZ(TG3_RX_STD_DMA_SZ)
+#define TG3_RX_JMB_MAP_SZ TG3_RX_DMA_TO_MAP_SZ(TG3_RX_JMB_DMA_SZ)
/* minimum number of free TX descriptors required to wake up TX process */
-#define TG3_TX_WAKEUP_THRESH(tp) ((tp)->tx_pending / 4)
+#define TG3_TX_WAKEUP_THRESH(tnapi) ((tnapi)->tx_pending / 4)
#define TG3_RAW_IP_ALIGN 2
{
tw32(TG3PCI_MISC_HOST_CTRL,
(tp->misc_host_ctrl | MISC_HOST_CTRL_MASK_PCI_INT));
- tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0x00000001);
+ tw32_mailbox_f(tp->napi[0].int_mbox, 0x00000001);
}
static inline void tg3_cond_int(struct tg3 *tp)
{
if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) &&
- (tp->hw_status->status & SD_STATUS_UPDATED))
+ (tp->napi[0].hw_status->status & SD_STATUS_UPDATED))
tw32(GRC_LOCAL_CTRL, tp->grc_local_ctrl | GRC_LCLCTRL_SETINT);
else
tw32(HOSTCC_MODE, tp->coalesce_mode |
static void tg3_enable_ints(struct tg3 *tp)
{
+ struct tg3_napi *tnapi = &tp->napi[0];
tp->irq_sync = 0;
wmb();
tw32(TG3PCI_MISC_HOST_CTRL,
(tp->misc_host_ctrl & ~MISC_HOST_CTRL_MASK_PCI_INT));
- tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
- (tp->last_tag << 24));
+ tw32_mailbox_f(tnapi->int_mbox, tnapi->last_tag << 24);
if (tp->tg3_flags2 & TG3_FLG2_1SHOT_MSI)
- tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
- (tp->last_tag << 24));
+ tw32_mailbox_f(tnapi->int_mbox, tnapi->last_tag << 24);
tg3_cond_int(tp);
}
-static inline unsigned int tg3_has_work(struct tg3 *tp)
+static inline unsigned int tg3_has_work(struct tg3_napi *tnapi)
{
- struct tg3_hw_status *sblk = tp->hw_status;
+ struct tg3 *tp = tnapi->tp;
+ struct tg3_hw_status *sblk = tnapi->hw_status;
unsigned int work_exists = 0;
/* check for phy events */
work_exists = 1;
}
/* check for RX/TX work to do */
- if (sblk->idx[0].tx_consumer != tp->tx_cons ||
- sblk->idx[0].rx_producer != tp->rx_rcb_ptr)
+ if (sblk->idx[0].tx_consumer != tnapi->tx_cons ||
+ sblk->idx[0].rx_producer != tnapi->rx_rcb_ptr)
work_exists = 1;
return work_exists;
}
-/* tg3_restart_ints
+/* tg3_int_reenable
* similar to tg3_enable_ints, but it accurately determines whether there
* is new work pending and can return without flushing the PIO write
* which reenables interrupts
*/
-static void tg3_restart_ints(struct tg3 *tp)
+static void tg3_int_reenable(struct tg3_napi *tnapi)
{
- tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
- tp->last_tag << 24);
+ struct tg3 *tp = tnapi->tp;
+
+ tw32_mailbox(tnapi->int_mbox, tnapi->last_tag << 24);
mmiowb();
/* When doing tagged status, this work check is unnecessary.
* work we've completed.
*/
if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) &&
- tg3_has_work(tp))
+ tg3_has_work(tnapi))
tw32(HOSTCC_MODE, tp->coalesce_mode |
(HOSTCC_MODE_ENABLE | HOSTCC_MODE_NOW));
}
static inline void tg3_netif_stop(struct tg3 *tp)
{
tp->dev->trans_start = jiffies; /* prevent tx timeout */
- napi_disable(&tp->napi);
+ napi_disable(&tp->napi[0].napi);
netif_tx_disable(tp->dev);
}
static inline void tg3_netif_start(struct tg3 *tp)
{
+ struct tg3_napi *tnapi = &tp->napi[0];
netif_wake_queue(tp->dev);
/* NOTE: unconditional netif_wake_queue is only appropriate
* so long as all callers are assured to have free tx slots
* (such as after tg3_init_hw)
*/
- napi_enable(&tp->napi);
- tp->hw_status->status |= SD_STATUS_UPDATED;
+ napi_enable(&tnapi->napi);
+ tnapi->hw_status->status |= SD_STATUS_UPDATED;
tg3_enable_ints(tp);
}
else
current_link_up = tg3_setup_fiber_by_hand(tp, mac_status);
- tp->hw_status->status =
+ tp->napi[0].hw_status->status =
(SD_STATUS_UPDATED |
- (tp->hw_status->status & ~SD_STATUS_LINK_CHG));
+ (tp->napi[0].hw_status->status & ~SD_STATUS_LINK_CHG));
for (i = 0; i < 100; i++) {
tw32_f(MAC_STATUS, (MAC_STATUS_SYNC_CHANGED |
spin_unlock(&tp->lock);
}
-static inline u32 tg3_tx_avail(struct tg3 *tp)
+static inline u32 tg3_tx_avail(struct tg3_napi *tnapi)
{
smp_mb();
- return (tp->tx_pending -
- ((tp->tx_prod - tp->tx_cons) & (TG3_TX_RING_SIZE - 1)));
+ return tnapi->tx_pending -
+ ((tnapi->tx_prod - tnapi->tx_cons) & (TG3_TX_RING_SIZE - 1));
}
/* Tigon3 never reports partial packet sends. So we do not
* need special logic to handle SKBs that have not had all
* of their frags sent yet, like SunGEM does.
*/
-static void tg3_tx(struct tg3 *tp)
+static void tg3_tx(struct tg3_napi *tnapi)
{
- u32 hw_idx = tp->hw_status->idx[0].tx_consumer;
- u32 sw_idx = tp->tx_cons;
+ struct tg3 *tp = tnapi->tp;
+ u32 hw_idx = tnapi->hw_status->idx[0].tx_consumer;
+ u32 sw_idx = tnapi->tx_cons;
while (sw_idx != hw_idx) {
- struct tx_ring_info *ri = &tp->tx_buffers[sw_idx];
+ struct tx_ring_info *ri = &tnapi->tx_buffers[sw_idx];
struct sk_buff *skb = ri->skb;
int i, tx_bug = 0;
sw_idx = NEXT_TX(sw_idx);
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
- ri = &tp->tx_buffers[sw_idx];
+ ri = &tnapi->tx_buffers[sw_idx];
if (unlikely(ri->skb != NULL || sw_idx == hw_idx))
tx_bug = 1;
sw_idx = NEXT_TX(sw_idx);
}
}
- tp->tx_cons = sw_idx;
+ tnapi->tx_cons = sw_idx;
/* Need to make the tx_cons update visible to tg3_start_xmit()
* before checking for netif_queue_stopped(). Without the
smp_mb();
if (unlikely(netif_queue_stopped(tp->dev) &&
- (tg3_tx_avail(tp) > TG3_TX_WAKEUP_THRESH(tp)))) {
+ (tg3_tx_avail(tnapi) > TG3_TX_WAKEUP_THRESH(tnapi)))) {
netif_tx_lock(tp->dev);
if (netif_queue_stopped(tp->dev) &&
- (tg3_tx_avail(tp) > TG3_TX_WAKEUP_THRESH(tp)))
+ (tg3_tx_avail(tnapi) > TG3_TX_WAKEUP_THRESH(tnapi)))
netif_wake_queue(tp->dev);
netif_tx_unlock(tp->dev);
}
* buffers the cpu only reads the last cacheline of the RX descriptor
* (to fetch the error flags, vlan tag, checksum, and opaque cookie).
*/
-static int tg3_alloc_rx_skb(struct tg3 *tp, u32 opaque_key,
+static int tg3_alloc_rx_skb(struct tg3_napi *tnapi, u32 opaque_key,
int src_idx, u32 dest_idx_unmasked)
{
+ struct tg3 *tp = tnapi->tp;
struct tg3_rx_buffer_desc *desc;
struct ring_info *map, *src_map;
struct sk_buff *skb;
dma_addr_t mapping;
int skb_size, dest_idx;
+ struct tg3_rx_prodring_set *tpr = &tp->prodring[0];
src_map = NULL;
switch (opaque_key) {
case RXD_OPAQUE_RING_STD:
dest_idx = dest_idx_unmasked % TG3_RX_RING_SIZE;
- desc = &tp->rx_std[dest_idx];
- map = &tp->rx_std_buffers[dest_idx];
+ desc = &tpr->rx_std[dest_idx];
+ map = &tpr->rx_std_buffers[dest_idx];
if (src_idx >= 0)
- src_map = &tp->rx_std_buffers[src_idx];
- skb_size = tp->rx_pkt_buf_sz;
+ src_map = &tpr->rx_std_buffers[src_idx];
+ skb_size = tp->rx_pkt_map_sz;
break;
case RXD_OPAQUE_RING_JUMBO:
dest_idx = dest_idx_unmasked % TG3_RX_JUMBO_RING_SIZE;
- desc = &tp->rx_jumbo[dest_idx];
- map = &tp->rx_jumbo_buffers[dest_idx];
+ desc = &tpr->rx_jmb[dest_idx].std;
+ map = &tpr->rx_jmb_buffers[dest_idx];
if (src_idx >= 0)
- src_map = &tp->rx_jumbo_buffers[src_idx];
- skb_size = RX_JUMBO_PKT_BUF_SZ;
+ src_map = &tpr->rx_jmb_buffers[src_idx];
+ skb_size = TG3_RX_JMB_MAP_SZ;
break;
default:
* Callers depend upon this behavior and assume that
* we leave everything unchanged if we fail.
*/
- skb = netdev_alloc_skb(tp->dev, skb_size);
+ skb = netdev_alloc_skb(tp->dev, skb_size + tp->rx_offset);
if (skb == NULL)
return -ENOMEM;
skb_reserve(skb, tp->rx_offset);
- mapping = pci_map_single(tp->pdev, skb->data,
- skb_size - tp->rx_offset,
+ mapping = pci_map_single(tp->pdev, skb->data, skb_size,
PCI_DMA_FROMDEVICE);
map->skb = skb;
* members of the RX descriptor are invariant. See notes above
* tg3_alloc_rx_skb for full details.
*/
-static void tg3_recycle_rx(struct tg3 *tp, u32 opaque_key,
+static void tg3_recycle_rx(struct tg3_napi *tnapi, u32 opaque_key,
int src_idx, u32 dest_idx_unmasked)
{
+ struct tg3 *tp = tnapi->tp;
struct tg3_rx_buffer_desc *src_desc, *dest_desc;
struct ring_info *src_map, *dest_map;
int dest_idx;
+ struct tg3_rx_prodring_set *tpr = &tp->prodring[0];
switch (opaque_key) {
case RXD_OPAQUE_RING_STD:
dest_idx = dest_idx_unmasked % TG3_RX_RING_SIZE;
- dest_desc = &tp->rx_std[dest_idx];
- dest_map = &tp->rx_std_buffers[dest_idx];
- src_desc = &tp->rx_std[src_idx];
- src_map = &tp->rx_std_buffers[src_idx];
+ dest_desc = &tpr->rx_std[dest_idx];
+ dest_map = &tpr->rx_std_buffers[dest_idx];
+ src_desc = &tpr->rx_std[src_idx];
+ src_map = &tpr->rx_std_buffers[src_idx];
break;
case RXD_OPAQUE_RING_JUMBO:
dest_idx = dest_idx_unmasked % TG3_RX_JUMBO_RING_SIZE;
- dest_desc = &tp->rx_jumbo[dest_idx];
- dest_map = &tp->rx_jumbo_buffers[dest_idx];
- src_desc = &tp->rx_jumbo[src_idx];
- src_map = &tp->rx_jumbo_buffers[src_idx];
+ dest_desc = &tpr->rx_jmb[dest_idx].std;
+ dest_map = &tpr->rx_jmb_buffers[dest_idx];
+ src_desc = &tpr->rx_jmb[src_idx].std;
+ src_map = &tpr->rx_jmb_buffers[src_idx];
break;
default:
src_map->skb = NULL;
}
-#if TG3_VLAN_TAG_USED
-static int tg3_vlan_rx(struct tg3 *tp, struct sk_buff *skb, u16 vlan_tag)
-{
- return vlan_gro_receive(&tp->napi, tp->vlgrp, vlan_tag, skb);
-}
-#endif
-
/* The RX ring scheme is composed of multiple rings which post fresh
* buffers to the chip, and one special ring the chip uses to report
* status back to the host.
* If both the host and chip were to write into the same ring, cache line
* eviction could occur since both entities want it in an exclusive state.
*/
-static int tg3_rx(struct tg3 *tp, int budget)
+static int tg3_rx(struct tg3_napi *tnapi, int budget)
{
+ struct tg3 *tp = tnapi->tp;
u32 work_mask, rx_std_posted = 0;
- u32 sw_idx = tp->rx_rcb_ptr;
+ u32 sw_idx = tnapi->rx_rcb_ptr;
u16 hw_idx;
int received;
+ struct tg3_rx_prodring_set *tpr = &tp->prodring[0];
- hw_idx = tp->hw_status->idx[0].rx_producer;
+ hw_idx = tnapi->hw_status->idx[0].rx_producer;
/*
* We need to order the read of hw_idx and the read of
* the opaque cookie.
work_mask = 0;
received = 0;
while (sw_idx != hw_idx && budget > 0) {
- struct tg3_rx_buffer_desc *desc = &tp->rx_rcb[sw_idx];
+ struct tg3_rx_buffer_desc *desc = &tnapi->rx_rcb[sw_idx];
unsigned int len;
struct sk_buff *skb;
dma_addr_t dma_addr;
desc_idx = desc->opaque & RXD_OPAQUE_INDEX_MASK;
opaque_key = desc->opaque & RXD_OPAQUE_RING_MASK;
if (opaque_key == RXD_OPAQUE_RING_STD) {
- dma_addr = pci_unmap_addr(&tp->rx_std_buffers[desc_idx],
- mapping);
- skb = tp->rx_std_buffers[desc_idx].skb;
- post_ptr = &tp->rx_std_ptr;
+ struct ring_info *ri = &tpr->rx_std_buffers[desc_idx];
+ dma_addr = pci_unmap_addr(ri, mapping);
+ skb = ri->skb;
+ post_ptr = &tpr->rx_std_ptr;
rx_std_posted++;
} else if (opaque_key == RXD_OPAQUE_RING_JUMBO) {
- dma_addr = pci_unmap_addr(&tp->rx_jumbo_buffers[desc_idx],
- mapping);
- skb = tp->rx_jumbo_buffers[desc_idx].skb;
- post_ptr = &tp->rx_jumbo_ptr;
- }
- else {
+ struct ring_info *ri = &tpr->rx_jmb_buffers[desc_idx];
+ dma_addr = pci_unmap_addr(ri, mapping);
+ skb = ri->skb;
+ post_ptr = &tpr->rx_jmb_ptr;
+ } else
goto next_pkt_nopost;
- }
work_mask |= opaque_key;
if ((desc->err_vlan & RXD_ERR_MASK) != 0 &&
(desc->err_vlan != RXD_ERR_ODD_NIBBLE_RCVD_MII)) {
drop_it:
- tg3_recycle_rx(tp, opaque_key,
+ tg3_recycle_rx(tnapi, opaque_key,
desc_idx, *post_ptr);
drop_it_no_recycle:
/* Other statistics kept track of by card. */
) {
int skb_size;
- skb_size = tg3_alloc_rx_skb(tp, opaque_key,
+ skb_size = tg3_alloc_rx_skb(tnapi, opaque_key,
desc_idx, *post_ptr);
if (skb_size < 0)
goto drop_it;
- pci_unmap_single(tp->pdev, dma_addr,
- skb_size - tp->rx_offset,
+ pci_unmap_single(tp->pdev, dma_addr, skb_size,
PCI_DMA_FROMDEVICE);
skb_put(skb, len);
} else {
struct sk_buff *copy_skb;
- tg3_recycle_rx(tp, opaque_key,
+ tg3_recycle_rx(tnapi, opaque_key,
desc_idx, *post_ptr);
copy_skb = netdev_alloc_skb(tp->dev,
#if TG3_VLAN_TAG_USED
if (tp->vlgrp != NULL &&
desc->type_flags & RXD_FLAG_VLAN) {
- tg3_vlan_rx(tp, skb,
- desc->err_vlan & RXD_VLAN_MASK);
+ vlan_gro_receive(&tnapi->napi, tp->vlgrp,
+ desc->err_vlan & RXD_VLAN_MASK, skb);
} else
#endif
- napi_gro_receive(&tp->napi, skb);
+ napi_gro_receive(&tnapi->napi, skb);
received++;
budget--;
/* Refresh hw_idx to see if there is new work */
if (sw_idx == hw_idx) {
- hw_idx = tp->hw_status->idx[0].rx_producer;
+ hw_idx = tnapi->hw_status->idx[0].rx_producer;
rmb();
}
}
/* ACK the status ring. */
- tp->rx_rcb_ptr = sw_idx;
- tw32_rx_mbox(MAILBOX_RCVRET_CON_IDX_0 + TG3_64BIT_REG_LOW, sw_idx);
+ tnapi->rx_rcb_ptr = sw_idx;
+ tw32_rx_mbox(tnapi->consmbox, sw_idx);
/* Refill RX ring(s). */
if (work_mask & RXD_OPAQUE_RING_STD) {
- sw_idx = tp->rx_std_ptr % TG3_RX_RING_SIZE;
+ sw_idx = tpr->rx_std_ptr % TG3_RX_RING_SIZE;
tw32_rx_mbox(MAILBOX_RCV_STD_PROD_IDX + TG3_64BIT_REG_LOW,
sw_idx);
}
if (work_mask & RXD_OPAQUE_RING_JUMBO) {
- sw_idx = tp->rx_jumbo_ptr % TG3_RX_JUMBO_RING_SIZE;
+ sw_idx = tpr->rx_jmb_ptr % TG3_RX_JUMBO_RING_SIZE;
tw32_rx_mbox(MAILBOX_RCV_JUMBO_PROD_IDX + TG3_64BIT_REG_LOW,
sw_idx);
}
return received;
}
-static int tg3_poll_work(struct tg3 *tp, int work_done, int budget)
+static int tg3_poll_work(struct tg3_napi *tnapi, int work_done, int budget)
{
- struct tg3_hw_status *sblk = tp->hw_status;
+ struct tg3 *tp = tnapi->tp;
+ struct tg3_hw_status *sblk = tnapi->hw_status;
/* handle link change and other phy events */
if (!(tp->tg3_flags &
}
/* run TX completion thread */
- if (sblk->idx[0].tx_consumer != tp->tx_cons) {
- tg3_tx(tp);
+ if (tnapi->hw_status->idx[0].tx_consumer != tnapi->tx_cons) {
+ tg3_tx(tnapi);
if (unlikely(tp->tg3_flags & TG3_FLAG_TX_RECOVERY_PENDING))
return work_done;
}
* All RX "locking" is done by ensuring outside
* code synchronizes with tg3->napi.poll()
*/
- if (sblk->idx[0].rx_producer != tp->rx_rcb_ptr)
- work_done += tg3_rx(tp, budget - work_done);
+ if (sblk->idx[0].rx_producer != tnapi->rx_rcb_ptr)
+ work_done += tg3_rx(tnapi, budget - work_done);
return work_done;
}
static int tg3_poll(struct napi_struct *napi, int budget)
{
- struct tg3 *tp = container_of(napi, struct tg3, napi);
+ struct tg3_napi *tnapi = container_of(napi, struct tg3_napi, napi);
+ struct tg3 *tp = tnapi->tp;
int work_done = 0;
- struct tg3_hw_status *sblk = tp->hw_status;
+ struct tg3_hw_status *sblk = tnapi->hw_status;
while (1) {
- work_done = tg3_poll_work(tp, work_done, budget);
+ work_done = tg3_poll_work(tnapi, work_done, budget);
if (unlikely(tp->tg3_flags & TG3_FLAG_TX_RECOVERY_PENDING))
goto tx_recovery;
break;
if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) {
- /* tp->last_tag is used in tg3_restart_ints() below
+ /* tp->last_tag is used in tg3_int_reenable() below
* to tell the hw how much work has been processed,
* so we must read it before checking for more work.
*/
- tp->last_tag = sblk->status_tag;
- tp->last_irq_tag = tp->last_tag;
+ tnapi->last_tag = sblk->status_tag;
+ tnapi->last_irq_tag = tnapi->last_tag;
rmb();
} else
sblk->status &= ~SD_STATUS_UPDATED;
- if (likely(!tg3_has_work(tp))) {
+ if (likely(!tg3_has_work(tnapi))) {
napi_complete(napi);
- tg3_restart_ints(tp);
+ tg3_int_reenable(tnapi);
break;
}
}
*/
static irqreturn_t tg3_msi_1shot(int irq, void *dev_id)
{
- struct net_device *dev = dev_id;
- struct tg3 *tp = netdev_priv(dev);
+ struct tg3_napi *tnapi = dev_id;
+ struct tg3 *tp = tnapi->tp;
- prefetch(tp->hw_status);
- prefetch(&tp->rx_rcb[tp->rx_rcb_ptr]);
+ prefetch(tnapi->hw_status);
+ prefetch(&tnapi->rx_rcb[tnapi->rx_rcb_ptr]);
if (likely(!tg3_irq_sync(tp)))
- napi_schedule(&tp->napi);
+ napi_schedule(&tnapi->napi);
return IRQ_HANDLED;
}
*/
static irqreturn_t tg3_msi(int irq, void *dev_id)
{
- struct net_device *dev = dev_id;
- struct tg3 *tp = netdev_priv(dev);
+ struct tg3_napi *tnapi = dev_id;
+ struct tg3 *tp = tnapi->tp;
- prefetch(tp->hw_status);
- prefetch(&tp->rx_rcb[tp->rx_rcb_ptr]);
+ prefetch(tnapi->hw_status);
+ prefetch(&tnapi->rx_rcb[tnapi->rx_rcb_ptr]);
/*
* Writing any value to intr-mbox-0 clears PCI INTA# and
* chip-internal interrupt pending events.
*/
tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0x00000001);
if (likely(!tg3_irq_sync(tp)))
- napi_schedule(&tp->napi);
+ napi_schedule(&tnapi->napi);
return IRQ_RETVAL(1);
}
static irqreturn_t tg3_interrupt(int irq, void *dev_id)
{
- struct net_device *dev = dev_id;
- struct tg3 *tp = netdev_priv(dev);
- struct tg3_hw_status *sblk = tp->hw_status;
+ struct tg3_napi *tnapi = dev_id;
+ struct tg3 *tp = tnapi->tp;
+ struct tg3_hw_status *sblk = tnapi->hw_status;
unsigned int handled = 1;
/* In INTx mode, it is possible for the interrupt to arrive at
if (tg3_irq_sync(tp))
goto out;
sblk->status &= ~SD_STATUS_UPDATED;
- if (likely(tg3_has_work(tp))) {
- prefetch(&tp->rx_rcb[tp->rx_rcb_ptr]);
- napi_schedule(&tp->napi);
+ if (likely(tg3_has_work(tnapi))) {
+ prefetch(&tnapi->rx_rcb[tnapi->rx_rcb_ptr]);
+ napi_schedule(&tnapi->napi);
} else {
/* No work, shared interrupt perhaps? re-enable
* interrupts, and flush that PCI write
static irqreturn_t tg3_interrupt_tagged(int irq, void *dev_id)
{
- struct net_device *dev = dev_id;
- struct tg3 *tp = netdev_priv(dev);
- struct tg3_hw_status *sblk = tp->hw_status;
+ struct tg3_napi *tnapi = dev_id;
+ struct tg3 *tp = tnapi->tp;
+ struct tg3_hw_status *sblk = tnapi->hw_status;
unsigned int handled = 1;
/* In INTx mode, it is possible for the interrupt to arrive at
* Reading the PCI State register will confirm whether the
* interrupt is ours and will flush the status block.
*/
- if (unlikely(sblk->status_tag == tp->last_irq_tag)) {
+ if (unlikely(sblk->status_tag == tnapi->last_irq_tag)) {
if ((tp->tg3_flags & TG3_FLAG_CHIP_RESETTING) ||
(tr32(TG3PCI_PCISTATE) & PCISTATE_INT_NOT_ACTIVE)) {
handled = 0;
* so that the above check can report that the screaming interrupts
* are unhandled. Eventually they will be silenced.
*/
- tp->last_irq_tag = sblk->status_tag;
+ tnapi->last_irq_tag = sblk->status_tag;
if (tg3_irq_sync(tp))
goto out;
- prefetch(&tp->rx_rcb[tp->rx_rcb_ptr]);
+ prefetch(&tnapi->rx_rcb[tnapi->rx_rcb_ptr]);
- napi_schedule(&tp->napi);
+ napi_schedule(&tnapi->napi);
out:
return IRQ_RETVAL(handled);
/* ISR for interrupt test */
static irqreturn_t tg3_test_isr(int irq, void *dev_id)
{
- struct net_device *dev = dev_id;
- struct tg3 *tp = netdev_priv(dev);
- struct tg3_hw_status *sblk = tp->hw_status;
+ struct tg3_napi *tnapi = dev_id;
+ struct tg3 *tp = tnapi->tp;
+ struct tg3_hw_status *sblk = tnapi->hw_status;
if ((sblk->status & SD_STATUS_UPDATED) ||
!(tr32(TG3PCI_PCISTATE) & PCISTATE_INT_NOT_ACTIVE)) {
tg3_full_unlock(tp);
del_timer_sync(&tp->timer);
tp->irq_sync = 0;
- napi_enable(&tp->napi);
+ napi_enable(&tp->napi[0].napi);
dev_close(tp->dev);
tg3_full_lock(tp, 0);
}
#endif
}
-static void tg3_set_txd(struct tg3 *, int, dma_addr_t, int, u32, u32);
+static void tg3_set_txd(struct tg3_napi *, int, dma_addr_t, int, u32, u32);
/* Workaround 4GB and 40-bit hardware DMA bugs. */
static int tigon3_dma_hwbug_workaround(struct tg3 *tp, struct sk_buff *skb,
u32 last_plus_one, u32 *start,
u32 base_flags, u32 mss)
{
+ struct tg3_napi *tnapi = &tp->napi[0];
struct sk_buff *new_skb;
dma_addr_t new_addr = 0;
u32 entry = *start;
dev_kfree_skb(new_skb);
new_skb = NULL;
} else {
- tg3_set_txd(tp, entry, new_addr, new_skb->len,
+ tg3_set_txd(tnapi, entry, new_addr, new_skb->len,
base_flags, 1 | (mss << 1));
*start = NEXT_TX(entry);
}
/* Now clean up the sw ring entries. */
i = 0;
while (entry != last_plus_one) {
- if (i == 0) {
- tp->tx_buffers[entry].skb = new_skb;
- } else {
- tp->tx_buffers[entry].skb = NULL;
- }
+ if (i == 0)
+ tnapi->tx_buffers[entry].skb = new_skb;
+ else
+ tnapi->tx_buffers[entry].skb = NULL;
entry = NEXT_TX(entry);
i++;
}
return ret;
}
-static void tg3_set_txd(struct tg3 *tp, int entry,
+static void tg3_set_txd(struct tg3_napi *tnapi, int entry,
dma_addr_t mapping, int len, u32 flags,
u32 mss_and_is_end)
{
- struct tg3_tx_buffer_desc *txd = &tp->tx_ring[entry];
+ struct tg3_tx_buffer_desc *txd = &tnapi->tx_ring[entry];
int is_end = (mss_and_is_end & 0x1);
u32 mss = (mss_and_is_end >> 1);
u32 vlan_tag = 0;
u32 len, entry, base_flags, mss;
struct skb_shared_info *sp;
dma_addr_t mapping;
+ struct tg3_napi *tnapi = &tp->napi[0];
len = skb_headlen(skb);
* interrupt. Furthermore, IRQ processing runs lockless so we have
* no IRQ context deadlocks to worry about either. Rejoice!
*/
- if (unlikely(tg3_tx_avail(tp) <= (skb_shinfo(skb)->nr_frags + 1))) {
+ if (unlikely(tg3_tx_avail(tnapi) <= (skb_shinfo(skb)->nr_frags + 1))) {
if (!netif_queue_stopped(dev)) {
netif_stop_queue(dev);
return NETDEV_TX_BUSY;
}
- entry = tp->tx_prod;
+ entry = tnapi->tx_prod;
base_flags = 0;
mss = 0;
if ((mss = skb_shinfo(skb)->gso_size) != 0) {
mapping = sp->dma_head;
- tp->tx_buffers[entry].skb = skb;
+ tnapi->tx_buffers[entry].skb = skb;
- tg3_set_txd(tp, entry, mapping, len, base_flags,
+ tg3_set_txd(tnapi, entry, mapping, len, base_flags,
(skb_shinfo(skb)->nr_frags == 0) | (mss << 1));
entry = NEXT_TX(entry);
len = frag->size;
mapping = sp->dma_maps[i];
- tp->tx_buffers[entry].skb = NULL;
+ tnapi->tx_buffers[entry].skb = NULL;
- tg3_set_txd(tp, entry, mapping, len,
+ tg3_set_txd(tnapi, entry, mapping, len,
base_flags, (i == last) | (mss << 1));
entry = NEXT_TX(entry);
}
/* Packets are ready, update Tx producer idx local and on card. */
- tw32_tx_mbox((MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW), entry);
+ tw32_tx_mbox(tnapi->prodmbox, entry);
- tp->tx_prod = entry;
- if (unlikely(tg3_tx_avail(tp) <= (MAX_SKB_FRAGS + 1))) {
+ tnapi->tx_prod = entry;
+ if (unlikely(tg3_tx_avail(tnapi) <= (MAX_SKB_FRAGS + 1))) {
netif_stop_queue(dev);
- if (tg3_tx_avail(tp) > TG3_TX_WAKEUP_THRESH(tp))
+ if (tg3_tx_avail(tnapi) > TG3_TX_WAKEUP_THRESH(tnapi))
netif_wake_queue(tp->dev);
}
static int tg3_tso_bug(struct tg3 *tp, struct sk_buff *skb)
{
struct sk_buff *segs, *nskb;
+ u32 frag_cnt_est = skb_shinfo(skb)->gso_segs * 3;
/* Estimate the number of fragments in the worst case */
- if (unlikely(tg3_tx_avail(tp) <= (skb_shinfo(skb)->gso_segs * 3))) {
+ if (unlikely(tg3_tx_avail(&tp->napi[0]) <= frag_cnt_est)) {
netif_stop_queue(tp->dev);
- if (tg3_tx_avail(tp) <= (skb_shinfo(skb)->gso_segs * 3))
+ if (tg3_tx_avail(&tp->napi[0]) <= frag_cnt_est)
return NETDEV_TX_BUSY;
netif_wake_queue(tp->dev);
struct skb_shared_info *sp;
int would_hit_hwbug;
dma_addr_t mapping;
+ struct tg3_napi *tnapi = &tp->napi[0];
len = skb_headlen(skb);
* interrupt. Furthermore, IRQ processing runs lockless so we have
* no IRQ context deadlocks to worry about either. Rejoice!
*/
- if (unlikely(tg3_tx_avail(tp) <= (skb_shinfo(skb)->nr_frags + 1))) {
+ if (unlikely(tg3_tx_avail(tnapi) <= (skb_shinfo(skb)->nr_frags + 1))) {
if (!netif_queue_stopped(dev)) {
netif_stop_queue(dev);
return NETDEV_TX_BUSY;
}
- entry = tp->tx_prod;
+ entry = tnapi->tx_prod;
base_flags = 0;
if (skb->ip_summed == CHECKSUM_PARTIAL)
base_flags |= TXD_FLAG_TCPUDP_CSUM;
mapping = sp->dma_head;
- tp->tx_buffers[entry].skb = skb;
+ tnapi->tx_buffers[entry].skb = skb;
would_hit_hwbug = 0;
else if (tg3_4g_overflow_test(mapping, len))
would_hit_hwbug = 1;
- tg3_set_txd(tp, entry, mapping, len, base_flags,
+ tg3_set_txd(tnapi, entry, mapping, len, base_flags,
(skb_shinfo(skb)->nr_frags == 0) | (mss << 1));
entry = NEXT_TX(entry);
len = frag->size;
mapping = sp->dma_maps[i];
- tp->tx_buffers[entry].skb = NULL;
+ tnapi->tx_buffers[entry].skb = NULL;
if (tg3_4g_overflow_test(mapping, len))
would_hit_hwbug = 1;
would_hit_hwbug = 1;
if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
- tg3_set_txd(tp, entry, mapping, len,
+ tg3_set_txd(tnapi, entry, mapping, len,
base_flags, (i == last)|(mss << 1));
else
- tg3_set_txd(tp, entry, mapping, len,
+ tg3_set_txd(tnapi, entry, mapping, len,
base_flags, (i == last));
entry = NEXT_TX(entry);
}
/* Packets are ready, update Tx producer idx local and on card. */
- tw32_tx_mbox((MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW), entry);
+ tw32_tx_mbox(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW, entry);
- tp->tx_prod = entry;
- if (unlikely(tg3_tx_avail(tp) <= (MAX_SKB_FRAGS + 1))) {
+ tnapi->tx_prod = entry;
+ if (unlikely(tg3_tx_avail(tnapi) <= (MAX_SKB_FRAGS + 1))) {
netif_stop_queue(dev);
- if (tg3_tx_avail(tp) > TG3_TX_WAKEUP_THRESH(tp))
+ if (tg3_tx_avail(tnapi) > TG3_TX_WAKEUP_THRESH(tnapi))
netif_wake_queue(tp->dev);
}
return err;
}
-/* Free up pending packets in all rx/tx rings.
- *
- * The chip has been shut down and the driver detached from
- * the networking, so no interrupts or new tx packets will
- * end up in the driver. tp->{tx,}lock is not held and we are not
- * in an interrupt context and thus may sleep.
- */
-static void tg3_free_rings(struct tg3 *tp)
+static void tg3_rx_prodring_free(struct tg3 *tp,
+ struct tg3_rx_prodring_set *tpr)
{
- struct ring_info *rxp;
int i;
+ struct ring_info *rxp;
for (i = 0; i < TG3_RX_RING_SIZE; i++) {
- rxp = &tp->rx_std_buffers[i];
+ rxp = &tpr->rx_std_buffers[i];
if (rxp->skb == NULL)
continue;
- pci_unmap_single(tp->pdev,
- pci_unmap_addr(rxp, mapping),
- tp->rx_pkt_buf_sz - tp->rx_offset,
- PCI_DMA_FROMDEVICE);
- dev_kfree_skb_any(rxp->skb);
- rxp->skb = NULL;
- }
-
- for (i = 0; i < TG3_RX_JUMBO_RING_SIZE; i++) {
- rxp = &tp->rx_jumbo_buffers[i];
- if (rxp->skb == NULL)
- continue;
pci_unmap_single(tp->pdev,
pci_unmap_addr(rxp, mapping),
- RX_JUMBO_PKT_BUF_SZ - tp->rx_offset,
+ tp->rx_pkt_map_sz,
PCI_DMA_FROMDEVICE);
dev_kfree_skb_any(rxp->skb);
rxp->skb = NULL;
}
- for (i = 0; i < TG3_TX_RING_SIZE; ) {
- struct tx_ring_info *txp;
- struct sk_buff *skb;
+ if (tp->tg3_flags & TG3_FLAG_JUMBO_CAPABLE) {
+ for (i = 0; i < TG3_RX_JUMBO_RING_SIZE; i++) {
+ rxp = &tpr->rx_jmb_buffers[i];
- txp = &tp->tx_buffers[i];
- skb = txp->skb;
+ if (rxp->skb == NULL)
+ continue;
- if (skb == NULL) {
- i++;
- continue;
+ pci_unmap_single(tp->pdev,
+ pci_unmap_addr(rxp, mapping),
+ TG3_RX_JMB_MAP_SZ,
+ PCI_DMA_FROMDEVICE);
+ dev_kfree_skb_any(rxp->skb);
+ rxp->skb = NULL;
}
-
- skb_dma_unmap(&tp->pdev->dev, skb, DMA_TO_DEVICE);
-
- txp->skb = NULL;
-
- i += skb_shinfo(skb)->nr_frags + 1;
-
- dev_kfree_skb_any(skb);
}
}
* end up in the driver. tp->{tx,}lock are held and thus
* we may not sleep.
*/
-static int tg3_init_rings(struct tg3 *tp)
+static int tg3_rx_prodring_alloc(struct tg3 *tp,
+ struct tg3_rx_prodring_set *tpr)
{
- u32 i;
-
- /* Free up all the SKBs. */
- tg3_free_rings(tp);
+ u32 i, rx_pkt_dma_sz;
+ struct tg3_napi *tnapi = &tp->napi[0];
/* Zero out all descriptors. */
- memset(tp->rx_std, 0, TG3_RX_RING_BYTES);
- memset(tp->rx_jumbo, 0, TG3_RX_JUMBO_RING_BYTES);
- memset(tp->rx_rcb, 0, TG3_RX_RCB_RING_BYTES(tp));
- memset(tp->tx_ring, 0, TG3_TX_RING_BYTES);
+ memset(tpr->rx_std, 0, TG3_RX_RING_BYTES);
- tp->rx_pkt_buf_sz = RX_PKT_BUF_SZ;
+ rx_pkt_dma_sz = TG3_RX_STD_DMA_SZ;
if ((tp->tg3_flags2 & TG3_FLG2_5780_CLASS) &&
- (tp->dev->mtu > ETH_DATA_LEN))
- tp->rx_pkt_buf_sz = RX_JUMBO_PKT_BUF_SZ;
+ tp->dev->mtu > ETH_DATA_LEN)
+ rx_pkt_dma_sz = TG3_RX_JMB_DMA_SZ;
+ tp->rx_pkt_map_sz = TG3_RX_DMA_TO_MAP_SZ(rx_pkt_dma_sz);
/* Initialize invariants of the rings, we only set this
* stuff once. This works because the card does not
for (i = 0; i < TG3_RX_RING_SIZE; i++) {
struct tg3_rx_buffer_desc *rxd;
- rxd = &tp->rx_std[i];
- rxd->idx_len = (tp->rx_pkt_buf_sz - tp->rx_offset - 64)
- << RXD_LEN_SHIFT;
+ rxd = &tpr->rx_std[i];
+ rxd->idx_len = rx_pkt_dma_sz << RXD_LEN_SHIFT;
rxd->type_flags = (RXD_FLAG_END << RXD_FLAGS_SHIFT);
rxd->opaque = (RXD_OPAQUE_RING_STD |
(i << RXD_OPAQUE_INDEX_SHIFT));
}
- if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) {
- for (i = 0; i < TG3_RX_JUMBO_RING_SIZE; i++) {
- struct tg3_rx_buffer_desc *rxd;
-
- rxd = &tp->rx_jumbo[i];
- rxd->idx_len = (RX_JUMBO_PKT_BUF_SZ - tp->rx_offset - 64)
- << RXD_LEN_SHIFT;
- rxd->type_flags = (RXD_FLAG_END << RXD_FLAGS_SHIFT) |
- RXD_FLAG_JUMBO;
- rxd->opaque = (RXD_OPAQUE_RING_JUMBO |
- (i << RXD_OPAQUE_INDEX_SHIFT));
- }
- }
-
/* Now allocate fresh SKBs for each rx ring. */
for (i = 0; i < tp->rx_pending; i++) {
- if (tg3_alloc_rx_skb(tp, RXD_OPAQUE_RING_STD, -1, i) < 0) {
+ if (tg3_alloc_rx_skb(tnapi, RXD_OPAQUE_RING_STD, -1, i) < 0) {
printk(KERN_WARNING PFX
"%s: Using a smaller RX standard ring, "
"only %d out of %d buffers were allocated "
"successfully.\n",
tp->dev->name, i, tp->rx_pending);
if (i == 0)
- return -ENOMEM;
+ goto initfail;
tp->rx_pending = i;
break;
}
}
+ if (!(tp->tg3_flags & TG3_FLAG_JUMBO_CAPABLE))
+ goto done;
+
+ memset(tpr->rx_jmb, 0, TG3_RX_JUMBO_RING_BYTES);
+
if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) {
+ for (i = 0; i < TG3_RX_JUMBO_RING_SIZE; i++) {
+ struct tg3_rx_buffer_desc *rxd;
+
+ rxd = &tpr->rx_jmb[i].std;
+ rxd->idx_len = TG3_RX_JMB_DMA_SZ << RXD_LEN_SHIFT;
+ rxd->type_flags = (RXD_FLAG_END << RXD_FLAGS_SHIFT) |
+ RXD_FLAG_JUMBO;
+ rxd->opaque = (RXD_OPAQUE_RING_JUMBO |
+ (i << RXD_OPAQUE_INDEX_SHIFT));
+ }
+
for (i = 0; i < tp->rx_jumbo_pending; i++) {
- if (tg3_alloc_rx_skb(tp, RXD_OPAQUE_RING_JUMBO,
+ if (tg3_alloc_rx_skb(tnapi, RXD_OPAQUE_RING_JUMBO,
-1, i) < 0) {
printk(KERN_WARNING PFX
"%s: Using a smaller RX jumbo ring, "
"only %d out of %d buffers were "
"allocated successfully.\n",
tp->dev->name, i, tp->rx_jumbo_pending);
- if (i == 0) {
- tg3_free_rings(tp);
- return -ENOMEM;
- }
+ if (i == 0)
+ goto initfail;
tp->rx_jumbo_pending = i;
break;
}
}
}
+
+done:
return 0;
+
+initfail:
+ tg3_rx_prodring_free(tp, tpr);
+ return -ENOMEM;
+}
+
+static void tg3_rx_prodring_fini(struct tg3 *tp,
+ struct tg3_rx_prodring_set *tpr)
+{
+ kfree(tpr->rx_std_buffers);
+ tpr->rx_std_buffers = NULL;
+ kfree(tpr->rx_jmb_buffers);
+ tpr->rx_jmb_buffers = NULL;
+ if (tpr->rx_std) {
+ pci_free_consistent(tp->pdev, TG3_RX_RING_BYTES,
+ tpr->rx_std, tpr->rx_std_mapping);
+ tpr->rx_std = NULL;
+ }
+ if (tpr->rx_jmb) {
+ pci_free_consistent(tp->pdev, TG3_RX_JUMBO_RING_BYTES,
+ tpr->rx_jmb, tpr->rx_jmb_mapping);
+ tpr->rx_jmb = NULL;
+ }
+}
+
+static int tg3_rx_prodring_init(struct tg3 *tp,
+ struct tg3_rx_prodring_set *tpr)
+{
+ tpr->rx_std_buffers = kzalloc(sizeof(struct ring_info) *
+ TG3_RX_RING_SIZE, GFP_KERNEL);
+ if (!tpr->rx_std_buffers)
+ return -ENOMEM;
+
+ tpr->rx_std = pci_alloc_consistent(tp->pdev, TG3_RX_RING_BYTES,
+ &tpr->rx_std_mapping);
+ if (!tpr->rx_std)
+ goto err_out;
+
+ if (tp->tg3_flags & TG3_FLAG_JUMBO_CAPABLE) {
+ tpr->rx_jmb_buffers = kzalloc(sizeof(struct ring_info) *
+ TG3_RX_JUMBO_RING_SIZE,
+ GFP_KERNEL);
+ if (!tpr->rx_jmb_buffers)
+ goto err_out;
+
+ tpr->rx_jmb = pci_alloc_consistent(tp->pdev,
+ TG3_RX_JUMBO_RING_BYTES,
+ &tpr->rx_jmb_mapping);
+ if (!tpr->rx_jmb)
+ goto err_out;
+ }
+
+ return 0;
+
+err_out:
+ tg3_rx_prodring_fini(tp, tpr);
+ return -ENOMEM;
+}
+
+/* Free up pending packets in all rx/tx rings.
+ *
+ * The chip has been shut down and the driver detached from
+ * the networking, so no interrupts or new tx packets will
+ * end up in the driver. tp->{tx,}lock is not held and we are not
+ * in an interrupt context and thus may sleep.
+ */
+static void tg3_free_rings(struct tg3 *tp)
+{
+ struct tg3_napi *tnapi = &tp->napi[0];
+ int i;
+
+ for (i = 0; i < TG3_TX_RING_SIZE; ) {
+ struct tx_ring_info *txp;
+ struct sk_buff *skb;
+
+ txp = &tnapi->tx_buffers[i];
+ skb = txp->skb;
+
+ if (skb == NULL) {
+ i++;
+ continue;
+ }
+
+ skb_dma_unmap(&tp->pdev->dev, skb, DMA_TO_DEVICE);
+
+ txp->skb = NULL;
+
+ i += skb_shinfo(skb)->nr_frags + 1;
+
+ dev_kfree_skb_any(skb);
+ }
+
+ tg3_rx_prodring_free(tp, &tp->prodring[0]);
+}
+
+/* Initialize tx/rx rings for packet processing.
+ *
+ * The chip has been shut down and the driver detached from
+ * the networking, so no interrupts or new tx packets will
+ * end up in the driver. tp->{tx,}lock are held and thus
+ * we may not sleep.
+ */
+static int tg3_init_rings(struct tg3 *tp)
+{
+ struct tg3_napi *tnapi = &tp->napi[0];
+
+ /* Free up all the SKBs. */
+ tg3_free_rings(tp);
+
+ /* Zero out all descriptors. */
+ memset(tnapi->tx_ring, 0, TG3_TX_RING_BYTES);
+
+ tnapi->rx_rcb_ptr = 0;
+ memset(tnapi->rx_rcb, 0, TG3_RX_RCB_RING_BYTES(tp));
+
+ return tg3_rx_prodring_alloc(tp, &tp->prodring[0]);
}
/*
*/
static void tg3_free_consistent(struct tg3 *tp)
{
- kfree(tp->rx_std_buffers);
- tp->rx_std_buffers = NULL;
- if (tp->rx_std) {
- pci_free_consistent(tp->pdev, TG3_RX_RING_BYTES,
- tp->rx_std, tp->rx_std_mapping);
- tp->rx_std = NULL;
- }
- if (tp->rx_jumbo) {
- pci_free_consistent(tp->pdev, TG3_RX_JUMBO_RING_BYTES,
- tp->rx_jumbo, tp->rx_jumbo_mapping);
- tp->rx_jumbo = NULL;
+ struct tg3_napi *tnapi = &tp->napi[0];
+
+ kfree(tnapi->tx_buffers);
+ tnapi->tx_buffers = NULL;
+ if (tnapi->tx_ring) {
+ pci_free_consistent(tp->pdev, TG3_TX_RING_BYTES,
+ tnapi->tx_ring, tnapi->tx_desc_mapping);
+ tnapi->tx_ring = NULL;
}
- if (tp->rx_rcb) {
+ if (tnapi->rx_rcb) {
pci_free_consistent(tp->pdev, TG3_RX_RCB_RING_BYTES(tp),
- tp->rx_rcb, tp->rx_rcb_mapping);
- tp->rx_rcb = NULL;
- }
- if (tp->tx_ring) {
- pci_free_consistent(tp->pdev, TG3_TX_RING_BYTES,
- tp->tx_ring, tp->tx_desc_mapping);
- tp->tx_ring = NULL;
+ tnapi->rx_rcb, tnapi->rx_rcb_mapping);
+ tnapi->rx_rcb = NULL;
}
- if (tp->hw_status) {
+ if (tnapi->hw_status) {
pci_free_consistent(tp->pdev, TG3_HW_STATUS_SIZE,
- tp->hw_status, tp->status_mapping);
- tp->hw_status = NULL;
+ tnapi->hw_status,
+ tnapi->status_mapping);
+ tnapi->hw_status = NULL;
}
if (tp->hw_stats) {
pci_free_consistent(tp->pdev, sizeof(struct tg3_hw_stats),
tp->hw_stats, tp->stats_mapping);
tp->hw_stats = NULL;
}
+ tg3_rx_prodring_fini(tp, &tp->prodring[0]);
}
/*
*/
static int tg3_alloc_consistent(struct tg3 *tp)
{
- tp->rx_std_buffers = kzalloc((sizeof(struct ring_info) *
- (TG3_RX_RING_SIZE +
- TG3_RX_JUMBO_RING_SIZE)) +
- (sizeof(struct tx_ring_info) *
- TG3_TX_RING_SIZE),
- GFP_KERNEL);
- if (!tp->rx_std_buffers)
- return -ENOMEM;
+ struct tg3_napi *tnapi = &tp->napi[0];
- tp->rx_jumbo_buffers = &tp->rx_std_buffers[TG3_RX_RING_SIZE];
- tp->tx_buffers = (struct tx_ring_info *)
- &tp->rx_jumbo_buffers[TG3_RX_JUMBO_RING_SIZE];
+ if (tg3_rx_prodring_init(tp, &tp->prodring[0]))
+ return -ENOMEM;
- tp->rx_std = pci_alloc_consistent(tp->pdev, TG3_RX_RING_BYTES,
- &tp->rx_std_mapping);
- if (!tp->rx_std)
+ tnapi->tx_buffers = kzalloc(sizeof(struct tx_ring_info) *
+ TG3_TX_RING_SIZE, GFP_KERNEL);
+ if (!tnapi->tx_buffers)
goto err_out;
- tp->rx_jumbo = pci_alloc_consistent(tp->pdev, TG3_RX_JUMBO_RING_BYTES,
- &tp->rx_jumbo_mapping);
-
- if (!tp->rx_jumbo)
+ tnapi->tx_ring = pci_alloc_consistent(tp->pdev, TG3_TX_RING_BYTES,
+ &tnapi->tx_desc_mapping);
+ if (!tnapi->tx_ring)
goto err_out;
- tp->rx_rcb = pci_alloc_consistent(tp->pdev, TG3_RX_RCB_RING_BYTES(tp),
- &tp->rx_rcb_mapping);
- if (!tp->rx_rcb)
+ tnapi->hw_status = pci_alloc_consistent(tp->pdev,
+ TG3_HW_STATUS_SIZE,
+ &tnapi->status_mapping);
+ if (!tnapi->hw_status)
goto err_out;
- tp->tx_ring = pci_alloc_consistent(tp->pdev, TG3_TX_RING_BYTES,
- &tp->tx_desc_mapping);
- if (!tp->tx_ring)
- goto err_out;
+ memset(tnapi->hw_status, 0, TG3_HW_STATUS_SIZE);
- tp->hw_status = pci_alloc_consistent(tp->pdev,
- TG3_HW_STATUS_SIZE,
- &tp->status_mapping);
- if (!tp->hw_status)
+ tnapi->rx_rcb = pci_alloc_consistent(tp->pdev,
+ TG3_RX_RCB_RING_BYTES(tp),
+ &tnapi->rx_rcb_mapping);
+ if (!tnapi->rx_rcb)
goto err_out;
+ memset(tnapi->rx_rcb, 0, TG3_RX_RCB_RING_BYTES(tp));
+
tp->hw_stats = pci_alloc_consistent(tp->pdev,
sizeof(struct tg3_hw_stats),
&tp->stats_mapping);
if (!tp->hw_stats)
goto err_out;
- memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE);
memset(tp->hw_stats, 0, sizeof(struct tg3_hw_stats));
return 0;
static int tg3_abort_hw(struct tg3 *tp, int silent)
{
int i, err;
+ struct tg3_napi *tnapi = &tp->napi[0];
tg3_disable_ints(tp);
err |= tg3_stop_block(tp, BUFMGR_MODE, BUFMGR_MODE_ENABLE, silent);
err |= tg3_stop_block(tp, MEMARB_MODE, MEMARB_MODE_ENABLE, silent);
- if (tp->hw_status)
- memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE);
+ if (tnapi->hw_status)
+ memset(tnapi->hw_status, 0, TG3_HW_STATUS_SIZE);
if (tp->hw_stats)
memset(tp->hw_stats, 0, sizeof(struct tg3_hw_stats));
* sharing or irqpoll.
*/
tp->tg3_flags |= TG3_FLAG_CHIP_RESETTING;
- if (tp->hw_status) {
- tp->hw_status->status = 0;
- tp->hw_status->status_tag = 0;
+ if (tp->napi[0].hw_status) {
+ tp->napi[0].hw_status->status = 0;
+ tp->napi[0].hw_status->status_tag = 0;
}
- tp->last_tag = 0;
- tp->last_irq_tag = 0;
+ tp->napi[0].last_tag = 0;
+ tp->napi[0].last_irq_tag = 0;
smp_mb();
synchronize_irq(tp->pdev->irq);
{
u32 val, rdmac_mode;
int i, err, limit;
+ struct tg3_rx_prodring_set *tpr = &tp->prodring[0];
tg3_disable_ints(tp);
* configurable.
*/
tw32(RCVDBDI_STD_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH,
- ((u64) tp->rx_std_mapping >> 32));
+ ((u64) tpr->rx_std_mapping >> 32));
tw32(RCVDBDI_STD_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW,
- ((u64) tp->rx_std_mapping & 0xffffffff));
+ ((u64) tpr->rx_std_mapping & 0xffffffff));
tw32(RCVDBDI_STD_BD + TG3_BDINFO_NIC_ADDR,
NIC_SRAM_RX_BUFFER_DESC);
if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) {
tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH,
- ((u64) tp->rx_jumbo_mapping >> 32));
+ ((u64) tpr->rx_jmb_mapping >> 32));
tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW,
- ((u64) tp->rx_jumbo_mapping & 0xffffffff));
+ ((u64) tpr->rx_jmb_mapping & 0xffffffff));
tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_MAXLEN_FLAGS,
- RX_JUMBO_MAX_SIZE << BDINFO_FLAGS_MAXLEN_SHIFT);
+ (RX_JUMBO_MAX_SIZE << BDINFO_FLAGS_MAXLEN_SHIFT) |
+ BDINFO_FLAGS_USE_EXT_RECV);
tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_NIC_ADDR,
NIC_SRAM_RX_JUMBO_BUFFER_DESC);
} else {
BDINFO_FLAGS_DISABLED);
}
- tp->tx_prod = 0;
- tp->tx_cons = 0;
- tw32_mailbox(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW, 0);
+ tp->napi[0].tx_prod = 0;
+ tp->napi[0].tx_cons = 0;
tw32_tx_mbox(MAILBOX_SNDNIC_PROD_IDX_0 + TG3_64BIT_REG_LOW, 0);
+ val = MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW;
+ tw32_mailbox(val, 0);
+
tg3_set_bdinfo(tp, NIC_SRAM_SEND_RCB,
- tp->tx_desc_mapping,
+ tp->napi[0].tx_desc_mapping,
(TG3_TX_RING_SIZE <<
BDINFO_FLAGS_MAXLEN_SHIFT),
NIC_SRAM_TX_BUFFER_DESC);
}
}
- tp->rx_rcb_ptr = 0;
- tw32_rx_mbox(MAILBOX_RCVRET_CON_IDX_0 + TG3_64BIT_REG_LOW, 0);
+ tw32_rx_mbox(tp->napi[0].consmbox, 0);
tg3_set_bdinfo(tp, NIC_SRAM_RCV_RET_RCB,
- tp->rx_rcb_mapping,
+ tp->napi[0].rx_rcb_mapping,
(TG3_RX_RCB_RING_SIZE(tp) <<
BDINFO_FLAGS_MAXLEN_SHIFT),
0);
- tp->rx_std_ptr = tp->rx_pending;
+ tpr->rx_std_ptr = tp->rx_pending;
tw32_rx_mbox(MAILBOX_RCV_STD_PROD_IDX + TG3_64BIT_REG_LOW,
- tp->rx_std_ptr);
+ tpr->rx_std_ptr);
- tp->rx_jumbo_ptr = (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) ?
- tp->rx_jumbo_pending : 0;
+ tpr->rx_jmb_ptr = (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) ?
+ tp->rx_jumbo_pending : 0;
tw32_rx_mbox(MAILBOX_RCV_JUMBO_PROD_IDX + TG3_64BIT_REG_LOW,
- tp->rx_jumbo_ptr);
+ tpr->rx_jmb_ptr);
/* Initialize MAC address and backoff seed. */
__tg3_set_mac_addr(tp, 0);
/* set status block DMA address */
tw32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH,
- ((u64) tp->status_mapping >> 32));
+ ((u64) tp->napi[0].status_mapping >> 32));
tw32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW,
- ((u64) tp->status_mapping & 0xffffffff));
+ ((u64) tp->napi[0].status_mapping & 0xffffffff));
if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
/* Status/statistics block address. See tg3_timer,
tg3_write_mem(tp, i, 0);
udelay(40);
}
- memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE);
+ memset(tp->napi[0].hw_status, 0, TG3_HW_STATUS_SIZE);
if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) {
tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
udelay(100);
- tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0);
+ tw32_mailbox_f(tp->napi[0].int_mbox, 0);
if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
tw32_f(DMAC_MODE, DMAC_MODE_ENABLE);
* IRQ status the mailbox/status_block protocol the chip
* uses with the cpu is race prone.
*/
- if (tp->hw_status->status & SD_STATUS_UPDATED) {
+ if (tp->napi[0].hw_status->status & SD_STATUS_UPDATED) {
tw32(GRC_LOCAL_CTRL,
tp->grc_local_ctrl | GRC_LCLCTRL_SETINT);
} else {
{
irq_handler_t fn;
unsigned long flags;
- struct net_device *dev = tp->dev;
+ char *name = tp->dev->name;
if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
fn = tg3_msi;
fn = tg3_interrupt_tagged;
flags = IRQF_SHARED | IRQF_SAMPLE_RANDOM;
}
- return (request_irq(tp->pdev->irq, fn, flags, dev->name, dev));
+ return request_irq(tp->pdev->irq, fn, flags, name, &tp->napi[0]);
}
static int tg3_test_interrupt(struct tg3 *tp)
{
+ struct tg3_napi *tnapi = &tp->napi[0];
struct net_device *dev = tp->dev;
int err, i, intr_ok = 0;
tg3_disable_ints(tp);
- free_irq(tp->pdev->irq, dev);
+ free_irq(tp->pdev->irq, tnapi);
err = request_irq(tp->pdev->irq, tg3_test_isr,
- IRQF_SHARED | IRQF_SAMPLE_RANDOM, dev->name, dev);
+ IRQF_SHARED | IRQF_SAMPLE_RANDOM, dev->name, tnapi);
if (err)
return err;
- tp->hw_status->status &= ~SD_STATUS_UPDATED;
+ tnapi->hw_status->status &= ~SD_STATUS_UPDATED;
tg3_enable_ints(tp);
tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE |
for (i = 0; i < 5; i++) {
u32 int_mbox, misc_host_ctrl;
- int_mbox = tr32_mailbox(MAILBOX_INTERRUPT_0 +
- TG3_64BIT_REG_LOW);
+ int_mbox = tr32_mailbox(tnapi->int_mbox);
misc_host_ctrl = tr32(TG3PCI_MISC_HOST_CTRL);
if ((int_mbox != 0) ||
tg3_disable_ints(tp);
- free_irq(tp->pdev->irq, dev);
+ free_irq(tp->pdev->irq, tnapi);
err = tg3_request_irq(tp);
*/
static int tg3_test_msi(struct tg3 *tp)
{
- struct net_device *dev = tp->dev;
int err;
u16 pci_cmd;
"the PCI maintainer and include system chipset information.\n",
tp->dev->name);
- free_irq(tp->pdev->irq, dev);
+ free_irq(tp->pdev->irq, &tp->napi[0]);
+
pci_disable_msi(tp->pdev);
tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
tg3_full_unlock(tp);
if (err)
- free_irq(tp->pdev->irq, dev);
+ free_irq(tp->pdev->irq, &tp->napi[0]);
return err;
}
return 0;
}
+static void tg3_ints_init(struct tg3 *tp)
+{
+ if (tp->tg3_flags & TG3_FLAG_SUPPORT_MSI) {
+ /* All MSI supporting chips should support tagged
+ * status. Assert that this is the case.
+ */
+ if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)) {
+ printk(KERN_WARNING PFX "%s: MSI without TAGGED? "
+ "Not using MSI.\n", tp->dev->name);
+ } else if (pci_enable_msi(tp->pdev) == 0) {
+ u32 msi_mode;
+
+ msi_mode = tr32(MSGINT_MODE);
+ tw32(MSGINT_MODE, msi_mode | MSGINT_MODE_ENABLE);
+ tp->tg3_flags2 |= TG3_FLG2_USING_MSI;
+ }
+ }
+}
+
+static void tg3_ints_fini(struct tg3 *tp)
+{
+ if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
+ pci_disable_msi(tp->pdev);
+ tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
+ }
+}
+
static int tg3_open(struct net_device *dev)
{
struct tg3 *tp = netdev_priv(dev);
if (err)
return err;
- if (tp->tg3_flags & TG3_FLAG_SUPPORT_MSI) {
- /* All MSI supporting chips should support tagged
- * status. Assert that this is the case.
- */
- if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)) {
- printk(KERN_WARNING PFX "%s: MSI without TAGGED? "
- "Not using MSI.\n", tp->dev->name);
- } else if (pci_enable_msi(tp->pdev) == 0) {
- u32 msi_mode;
+ tg3_ints_init(tp);
- msi_mode = tr32(MSGINT_MODE);
- tw32(MSGINT_MODE, msi_mode | MSGINT_MODE_ENABLE);
- tp->tg3_flags2 |= TG3_FLG2_USING_MSI;
- }
- }
- err = tg3_request_irq(tp);
+ napi_enable(&tp->napi[0].napi);
- if (err) {
- if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
- pci_disable_msi(tp->pdev);
- tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
- }
- tg3_free_consistent(tp);
- return err;
- }
+ err = tg3_request_irq(tp);
- napi_enable(&tp->napi);
+ if (err)
+ goto err_out1;
tg3_full_lock(tp, 0);
tg3_full_unlock(tp);
- if (err) {
- napi_disable(&tp->napi);
- free_irq(tp->pdev->irq, dev);
- if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
- pci_disable_msi(tp->pdev);
- tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
- }
- tg3_free_consistent(tp);
- return err;
- }
+ if (err)
+ goto err_out2;
if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
err = tg3_test_msi(tp);
if (err) {
tg3_full_lock(tp, 0);
-
- if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
- pci_disable_msi(tp->pdev);
- tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
- }
tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
tg3_free_rings(tp);
- tg3_free_consistent(tp);
-
tg3_full_unlock(tp);
- napi_disable(&tp->napi);
-
- return err;
+ goto err_out1;
}
if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
netif_start_queue(dev);
return 0;
+
+err_out2:
+ free_irq(tp->pdev->irq, &tp->napi[0]);
+
+err_out1:
+ napi_disable(&tp->napi[0].napi);
+ tg3_ints_fini(tp);
+ tg3_free_consistent(tp);
+ return err;
}
#if 0
u32 val32, val32_2, val32_3, val32_4, val32_5;
u16 val16;
int i;
+ struct tg3_hw_status *sblk = tp->napi[0]->hw_status;
pci_read_config_word(tp->pdev, PCI_STATUS, &val16);
pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE, &val32);
val32, val32_2, val32_3, val32_4, val32_5);
/* SW status block */
- printk("DEBUG: Host status block [%08x:%08x:(%04x:%04x:%04x):(%04x:%04x)]\n",
- tp->hw_status->status,
- tp->hw_status->status_tag,
- tp->hw_status->rx_jumbo_consumer,
- tp->hw_status->rx_consumer,
- tp->hw_status->rx_mini_consumer,
- tp->hw_status->idx[0].rx_producer,
- tp->hw_status->idx[0].tx_consumer);
+ printk(KERN_DEBUG
+ "Host status block [%08x:%08x:(%04x:%04x:%04x):(%04x:%04x)]\n",
+ sblk->status,
+ sblk->status_tag,
+ sblk->rx_jumbo_consumer,
+ sblk->rx_consumer,
+ sblk->rx_mini_consumer,
+ sblk->idx[0].rx_producer,
+ sblk->idx[0].tx_consumer);
/* SW statistics block */
printk("DEBUG: Host statistics block [%08x:%08x:%08x:%08x]\n",
{
struct tg3 *tp = netdev_priv(dev);
- napi_disable(&tp->napi);
+ napi_disable(&tp->napi[0].napi);
cancel_work_sync(&tp->reset_task);
netif_stop_queue(dev);
tg3_full_unlock(tp);
- free_irq(tp->pdev->irq, dev);
- if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
- pci_disable_msi(tp->pdev);
- tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
- }
+ free_irq(tp->pdev->irq, &tp->napi[0]);
+
+ tg3_ints_fini(tp);
memcpy(&tp->net_stats_prev, tg3_get_stats(tp->dev),
sizeof(tp->net_stats_prev));
else
ering->rx_jumbo_pending = 0;
- ering->tx_pending = tp->tx_pending;
+ ering->tx_pending = tp->napi[0].tx_pending;
}
static int tg3_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ering)
tp->rx_pending > 63)
tp->rx_pending = 63;
tp->rx_jumbo_pending = ering->rx_jumbo_pending;
- tp->tx_pending = ering->tx_pending;
+ tp->napi[0].tx_pending = ering->tx_pending;
if (netif_running(dev)) {
tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
dma_addr_t map;
int num_pkts, tx_len, rx_len, i, err;
struct tg3_rx_buffer_desc *desc;
+ struct tg3_napi *tnapi, *rnapi;
+ struct tg3_rx_prodring_set *tpr = &tp->prodring[0];
+
+ tnapi = &tp->napi[0];
+ rnapi = &tp->napi[0];
if (loopback_mode == TG3_MAC_LOOPBACK) {
/* HW errata - mac loopback fails in some cases on 5780.
udelay(10);
- rx_start_idx = tp->hw_status->idx[0].rx_producer;
+ rx_start_idx = rnapi->hw_status->idx[0].rx_producer;
num_pkts = 0;
- tg3_set_txd(tp, tp->tx_prod, map, tx_len, 0, 1);
+ tg3_set_txd(tnapi, tnapi->tx_prod, map, tx_len, 0, 1);
- tp->tx_prod++;
+ tnapi->tx_prod++;
num_pkts++;
- tw32_tx_mbox(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW,
- tp->tx_prod);
- tr32_mailbox(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW);
+ tw32_tx_mbox(tnapi->prodmbox, tnapi->tx_prod);
+ tr32_mailbox(tnapi->prodmbox);
udelay(10);
udelay(10);
- tx_idx = tp->hw_status->idx[0].tx_consumer;
- rx_idx = tp->hw_status->idx[0].rx_producer;
- if ((tx_idx == tp->tx_prod) &&
+ tx_idx = tnapi->hw_status->idx[0].tx_consumer;
+ rx_idx = rnapi->hw_status->idx[0].rx_producer;
+ if ((tx_idx == tnapi->tx_prod) &&
(rx_idx == (rx_start_idx + num_pkts)))
break;
}
pci_unmap_single(tp->pdev, map, tx_len, PCI_DMA_TODEVICE);
dev_kfree_skb(skb);
- if (tx_idx != tp->tx_prod)
+ if (tx_idx != tnapi->tx_prod)
goto out;
if (rx_idx != rx_start_idx + num_pkts)
goto out;
- desc = &tp->rx_rcb[rx_start_idx];
+ desc = &rnapi->rx_rcb[rx_start_idx];
desc_idx = desc->opaque & RXD_OPAQUE_INDEX_MASK;
opaque_key = desc->opaque & RXD_OPAQUE_RING_MASK;
if (opaque_key != RXD_OPAQUE_RING_STD)
if (rx_len != tx_len)
goto out;
- rx_skb = tp->rx_std_buffers[desc_idx].skb;
+ rx_skb = tpr->rx_std_buffers[desc_idx].skb;
- map = pci_unmap_addr(&tp->rx_std_buffers[desc_idx], mapping);
+ map = pci_unmap_addr(&tpr->rx_std_buffers[desc_idx], mapping);
pci_dma_sync_single_for_cpu(tp->pdev, map, rx_len, PCI_DMA_FROMDEVICE);
for (i = 14; i < tx_len; i++) {
tp->rx_pending = TG3_DEF_RX_RING_PENDING;
tp->rx_jumbo_pending = TG3_DEF_RX_JUMBO_RING_PENDING;
- tp->tx_pending = TG3_DEF_TX_RING_PENDING;
- netif_napi_add(dev, &tp->napi, tg3_poll, 64);
+ tp->napi[0].tp = tp;
+ tp->napi[0].int_mbox = MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW;
+ tp->napi[0].consmbox = MAILBOX_RCVRET_CON_IDX_0 + TG3_64BIT_REG_LOW;
+ tp->napi[0].prodmbox = MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW;
+ tp->napi[0].tx_pending = TG3_DEF_TX_RING_PENDING;
+ netif_napi_add(dev, &tp->napi[0].napi, tg3_poll, 64);
dev->ethtool_ops = &tg3_ethtool_ops;
dev->watchdog_timeo = TG3_TX_TIMEOUT;
dev->irq = pdev->irq;
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff