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path: root/drivers/net/ethernet/nvidia/forcedeth.c
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Diffstat (limited to 'drivers/net/ethernet/nvidia/forcedeth.c')
-rw-r--r--drivers/net/ethernet/nvidia/forcedeth.c88
1 files changed, 31 insertions, 57 deletions
diff --git a/drivers/net/ethernet/nvidia/forcedeth.c b/drivers/net/ethernet/nvidia/forcedeth.c
index 1e37eb98c4e..1dca57013cb 100644
--- a/drivers/net/ethernet/nvidia/forcedeth.c
+++ b/drivers/net/ethernet/nvidia/forcedeth.c
@@ -1682,6 +1682,7 @@ static void nv_get_hw_stats(struct net_device *dev)
np->estats.tx_pause += readl(base + NvRegTxPause);
np->estats.rx_pause += readl(base + NvRegRxPause);
np->estats.rx_drop_frame += readl(base + NvRegRxDropFrame);
+ np->estats.rx_errors_total += np->estats.rx_drop_frame;
}
if (np->driver_data & DEV_HAS_STATISTICS_V3) {
@@ -1706,11 +1707,14 @@ static struct net_device_stats *nv_get_stats(struct net_device *dev)
nv_get_hw_stats(dev);
/* copy to net_device stats */
+ dev->stats.tx_packets = np->estats.tx_packets;
+ dev->stats.rx_bytes = np->estats.rx_bytes;
dev->stats.tx_bytes = np->estats.tx_bytes;
dev->stats.tx_fifo_errors = np->estats.tx_fifo_errors;
dev->stats.tx_carrier_errors = np->estats.tx_carrier_errors;
dev->stats.rx_crc_errors = np->estats.rx_crc_errors;
dev->stats.rx_over_errors = np->estats.rx_over_errors;
+ dev->stats.rx_fifo_errors = np->estats.rx_drop_frame;
dev->stats.rx_errors = np->estats.rx_errors_total;
dev->stats.tx_errors = np->estats.tx_errors_total;
}
@@ -2099,10 +2103,10 @@ static netdev_tx_t nv_start_xmit(struct sk_buff *skb, struct net_device *dev)
/* add fragments to entries count */
for (i = 0; i < fragments; i++) {
- u32 size = skb_frag_size(&skb_shinfo(skb)->frags[i]);
+ u32 frag_size = skb_frag_size(&skb_shinfo(skb)->frags[i]);
- entries += (size >> NV_TX2_TSO_MAX_SHIFT) +
- ((size & (NV_TX2_TSO_MAX_SIZE-1)) ? 1 : 0);
+ entries += (frag_size >> NV_TX2_TSO_MAX_SHIFT) +
+ ((frag_size & (NV_TX2_TSO_MAX_SIZE-1)) ? 1 : 0);
}
spin_lock_irqsave(&np->lock, flags);
@@ -2141,13 +2145,13 @@ static netdev_tx_t nv_start_xmit(struct sk_buff *skb, struct net_device *dev)
/* setup the fragments */
for (i = 0; i < fragments; i++) {
const skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
- u32 size = skb_frag_size(frag);
+ u32 frag_size = skb_frag_size(frag);
offset = 0;
do {
prev_tx = put_tx;
prev_tx_ctx = np->put_tx_ctx;
- bcnt = (size > NV_TX2_TSO_MAX_SIZE) ? NV_TX2_TSO_MAX_SIZE : size;
+ bcnt = (frag_size > NV_TX2_TSO_MAX_SIZE) ? NV_TX2_TSO_MAX_SIZE : frag_size;
np->put_tx_ctx->dma = skb_frag_dma_map(
&np->pci_dev->dev,
frag, offset,
@@ -2159,12 +2163,12 @@ static netdev_tx_t nv_start_xmit(struct sk_buff *skb, struct net_device *dev)
put_tx->flaglen = cpu_to_le32((bcnt-1) | tx_flags);
offset += bcnt;
- size -= bcnt;
+ frag_size -= bcnt;
if (unlikely(put_tx++ == np->last_tx.orig))
put_tx = np->first_tx.orig;
if (unlikely(np->put_tx_ctx++ == np->last_tx_ctx))
np->put_tx_ctx = np->first_tx_ctx;
- } while (size);
+ } while (frag_size);
}
/* set last fragment flag */
@@ -2213,10 +2217,10 @@ static netdev_tx_t nv_start_xmit_optimized(struct sk_buff *skb,
/* add fragments to entries count */
for (i = 0; i < fragments; i++) {
- u32 size = skb_frag_size(&skb_shinfo(skb)->frags[i]);
+ u32 frag_size = skb_frag_size(&skb_shinfo(skb)->frags[i]);
- entries += (size >> NV_TX2_TSO_MAX_SHIFT) +
- ((size & (NV_TX2_TSO_MAX_SIZE-1)) ? 1 : 0);
+ entries += (frag_size >> NV_TX2_TSO_MAX_SHIFT) +
+ ((frag_size & (NV_TX2_TSO_MAX_SIZE-1)) ? 1 : 0);
}
spin_lock_irqsave(&np->lock, flags);
@@ -2257,13 +2261,13 @@ static netdev_tx_t nv_start_xmit_optimized(struct sk_buff *skb,
/* setup the fragments */
for (i = 0; i < fragments; i++) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
- u32 size = skb_frag_size(frag);
+ u32 frag_size = skb_frag_size(frag);
offset = 0;
do {
prev_tx = put_tx;
prev_tx_ctx = np->put_tx_ctx;
- bcnt = (size > NV_TX2_TSO_MAX_SIZE) ? NV_TX2_TSO_MAX_SIZE : size;
+ bcnt = (frag_size > NV_TX2_TSO_MAX_SIZE) ? NV_TX2_TSO_MAX_SIZE : frag_size;
np->put_tx_ctx->dma = skb_frag_dma_map(
&np->pci_dev->dev,
frag, offset,
@@ -2276,12 +2280,12 @@ static netdev_tx_t nv_start_xmit_optimized(struct sk_buff *skb,
put_tx->flaglen = cpu_to_le32((bcnt-1) | tx_flags);
offset += bcnt;
- size -= bcnt;
+ frag_size -= bcnt;
if (unlikely(put_tx++ == np->last_tx.ex))
put_tx = np->first_tx.ex;
if (unlikely(np->put_tx_ctx++ == np->last_tx_ctx))
np->put_tx_ctx = np->first_tx_ctx;
- } while (size);
+ } while (frag_size);
}
/* set last fragment flag */
@@ -2374,16 +2378,8 @@ static int nv_tx_done(struct net_device *dev, int limit)
if (np->desc_ver == DESC_VER_1) {
if (flags & NV_TX_LASTPACKET) {
if (flags & NV_TX_ERROR) {
- if (flags & NV_TX_UNDERFLOW)
- dev->stats.tx_fifo_errors++;
- if (flags & NV_TX_CARRIERLOST)
- dev->stats.tx_carrier_errors++;
if ((flags & NV_TX_RETRYERROR) && !(flags & NV_TX_RETRYCOUNT_MASK))
nv_legacybackoff_reseed(dev);
- dev->stats.tx_errors++;
- } else {
- dev->stats.tx_packets++;
- dev->stats.tx_bytes += np->get_tx_ctx->skb->len;
}
dev_kfree_skb_any(np->get_tx_ctx->skb);
np->get_tx_ctx->skb = NULL;
@@ -2392,16 +2388,8 @@ static int nv_tx_done(struct net_device *dev, int limit)
} else {
if (flags & NV_TX2_LASTPACKET) {
if (flags & NV_TX2_ERROR) {
- if (flags & NV_TX2_UNDERFLOW)
- dev->stats.tx_fifo_errors++;
- if (flags & NV_TX2_CARRIERLOST)
- dev->stats.tx_carrier_errors++;
if ((flags & NV_TX2_RETRYERROR) && !(flags & NV_TX2_RETRYCOUNT_MASK))
nv_legacybackoff_reseed(dev);
- dev->stats.tx_errors++;
- } else {
- dev->stats.tx_packets++;
- dev->stats.tx_bytes += np->get_tx_ctx->skb->len;
}
dev_kfree_skb_any(np->get_tx_ctx->skb);
np->get_tx_ctx->skb = NULL;
@@ -2434,9 +2422,7 @@ static int nv_tx_done_optimized(struct net_device *dev, int limit)
nv_unmap_txskb(np, np->get_tx_ctx);
if (flags & NV_TX2_LASTPACKET) {
- if (!(flags & NV_TX2_ERROR))
- dev->stats.tx_packets++;
- else {
+ if (flags & NV_TX2_ERROR) {
if ((flags & NV_TX2_RETRYERROR) && !(flags & NV_TX2_RETRYCOUNT_MASK)) {
if (np->driver_data & DEV_HAS_GEAR_MODE)
nv_gear_backoff_reseed(dev);
@@ -2636,7 +2622,6 @@ static int nv_rx_process(struct net_device *dev, int limit)
if ((flags & NV_RX_ERROR_MASK) == NV_RX_ERROR4) {
len = nv_getlen(dev, skb->data, len);
if (len < 0) {
- dev->stats.rx_errors++;
dev_kfree_skb(skb);
goto next_pkt;
}
@@ -2650,11 +2635,6 @@ static int nv_rx_process(struct net_device *dev, int limit)
else {
if (flags & NV_RX_MISSEDFRAME)
dev->stats.rx_missed_errors++;
- if (flags & NV_RX_CRCERR)
- dev->stats.rx_crc_errors++;
- if (flags & NV_RX_OVERFLOW)
- dev->stats.rx_over_errors++;
- dev->stats.rx_errors++;
dev_kfree_skb(skb);
goto next_pkt;
}
@@ -2670,7 +2650,6 @@ static int nv_rx_process(struct net_device *dev, int limit)
if ((flags & NV_RX2_ERROR_MASK) == NV_RX2_ERROR4) {
len = nv_getlen(dev, skb->data, len);
if (len < 0) {
- dev->stats.rx_errors++;
dev_kfree_skb(skb);
goto next_pkt;
}
@@ -2682,11 +2661,6 @@ static int nv_rx_process(struct net_device *dev, int limit)
}
/* the rest are hard errors */
else {
- if (flags & NV_RX2_CRCERR)
- dev->stats.rx_crc_errors++;
- if (flags & NV_RX2_OVERFLOW)
- dev->stats.rx_over_errors++;
- dev->stats.rx_errors++;
dev_kfree_skb(skb);
goto next_pkt;
}
@@ -2704,7 +2678,6 @@ static int nv_rx_process(struct net_device *dev, int limit)
skb->protocol = eth_type_trans(skb, dev);
napi_gro_receive(&np->napi, skb);
dev->stats.rx_packets++;
- dev->stats.rx_bytes += len;
next_pkt:
if (unlikely(np->get_rx.orig++ == np->last_rx.orig))
np->get_rx.orig = np->first_rx.orig;
@@ -2787,9 +2760,7 @@ static int nv_rx_process_optimized(struct net_device *dev, int limit)
__vlan_hwaccel_put_tag(skb, vid);
}
napi_gro_receive(&np->napi, skb);
-
dev->stats.rx_packets++;
- dev->stats.rx_bytes += len;
} else {
dev_kfree_skb(skb);
}
@@ -2962,11 +2933,11 @@ static void nv_set_multicast(struct net_device *dev)
struct netdev_hw_addr *ha;
netdev_for_each_mc_addr(ha, dev) {
- unsigned char *addr = ha->addr;
+ unsigned char *hw_addr = ha->addr;
u32 a, b;
- a = le32_to_cpu(*(__le32 *) addr);
- b = le16_to_cpu(*(__le16 *) (&addr[4]));
+ a = le32_to_cpu(*(__le32 *) hw_addr);
+ b = le16_to_cpu(*(__le16 *) (&hw_addr[4]));
alwaysOn[0] &= a;
alwaysOff[0] &= ~a;
alwaysOn[1] &= b;
@@ -3398,7 +3369,8 @@ static irqreturn_t nv_nic_irq_tx(int foo, void *data)
for (i = 0;; i++) {
events = readl(base + NvRegMSIXIrqStatus) & NVREG_IRQ_TX_ALL;
- writel(NVREG_IRQ_TX_ALL, base + NvRegMSIXIrqStatus);
+ writel(events, base + NvRegMSIXIrqStatus);
+ netdev_dbg(dev, "tx irq events: %08x\n", events);
if (!(events & np->irqmask))
break;
@@ -3509,7 +3481,8 @@ static irqreturn_t nv_nic_irq_rx(int foo, void *data)
for (i = 0;; i++) {
events = readl(base + NvRegMSIXIrqStatus) & NVREG_IRQ_RX_ALL;
- writel(NVREG_IRQ_RX_ALL, base + NvRegMSIXIrqStatus);
+ writel(events, base + NvRegMSIXIrqStatus);
+ netdev_dbg(dev, "rx irq events: %08x\n", events);
if (!(events & np->irqmask))
break;
@@ -3553,7 +3526,8 @@ static irqreturn_t nv_nic_irq_other(int foo, void *data)
for (i = 0;; i++) {
events = readl(base + NvRegMSIXIrqStatus) & NVREG_IRQ_OTHER;
- writel(NVREG_IRQ_OTHER, base + NvRegMSIXIrqStatus);
+ writel(events, base + NvRegMSIXIrqStatus);
+ netdev_dbg(dev, "irq events: %08x\n", events);
if (!(events & np->irqmask))
break;
@@ -3617,10 +3591,10 @@ static irqreturn_t nv_nic_irq_test(int foo, void *data)
if (!(np->msi_flags & NV_MSI_X_ENABLED)) {
events = readl(base + NvRegIrqStatus) & NVREG_IRQSTAT_MASK;
- writel(NVREG_IRQ_TIMER, base + NvRegIrqStatus);
+ writel(events & NVREG_IRQ_TIMER, base + NvRegIrqStatus);
} else {
events = readl(base + NvRegMSIXIrqStatus) & NVREG_IRQSTAT_MASK;
- writel(NVREG_IRQ_TIMER, base + NvRegMSIXIrqStatus);
+ writel(events & NVREG_IRQ_TIMER, base + NvRegMSIXIrqStatus);
}
pci_push(base);
if (!(events & NVREG_IRQ_TIMER))
@@ -4566,7 +4540,7 @@ static void nv_get_ethtool_stats(struct net_device *dev, struct ethtool_stats *e
struct fe_priv *np = netdev_priv(dev);
/* update stats */
- nv_do_stats_poll((unsigned long)dev);
+ nv_get_hw_stats(dev);
memcpy(buffer, &np->estats, nv_get_sset_count(dev, ETH_SS_STATS)*sizeof(u64));
}
generated by cgit v1.2.3-70-g09d2 (git 2.51.2) at 2025-11-04 02:04:09 +0000