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path: root/drivers/net/ixgbe
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Diffstat (limited to 'drivers/net/ixgbe')
-rw-r--r--drivers/net/ixgbe/ixgbe.h4
-rw-r--r--drivers/net/ixgbe/ixgbe_ethtool.c9
-rw-r--r--drivers/net/ixgbe/ixgbe_main.c57
3 files changed, 44 insertions, 26 deletions
diff --git a/drivers/net/ixgbe/ixgbe.h b/drivers/net/ixgbe/ixgbe.h
index 7eb08a6d3f9..76b052fa364 100644
--- a/drivers/net/ixgbe/ixgbe.h
+++ b/drivers/net/ixgbe/ixgbe.h
@@ -159,6 +159,7 @@ struct ixgbe_ring {
struct ixgbe_queue_stats stats;
unsigned long reinit_state;
u64 rsc_count; /* stat for coalesced packets */
+ u64 rsc_flush; /* stats for flushed packets */
unsigned int size; /* length in bytes */
dma_addr_t dma; /* phys. address of descriptor ring */
@@ -375,7 +376,8 @@ struct ixgbe_adapter {
#ifdef IXGBE_FCOE
struct ixgbe_fcoe fcoe;
#endif /* IXGBE_FCOE */
- u64 rsc_count;
+ u64 rsc_total_count;
+ u64 rsc_total_flush;
u32 wol;
u16 eeprom_version;
};
diff --git a/drivers/net/ixgbe/ixgbe_ethtool.c b/drivers/net/ixgbe/ixgbe_ethtool.c
index 9d2cc833691..84ab4db7074 100644
--- a/drivers/net/ixgbe/ixgbe_ethtool.c
+++ b/drivers/net/ixgbe/ixgbe_ethtool.c
@@ -79,7 +79,8 @@ static struct ixgbe_stats ixgbe_gstrings_stats[] = {
{"rx_over_errors", IXGBE_NETDEV_STAT(stats.rx_over_errors)},
{"rx_crc_errors", IXGBE_NETDEV_STAT(stats.rx_crc_errors)},
{"rx_frame_errors", IXGBE_NETDEV_STAT(stats.rx_frame_errors)},
- {"hw_rsc_count", IXGBE_STAT(rsc_count)},
+ {"hw_rsc_aggregated", IXGBE_STAT(rsc_total_count)},
+ {"hw_rsc_flushed", IXGBE_STAT(rsc_total_flush)},
{"fdir_match", IXGBE_STAT(stats.fdirmatch)},
{"fdir_miss", IXGBE_STAT(stats.fdirmiss)},
{"rx_fifo_errors", IXGBE_NETDEV_STAT(stats.rx_fifo_errors)},
@@ -1274,15 +1275,15 @@ static int ixgbe_intr_test(struct ixgbe_adapter *adapter, u64 *data)
return 0;
} else if (adapter->flags & IXGBE_FLAG_MSI_ENABLED) {
shared_int = false;
- if (request_irq(irq, &ixgbe_test_intr, 0, netdev->name,
+ if (request_irq(irq, ixgbe_test_intr, 0, netdev->name,
netdev)) {
*data = 1;
return -1;
}
- } else if (!request_irq(irq, &ixgbe_test_intr, IRQF_PROBE_SHARED,
+ } else if (!request_irq(irq, ixgbe_test_intr, IRQF_PROBE_SHARED,
netdev->name, netdev)) {
shared_int = false;
- } else if (request_irq(irq, &ixgbe_test_intr, IRQF_SHARED,
+ } else if (request_irq(irq, ixgbe_test_intr, IRQF_SHARED,
netdev->name, netdev)) {
*data = 1;
return -1;
diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index dceed80f16f..5182b289343 100644
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -729,12 +729,14 @@ static inline u32 ixgbe_get_rsc_count(union ixgbe_adv_rx_desc *rx_desc)
/**
* ixgbe_transform_rsc_queue - change rsc queue into a full packet
* @skb: pointer to the last skb in the rsc queue
+ * @count: pointer to number of packets coalesced in this context
*
* This function changes a queue full of hw rsc buffers into a completed
* packet. It uses the ->prev pointers to find the first packet and then
* turns it into the frag list owner.
**/
-static inline struct sk_buff *ixgbe_transform_rsc_queue(struct sk_buff *skb)
+static inline struct sk_buff *ixgbe_transform_rsc_queue(struct sk_buff *skb,
+ u64 *count)
{
unsigned int frag_list_size = 0;
@@ -743,6 +745,7 @@ static inline struct sk_buff *ixgbe_transform_rsc_queue(struct sk_buff *skb)
frag_list_size += skb->len;
skb->prev = NULL;
skb = prev;
+ *count += 1;
}
skb_shinfo(skb)->frag_list = skb->next;
@@ -845,14 +848,20 @@ static bool ixgbe_clean_rx_irq(struct ixgbe_q_vector *q_vector,
u32 nextp = (staterr & IXGBE_RXDADV_NEXTP_MASK) >>
IXGBE_RXDADV_NEXTP_SHIFT;
next_buffer = &rx_ring->rx_buffer_info[nextp];
- rx_ring->rsc_count += (rsc_count - 1);
} else {
next_buffer = &rx_ring->rx_buffer_info[i];
}
if (staterr & IXGBE_RXD_STAT_EOP) {
if (skb->prev)
- skb = ixgbe_transform_rsc_queue(skb);
+ skb = ixgbe_transform_rsc_queue(skb, &(rx_ring->rsc_count));
+ if (adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED) {
+ if (rx_ring->flags & IXGBE_RING_RX_PS_ENABLED)
+ rx_ring->rsc_count += skb_shinfo(skb)->nr_frags;
+ else
+ rx_ring->rsc_count++;
+ rx_ring->rsc_flush++;
+ }
rx_ring->stats.packets++;
rx_ring->stats.bytes += skb->len;
} else {
@@ -1661,7 +1670,7 @@ static int ixgbe_request_msix_irqs(struct ixgbe_adapter *adapter)
sprintf(adapter->name[vector], "%s:lsc", netdev->name);
err = request_irq(adapter->msix_entries[vector].vector,
- &ixgbe_msix_lsc, 0, adapter->name[vector], netdev);
+ ixgbe_msix_lsc, 0, adapter->name[vector], netdev);
if (err) {
DPRINTK(PROBE, ERR,
"request_irq for msix_lsc failed: %d\n", err);
@@ -1832,10 +1841,10 @@ static int ixgbe_request_irq(struct ixgbe_adapter *adapter)
if (adapter->flags & IXGBE_FLAG_MSIX_ENABLED) {
err = ixgbe_request_msix_irqs(adapter);
} else if (adapter->flags & IXGBE_FLAG_MSI_ENABLED) {
- err = request_irq(adapter->pdev->irq, &ixgbe_intr, 0,
+ err = request_irq(adapter->pdev->irq, ixgbe_intr, 0,
netdev->name, netdev);
} else {
- err = request_irq(adapter->pdev->irq, &ixgbe_intr, IRQF_SHARED,
+ err = request_irq(adapter->pdev->irq, ixgbe_intr, IRQF_SHARED,
netdev->name, netdev);
}
@@ -2057,18 +2066,18 @@ static u32 ixgbe_setup_mrqc(struct ixgbe_adapter *adapter)
* ixgbe_configure_rscctl - enable RSC for the indicated ring
* @adapter: address of board private structure
* @index: index of ring to set
- * @rx_buf_len: rx buffer length
**/
-static void ixgbe_configure_rscctl(struct ixgbe_adapter *adapter, int index,
- int rx_buf_len)
+static void ixgbe_configure_rscctl(struct ixgbe_adapter *adapter, int index)
{
struct ixgbe_ring *rx_ring;
struct ixgbe_hw *hw = &adapter->hw;
int j;
u32 rscctrl;
+ int rx_buf_len;
rx_ring = &adapter->rx_ring[index];
j = rx_ring->reg_idx;
+ rx_buf_len = rx_ring->rx_buf_len;
rscctrl = IXGBE_READ_REG(hw, IXGBE_RSCCTL(j));
rscctrl |= IXGBE_RSCCTL_RSCEN;
/*
@@ -2276,7 +2285,7 @@ static void ixgbe_configure_rx(struct ixgbe_adapter *adapter)
if (adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED) {
/* Enable 82599 HW-RSC */
for (i = 0; i < adapter->num_rx_queues; i++)
- ixgbe_configure_rscctl(adapter, i, rx_buf_len);
+ ixgbe_configure_rscctl(adapter, i);
/* Disable RSC for ACK packets */
IXGBE_WRITE_REG(hw, IXGBE_RSCDBU,
@@ -2327,23 +2336,25 @@ static void ixgbe_vlan_rx_register(struct net_device *netdev,
* not in DCB mode.
*/
ctrl = IXGBE_READ_REG(&adapter->hw, IXGBE_VLNCTRL);
+
+ /* Disable CFI check */
+ ctrl &= ~IXGBE_VLNCTRL_CFIEN;
+
+ /* enable VLAN tag stripping */
if (adapter->hw.mac.type == ixgbe_mac_82598EB) {
- ctrl |= IXGBE_VLNCTRL_VME | IXGBE_VLNCTRL_VFE;
- ctrl &= ~IXGBE_VLNCTRL_CFIEN;
- IXGBE_WRITE_REG(&adapter->hw, IXGBE_VLNCTRL, ctrl);
+ ctrl |= IXGBE_VLNCTRL_VME;
} else if (adapter->hw.mac.type == ixgbe_mac_82599EB) {
- ctrl |= IXGBE_VLNCTRL_VFE;
- /* enable VLAN tag insert/strip */
- ctrl = IXGBE_READ_REG(&adapter->hw, IXGBE_VLNCTRL);
- ctrl &= ~IXGBE_VLNCTRL_CFIEN;
- IXGBE_WRITE_REG(&adapter->hw, IXGBE_VLNCTRL, ctrl);
for (i = 0; i < adapter->num_rx_queues; i++) {
+ u32 ctrl;
j = adapter->rx_ring[i].reg_idx;
ctrl = IXGBE_READ_REG(&adapter->hw, IXGBE_RXDCTL(j));
ctrl |= IXGBE_RXDCTL_VME;
IXGBE_WRITE_REG(&adapter->hw, IXGBE_RXDCTL(j), ctrl);
}
}
+
+ IXGBE_WRITE_REG(&adapter->hw, IXGBE_VLNCTRL, ctrl);
+
ixgbe_vlan_rx_add_vid(netdev, 0);
if (!test_bit(__IXGBE_DOWN, &adapter->state))
@@ -4474,14 +4485,18 @@ void ixgbe_update_stats(struct ixgbe_adapter *adapter)
u64 total_mpc = 0;
u32 i, missed_rx = 0, mpc, bprc, lxon, lxoff, xon_off_tot;
- if (hw->mac.type == ixgbe_mac_82599EB) {
+ if (adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED) {
u64 rsc_count = 0;
+ u64 rsc_flush = 0;
for (i = 0; i < 16; i++)
adapter->hw_rx_no_dma_resources +=
IXGBE_READ_REG(hw, IXGBE_QPRDC(i));
- for (i = 0; i < adapter->num_rx_queues; i++)
+ for (i = 0; i < adapter->num_rx_queues; i++) {
rsc_count += adapter->rx_ring[i].rsc_count;
- adapter->rsc_count = rsc_count;
+ rsc_flush += adapter->rx_ring[i].rsc_flush;
+ }
+ adapter->rsc_total_count = rsc_count;
+ adapter->rsc_total_flush = rsc_flush;
}
adapter->stats.crcerrs += IXGBE_READ_REG(hw, IXGBE_CRCERRS);
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-29 08:23:34 +0000