summaryrefslogtreecommitdiff
path: root/drivers/net
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/ixgbe/ixgbe.h5
-rw-r--r--drivers/net/ixgbe/ixgbe_fcoe.c35
-rw-r--r--drivers/net/ixgbe/ixgbe_main.c39
3 files changed, 37 insertions, 42 deletions
diff --git a/drivers/net/ixgbe/ixgbe.h b/drivers/net/ixgbe/ixgbe.h
index fbae7352b036..0d610c73164d 100644
--- a/drivers/net/ixgbe/ixgbe.h
+++ b/drivers/net/ixgbe/ixgbe.h
@@ -600,8 +600,9 @@ extern int ixgbe_fso(struct ixgbe_ring *tx_ring, struct sk_buff *skb,
u32 tx_flags, u8 *hdr_len);
extern void ixgbe_cleanup_fcoe(struct ixgbe_adapter *adapter);
extern int ixgbe_fcoe_ddp(struct ixgbe_adapter *adapter,
- union ixgbe_adv_rx_desc *rx_desc,
- struct sk_buff *skb);
+ union ixgbe_adv_rx_desc *rx_desc,
+ struct sk_buff *skb,
+ u32 staterr);
extern int ixgbe_fcoe_ddp_get(struct net_device *netdev, u16 xid,
struct scatterlist *sgl, unsigned int sgc);
extern int ixgbe_fcoe_ddp_target(struct net_device *netdev, u16 xid,
diff --git a/drivers/net/ixgbe/ixgbe_fcoe.c b/drivers/net/ixgbe/ixgbe_fcoe.c
index f0c1018bbf31..824edae77865 100644
--- a/drivers/net/ixgbe/ixgbe_fcoe.c
+++ b/drivers/net/ixgbe/ixgbe_fcoe.c
@@ -37,25 +37,6 @@
#include <scsi/libfcoe.h>
/**
- * ixgbe_rx_is_fcoe - check the rx desc for incoming pkt type
- * @rx_desc: advanced rx descriptor
- *
- * Returns : true if it is FCoE pkt
- */
-static inline bool ixgbe_rx_is_fcoe(union ixgbe_adv_rx_desc *rx_desc)
-{
- u16 p;
-
- p = le16_to_cpu(rx_desc->wb.lower.lo_dword.hs_rss.pkt_info);
- if (p & IXGBE_RXDADV_PKTTYPE_ETQF) {
- p &= IXGBE_RXDADV_PKTTYPE_ETQF_MASK;
- p >>= IXGBE_RXDADV_PKTTYPE_ETQF_SHIFT;
- return p == IXGBE_ETQF_FILTER_FCOE;
- }
- return false;
-}
-
-/**
* ixgbe_fcoe_clear_ddp - clear the given ddp context
* @ddp - ptr to the ixgbe_fcoe_ddp
*
@@ -136,7 +117,6 @@ out_ddp_put:
return len;
}
-
/**
* ixgbe_fcoe_ddp_setup - called to set up ddp context
* @netdev: the corresponding net_device
@@ -380,23 +360,20 @@ int ixgbe_fcoe_ddp_target(struct net_device *netdev, u16 xid,
*/
int ixgbe_fcoe_ddp(struct ixgbe_adapter *adapter,
union ixgbe_adv_rx_desc *rx_desc,
- struct sk_buff *skb)
+ struct sk_buff *skb,
+ u32 staterr)
{
u16 xid;
u32 fctl;
- u32 sterr, fceofe, fcerr, fcstat;
+ u32 fceofe, fcerr, fcstat;
int rc = -EINVAL;
struct ixgbe_fcoe *fcoe;
struct ixgbe_fcoe_ddp *ddp;
struct fc_frame_header *fh;
struct fcoe_crc_eof *crc;
- if (!ixgbe_rx_is_fcoe(rx_desc))
- goto ddp_out;
-
- sterr = le32_to_cpu(rx_desc->wb.upper.status_error);
- fcerr = (sterr & IXGBE_RXDADV_ERR_FCERR);
- fceofe = (sterr & IXGBE_RXDADV_ERR_FCEOFE);
+ fcerr = (staterr & IXGBE_RXDADV_ERR_FCERR);
+ fceofe = (staterr & IXGBE_RXDADV_ERR_FCEOFE);
if (fcerr == IXGBE_FCERR_BADCRC)
skb_checksum_none_assert(skb);
else
@@ -425,7 +402,7 @@ int ixgbe_fcoe_ddp(struct ixgbe_adapter *adapter,
if (fcerr | fceofe)
goto ddp_out;
- fcstat = (sterr & IXGBE_RXDADV_STAT_FCSTAT);
+ fcstat = (staterr & IXGBE_RXDADV_STAT_FCSTAT);
if (fcstat) {
/* update length of DDPed data */
ddp->len = le32_to_cpu(rx_desc->wb.lower.hi_dword.rss);
diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index 298c95b1480f..a222af378a32 100644
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -1039,6 +1039,24 @@ static inline void ixgbe_rx_hash(union ixgbe_adv_rx_desc *rx_desc,
}
/**
+ * ixgbe_rx_is_fcoe - check the rx desc for incoming pkt type
+ * @adapter: address of board private structure
+ * @rx_desc: advanced rx descriptor
+ *
+ * Returns : true if it is FCoE pkt
+ */
+static inline bool ixgbe_rx_is_fcoe(struct ixgbe_adapter *adapter,
+ union ixgbe_adv_rx_desc *rx_desc)
+{
+ __le16 pkt_info = rx_desc->wb.lower.lo_dword.hs_rss.pkt_info;
+
+ return (adapter->flags & IXGBE_FLAG_FCOE_ENABLED) &&
+ ((pkt_info & cpu_to_le16(IXGBE_RXDADV_PKTTYPE_ETQF_MASK)) ==
+ (cpu_to_le16(IXGBE_ETQF_FILTER_FCOE <<
+ IXGBE_RXDADV_PKTTYPE_ETQF_SHIFT)));
+}
+
+/**
* ixgbe_receive_skb - Send a completed packet up the stack
* @adapter: board private structure
* @skb: packet to send up
@@ -1070,14 +1088,14 @@ static void ixgbe_receive_skb(struct ixgbe_q_vector *q_vector,
* @adapter: address of board private structure
* @status_err: hardware indication of status of receive
* @skb: skb currently being received and modified
+ * @status_err: status error value of last descriptor in packet
**/
static inline void ixgbe_rx_checksum(struct ixgbe_adapter *adapter,
union ixgbe_adv_rx_desc *rx_desc,
- struct sk_buff *skb)
+ struct sk_buff *skb,
+ u32 status_err)
{
- u32 status_err = le32_to_cpu(rx_desc->wb.upper.status_error);
-
- skb_checksum_none_assert(skb);
+ skb->ip_summed = CHECKSUM_NONE;
/* Rx csum disabled */
if (!(adapter->flags & IXGBE_FLAG_RX_CSUM_ENABLED))
@@ -1421,14 +1439,12 @@ static void ixgbe_clean_rx_irq(struct ixgbe_q_vector *q_vector,
}
/* ERR_MASK will only have valid bits if EOP set */
- if (staterr & IXGBE_RXDADV_ERR_FRAME_ERR_MASK) {
- /* trim packet back to size 0 and recycle it */
- __pskb_trim(skb, 0);
- rx_buffer_info->skb = skb;
+ if (unlikely(staterr & IXGBE_RXDADV_ERR_FRAME_ERR_MASK)) {
+ dev_kfree_skb_any(skb);
goto next_desc;
}
- ixgbe_rx_checksum(adapter, rx_desc, skb);
+ ixgbe_rx_checksum(adapter, rx_desc, skb, staterr);
if (adapter->netdev->features & NETIF_F_RXHASH)
ixgbe_rx_hash(rx_desc, skb);
@@ -1439,8 +1455,9 @@ static void ixgbe_clean_rx_irq(struct ixgbe_q_vector *q_vector,
skb->protocol = eth_type_trans(skb, rx_ring->netdev);
#ifdef IXGBE_FCOE
/* if ddp, not passing to ULD unless for FCP_RSP or error */
- if (adapter->flags & IXGBE_FLAG_FCOE_ENABLED) {
- ddp_bytes = ixgbe_fcoe_ddp(adapter, rx_desc, skb);
+ if (ixgbe_rx_is_fcoe(adapter, rx_desc)) {
+ ddp_bytes = ixgbe_fcoe_ddp(adapter, rx_desc, skb,
+ staterr);
if (!ddp_bytes)
goto next_desc;
}
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-18 17:34:07 +0300