diff options
| -rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_txrx.c | 18 | ||||
| -rw-r--r-- | drivers/net/ethernet/intel/i40evf/i40e_txrx.c | 18 |
2 files changed, 12 insertions, 24 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c index 48e65335373f..daade4fe80d6 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c +++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c @@ -1220,7 +1220,6 @@ bool i40e_alloc_rx_buffers(struct i40e_ring *rx_ring, u16 cleaned_count) * because each write-back erases this info. */ rx_desc->read.pkt_addr = cpu_to_le64(bi->dma + bi->page_offset); - rx_desc->read.hdr_addr = 0; rx_desc++; bi++; @@ -1741,7 +1740,6 @@ static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget) while (likely(total_rx_packets < budget)) { union i40e_rx_desc *rx_desc; struct sk_buff *skb; - u32 rx_status; u16 vlan_tag; u8 rx_ptype; u64 qword; @@ -1755,21 +1753,13 @@ static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget) rx_desc = I40E_RX_DESC(rx_ring, rx_ring->next_to_clean); - qword = le64_to_cpu(rx_desc->wb.qword1.status_error_len); - rx_ptype = (qword & I40E_RXD_QW1_PTYPE_MASK) >> - I40E_RXD_QW1_PTYPE_SHIFT; - rx_status = (qword & I40E_RXD_QW1_STATUS_MASK) >> - I40E_RXD_QW1_STATUS_SHIFT; - - if (!(rx_status & BIT(I40E_RX_DESC_STATUS_DD_SHIFT))) - break; - /* status_error_len will always be zero for unused descriptors * because it's cleared in cleanup, and overlaps with hdr_addr * which is always zero because packet split isn't used, if the * hardware wrote DD then it will be non-zero */ - if (!rx_desc->wb.qword1.status_error_len) + if (!i40e_test_staterr(rx_desc, + BIT(I40E_RX_DESC_STATUS_DD_SHIFT))) break; /* This memory barrier is needed to keep us from reading @@ -1803,6 +1793,10 @@ static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget) /* probably a little skewed due to removing CRC */ total_rx_bytes += skb->len; + qword = le64_to_cpu(rx_desc->wb.qword1.status_error_len); + rx_ptype = (qword & I40E_RXD_QW1_PTYPE_MASK) >> + I40E_RXD_QW1_PTYPE_SHIFT; + /* populate checksum, VLAN, and protocol */ i40e_process_skb_fields(rx_ring, rx_desc, skb, rx_ptype); diff --git a/drivers/net/ethernet/intel/i40evf/i40e_txrx.c b/drivers/net/ethernet/intel/i40evf/i40e_txrx.c index dd8ad6b989db..e2d362238fd7 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_txrx.c +++ b/drivers/net/ethernet/intel/i40evf/i40e_txrx.c @@ -705,7 +705,6 @@ bool i40evf_alloc_rx_buffers(struct i40e_ring *rx_ring, u16 cleaned_count) * because each write-back erases this info. */ rx_desc->read.pkt_addr = cpu_to_le64(bi->dma + bi->page_offset); - rx_desc->read.hdr_addr = 0; rx_desc++; bi++; @@ -1209,7 +1208,6 @@ static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget) while (likely(total_rx_packets < budget)) { union i40e_rx_desc *rx_desc; struct sk_buff *skb; - u32 rx_status; u16 vlan_tag; u8 rx_ptype; u64 qword; @@ -1223,21 +1221,13 @@ static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget) rx_desc = I40E_RX_DESC(rx_ring, rx_ring->next_to_clean); - qword = le64_to_cpu(rx_desc->wb.qword1.status_error_len); - rx_ptype = (qword & I40E_RXD_QW1_PTYPE_MASK) >> - I40E_RXD_QW1_PTYPE_SHIFT; - rx_status = (qword & I40E_RXD_QW1_STATUS_MASK) >> - I40E_RXD_QW1_STATUS_SHIFT; - - if (!(rx_status & BIT(I40E_RX_DESC_STATUS_DD_SHIFT))) - break; - /* status_error_len will always be zero for unused descriptors * because it's cleared in cleanup, and overlaps with hdr_addr * which is always zero because packet split isn't used, if the * hardware wrote DD then it will be non-zero */ - if (!rx_desc->wb.qword1.status_error_len) + if (!i40e_test_staterr(rx_desc, + BIT(I40E_RX_DESC_STATUS_DD_SHIFT))) break; /* This memory barrier is needed to keep us from reading @@ -1271,6 +1261,10 @@ static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget) /* probably a little skewed due to removing CRC */ total_rx_bytes += skb->len; + qword = le64_to_cpu(rx_desc->wb.qword1.status_error_len); + rx_ptype = (qword & I40E_RXD_QW1_PTYPE_MASK) >> + I40E_RXD_QW1_PTYPE_SHIFT; + /* populate checksum, VLAN, and protocol */ i40evf_process_skb_fields(rx_ring, rx_desc, skb, rx_ptype); |