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WSL2-Linux-Kernel
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i40e: DRY rx_ptype handling code 

Move rx_ptype extracting to i40e_process_skb_fields() to avoid
duplicating the code.

Signed-off-by: Michał Mirosław <michal.miroslaw@atendesoftware.pl>
Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Michał Mirosław 2018-12-04 18:31:15 +01:00 коммит произвёл Jeff Kirsher
Родитель 2a508c64ad
Коммит 800b8f637d
3 изменённых файлов: 6 добавлений и 15 удалений
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12
drivers/net/ethernet/intel/i40e/i40e_txrx.c
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@ -1775,8 +1775,7 @@ static inline void i40e_rx_hash(struct i40e_ring *ring,
* other fields within the skb.
**/
void i40e_process_skb_fields(struct i40e_ring *rx_ring,
union i40e_rx_desc *rx_desc, struct sk_buff *skb,
u8 rx_ptype)
union i40e_rx_desc *rx_desc, struct sk_buff *skb)
{
u64 qword = le64_to_cpu(rx_desc->wb.qword1.status_error_len);
u32 rx_status = (qword & I40E_RXD_QW1_STATUS_MASK) >>
@ -1784,6 +1783,8 @@ void i40e_process_skb_fields(struct i40e_ring *rx_ring,
u32 tsynvalid = rx_status & I40E_RXD_QW1_STATUS_TSYNVALID_MASK;
u32 tsyn = (rx_status & I40E_RXD_QW1_STATUS_TSYNINDX_MASK) >>
I40E_RXD_QW1_STATUS_TSYNINDX_SHIFT;
u8 rx_ptype = (qword & I40E_RXD_QW1_PTYPE_MASK) >>
I40E_RXD_QW1_PTYPE_SHIFT;
if (unlikely(tsynvalid))
i40e_ptp_rx_hwtstamp(rx_ring->vsi->back, skb, tsyn);
@ -2339,7 +2340,6 @@ static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget)
struct i40e_rx_buffer *rx_buffer;
union i40e_rx_desc *rx_desc;
unsigned int size;
u8 rx_ptype;
u64 qword;
/* return some buffers to hardware, one at a time is too slow */
@ -2432,12 +2432,8 @@ 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);
i40e_process_skb_fields(rx_ring, rx_desc, skb);
i40e_trace(clean_rx_irq_rx, rx_ring, rx_desc, skb);
napi_gro_receive(&rx_ring->q_vector->napi, skb);

3
drivers/net/ethernet/intel/i40e/i40e_txrx_common.h
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@ -12,8 +12,7 @@ struct i40e_rx_buffer *i40e_clean_programming_status(
union i40e_rx_desc *rx_desc,
u64 qw);
void i40e_process_skb_fields(struct i40e_ring *rx_ring,
union i40e_rx_desc *rx_desc, struct sk_buff *skb,
u8 rx_ptype);
union i40e_rx_desc *rx_desc, struct sk_buff *skb);
void i40e_xdp_ring_update_tail(struct i40e_ring *xdp_ring);
void i40e_update_rx_stats(struct i40e_ring *rx_ring,
unsigned int total_rx_bytes,

6
drivers/net/ethernet/intel/i40e/i40e_xsk.c
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@ -634,7 +634,6 @@ int i40e_clean_rx_irq_zc(struct i40e_ring *rx_ring, int budget)
struct i40e_rx_buffer *bi;
union i40e_rx_desc *rx_desc;
unsigned int size;
u8 rx_ptype;
u64 qword;
if (cleaned_count >= I40E_RX_BUFFER_WRITE) {
@ -712,10 +711,7 @@ int i40e_clean_rx_irq_zc(struct i40e_ring *rx_ring, int budget)
total_rx_bytes += skb->len;
total_rx_packets++;
qword = le64_to_cpu(rx_desc->wb.qword1.status_error_len);
rx_ptype = (qword & I40E_RXD_QW1_PTYPE_MASK) >>
I40E_RXD_QW1_PTYPE_SHIFT;
i40e_process_skb_fields(rx_ring, rx_desc, skb, rx_ptype);
i40e_process_skb_fields(rx_ring, rx_desc, skb);
napi_gro_receive(&rx_ring->q_vector->napi, skb);
}