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| author | David S. Miller <davem@davemloft.net> | 2016-03-07 15:01:40 -0500 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-03-07 15:01:40 -0500 |
| commit | ab825adbaaec14b7bcfd7265da3439e6e96113c1 (patch) | |
| tree | 15b6223012bfbb4c4b780917f321b68360687537 /drivers/net/ethernet/qlogic/qede/qede.h | |
| parent | 49cc66eaee19e772997b63b057ea4b4bf7d48db0 (diff) | |
| parent | 55482edc25f0606851de42e73618f813f310d009 (diff) | |
| download | linux-next-ab825adbaaec14b7bcfd7265da3439e6e96113c1.tar.gz | |
Merge branch 'qed_hw_gro'
Manish Chopra says:
====================
qed/qede: Add hardware GRO support
This patch series enables hardware GRO and add support for handling
HW aggregated TCP packets in driver receive flow by skipping
software GRO handling in stack.
Please consider applying this series to net-next.
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/qlogic/qede/qede.h')
| -rw-r--r-- | drivers/net/ethernet/qlogic/qede/qede.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/net/ethernet/qlogic/qede/qede.h b/drivers/net/ethernet/qlogic/qede/qede.h index 02e17d331f22..d023251544d9 100644 --- a/drivers/net/ethernet/qlogic/qede/qede.h +++ b/drivers/net/ethernet/qlogic/qede/qede.h @@ -160,6 +160,7 @@ struct qede_dev { u16 q_num_rx_buffers; /* Must be a power of two */ u16 q_num_tx_buffers; /* Must be a power of two */ + bool gro_disable; struct list_head vlan_list; u16 configured_vlans; u16 non_configured_vlans; @@ -188,6 +189,24 @@ struct sw_rx_data { unsigned int page_offset; }; +enum qede_agg_state { + QEDE_AGG_STATE_NONE = 0, + QEDE_AGG_STATE_START = 1, + QEDE_AGG_STATE_ERROR = 2 +}; + +struct qede_agg_info { + struct sw_rx_data replace_buf; + dma_addr_t replace_buf_mapping; + struct sw_rx_data start_buf; + dma_addr_t start_buf_mapping; + struct eth_fast_path_rx_tpa_start_cqe start_cqe; + enum qede_agg_state agg_state; + struct sk_buff *skb; + int frag_id; + u16 vlan_tag; +}; + struct qede_rx_queue { __le16 *hw_cons_ptr; struct sw_rx_data *sw_rx_ring; @@ -197,6 +216,9 @@ struct qede_rx_queue { struct qed_chain rx_comp_ring; void __iomem *hw_rxq_prod_addr; + /* GRO */ + struct qede_agg_info tpa_info[ETH_TPA_MAX_AGGS_NUM]; + int rx_buf_size; unsigned int rx_buf_seg_size; |