diff options
Diffstat (limited to 'drivers/net/ethernet/qlogic/qed/qed_iwarp.h')
-rw-r--r-- | drivers/net/ethernet/qlogic/qed/qed_iwarp.h | 44 |
1 files changed, 43 insertions, 1 deletions
diff --git a/drivers/net/ethernet/qlogic/qed/qed_iwarp.h b/drivers/net/ethernet/qlogic/qed/qed_iwarp.h index 148ef3c33a5d..c1ecd743305f 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_iwarp.h +++ b/drivers/net/ethernet/qlogic/qed/qed_iwarp.h @@ -47,18 +47,51 @@ enum qed_iwarp_qp_state qed_roce2iwarp_state(enum qed_roce_qp_state state); #define QED_IWARP_LL2_SYN_TX_SIZE (128) #define QED_IWARP_LL2_SYN_RX_SIZE (256) #define QED_IWARP_MAX_SYN_PKT_SIZE (128) -#define QED_IWARP_HANDLE_INVAL (0xff) + +#define QED_IWARP_LL2_OOO_DEF_TX_SIZE (256) +#define QED_IWARP_MAX_OOO (16) +#define QED_IWARP_LL2_OOO_MAX_RX_SIZE (16384) + +#define QED_IWARP_HANDLE_INVAL (0xff) struct qed_iwarp_ll2_buff { + struct qed_iwarp_ll2_buff *piggy_buf; void *data; dma_addr_t data_phys_addr; u32 buff_size; }; +struct qed_iwarp_ll2_mpa_buf { + struct list_head list_entry; + struct qed_iwarp_ll2_buff *ll2_buf; + struct unaligned_opaque_data data; + u16 tcp_payload_len; + u8 placement_offset; +}; + +/* In some cases a fpdu will arrive with only one byte of the header, in this + * case the fpdu_length will be partial (contain only higher byte and + * incomplete bytes will contain the invalid value + */ +#define QED_IWARP_INVALID_INCOMPLETE_BYTES 0xffff + +struct qed_iwarp_fpdu { + struct qed_iwarp_ll2_buff *mpa_buf; + void *mpa_frag_virt; + dma_addr_t mpa_frag; + dma_addr_t pkt_hdr; + u16 mpa_frag_len; + u16 fpdu_length; + u16 incomplete_bytes; + u8 pkt_hdr_size; +}; + struct qed_iwarp_info { struct list_head listen_list; /* qed_iwarp_listener */ struct list_head ep_list; /* qed_iwarp_ep */ struct list_head ep_free_list; /* pre-allocated ep's */ + struct list_head mpa_buf_list; /* list of mpa_bufs */ + struct list_head mpa_buf_pending_list; spinlock_t iw_lock; /* for iwarp resources */ spinlock_t qp_lock; /* for teardown races */ u32 rcv_wnd_scale; @@ -67,9 +100,15 @@ struct qed_iwarp_info { u8 crc_needed; u8 tcp_flags; u8 ll2_syn_handle; + u8 ll2_ooo_handle; + u8 ll2_mpa_handle; u8 peer2peer; enum mpa_negotiation_mode mpa_rev; enum mpa_rtr_type rtr_type; + struct qed_iwarp_fpdu *partial_fpdus; + struct qed_iwarp_ll2_mpa_buf *mpa_bufs; + u8 *mpa_intermediate_buf; + u16 max_num_partial_fpdus; }; enum qed_iwarp_ep_state { @@ -147,6 +186,9 @@ int qed_iwarp_alloc(struct qed_hwfn *p_hwfn); int qed_iwarp_setup(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, struct qed_rdma_start_in_params *params); +void qed_iwarp_init_fw_ramrod(struct qed_hwfn *p_hwfn, + struct iwarp_init_func_params *p_ramrod); + int qed_iwarp_stop(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt); void qed_iwarp_resc_free(struct qed_hwfn *p_hwfn); |