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author | Faisal Latif <faisal.latif@intel.com> | 2011-09-25 20:34:00 -0500 |
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committer | Roland Dreier <roland@purestorage.com> | 2011-10-10 10:54:47 -0700 |
commit | 0f0bee8bbc2b3e49baa703118041f99db9ef41a1 (patch) | |
tree | 3a4598c74f2dcab76fcf8a6cb3d533f8582bf613 /drivers/infiniband/hw/nes/nes_hw.h | |
parent | 6224c7eeff586e9dbf51b872d7e0bae291fa00ed (diff) | |
download | op-kernel-dev-0f0bee8bbc2b3e49baa703118041f99db9ef41a1.zip op-kernel-dev-0f0bee8bbc2b3e49baa703118041f99db9ef41a1.tar.gz |
RDMA/nes: Support for Packed And Unaligned fpdus
Support for Packed and Unaligned (PAU) FPDUs is needed for
interoperability between NES and non-NES nodes. When the NES hardware
detects a PAU frame, it will pass it to the driver to process the
frame. NES driver creates a new frame for each FPDU and forwards it
to the hardware to be sent to its associated qp.
Signed-off-by: Tatyana Nikolova <Tatyana.E.Nikolova@intel.com>
Signed-off-by: Faisal Latif <Faisal.Latif@intel.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'drivers/infiniband/hw/nes/nes_hw.h')
-rw-r--r-- | drivers/infiniband/hw/nes/nes_hw.h | 35 |
1 files changed, 34 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/nes/nes_hw.h b/drivers/infiniband/hw/nes/nes_hw.h index c324147..0b590e1 100644 --- a/drivers/infiniband/hw/nes/nes_hw.h +++ b/drivers/infiniband/hw/nes/nes_hw.h @@ -47,6 +47,11 @@ #define NES_MULTICAST_PF_MAX 8 #define NES_A0 3 +#define NES_ENABLE_PAU 0x07000001 +#define NES_DISABLE_PAU 0x07000000 +#define NES_PAU_COUNTER 10 +#define NES_CQP_OPCODE_MASK 0x3f + enum pci_regs { NES_INT_STAT = 0x0000, NES_INT_MASK = 0x0004, @@ -73,8 +78,10 @@ enum indexed_regs { NES_IDX_QP_CONTROL = 0x0040, NES_IDX_FLM_CONTROL = 0x0080, NES_IDX_INT_CPU_STATUS = 0x00a0, + NES_IDX_GPR_TRIGGER = 0x00bc, NES_IDX_GPIO_CONTROL = 0x00f0, NES_IDX_GPIO_DATA = 0x00f4, + NES_IDX_GPR2 = 0x010c, NES_IDX_TCP_CONFIG0 = 0x01e4, NES_IDX_TCP_TIMER_CONFIG = 0x01ec, NES_IDX_TCP_NOW = 0x01f0, @@ -202,6 +209,7 @@ enum nes_cqp_opcodes { NES_CQP_REGISTER_SHARED_STAG = 0x0c, NES_CQP_DEALLOCATE_STAG = 0x0d, NES_CQP_MANAGE_ARP_CACHE = 0x0f, + NES_CQP_DOWNLOAD_SEGMENT = 0x10, NES_CQP_SUSPEND_QPS = 0x11, NES_CQP_UPLOAD_CONTEXT = 0x13, NES_CQP_CREATE_CEQ = 0x16, @@ -210,7 +218,8 @@ enum nes_cqp_opcodes { NES_CQP_DESTROY_AEQ = 0x1b, NES_CQP_LMI_ACCESS = 0x20, NES_CQP_FLUSH_WQES = 0x22, - NES_CQP_MANAGE_APBVT = 0x23 + NES_CQP_MANAGE_APBVT = 0x23, + NES_CQP_MANAGE_QUAD_HASH = 0x25 }; enum nes_cqp_wqe_word_idx { @@ -222,6 +231,14 @@ enum nes_cqp_wqe_word_idx { NES_CQP_WQE_COMP_SCRATCH_HIGH_IDX = 5, }; +enum nes_cqp_wqe_word_download_idx { /* format differs from other cqp ops */ + NES_CQP_WQE_DL_OPCODE_IDX = 0, + NES_CQP_WQE_DL_COMP_CTX_LOW_IDX = 1, + NES_CQP_WQE_DL_COMP_CTX_HIGH_IDX = 2, + NES_CQP_WQE_DL_LENGTH_0_TOTAL_IDX = 3 + /* For index values 4-15 use NES_NIC_SQ_WQE_ values */ +}; + enum nes_cqp_cq_wqeword_idx { NES_CQP_CQ_WQE_PBL_LOW_IDX = 6, NES_CQP_CQ_WQE_PBL_HIGH_IDX = 7, @@ -242,6 +259,7 @@ enum nes_cqp_stag_wqeword_idx { NES_CQP_STAG_WQE_PBL_LEN_IDX = 14 }; +#define NES_CQP_OP_LOGICAL_PORT_SHIFT 26 #define NES_CQP_OP_IWARP_STATE_SHIFT 28 #define NES_CQP_OP_TERMLEN_SHIFT 28 @@ -599,6 +617,7 @@ enum nes_nic_sq_wqe_bits { enum nes_nic_cqe_word_idx { NES_NIC_CQE_ACCQP_ID_IDX = 0, + NES_NIC_CQE_HASH_RCVNXT = 1, NES_NIC_CQE_TAG_PKT_TYPE_IDX = 2, NES_NIC_CQE_MISC_IDX = 3, }; @@ -1005,6 +1024,11 @@ struct nes_arp_entry { #define NES_NIC_CQ_DOWNWARD_TREND 16 #define NES_PFT_SIZE 48 +#define NES_MGT_WQ_COUNT 32 +#define NES_MGT_CTX_SIZE ((NES_NIC_CTX_RQ_SIZE_32) | (NES_NIC_CTX_SQ_SIZE_32)) +#define NES_MGT_QP_OFFSET 36 +#define NES_MGT_QP_COUNT 4 + struct nes_hw_tune_timer { /* u16 cq_count; */ u16 threshold_low; @@ -1118,6 +1142,7 @@ struct nes_adapter { u32 et_rate_sample_interval; u32 timer_int_limit; u32 wqm_quanta; + u8 allow_unaligned_fpdus; /* Adapter base MAC address */ u32 mac_addr_low; @@ -1251,6 +1276,14 @@ struct nes_vnic { enum ib_event_type delayed_event; enum ib_event_type last_dispatched_event; spinlock_t port_ibevent_lock; + u32 mgt_mem_size; + void *mgt_vbase; + dma_addr_t mgt_pbase; + struct nes_vnic_mgt *mgtvnic[NES_MGT_QP_COUNT]; + struct task_struct *mgt_thread; + wait_queue_head_t mgt_wait_queue; + struct sk_buff_head mgt_skb_list; + }; struct nes_ib_device { |