diff options
Diffstat (limited to 'drivers/infiniband/hw/nes/nes_hw.h')
| -rw-r--r-- | drivers/infiniband/hw/nes/nes_hw.h | 1206 |
1 files changed, 1206 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/nes/nes_hw.h b/drivers/infiniband/hw/nes/nes_hw.h new file mode 100644 index 00000000000..1e10df550c9 --- /dev/null +++ b/drivers/infiniband/hw/nes/nes_hw.h @@ -0,0 +1,1206 @@ +/* +* Copyright (c) 2006 - 2008 NetEffect, Inc. All rights reserved. +* +* This software is available to you under a choice of one of two +* licenses. You may choose to be licensed under the terms of the GNU +* General Public License (GPL) Version 2, available from the file +* COPYING in the main directory of this source tree, or the +* OpenIB.org BSD license below: +* +* Redistribution and use in source and binary forms, with or +* without modification, are permitted provided that the following +* conditions are met: +* +* - Redistributions of source code must retain the above +* copyright notice, this list of conditions and the following +* disclaimer. +* +* - Redistributions in binary form must reproduce the above +* copyright notice, this list of conditions and the following +* disclaimer in the documentation and/or other materials +* provided with the distribution. +* +* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS +* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN +* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +* SOFTWARE. +*/ + +#ifndef __NES_HW_H +#define __NES_HW_H + +#define NES_PHY_TYPE_1G 2 +#define NES_PHY_TYPE_IRIS 3 +#define NES_PHY_TYPE_PUMA_10G 6 + +#define NES_MULTICAST_PF_MAX 8 + +enum pci_regs { + NES_INT_STAT = 0x0000, + NES_INT_MASK = 0x0004, + NES_INT_PENDING = 0x0008, + NES_INTF_INT_STAT = 0x000C, + NES_INTF_INT_MASK = 0x0010, + NES_TIMER_STAT = 0x0014, + NES_PERIODIC_CONTROL = 0x0018, + NES_ONE_SHOT_CONTROL = 0x001C, + NES_EEPROM_COMMAND = 0x0020, + NES_EEPROM_DATA = 0x0024, + NES_FLASH_COMMAND = 0x0028, + NES_FLASH_DATA = 0x002C, + NES_SOFTWARE_RESET = 0x0030, + NES_CQ_ACK = 0x0034, + NES_WQE_ALLOC = 0x0040, + NES_CQE_ALLOC = 0x0044, +}; + +enum indexed_regs { + NES_IDX_CREATE_CQP_LOW = 0x0000, + NES_IDX_CREATE_CQP_HIGH = 0x0004, + NES_IDX_QP_CONTROL = 0x0040, + NES_IDX_FLM_CONTROL = 0x0080, + NES_IDX_INT_CPU_STATUS = 0x00a0, + NES_IDX_GPIO_CONTROL = 0x00f0, + NES_IDX_GPIO_DATA = 0x00f4, + NES_IDX_TCP_CONFIG0 = 0x01e4, + NES_IDX_TCP_TIMER_CONFIG = 0x01ec, + NES_IDX_TCP_NOW = 0x01f0, + NES_IDX_QP_MAX_CFG_SIZES = 0x0200, + NES_IDX_QP_CTX_SIZE = 0x0218, + NES_IDX_TCP_TIMER_SIZE0 = 0x0238, + NES_IDX_TCP_TIMER_SIZE1 = 0x0240, + NES_IDX_ARP_CACHE_SIZE = 0x0258, + NES_IDX_CQ_CTX_SIZE = 0x0260, + NES_IDX_MRT_SIZE = 0x0278, + NES_IDX_PBL_REGION_SIZE = 0x0280, + NES_IDX_IRRQ_COUNT = 0x02b0, + NES_IDX_RX_WINDOW_BUFFER_PAGE_TABLE_SIZE = 0x02f0, + NES_IDX_RX_WINDOW_BUFFER_SIZE = 0x0300, + NES_IDX_DST_IP_ADDR = 0x0400, + NES_IDX_PCIX_DIAG = 0x08e8, + NES_IDX_MPP_DEBUG = 0x0a00, + NES_IDX_PORT_RX_DISCARDS = 0x0a30, + NES_IDX_PORT_TX_DISCARDS = 0x0a34, + NES_IDX_MPP_LB_DEBUG = 0x0b00, + NES_IDX_DENALI_CTL_22 = 0x1058, + NES_IDX_MAC_TX_CONTROL = 0x2000, + NES_IDX_MAC_TX_CONFIG = 0x2004, + NES_IDX_MAC_TX_PAUSE_QUANTA = 0x2008, + NES_IDX_MAC_RX_CONTROL = 0x200c, + NES_IDX_MAC_RX_CONFIG = 0x2010, + NES_IDX_MAC_EXACT_MATCH_BOTTOM = 0x201c, + NES_IDX_MAC_MDIO_CONTROL = 0x2084, + NES_IDX_MAC_TX_OCTETS_LOW = 0x2100, + NES_IDX_MAC_TX_OCTETS_HIGH = 0x2104, + NES_IDX_MAC_TX_FRAMES_LOW = 0x2108, + NES_IDX_MAC_TX_FRAMES_HIGH = 0x210c, + NES_IDX_MAC_TX_PAUSE_FRAMES = 0x2118, + NES_IDX_MAC_TX_ERRORS = 0x2138, + NES_IDX_MAC_RX_OCTETS_LOW = 0x213c, + NES_IDX_MAC_RX_OCTETS_HIGH = 0x2140, + NES_IDX_MAC_RX_FRAMES_LOW = 0x2144, + NES_IDX_MAC_RX_FRAMES_HIGH = 0x2148, + NES_IDX_MAC_RX_BC_FRAMES_LOW = 0x214c, + NES_IDX_MAC_RX_MC_FRAMES_HIGH = 0x2150, + NES_IDX_MAC_RX_PAUSE_FRAMES = 0x2154, + NES_IDX_MAC_RX_SHORT_FRAMES = 0x2174, + NES_IDX_MAC_RX_OVERSIZED_FRAMES = 0x2178, + NES_IDX_MAC_RX_JABBER_FRAMES = 0x217c, + NES_IDX_MAC_RX_CRC_ERR_FRAMES = 0x2180, + NES_IDX_MAC_RX_LENGTH_ERR_FRAMES = 0x2184, + NES_IDX_MAC_RX_SYMBOL_ERR_FRAMES = 0x2188, + NES_IDX_MAC_INT_STATUS = 0x21f0, + NES_IDX_MAC_INT_MASK = 0x21f4, + NES_IDX_PHY_PCS_CONTROL_STATUS0 = 0x2800, + NES_IDX_PHY_PCS_CONTROL_STATUS1 = 0x2a00, + NES_IDX_ETH_SERDES_COMMON_CONTROL0 = 0x2808, + NES_IDX_ETH_SERDES_COMMON_CONTROL1 = 0x2a08, + NES_IDX_ETH_SERDES_COMMON_STATUS0 = 0x280c, + NES_IDX_ETH_SERDES_COMMON_STATUS1 = 0x2a0c, + NES_IDX_ETH_SERDES_TX_EMP0 = 0x2810, + NES_IDX_ETH_SERDES_TX_EMP1 = 0x2a10, + NES_IDX_ETH_SERDES_TX_DRIVE0 = 0x2814, + NES_IDX_ETH_SERDES_TX_DRIVE1 = 0x2a14, + NES_IDX_ETH_SERDES_RX_MODE0 = 0x2818, + NES_IDX_ETH_SERDES_RX_MODE1 = 0x2a18, + NES_IDX_ETH_SERDES_RX_SIGDET0 = 0x281c, + NES_IDX_ETH_SERDES_RX_SIGDET1 = 0x2a1c, + NES_IDX_ETH_SERDES_BYPASS0 = 0x2820, + NES_IDX_ETH_SERDES_BYPASS1 = 0x2a20, + NES_IDX_ETH_SERDES_LOOPBACK_CONTROL0 = 0x2824, + NES_IDX_ETH_SERDES_LOOPBACK_CONTROL1 = 0x2a24, + NES_IDX_ETH_SERDES_RX_EQ_CONTROL0 = 0x2828, + NES_IDX_ETH_SERDES_RX_EQ_CONTROL1 = 0x2a28, + NES_IDX_ETH_SERDES_RX_EQ_STATUS0 = 0x282c, + NES_IDX_ETH_SERDES_RX_EQ_STATUS1 = 0x2a2c, + NES_IDX_ETH_SERDES_CDR_RESET0 = 0x2830, + NES_IDX_ETH_SERDES_CDR_RESET1 = 0x2a30, + NES_IDX_ETH_SERDES_CDR_CONTROL0 = 0x2834, + NES_IDX_ETH_SERDES_CDR_CONTROL1 = 0x2a34, + NES_IDX_ETH_SERDES_TX_HIGHZ_LANE_MODE0 = 0x2838, + NES_IDX_ETH_SERDES_TX_HIGHZ_LANE_MODE1 = 0x2a38, + NES_IDX_ENDNODE0_NSTAT_RX_DISCARD = 0x3080, + NES_IDX_ENDNODE0_NSTAT_RX_OCTETS_LO = 0x3000, + NES_IDX_ENDNODE0_NSTAT_RX_OCTETS_HI = 0x3004, + NES_IDX_ENDNODE0_NSTAT_RX_FRAMES_LO = 0x3008, + NES_IDX_ENDNODE0_NSTAT_RX_FRAMES_HI = 0x300c, + NES_IDX_ENDNODE0_NSTAT_TX_OCTETS_LO = 0x7000, + NES_IDX_ENDNODE0_NSTAT_TX_OCTETS_HI = 0x7004, + NES_IDX_ENDNODE0_NSTAT_TX_FRAMES_LO = 0x7008, + NES_IDX_ENDNODE0_NSTAT_TX_FRAMES_HI = 0x700c, + NES_IDX_CM_CONFIG = 0x5100, + NES_IDX_NIC_LOGPORT_TO_PHYPORT = 0x6000, + NES_IDX_NIC_PHYPORT_TO_USW = 0x6008, + NES_IDX_NIC_ACTIVE = 0x6010, + NES_IDX_NIC_UNICAST_ALL = 0x6018, + NES_IDX_NIC_MULTICAST_ALL = 0x6020, + NES_IDX_NIC_MULTICAST_ENABLE = 0x6028, + NES_IDX_NIC_BROADCAST_ON = 0x6030, + NES_IDX_USED_CHUNKS_TX = 0x60b0, + NES_IDX_TX_POOL_SIZE = 0x60b8, + NES_IDX_QUAD_HASH_TABLE_SIZE = 0x6148, + NES_IDX_PERFECT_FILTER_LOW = 0x6200, + NES_IDX_PERFECT_FILTER_HIGH = 0x6204, + NES_IDX_IPV4_TCP_REXMITS = 0x7080, + NES_IDX_DEBUG_ERROR_CONTROL_STATUS = 0x913c, + NES_IDX_DEBUG_ERROR_MASKS0 = 0x9140, + NES_IDX_DEBUG_ERROR_MASKS1 = 0x9144, + NES_IDX_DEBUG_ERROR_MASKS2 = 0x9148, + NES_IDX_DEBUG_ERROR_MASKS3 = 0x914c, + NES_IDX_DEBUG_ERROR_MASKS4 = 0x9150, + NES_IDX_DEBUG_ERROR_MASKS5 = 0x9154, +}; + +#define NES_IDX_MAC_TX_CONFIG_ENABLE_PAUSE 1 +#define NES_IDX_MPP_DEBUG_PORT_DISABLE_PAUSE (1 << 17) + +enum nes_cqp_opcodes { + NES_CQP_CREATE_QP = 0x00, + NES_CQP_MODIFY_QP = 0x01, + NES_CQP_DESTROY_QP = 0x02, + NES_CQP_CREATE_CQ = 0x03, + NES_CQP_MODIFY_CQ = 0x04, + NES_CQP_DESTROY_CQ = 0x05, + NES_CQP_ALLOCATE_STAG = 0x09, + NES_CQP_REGISTER_STAG = 0x0a, + NES_CQP_QUERY_STAG = 0x0b, + NES_CQP_REGISTER_SHARED_STAG = 0x0c, + NES_CQP_DEALLOCATE_STAG = 0x0d, + NES_CQP_MANAGE_ARP_CACHE = 0x0f, + NES_CQP_SUSPEND_QPS = 0x11, + NES_CQP_UPLOAD_CONTEXT = 0x13, + NES_CQP_CREATE_CEQ = 0x16, + NES_CQP_DESTROY_CEQ = 0x18, + NES_CQP_CREATE_AEQ = 0x19, + NES_CQP_DESTROY_AEQ = 0x1b, + NES_CQP_LMI_ACCESS = 0x20, + NES_CQP_FLUSH_WQES = 0x22, + NES_CQP_MANAGE_APBVT = 0x23 +}; + +enum nes_cqp_wqe_word_idx { + NES_CQP_WQE_OPCODE_IDX = 0, + NES_CQP_WQE_ID_IDX = 1, + NES_CQP_WQE_COMP_CTX_LOW_IDX = 2, + NES_CQP_WQE_COMP_CTX_HIGH_IDX = 3, + NES_CQP_WQE_COMP_SCRATCH_LOW_IDX = 4, + NES_CQP_WQE_COMP_SCRATCH_HIGH_IDX = 5, +}; + +enum nes_cqp_cq_wqeword_idx { + NES_CQP_CQ_WQE_PBL_LOW_IDX = 6, + NES_CQP_CQ_WQE_PBL_HIGH_IDX = 7, + NES_CQP_CQ_WQE_CQ_CONTEXT_LOW_IDX = 8, + NES_CQP_CQ_WQE_CQ_CONTEXT_HIGH_IDX = 9, + NES_CQP_CQ_WQE_DOORBELL_INDEX_HIGH_IDX = 10, +}; + +enum nes_cqp_stag_wqeword_idx { + NES_CQP_STAG_WQE_PBL_BLK_COUNT_IDX = 1, + NES_CQP_STAG_WQE_LEN_HIGH_PD_IDX = 6, + NES_CQP_STAG_WQE_LEN_LOW_IDX = 7, + NES_CQP_STAG_WQE_STAG_IDX = 8, + NES_CQP_STAG_WQE_VA_LOW_IDX = 10, + NES_CQP_STAG_WQE_VA_HIGH_IDX = 11, + NES_CQP_STAG_WQE_PA_LOW_IDX = 12, + NES_CQP_STAG_WQE_PA_HIGH_IDX = 13, + NES_CQP_STAG_WQE_PBL_LEN_IDX = 14 +}; + +#define NES_CQP_OP_IWARP_STATE_SHIFT 28 + +enum nes_cqp_qp_bits { + NES_CQP_QP_ARP_VALID = (1<<8), + NES_CQP_QP_WINBUF_VALID = (1<<9), + NES_CQP_QP_CONTEXT_VALID = (1<<10), + NES_CQP_QP_ORD_VALID = (1<<11), + NES_CQP_QP_WINBUF_DATAIND_EN = (1<<12), + NES_CQP_QP_VIRT_WQS = (1<<13), + NES_CQP_QP_DEL_HTE = (1<<14), + NES_CQP_QP_CQS_VALID = (1<<15), + NES_CQP_QP_TYPE_TSA = 0, + NES_CQP_QP_TYPE_IWARP = (1<<16), + NES_CQP_QP_TYPE_CQP = (4<<16), + NES_CQP_QP_TYPE_NIC = (5<<16), + NES_CQP_QP_MSS_CHG = (1<<20), + NES_CQP_QP_STATIC_RESOURCES = (1<<21), + NES_CQP_QP_IGNORE_MW_BOUND = (1<<22), + NES_CQP_QP_VWQ_USE_LMI = (1<<23), + NES_CQP_QP_IWARP_STATE_IDLE = (1<<NES_CQP_OP_IWARP_STATE_SHIFT), + NES_CQP_QP_IWARP_STATE_RTS = (2<<NES_CQP_OP_IWARP_STATE_SHIFT), + NES_CQP_QP_IWARP_STATE_CLOSING = (3<<NES_CQP_OP_IWARP_STATE_SHIFT), + NES_CQP_QP_IWARP_STATE_TERMINATE = (5<<NES_CQP_OP_IWARP_STATE_SHIFT), + NES_CQP_QP_IWARP_STATE_ERROR = (6<<NES_CQP_OP_IWARP_STATE_SHIFT), + NES_CQP_QP_IWARP_STATE_MASK = (7<<NES_CQP_OP_IWARP_STATE_SHIFT), + NES_CQP_QP_RESET = (1<<31), +}; + +enum nes_cqp_qp_wqe_word_idx { + NES_CQP_QP_WQE_CONTEXT_LOW_IDX = 6, + NES_CQP_QP_WQE_CONTEXT_HIGH_IDX = 7, + NES_CQP_QP_WQE_NEW_MSS_IDX = 15, +}; + +enum nes_nic_ctx_bits { + NES_NIC_CTX_RQ_SIZE_32 = (3<<8), + NES_NIC_CTX_RQ_SIZE_512 = (3<<8), + NES_NIC_CTX_SQ_SIZE_32 = (1<<10), + NES_NIC_CTX_SQ_SIZE_512 = (3<<10), +}; + +enum nes_nic_qp_ctx_word_idx { + NES_NIC_CTX_MISC_IDX = 0, + NES_NIC_CTX_SQ_LOW_IDX = 2, + NES_NIC_CTX_SQ_HIGH_IDX = 3, + NES_NIC_CTX_RQ_LOW_IDX = 4, + NES_NIC_CTX_RQ_HIGH_IDX = 5, +}; + +enum nes_cqp_cq_bits { + NES_CQP_CQ_CEQE_MASK = (1<<9), + NES_CQP_CQ_CEQ_VALID = (1<<10), + NES_CQP_CQ_RESIZE = (1<<11), + NES_CQP_CQ_CHK_OVERFLOW = (1<<12), + NES_CQP_CQ_4KB_CHUNK = (1<<14), + NES_CQP_CQ_VIRT = (1<<15), +}; + +enum nes_cqp_stag_bits { + NES_CQP_STAG_VA_TO = (1<<9), + NES_CQP_STAG_DEALLOC_PBLS = (1<<10), + NES_CQP_STAG_PBL_BLK_SIZE = (1<<11), + NES_CQP_STAG_MR = (1<<13), + NES_CQP_STAG_RIGHTS_LOCAL_READ = (1<<16), + NES_CQP_STAG_RIGHTS_LOCAL_WRITE = (1<<17), + NES_CQP_STAG_RIGHTS_REMOTE_READ = (1<<18), + NES_CQP_STAG_RIGHTS_REMOTE_WRITE = (1<<19), + NES_CQP_STAG_RIGHTS_WINDOW_BIND = (1<<20), + NES_CQP_STAG_REM_ACC_EN = (1<<21), + NES_CQP_STAG_LEAVE_PENDING = (1<<31), +}; + +enum nes_cqp_ceq_wqeword_idx { + NES_CQP_CEQ_WQE_ELEMENT_COUNT_IDX = 1, + NES_CQP_CEQ_WQE_PBL_LOW_IDX = 6, + NES_CQP_CEQ_WQE_PBL_HIGH_IDX = 7, +}; + +enum nes_cqp_ceq_bits { + NES_CQP_CEQ_4KB_CHUNK = (1<<14), + NES_CQP_CEQ_VIRT = (1<<15), +}; + +enum nes_cqp_aeq_wqeword_idx { + NES_CQP_AEQ_WQE_ELEMENT_COUNT_IDX = 1, + NES_CQP_AEQ_WQE_PBL_LOW_IDX = 6, + NES_CQP_AEQ_WQE_PBL_HIGH_IDX = 7, +}; + +enum nes_cqp_aeq_bits { + NES_CQP_AEQ_4KB_CHUNK = (1<<14), + NES_CQP_AEQ_VIRT = (1<<15), +}; + +enum nes_cqp_lmi_wqeword_idx { + NES_CQP_LMI_WQE_LMI_OFFSET_IDX = 1, + NES_CQP_LMI_WQE_FRAG_LOW_IDX = 8, + NES_CQP_LMI_WQE_FRAG_HIGH_IDX = 9, + NES_CQP_LMI_WQE_FRAG_LEN_IDX = 10, +}; + +enum nes_cqp_arp_wqeword_idx { + NES_CQP_ARP_WQE_MAC_ADDR_LOW_IDX = 6, + NES_CQP_ARP_WQE_MAC_HIGH_IDX = 7, + NES_CQP_ARP_WQE_REACHABILITY_MAX_IDX = 1, +}; + +enum nes_cqp_upload_wqeword_idx { + NES_CQP_UPLOAD_WQE_CTXT_LOW_IDX = 6, + NES_CQP_UPLOAD_WQE_CTXT_HIGH_IDX = 7, + NES_CQP_UPLOAD_WQE_HTE_IDX = 8, +}; + +enum nes_cqp_arp_bits { + NES_CQP_ARP_VALID = (1<<8), + NES_CQP_ARP_PERM = (1<<9), +}; + +enum nes_cqp_flush_bits { + NES_CQP_FLUSH_SQ = (1<<30), + NES_CQP_FLUSH_RQ = (1<<31), +}; + +enum nes_cqe_opcode_bits { + NES_CQE_STAG_VALID = (1<<6), + NES_CQE_ERROR = (1<<7), + NES_CQE_SQ = (1<<8), + NES_CQE_SE = (1<<9), + NES_CQE_PSH = (1<<29), + NES_CQE_FIN = (1<<30), + NES_CQE_VALID = (1<<31), +}; + + +enum nes_cqe_word_idx { + NES_CQE_PAYLOAD_LENGTH_IDX = 0, + NES_CQE_COMP_COMP_CTX_LOW_IDX = 2, + NES_CQE_COMP_COMP_CTX_HIGH_IDX = 3, + NES_CQE_INV_STAG_IDX = 4, + NES_CQE_QP_ID_IDX = 5, + NES_CQE_ERROR_CODE_IDX = 6, + NES_CQE_OPCODE_IDX = 7, +}; + +enum nes_ceqe_word_idx { + NES_CEQE_CQ_CTX_LOW_IDX = 0, + NES_CEQE_CQ_CTX_HIGH_IDX = 1, +}; + +enum nes_ceqe_status_bit { + NES_CEQE_VALID = (1<<31), +}; + +enum nes_int_bits { + NES_INT_CEQ0 = (1<<0), + NES_INT_CEQ1 = (1<<1), + NES_INT_CEQ2 = (1<<2), + NES_INT_CEQ3 = (1<<3), + NES_INT_CEQ4 = (1<<4), + NES_INT_CEQ5 = (1<<5), + NES_INT_CEQ6 = (1<<6), + NES_INT_CEQ7 = (1<<7), + NES_INT_CEQ8 = (1<<8), + NES_INT_CEQ9 = (1<<9), + NES_INT_CEQ10 = (1<<10), + NES_INT_CEQ11 = (1<<11), + NES_INT_CEQ12 = (1<<12), + NES_INT_CEQ13 = (1<<13), + NES_INT_CEQ14 = (1<<14), + NES_INT_CEQ15 = (1<<15), + NES_INT_AEQ0 = (1<<16), + NES_INT_AEQ1 = (1<<17), + NES_INT_AEQ2 = (1<<18), + NES_INT_AEQ3 = (1<<19), + NES_INT_AEQ4 = (1<<20), + NES_INT_AEQ5 = (1<<21), + NES_INT_AEQ6 = (1<<22), + NES_INT_AEQ7 = (1<<23), + NES_INT_MAC0 = (1<<24), + NES_INT_MAC1 = (1<<25), + NES_INT_MAC2 = (1<<26), + NES_INT_MAC3 = (1<<27), + NES_INT_TSW = (1<<28), + NES_INT_TIMER = (1<<29), + NES_INT_INTF = (1<<30), +}; + +enum nes_intf_int_bits { + NES_INTF_INT_PCIERR = (1<<0), + NES_INTF_PERIODIC_TIMER = (1<<2), + NES_INTF_ONE_SHOT_TIMER = (1<<3), + NES_INTF_INT_CRITERR = (1<<14), + NES_INTF_INT_AEQ0_OFLOW = (1<<16), + NES_INTF_INT_AEQ1_OFLOW = (1<<17), + NES_INTF_INT_AEQ2_OFLOW = (1<<18), + NES_INTF_INT_AEQ3_OFLOW = (1<<19), + NES_INTF_INT_AEQ4_OFLOW = (1<<20), + NES_INTF_INT_AEQ5_OFLOW = (1<<21), + NES_INTF_INT_AEQ6_OFLOW = (1<<22), + NES_INTF_INT_AEQ7_OFLOW = (1<<23), + NES_INTF_INT_AEQ_OFLOW = (0xff<<16), +}; + +enum nes_mac_int_bits { + NES_MAC_INT_LINK_STAT_CHG = (1<<1), + NES_MAC_INT_XGMII_EXT = (1<<2), + NES_MAC_INT_TX_UNDERFLOW = (1<<6), + NES_MAC_INT_TX_ERROR = (1<<7), +}; + +enum nes_cqe_allocate_bits { + NES_CQE_ALLOC_INC_SELECT = (1<<28), + NES_CQE_ALLOC_NOTIFY_NEXT = (1<<29), + NES_CQE_ALLOC_NOTIFY_SE = (1<<30), + NES_CQE_ALLOC_RESET = (1<<31), +}; + +enum nes_nic_rq_wqe_word_idx { + NES_NIC_RQ_WQE_LENGTH_1_0_IDX = 0, + NES_NIC_RQ_WQE_LENGTH_3_2_IDX = 1, + NES_NIC_RQ_WQE_FRAG0_LOW_IDX = 2, + NES_NIC_RQ_WQE_FRAG0_HIGH_IDX = 3, + NES_NIC_RQ_WQE_FRAG1_LOW_IDX = 4, + NES_NIC_RQ_WQE_FRAG1_HIGH_IDX = 5, + NES_NIC_RQ_WQE_FRAG2_LOW_IDX = 6, + NES_NIC_RQ_WQE_FRAG2_HIGH_IDX = 7, + NES_NIC_RQ_WQE_FRAG3_LOW_IDX = 8, + NES_NIC_RQ_WQE_FRAG3_HIGH_IDX = 9, +}; + +enum nes_nic_sq_wqe_word_idx { + NES_NIC_SQ_WQE_MISC_IDX = 0, + NES_NIC_SQ_WQE_TOTAL_LENGTH_IDX = 1, + NES_NIC_SQ_WQE_LSO_INFO_IDX = 2, + NES_NIC_SQ_WQE_LENGTH_0_TAG_IDX = 3, + NES_NIC_SQ_WQE_LENGTH_2_1_IDX = 4, + NES_NIC_SQ_WQE_LENGTH_4_3_IDX = 5, + NES_NIC_SQ_WQE_FRAG0_LOW_IDX = 6, + NES_NIC_SQ_WQE_FRAG0_HIGH_IDX = 7, + NES_NIC_SQ_WQE_FRAG1_LOW_IDX = 8, + NES_NIC_SQ_WQE_FRAG1_HIGH_IDX = 9, + NES_NIC_SQ_WQE_FRAG2_LOW_IDX = 10, + NES_NIC_SQ_WQE_FRAG2_HIGH_IDX = 11, + NES_NIC_SQ_WQE_FRAG3_LOW_IDX = 12, + NES_NIC_SQ_WQE_FRAG3_HIGH_IDX = 13, + NES_NIC_SQ_WQE_FRAG4_LOW_IDX = 14, + NES_NIC_SQ_WQE_FRAG4_HIGH_IDX = 15, +}; + +enum nes_iwarp_sq_wqe_word_idx { + NES_IWARP_SQ_WQE_MISC_IDX = 0, + NES_IWARP_SQ_WQE_TOTAL_PAYLOAD_IDX = 1, + NES_IWARP_SQ_WQE_COMP_CTX_LOW_IDX = 2, + NES_IWARP_SQ_WQE_COMP_CTX_HIGH_IDX = 3, + NES_IWARP_SQ_WQE_COMP_SCRATCH_LOW_IDX = 4, + NES_IWARP_SQ_WQE_COMP_SCRATCH_HIGH_IDX = 5, + NES_IWARP_SQ_WQE_INV_STAG_LOW_IDX = 7, + NES_IWARP_SQ_WQE_RDMA_TO_LOW_IDX = 8, + NES_IWARP_SQ_WQE_RDMA_TO_HIGH_IDX = 9, + NES_IWARP_SQ_WQE_RDMA_LENGTH_IDX = 10, + NES_IWARP_SQ_WQE_RDMA_STAG_IDX = 11, + NES_IWARP_SQ_WQE_IMM_DATA_START_IDX = 12, + NES_IWARP_SQ_WQE_FRAG0_LOW_IDX = 16, + NES_IWARP_SQ_WQE_FRAG0_HIGH_IDX = 17, + NES_IWARP_SQ_WQE_LENGTH0_IDX = 18, + NES_IWARP_SQ_WQE_STAG0_IDX = 19, + NES_IWARP_SQ_WQE_FRAG1_LOW_IDX = 20, + NES_IWARP_SQ_WQE_FRAG1_HIGH_IDX = 21, + NES_IWARP_SQ_WQE_LENGTH1_IDX = 22, + NES_IWARP_SQ_WQE_STAG1_IDX = 23, + NES_IWARP_SQ_WQE_FRAG2_LOW_IDX = 24, + NES_IWARP_SQ_WQE_FRAG2_HIGH_IDX = 25, + NES_IWARP_SQ_WQE_LENGTH2_IDX = 26, + NES_IWARP_SQ_WQE_STAG2_IDX = 27, + NES_IWARP_SQ_WQE_FRAG3_LOW_IDX = 28, + NES_IWARP_SQ_WQE_FRAG3_HIGH_IDX = 29, + NES_IWARP_SQ_WQE_LENGTH3_IDX = 30, + NES_IWARP_SQ_WQE_STAG3_IDX = 31, +}; + +enum nes_iwarp_sq_bind_wqe_word_idx { + NES_IWARP_SQ_BIND_WQE_MR_IDX = 6, + NES_IWARP_SQ_BIND_WQE_MW_IDX = 7, + NES_IWARP_SQ_BIND_WQE_LENGTH_LOW_IDX = 8, + NES_IWARP_SQ_BIND_WQE_LENGTH_HIGH_IDX = 9, + NES_IWARP_SQ_BIND_WQE_VA_FBO_LOW_IDX = 10, + NES_IWARP_SQ_BIND_WQE_VA_FBO_HIGH_IDX = 11, +}; + +enum nes_iwarp_sq_fmr_wqe_word_idx { + NES_IWARP_SQ_FMR_WQE_MR_STAG_IDX = 7, + NES_IWARP_SQ_FMR_WQE_LENGTH_LOW_IDX = 8, + NES_IWARP_SQ_FMR_WQE_LENGTH_HIGH_IDX = 9, + NES_IWARP_SQ_FMR_WQE_VA_FBO_LOW_IDX = 10, + NES_IWARP_SQ_FMR_WQE_VA_FBO_HIGH_IDX = 11, + NES_IWARP_SQ_FMR_WQE_PBL_ADDR_LOW_IDX = 12, + NES_IWARP_SQ_FMR_WQE_PBL_ADDR_HIGH_IDX = 13, + NES_IWARP_SQ_FMR_WQE_PBL_LENGTH_IDX = 14, +}; + +enum nes_iwarp_sq_locinv_wqe_word_idx { + NES_IWARP_SQ_LOCINV_WQE_INV_STAG_IDX = 6, +}; + + +enum nes_iwarp_rq_wqe_word_idx { + NES_IWARP_RQ_WQE_TOTAL_PAYLOAD_IDX = 1, + NES_IWARP_RQ_WQE_COMP_CTX_LOW_IDX = 2, + NES_IWARP_RQ_WQE_COMP_CTX_HIGH_IDX = 3, + NES_IWARP_RQ_WQE_COMP_SCRATCH_LOW_IDX = 4, + NES_IWARP_RQ_WQE_COMP_SCRATCH_HIGH_IDX = 5, + NES_IWARP_RQ_WQE_FRAG0_LOW_IDX = 8, + NES_IWARP_RQ_WQE_FRAG0_HIGH_IDX = 9, + NES_IWARP_RQ_WQE_LENGTH0_IDX = 10, + NES_IWARP_RQ_WQE_STAG0_IDX = 11, + NES_IWARP_RQ_WQE_FRAG1_LOW_IDX = 12, + NES_IWARP_RQ_WQE_FRAG1_HIGH_IDX = 13, + NES_IWARP_RQ_WQE_LENGTH1_IDX = 14, + NES_IWARP_RQ_WQE_STAG1_IDX = 15, + NES_IWARP_RQ_WQE_FRAG2_LOW_IDX = 16, + NES_IWARP_RQ_WQE_FRAG2_HIGH_IDX = 17, + NES_IWARP_RQ_WQE_LENGTH2_IDX = 18, + NES_IWARP_RQ_WQE_STAG2_IDX = 19, + NES_IWARP_RQ_WQE_FRAG3_LOW_IDX = 20, + NES_IWARP_RQ_WQE_FRAG3_HIGH_IDX = 21, + NES_IWARP_RQ_WQE_LENGTH3_IDX = 22, + NES_IWARP_RQ_WQE_STAG3_IDX = 23, +}; + +enum nes_nic_sq_wqe_bits { + NES_NIC_SQ_WQE_PHDR_CS_READY = (1<<21), + NES_NIC_SQ_WQE_LSO_ENABLE = (1<<22), + NES_NIC_SQ_WQE_TAGVALUE_ENABLE = (1<<23), + NES_NIC_SQ_WQE_DISABLE_CHKSUM = (1<<30), + NES_NIC_SQ_WQE_COMPLETION = (1<<31), +}; + +enum nes_nic_cqe_word_idx { + NES_NIC_CQE_ACCQP_ID_IDX = 0, + NES_NIC_CQE_TAG_PKT_TYPE_IDX = 2, + NES_NIC_CQE_MISC_IDX = 3, +}; + +#define NES_PKT_TYPE_APBVT_BITS 0xC112 +#define NES_PKT_TYPE_APBVT_MASK 0xff3e + +#define NES_PKT_TYPE_PVALID_BITS 0x10000000 +#define NES_PKT_TYPE_PVALID_MASK 0x30000000 + +#define NES_PKT_TYPE_TCPV4_BITS 0x0110 +#define NES_PKT_TYPE_TCPV4_MASK 0x3f30 + +#define NES_PKT_TYPE_UDPV4_BITS 0x0210 +#define NES_PKT_TYPE_UDPV4_MASK 0x3f30 + +#define NES_PKT_TYPE_IPV4_BITS 0x0010 +#define NES_PKT_TYPE_IPV4_MASK 0x3f30 + +#define NES_PKT_TYPE_OTHER_BITS 0x0000 +#define NES_PKT_TYPE_OTHER_MASK 0x0030 + +#define NES_NIC_CQE_ERRV_SHIFT 16 +enum nes_nic_ev_bits { + NES_NIC_ERRV_BITS_MODE = (1<<0), + NES_NIC_ERRV_BITS_IPV4_CSUM_ERR = (1<<1), + NES_NIC_ERRV_BITS_TCPUDP_CSUM_ERR = (1<<2), + NES_NIC_ERRV_BITS_WQE_OVERRUN = (1<<3), + NES_NIC_ERRV_BITS_IPH_ERR = (1<<4), +}; + +enum nes_nic_cqe_bits { + NES_NIC_CQE_ERRV_MASK = (0xff<<NES_NIC_CQE_ERRV_SHIFT), + NES_NIC_CQE_SQ = (1<<24), + NES_NIC_CQE_ACCQP_PORT = (1<<28), + NES_NIC_CQE_ACCQP_VALID = (1<<29), + NES_NIC_CQE_TAG_VALID = (1<<30), + NES_NIC_CQE_VALID = (1<<31), +}; + +enum nes_aeqe_word_idx { + NES_AEQE_COMP_CTXT_LOW_IDX = 0, + NES_AEQE_COMP_CTXT_HIGH_IDX = 1, + NES_AEQE_COMP_QP_CQ_ID_IDX = 2, + NES_AEQE_MISC_IDX = 3, +}; + +enum nes_aeqe_bits { + NES_AEQE_QP = (1<<16), + NES_AEQE_CQ = (1<<17), + NES_AEQE_SQ = (1<<18), + NES_AEQE_INBOUND_RDMA = (1<<19), + NES_AEQE_IWARP_STATE_MASK = (7<<20), + NES_AEQE_TCP_STATE_MASK = (0xf<<24), + NES_AEQE_VALID = (1<<31), +}; + +#define NES_AEQE_IWARP_STATE_SHIFT 20 +#define NES_AEQE_TCP_STATE_SHIFT 24 + +enum nes_aeqe_iwarp_state { + NES_AEQE_IWARP_STATE_NON_EXISTANT = 0, + NES_AEQE_IWARP_STATE_IDLE = 1, + NES_AEQE_IWARP_STATE_RTS = 2, + NES_AEQE_IWARP_STATE_CLOSING = 3, + NES_AEQE_IWARP_STATE_TERMINATE = 5, + NES_AEQE_IWARP_STATE_ERROR = 6 +}; + +enum nes_aeqe_tcp_state { + NES_AEQE_TCP_STATE_NON_EXISTANT = 0, + NES_AEQE_TCP_STATE_CLOSED = 1, + NES_AEQE_TCP_STATE_LISTEN = 2, + NES_AEQE_TCP_STATE_SYN_SENT = 3, + NES_AEQE_TCP_STATE_SYN_RCVD = 4, + NES_AEQE_TCP_STATE_ESTABLISHED = 5, + NES_AEQE_TCP_STATE_CLOSE_WAIT = 6, + NES_AEQE_TCP_STATE_FIN_WAIT_1 = 7, + NES_AEQE_TCP_STATE_CLOSING = 8, + NES_AEQE_TCP_STATE_LAST_ACK = 9, + NES_AEQE_TCP_STATE_FIN_WAIT_2 = 10, + NES_AEQE_TCP_STATE_TIME_WAIT = 11 +}; + +enum nes_aeqe_aeid { + NES_AEQE_AEID_AMP_UNALLOCATED_STAG = 0x0102, + NES_AEQE_AEID_AMP_INVALID_STAG = 0x0103, + NES_AEQE_AEID_AMP_BAD_QP = 0x0104, + NES_AEQE_AEID_AMP_BAD_PD = 0x0105, + NES_AEQE_AEID_AMP_BAD_STAG_KEY = 0x0106, + NES_AEQE_AEID_AMP_BAD_STAG_INDEX = 0x0107, + NES_AEQE_AEID_AMP_BOUNDS_VIOLATION = 0x0108, + NES_AEQE_AEID_AMP_RIGHTS_VIOLATION = 0x0109, + NES_AEQE_AEID_AMP_TO_WRAP = 0x010a, + NES_AEQE_AEID_AMP_FASTREG_SHARED = 0x010b, + NES_AEQE_AEID_AMP_FASTREG_VALID_STAG = 0x010c, + NES_AEQE_AEID_AMP_FASTREG_MW_STAG = 0x010d, + NES_AEQE_AEID_AMP_FASTREG_INVALID_RIGHTS = 0x010e, + NES_AEQE_AEID_AMP_FASTREG_PBL_TABLE_OVERFLOW = 0x010f, + NES_AEQE_AEID_AMP_FASTREG_INVALID_LENGTH = 0x0110, + NES_AEQE_AEID_AMP_INVALIDATE_SHARED = 0x0111, + NES_AEQE_AEID_AMP_INVALIDATE_NO_REMOTE_ACCESS_RIGHTS = 0x0112, + NES_AEQE_AEID_AMP_INVALIDATE_MR_WITH_BOUND_WINDOWS = 0x0113, + NES_AEQE_AEID_AMP_MWBIND_VALID_STAG = 0x0114, + NES_AEQE_AEID_AMP_MWBIND_OF_MR_STAG = 0x0115, + NES_AEQE_AEID_AMP_MWBIND_TO_ZERO_BASED_STAG = 0x0116, + NES_AEQE_AEID_AMP_MWBIND_TO_MW_STAG = 0x0117, + NES_AEQE_AEID_AMP_MWBIND_INVALID_RIGHTS = 0x0118, + NES_AEQE_AEID_AMP_MWBIND_INVALID_BOUNDS = 0x0119, + NES_AEQE_AEID_AMP_MWBIND_TO_INVALID_PARENT = 0x011a, + NES_AEQE_AEID_AMP_MWBIND_BIND_DISABLED = 0x011b, + NES_AEQE_AEID_BAD_CLOSE = 0x0201, + NES_AEQE_AEID_RDMAP_ROE_BAD_LLP_CLOSE = 0x0202, + NES_AEQE_AEID_CQ_OPERATION_ERROR = 0x0203, + NES_AEQE_AEID_PRIV_OPERATION_DENIED = 0x0204, + NES_AEQE_AEID_RDMA_READ_WHILE_ORD_ZERO = 0x0205, + NES_AEQE_AEID_STAG_ZERO_INVALID = 0x0206, + NES_AEQE_AEID_DDP_INVALID_MSN_GAP_IN_MSN = 0x0301, + NES_AEQE_AEID_DDP_INVALID_MSN_RANGE_IS_NOT_VALID = 0x0302, + NES_AEQE_AEID_DDP_UBE_DDP_MESSAGE_TOO_LONG_FOR_AVAILABLE_BUFFER = 0x0303, + NES_AEQE_AEID_DDP_UBE_INVALID_DDP_VERSION = 0x0304, + NES_AEQE_AEID_DDP_UBE_INVALID_MO = 0x0305, + NES_AEQE_AEID_DDP_UBE_INVALID_MSN_NO_BUFFER_AVAILABLE = 0x0306, + NES_AEQE_AEID_DDP_UBE_INVALID_QN = 0x0307, + NES_AEQE_AEID_DDP_NO_L_BIT = 0x0308, + NES_AEQE_AEID_RDMAP_ROE_INVALID_RDMAP_VERSION = 0x0311, + NES_AEQE_AEID_RDMAP_ROE_UNEXPECTED_OPCODE = 0x0312, + NES_AEQE_AEID_ROE_INVALID_RDMA_READ_REQUEST = 0x0313, + NES_AEQE_AEID_ROE_INVALID_RDMA_WRITE_OR_READ_RESP = 0x0314, + NES_AEQE_AEID_INVALID_ARP_ENTRY = 0x0401, + NES_AEQE_AEID_INVALID_TCP_OPTION_RCVD = 0x0402, + NES_AEQE_AEID_STALE_ARP_ENTRY = 0x0403, + NES_AEQE_AEID_LLP_CLOSE_COMPLETE = 0x0501, + NES_AEQE_AEID_LLP_CONNECTION_RESET = 0x0502, + NES_AEQE_AEID_LLP_FIN_RECEIVED = 0x0503, + NES_AEQE_AEID_LLP_RECEIVED_MARKER_AND_LENGTH_FIELDS_DONT_MATCH = 0x0504, + NES_AEQE_AEID_LLP_RECEIVED_MPA_CRC_ERROR = 0x0505, + NES_AEQE_AEID_LLP_SEGMENT_TOO_LARGE = 0x0506, + NES_AEQE_AEID_LLP_SEGMENT_TOO_SMALL = 0x0507, + NES_AEQE_AEID_LLP_SYN_RECEIVED = 0x0508, + NES_AEQE_AEID_LLP_TERMINATE_RECEIVED = 0x0509, + NES_AEQE_AEID_LLP_TOO_MANY_RETRIES = 0x050a, + NES_AEQE_AEID_LLP_TOO_MANY_KEEPALIVE_RETRIES = 0x050b, + NES_AEQE_AEID_RESET_SENT = 0x0601, + NES_AEQE_AEID_TERMINATE_SENT = 0x0602, + NES_AEQE_AEID_DDP_LCE_LOCAL_CATASTROPHIC = 0x0700 +}; + +enum nes_iwarp_sq_opcodes { + NES_IWARP_SQ_WQE_WRPDU = (1<<15), + NES_IWARP_SQ_WQE_PSH = (1<<21), + NES_IWARP_SQ_WQE_STREAMING = (1<<23), + NES_IWARP_SQ_WQE_IMM_DATA = (1<<28), + NES_IWARP_SQ_WQE_READ_FENCE = (1<<29), + NES_IWARP_SQ_WQE_LOCAL_FENCE = (1<<30), + NES_IWARP_SQ_WQE_SIGNALED_COMPL = (1<<31), +}; + +enum nes_iwarp_sq_wqe_bits { + NES_IWARP_SQ_OP_RDMAW = 0, + NES_IWARP_SQ_OP_RDMAR = 1, + NES_IWARP_SQ_OP_SEND = 3, + NES_IWARP_SQ_OP_SENDINV = 4, + NES_IWARP_SQ_OP_SENDSE = 5, + NES_IWARP_SQ_OP_SENDSEINV = 6, + NES_IWARP_SQ_OP_BIND = 8, + NES_IWARP_SQ_OP_FAST_REG = 9, + NES_IWARP_SQ_OP_LOCINV = 10, + NES_IWARP_SQ_OP_RDMAR_LOCINV = 11, + NES_IWARP_SQ_OP_NOP = 12, +}; + +#define NES_EEPROM_READ_REQUEST (1<<16) +#define NES_MAC_ADDR_VALID (1<<20) + +/* + * NES index registers init values. + */ +struct nes_init_values { + u32 index; + u32 data; + u8 wrt; +}; + +/* + * NES registers in BAR0. + */ +struct nes_pci_regs { + u32 int_status; + u32 int_mask; + u32 int_pending; + u32 intf_int_status; + u32 intf_int_mask; + u32 other_regs[59]; /* pad out to 256 bytes for now */ +}; + +#define NES_CQP_SQ_SIZE 128 +#define NES_CCQ_SIZE 128 +#define NES_NIC_WQ_SIZE 512 +#define NES_NIC_CTX_SIZE ((NES_NIC_CTX_RQ_SIZE_512) | (NES_NIC_CTX_SQ_SIZE_512)) +#define NES_NIC_BACK_STORE 0x00038000 + +struct nes_device; + +struct nes_hw_nic_qp_context { + __le32 context_words[6]; +}; + +struct nes_hw_nic_sq_wqe { + __le32 wqe_words[16]; +}; + +struct nes_hw_nic_rq_wqe { + __le32 wqe_words[16]; +}; + +struct nes_hw_nic_cqe { + __le32 cqe_words[4]; +}; + +struct nes_hw_cqp_qp_context { + __le32 context_words[4]; +}; + +struct nes_hw_cqp_wqe { + __le32 wqe_words[16]; +}; + +struct nes_hw_qp_wqe { + __le32 wqe_words[32]; +}; + +struct nes_hw_cqe { + __le32 cqe_words[8]; +}; + +struct nes_hw_ceqe { + __le32 ceqe_words[2]; +}; + +struct nes_hw_aeqe { + __le32 aeqe_words[4]; +}; + +struct nes_cqp_request { + union { + u64 cqp_callback_context; + void *cqp_callback_pointer; + }; + wait_queue_head_t waitq; + struct nes_hw_cqp_wqe cqp_wqe; + struct list_head list; + atomic_t refcount; + void (*cqp_callback)(struct nes_device *nesdev, struct nes_cqp_request *cqp_request); + u16 major_code; + u16 minor_code; + u8 waiting; + u8 request_done; + u8 dynamic; + u8 callback; +}; + +struct nes_hw_cqp { + struct nes_hw_cqp_wqe *sq_vbase; + dma_addr_t sq_pbase; + spinlock_t lock; + wait_queue_head_t waitq; + u16 qp_id; + u16 sq_head; + u16 sq_tail; + u16 sq_size; +}; + +#define NES_FIRST_FRAG_SIZE 128 +struct nes_first_frag { + u8 buffer[NES_FIRST_FRAG_SIZE]; +}; + +struct nes_hw_nic { + struct nes_first_frag *first_frag_vbase; /* virtual address of first frags */ + struct nes_hw_nic_sq_wqe *sq_vbase; /* virtual address of sq */ + struct nes_hw_nic_rq_wqe *rq_vbase; /* virtual address of rq */ + struct sk_buff *tx_skb[NES_NIC_WQ_SIZE]; + struct sk_buff *rx_skb[NES_NIC_WQ_SIZE]; + dma_addr_t frag_paddr[NES_NIC_WQ_SIZE]; + unsigned long first_frag_overflow[BITS_TO_LONGS(NES_NIC_WQ_SIZE)]; + dma_addr_t sq_pbase; /* PCI memory for host rings */ + dma_addr_t rq_pbase; /* PCI memory for host rings */ + + u16 qp_id; + u16 sq_head; + u16 sq_tail; + u16 sq_size; + u16 rq_head; + u16 rq_tail; + u16 rq_size; + u8 replenishing_rq; + u8 reserved; + + spinlock_t sq_lock; + spinlock_t rq_lock; +}; + +struct nes_hw_nic_cq { + struct nes_hw_nic_cqe volatile *cq_vbase; /* PCI memory for host rings */ + void (*ce_handler)(struct nes_device *nesdev, struct nes_hw_nic_cq *cq); + dma_addr_t cq_pbase; /* PCI memory for host rings */ + int rx_cqes_completed; + int cqe_allocs_pending; + int rx_pkts_indicated; + u16 cq_head; + u16 cq_size; + u16 cq_number; + u8 cqes_pending; +}; + +struct nes_hw_qp { + struct nes_hw_qp_wqe *sq_vbase; /* PCI memory for host rings */ + struct nes_hw_qp_wqe *rq_vbase; /* PCI memory for host rings */ + void *q2_vbase; /* PCI memory for host rings */ + dma_addr_t sq_pbase; /* PCI memory for host rings */ + dma_addr_t rq_pbase; /* PCI memory for host rings */ + dma_addr_t q2_pbase; /* PCI memory for host rings */ + u32 qp_id; + u16 sq_head; + u16 sq_tail; + u16 sq_size; + u16 rq_head; + u16 rq_tail; + u16 rq_size; + u8 rq_encoded_size; + u8 sq_encoded_size; +}; + +struct nes_hw_cq { + struct nes_hw_cqe volatile *cq_vbase; /* PCI memory for host rings */ + void (*ce_handler)(struct nes_device *nesdev, struct nes_hw_cq *cq); + dma_addr_t cq_pbase; /* PCI memory for host rings */ + u16 cq_head; + u16 cq_size; + u16 cq_number; +}; + +struct nes_hw_ceq { + struct nes_hw_ceqe volatile *ceq_vbase; /* PCI memory for host rings */ + dma_addr_t ceq_pbase; /* PCI memory for host rings */ + u16 ceq_head; + u16 ceq_size; +}; + +struct nes_hw_aeq { + struct nes_hw_aeqe volatile *aeq_vbase; /* PCI memory for host rings */ + dma_addr_t aeq_pbase; /* PCI memory for host rings */ + u16 aeq_head; + u16 aeq_size; +}; + +struct nic_qp_map { + u8 qpid; + u8 nic_index; + u8 logical_port; + u8 is_hnic; +}; + +#define NES_CQP_ARP_AEQ_INDEX_MASK 0x000f0000 +#define NES_CQP_ARP_AEQ_INDEX_SHIFT 16 + +#define NES_CQP_APBVT_ADD 0x00008000 +#define NES_CQP_APBVT_NIC_SHIFT 16 + +#define NES_ARP_ADD 1 +#define NES_ARP_DELETE 2 +#define NES_ARP_RESOLVE 3 + +#define NES_MAC_SW_IDLE 0 +#define NES_MAC_SW_INTERRUPT 1 +#define NES_MAC_SW_MH 2 + +struct nes_arp_entry { + u32 ip_addr; + u8 mac_addr[ETH_ALEN]; +}; + +#define NES_NIC_FAST_TIMER 96 +#define NES_NIC_FAST_TIMER_LOW 40 +#define NES_NIC_FAST_TIMER_HIGH 1000 +#define DEFAULT_NES_QL_HIGH 256 +#define DEFAULT_NES_QL_LOW 16 +#define DEFAULT_NES_QL_TARGET 64 +#define DEFAULT_JUMBO_NES_QL_LOW 12 +#define DEFAULT_JUMBO_NES_QL_TARGET 40 +#define DEFAULT_JUMBO_NES_QL_HIGH 128 +#define NES_NIC_CQ_DOWNWARD_TREND 8 + +struct nes_hw_tune_timer { + //u16 cq_count; + u16 threshold_low; + u16 threshold_target; + u16 threshold_high; + u16 timer_in_use; + u16 timer_in_use_old; + u16 timer_in_use_min; + u16 timer_in_use_max; + u8 timer_direction_upward; + u8 timer_direction_downward; + u16 cq_count_old; + u8 cq_direction_downward; +}; + +#define NES_TIMER_INT_LIMIT 2 +#define NES_TIMER_INT_LIMIT_DYNAMIC 10 +#define NES_TIMER_ENABLE_LIMIT 4 +#define NES_MAX_LINK_INTERRUPTS 128 +#define NES_MAX_LINK_CHECK 200 + +struct nes_adapter { + u64 fw_ver; + unsigned long *allocated_qps; + unsigned long *allocated_cqs; + unsigned long *allocated_mrs; + unsigned long *allocated_pds; + unsigned long *allocated_arps; + struct nes_qp **qp_table; + struct workqueue_struct *work_q; + + struct list_head list; + struct list_head active_listeners; + /* list of the netdev's associated with each logical port */ + struct list_head nesvnic_list[4]; + + struct timer_list mh_timer; + struct timer_list lc_timer; + struct work_struct work; + spinlock_t resource_lock; + spinlock_t phy_lock; + spinlock_t pbl_lock; + spinlock_t periodic_timer_lock; + + struct nes_arp_entry arp_table[NES_MAX_ARP_TABLE_SIZE]; + + /* Adapter CEQ and AEQs */ + struct nes_hw_ceq ceq[16]; + struct nes_hw_aeq aeq[8]; + + struct nes_hw_tune_timer tune_timer; + + unsigned long doorbell_start; + + u32 hw_rev; + u32 vendor_id; + u32 vendor_part_id; + u32 device_cap_flags; + u32 tick_delta; + u32 timer_int_req; + u32 arp_table_size; + u32 next_arp_index; + + u32 max_mr; + u32 max_256pbl; + u32 max_4kpbl; + u32 free_256pbl; + u32 free_4kpbl; + u32 max_mr_size; + u32 max_qp; + u32 next_qp; + u32 max_irrq; + u32 max_qp_wr; + u32 max_sge; + u32 max_cq; + u32 next_cq; + u32 max_cqe; + u32 max_pd; + u32 base_pd; + u32 next_pd; + u32 hte_index_mask; + + /* EEPROM information */ + u32 rx_pool_size; + u32 tx_pool_size; + u32 rx_threshold; + u32 tcp_timer_core_clk_divisor; + u32 iwarp_config; + u32 cm_config; + u32 sws_timer_config; + u32 tcp_config1; + u32 wqm_wat; + u32 core_clock; + u32 firmware_version; + + u32 nic_rx_eth_route_err; + + u32 et_rx_coalesce_usecs; + u32 et_rx_max_coalesced_frames; + u32 et_rx_coalesce_usecs_irq; + u32 et_rx_max_coalesced_frames_irq; + u32 et_pkt_rate_low; + u32 et_rx_coalesce_usecs_low; + u32 et_rx_max_coalesced_frames_low; + u32 et_pkt_rate_high; + u32 et_rx_coalesce_usecs_high; + u32 et_rx_max_coalesced_frames_high; + u32 et_rate_sample_interval; + u32 timer_int_limit; + + /* Adapter base MAC address */ + u32 mac_addr_low; + u16 mac_addr_high; + + u16 firmware_eeprom_offset; + u16 software_eeprom_offset; + + u16 max_irrq_wr; + + /* pd config for each port */ + u16 pd_config_size[4]; + u16 pd_config_base[4]; + + u16 link_interrupt_count[4]; + + /* the phy index for each port */ + u8 phy_index[4]; + u8 mac_sw_state[4]; + u8 mac_link_down[4]; + u8 phy_type[4]; + + /* PCI information */ + unsigned int devfn; + unsigned char bus_number; + unsigned char OneG_Mode; + + unsigned char ref_count; + u8 netdev_count; + u8 netdev_max; /* from host nic address count in EEPROM */ + u8 port_count; + u8 virtwq; + u8 et_use_adaptive_rx_coalesce; + u8 adapter_fcn_count; +}; + +struct nes_pbl { + u64 *pbl_vbase; + dma_addr_t pbl_pbase; + struct page *page; + unsigned long user_base; + u32 pbl_size; + struct list_head list; + /* TODO: need to add list for two level tables */ +}; + +struct nes_listener { + struct work_struct work; + struct workqueue_struct *wq; + struct nes_vnic *nesvnic; + struct iw_cm_id *cm_id; + struct list_head list; + unsigned long socket; + u8 accept_failed; +}; + +struct nes_ib_device; + +struct nes_vnic { + struct nes_ib_device *nesibdev; + u64 sq_full; + u64 sq_locked; + u64 tso_requests; + u64 segmented_tso_requests; + u64 linearized_skbs; + u64 tx_sw_dropped; + u64 endnode_nstat_rx_discard; + u64 endnode_nstat_rx_octets; + u64 endnode_nstat_rx_frames; + u64 endnode_nstat_tx_octets; + u64 endnode_nstat_tx_frames; + u64 endnode_ipv4_tcp_retransmits; + /* void *mem; */ + struct nes_device *nesdev; + struct net_device *netdev; + struct vlan_group *vlan_grp; + atomic_t rx_skbs_needed; + atomic_t rx_skb_timer_running; + int budget; + u32 msg_enable; + /* u32 tx_avail; */ + __be32 local_ipaddr; + struct napi_struct napi; + spinlock_t tx_lock; /* could use netdev tx lock? */ + struct timer_list rq_wqes_timer; + u32 nic_mem_size; + void *nic_vbase; + dma_addr_t nic_pbase; + struct nes_hw_nic nic; + struct nes_hw_nic_cq nic_cq; + u32 mcrq_qp_id; + struct nes_ucontext *mcrq_ucontext; + struct nes_cqp_request* (*get_cqp_request)(struct nes_device *nesdev); + void (*post_cqp_request)(struct nes_device*, struct nes_cqp_request *, int); + int (*mcrq_mcast_filter)( struct nes_vnic* nesvnic, __u8* dmi_addr ); + struct net_device_stats netstats; + /* used to put the netdev on the adapters logical port list */ + struct list_head list; + u16 max_frame_size; + u8 netdev_open; + u8 linkup; + u8 logical_port; + u8 netdev_index; /* might not be needed, indexes nesdev->netdev */ + u8 perfect_filter_index; + u8 nic_index; + u8 qp_nic_index[4]; + u8 next_qp_nic_index; + u8 of_device_registered; + u8 rdma_enabled; + u8 rx_checksum_disabled; +}; + +struct nes_ib_device { + struct ib_device ibdev; + struct nes_vnic *nesvnic; + + /* Virtual RNIC Limits */ + u32 max_mr; + u32 max_qp; + u32 max_cq; + u32 max_pd; + u32 num_mr; + u32 num_qp; + u32 num_cq; + u32 num_pd; +}; + +#define nes_vlan_rx vlan_hwaccel_receive_skb +#define nes_netif_rx netif_receive_skb + +#endif /* __NES_HW_H */ |