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linux_dsm_epyc7002/drivers/infiniband/hw/hfi1/chip.h
Kaike Wan 2f16a696a0 IB/hfi1: Add the counter n_tidwait 
This patch adds the counter n_tidwait to count the number of times the
TID resource allocator has to wait for TID resources.

Reviewed-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Ashutosh Dixit <ashutosh.dixit@intel.com>
Signed-off-by: Kaike Wan <kaike.wan@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
2019-02-05 17:53:55 -05:00

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#ifndef _CHIP_H
#define _CHIP_H
/*
* Copyright(c) 2015 - 2018 Intel Corporation.
*
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* GPL LICENSE SUMMARY
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* BSD LICENSE
*
* 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.
* - Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
/*
* This file contains all of the defines that is specific to the HFI chip
*/
/* sizes */
#define BITS_PER_REGISTER (BITS_PER_BYTE * sizeof(u64))
#define NUM_INTERRUPT_SOURCES 768
#define RXE_NUM_CONTEXTS 160
#define RXE_PER_CONTEXT_SIZE 0x1000 /* 4k */
#define RXE_NUM_TID_FLOWS 32
#define RXE_NUM_DATA_VL 8
#define TXE_NUM_CONTEXTS 160
#define TXE_NUM_SDMA_ENGINES 16
#define NUM_CONTEXTS_PER_SET 8
#define VL_ARB_HIGH_PRIO_TABLE_SIZE 16
#define VL_ARB_LOW_PRIO_TABLE_SIZE 16
#define VL_ARB_TABLE_SIZE 16
#define TXE_NUM_32_BIT_COUNTER 7
#define TXE_NUM_64_BIT_COUNTER 30
#define TXE_NUM_DATA_VL 8
#define TXE_PIO_SIZE (32 * 0x100000) /* 32 MB */
#define PIO_BLOCK_SIZE 64 /* bytes */
#define SDMA_BLOCK_SIZE 64 /* bytes */
#define RCV_BUF_BLOCK_SIZE 64 /* bytes */
#define PIO_CMASK 0x7ff /* counter mask for free and fill counters */
#define MAX_EAGER_ENTRIES 2048 /* max receive eager entries */
#define MAX_TID_PAIR_ENTRIES 1024 /* max receive expected pairs */
/*
* Virtual? Allocation Unit, defined as AU = 8*2^vAU, 64 bytes, AU is fixed
* at 64 bytes for all generation one devices
*/
#define CM_VAU 3
/* HFI link credit count, AKA receive buffer depth (RBUF_DEPTH) */
#define CM_GLOBAL_CREDITS 0x880
/* Number of PKey entries in the HW */
#define MAX_PKEY_VALUES 16
#include "chip_registers.h"
#define RXE_PER_CONTEXT_USER (RXE + RXE_PER_CONTEXT_OFFSET)
#define TXE_PIO_SEND (TXE + TXE_PIO_SEND_OFFSET)
/* PBC flags */
#define PBC_INTR BIT_ULL(31)
#define PBC_DC_INFO_SHIFT (30)
#define PBC_DC_INFO BIT_ULL(PBC_DC_INFO_SHIFT)
#define PBC_TEST_EBP BIT_ULL(29)
#define PBC_PACKET_BYPASS BIT_ULL(28)
#define PBC_CREDIT_RETURN BIT_ULL(25)
#define PBC_INSERT_BYPASS_ICRC BIT_ULL(24)
#define PBC_TEST_BAD_ICRC BIT_ULL(23)
#define PBC_FECN BIT_ULL(22)
/* PbcInsertHcrc field settings */
#define PBC_IHCRC_LKDETH 0x0 /* insert @ local KDETH offset */
#define PBC_IHCRC_GKDETH 0x1 /* insert @ global KDETH offset */
#define PBC_IHCRC_NONE 0x2 /* no HCRC inserted */
/* PBC fields */
#define PBC_STATIC_RATE_CONTROL_COUNT_SHIFT 32
#define PBC_STATIC_RATE_CONTROL_COUNT_MASK 0xffffull
#define PBC_STATIC_RATE_CONTROL_COUNT_SMASK \
(PBC_STATIC_RATE_CONTROL_COUNT_MASK << \
PBC_STATIC_RATE_CONTROL_COUNT_SHIFT)
#define PBC_INSERT_HCRC_SHIFT 26
#define PBC_INSERT_HCRC_MASK 0x3ull
#define PBC_INSERT_HCRC_SMASK \
(PBC_INSERT_HCRC_MASK << PBC_INSERT_HCRC_SHIFT)
#define PBC_VL_SHIFT 12
#define PBC_VL_MASK 0xfull
#define PBC_VL_SMASK (PBC_VL_MASK << PBC_VL_SHIFT)
#define PBC_LENGTH_DWS_SHIFT 0
#define PBC_LENGTH_DWS_MASK 0xfffull
#define PBC_LENGTH_DWS_SMASK \
(PBC_LENGTH_DWS_MASK << PBC_LENGTH_DWS_SHIFT)
/* Credit Return Fields */
#define CR_COUNTER_SHIFT 0
#define CR_COUNTER_MASK 0x7ffull
#define CR_COUNTER_SMASK (CR_COUNTER_MASK << CR_COUNTER_SHIFT)
#define CR_STATUS_SHIFT 11
#define CR_STATUS_MASK 0x1ull
#define CR_STATUS_SMASK (CR_STATUS_MASK << CR_STATUS_SHIFT)
#define CR_CREDIT_RETURN_DUE_TO_PBC_SHIFT 12
#define CR_CREDIT_RETURN_DUE_TO_PBC_MASK 0x1ull
#define CR_CREDIT_RETURN_DUE_TO_PBC_SMASK \
(CR_CREDIT_RETURN_DUE_TO_PBC_MASK << \
CR_CREDIT_RETURN_DUE_TO_PBC_SHIFT)
#define CR_CREDIT_RETURN_DUE_TO_THRESHOLD_SHIFT 13
#define CR_CREDIT_RETURN_DUE_TO_THRESHOLD_MASK 0x1ull
#define CR_CREDIT_RETURN_DUE_TO_THRESHOLD_SMASK \
(CR_CREDIT_RETURN_DUE_TO_THRESHOLD_MASK << \
CR_CREDIT_RETURN_DUE_TO_THRESHOLD_SHIFT)
#define CR_CREDIT_RETURN_DUE_TO_ERR_SHIFT 14
#define CR_CREDIT_RETURN_DUE_TO_ERR_MASK 0x1ull
#define CR_CREDIT_RETURN_DUE_TO_ERR_SMASK \
(CR_CREDIT_RETURN_DUE_TO_ERR_MASK << \
CR_CREDIT_RETURN_DUE_TO_ERR_SHIFT)
#define CR_CREDIT_RETURN_DUE_TO_FORCE_SHIFT 15
#define CR_CREDIT_RETURN_DUE_TO_FORCE_MASK 0x1ull
#define CR_CREDIT_RETURN_DUE_TO_FORCE_SMASK \
(CR_CREDIT_RETURN_DUE_TO_FORCE_MASK << \
CR_CREDIT_RETURN_DUE_TO_FORCE_SHIFT)
/* Specific IRQ sources */
#define CCE_ERR_INT 0
#define RXE_ERR_INT 1
#define MISC_ERR_INT 2
#define PIO_ERR_INT 4
#define SDMA_ERR_INT 5
#define EGRESS_ERR_INT 6
#define TXE_ERR_INT 7
#define PBC_INT 240
#define GPIO_ASSERT_INT 241
#define QSFP1_INT 242
#define QSFP2_INT 243
#define TCRIT_INT 244
/* interrupt source ranges */
#define IS_FIRST_SOURCE CCE_ERR_INT
#define IS_GENERAL_ERR_START 0
#define IS_SDMAENG_ERR_START 16
#define IS_SENDCTXT_ERR_START 32
#define IS_SDMA_START 192
#define IS_SDMA_PROGRESS_START 208
#define IS_SDMA_IDLE_START 224
#define IS_VARIOUS_START 240
#define IS_DC_START 248
#define IS_RCVAVAIL_START 256
#define IS_RCVURGENT_START 416
#define IS_SENDCREDIT_START 576
#define IS_RESERVED_START 736
#define IS_LAST_SOURCE 767
/* derived interrupt source values */
#define IS_GENERAL_ERR_END 7
#define IS_SDMAENG_ERR_END 31
#define IS_SENDCTXT_ERR_END 191
#define IS_SDMA_END 207
#define IS_SDMA_PROGRESS_END 223
#define IS_SDMA_IDLE_END 239
#define IS_VARIOUS_END 244
#define IS_DC_END 255
#define IS_RCVAVAIL_END 415
#define IS_RCVURGENT_END 575
#define IS_SENDCREDIT_END 735
#define IS_RESERVED_END IS_LAST_SOURCE
/* DCC_CFG_PORT_CONFIG logical link states */
#define LSTATE_DOWN 0x1
#define LSTATE_INIT 0x2
#define LSTATE_ARMED 0x3
#define LSTATE_ACTIVE 0x4
/* DCC_CFG_RESET reset states */
#define LCB_RX_FPE_TX_FPE_INTO_RESET (DCC_CFG_RESET_RESET_LCB | \
DCC_CFG_RESET_RESET_TX_FPE | \
DCC_CFG_RESET_RESET_RX_FPE | \
DCC_CFG_RESET_ENABLE_CCLK_BCC)
/* 0x17 */
#define LCB_RX_FPE_TX_FPE_OUT_OF_RESET DCC_CFG_RESET_ENABLE_CCLK_BCC /* 0x10 */
/* DC8051_STS_CUR_STATE port values (physical link states) */
#define PLS_DISABLED 0x30
#define PLS_OFFLINE 0x90
#define PLS_OFFLINE_QUIET 0x90
#define PLS_OFFLINE_PLANNED_DOWN_INFORM 0x91
#define PLS_OFFLINE_READY_TO_QUIET_LT 0x92
#define PLS_OFFLINE_REPORT_FAILURE 0x93
#define PLS_OFFLINE_READY_TO_QUIET_BCC 0x94
#define PLS_OFFLINE_QUIET_DURATION 0x95
#define PLS_POLLING 0x20
#define PLS_POLLING_QUIET 0x20
#define PLS_POLLING_ACTIVE 0x21
#define PLS_CONFIGPHY 0x40
#define PLS_CONFIGPHY_DEBOUCE 0x40
#define PLS_CONFIGPHY_ESTCOMM 0x41
#define PLS_CONFIGPHY_ESTCOMM_TXRX_HUNT 0x42
#define PLS_CONFIGPHY_ESTCOMM_LOCAL_COMPLETE 0x43
#define PLS_CONFIGPHY_OPTEQ 0x44
#define PLS_CONFIGPHY_OPTEQ_OPTIMIZING 0x44
#define PLS_CONFIGPHY_OPTEQ_LOCAL_COMPLETE 0x45
#define PLS_CONFIGPHY_VERIFYCAP 0x46
#define PLS_CONFIGPHY_VERIFYCAP_EXCHANGE 0x46
#define PLS_CONFIGPHY_VERIFYCAP_LOCAL_COMPLETE 0x47
#define PLS_CONFIGLT 0x48
#define PLS_CONFIGLT_CONFIGURE 0x48
#define PLS_CONFIGLT_LINK_TRANSFER_ACTIVE 0x49
#define PLS_LINKUP 0x50
#define PLS_PHYTEST 0xB0
#define PLS_INTERNAL_SERDES_LOOPBACK 0xe1
#define PLS_QUICK_LINKUP 0xe2
/* DC_DC8051_CFG_HOST_CMD_0.REQ_TYPE - 8051 host commands */
#define HCMD_LOAD_CONFIG_DATA 0x01
#define HCMD_READ_CONFIG_DATA 0x02
#define HCMD_CHANGE_PHY_STATE 0x03
#define HCMD_SEND_LCB_IDLE_MSG 0x04
#define HCMD_MISC 0x05
#define HCMD_READ_LCB_IDLE_MSG 0x06
#define HCMD_READ_LCB_CSR 0x07
#define HCMD_WRITE_LCB_CSR 0x08
#define HCMD_INTERFACE_TEST 0xff
/* DC_DC8051_CFG_HOST_CMD_1.RETURN_CODE - 8051 host command return */
#define HCMD_SUCCESS 2
/* DC_DC8051_DBG_ERR_INFO_SET_BY_8051.ERROR - error flags */
#define SPICO_ROM_FAILED BIT(0)
#define UNKNOWN_FRAME BIT(1)
#define TARGET_BER_NOT_MET BIT(2)
#define FAILED_SERDES_INTERNAL_LOOPBACK BIT(3)
#define FAILED_SERDES_INIT BIT(4)
#define FAILED_LNI_POLLING BIT(5)
#define FAILED_LNI_DEBOUNCE BIT(6)
#define FAILED_LNI_ESTBCOMM BIT(7)
#define FAILED_LNI_OPTEQ BIT(8)
#define FAILED_LNI_VERIFY_CAP1 BIT(9)
#define FAILED_LNI_VERIFY_CAP2 BIT(10)
#define FAILED_LNI_CONFIGLT BIT(11)
#define HOST_HANDSHAKE_TIMEOUT BIT(12)
#define EXTERNAL_DEVICE_REQ_TIMEOUT BIT(13)
#define FAILED_LNI (FAILED_LNI_POLLING | FAILED_LNI_DEBOUNCE \
| FAILED_LNI_ESTBCOMM | FAILED_LNI_OPTEQ \
| FAILED_LNI_VERIFY_CAP1 \
| FAILED_LNI_VERIFY_CAP2 \
| FAILED_LNI_CONFIGLT | HOST_HANDSHAKE_TIMEOUT \
| EXTERNAL_DEVICE_REQ_TIMEOUT)
/* DC_DC8051_DBG_ERR_INFO_SET_BY_8051.HOST_MSG - host message flags */
#define HOST_REQ_DONE BIT(0)
#define BC_PWR_MGM_MSG BIT(1)
#define BC_SMA_MSG BIT(2)
#define BC_BCC_UNKNOWN_MSG BIT(3)
#define BC_IDLE_UNKNOWN_MSG BIT(4)
#define EXT_DEVICE_CFG_REQ BIT(5)
#define VERIFY_CAP_FRAME BIT(6)
#define LINKUP_ACHIEVED BIT(7)
#define LINK_GOING_DOWN BIT(8)
#define LINK_WIDTH_DOWNGRADED BIT(9)
/* DC_DC8051_CFG_EXT_DEV_1.REQ_TYPE - 8051 host requests */
#define HREQ_LOAD_CONFIG 0x01
#define HREQ_SAVE_CONFIG 0x02
#define HREQ_READ_CONFIG 0x03
#define HREQ_SET_TX_EQ_ABS 0x04
#define HREQ_SET_TX_EQ_REL 0x05
#define HREQ_ENABLE 0x06
#define HREQ_LCB_RESET 0x07
#define HREQ_CONFIG_DONE 0xfe
#define HREQ_INTERFACE_TEST 0xff
/* DC_DC8051_CFG_EXT_DEV_0.RETURN_CODE - 8051 host request return codes */
#define HREQ_INVALID 0x01
#define HREQ_SUCCESS 0x02
#define HREQ_NOT_SUPPORTED 0x03
#define HREQ_FEATURE_NOT_SUPPORTED 0x04 /* request specific feature */
#define HREQ_REQUEST_REJECTED 0xfe
#define HREQ_EXECUTION_ONGOING 0xff
/* MISC host command functions */
#define HCMD_MISC_REQUEST_LCB_ACCESS 0x1
#define HCMD_MISC_GRANT_LCB_ACCESS 0x2
/* idle flit message types */
#define IDLE_PHYSICAL_LINK_MGMT 0x1
#define IDLE_CRU 0x2
#define IDLE_SMA 0x3
#define IDLE_POWER_MGMT 0x4
/* idle flit message send fields (both send and read) */
#define IDLE_PAYLOAD_MASK 0xffffffffffull /* 40 bits */
#define IDLE_PAYLOAD_SHIFT 8
#define IDLE_MSG_TYPE_MASK 0xf
#define IDLE_MSG_TYPE_SHIFT 0
/* idle flit message read fields */
#define READ_IDLE_MSG_TYPE_MASK 0xf
#define READ_IDLE_MSG_TYPE_SHIFT 0
/* SMA idle flit payload commands */
#define SMA_IDLE_ARM 1
#define SMA_IDLE_ACTIVE 2
/* DC_DC8051_CFG_MODE.GENERAL bits */
#define DISABLE_SELF_GUID_CHECK 0x2
/* Bad L2 frame error code */
#define BAD_L2_ERR 0x6
/*
* Eager buffer minimum and maximum sizes supported by the hardware.
* All power-of-two sizes in between are supported as well.
* MAX_EAGER_BUFFER_TOTAL is the maximum size of memory
* allocatable for Eager buffer to a single context. All others
* are limits for the RcvArray entries.
*/
#define MIN_EAGER_BUFFER (4 * 1024)
#define MAX_EAGER_BUFFER (256 * 1024)
#define MAX_EAGER_BUFFER_TOTAL (64 * (1 << 20)) /* max per ctxt 64MB */
#define MAX_EXPECTED_BUFFER (2048 * 1024)
/*
* Receive expected base and count and eager base and count increment -
* the CSR fields hold multiples of this value.
*/
#define RCV_SHIFT 3
#define RCV_INCREMENT BIT(RCV_SHIFT)
/*
* Receive header queue entry increment - the CSR holds multiples of
* this value.
*/
#define HDRQ_SIZE_SHIFT 5
#define HDRQ_INCREMENT BIT(HDRQ_SIZE_SHIFT)
/*
* Freeze handling flags
*/
#define FREEZE_ABORT 0x01 /* do not do recovery */
#define FREEZE_SELF 0x02 /* initiate the freeze */
#define FREEZE_LINK_DOWN 0x04 /* link is down */
/*
* Chip implementation codes.
*/
#define ICODE_RTL_SILICON 0x00
#define ICODE_RTL_VCS_SIMULATION 0x01
#define ICODE_FPGA_EMULATION 0x02
#define ICODE_FUNCTIONAL_SIMULATOR 0x03
/*
* 8051 data memory size.
*/
#define DC8051_DATA_MEM_SIZE 0x1000
/*
* 8051 firmware registers
*/
#define NUM_GENERAL_FIELDS 0x17
#define NUM_LANE_FIELDS 0x8
/* 8051 general register Field IDs */
#define LINK_OPTIMIZATION_SETTINGS 0x00
#define LINK_TUNING_PARAMETERS 0x02
#define DC_HOST_COMM_SETTINGS 0x03
#define TX_SETTINGS 0x06
#define VERIFY_CAP_LOCAL_PHY 0x07
#define VERIFY_CAP_LOCAL_FABRIC 0x08
#define VERIFY_CAP_LOCAL_LINK_MODE 0x09
#define LOCAL_DEVICE_ID 0x0a
#define RESERVED_REGISTERS 0x0b
#define LOCAL_LNI_INFO 0x0c
#define REMOTE_LNI_INFO 0x0d
#define MISC_STATUS 0x0e
#define VERIFY_CAP_REMOTE_PHY 0x0f
#define VERIFY_CAP_REMOTE_FABRIC 0x10
#define VERIFY_CAP_REMOTE_LINK_WIDTH 0x11
#define LAST_LOCAL_STATE_COMPLETE 0x12
#define LAST_REMOTE_STATE_COMPLETE 0x13
#define LINK_QUALITY_INFO 0x14
#define REMOTE_DEVICE_ID 0x15
#define LINK_DOWN_REASON 0x16 /* first byte of offset 0x16 */
#define VERSION_PATCH 0x16 /* last byte of offset 0x16 */
/* 8051 lane specific register field IDs */
#define TX_EQ_SETTINGS 0x00
#define CHANNEL_LOSS_SETTINGS 0x05
/* Lane ID for general configuration registers */
#define GENERAL_CONFIG 4
/* LINK_TUNING_PARAMETERS fields */
#define TUNING_METHOD_SHIFT 24
/* LINK_OPTIMIZATION_SETTINGS fields */
#define ENABLE_EXT_DEV_CONFIG_SHIFT 24
/* LOAD_DATA 8051 command shifts and fields */
#define LOAD_DATA_FIELD_ID_SHIFT 40
#define LOAD_DATA_FIELD_ID_MASK 0xfull
#define LOAD_DATA_LANE_ID_SHIFT 32
#define LOAD_DATA_LANE_ID_MASK 0xfull
#define LOAD_DATA_DATA_SHIFT 0x0
#define LOAD_DATA_DATA_MASK 0xffffffffull
/* READ_DATA 8051 command shifts and fields */
#define READ_DATA_FIELD_ID_SHIFT 40
#define READ_DATA_FIELD_ID_MASK 0xffull
#define READ_DATA_LANE_ID_SHIFT 32
#define READ_DATA_LANE_ID_MASK 0xffull
#define READ_DATA_DATA_SHIFT 0x0
#define READ_DATA_DATA_MASK 0xffffffffull
/* TX settings fields */
#define ENABLE_LANE_TX_SHIFT 0
#define ENABLE_LANE_TX_MASK 0xff
#define TX_POLARITY_INVERSION_SHIFT 8
#define TX_POLARITY_INVERSION_MASK 0xff
#define RX_POLARITY_INVERSION_SHIFT 16
#define RX_POLARITY_INVERSION_MASK 0xff
#define MAX_RATE_SHIFT 24
#define MAX_RATE_MASK 0xff
/* verify capability PHY fields */
#define CONTINIOUS_REMOTE_UPDATE_SUPPORT_SHIFT 0x4
#define CONTINIOUS_REMOTE_UPDATE_SUPPORT_MASK 0x1
#define POWER_MANAGEMENT_SHIFT 0x0
#define POWER_MANAGEMENT_MASK 0xf
/* 8051 lane register Field IDs */
#define SPICO_FW_VERSION 0x7 /* SPICO firmware version */
/* SPICO firmware version fields */
#define SPICO_ROM_VERSION_SHIFT 0
#define SPICO_ROM_VERSION_MASK 0xffff
#define SPICO_ROM_PROD_ID_SHIFT 16
#define SPICO_ROM_PROD_ID_MASK 0xffff
/* verify capability fabric fields */
#define VAU_SHIFT 0
#define VAU_MASK 0x0007
#define Z_SHIFT 3
#define Z_MASK 0x0001
#define VCU_SHIFT 4
#define VCU_MASK 0x0007
#define VL15BUF_SHIFT 8
#define VL15BUF_MASK 0x0fff
#define CRC_SIZES_SHIFT 20
#define CRC_SIZES_MASK 0x7
/* verify capability local link width fields */
#define LINK_WIDTH_SHIFT 0 /* also for remote link width */
#define LINK_WIDTH_MASK 0xffff /* also for remote link width */
#define LOCAL_FLAG_BITS_SHIFT 16
#define LOCAL_FLAG_BITS_MASK 0xff
#define MISC_CONFIG_BITS_SHIFT 24
#define MISC_CONFIG_BITS_MASK 0xff
/* verify capability remote link width fields */
#define REMOTE_TX_RATE_SHIFT 16
#define REMOTE_TX_RATE_MASK 0xff
/* LOCAL_DEVICE_ID fields */
#define LOCAL_DEVICE_REV_SHIFT 0
#define LOCAL_DEVICE_REV_MASK 0xff
#define LOCAL_DEVICE_ID_SHIFT 8
#define LOCAL_DEVICE_ID_MASK 0xffff
/* REMOTE_DEVICE_ID fields */
#define REMOTE_DEVICE_REV_SHIFT 0
#define REMOTE_DEVICE_REV_MASK 0xff
#define REMOTE_DEVICE_ID_SHIFT 8
#define REMOTE_DEVICE_ID_MASK 0xffff
/* local LNI link width fields */
#define ENABLE_LANE_RX_SHIFT 16
#define ENABLE_LANE_RX_MASK 0xff
/* mask, shift for reading 'mgmt_enabled' value from REMOTE_LNI_INFO field */
#define MGMT_ALLOWED_SHIFT 23
#define MGMT_ALLOWED_MASK 0x1
/* mask, shift for 'link_quality' within LINK_QUALITY_INFO field */
#define LINK_QUALITY_SHIFT 24
#define LINK_QUALITY_MASK 0x7
/*
* mask, shift for reading 'planned_down_remote_reason_code'
* from LINK_QUALITY_INFO field
*/
#define DOWN_REMOTE_REASON_SHIFT 16
#define DOWN_REMOTE_REASON_MASK 0xff
#define HOST_INTERFACE_VERSION 1
#define HOST_INTERFACE_VERSION_SHIFT 16
#define HOST_INTERFACE_VERSION_MASK 0xff
/* verify capability PHY power management bits */
#define PWRM_BER_CONTROL 0x1
#define PWRM_BANDWIDTH_CONTROL 0x2
/* 8051 link down reasons */
#define LDR_LINK_TRANSFER_ACTIVE_LOW 0xa
#define LDR_RECEIVED_LINKDOWN_IDLE_MSG 0xb
#define LDR_RECEIVED_HOST_OFFLINE_REQ 0xc
/* verify capability fabric CRC size bits */
enum {
CAP_CRC_14B = (1 << 0), /* 14b CRC */
CAP_CRC_48B = (1 << 1), /* 48b CRC */
CAP_CRC_12B_16B_PER_LANE = (1 << 2) /* 12b-16b per lane CRC */
};
#define SUPPORTED_CRCS (CAP_CRC_14B | CAP_CRC_48B)
/* misc status version fields */
#define STS_FM_VERSION_MINOR_SHIFT 16
#define STS_FM_VERSION_MINOR_MASK 0xff
#define STS_FM_VERSION_MAJOR_SHIFT 24
#define STS_FM_VERSION_MAJOR_MASK 0xff
#define STS_FM_VERSION_PATCH_SHIFT 24
#define STS_FM_VERSION_PATCH_MASK 0xff
/* LCB_CFG_CRC_MODE TX_VAL and RX_VAL CRC mode values */
#define LCB_CRC_16B 0x0 /* 16b CRC */
#define LCB_CRC_14B 0x1 /* 14b CRC */
#define LCB_CRC_48B 0x2 /* 48b CRC */
#define LCB_CRC_12B_16B_PER_LANE 0x3 /* 12b-16b per lane CRC */
/*
* the following enum is (almost) a copy/paste of the definition
* in the OPA spec, section 20.2.2.6.8 (PortInfo)
*/
enum {
PORT_LTP_CRC_MODE_NONE = 0,
PORT_LTP_CRC_MODE_14 = 1, /* 14-bit LTP CRC mode (optional) */
PORT_LTP_CRC_MODE_16 = 2, /* 16-bit LTP CRC mode */
PORT_LTP_CRC_MODE_48 = 4,
/* 48-bit overlapping LTP CRC mode (optional) */
PORT_LTP_CRC_MODE_PER_LANE = 8
/* 12 to 16 bit per lane LTP CRC mode (optional) */
};
/* timeouts */
#define LINK_RESTART_DELAY 1000 /* link restart delay, in ms */
#define TIMEOUT_8051_START 5000 /* 8051 start timeout, in ms */
#define DC8051_COMMAND_TIMEOUT 1000 /* DC8051 command timeout, in ms */
#define FREEZE_STATUS_TIMEOUT 20 /* wait for freeze indicators, in ms */
#define VL_STATUS_CLEAR_TIMEOUT 5000 /* per-VL status clear, in ms */
#define CCE_STATUS_TIMEOUT 10 /* time to clear CCE Status, in ms */
/* cclock tick time, in picoseconds per tick: 1/speed * 10^12 */
#define ASIC_CCLOCK_PS 1242 /* 805 MHz */
#define FPGA_CCLOCK_PS 30300 /* 33 MHz */
/*
* Mask of enabled MISC errors. Do not enable the two RSA engine errors -
* see firmware.c:run_rsa() for details.
*/
#define DRIVER_MISC_MASK \
(~(MISC_ERR_STATUS_MISC_FW_AUTH_FAILED_ERR_SMASK \
| MISC_ERR_STATUS_MISC_KEY_MISMATCH_ERR_SMASK))
/* valid values for the loopback module parameter */
#define LOOPBACK_NONE 0 /* no loopback - default */
#define LOOPBACK_SERDES 1
#define LOOPBACK_LCB 2
#define LOOPBACK_CABLE 3 /* external cable */
/* set up bits in MISC_CONFIG_BITS */
#define LOOPBACK_SERDES_CONFIG_BIT_MASK_SHIFT 0
#define EXT_CFG_LCB_RESET_SUPPORTED_SHIFT 3
/* read and write hardware registers */
u64 read_csr(const struct hfi1_devdata *dd, u32 offset);
void write_csr(const struct hfi1_devdata *dd, u32 offset, u64 value);
/*
* The *_kctxt_* flavor of the CSR read/write functions are for
* per-context or per-SDMA CSRs that are not mappable to user-space.
* Their spacing is not a PAGE_SIZE multiple.
*/
static inline u64 read_kctxt_csr(const struct hfi1_devdata *dd, int ctxt,
u32 offset0)
{
/* kernel per-context CSRs are separated by 0x100 */
return read_csr(dd, offset0 + (0x100 * ctxt));
}
static inline void write_kctxt_csr(struct hfi1_devdata *dd, int ctxt,
u32 offset0, u64 value)
{
/* kernel per-context CSRs are separated by 0x100 */
write_csr(dd, offset0 + (0x100 * ctxt), value);
}
int read_lcb_csr(struct hfi1_devdata *dd, u32 offset, u64 *data);
int write_lcb_csr(struct hfi1_devdata *dd, u32 offset, u64 data);
void __iomem *get_csr_addr(
const struct hfi1_devdata *dd,
u32 offset);
static inline void __iomem *get_kctxt_csr_addr(
const struct hfi1_devdata *dd,
int ctxt,
u32 offset0)
{
return get_csr_addr(dd, offset0 + (0x100 * ctxt));
}
/*
* The *_uctxt_* flavor of the CSR read/write functions are for
* per-context CSRs that are mappable to user space. All these CSRs
* are spaced by a PAGE_SIZE multiple in order to be mappable to
* different processes without exposing other contexts' CSRs
*/
static inline u64 read_uctxt_csr(const struct hfi1_devdata *dd, int ctxt,
u32 offset0)
{
/* user per-context CSRs are separated by 0x1000 */
return read_csr(dd, offset0 + (0x1000 * ctxt));
}
static inline void write_uctxt_csr(struct hfi1_devdata *dd, int ctxt,
u32 offset0, u64 value)
{
/* user per-context CSRs are separated by 0x1000 */
write_csr(dd, offset0 + (0x1000 * ctxt), value);
}
static inline u32 chip_rcv_contexts(struct hfi1_devdata *dd)
{
return read_csr(dd, RCV_CONTEXTS);
}
static inline u32 chip_send_contexts(struct hfi1_devdata *dd)
{
return read_csr(dd, SEND_CONTEXTS);
}
static inline u32 chip_sdma_engines(struct hfi1_devdata *dd)
{
return read_csr(dd, SEND_DMA_ENGINES);
}
static inline u32 chip_pio_mem_size(struct hfi1_devdata *dd)
{
return read_csr(dd, SEND_PIO_MEM_SIZE);
}
static inline u32 chip_sdma_mem_size(struct hfi1_devdata *dd)
{
return read_csr(dd, SEND_DMA_MEM_SIZE);
}
static inline u32 chip_rcv_array_count(struct hfi1_devdata *dd)
{
return read_csr(dd, RCV_ARRAY_CNT);
}
u64 create_pbc(struct hfi1_pportdata *ppd, u64 flags, int srate_mbs, u32 vl,
u32 dw_len);
/* firmware.c */
#define SBUS_MASTER_BROADCAST 0xfd
#define NUM_PCIE_SERDES 16 /* number of PCIe serdes on the SBus */
extern const u8 pcie_serdes_broadcast[];
extern const u8 pcie_pcs_addrs[2][NUM_PCIE_SERDES];
/* SBus commands */
#define RESET_SBUS_RECEIVER 0x20
#define WRITE_SBUS_RECEIVER 0x21
#define READ_SBUS_RECEIVER 0x22
void sbus_request(struct hfi1_devdata *dd,
u8 receiver_addr, u8 data_addr, u8 command, u32 data_in);
int sbus_request_slow(struct hfi1_devdata *dd,
u8 receiver_addr, u8 data_addr, u8 command, u32 data_in);
void set_sbus_fast_mode(struct hfi1_devdata *dd);
void clear_sbus_fast_mode(struct hfi1_devdata *dd);
int hfi1_firmware_init(struct hfi1_devdata *dd);
int load_pcie_firmware(struct hfi1_devdata *dd);
int load_firmware(struct hfi1_devdata *dd);
void dispose_firmware(void);
int acquire_hw_mutex(struct hfi1_devdata *dd);
void release_hw_mutex(struct hfi1_devdata *dd);
/*
* Bitmask of dynamic access for ASIC block chip resources. Each HFI has its
* own range of bits for the resource so it can clear its own bits on
* starting and exiting. If either HFI has the resource bit set, the
* resource is in use. The separate bit ranges are:
* HFI0 bits 7:0
* HFI1 bits 15:8
*/
#define CR_SBUS 0x01 /* SBUS, THERM, and PCIE registers */
#define CR_EPROM 0x02 /* EEP, GPIO registers */
#define CR_I2C1 0x04 /* QSFP1_OE register */
#define CR_I2C2 0x08 /* QSFP2_OE register */
#define CR_DYN_SHIFT 8 /* dynamic flag shift */
#define CR_DYN_MASK ((1ull << CR_DYN_SHIFT) - 1)
/*
* Bitmask of static ASIC states these are outside of the dynamic ASIC
* block chip resources above. These are to be set once and never cleared.
* Must be holding the SBus dynamic flag when setting.
*/
#define CR_THERM_INIT 0x010000
int acquire_chip_resource(struct hfi1_devdata *dd, u32 resource, u32 mswait);
void release_chip_resource(struct hfi1_devdata *dd, u32 resource);
bool check_chip_resource(struct hfi1_devdata *dd, u32 resource,
const char *func);
void init_chip_resources(struct hfi1_devdata *dd);
void finish_chip_resources(struct hfi1_devdata *dd);
/* ms wait time for access to an SBus resoure */
#define SBUS_TIMEOUT 4000 /* long enough for a FW download and SBR */
/* ms wait time for a qsfp (i2c) chain to become available */
#define QSFP_WAIT 20000 /* long enough for FW update to the F4 uc */
void fabric_serdes_reset(struct hfi1_devdata *dd);
int read_8051_data(struct hfi1_devdata *dd, u32 addr, u32 len, u64 *result);
/* chip.c */
void read_misc_status(struct hfi1_devdata *dd, u8 *ver_major, u8 *ver_minor,
u8 *ver_patch);
int write_host_interface_version(struct hfi1_devdata *dd, u8 version);
void read_guid(struct hfi1_devdata *dd);
int wait_fm_ready(struct hfi1_devdata *dd, u32 mstimeout);
void set_link_down_reason(struct hfi1_pportdata *ppd, u8 lcl_reason,
u8 neigh_reason, u8 rem_reason);
int set_link_state(struct hfi1_pportdata *, u32 state);
int port_ltp_to_cap(int port_ltp);
void handle_verify_cap(struct work_struct *work);
void handle_freeze(struct work_struct *work);
void handle_link_up(struct work_struct *work);
void handle_link_down(struct work_struct *work);
void handle_link_downgrade(struct work_struct *work);
void handle_link_bounce(struct work_struct *work);
void handle_start_link(struct work_struct *work);
void handle_sma_message(struct work_struct *work);
int reset_qsfp(struct hfi1_pportdata *ppd);
void qsfp_event(struct work_struct *work);
void start_freeze_handling(struct hfi1_pportdata *ppd, int flags);
int send_idle_sma(struct hfi1_devdata *dd, u64 message);
int load_8051_config(struct hfi1_devdata *, u8, u8, u32);
int read_8051_config(struct hfi1_devdata *, u8, u8, u32 *);
int start_link(struct hfi1_pportdata *ppd);
int bringup_serdes(struct hfi1_pportdata *ppd);
void set_intr_state(struct hfi1_devdata *dd, u32 enable);
bool apply_link_downgrade_policy(struct hfi1_pportdata *ppd,
bool refresh_widths);
void update_usrhead(struct hfi1_ctxtdata *rcd, u32 hd, u32 updegr, u32 egrhd,
u32 intr_adjust, u32 npkts);
int stop_drain_data_vls(struct hfi1_devdata *dd);
int open_fill_data_vls(struct hfi1_devdata *dd);
u32 ns_to_cclock(struct hfi1_devdata *dd, u32 ns);
u32 cclock_to_ns(struct hfi1_devdata *dd, u32 cclock);
void get_linkup_link_widths(struct hfi1_pportdata *ppd);
void read_ltp_rtt(struct hfi1_devdata *dd);
void clear_linkup_counters(struct hfi1_devdata *dd);
u32 hdrqempty(struct hfi1_ctxtdata *rcd);
int is_ax(struct hfi1_devdata *dd);
int is_bx(struct hfi1_devdata *dd);
bool is_urg_masked(struct hfi1_ctxtdata *rcd);
u32 read_physical_state(struct hfi1_devdata *dd);
u32 chip_to_opa_pstate(struct hfi1_devdata *dd, u32 chip_pstate);
const char *opa_lstate_name(u32 lstate);
const char *opa_pstate_name(u32 pstate);
u32 driver_pstate(struct hfi1_pportdata *ppd);
u32 driver_lstate(struct hfi1_pportdata *ppd);
int acquire_lcb_access(struct hfi1_devdata *dd, int sleep_ok);
int release_lcb_access(struct hfi1_devdata *dd, int sleep_ok);
#define LCB_START DC_LCB_CSRS
#define LCB_END DC_8051_CSRS /* next block is 8051 */
static inline int is_lcb_offset(u32 offset)
{
return (offset >= LCB_START && offset < LCB_END);
}
extern uint num_vls;
extern uint disable_integrity;
u64 read_dev_cntr(struct hfi1_devdata *dd, int index, int vl);
u64 write_dev_cntr(struct hfi1_devdata *dd, int index, int vl, u64 data);
u64 read_port_cntr(struct hfi1_pportdata *ppd, int index, int vl);
u64 write_port_cntr(struct hfi1_pportdata *ppd, int index, int vl, u64 data);
u32 read_logical_state(struct hfi1_devdata *dd);
void force_recv_intr(struct hfi1_ctxtdata *rcd);
/* Per VL indexes */
enum {
C_VL_0 = 0,
C_VL_1,
C_VL_2,
C_VL_3,
C_VL_4,
C_VL_5,
C_VL_6,
C_VL_7,
C_VL_15,
C_VL_COUNT
};
static inline int vl_from_idx(int idx)
{
return (idx == C_VL_15 ? 15 : idx);
}
static inline int idx_from_vl(int vl)
{
return (vl == 15 ? C_VL_15 : vl);
}
/* Per device counter indexes */
enum {
C_RCV_OVF = 0,
C_RX_TID_FULL,
C_RX_TID_INVALID,
C_RX_TID_FLGMS,
C_RX_CTX_EGRS,
C_RCV_TID_FLSMS,
C_CCE_PCI_CR_ST,
C_CCE_PCI_TR_ST,
C_CCE_PIO_WR_ST,
C_CCE_ERR_INT,
C_CCE_SDMA_INT,
C_CCE_MISC_INT,
C_CCE_RCV_AV_INT,
C_CCE_RCV_URG_INT,
C_CCE_SEND_CR_INT,
C_DC_UNC_ERR,
C_DC_RCV_ERR,
C_DC_FM_CFG_ERR,
C_DC_RMT_PHY_ERR,
C_DC_DROPPED_PKT,
C_DC_MC_XMIT_PKTS,
C_DC_MC_RCV_PKTS,
C_DC_XMIT_CERR,
C_DC_RCV_CERR,
C_DC_RCV_FCC,
C_DC_XMIT_FCC,
C_DC_XMIT_FLITS,
C_DC_RCV_FLITS,
C_DC_XMIT_PKTS,
C_DC_RCV_PKTS,
C_DC_RX_FLIT_VL,
C_DC_RX_PKT_VL,
C_DC_RCV_FCN,
C_DC_RCV_FCN_VL,
C_DC_RCV_BCN,
C_DC_RCV_BCN_VL,
C_DC_RCV_BBL,
C_DC_RCV_BBL_VL,
C_DC_MARK_FECN,
C_DC_MARK_FECN_VL,
C_DC_TOTAL_CRC,
C_DC_CRC_LN0,
C_DC_CRC_LN1,
C_DC_CRC_LN2,
C_DC_CRC_LN3,
C_DC_CRC_MULT_LN,
C_DC_TX_REPLAY,
C_DC_RX_REPLAY,
C_DC_SEQ_CRC_CNT,
C_DC_ESC0_ONLY_CNT,
C_DC_ESC0_PLUS1_CNT,
C_DC_ESC0_PLUS2_CNT,
C_DC_REINIT_FROM_PEER_CNT,
C_DC_SBE_CNT,
C_DC_MISC_FLG_CNT,
C_DC_PRF_GOOD_LTP_CNT,
C_DC_PRF_ACCEPTED_LTP_CNT,
C_DC_PRF_RX_FLIT_CNT,
C_DC_PRF_TX_FLIT_CNT,
C_DC_PRF_CLK_CNTR,
C_DC_PG_DBG_FLIT_CRDTS_CNT,
C_DC_PG_STS_PAUSE_COMPLETE_CNT,
C_DC_PG_STS_TX_SBE_CNT,
C_DC_PG_STS_TX_MBE_CNT,
C_SW_CPU_INTR,
C_SW_CPU_RCV_LIM,
C_SW_VTX_WAIT,
C_SW_PIO_WAIT,
C_SW_PIO_DRAIN,
C_SW_KMEM_WAIT,
C_SW_TID_WAIT,
C_SW_SEND_SCHED,
C_SDMA_DESC_FETCHED_CNT,
C_SDMA_INT_CNT,
C_SDMA_ERR_CNT,
C_SDMA_IDLE_INT_CNT,
C_SDMA_PROGRESS_INT_CNT,
/* MISC_ERR_STATUS */
C_MISC_PLL_LOCK_FAIL_ERR,
C_MISC_MBIST_FAIL_ERR,
C_MISC_INVALID_EEP_CMD_ERR,
C_MISC_EFUSE_DONE_PARITY_ERR,
C_MISC_EFUSE_WRITE_ERR,
C_MISC_EFUSE_READ_BAD_ADDR_ERR,
C_MISC_EFUSE_CSR_PARITY_ERR,
C_MISC_FW_AUTH_FAILED_ERR,
C_MISC_KEY_MISMATCH_ERR,
C_MISC_SBUS_WRITE_FAILED_ERR,
C_MISC_CSR_WRITE_BAD_ADDR_ERR,
C_MISC_CSR_READ_BAD_ADDR_ERR,
C_MISC_CSR_PARITY_ERR,
/* CceErrStatus */
/*
* A special counter that is the aggregate count
* of all the cce_err_status errors. The remainder
* are actual bits in the CceErrStatus register.
*/
C_CCE_ERR_STATUS_AGGREGATED_CNT,
C_CCE_MSIX_CSR_PARITY_ERR,
C_CCE_INT_MAP_UNC_ERR,
C_CCE_INT_MAP_COR_ERR,
C_CCE_MSIX_TABLE_UNC_ERR,
C_CCE_MSIX_TABLE_COR_ERR,
C_CCE_RXDMA_CONV_FIFO_PARITY_ERR,
C_CCE_RCPL_ASYNC_FIFO_PARITY_ERR,
C_CCE_SEG_WRITE_BAD_ADDR_ERR,
C_CCE_SEG_READ_BAD_ADDR_ERR,
C_LA_TRIGGERED,
C_CCE_TRGT_CPL_TIMEOUT_ERR,
C_PCIC_RECEIVE_PARITY_ERR,
C_PCIC_TRANSMIT_BACK_PARITY_ERR,
C_PCIC_TRANSMIT_FRONT_PARITY_ERR,
C_PCIC_CPL_DAT_Q_UNC_ERR,
C_PCIC_CPL_HD_Q_UNC_ERR,
C_PCIC_POST_DAT_Q_UNC_ERR,
C_PCIC_POST_HD_Q_UNC_ERR,
C_PCIC_RETRY_SOT_MEM_UNC_ERR,
C_PCIC_RETRY_MEM_UNC_ERR,
C_PCIC_N_POST_DAT_Q_PARITY_ERR,
C_PCIC_N_POST_H_Q_PARITY_ERR,
C_PCIC_CPL_DAT_Q_COR_ERR,
C_PCIC_CPL_HD_Q_COR_ERR,
C_PCIC_POST_DAT_Q_COR_ERR,
C_PCIC_POST_HD_Q_COR_ERR,
C_PCIC_RETRY_SOT_MEM_COR_ERR,
C_PCIC_RETRY_MEM_COR_ERR,
C_CCE_CLI1_ASYNC_FIFO_DBG_PARITY_ERR,
C_CCE_CLI1_ASYNC_FIFO_RXDMA_PARITY_ERR,
C_CCE_CLI1_ASYNC_FIFO_SDMA_HD_PARITY_ERR,
C_CCE_CLI1_ASYNC_FIFO_PIO_CRDT_PARITY_ERR,
C_CCE_CLI2_ASYNC_FIFO_PARITY_ERR,
C_CCE_CSR_CFG_BUS_PARITY_ERR,
C_CCE_CLI0_ASYNC_FIFO_PARTIY_ERR,
C_CCE_RSPD_DATA_PARITY_ERR,
C_CCE_TRGT_ACCESS_ERR,
C_CCE_TRGT_ASYNC_FIFO_PARITY_ERR,
C_CCE_CSR_WRITE_BAD_ADDR_ERR,
C_CCE_CSR_READ_BAD_ADDR_ERR,
C_CCE_CSR_PARITY_ERR,
/* RcvErrStatus */
C_RX_CSR_PARITY_ERR,
C_RX_CSR_WRITE_BAD_ADDR_ERR,
C_RX_CSR_READ_BAD_ADDR_ERR,
C_RX_DMA_CSR_UNC_ERR,
C_RX_DMA_DQ_FSM_ENCODING_ERR,
C_RX_DMA_EQ_FSM_ENCODING_ERR,
C_RX_DMA_CSR_PARITY_ERR,
C_RX_RBUF_DATA_COR_ERR,
C_RX_RBUF_DATA_UNC_ERR,
C_RX_DMA_DATA_FIFO_RD_COR_ERR,
C_RX_DMA_DATA_FIFO_RD_UNC_ERR,
C_RX_DMA_HDR_FIFO_RD_COR_ERR,
C_RX_DMA_HDR_FIFO_RD_UNC_ERR,
C_RX_RBUF_DESC_PART2_COR_ERR,
C_RX_RBUF_DESC_PART2_UNC_ERR,
C_RX_RBUF_DESC_PART1_COR_ERR,
C_RX_RBUF_DESC_PART1_UNC_ERR,
C_RX_HQ_INTR_FSM_ERR,
C_RX_HQ_INTR_CSR_PARITY_ERR,
C_RX_LOOKUP_CSR_PARITY_ERR,
C_RX_LOOKUP_RCV_ARRAY_COR_ERR,
C_RX_LOOKUP_RCV_ARRAY_UNC_ERR,
C_RX_LOOKUP_DES_PART2_PARITY_ERR,
C_RX_LOOKUP_DES_PART1_UNC_COR_ERR,
C_RX_LOOKUP_DES_PART1_UNC_ERR,
C_RX_RBUF_NEXT_FREE_BUF_COR_ERR,
C_RX_RBUF_NEXT_FREE_BUF_UNC_ERR,
C_RX_RBUF_FL_INIT_WR_ADDR_PARITY_ERR,
C_RX_RBUF_FL_INITDONE_PARITY_ERR,
C_RX_RBUF_FL_WRITE_ADDR_PARITY_ERR,
C_RX_RBUF_FL_RD_ADDR_PARITY_ERR,
C_RX_RBUF_EMPTY_ERR,
C_RX_RBUF_FULL_ERR,
C_RX_RBUF_BAD_LOOKUP_ERR,
C_RX_RBUF_CTX_ID_PARITY_ERR,
C_RX_RBUF_CSR_QEOPDW_PARITY_ERR,
C_RX_RBUF_CSR_Q_NUM_OF_PKT_PARITY_ERR,
C_RX_RBUF_CSR_Q_T1_PTR_PARITY_ERR,
C_RX_RBUF_CSR_Q_HD_PTR_PARITY_ERR,
C_RX_RBUF_CSR_Q_VLD_BIT_PARITY_ERR,
C_RX_RBUF_CSR_Q_NEXT_BUF_PARITY_ERR,
C_RX_RBUF_CSR_Q_ENT_CNT_PARITY_ERR,
C_RX_RBUF_CSR_Q_HEAD_BUF_NUM_PARITY_ERR,
C_RX_RBUF_BLOCK_LIST_READ_COR_ERR,
C_RX_RBUF_BLOCK_LIST_READ_UNC_ERR,
C_RX_RBUF_LOOKUP_DES_COR_ERR,
C_RX_RBUF_LOOKUP_DES_UNC_ERR,
C_RX_RBUF_LOOKUP_DES_REG_UNC_COR_ERR,
C_RX_RBUF_LOOKUP_DES_REG_UNC_ERR,
C_RX_RBUF_FREE_LIST_COR_ERR,
C_RX_RBUF_FREE_LIST_UNC_ERR,
C_RX_RCV_FSM_ENCODING_ERR,
C_RX_DMA_FLAG_COR_ERR,
C_RX_DMA_FLAG_UNC_ERR,
C_RX_DC_SOP_EOP_PARITY_ERR,
C_RX_RCV_CSR_PARITY_ERR,
C_RX_RCV_QP_MAP_TABLE_COR_ERR,
C_RX_RCV_QP_MAP_TABLE_UNC_ERR,
C_RX_RCV_DATA_COR_ERR,
C_RX_RCV_DATA_UNC_ERR,
C_RX_RCV_HDR_COR_ERR,
C_RX_RCV_HDR_UNC_ERR,
C_RX_DC_INTF_PARITY_ERR,
C_RX_DMA_CSR_COR_ERR,
/* SendPioErrStatus */
C_PIO_PEC_SOP_HEAD_PARITY_ERR,
C_PIO_PCC_SOP_HEAD_PARITY_ERR,
C_PIO_LAST_RETURNED_CNT_PARITY_ERR,
C_PIO_CURRENT_FREE_CNT_PARITY_ERR,
C_PIO_RSVD_31_ERR,
C_PIO_RSVD_30_ERR,
C_PIO_PPMC_SOP_LEN_ERR,
C_PIO_PPMC_BQC_MEM_PARITY_ERR,
C_PIO_VL_FIFO_PARITY_ERR,
C_PIO_VLF_SOP_PARITY_ERR,
C_PIO_VLF_V1_LEN_PARITY_ERR,
C_PIO_BLOCK_QW_COUNT_PARITY_ERR,
C_PIO_WRITE_QW_VALID_PARITY_ERR,
C_PIO_STATE_MACHINE_ERR,
C_PIO_WRITE_DATA_PARITY_ERR,
C_PIO_HOST_ADDR_MEM_COR_ERR,
C_PIO_HOST_ADDR_MEM_UNC_ERR,
C_PIO_PKT_EVICT_SM_OR_ARM_SM_ERR,
C_PIO_INIT_SM_IN_ERR,
C_PIO_PPMC_PBL_FIFO_ERR,
C_PIO_CREDIT_RET_FIFO_PARITY_ERR,
C_PIO_V1_LEN_MEM_BANK1_COR_ERR,
C_PIO_V1_LEN_MEM_BANK0_COR_ERR,
C_PIO_V1_LEN_MEM_BANK1_UNC_ERR,
C_PIO_V1_LEN_MEM_BANK0_UNC_ERR,
C_PIO_SM_PKT_RESET_PARITY_ERR,
C_PIO_PKT_EVICT_FIFO_PARITY_ERR,
C_PIO_SBRDCTRL_CRREL_FIFO_PARITY_ERR,
C_PIO_SBRDCTL_CRREL_PARITY_ERR,
C_PIO_PEC_FIFO_PARITY_ERR,
C_PIO_PCC_FIFO_PARITY_ERR,
C_PIO_SB_MEM_FIFO1_ERR,
C_PIO_SB_MEM_FIFO0_ERR,
C_PIO_CSR_PARITY_ERR,
C_PIO_WRITE_ADDR_PARITY_ERR,
C_PIO_WRITE_BAD_CTXT_ERR,
/* SendDmaErrStatus */
C_SDMA_PCIE_REQ_TRACKING_COR_ERR,
C_SDMA_PCIE_REQ_TRACKING_UNC_ERR,
C_SDMA_CSR_PARITY_ERR,
C_SDMA_RPY_TAG_ERR,
/* SendEgressErrStatus */
C_TX_READ_PIO_MEMORY_CSR_UNC_ERR,
C_TX_READ_SDMA_MEMORY_CSR_UNC_ERR,
C_TX_EGRESS_FIFO_COR_ERR,
C_TX_READ_PIO_MEMORY_COR_ERR,
C_TX_READ_SDMA_MEMORY_COR_ERR,
C_TX_SB_HDR_COR_ERR,
C_TX_CREDIT_OVERRUN_ERR,
C_TX_LAUNCH_FIFO8_COR_ERR,
C_TX_LAUNCH_FIFO7_COR_ERR,
C_TX_LAUNCH_FIFO6_COR_ERR,
C_TX_LAUNCH_FIFO5_COR_ERR,
C_TX_LAUNCH_FIFO4_COR_ERR,
C_TX_LAUNCH_FIFO3_COR_ERR,
C_TX_LAUNCH_FIFO2_COR_ERR,
C_TX_LAUNCH_FIFO1_COR_ERR,
C_TX_LAUNCH_FIFO0_COR_ERR,
C_TX_CREDIT_RETURN_VL_ERR,
C_TX_HCRC_INSERTION_ERR,
C_TX_EGRESS_FIFI_UNC_ERR,
C_TX_READ_PIO_MEMORY_UNC_ERR,
C_TX_READ_SDMA_MEMORY_UNC_ERR,
C_TX_SB_HDR_UNC_ERR,
C_TX_CREDIT_RETURN_PARITY_ERR,
C_TX_LAUNCH_FIFO8_UNC_OR_PARITY_ERR,
C_TX_LAUNCH_FIFO7_UNC_OR_PARITY_ERR,
C_TX_LAUNCH_FIFO6_UNC_OR_PARITY_ERR,
C_TX_LAUNCH_FIFO5_UNC_OR_PARITY_ERR,
C_TX_LAUNCH_FIFO4_UNC_OR_PARITY_ERR,
C_TX_LAUNCH_FIFO3_UNC_OR_PARITY_ERR,
C_TX_LAUNCH_FIFO2_UNC_OR_PARITY_ERR,
C_TX_LAUNCH_FIFO1_UNC_OR_PARITY_ERR,
C_TX_LAUNCH_FIFO0_UNC_OR_PARITY_ERR,
C_TX_SDMA15_DISALLOWED_PACKET_ERR,
C_TX_SDMA14_DISALLOWED_PACKET_ERR,
C_TX_SDMA13_DISALLOWED_PACKET_ERR,
C_TX_SDMA12_DISALLOWED_PACKET_ERR,
C_TX_SDMA11_DISALLOWED_PACKET_ERR,
C_TX_SDMA10_DISALLOWED_PACKET_ERR,
C_TX_SDMA9_DISALLOWED_PACKET_ERR,
C_TX_SDMA8_DISALLOWED_PACKET_ERR,
C_TX_SDMA7_DISALLOWED_PACKET_ERR,
C_TX_SDMA6_DISALLOWED_PACKET_ERR,
C_TX_SDMA5_DISALLOWED_PACKET_ERR,
C_TX_SDMA4_DISALLOWED_PACKET_ERR,
C_TX_SDMA3_DISALLOWED_PACKET_ERR,
C_TX_SDMA2_DISALLOWED_PACKET_ERR,
C_TX_SDMA1_DISALLOWED_PACKET_ERR,
C_TX_SDMA0_DISALLOWED_PACKET_ERR,
C_TX_CONFIG_PARITY_ERR,
C_TX_SBRD_CTL_CSR_PARITY_ERR,
C_TX_LAUNCH_CSR_PARITY_ERR,
C_TX_ILLEGAL_CL_ERR,
C_TX_SBRD_CTL_STATE_MACHINE_PARITY_ERR,
C_TX_RESERVED_10,
C_TX_RESERVED_9,
C_TX_SDMA_LAUNCH_INTF_PARITY_ERR,
C_TX_PIO_LAUNCH_INTF_PARITY_ERR,
C_TX_RESERVED_6,
C_TX_INCORRECT_LINK_STATE_ERR,
C_TX_LINK_DOWN_ERR,
C_TX_EGRESS_FIFO_UNDERRUN_OR_PARITY_ERR,
C_TX_RESERVED_2,
C_TX_PKT_INTEGRITY_MEM_UNC_ERR,
C_TX_PKT_INTEGRITY_MEM_COR_ERR,
/* SendErrStatus */
C_SEND_CSR_WRITE_BAD_ADDR_ERR,
C_SEND_CSR_READ_BAD_ADD_ERR,
C_SEND_CSR_PARITY_ERR,
/* SendCtxtErrStatus */
C_PIO_WRITE_OUT_OF_BOUNDS_ERR,
C_PIO_WRITE_OVERFLOW_ERR,
C_PIO_WRITE_CROSSES_BOUNDARY_ERR,
C_PIO_DISALLOWED_PACKET_ERR,
C_PIO_INCONSISTENT_SOP_ERR,
/*SendDmaEngErrStatus */
C_SDMA_HEADER_REQUEST_FIFO_COR_ERR,
C_SDMA_HEADER_STORAGE_COR_ERR,
C_SDMA_PACKET_TRACKING_COR_ERR,
C_SDMA_ASSEMBLY_COR_ERR,
C_SDMA_DESC_TABLE_COR_ERR,
C_SDMA_HEADER_REQUEST_FIFO_UNC_ERR,
C_SDMA_HEADER_STORAGE_UNC_ERR,
C_SDMA_PACKET_TRACKING_UNC_ERR,
C_SDMA_ASSEMBLY_UNC_ERR,
C_SDMA_DESC_TABLE_UNC_ERR,
C_SDMA_TIMEOUT_ERR,
C_SDMA_HEADER_LENGTH_ERR,
C_SDMA_HEADER_ADDRESS_ERR,
C_SDMA_HEADER_SELECT_ERR,
C_SMDA_RESERVED_9,
C_SDMA_PACKET_DESC_OVERFLOW_ERR,
C_SDMA_LENGTH_MISMATCH_ERR,
C_SDMA_HALT_ERR,
C_SDMA_MEM_READ_ERR,
C_SDMA_FIRST_DESC_ERR,
C_SDMA_TAIL_OUT_OF_BOUNDS_ERR,
C_SDMA_TOO_LONG_ERR,
C_SDMA_GEN_MISMATCH_ERR,
C_SDMA_WRONG_DW_ERR,
DEV_CNTR_LAST /* Must be kept last */
};
/* Per port counter indexes */
enum {
C_TX_UNSUP_VL = 0,
C_TX_INVAL_LEN,
C_TX_MM_LEN_ERR,
C_TX_UNDERRUN,
C_TX_FLOW_STALL,
C_TX_DROPPED,
C_TX_HDR_ERR,
C_TX_PKT,
C_TX_WORDS,
C_TX_WAIT,
C_TX_FLIT_VL,
C_TX_PKT_VL,
C_TX_WAIT_VL,
C_RX_PKT,
C_RX_WORDS,
C_SW_LINK_DOWN,
C_SW_LINK_UP,
C_SW_UNKNOWN_FRAME,
C_SW_XMIT_DSCD,
C_SW_XMIT_DSCD_VL,
C_SW_XMIT_CSTR_ERR,
C_SW_RCV_CSTR_ERR,
C_SW_IBP_LOOP_PKTS,
C_SW_IBP_RC_RESENDS,
C_SW_IBP_RNR_NAKS,
C_SW_IBP_OTHER_NAKS,
C_SW_IBP_RC_TIMEOUTS,
C_SW_IBP_PKT_DROPS,
C_SW_IBP_DMA_WAIT,
C_SW_IBP_RC_SEQNAK,
C_SW_IBP_RC_DUPREQ,
C_SW_IBP_RDMA_SEQ,
C_SW_IBP_UNALIGNED,
C_SW_IBP_SEQ_NAK,
C_SW_CPU_RC_ACKS,
C_SW_CPU_RC_QACKS,
C_SW_CPU_RC_DELAYED_COMP,
C_RCV_HDR_OVF_0,
C_RCV_HDR_OVF_1,
C_RCV_HDR_OVF_2,
C_RCV_HDR_OVF_3,
C_RCV_HDR_OVF_4,
C_RCV_HDR_OVF_5,
C_RCV_HDR_OVF_6,
C_RCV_HDR_OVF_7,
C_RCV_HDR_OVF_8,
C_RCV_HDR_OVF_9,
C_RCV_HDR_OVF_10,
C_RCV_HDR_OVF_11,
C_RCV_HDR_OVF_12,
C_RCV_HDR_OVF_13,
C_RCV_HDR_OVF_14,
C_RCV_HDR_OVF_15,
C_RCV_HDR_OVF_16,
C_RCV_HDR_OVF_17,
C_RCV_HDR_OVF_18,
C_RCV_HDR_OVF_19,
C_RCV_HDR_OVF_20,
C_RCV_HDR_OVF_21,
C_RCV_HDR_OVF_22,
C_RCV_HDR_OVF_23,
C_RCV_HDR_OVF_24,
C_RCV_HDR_OVF_25,
C_RCV_HDR_OVF_26,
C_RCV_HDR_OVF_27,
C_RCV_HDR_OVF_28,
C_RCV_HDR_OVF_29,
C_RCV_HDR_OVF_30,
C_RCV_HDR_OVF_31,
C_RCV_HDR_OVF_32,
C_RCV_HDR_OVF_33,
C_RCV_HDR_OVF_34,
C_RCV_HDR_OVF_35,
C_RCV_HDR_OVF_36,
C_RCV_HDR_OVF_37,
C_RCV_HDR_OVF_38,
C_RCV_HDR_OVF_39,
C_RCV_HDR_OVF_40,
C_RCV_HDR_OVF_41,
C_RCV_HDR_OVF_42,
C_RCV_HDR_OVF_43,
C_RCV_HDR_OVF_44,
C_RCV_HDR_OVF_45,
C_RCV_HDR_OVF_46,
C_RCV_HDR_OVF_47,
C_RCV_HDR_OVF_48,
C_RCV_HDR_OVF_49,
C_RCV_HDR_OVF_50,
C_RCV_HDR_OVF_51,
C_RCV_HDR_OVF_52,
C_RCV_HDR_OVF_53,
C_RCV_HDR_OVF_54,
C_RCV_HDR_OVF_55,
C_RCV_HDR_OVF_56,
C_RCV_HDR_OVF_57,
C_RCV_HDR_OVF_58,
C_RCV_HDR_OVF_59,
C_RCV_HDR_OVF_60,
C_RCV_HDR_OVF_61,
C_RCV_HDR_OVF_62,
C_RCV_HDR_OVF_63,
C_RCV_HDR_OVF_64,
C_RCV_HDR_OVF_65,
C_RCV_HDR_OVF_66,
C_RCV_HDR_OVF_67,
C_RCV_HDR_OVF_68,
C_RCV_HDR_OVF_69,
C_RCV_HDR_OVF_70,
C_RCV_HDR_OVF_71,
C_RCV_HDR_OVF_72,
C_RCV_HDR_OVF_73,
C_RCV_HDR_OVF_74,
C_RCV_HDR_OVF_75,
C_RCV_HDR_OVF_76,
C_RCV_HDR_OVF_77,
C_RCV_HDR_OVF_78,
C_RCV_HDR_OVF_79,
C_RCV_HDR_OVF_80,
C_RCV_HDR_OVF_81,
C_RCV_HDR_OVF_82,
C_RCV_HDR_OVF_83,
C_RCV_HDR_OVF_84,
C_RCV_HDR_OVF_85,
C_RCV_HDR_OVF_86,
C_RCV_HDR_OVF_87,
C_RCV_HDR_OVF_88,
C_RCV_HDR_OVF_89,
C_RCV_HDR_OVF_90,
C_RCV_HDR_OVF_91,
C_RCV_HDR_OVF_92,
C_RCV_HDR_OVF_93,
C_RCV_HDR_OVF_94,
C_RCV_HDR_OVF_95,
C_RCV_HDR_OVF_96,
C_RCV_HDR_OVF_97,
C_RCV_HDR_OVF_98,
C_RCV_HDR_OVF_99,
C_RCV_HDR_OVF_100,
C_RCV_HDR_OVF_101,
C_RCV_HDR_OVF_102,
C_RCV_HDR_OVF_103,
C_RCV_HDR_OVF_104,
C_RCV_HDR_OVF_105,
C_RCV_HDR_OVF_106,
C_RCV_HDR_OVF_107,
C_RCV_HDR_OVF_108,
C_RCV_HDR_OVF_109,
C_RCV_HDR_OVF_110,
C_RCV_HDR_OVF_111,
C_RCV_HDR_OVF_112,
C_RCV_HDR_OVF_113,
C_RCV_HDR_OVF_114,
C_RCV_HDR_OVF_115,
C_RCV_HDR_OVF_116,
C_RCV_HDR_OVF_117,
C_RCV_HDR_OVF_118,
C_RCV_HDR_OVF_119,
C_RCV_HDR_OVF_120,
C_RCV_HDR_OVF_121,
C_RCV_HDR_OVF_122,
C_RCV_HDR_OVF_123,
C_RCV_HDR_OVF_124,
C_RCV_HDR_OVF_125,
C_RCV_HDR_OVF_126,
C_RCV_HDR_OVF_127,
C_RCV_HDR_OVF_128,
C_RCV_HDR_OVF_129,
C_RCV_HDR_OVF_130,
C_RCV_HDR_OVF_131,
C_RCV_HDR_OVF_132,
C_RCV_HDR_OVF_133,
C_RCV_HDR_OVF_134,
C_RCV_HDR_OVF_135,
C_RCV_HDR_OVF_136,
C_RCV_HDR_OVF_137,
C_RCV_HDR_OVF_138,
C_RCV_HDR_OVF_139,
C_RCV_HDR_OVF_140,
C_RCV_HDR_OVF_141,
C_RCV_HDR_OVF_142,
C_RCV_HDR_OVF_143,
C_RCV_HDR_OVF_144,
C_RCV_HDR_OVF_145,
C_RCV_HDR_OVF_146,
C_RCV_HDR_OVF_147,
C_RCV_HDR_OVF_148,
C_RCV_HDR_OVF_149,
C_RCV_HDR_OVF_150,
C_RCV_HDR_OVF_151,
C_RCV_HDR_OVF_152,
C_RCV_HDR_OVF_153,
C_RCV_HDR_OVF_154,
C_RCV_HDR_OVF_155,
C_RCV_HDR_OVF_156,
C_RCV_HDR_OVF_157,
C_RCV_HDR_OVF_158,
C_RCV_HDR_OVF_159,
PORT_CNTR_LAST /* Must be kept last */
};
u64 get_all_cpu_total(u64 __percpu *cntr);
void hfi1_start_cleanup(struct hfi1_devdata *dd);
void hfi1_clear_tids(struct hfi1_ctxtdata *rcd);
void hfi1_init_ctxt(struct send_context *sc);
void hfi1_put_tid(struct hfi1_devdata *dd, u32 index,
u32 type, unsigned long pa, u16 order);
void hfi1_quiet_serdes(struct hfi1_pportdata *ppd);
void hfi1_rcvctrl(struct hfi1_devdata *dd, unsigned int op,
struct hfi1_ctxtdata *rcd);
u32 hfi1_read_cntrs(struct hfi1_devdata *dd, char **namep, u64 **cntrp);
u32 hfi1_read_portcntrs(struct hfi1_pportdata *ppd, char **namep, u64 **cntrp);
int hfi1_get_ib_cfg(struct hfi1_pportdata *ppd, int which);
int hfi1_set_ib_cfg(struct hfi1_pportdata *ppd, int which, u32 val);
int hfi1_set_ctxt_jkey(struct hfi1_devdata *dd, struct hfi1_ctxtdata *rcd,
u16 jkey);
int hfi1_clear_ctxt_jkey(struct hfi1_devdata *dd, struct hfi1_ctxtdata *ctxt);
int hfi1_set_ctxt_pkey(struct hfi1_devdata *dd, struct hfi1_ctxtdata *ctxt,
u16 pkey);
int hfi1_clear_ctxt_pkey(struct hfi1_devdata *dd, struct hfi1_ctxtdata *ctxt);
void hfi1_read_link_quality(struct hfi1_devdata *dd, u8 *link_quality);
void hfi1_init_vnic_rsm(struct hfi1_devdata *dd);
void hfi1_deinit_vnic_rsm(struct hfi1_devdata *dd);
irqreturn_t general_interrupt(int irq, void *data);
irqreturn_t sdma_interrupt(int irq, void *data);
irqreturn_t receive_context_interrupt(int irq, void *data);
irqreturn_t receive_context_thread(int irq, void *data);
int set_intr_bits(struct hfi1_devdata *dd, u16 first, u16 last, bool set);
void init_qsfp_int(struct hfi1_devdata *dd);
void clear_all_interrupts(struct hfi1_devdata *dd);
void remap_intr(struct hfi1_devdata *dd, int isrc, int msix_intr);
void remap_sdma_interrupts(struct hfi1_devdata *dd, int engine, int msix_intr);
void reset_interrupts(struct hfi1_devdata *dd);
/*
* Interrupt source table.
*
* Each entry is an interrupt source "type". It is ordered by increasing
* number.
*/
struct is_table {
int start; /* interrupt source type start */
int end; /* interrupt source type end */
/* routine that returns the name of the interrupt source */
char *(*is_name)(char *name, size_t size, unsigned int source);
/* routine to call when receiving an interrupt */
void (*is_int)(struct hfi1_devdata *dd, unsigned int source);
};
#endif /* _CHIP_H */
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