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|
/*******************************************************************
* This file is part of the Emulex Linux Device Driver for *
* Fibre Channel Host Bus Adapters. *
* Copyright (C) 2017-2018 Broadcom. All Rights Reserved. The term *
* “Broadcom” refers to Broadcom Inc. and/or its subsidiaries. *
* Copyright (C) 2007-2011 Emulex. All rights reserved. *
* EMULEX and SLI are trademarks of Emulex. *
* www.broadcom.com *
* *
* 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. *
* ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND *
* WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, *
* FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE *
* DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
* TO BE LEGALLY INVALID. See the GNU General Public License for *
* more details, a copy of which can be found in the file COPYING *
* included with this package. *
*******************************************************************/
#ifndef _H_LPFC_DEBUG_FS
#define _H_LPFC_DEBUG_FS
#ifdef CONFIG_SCSI_LPFC_DEBUG_FS
/* size of output line, for discovery_trace and slow_ring_trace */
#define LPFC_DEBUG_TRC_ENTRY_SIZE 100
/* nodelist output buffer size */
#define LPFC_NODELIST_SIZE 8192
#define LPFC_NODELIST_ENTRY_SIZE 120
/* dumpHBASlim output buffer size */
#define LPFC_DUMPHBASLIM_SIZE 4096
/* dumpHostSlim output buffer size */
#define LPFC_DUMPHOSTSLIM_SIZE 4096
/* dumpSLIqinfo output buffer size */
#define LPFC_DUMPSLIQINFO_SIZE 4096
/* hbqinfo output buffer size */
#define LPFC_HBQINFO_SIZE 8192
/* nvmestat output buffer size */
#define LPFC_NVMESTAT_SIZE 8192
#define LPFC_NVMEKTIME_SIZE 8192
#define LPFC_CPUCHECK_SIZE 8192
#define LPFC_NVMEIO_TRC_SIZE 8192
#define LPFC_DEBUG_OUT_LINE_SZ 80
/*
* For SLI4 iDiag debugfs diagnostics tool
*/
/* pciConf */
#define LPFC_PCI_CFG_BROWSE 0xffff
#define LPFC_PCI_CFG_RD_CMD_ARG 2
#define LPFC_PCI_CFG_WR_CMD_ARG 3
#define LPFC_PCI_CFG_SIZE 4096
#define LPFC_PCI_CFG_RD_SIZE (LPFC_PCI_CFG_SIZE/4)
#define IDIAG_PCICFG_WHERE_INDX 0
#define IDIAG_PCICFG_COUNT_INDX 1
#define IDIAG_PCICFG_VALUE_INDX 2
/* barAcc */
#define LPFC_PCI_BAR_BROWSE 0xffff
#define LPFC_PCI_BAR_RD_CMD_ARG 3
#define LPFC_PCI_BAR_WR_CMD_ARG 3
#define LPFC_PCI_IF0_BAR0_SIZE (1024 * 16)
#define LPFC_PCI_IF0_BAR1_SIZE (1024 * 128)
#define LPFC_PCI_IF0_BAR2_SIZE (1024 * 128)
#define LPFC_PCI_IF2_BAR0_SIZE (1024 * 32)
#define LPFC_PCI_BAR_RD_BUF_SIZE 4096
#define LPFC_PCI_BAR_RD_SIZE (LPFC_PCI_BAR_RD_BUF_SIZE/4)
#define LPFC_PCI_IF0_BAR0_RD_SIZE (LPFC_PCI_IF0_BAR0_SIZE/4)
#define LPFC_PCI_IF0_BAR1_RD_SIZE (LPFC_PCI_IF0_BAR1_SIZE/4)
#define LPFC_PCI_IF0_BAR2_RD_SIZE (LPFC_PCI_IF0_BAR2_SIZE/4)
#define LPFC_PCI_IF2_BAR0_RD_SIZE (LPFC_PCI_IF2_BAR0_SIZE/4)
#define IDIAG_BARACC_BAR_NUM_INDX 0
#define IDIAG_BARACC_OFF_SET_INDX 1
#define IDIAG_BARACC_ACC_MOD_INDX 2
#define IDIAG_BARACC_REG_VAL_INDX 2
#define IDIAG_BARACC_BAR_SZE_INDX 3
#define IDIAG_BARACC_BAR_0 0
#define IDIAG_BARACC_BAR_1 1
#define IDIAG_BARACC_BAR_2 2
#define SINGLE_WORD 1
/* queue info */
#define LPFC_QUE_INFO_GET_BUF_SIZE 4096
/* queue acc */
#define LPFC_QUE_ACC_BROWSE 0xffff
#define LPFC_QUE_ACC_RD_CMD_ARG 4
#define LPFC_QUE_ACC_WR_CMD_ARG 6
#define LPFC_QUE_ACC_BUF_SIZE 4096
#define LPFC_QUE_ACC_SIZE (LPFC_QUE_ACC_BUF_SIZE/2)
#define LPFC_IDIAG_EQ 1
#define LPFC_IDIAG_CQ 2
#define LPFC_IDIAG_MQ 3
#define LPFC_IDIAG_WQ 4
#define LPFC_IDIAG_RQ 5
#define IDIAG_QUEACC_QUETP_INDX 0
#define IDIAG_QUEACC_QUEID_INDX 1
#define IDIAG_QUEACC_INDEX_INDX 2
#define IDIAG_QUEACC_COUNT_INDX 3
#define IDIAG_QUEACC_OFFST_INDX 4
#define IDIAG_QUEACC_VALUE_INDX 5
/* doorbell register acc */
#define LPFC_DRB_ACC_ALL 0xffff
#define LPFC_DRB_ACC_RD_CMD_ARG 1
#define LPFC_DRB_ACC_WR_CMD_ARG 2
#define LPFC_DRB_ACC_BUF_SIZE 256
#define LPFC_DRB_EQ 1
#define LPFC_DRB_CQ 2
#define LPFC_DRB_MQ 3
#define LPFC_DRB_WQ 4
#define LPFC_DRB_RQ 5
#define LPFC_DRB_MAX 5
#define IDIAG_DRBACC_REGID_INDX 0
#define IDIAG_DRBACC_VALUE_INDX 1
/* control register acc */
#define LPFC_CTL_ACC_ALL 0xffff
#define LPFC_CTL_ACC_RD_CMD_ARG 1
#define LPFC_CTL_ACC_WR_CMD_ARG 2
#define LPFC_CTL_ACC_BUF_SIZE 256
#define LPFC_CTL_PORT_SEM 1
#define LPFC_CTL_PORT_STA 2
#define LPFC_CTL_PORT_CTL 3
#define LPFC_CTL_PORT_ER1 4
#define LPFC_CTL_PORT_ER2 5
#define LPFC_CTL_PDEV_CTL 6
#define LPFC_CTL_MAX 6
#define IDIAG_CTLACC_REGID_INDX 0
#define IDIAG_CTLACC_VALUE_INDX 1
/* mailbox access */
#define LPFC_MBX_DMP_ARG 4
#define LPFC_MBX_ACC_BUF_SIZE 512
#define LPFC_MBX_ACC_LBUF_SZ 128
#define LPFC_MBX_DMP_MBX_WORD 0x00000001
#define LPFC_MBX_DMP_MBX_BYTE 0x00000002
#define LPFC_MBX_DMP_MBX_ALL (LPFC_MBX_DMP_MBX_WORD | LPFC_MBX_DMP_MBX_BYTE)
#define LPFC_BSG_DMP_MBX_RD_MBX 0x00000001
#define LPFC_BSG_DMP_MBX_RD_BUF 0x00000002
#define LPFC_BSG_DMP_MBX_WR_MBX 0x00000004
#define LPFC_BSG_DMP_MBX_WR_BUF 0x00000008
#define LPFC_BSG_DMP_MBX_ALL (LPFC_BSG_DMP_MBX_RD_MBX | \
LPFC_BSG_DMP_MBX_RD_BUF | \
LPFC_BSG_DMP_MBX_WR_MBX | \
LPFC_BSG_DMP_MBX_WR_BUF)
#define LPFC_MBX_DMP_ALL 0xffff
#define LPFC_MBX_ALL_CMD 0xff
#define IDIAG_MBXACC_MBCMD_INDX 0
#define IDIAG_MBXACC_DPMAP_INDX 1
#define IDIAG_MBXACC_DPCNT_INDX 2
#define IDIAG_MBXACC_WDCNT_INDX 3
/* extents access */
#define LPFC_EXT_ACC_CMD_ARG 1
#define LPFC_EXT_ACC_BUF_SIZE 4096
#define LPFC_EXT_ACC_AVAIL 0x1
#define LPFC_EXT_ACC_ALLOC 0x2
#define LPFC_EXT_ACC_DRIVR 0x4
#define LPFC_EXT_ACC_ALL (LPFC_EXT_ACC_DRIVR | \
LPFC_EXT_ACC_AVAIL | \
LPFC_EXT_ACC_ALLOC)
#define IDIAG_EXTACC_EXMAP_INDX 0
#define SIZE_U8 sizeof(uint8_t)
#define SIZE_U16 sizeof(uint16_t)
#define SIZE_U32 sizeof(uint32_t)
#define lpfc_nvmeio_data(phba, fmt, arg...) \
{ \
if (phba->nvmeio_trc_on) \
lpfc_debugfs_nvme_trc(phba, fmt, ##arg); \
}
struct lpfc_debug {
char *i_private;
char op;
#define LPFC_IDIAG_OP_RD 1
#define LPFC_IDIAG_OP_WR 2
char *buffer;
int len;
};
struct lpfc_debugfs_trc {
char *fmt;
uint32_t data1;
uint32_t data2;
uint32_t data3;
uint32_t seq_cnt;
unsigned long jif;
};
struct lpfc_debugfs_nvmeio_trc {
char *fmt;
uint16_t data1;
uint16_t data2;
uint32_t data3;
};
struct lpfc_idiag_offset {
uint32_t last_rd;
};
#define LPFC_IDIAG_CMD_DATA_SIZE 8
struct lpfc_idiag_cmd {
uint32_t opcode;
#define LPFC_IDIAG_CMD_PCICFG_RD 0x00000001
#define LPFC_IDIAG_CMD_PCICFG_WR 0x00000002
#define LPFC_IDIAG_CMD_PCICFG_ST 0x00000003
#define LPFC_IDIAG_CMD_PCICFG_CL 0x00000004
#define LPFC_IDIAG_CMD_BARACC_RD 0x00000008
#define LPFC_IDIAG_CMD_BARACC_WR 0x00000009
#define LPFC_IDIAG_CMD_BARACC_ST 0x0000000a
#define LPFC_IDIAG_CMD_BARACC_CL 0x0000000b
#define LPFC_IDIAG_CMD_QUEACC_RD 0x00000011
#define LPFC_IDIAG_CMD_QUEACC_WR 0x00000012
#define LPFC_IDIAG_CMD_QUEACC_ST 0x00000013
#define LPFC_IDIAG_CMD_QUEACC_CL 0x00000014
#define LPFC_IDIAG_CMD_DRBACC_RD 0x00000021
#define LPFC_IDIAG_CMD_DRBACC_WR 0x00000022
#define LPFC_IDIAG_CMD_DRBACC_ST 0x00000023
#define LPFC_IDIAG_CMD_DRBACC_CL 0x00000024
#define LPFC_IDIAG_CMD_CTLACC_RD 0x00000031
#define LPFC_IDIAG_CMD_CTLACC_WR 0x00000032
#define LPFC_IDIAG_CMD_CTLACC_ST 0x00000033
#define LPFC_IDIAG_CMD_CTLACC_CL 0x00000034
#define LPFC_IDIAG_CMD_MBXACC_DP 0x00000041
#define LPFC_IDIAG_BSG_MBXACC_DP 0x00000042
#define LPFC_IDIAG_CMD_EXTACC_RD 0x00000051
uint32_t data[LPFC_IDIAG_CMD_DATA_SIZE];
};
struct lpfc_idiag {
uint32_t active;
struct lpfc_idiag_cmd cmd;
struct lpfc_idiag_offset offset;
void *ptr_private;
};
#else
#define lpfc_nvmeio_data(phba, fmt, arg...) \
no_printk(fmt, ##arg)
#endif
enum {
DUMP_FCP,
DUMP_NVME,
DUMP_MBX,
DUMP_ELS,
DUMP_NVMELS,
};
/* Mask for discovery_trace */
#define LPFC_DISC_TRC_ELS_CMD 0x1 /* Trace ELS commands */
#define LPFC_DISC_TRC_ELS_RSP 0x2 /* Trace ELS response */
#define LPFC_DISC_TRC_ELS_UNSOL 0x4 /* Trace ELS rcv'ed */
#define LPFC_DISC_TRC_ELS_ALL 0x7 /* Trace ELS */
#define LPFC_DISC_TRC_MBOX_VPORT 0x8 /* Trace vport MBOXs */
#define LPFC_DISC_TRC_MBOX 0x10 /* Trace other MBOXs */
#define LPFC_DISC_TRC_MBOX_ALL 0x18 /* Trace all MBOXs */
#define LPFC_DISC_TRC_CT 0x20 /* Trace disc CT requests */
#define LPFC_DISC_TRC_DSM 0x40 /* Trace DSM events */
#define LPFC_DISC_TRC_RPORT 0x80 /* Trace rport events */
#define LPFC_DISC_TRC_NODE 0x100 /* Trace ndlp state changes */
#define LPFC_DISC_TRC_DISCOVERY 0xef /* common mask for general
* discovery */
#endif /* H_LPFC_DEBUG_FS */
/*
* Driver debug utility routines outside of debugfs. The debug utility
* routines implemented here is intended to be used in the instrumented
* debug driver for debugging host or port issues.
*/
/**
* lpfc_debug_dump_qe - dump an specific entry from a queue
* @q: Pointer to the queue descriptor.
* @idx: Index to the entry on the queue.
*
* This function dumps an entry indexed by @idx from a queue specified by the
* queue descriptor @q.
**/
static inline void
lpfc_debug_dump_qe(struct lpfc_queue *q, uint32_t idx)
{
char line_buf[LPFC_LBUF_SZ];
int i, esize, qe_word_cnt, len;
uint32_t *pword;
/* sanity checks */
if (!q)
return;
if (idx >= q->entry_count)
return;
esize = q->entry_size;
qe_word_cnt = esize / sizeof(uint32_t);
pword = q->qe[idx].address;
len = 0;
len += snprintf(line_buf+len, LPFC_LBUF_SZ-len, "QE[%04d]: ", idx);
if (qe_word_cnt > 8)
printk(KERN_ERR "%s\n", line_buf);
for (i = 0; i < qe_word_cnt; i++) {
if (!(i % 8)) {
if (i != 0)
printk(KERN_ERR "%s\n", line_buf);
if (qe_word_cnt > 8) {
len = 0;
memset(line_buf, 0, LPFC_LBUF_SZ);
len += snprintf(line_buf+len, LPFC_LBUF_SZ-len,
"%03d: ", i);
}
}
len += snprintf(line_buf+len, LPFC_LBUF_SZ-len, "%08x ",
((uint32_t)*pword) & 0xffffffff);
pword++;
}
if (qe_word_cnt <= 8 || (i - 1) % 8)
printk(KERN_ERR "%s\n", line_buf);
}
/**
* lpfc_debug_dump_q - dump all entries from an specific queue
* @q: Pointer to the queue descriptor.
*
* This function dumps all entries from a queue specified by the queue
* descriptor @q.
**/
static inline void
lpfc_debug_dump_q(struct lpfc_queue *q)
{
int idx, entry_count;
/* sanity check */
if (!q)
return;
dev_printk(KERN_ERR, &(((q->phba))->pcidev)->dev,
"%d: [qid:%d, type:%d, subtype:%d, "
"qe_size:%d, qe_count:%d, "
"host_index:%d, port_index:%d]\n",
(q->phba)->brd_no,
q->queue_id, q->type, q->subtype,
q->entry_size, q->entry_count,
q->host_index, q->hba_index);
entry_count = q->entry_count;
for (idx = 0; idx < entry_count; idx++)
lpfc_debug_dump_qe(q, idx);
printk(KERN_ERR "\n");
}
/**
* lpfc_debug_dump_
|