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[SCSI] lpfc 8.3.21: Debugfs additions

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- Add the driver debugfs framework for supporting debugfs read and write
  operations, and iDiag command structure.
- Add read and write to SLI4 device PCI config space registers.
- Add the driver support of debugfs PCI config space register bits set/clear
  methods to the provided bitmask.
- Add iDiag driver support for SLI4 device queue diagnostic.

Signed-off-by: Alex Iannicelli <alex.iannicelli@emulex.com>
Signed-off-by: James Smart <james.smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
James Smart
2011-02-16 12:40:06 -05:00
committed by James Bottomley
parent ab56dc2e1d
commit 2a622bfbe1
5 changed files with 972 additions and 55 deletions
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60
drivers/scsi/lpfc/lpfc_debugfs.h
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@@ -1,7 +1,7 @@
/*******************************************************************
* This file is part of the Emulex Linux Device Driver for *
* Fibre Channel Host Bus Adapters. *
* Copyright (C) 2007 Emulex. All rights reserved. *
* Copyright (C) 2007-2011 Emulex. All rights reserved. *
* EMULEX and SLI are trademarks of Emulex. *
* www.emulex.com *
* *
@@ -22,6 +22,44 @@
#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
/* hbqinfo output buffer size */
#define LPFC_HBQINFO_SIZE 8192
/* rdPciConf output buffer size */
#define LPFC_PCI_CFG_SIZE 4096
#define LPFC_PCI_CFG_RD_BUF_SIZE (LPFC_PCI_CFG_SIZE/2)
#define LPFC_PCI_CFG_RD_SIZE (LPFC_PCI_CFG_SIZE/4)
/* queue info output buffer size */
#define LPFC_QUE_INFO_GET_BUF_SIZE 2048
#define SIZE_U8 sizeof(uint8_t)
#define SIZE_U16 sizeof(uint16_t)
#define SIZE_U32 sizeof(uint32_t)
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;
@@ -30,6 +68,26 @@ struct lpfc_debugfs_trc {
uint32_t seq_cnt;
unsigned long jif;
};
struct lpfc_idiag_offset {
uint32_t last_rd;
};
#define LPFC_IDIAG_CMD_DATA_SIZE 4
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
uint32_t data[LPFC_IDIAG_CMD_DATA_SIZE];
};
struct lpfc_idiag {
uint32_t active;
struct lpfc_idiag_cmd cmd;
struct lpfc_idiag_offset offset;
};
#endif
/* Mask for discovery_trace */