summaryrefslogtreecommitdiff
path: root/drivers/scsi/bfa/bfa_plog.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/scsi/bfa/bfa_plog.h')
-rw-r--r--drivers/scsi/bfa/bfa_plog.h159
1 files changed, 159 insertions, 0 deletions
diff --git a/drivers/scsi/bfa/bfa_plog.h b/drivers/scsi/bfa/bfa_plog.h
new file mode 100644
index 000000000000..501f0ed35cf0
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_plog.h
@@ -0,0 +1,159 @@
+/*
+ * Copyright (c) 2005-2010 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 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.
+ */
+#ifndef __BFA_PORTLOG_H__
+#define __BFA_PORTLOG_H__
+
+#include "bfa_fc.h"
+#include "bfa_defs.h"
+
+#define BFA_PL_NLOG_ENTS 256
+#define BFA_PL_LOG_REC_INCR(_x) ((_x)++, (_x) %= BFA_PL_NLOG_ENTS)
+
+#define BFA_PL_STRING_LOG_SZ 32 /* number of chars in string log */
+#define BFA_PL_INT_LOG_SZ 8 /* number of integers in the integer log */
+
+enum bfa_plog_log_type {
+ BFA_PL_LOG_TYPE_INVALID = 0,
+ BFA_PL_LOG_TYPE_INT = 1,
+ BFA_PL_LOG_TYPE_STRING = 2,
+};
+
+/*
+ * the (fixed size) record format for each entry in the portlog
+ */
+struct bfa_plog_rec_s {
+ u64 tv; /* timestamp */
+ u8 port; /* Source port that logged this entry */
+ u8 mid; /* module id */
+ u8 eid; /* indicates Rx, Tx, IOCTL, etc. bfa_plog_eid */
+ u8 log_type; /* string/integer log, bfa_plog_log_type_t */
+ u8 log_num_ints;
+ /*
+ * interpreted only if log_type is INT_LOG. indicates number of
+ * integers in the int_log[] (0-PL_INT_LOG_SZ).
+ */
+ u8 rsvd;
+ u16 misc; /* can be used to indicate fc frame length */
+ union {
+ char string_log[BFA_PL_STRING_LOG_SZ];
+ u32 int_log[BFA_PL_INT_LOG_SZ];
+ } log_entry;
+
+};
+
+/*
+ * the following #defines will be used by the logging entities to indicate
+ * their module id. BFAL will convert the integer value to string format
+ *
+* process to be used while changing the following #defines:
+ * - Always add new entries at the end
+ * - define corresponding string in BFAL
+ * - Do not remove any entry or rearrange the order.
+ */
+enum bfa_plog_mid {
+ BFA_PL_MID_INVALID = 0,
+ BFA_PL_MID_DEBUG = 1,
+ BFA_PL_MID_DRVR = 2,
+ BFA_PL_MID_HAL = 3,
+ BFA_PL_MID_HAL_FCXP = 4,
+ BFA_PL_MID_HAL_UF = 5,
+ BFA_PL_MID_FCS = 6,
+ BFA_PL_MID_LPS = 7,
+ BFA_PL_MID_MAX = 8
+};
+
+#define BFA_PL_MID_STRLEN 8
+struct bfa_plog_mid_strings_s {
+ char m_str[BFA_PL_MID_STRLEN];
+};
+
+/*
+ * the following #defines will be used by the logging entities to indicate
+ * their event type. BFAL will convert the integer value to string format
+ *
+* process to be used while changing the following #defines:
+ * - Always add new entries at the end
+ * - define corresponding string in BFAL
+ * - Do not remove any entry or rearrange the order.
+ */
+enum bfa_plog_eid {
+ BFA_PL_EID_INVALID = 0,
+ BFA_PL_EID_IOC_DISABLE = 1,
+ BFA_PL_EID_IOC_ENABLE = 2,
+ BFA_PL_EID_PORT_DISABLE = 3,
+ BFA_PL_EID_PORT_ENABLE = 4,
+ BFA_PL_EID_PORT_ST_CHANGE = 5,
+ BFA_PL_EID_TX = 6,
+ BFA_PL_EID_TX_ACK1 = 7,
+ BFA_PL_EID_TX_RJT = 8,
+ BFA_PL_EID_TX_BSY = 9,
+ BFA_PL_EID_RX = 10,
+ BFA_PL_EID_RX_ACK1 = 11,
+ BFA_PL_EID_RX_RJT = 12,
+ BFA_PL_EID_RX_BSY = 13,
+ BFA_PL_EID_CT_IN = 14,
+ BFA_PL_EID_CT_OUT = 15,
+ BFA_PL_EID_DRIVER_START = 16,
+ BFA_PL_EID_RSCN = 17,
+ BFA_PL_EID_DEBUG = 18,
+ BFA_PL_EID_MISC = 19,
+ BFA_PL_EID_FIP_FCF_DISC = 20,
+ BFA_PL_EID_FIP_FCF_CVL = 21,
+ BFA_PL_EID_LOGIN = 22,
+ BFA_PL_EID_LOGO = 23,
+ BFA_PL_EID_TRUNK_SCN = 24,
+ BFA_PL_EID_MAX
+};
+
+#define BFA_PL_ENAME_STRLEN 8
+struct bfa_plog_eid_strings_s {
+ char e_str[BFA_PL_ENAME_STRLEN];
+};
+
+#define BFA_PL_SIG_LEN 8
+#define BFA_PL_SIG_STR "12pl123"
+
+/*
+ * per port circular log buffer
+ */
+struct bfa_plog_s {
+ char plog_sig[BFA_PL_SIG_LEN]; /* Start signature */
+ u8 plog_enabled;
+ u8 rsvd[7];
+ u32 ticks;
+ u16 head;
+ u16 tail;
+ struct bfa_plog_rec_s plog_recs[BFA_PL_NLOG_ENTS];
+};
+
+void bfa_plog_init(struct bfa_plog_s *plog);
+void bfa_plog_str(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
+ enum bfa_plog_eid event, u16 misc, char *log_str);
+void bfa_plog_intarr(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
+ enum bfa_plog_eid event, u16 misc,
+ u32 *intarr, u32 num_ints);
+void bfa_plog_fchdr(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
+ enum bfa_plog_eid event, u16 misc, struct fchs_s *fchdr);
+void bfa_plog_fchdr_and_pl(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
+ enum bfa_plog_eid event, u16 misc,
+ struct fchs_s *fchdr, u32 pld_w0);
+void bfa_plog_clear(struct bfa_plog_s *plog);
+void bfa_plog_enable(struct bfa_plog_s *plog);
+void bfa_plog_disable(struct bfa_plog_s *plog);
+bfa_boolean_t bfa_plog_get_setting(struct bfa_plog_s *plog);
+
+#endif /* __BFA_PORTLOG_H__ */