--- /dev/null
+/*
+ * libata-trace.c - trace functions for libata
+ *
+ * Copyright 2015 Hannes Reinecke
+ * Copyright 2015 SUSE Linux GmbH
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; see the file COPYING. If not, write to
+ * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/kernel.h>
+#include <linux/trace_seq.h>
+#include <trace/events/libata.h>
+
+const char *
+libata_trace_parse_status(struct trace_seq *p, unsigned char status)
+{
+ const char *ret = trace_seq_buffer_ptr(p);
+
+ trace_seq_printf(p, "{ ");
+ if (status & ATA_BUSY)
+ trace_seq_printf(p, "BUSY ");
+ if (status & ATA_DRDY)
+ trace_seq_printf(p, "DRDY ");
+ if (status & ATA_DF)
+ trace_seq_printf(p, "DF ");
+ if (status & ATA_DSC)
+ trace_seq_printf(p, "DSC ");
+ if (status & ATA_DRQ)
+ trace_seq_printf(p, "DRQ ");
+ if (status & ATA_CORR)
+ trace_seq_printf(p, "CORR ");
+ if (status & ATA_SENSE)
+ trace_seq_printf(p, "SENSE ");
+ if (status & ATA_ERR)
+ trace_seq_printf(p, "ERR ");
+ trace_seq_putc(p, '}');
+ trace_seq_putc(p, 0);
+
+ return ret;
+}
+
+const char *
+libata_trace_parse_eh_action(struct trace_seq *p, unsigned int eh_action)
+{
+ const char *ret = trace_seq_buffer_ptr(p);
+
+ trace_seq_printf(p, "%x", eh_action);
+ if (eh_action) {
+ trace_seq_printf(p, "{ ");
+ if (eh_action & ATA_EH_REVALIDATE)
+ trace_seq_printf(p, "REVALIDATE ");
+ if (eh_action & (ATA_EH_SOFTRESET | ATA_EH_HARDRESET))
+ trace_seq_printf(p, "RESET ");
+ else if (eh_action & ATA_EH_SOFTRESET)
+ trace_seq_printf(p, "SOFTRESET ");
+ else if (eh_action & ATA_EH_HARDRESET)
+ trace_seq_printf(p, "HARDRESET ");
+ if (eh_action & ATA_EH_ENABLE_LINK)
+ trace_seq_printf(p, "ENABLE_LINK ");
+ if (eh_action & ATA_EH_PARK)
+ trace_seq_printf(p, "PARK ");
+ trace_seq_putc(p, '}');
+ }
+ trace_seq_putc(p, 0);
+
+ return ret;
+}
+
+const char *
+libata_trace_parse_eh_err_mask(struct trace_seq *p, unsigned int eh_err_mask)
+{
+ const char *ret = trace_seq_buffer_ptr(p);
+
+ trace_seq_printf(p, "%x", eh_err_mask);
+ if (eh_err_mask) {
+ trace_seq_printf(p, "{ ");
+ if (eh_err_mask & AC_ERR_DEV)
+ trace_seq_printf(p, "DEV ");
+ if (eh_err_mask & AC_ERR_HSM)
+ trace_seq_printf(p, "HSM ");
+ if (eh_err_mask & AC_ERR_TIMEOUT)
+ trace_seq_printf(p, "TIMEOUT ");
+ if (eh_err_mask & AC_ERR_MEDIA)
+ trace_seq_printf(p, "MEDIA ");
+ if (eh_err_mask & AC_ERR_ATA_BUS)
+ trace_seq_printf(p, "ATA_BUS ");
+ if (eh_err_mask & AC_ERR_HOST_BUS)
+ trace_seq_printf(p, "HOST_BUS ");
+ if (eh_err_mask & AC_ERR_SYSTEM)
+ trace_seq_printf(p, "SYSTEM ");
+ if (eh_err_mask & AC_ERR_INVALID)
+ trace_seq_printf(p, "INVALID ");
+ if (eh_err_mask & AC_ERR_OTHER)
+ trace_seq_printf(p, "OTHER ");
+ if (eh_err_mask & AC_ERR_NODEV_HINT)
+ trace_seq_printf(p, "NODEV_HINT ");
+ if (eh_err_mask & AC_ERR_NCQ)
+ trace_seq_printf(p, "NCQ ");
+ trace_seq_putc(p, '}');
+ }
+ trace_seq_putc(p, 0);
+
+ return ret;
+}
+
+const char *
+libata_trace_parse_qc_flags(struct trace_seq *p, unsigned int qc_flags)
+{
+ const char *ret = trace_seq_buffer_ptr(p);
+
+ trace_seq_printf(p, "%x", qc_flags);
+ if (qc_flags) {
+ trace_seq_printf(p, "{ ");
+ if (qc_flags & ATA_QCFLAG_ACTIVE)
+ trace_seq_printf(p, "ACTIVE ");
+ if (qc_flags & ATA_QCFLAG_DMAMAP)
+ trace_seq_printf(p, "DMAMAP ");
+ if (qc_flags & ATA_QCFLAG_IO)
+ trace_seq_printf(p, "IO ");
+ if (qc_flags & ATA_QCFLAG_RESULT_TF)
+ trace_seq_printf(p, "RESULT_TF ");
+ if (qc_flags & ATA_QCFLAG_CLEAR_EXCL)
+ trace_seq_printf(p, "CLEAR_EXCL ");
+ if (qc_flags & ATA_QCFLAG_QUIET)
+ trace_seq_printf(p, "QUIET ");
+ if (qc_flags & ATA_QCFLAG_RETRY)
+ trace_seq_printf(p, "RETRY ");
+ if (qc_flags & ATA_QCFLAG_FAILED)
+ trace_seq_printf(p, "FAILED ");
+ if (qc_flags & ATA_QCFLAG_SENSE_VALID)
+ trace_seq_printf(p, "SENSE_VALID ");
+ if (qc_flags & ATA_QCFLAG_EH_SCHEDULED)
+ trace_seq_printf(p, "EH_SCHEDULED ");
+ trace_seq_putc(p, '}');
+ }
+ trace_seq_putc(p, 0);
+
+ return ret;
+}
--- /dev/null
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM libata
+
+#if !defined(_TRACE_LIBATA_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_LIBATA_H
+
+#include <linux/ata.h>
+#include <linux/libata.h>
+#include <linux/tracepoint.h>
+#include <linux/trace_seq.h>
+
+#define ata_opcode_name(opcode) { opcode, #opcode }
+#define show_opcode_name(val) \
+ __print_symbolic(val, \
+ ata_opcode_name(ATA_CMD_DEV_RESET), \
+ ata_opcode_name(ATA_CMD_CHK_POWER), \
+ ata_opcode_name(ATA_CMD_STANDBY), \
+ ata_opcode_name(ATA_CMD_IDLE), \
+ ata_opcode_name(ATA_CMD_EDD), \
+ ata_opcode_name(ATA_CMD_DOWNLOAD_MICRO), \
+ ata_opcode_name(ATA_CMD_DOWNLOAD_MICRO_DMA), \
+ ata_opcode_name(ATA_CMD_NOP), \
+ ata_opcode_name(ATA_CMD_FLUSH), \
+ ata_opcode_name(ATA_CMD_FLUSH_EXT), \
+ ata_opcode_name(ATA_CMD_ID_ATA), \
+ ata_opcode_name(ATA_CMD_ID_ATAPI), \
+ ata_opcode_name(ATA_CMD_SERVICE), \
+ ata_opcode_name(ATA_CMD_READ), \
+ ata_opcode_name(ATA_CMD_READ_EXT), \
+ ata_opcode_name(ATA_CMD_READ_QUEUED), \
+ ata_opcode_name(ATA_CMD_READ_STREAM_EXT), \
+ ata_opcode_name(ATA_CMD_READ_STREAM_DMA_EXT), \
+ ata_opcode_name(ATA_CMD_WRITE), \
+ ata_opcode_name(ATA_CMD_WRITE_EXT), \
+ ata_opcode_name(ATA_CMD_WRITE_QUEUED), \
+ ata_opcode_name(ATA_CMD_WRITE_STREAM_EXT), \
+ ata_opcode_name(ATA_CMD_WRITE_STREAM_DMA_EXT), \
+ ata_opcode_name(ATA_CMD_WRITE_FUA_EXT), \
+ ata_opcode_name(ATA_CMD_WRITE_QUEUED_FUA_EXT), \
+ ata_opcode_name(ATA_CMD_FPDMA_READ), \
+ ata_opcode_name(ATA_CMD_FPDMA_WRITE), \
+ ata_opcode_name(ATA_CMD_FPDMA_SEND), \
+ ata_opcode_name(ATA_CMD_FPDMA_RECV), \
+ ata_opcode_name(ATA_CMD_PIO_READ), \
+ ata_opcode_name(ATA_CMD_PIO_READ_EXT), \
+ ata_opcode_name(ATA_CMD_PIO_WRITE), \
+ ata_opcode_name(ATA_CMD_PIO_WRITE_EXT), \
+ ata_opcode_name(ATA_CMD_READ_MULTI), \
+ ata_opcode_name(ATA_CMD_READ_MULTI_EXT), \
+ ata_opcode_name(ATA_CMD_WRITE_MULTI), \
+ ata_opcode_name(ATA_CMD_WRITE_MULTI_EXT), \
+ ata_opcode_name(ATA_CMD_WRITE_MULTI_FUA_EXT), \
+ ata_opcode_name(ATA_CMD_SET_FEATURES), \
+ ata_opcode_name(ATA_CMD_SET_MULTI), \
+ ata_opcode_name(ATA_CMD_PACKET), \
+ ata_opcode_name(ATA_CMD_VERIFY), \
+ ata_opcode_name(ATA_CMD_VERIFY_EXT), \
+ ata_opcode_name(ATA_CMD_WRITE_UNCORR_EXT), \
+ ata_opcode_name(ATA_CMD_STANDBYNOW1), \
+ ata_opcode_name(ATA_CMD_IDLEIMMEDIATE), \
+ ata_opcode_name(ATA_CMD_SLEEP), \
+ ata_opcode_name(ATA_CMD_INIT_DEV_PARAMS), \
+ ata_opcode_name(ATA_CMD_READ_NATIVE_MAX), \
+ ata_opcode_name(ATA_CMD_READ_NATIVE_MAX_EXT), \
+ ata_opcode_name(ATA_CMD_SET_MAX), \
+ ata_opcode_name(ATA_CMD_SET_MAX_EXT), \
+ ata_opcode_name(ATA_CMD_READ_LOG_EXT), \
+ ata_opcode_name(ATA_CMD_WRITE_LOG_EXT), \
+ ata_opcode_name(ATA_CMD_READ_LOG_DMA_EXT), \
+ ata_opcode_name(ATA_CMD_WRITE_LOG_DMA_EXT), \
+ ata_opcode_name(ATA_CMD_TRUSTED_NONDATA), \
+ ata_opcode_name(ATA_CMD_TRUSTED_RCV), \
+ ata_opcode_name(ATA_CMD_TRUSTED_RCV_DMA), \
+ ata_opcode_name(ATA_CMD_TRUSTED_SND), \
+ ata_opcode_name(ATA_CMD_TRUSTED_SND_DMA), \
+ ata_opcode_name(ATA_CMD_PMP_READ), \
+ ata_opcode_name(ATA_CMD_PMP_READ_DMA), \
+ ata_opcode_name(ATA_CMD_PMP_WRITE), \
+ ata_opcode_name(ATA_CMD_PMP_WRITE_DMA), \
+ ata_opcode_name(ATA_CMD_CONF_OVERLAY), \
+ ata_opcode_name(ATA_CMD_SEC_SET_PASS), \
+ ata_opcode_name(ATA_CMD_SEC_UNLOCK), \
+ ata_opcode_name(ATA_CMD_SEC_ERASE_PREP), \
+ ata_opcode_name(ATA_CMD_SEC_ERASE_UNIT), \
+ ata_opcode_name(ATA_CMD_SEC_FREEZE_LOCK), \
+ ata_opcode_name(ATA_CMD_SEC_DISABLE_PASS), \
+ ata_opcode_name(ATA_CMD_CONFIG_STREAM), \
+ ata_opcode_name(ATA_CMD_SMART), \
+ ata_opcode_name(ATA_CMD_MEDIA_LOCK), \
+ ata_opcode_name(ATA_CMD_MEDIA_UNLOCK), \
+ ata_opcode_name(ATA_CMD_DSM), \
+ ata_opcode_name(ATA_CMD_CHK_MED_CRD_TYP), \
+ ata_opcode_name(ATA_CMD_CFA_REQ_EXT_ERR), \
+ ata_opcode_name(ATA_CMD_CFA_WRITE_NE), \
+ ata_opcode_name(ATA_CMD_CFA_TRANS_SECT), \
+ ata_opcode_name(ATA_CMD_CFA_ERASE), \
+ ata_opcode_name(ATA_CMD_CFA_WRITE_MULT_NE), \
+ ata_opcode_name(ATA_CMD_REQ_SENSE_DATA), \
+ ata_opcode_name(ATA_CMD_SANITIZE_DEVICE), \
+ ata_opcode_name(ATA_CMD_RESTORE), \
+ ata_opcode_name(ATA_CMD_READ_LONG), \
+ ata_opcode_name(ATA_CMD_READ_LONG_ONCE), \
+ ata_opcode_name(ATA_CMD_WRITE_LONG), \
+ ata_opcode_name(ATA_CMD_WRITE_LONG_ONCE))
+
+#define ata_error_name(result) { result, #result }
+#define show_error_name(val) \
+ __print_symbolic(val, \
+ ata_error_name(ATA_ICRC), \
+ ata_error_name(ATA_UNC), \
+ ata_error_name(ATA_MC), \
+ ata_error_name(ATA_IDNF), \
+ ata_error_name(ATA_MCR), \
+ ata_error_name(ATA_ABORTED), \
+ ata_error_name(ATA_TRK0NF), \
+ ata_error_name(ATA_AMNF))
+
+#define ata_protocol_name(proto) { proto, #proto }
+#define show_protocol_name(val) \
+ __print_symbolic(val, \
+ ata_protocol_name(ATA_PROT_UNKNOWN), \
+ ata_protocol_name(ATA_PROT_NODATA), \
+ ata_protocol_name(ATA_PROT_PIO), \
+ ata_protocol_name(ATA_PROT_DMA), \
+ ata_protocol_name(ATA_PROT_NCQ), \
+ ata_protocol_name(ATAPI_PROT_NODATA), \
+ ata_protocol_name(ATAPI_PROT_PIO), \
+ ata_protocol_name(ATAPI_PROT_DMA))
+
+const char *libata_trace_parse_status(struct trace_seq*, unsigned char);
+#define __parse_status(s) libata_trace_parse_status(p, s)
+
+const char *libata_trace_parse_eh_action(struct trace_seq *, unsigned int);
+#define __parse_eh_action(a) libata_trace_parse_eh_action(p, a)
+
+const char *libata_trace_parse_eh_err_mask(struct trace_seq *, unsigned int);
+#define __parse_eh_err_mask(m) libata_trace_parse_eh_err_mask(p, m)
+
+const char *libata_trace_parse_qc_flags(struct trace_seq *, unsigned int);
+#define __parse_qc_flags(f) libata_trace_parse_qc_flags(p, f)
+
+TRACE_EVENT(ata_qc_issue,
+
+ TP_PROTO(struct ata_queued_cmd *qc),
+
+ TP_ARGS(qc),
+
+ TP_STRUCT__entry(
+ __field( unsigned int, ata_port )
+ __field( unsigned int, ata_dev )
+ __field( unsigned int, tag )
+ __field( unsigned char, cmd )
+ __field( unsigned char, dev )
+ __field( unsigned char, lbal )
+ __field( unsigned char, lbam )
+ __field( unsigned char, lbah )
+ __field( unsigned char, nsect )
+ __field( unsigned char, feature )
+ __field( unsigned char, hob_lbal )
+ __field( unsigned char, hob_lbam )
+ __field( unsigned char, hob_lbah )
+ __field( unsigned char, hob_nsect )
+ __field( unsigned char, hob_feature )
+ __field( unsigned char, ctl )
+ __field( unsigned char, proto )
+ __field( unsigned long, flags )
+ ),
+
+ TP_fast_assign(
+ __entry->ata_port = qc->ap->print_id;
+ __entry->ata_dev = qc->dev->link->pmp + qc->dev->devno;
+ __entry->tag = qc->tag;
+ __entry->proto = qc->tf.protocol;
+ __entry->cmd = qc->tf.command;
+ __entry->dev = qc->tf.device;
+ __entry->lbal = qc->tf.lbal;
+ __entry->lbam = qc->tf.lbam;
+ __entry->lbah = qc->tf.lbah;
+ __entry->hob_lbal = qc->tf.hob_lbal;
+ __entry->hob_lbam = qc->tf.hob_lbam;
+ __entry->hob_lbah = qc->tf.hob_lbah;
+ __entry->feature = qc->tf.feature;
+ __entry->hob_feature = qc->tf.hob_feature;
+ __entry->nsect = qc->tf.nsect;
+ __entry->hob_nsect = qc->tf.hob_nsect;
+ ),
+
+ TP_printk("ata_port=%u ata_dev=%u tag=%d proto=%s cmd=%s " \
+ " tf=(%02x/%02x:%02x:%02x:%02x:%02x/%02x:%02x:%02x:%02x:%02x/%02x)",
+ __entry->ata_port, __entry->ata_dev, __entry->tag,
+ show_protocol_name(__entry->proto),
+ show_opcode_name(__entry->cmd),
+ __entry->cmd, __entry->feature, __entry->nsect,
+ __entry->lbal, __entry->lbam, __entry->lbah,
+ __entry->hob_feature, __entry->hob_nsect,
+ __entry->hob_lbal, __entry->hob_lbam, __entry->hob_lbah,
+ __entry->dev)
+);
+
+DECLARE_EVENT_CLASS(ata_qc_complete_template,
+
+ TP_PROTO(struct ata_queued_cmd *qc),
+
+ TP_ARGS(qc),
+
+ TP_STRUCT__entry(
+ __field( unsigned int, ata_port )
+ __field( unsigned int, ata_dev )
+ __field( unsigned int, tag )
+ __field( unsigned char, status )
+ __field( unsigned char, dev )
+ __field( unsigned char, lbal )
+ __field( unsigned char, lbam )
+ __field( unsigned char, lbah )
+ __field( unsigned char, nsect )
+ __field( unsigned char, error )
+ __field( unsigned char, hob_lbal )
+ __field( unsigned char, hob_lbam )
+ __field( unsigned char, hob_lbah )
+ __field( unsigned char, hob_nsect )
+ __field( unsigned char, hob_feature )
+ __field( unsigned char, ctl )
+ __field( unsigned long, flags )
+ ),
+
+ TP_fast_assign(
+ __entry->ata_port = qc->ap->print_id;
+ __entry->ata_dev = qc->dev->link->pmp + qc->dev->devno;
+ __entry->tag = qc->tag;
+ __entry->status = qc->result_tf.command;
+ __entry->dev = qc->result_tf.device;
+ __entry->lbal = qc->result_tf.lbal;
+ __entry->lbam = qc->result_tf.lbam;
+ __entry->lbah = qc->result_tf.lbah;
+ __entry->hob_lbal = qc->result_tf.hob_lbal;
+ __entry->hob_lbam = qc->result_tf.hob_lbam;
+ __entry->hob_lbah = qc->result_tf.hob_lbah;
+ __entry->error = qc->result_tf.feature;
+ __entry->hob_feature = qc->result_tf.hob_feature;
+ __entry->nsect = qc->result_tf.nsect;
+ __entry->hob_nsect = qc->result_tf.hob_nsect;
+ ),
+
+ TP_printk("ata_port=%u ata_dev=%u tag=%d flags=%s status=%s " \
+ " res=(%02x/%02x:%02x:%02x:%02x:%02x/%02x:%02x:%02x:%02x:%02x/%02x)",
+ __entry->ata_port, __entry->ata_dev, __entry->tag,
+ __parse_qc_flags(__entry->flags),
+ __parse_status(__entry->status),
+ __entry->status, __entry->error, __entry->nsect,
+ __entry->lbal, __entry->lbam, __entry->lbah,
+ __entry->hob_feature, __entry->hob_nsect,
+ __entry->hob_lbal, __entry->hob_lbam, __entry->hob_lbah,
+ __entry->dev)
+);
+
+DEFINE_EVENT(ata_qc_complete_template, ata_qc_complete_internal,
+ TP_PROTO(struct ata_queued_cmd *qc),
+ TP_ARGS(qc));
+
+DEFINE_EVENT(ata_qc_complete_template, ata_qc_complete_failed,
+ TP_PROTO(struct ata_queued_cmd *qc),
+ TP_ARGS(qc));
+
+DEFINE_EVENT(ata_qc_complete_template, ata_qc_complete_done,
+ TP_PROTO(struct ata_queued_cmd *qc),
+ TP_ARGS(qc));
+
+TRACE_EVENT(ata_eh_link_autopsy,
+
+ TP_PROTO(struct ata_device *dev, unsigned int eh_action, unsigned int eh_err_mask),
+
+ TP_ARGS(dev, eh_action, eh_err_mask),
+
+ TP_STRUCT__entry(
+ __field( unsigned int, ata_port )
+ __field( unsigned int, ata_dev )
+ __field( unsigned int, eh_action )
+ __field( unsigned int, eh_err_mask)
+ ),
+
+ TP_fast_assign(
+ __entry->ata_port = dev->link->ap->print_id;
+ __entry->ata_dev = dev->link->pmp + dev->devno;
+ __entry->eh_action = eh_action;
+ __entry->eh_err_mask = eh_err_mask;
+ ),
+
+ TP_printk("ata_port=%u ata_dev=%u eh_action=%s err_mask=%s",
+ __entry->ata_port, __entry->ata_dev,
+ __parse_eh_action(__entry->eh_action),
+ __parse_eh_err_mask(__entry->eh_err_mask))
+);
+
+TRACE_EVENT(ata_eh_link_autopsy_qc,
+
+ TP_PROTO(struct ata_queued_cmd *qc),
+
+ TP_ARGS(qc),
+
+ TP_STRUCT__entry(
+ __field( unsigned int, ata_port )
+ __field( unsigned int, ata_dev )
+ __field( unsigned int, tag )
+ __field( unsigned int, qc_flags )
+ __field( unsigned int, eh_err_mask)
+ ),
+
+ TP_fast_assign(
+ __entry->ata_port = qc->ap->print_id;
+ __entry->ata_dev = qc->dev->link->pmp + qc->dev->devno;
+ __entry->tag = qc->tag;
+ __entry->qc_flags = qc->flags;
+ __entry->eh_err_mask = qc->err_mask;
+ ),
+
+ TP_printk("ata_port=%u ata_dev=%u tag=%d flags=%s err_mask=%s",
+ __entry->ata_port, __entry->ata_dev, __entry->tag,
+ __parse_qc_flags(__entry->qc_flags),
+ __parse_eh_err_mask(__entry->eh_err_mask))
+);
+
+#endif /* _TRACE_LIBATA_H */
+
+/* This part must be outside protection */
+#include <trace/define_trace.h>
projects / karo-tx-linux.git / commitdiff