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linux_dsm_epyc7002/drivers/ata/libata-trace.c
Thomas Gleixner c82ee6d3be treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 18 
Based on 1 normalized pattern(s):

  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

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 52 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Jilayne Lovejoy <opensource@jilayne.com>
Reviewed-by: Steve Winslow <swinslow@gmail.com>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190519154042.342335923@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-21 11:28:46 +02:00

211 lines
5.4 KiB
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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* libata-trace.c - trace functions for libata
*
* Copyright 2015 Hannes Reinecke
* Copyright 2015 SUSE Linux GmbH
*/
#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;
}
const char *
libata_trace_parse_subcmd(struct trace_seq *p, unsigned char cmd,
unsigned char feature, unsigned char hob_nsect)
{
const char *ret = trace_seq_buffer_ptr(p);
switch (cmd) {
case ATA_CMD_FPDMA_RECV:
switch (hob_nsect & 0x5f) {
case ATA_SUBCMD_FPDMA_RECV_RD_LOG_DMA_EXT:
trace_seq_printf(p, " READ_LOG_DMA_EXT");
break;
case ATA_SUBCMD_FPDMA_RECV_ZAC_MGMT_IN:
trace_seq_printf(p, " ZAC_MGMT_IN");
break;
}
break;
case ATA_CMD_FPDMA_SEND:
switch (hob_nsect & 0x5f) {
case ATA_SUBCMD_FPDMA_SEND_WR_LOG_DMA_EXT:
trace_seq_printf(p, " WRITE_LOG_DMA_EXT");
break;
case ATA_SUBCMD_FPDMA_SEND_DSM:
trace_seq_printf(p, " DATASET_MANAGEMENT");
break;
}
break;
case ATA_CMD_NCQ_NON_DATA:
switch (feature) {
case ATA_SUBCMD_NCQ_NON_DATA_ABORT_QUEUE:
trace_seq_printf(p, " ABORT_QUEUE");
break;
case ATA_SUBCMD_NCQ_NON_DATA_SET_FEATURES:
trace_seq_printf(p, " SET_FEATURES");
break;
case ATA_SUBCMD_NCQ_NON_DATA_ZERO_EXT:
trace_seq_printf(p, " ZERO_EXT");
break;
case ATA_SUBCMD_NCQ_NON_DATA_ZAC_MGMT_OUT:
trace_seq_printf(p, " ZAC_MGMT_OUT");
break;
}
break;
case ATA_CMD_ZAC_MGMT_IN:
switch (feature) {
case ATA_SUBCMD_ZAC_MGMT_IN_REPORT_ZONES:
trace_seq_printf(p, " REPORT_ZONES");
break;
}
break;
case ATA_CMD_ZAC_MGMT_OUT:
switch (feature) {
case ATA_SUBCMD_ZAC_MGMT_OUT_CLOSE_ZONE:
trace_seq_printf(p, " CLOSE_ZONE");
break;
case ATA_SUBCMD_ZAC_MGMT_OUT_FINISH_ZONE:
trace_seq_printf(p, " FINISH_ZONE");
break;
case ATA_SUBCMD_ZAC_MGMT_OUT_OPEN_ZONE:
trace_seq_printf(p, " OPEN_ZONE");
break;
case ATA_SUBCMD_ZAC_MGMT_OUT_RESET_WRITE_POINTER:
trace_seq_printf(p, " RESET_WRITE_POINTER");
break;
}
break;
}
trace_seq_putc(p, 0);
return ret;
}
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