/*
* intel_pt.h: Intel Processor Trace support
* Copyright (c) 2013-2015, Intel Corporation.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope 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 INCLUDE__PERF_INTEL_PT_H__
#define INCLUDE__PERF_INTEL_PT_H__
#define INTEL_PT_PMU_NAME "intel_pt"
enum {
INTEL_PT_PMU_TYPE,
INTEL_PT_TIME_SHIFT,
INTEL_PT_TIME_MULT,
INTEL_PT_TIME_ZERO,
INTEL_PT_CAP_USER_TIME_ZERO,
INTEL_PT_TSC_BIT,
INTEL_PT_NORETCOMP_BIT,
INTEL_PT_HAVE_SCHED_SWITCH,
INTEL_PT_SNAPSHOT_MODE,
INTEL_PT_PER_CPU_MMAPS,
INTEL_PT_MTC_BIT,
INTEL_PT_MTC_FREQ_BITS,
INTEL_PT_TSC_CTC_N,
INTEL_PT_TSC_CTC_D,
INTEL_PT_CYC_BIT,
INTEL_PT_MAX_NONTURBO_RATIO,
INTEL_PT_FILTER_STR_LEN,
INTEL_PT_AUXTRACE_PRIV_MAX,
};
struct auxtrace_record;
struct perf_tool;
union perf_event;
struct perf_session;
struct perf_event_attr;
struct perf_pmu;
struct auxtrace_record *intel_pt_recording_init(int *err);
int intel_pt_process_auxtrace_info(union perf_event *event,
struct perf_session *session);
struct perf_event_attr *intel_pt_pmu_default_config(struct perf_pmu *pmu);
#endif
t-next plumbings
Tobias Klauser |
pinctrl: baytrail: Add missing spinlock usage in byt_gpio_irq_handler
According to VLI64 Intel Atom E3800 Specification Update (#329901)
concurrent read accesses may result in returning 0xffffffff and write
accesses may be dropped silently.
To workaround all accesses must be protected by locks.
Cc: stable@vger.kernel.org
Signed-off-by: Alexander Stein <alexander.stein@systec-electronic.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>