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Diffstat (limited to 'arch/arm/include/asm/pmu.h')
-rw-r--r--arch/arm/include/asm/pmu.h154
1 files changed, 0 insertions, 154 deletions
diff --git a/arch/arm/include/asm/pmu.h b/arch/arm/include/asm/pmu.h
deleted file mode 100644
index 3fc87dfd77e6..000000000000
--- a/arch/arm/include/asm/pmu.h
+++ /dev/null
@@ -1,154 +0,0 @@
-/*
- * linux/arch/arm/include/asm/pmu.h
- *
- * Copyright (C) 2009 picoChip Designs Ltd, Jamie Iles
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- */
-
-#ifndef __ARM_PMU_H__
-#define __ARM_PMU_H__
-
-#include <linux/interrupt.h>
-#include <linux/perf_event.h>
-
-#include <asm/cputype.h>
-
-/*
- * struct arm_pmu_platdata - ARM PMU platform data
- *
- * @handle_irq: an optional handler which will be called from the
- * interrupt and passed the address of the low level handler,
- * and can be used to implement any platform specific handling
- * before or after calling it.
- */
-struct arm_pmu_platdata {
- irqreturn_t (*handle_irq)(int irq, void *dev,
- irq_handler_t pmu_handler);
-};
-
-#ifdef CONFIG_HW_PERF_EVENTS
-
-/*
- * The ARMv7 CPU PMU supports up to 32 event counters.
- */
-#define ARMPMU_MAX_HWEVENTS 32
-
-#define HW_OP_UNSUPPORTED 0xFFFF
-#define C(_x) PERF_COUNT_HW_CACHE_##_x
-#define CACHE_OP_UNSUPPORTED 0xFFFF
-
-#define PERF_MAP_ALL_UNSUPPORTED \
- [0 ... PERF_COUNT_HW_MAX - 1] = HW_OP_UNSUPPORTED
-
-#define PERF_CACHE_MAP_ALL_UNSUPPORTED \
-[0 ... C(MAX) - 1] = { \
- [0 ... C(OP_MAX) - 1] = { \
- [0 ... C(RESULT_MAX) - 1] = CACHE_OP_UNSUPPORTED, \
- }, \
-}
-
-/* The events for a given PMU register set. */
-struct pmu_hw_events {
- /*
- * The events that are active on the PMU for the given index.
- */
- struct perf_event *events[ARMPMU_MAX_HWEVENTS];
-
- /*
- * A 1 bit for an index indicates that the counter is being used for
- * an event. A 0 means that the counter can be used.
- */
- DECLARE_BITMAP(used_mask, ARMPMU_MAX_HWEVENTS);
-
- /*
- * Hardware lock to serialize accesses to PMU registers. Needed for the
- * read/modify/write sequences.
- */
- raw_spinlock_t pmu_lock;
-
- /*
- * When using percpu IRQs, we need a percpu dev_id. Place it here as we
- * already have to allocate this struct per cpu.
- */
- struct arm_pmu *percpu_pmu;
-};
-
-struct arm_pmu {
- struct pmu pmu;
- cpumask_t active_irqs;
- cpumask_t supported_cpus;
- int *irq_affinity;
- char *name;
- irqreturn_t (*handle_irq)(int irq_num, void *dev);
- void (*enable)(struct perf_event *event);
- void (*disable)(struct perf_event *event);
- int (*get_event_idx)(struct pmu_hw_events *hw_events,
- struct perf_event *event);
- void (*clear_event_idx)(struct pmu_hw_events *hw_events,
- struct perf_event *event);
- int (*set_event_filter)(struct hw_perf_event *evt,
- struct perf_event_attr *attr);
- u32 (*read_counter)(struct perf_event *event);
- void (*write_counter)(struct perf_event *event, u32 val);
- void (*start)(struct arm_pmu *);
- void (*stop)(struct arm_pmu *);
- void (*reset)(void *);
- int (*request_irq)(struct arm_pmu *, irq_handler_t handler);
- void (*free_irq)(struct arm_pmu *);
- int (*map_event)(struct perf_event *event);
- int num_events;
- atomic_t active_events;
- struct mutex reserve_mutex;
- u64 max_period;
- struct platform_device *plat_device;
- struct pmu_hw_events __percpu *hw_events;
- struct notifier_block hotplug_nb;
-};
-
-#define to_arm_pmu(p) (container_of(p, struct arm_pmu, pmu))
-
-int armpmu_register(struct arm_pmu *armpmu, int type);
-
-u64 armpmu_event_update(struct perf_event *event);
-
-int armpmu_event_set_period(struct perf_event *event);
-
-int armpmu_map_event(struct perf_event *event,
- const unsigned (*event_map)[PERF_COUNT_HW_MAX],
- const unsigned (*cache_map)[PERF_COUNT_HW_CACHE_MAX]
- [PERF_COUNT_HW_CACHE_OP_MAX]
- [PERF_COUNT_HW_CACHE_RESULT_MAX],
- u32 raw_event_mask);
-
-struct pmu_probe_info {
- unsigned int cpuid;
- unsigned int mask;
- int (*init)(struct arm_pmu *);
-};
-
-#define PMU_PROBE(_cpuid, _mask, _fn) \
-{ \
- .cpuid = (_cpuid), \
- .mask = (_mask), \
- .init = (_fn), \
-}
-
-#define ARM_PMU_PROBE(_cpuid, _fn) \
- PMU_PROBE(_cpuid, ARM_CPU_PART_MASK, _fn)
-
-#define ARM_PMU_XSCALE_MASK ((0xff << 24) | ARM_CPU_XSCALE_ARCH_MASK)
-
-#define XSCALE_PMU_PROBE(_version, _fn) \
- PMU_PROBE(ARM_CPU_IMP_INTEL << 24 | _version, ARM_PMU_XSCALE_MASK, _fn)
-
-int arm_pmu_device_probe(struct platform_device *pdev,
- const struct of_device_id *of_table,
- const struct pmu_probe_info *probe_table);
-
-#endif /* CONFIG_HW_PERF_EVENTS */
-
-#endif /* __ARM_PMU_H__ */