blob: 718a9fa94e68eebafec29bcaa4f0214b55db9846 [file] [log] [blame]
* Performance event support - Freescale embedded specific definitions.
* Copyright 2008-2009 Paul Mackerras, IBM Corporation.
* Copyright 2010 Freescale Semiconductor, Inc.
* 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 of the License, or (at your option) any later version.
#include <linux/types.h>
#include <asm/hw_irq.h>
#define MAX_HWEVENTS 4
/* event flags */
/* upper half of event flags is PMLCb */
#define FSL_EMB_EVENT_THRESHMUL 0x0000070000000000ULL
#define FSL_EMB_EVENT_THRESH 0x0000003f00000000ULL
struct fsl_emb_pmu {
const char *name;
int n_counter; /* total number of counters */
* The number of contiguous counters starting at zero that
* can hold restricted events, or zero if there are no
* restricted events.
* This isn't a very flexible method of expressing constraints,
* but it's very simple and is adequate for existing chips.
int n_restricted;
/* Returns event flags and PMLCb (FSL_EMB_EVENT_*) */
u64 (*xlate_event)(u64 event_id);
int n_generic;
int *generic_events;
int (*cache_events)[PERF_COUNT_HW_CACHE_MAX]
int register_fsl_emb_pmu(struct fsl_emb_pmu *);