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889d1a675f
Move the enums of event types to arm-spe-pkt-decoder.h, thus function arm_spe_pkt_desc_event() can use them for bitmasks. Suggested-by: Andre Przywara <andre.przywara@arm.com> Signed-off-by: Leo Yan <leo.yan@linaro.org> Reviewed-by: Andre Przywara <andre.przywara@arm.com> Acked-by: Will Deacon <will@kernel.org> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Al Grant <Al.Grant@arm.com> Cc: Arnaldo Carvalho de Melo <acme@kernel.org> Cc: Dave Martin <Dave.Martin@arm.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: James Clark <james.clark@arm.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: John Garry <john.garry@huawei.com> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Mathieu Poirier <mathieu.poirier@linaro.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Wei Li <liwei391@huawei.com> Link: https://lore.kernel.org/r/20201119152441.6972-11-leo.yan@linaro.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
65 lines
1.3 KiB
C
65 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* arm_spe_decoder.h: Arm Statistical Profiling Extensions support
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* Copyright (c) 2019-2020, Arm Ltd.
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*/
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#ifndef INCLUDE__ARM_SPE_DECODER_H__
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#define INCLUDE__ARM_SPE_DECODER_H__
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#include <stdbool.h>
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#include <stddef.h>
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#include <stdint.h>
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#include "arm-spe-pkt-decoder.h"
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enum arm_spe_sample_type {
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ARM_SPE_L1D_ACCESS = 1 << 0,
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ARM_SPE_L1D_MISS = 1 << 1,
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ARM_SPE_LLC_ACCESS = 1 << 2,
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ARM_SPE_LLC_MISS = 1 << 3,
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ARM_SPE_TLB_ACCESS = 1 << 4,
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ARM_SPE_TLB_MISS = 1 << 5,
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ARM_SPE_BRANCH_MISS = 1 << 6,
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ARM_SPE_REMOTE_ACCESS = 1 << 7,
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};
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struct arm_spe_record {
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enum arm_spe_sample_type type;
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int err;
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u64 from_ip;
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u64 to_ip;
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u64 timestamp;
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};
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struct arm_spe_insn;
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struct arm_spe_buffer {
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const unsigned char *buf;
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size_t len;
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u64 offset;
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u64 trace_nr;
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};
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struct arm_spe_params {
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int (*get_trace)(struct arm_spe_buffer *buffer, void *data);
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void *data;
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};
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struct arm_spe_decoder {
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int (*get_trace)(struct arm_spe_buffer *buffer, void *data);
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void *data;
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struct arm_spe_record record;
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const unsigned char *buf;
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size_t len;
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struct arm_spe_pkt packet;
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};
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struct arm_spe_decoder *arm_spe_decoder_new(struct arm_spe_params *params);
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void arm_spe_decoder_free(struct arm_spe_decoder *decoder);
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int arm_spe_decode(struct arm_spe_decoder *decoder);
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#endif
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