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authorLeo Yan <leo.yan@linaro.org>2020-11-19 18:24:32 +0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2020-11-26 15:31:42 +0300
commitc52cfe9872132407eef6d734014d6fd7790146f5 (patch)
tree4d142adcab0b7ee261cdb7edae286fb055f70d91 /tools/perf/util/arm-spe-decoder
parent6550149e801a32b1533ed86509af76319cb75eba (diff)
downloadlinux-c52cfe9872132407eef6d734014d6fd7790146f5.tar.xz
perf arm-spe: Add new function arm_spe_pkt_desc_counter()
This patch moves out the counter packet parsing code from arm_spe_pkt_desc() to the new function arm_spe_pkt_desc_counter(). 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/20201119152441.6972-8-leo.yan@linaro.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/arm-spe-decoder')
-rw-r--r--tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.c43
1 files changed, 28 insertions, 15 deletions
diff --git a/tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.c b/tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.c
index 978f5551b82c..397ade5ffdeb 100644
--- a/tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.c
+++ b/tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.c
@@ -322,6 +322,33 @@ static int arm_spe_pkt_desc_addr(const struct arm_spe_pkt *packet,
return err;
}
+static int arm_spe_pkt_desc_counter(const struct arm_spe_pkt *packet,
+ char *buf, size_t buf_len)
+{
+ u64 payload = packet->payload;
+ const char *name = arm_spe_pkt_name(packet->type);
+ int err = 0;
+
+ arm_spe_pkt_out_string(&err, &buf, &buf_len, "%s %d ", name,
+ (unsigned short)payload);
+
+ switch (packet->index) {
+ case 0:
+ arm_spe_pkt_out_string(&err, &buf, &buf_len, "TOT");
+ break;
+ case 1:
+ arm_spe_pkt_out_string(&err, &buf, &buf_len, "ISSUE");
+ break;
+ case 2:
+ arm_spe_pkt_out_string(&err, &buf, &buf_len, "XLAT");
+ break;
+ default:
+ break;
+ }
+
+ return err;
+}
+
int arm_spe_pkt_desc(const struct arm_spe_pkt *packet, char *buf,
size_t buf_len)
{
@@ -414,21 +441,7 @@ int arm_spe_pkt_desc(const struct arm_spe_pkt *packet, char *buf,
name, (unsigned long)payload, idx + 1);
break;
case ARM_SPE_COUNTER:
- arm_spe_pkt_out_string(&err, &buf, &blen, "%s %d ", name,
- (unsigned short)payload);
- switch (idx) {
- case 0:
- arm_spe_pkt_out_string(&err, &buf, &blen, "TOT");
- break;
- case 1:
- arm_spe_pkt_out_string(&err, &buf, &blen, "ISSUE");
- break;
- case 2:
- arm_spe_pkt_out_string(&err, &buf, &blen, "XLAT");
- break;
- default:
- break;
- }
+ err = arm_spe_pkt_desc_counter(packet, buf, buf_len);
break;
default:
/* Unknown packet type */