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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>
This commit is contained in:
Leo Yan 2020-11-19 23:24:32 +08:00 committed by Arnaldo Carvalho de Melo
parent 6550149e80
commit c52cfe9872
1 changed files with 28 additions and 15 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

43
tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.c
View File

@ -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 */