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Message-Id: <20201106014136.14103-14-leo.yan@linaro.org>
Date:   Fri,  6 Nov 2020 09:41:27 +0800
From:   Leo Yan <leo.yan@...aro.org>
To:     Arnaldo Carvalho de Melo <acme@...nel.org>,
        Andre Przywara <andre.przywara@....com>,
        Dave Martin <Dave.Martin@....com>,
        James Clark <james.clark@....com>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...hat.com>,
        Namhyung Kim <namhyung@...nel.org>,
        Al Grant <Al.Grant@....com>, Wei Li <liwei391@...wei.com>,
        linux-kernel@...r.kernel.org
Cc:     Leo Yan <leo.yan@...aro.org>
Subject: [PATCH v7 13/22] 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@...aro.org>
Reviewed-by: Andre Przywara <andre.przywara@....com>
---
 .../arm-spe-decoder/arm-spe-pkt-decoder.c     | 43 ++++++++++++-------
 1 file 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 74be3a0d8556..ea769e555bf5 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_snprintf(&err, &buf, &buf_len, "%s %d ", name,
+			     (unsigned short)payload);
+
+	switch (packet->index) {
+	case 0:
+		arm_spe_pkt_snprintf(&err, &buf, &buf_len, "TOT");
+		break;
+	case 1:
+		arm_spe_pkt_snprintf(&err, &buf, &buf_len, "ISSUE");
+		break;
+	case 2:
+		arm_spe_pkt_snprintf(&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_snprintf(&err, &buf, &blen, "%s %d ", name,
-				     (unsigned short)payload);
-		switch (idx) {
-		case 0:
-			arm_spe_pkt_snprintf(&err, &buf, &blen, "TOT");
-			break;
-		case 1:
-			arm_spe_pkt_snprintf(&err, &buf, &blen, "ISSUE");
-			break;
-		case 2:
-			arm_spe_pkt_snprintf(&err, &buf, &blen, "XLAT");
-			break;
-		default:
-			break;
-		}
+		err = arm_spe_pkt_desc_counter(packet, buf, buf_len);
 		break;
 	default:
 		/* Unknown index */
-- 
2.17.1

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