[PATCH 1/1] ml/cnxk: exclude caching run stats from xstats

Srikanth Yalavarthi syalavarthi at marvell.com
Tue Nov 28 15:04:00 CET 2023


From: Anup Prabhu <aprabhu at marvell.com>

Exclude the hardware and firmware latency of model data
caching run from xstats calculation.

Fixes: 9cfad6c334f2 ("ml/cnxk: update device and model xstats functions")

Signed-off-by: Anup Prabhu <aprabhu at marvell.com>
Acked-by: Srikanth Yalavarthi <syalavarthi at marvell.com>
---
 drivers/ml/cnxk/cn10k_ml_ops.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/drivers/ml/cnxk/cn10k_ml_ops.c b/drivers/ml/cnxk/cn10k_ml_ops.c
index 7f7e5efceac..53700387335 100644
--- a/drivers/ml/cnxk/cn10k_ml_ops.c
+++ b/drivers/ml/cnxk/cn10k_ml_ops.c
@@ -288,6 +288,7 @@ cn10k_ml_model_xstat_get(struct cnxk_ml_dev *cnxk_mldev, struct cnxk_ml_layer *l
 static int
 cn10k_ml_cache_model_data(struct cnxk_ml_dev *cnxk_mldev, struct cnxk_ml_layer *layer)
 {
+	struct cn10k_ml_layer_xstats *xstats;
 	char str[RTE_MEMZONE_NAMESIZE];
 	const struct plt_memzone *mz;
 	uint64_t isize = 0;
@@ -309,6 +310,16 @@ cn10k_ml_cache_model_data(struct cnxk_ml_dev *cnxk_mldev, struct cnxk_ml_layer *
 				      PLT_PTR_ADD(mz->addr, isize), 1);
 	plt_memzone_free(mz);
 
+	/* Reset sync xstats. */
+	xstats = layer->glow.sync_xstats;
+	xstats->hw_latency_tot = 0;
+	xstats->hw_latency_min = UINT64_MAX;
+	xstats->hw_latency_max = 0;
+	xstats->fw_latency_tot = 0;
+	xstats->fw_latency_min = UINT64_MAX;
+	xstats->fw_latency_max = 0;
+	xstats->dequeued_count = 0;
+
 	return ret;
 }
 
-- 
2.42.0



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