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authorCharles Xu <charles.xu@arm.com>2020-05-27 10:48:59 +0200
committerTim Hall <tim.hall@arm.com>2020-06-18 17:53:52 +0100
commit86841e7dfb2df70c7959f0fccdd2fe1b878a98e2 (patch)
treea55e43836407c57fdd1e5db07c07c2ce657bde21
parent7db78969dc8ead72f3ded81b6d2a6a7ed798ea62 (diff)
downloadethos-u-vela-86841e7dfb2df70c7959f0fccdd2fe1b878a98e2.tar.gz
MLBEDSW-2339: No DMA needed for elementwise scalar in case of offchip
Signed-off-by: Charles Xu <charles.xu@arm.com> Change-Id: I7b18af503ac6482cf8dc3e9f3e2e93e6cba6426f
-rw-r--r--ethosu/vela/insert_dma.py3
1 files changed, 2 insertions, 1 deletions
diff --git a/ethosu/vela/insert_dma.py b/ethosu/vela/insert_dma.py
index b1b89856..eef42bf6 100644
--- a/ethosu/vela/insert_dma.py
+++ b/ethosu/vela/insert_dma.py
@@ -31,7 +31,8 @@ def insert_dma_cmd(op, arch):
if tens.mem_area in (MemArea.Dram, MemArea.OffChipFlash) and tens.mem_area != arch.fast_storage_mem_area:
if (tens.purpose == TensorPurpose.Weights or
(tens.purpose == TensorPurpose.FeatureMap and
- op.type in binary_elementwise_op)):
+ op.type in binary_elementwise_op and
+ tens.shape != [])):
only_vector_product_consumers = True
for oper in tens.consumers():
if oper is None or oper.attrs.get("npu_block_type") != NpuBlockType.VectorProduct: