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-rw-r--r--os/hal/ports/SAMA/LLD/CRYPTOv1/sama_crypto_lld.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/os/hal/ports/SAMA/LLD/CRYPTOv1/sama_crypto_lld.c b/os/hal/ports/SAMA/LLD/CRYPTOv1/sama_crypto_lld.c
index 6f9653779..0ee83e861 100644
--- a/os/hal/ports/SAMA/LLD/CRYPTOv1/sama_crypto_lld.c
+++ b/os/hal/ports/SAMA/LLD/CRYPTOv1/sama_crypto_lld.c
@@ -86,6 +86,13 @@ void samaCryptoDriverStart(CRYDriver *cryp) {
}
void samaCryptoDriverStop(CRYDriver *cryp) {
+#if defined(SAMA_DMA_REQUIRED)
+ if (cryp->config->transfer_mode == TRANSFER_DMA)
+ {
+ dmaChannelRelease(cryp->dmarx);
+ dmaChannelRelease(cryp->dmatx);
+ }
+#endif
samaCryptoDriverDisable(cryp);
}