diff --git a/app/test/test_cryptodev.c b/app/test/test_cryptodev.c
index aa8602f94..837969430 100644
--- a/app/test/test_cryptodev.c
+++ b/app/test/test_cryptodev.c
@@ -7255,6 +7255,30 @@ test_pdcp_proto_cplane_decap(int i)
 		pdcp_test_data_in_len[i]);
 }
 
+int
+test_pdcp_proto_uplane_decap(int i)
+{
+	return test_pdcp_proto(i, 0,
+		RTE_CRYPTO_CIPHER_OP_DECRYPT,
+		RTE_CRYPTO_AUTH_OP_VERIFY,
+		pdcp_test_data_out[i],
+		pdcp_test_data_in_len[i],
+		pdcp_test_data_in[i],
+		pdcp_test_data_in_len[i]);
+}
+
+int
+test_pdcp_proto_uplane_decap_with_int(int i)
+{
+	return test_pdcp_proto(i, 0,
+		RTE_CRYPTO_CIPHER_OP_DECRYPT,
+		RTE_CRYPTO_AUTH_OP_VERIFY,
+		pdcp_test_data_out[i],
+		pdcp_test_data_in_len[i] + 4,
+		pdcp_test_data_in[i],
+		pdcp_test_data_in_len[i]);
+}
+
 #endif
 
 static int
@@ -11678,6 +11702,9 @@ static struct unit_test_suite cryptodev_dpaa_sec_testsuite  = {
 
 		TEST_CASE_ST(ut_setup, ut_teardown,
 			test_PDCP_PROTO_uplane_encap_all),
+
+		TEST_CASE_ST(ut_setup, ut_teardown,
+			test_PDCP_PROTO_uplane_decap_all),
 #endif
 		/** AES GCM Authenticated Encryption */
 		TEST_CASE_ST(ut_setup, ut_teardown,
@@ -11793,6 +11820,9 @@ static struct unit_test_suite cryptodev_dpaa2_sec_testsuite  = {
 
 		TEST_CASE_ST(ut_setup, ut_teardown,
 			test_PDCP_PROTO_uplane_encap_all),
+
+		TEST_CASE_ST(ut_setup, ut_teardown,
+			test_PDCP_PROTO_uplane_decap_all),
 #endif
 		/** AES GCM Authenticated Encryption */
 		TEST_CASE_ST(ut_setup, ut_teardown,
diff --git a/app/test/test_cryptodev_security_pdcp.c b/app/test/test_cryptodev_security_pdcp.c
index e1ba2bf6e..30f3eb892 100644
--- a/app/test/test_cryptodev_security_pdcp.c
+++ b/app/test/test_cryptodev_security_pdcp.c
@@ -99,6 +99,33 @@ static int uplane_encap_no_integrity(uint32_t sn_size, uint8_t dir,
 	return test_pdcp_proto_uplane_encap(i);
 }
 
+static int
+uplane_decap_no_integrity(uint32_t sn_size, uint8_t dir,
+		enum enc_alg_off enc_alg_off)
+{
+	int i = PDCP_UPLANE_OFFSET + ((dir == 0) ? UPLINK : DOWNLINK) +
+			enc_alg_off;
+
+	switch (sn_size) {
+	case 7:
+		i += SHORT_SEQ_NUM_OFFSET;
+		break;
+	case 15:
+		i += FIFTEEN_BIT_SEQ_NUM_OFFSET;
+		break;
+	case 12:
+		i += LONG_SEQ_NUM_OFFSET;
+		break;
+	case 18:
+		i += EIGHTEEN_BIT_SEQ_NUM_OFFSET;
+		break;
+	default:
+		printf("\nInvalid SN: %u\n", sn_size);
+	}
+
+	return test_pdcp_proto_uplane_decap(i);
+}
+
 static int
 uplane_encap_with_integrity(uint32_t sn_size, uint8_t dir,
 		enum enc_alg_off enc_alg_off,
@@ -124,6 +151,31 @@ uplane_encap_with_integrity(uint32_t sn_size, uint8_t dir,
 	return test_pdcp_proto_uplane_encap_with_int(i);
 }
 
+static int
+uplane_decap_with_integrity(uint32_t sn_size, uint8_t dir,
+		enum enc_alg_off enc_alg_off,
+		enum auth_alg_off auth_alg_off)
+{
+	int i = 0;
+
+	switch (sn_size) {
+	case 12:
+		i = PDCP_UPLANE_12BIT_OFFSET + enc_alg_off +
+			auth_alg_off + ((dir == 0) ?
+				UPLINK : DOWNLINK);
+		break;
+	case 18:
+		i = PDCP_UPLANE_18BIT_OFFSET + enc_alg_off +
+			auth_alg_off + ((dir == 0) ?
+				UPLINK : DOWNLINK);
+		break;
+	default:
+		printf("\nInvalid SN: %u\n", sn_size);
+	}
+
+	return test_pdcp_proto_uplane_decap_with_int(i);
+}
+
 #define TEST_PDCP_COUNT(func) do {			\
 	if (func == TEST_SUCCESS)  {			\
 		printf("\t%d)", n++);			\
@@ -415,3 +467,124 @@ test_PDCP_PROTO_uplane_encap_all(void)
 
 	return n - i;
 };
+
+int
+test_PDCP_PROTO_uplane_decap_all(void)
+{
+	int i = 0, n = 0;
+
+	TEST_PDCP_COUNT(uplane_decap_no_integrity(12, UPLINK, NULL_ENC));
+	TEST_PDCP_COUNT(uplane_decap_no_integrity(12, DOWNLINK, NULL_ENC));
+	TEST_PDCP_COUNT(uplane_decap_no_integrity(7, UPLINK, NULL_ENC));
+	TEST_PDCP_COUNT(uplane_decap_no_integrity(7, DOWNLINK, NULL_ENC));
+	TEST_PDCP_COUNT(uplane_decap_no_integrity(15, UPLINK, NULL_ENC));
+	TEST_PDCP_COUNT(uplane_decap_no_integrity(15, DOWNLINK, NULL_ENC));
+	TEST_PDCP_COUNT(uplane_decap_no_integrity(18, UPLINK, NULL_ENC));
+	TEST_PDCP_COUNT(uplane_decap_no_integrity(18, DOWNLINK, NULL_ENC));
+
+	TEST_PDCP_COUNT(uplane_decap_no_integrity(12, UPLINK, SNOW_ENC));
+	TEST_PDCP_COUNT(uplane_decap_no_integrity(12, DOWNLINK, SNOW_ENC));
+	TEST_PDCP_COUNT(uplane_decap_no_integrity(7, UPLINK, SNOW_ENC));
+	TEST_PDCP_COUNT(uplane_decap_no_integrity(7, DOWNLINK, SNOW_ENC));
+	TEST_PDCP_COUNT(uplane_decap_no_integrity(15, UPLINK, SNOW_ENC));
+	TEST_PDCP_COUNT(uplane_decap_no_integrity(15, DOWNLINK, SNOW_ENC));
+	TEST_PDCP_COUNT(uplane_decap_no_integrity(18, UPLINK, SNOW_ENC));
+	TEST_PDCP_COUNT(uplane_decap_no_integrity(18, DOWNLINK, SNOW_ENC));
+
+	TEST_PDCP_COUNT(uplane_decap_no_integrity(12, UPLINK, AES_ENC));
+	TEST_PDCP_COUNT(uplane_decap_no_integrity(12, DOWNLINK, AES_ENC));
+	TEST_PDCP_COUNT(uplane_decap_no_integrity(7, UPLINK, AES_ENC));
+	TEST_PDCP_COUNT(uplane_decap_no_integrity(7, DOWNLINK, AES_ENC));
+	TEST_PDCP_COUNT(uplane_decap_no_integrity(15, UPLINK, AES_ENC));
+	TEST_PDCP_COUNT(uplane_decap_no_integrity(15, DOWNLINK, AES_ENC));
+	TEST_PDCP_COUNT(uplane_decap_no_integrity(18, UPLINK, AES_ENC));
+	TEST_PDCP_COUNT(uplane_decap_no_integrity(18, DOWNLINK, AES_ENC));
+
+	TEST_PDCP_COUNT(uplane_decap_no_integrity(12, UPLINK, ZUC_ENC));
+	TEST_PDCP_COUNT(uplane_decap_no_integrity(12, DOWNLINK, ZUC_ENC));
+	TEST_PDCP_COUNT(uplane_decap_no_integrity(7, UPLINK, ZUC_ENC));
+	TEST_PDCP_COUNT(uplane_decap_no_integrity(7, DOWNLINK, ZUC_ENC));
+	TEST_PDCP_COUNT(uplane_decap_no_integrity(15, UPLINK, ZUC_ENC));
+	TEST_PDCP_COUNT(uplane_decap_no_integrity(15, DOWNLINK, ZUC_ENC));
+	TEST_PDCP_COUNT(uplane_decap_no_integrity(18, UPLINK, ZUC_ENC));
+	TEST_PDCP_COUNT(uplane_decap_no_integrity(18, DOWNLINK, ZUC_ENC));
+
+	/* u-plane 12-bit with integrity */
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(12, UPLINK, NULL_ENC, NULL_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(12, DOWNLINK, NULL_ENC, NULL_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(12, UPLINK, NULL_ENC, SNOW_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(12, DOWNLINK, NULL_ENC, SNOW_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(12, UPLINK, NULL_ENC, AES_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(12, DOWNLINK, NULL_ENC, AES_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(12, UPLINK, NULL_ENC, ZUC_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(12, DOWNLINK, NULL_ENC, ZUC_AUTH));
+
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(12, UPLINK, SNOW_ENC, NULL_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(12, DOWNLINK, SNOW_ENC, NULL_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(12, UPLINK, SNOW_ENC, SNOW_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(12, DOWNLINK, SNOW_ENC, SNOW_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(12, UPLINK, SNOW_ENC, AES_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(12, DOWNLINK, SNOW_ENC, AES_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(12, UPLINK, SNOW_ENC, ZUC_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(12, DOWNLINK, SNOW_ENC, ZUC_AUTH));
+
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(12, UPLINK, AES_ENC, NULL_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(12, DOWNLINK, AES_ENC, NULL_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(12, UPLINK, AES_ENC, SNOW_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(12, DOWNLINK, AES_ENC, SNOW_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(12, UPLINK, AES_ENC, AES_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(12, DOWNLINK, AES_ENC, AES_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(12, UPLINK, AES_ENC, ZUC_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(12, DOWNLINK, AES_ENC, ZUC_AUTH));
+
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(12, UPLINK, ZUC_ENC, NULL_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(12, DOWNLINK, ZUC_ENC, NULL_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(12, UPLINK, ZUC_ENC, SNOW_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(12, DOWNLINK, ZUC_ENC, SNOW_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(12, UPLINK, ZUC_ENC, AES_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(12, DOWNLINK, ZUC_ENC, AES_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(12, UPLINK, ZUC_ENC, ZUC_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(12, DOWNLINK, ZUC_ENC, ZUC_AUTH));
+
+	/* u-plane 18-bit with integrity */
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(18, UPLINK, NULL_ENC, NULL_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(18, DOWNLINK, NULL_ENC, NULL_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(18, UPLINK, NULL_ENC, SNOW_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(18, DOWNLINK, NULL_ENC, SNOW_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(18, UPLINK, NULL_ENC, AES_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(18, DOWNLINK, NULL_ENC, AES_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(18, UPLINK, NULL_ENC, ZUC_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(18, DOWNLINK, NULL_ENC, ZUC_AUTH));
+
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(18, UPLINK, SNOW_ENC, NULL_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(18, DOWNLINK, SNOW_ENC, NULL_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(18, UPLINK, SNOW_ENC, SNOW_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(18, DOWNLINK, SNOW_ENC, SNOW_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(18, UPLINK, SNOW_ENC, AES_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(18, DOWNLINK, SNOW_ENC, AES_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(18, UPLINK, SNOW_ENC, ZUC_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(18, DOWNLINK, SNOW_ENC, ZUC_AUTH));
+
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(18, UPLINK, AES_ENC, NULL_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(18, DOWNLINK, AES_ENC, NULL_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(18, UPLINK, AES_ENC, SNOW_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(18, DOWNLINK, AES_ENC, SNOW_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(18, UPLINK, AES_ENC, AES_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(18, DOWNLINK, AES_ENC, AES_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(18, UPLINK, AES_ENC, ZUC_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(18, DOWNLINK, AES_ENC, ZUC_AUTH));
+
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(18, UPLINK, ZUC_ENC, NULL_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(18, DOWNLINK, ZUC_ENC, NULL_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(18, UPLINK, ZUC_ENC, SNOW_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(18, DOWNLINK, ZUC_ENC, SNOW_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(18, UPLINK, ZUC_ENC, AES_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(18, DOWNLINK, ZUC_ENC, AES_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(18, UPLINK, ZUC_ENC, ZUC_AUTH));
+	TEST_PDCP_COUNT(uplane_decap_with_integrity(18, DOWNLINK, ZUC_ENC, ZUC_AUTH));
+
+	if (n - i)
+		printf("## %s: %d passed out of %d\n", __func__, i, n);
+
+	return n - i;
+};
diff --git a/app/test/test_cryptodev_security_pdcp_test_func.h b/app/test/test_cryptodev_security_pdcp_test_func.h
index 473cdaecc..f3dc93e2f 100644
--- a/app/test/test_cryptodev_security_pdcp_test_func.h
+++ b/app/test/test_cryptodev_security_pdcp_test_func.h
@@ -37,9 +37,12 @@ int test_pdcp_proto_cplane_encap(int i);
 int test_pdcp_proto_uplane_encap(int i);
 int test_pdcp_proto_uplane_encap_with_int(int i);
 int test_pdcp_proto_cplane_decap(int i);
+int test_pdcp_proto_uplane_decap(int i);
+int test_pdcp_proto_uplane_decap_with_int(int i);
 
 int test_PDCP_PROTO_cplane_encap_all(void);
 int test_PDCP_PROTO_cplane_decap_all(void);
 int test_PDCP_PROTO_uplane_encap_all(void);
+int test_PDCP_PROTO_uplane_decap_all(void);
 
 #endif /* SECURITY_PDCP_TEST_FUNC_H_ */
