X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=lib%2Flibrte_acl%2Frte_acl.c;h=2f1243cde17193ab51bc65bd73f26a17f0a19708;hb=2ca53556544a2479327765fca5d9572b3dc268d6;hp=d60219f4edd5f675971f361c9af3726032ee488b;hpb=0b6fbe8749d260724c1e8c0e718d0afc2a0b7f65;p=dpdk.git

diff --git a/lib/librte_acl/rte_acl.c b/lib/librte_acl/rte_acl.c
index d60219f4ed..2f1243cde1 100644
--- a/lib/librte_acl/rte_acl.c
+++ b/lib/librte_acl/rte_acl.c
@@ -1,34 +1,5 @@
-/*-
- *   BSD LICENSE
- *
- *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
- *   All rights reserved.
- *
- *   Redistribution and use in source and binary forms, with or without
- *   modification, are permitted provided that the following conditions
- *   are met:
- *
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in
- *       the documentation and/or other materials provided with the
- *       distribution.
- *     * Neither the name of Intel Corporation nor the names of its
- *       contributors may be used to endorse or promote products derived
- *       from this software without specific prior written permission.
- *
- *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2010-2014 Intel Corporation
  */
 
 #include <rte_acl.h>
@@ -55,11 +26,43 @@ rte_acl_classify_avx2(__rte_unused const struct rte_acl_ctx *ctx,
 	return -ENOTSUP;
 }
 
+int __attribute__ ((weak))
+rte_acl_classify_sse(__rte_unused const struct rte_acl_ctx *ctx,
+	__rte_unused const uint8_t **data,
+	__rte_unused uint32_t *results,
+	__rte_unused uint32_t num,
+	__rte_unused uint32_t categories)
+{
+	return -ENOTSUP;
+}
+
+int __attribute__ ((weak))
+rte_acl_classify_neon(__rte_unused const struct rte_acl_ctx *ctx,
+	__rte_unused const uint8_t **data,
+	__rte_unused uint32_t *results,
+	__rte_unused uint32_t num,
+	__rte_unused uint32_t categories)
+{
+	return -ENOTSUP;
+}
+
+int __attribute__ ((weak))
+rte_acl_classify_altivec(__rte_unused const struct rte_acl_ctx *ctx,
+	__rte_unused const uint8_t **data,
+	__rte_unused uint32_t *results,
+	__rte_unused uint32_t num,
+	__rte_unused uint32_t categories)
+{
+	return -ENOTSUP;
+}
+
 static const rte_acl_classify_t classify_fns[] = {
 	[RTE_ACL_CLASSIFY_DEFAULT] = rte_acl_classify_scalar,
 	[RTE_ACL_CLASSIFY_SCALAR] = rte_acl_classify_scalar,
 	[RTE_ACL_CLASSIFY_SSE] = rte_acl_classify_sse,
 	[RTE_ACL_CLASSIFY_AVX2] = rte_acl_classify_avx2,
+	[RTE_ACL_CLASSIFY_NEON] = rte_acl_classify_neon,
+	[RTE_ACL_CLASSIFY_ALTIVEC] = rte_acl_classify_altivec,
 };
 
 /* by default, use always available scalar code path. */
@@ -88,11 +91,18 @@ rte_acl_set_ctx_classify(struct rte_acl_ctx *ctx, enum rte_acl_classify_alg alg)
  * if both conditions are met:
  * at build time compiler supports AVX2 and target cpu supports AVX2.
  */
-static void __attribute__((constructor))
-rte_acl_init(void)
+RTE_INIT(rte_acl_init)
 {
 	enum rte_acl_classify_alg alg = RTE_ACL_CLASSIFY_DEFAULT;
 
+#if defined(RTE_ARCH_ARM64)
+	alg =  RTE_ACL_CLASSIFY_NEON;
+#elif defined(RTE_ARCH_ARM)
+	if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_NEON))
+		alg =  RTE_ACL_CLASSIFY_NEON;
+#elif defined(RTE_ARCH_PPC_64)
+	alg = RTE_ACL_CLASSIFY_ALTIVEC;
+#else
 #ifdef CC_AVX2_SUPPORT
 	if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX2))
 		alg = RTE_ACL_CLASSIFY_AVX2;
@@ -102,6 +112,7 @@ rte_acl_init(void)
 #endif
 		alg = RTE_ACL_CLASSIFY_SSE;
 
+#endif
 	rte_acl_set_default_classify(alg);
 }
 
@@ -272,8 +283,7 @@ acl_check_rule(const struct rte_acl_rule_data *rd)
 	if ((RTE_LEN2MASK(RTE_ACL_MAX_CATEGORIES, typeof(rd->category_mask)) &
 			rd->category_mask) == 0 ||
 			rd->priority > RTE_ACL_MAX_PRIORITY ||
-			rd->priority < RTE_ACL_MIN_PRIORITY ||
-			rd->userdata == RTE_ACL_INVALID_USERDATA)
+			rd->priority < RTE_ACL_MIN_PRIORITY)
 		return -EINVAL;
 	return 0;
 }