X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fenic%2FMakefile;h=04bae35e32ff2b2a936afa60353c455535188220;hb=ce777b147bf899360c146e66ad9fea0b19334077;hp=5191db549665b9efe5f83f3ff76e66156187128f;hpb=c752998b5e2eb5c827ffbecc5bd03ea28b14314f;p=dpdk.git

diff --git a/drivers/net/enic/Makefile b/drivers/net/enic/Makefile
index 5191db5496..04bae35e32 100644
--- a/drivers/net/enic/Makefile
+++ b/drivers/net/enic/Makefile
@@ -1,34 +1,6 @@
-#
-# Copyright 2008-2014 Cisco Systems, Inc.  All rights reserved.
+# SPDX-License-Identifier: BSD-3-Clause
+# Copyright 2008-2017 Cisco Systems, Inc.  All rights reserved.
 # Copyright 2007 Nuova Systems, Inc.  All rights reserved.
-#
-# Copyright (c) 2014, Cisco Systems, Inc.
-# All rights reserved.
-#
-# Redistribution and use in source and binary forms, with or without
-# modification, are permitted provided that the following conditions
-# are met:
-#
-# 1. Redistributions of source code must retain the above copyright
-# notice, this list of conditions and the following disclaimer.
-#
-# 2. 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.
-#
-# 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 HOLDER 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.
 
 include $(RTE_SDK)/mk/rte.vars.mk
 
@@ -65,6 +37,33 @@ SRCS-$(CONFIG_RTE_LIBRTE_ENIC_PMD) += base/vnic_wq.c
 SRCS-$(CONFIG_RTE_LIBRTE_ENIC_PMD) += base/vnic_dev.c
 SRCS-$(CONFIG_RTE_LIBRTE_ENIC_PMD) += base/vnic_intr.c
 SRCS-$(CONFIG_RTE_LIBRTE_ENIC_PMD) += base/vnic_rq.c
-SRCS-$(CONFIG_RTE_LIBRTE_ENIC_PMD) += base/vnic_rss.c
+
+# The current implementation assumes 64-bit pointers
+CC_AVX2_SUPPORT=0
+ifeq ($(CONFIG_RTE_ARCH_X86_64),y)
+# Figure out if the compiler supports avx2. The extra check using
+# -march=core-avx2 is necessary to support users who build for the
+# 'default' machine (corei7 which has no avx2) and run the binary on
+# newer CPUs that have avx2.
+# This part is verbatim from i40e makefile.
+ifeq ($(findstring RTE_MACHINE_CPUFLAG_AVX2,$(CFLAGS)),RTE_MACHINE_CPUFLAG_AVX2)
+	CC_AVX2_SUPPORT=1
+else
+	CC_AVX2_SUPPORT=\
+	$(shell $(CC) -march=core-avx2 -dM -E - </dev/null 2>&1 | \
+	grep -q AVX2 && echo 1)
+	ifeq ($(CC_AVX2_SUPPORT), 1)
+		ifeq ($(CONFIG_RTE_TOOLCHAIN_ICC),y)
+			CFLAGS_enic_rxtx_vec_avx2.o += -march=core-avx2
+		else
+			CFLAGS_enic_rxtx_vec_avx2.o += -mavx2
+		endif
+	endif
+endif
+endif
+
+ifeq ($(CC_AVX2_SUPPORT), 1)
+	SRCS-$(CONFIG_RTE_LIBRTE_ENIC_PMD) += enic_rxtx_vec_avx2.c
+endif
 
 include $(RTE_SDK)/mk/rte.lib.mk