drivers/net: remove AVX2 build-time define

Since all supported compilers can generate AVX2 code, we will always
enable the build of the AVX2 files on x86. This means that
CC_AVX2_SUPPORT is always true on x86, so it can be removed and a
regular "#ifdef RTE_ARCH_x86" used in its place.

Signed-off-by: Bruce Richardson <[email protected]>
Acked-by: Ajit Khaparde <[email protected]>
Acked-by: Konstantin Ananyev <[email protected]>

Author: bruce-richardson

drivers/net/bnxt/bnxt_ethdev.c

@@ -3258,8 +3258,6 @@ static const struct {
 #if defined(RTE_ARCH_X86)
 	{bnxt_crx_pkts_vec,		"Vector SSE"},
 	{bnxt_recv_pkts_vec,		"Vector SSE"},
-#endif
-#if defined(RTE_ARCH_X86) && defined(CC_AVX2_SUPPORT)
 	{bnxt_crx_pkts_vec_avx2,	"Vector AVX2"},
 	{bnxt_recv_pkts_vec_avx2,	"Vector AVX2"},
 #endif

drivers/net/octeon_ep/meson.build

@@ -15,7 +15,6 @@ sources = files(
 
 if arch_subdir == 'x86'
     sources += files('cnxk_ep_rx_sse.c')
-    cflags += ['-DCC_AVX2_SUPPORT']
     sources_avx2 += files('cnxk_ep_rx_avx.c')
 endif
 

drivers/net/octeon_ep/otx_ep_ethdev.c

@@ -91,11 +91,9 @@ otx_ep_set_rx_func(struct rte_eth_dev *eth_dev)
 		eth_dev->rx_pkt_burst = &cnxk_ep_recv_pkts;
 #ifdef RTE_ARCH_X86
 		eth_dev->rx_pkt_burst = &cnxk_ep_recv_pkts_sse;
-#ifdef CC_AVX2_SUPPORT
 		if (rte_vect_get_max_simd_bitwidth() >= RTE_VECT_SIMD_256 &&
 		    rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX2) == 1)
 			eth_dev->rx_pkt_burst = &cnxk_ep_recv_pkts_avx;
-#endif
 #elif defined(RTE_ARCH_ARM64)
 		eth_dev->rx_pkt_burst = &cnxk_ep_recv_pkts_neon;
 #endif
@@ -105,11 +103,9 @@ otx_ep_set_rx_func(struct rte_eth_dev *eth_dev)
 		eth_dev->rx_pkt_burst = &cn9k_ep_recv_pkts;
 #ifdef RTE_ARCH_X86
 		eth_dev->rx_pkt_burst = &cn9k_ep_recv_pkts_sse;
-#ifdef CC_AVX2_SUPPORT
 		if (rte_vect_get_max_simd_bitwidth() >= RTE_VECT_SIMD_256 &&
 		    rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX2) == 1)
 			eth_dev->rx_pkt_burst = &cn9k_ep_recv_pkts_avx;
-#endif
 #elif defined(RTE_ARCH_ARM64)
 		eth_dev->rx_pkt_burst = &cn9k_ep_recv_pkts_neon;
 #endif