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From: Helin Zhang <helin.zhang@intel.com>
To: dev@dpdk.org
Date: Mon, 20 Oct 2014 10:58:16 +0800
Message-Id: <1413773898-24137-2-git-send-email-helin.zhang@intel.com>
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<1413773898-24137-1-git-send-email-helin.zhang@intel.com>
Subject: [dpdk-dev] [PATCH v3 1/3] ethdev: improvement for constant usage
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Forced type conversion is not needed to define a macro with
constant. The alternate is to let compiler use the default width,
or specify the width with suffix of 'U', 'UL', 'ULL', etc.
Signed-off-by: Helin Zhang <helin.zhang@intel.com>
---
lib/librte_ether/rte_ethdev.h | 47 ++++++++++++++++++++++---------------------
1 file changed, 24 insertions(+), 23 deletions(-)
diff --git a/lib/librte_ether/rte_ethdev.h b/lib/librte_ether/rte_ethdev.h
index 13be711..cf0d48c 100644
--- a/lib/librte_ether/rte_ethdev.h
+++ b/lib/librte_ether/rte_ethdev.h
@@ -362,30 +362,31 @@ struct rte_eth_rss_conf {
#define ETH_RSS_L2_PAYLOAD_SHIFT 63
/* for 1G & 10G */
-#define ETH_RSS_IPV4 ((uint16_t)1 << ETH_RSS_IPV4_SHIFT)
-#define ETH_RSS_IPV4_TCP ((uint16_t)1 << ETH_RSS_IPV4_TCP_SHIFT)
-#define ETH_RSS_IPV6 ((uint16_t)1 << ETH_RSS_IPV6_SHIFT)
-#define ETH_RSS_IPV6_EX ((uint16_t)1 << ETH_RSS_IPV6_EX_SHIFT)
-#define ETH_RSS_IPV6_TCP ((uint16_t)1 << ETH_RSS_IPV6_TCP_SHIFT)
-#define ETH_RSS_IPV6_TCP_EX ((uint16_t)1 << ETH_RSS_IPV6_TCP_EX_SHIFT)
-#define ETH_RSS_IPV4_UDP ((uint16_t)1 << ETH_RSS_IPV4_UDP_SHIFT)
-#define ETH_RSS_IPV6_UDP ((uint16_t)1 << ETH_RSS_IPV6_UDP_SHIFT)
-#define ETH_RSS_IPV6_UDP_EX ((uint16_t)1 << ETH_RSS_IPV6_UDP_EX_SHIFT)
+#define ETH_RSS_IPV4 (1 << ETH_RSS_IPV4_SHIFT)
+#define ETH_RSS_IPV4_TCP (1 << ETH_RSS_IPV4_TCP_SHIFT)
+#define ETH_RSS_IPV6 (1 << ETH_RSS_IPV6_SHIFT)
+#define ETH_RSS_IPV6_EX (1 << ETH_RSS_IPV6_EX_SHIFT)
+#define ETH_RSS_IPV6_TCP (1 << ETH_RSS_IPV6_TCP_SHIFT)
+#define ETH_RSS_IPV6_TCP_EX (1 << ETH_RSS_IPV6_TCP_EX_SHIFT)
+#define ETH_RSS_IPV4_UDP (1 << ETH_RSS_IPV4_UDP_SHIFT)
+#define ETH_RSS_IPV6_UDP (1 << ETH_RSS_IPV6_UDP_SHIFT)
+#define ETH_RSS_IPV6_UDP_EX (1 << ETH_RSS_IPV6_UDP_EX_SHIFT)
/* for 40G only */
-#define ETH_RSS_NONF_IPV4_UDP ((uint64_t)1 << ETH_RSS_NONF_IPV4_UDP_SHIFT)
-#define ETH_RSS_NONF_IPV4_TCP ((uint64_t)1 << ETH_RSS_NONF_IPV4_TCP_SHIFT)
-#define ETH_RSS_NONF_IPV4_SCTP ((uint64_t)1 << ETH_RSS_NONF_IPV4_SCTP_SHIFT)
-#define ETH_RSS_NONF_IPV4_OTHER ((uint64_t)1 << ETH_RSS_NONF_IPV4_OTHER_SHIFT)
-#define ETH_RSS_FRAG_IPV4 ((uint64_t)1 << ETH_RSS_FRAG_IPV4_SHIFT)
-#define ETH_RSS_NONF_IPV6_UDP ((uint64_t)1 << ETH_RSS_NONF_IPV6_UDP_SHIFT)
-#define ETH_RSS_NONF_IPV6_TCP ((uint64_t)1 << ETH_RSS_NONF_IPV6_TCP_SHIFT)
-#define ETH_RSS_NONF_IPV6_SCTP ((uint64_t)1 << ETH_RSS_NONF_IPV6_SCTP_SHIFT)
-#define ETH_RSS_NONF_IPV6_OTHER ((uint64_t)1 << ETH_RSS_NONF_IPV6_OTHER_SHIFT)
-#define ETH_RSS_FRAG_IPV6 ((uint64_t)1 << ETH_RSS_FRAG_IPV6_SHIFT)
-#define ETH_RSS_FCOE_OX ((uint64_t)1 << ETH_RSS_FCOE_OX_SHIFT) /* not used */
-#define ETH_RSS_FCOE_RX ((uint64_t)1 << ETH_RSS_FCOE_RX_SHIFT) /* not used */
-#define ETH_RSS_FCOE_OTHER ((uint64_t)1 << ETH_RSS_FCOE_OTHER_SHIFT) /* not used */
-#define ETH_RSS_L2_PAYLOAD ((uint64_t)1 << ETH_RSS_L2_PAYLOAD_SHIFT)
+#define ETH_RSS_NONF_IPV4_UDP (1ULL << ETH_RSS_NONF_IPV4_UDP_SHIFT)
+#define ETH_RSS_NONF_IPV4_TCP (1ULL << ETH_RSS_NONF_IPV4_TCP_SHIFT)
+#define ETH_RSS_NONF_IPV4_SCTP (1ULL << ETH_RSS_NONF_IPV4_SCTP_SHIFT)
+#define ETH_RSS_NONF_IPV4_OTHER (1ULL << ETH_RSS_NONF_IPV4_OTHER_SHIFT)
+#define ETH_RSS_FRAG_IPV4 (1ULL << ETH_RSS_FRAG_IPV4_SHIFT)
+#define ETH_RSS_NONF_IPV6_UDP (1ULL << ETH_RSS_NONF_IPV6_UDP_SHIFT)
+#define ETH_RSS_NONF_IPV6_TCP (1ULL << ETH_RSS_NONF_IPV6_TCP_SHIFT)
+#define ETH_RSS_NONF_IPV6_SCTP (1ULL << ETH_RSS_NONF_IPV6_SCTP_SHIFT)
+#define ETH_RSS_NONF_IPV6_OTHER (1ULL << ETH_RSS_NONF_IPV6_OTHER_SHIFT)
+#define ETH_RSS_FRAG_IPV6 (1ULL << ETH_RSS_FRAG_IPV6_SHIFT)
+/* FCOE relevant should not be used */
+#define ETH_RSS_FCOE_OX (1ULL << ETH_RSS_FCOE_OX_SHIFT)
+#define ETH_RSS_FCOE_RX (1ULL << ETH_RSS_FCOE_RX_SHIFT)
+#define ETH_RSS_FCOE_OTHER (1ULL << ETH_RSS_FCOE_OTHER_SHIFT)
+#define ETH_RSS_L2_PAYLOAD (1ULL << ETH_RSS_L2_PAYLOAD_SHIFT)
#define ETH_RSS_IP ( \
ETH_RSS_IPV4 | \
--
1.8.1.4