X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Ffm10k%2Ffm10k_rxtx_vec.c;h=d23bfe9b79ff99a190d88d433cff232524c78bc2;hb=51d5f8ec953c80a87fb1da83ff3cb03d1d32ef2b;hp=89cd95829e956ff3d713814b8c31e15466d80514;hpb=dc448dc4609fb82655283c8e51692e33a01d8fe7;p=dpdk.git

diff --git a/drivers/net/fm10k/fm10k_rxtx_vec.c b/drivers/net/fm10k/fm10k_rxtx_vec.c
index 89cd95829e..d23bfe9b79 100644
--- a/drivers/net/fm10k/fm10k_rxtx_vec.c
+++ b/drivers/net/fm10k/fm10k_rxtx_vec.c
@@ -331,6 +331,8 @@ fm10k_rxq_rearm(struct fm10k_rx_queue *rxq)
 		*(uint64_t *)p1 = rxq->mbuf_initializer;
 
 		/* load buf_addr(lo 64bit) and buf_physaddr(hi 64bit) */
+		RTE_BUILD_BUG_ON(offsetof(struct rte_mbuf, buf_physaddr) !=
+				offsetof(struct rte_mbuf, buf_addr) + 8);
 		vaddr0 = _mm_loadu_si128((__m128i *)&mb0->buf_addr);
 		vaddr1 = _mm_loadu_si128((__m128i *)&mb1->buf_addr);
 
@@ -448,6 +450,19 @@ fm10k_recv_raw_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,
 		0xFF, 0xFF,  /* skip high 16 bits pkt_type */
 		0xFF, 0xFF   /* Skip pkt_type field in shuffle operation */
 		);
+	/*
+	 * Compile-time verify the shuffle mask
+	 * NOTE: some field positions already verified above, but duplicated
+	 * here for completeness in case of future modifications.
+	 */
+	RTE_BUILD_BUG_ON(offsetof(struct rte_mbuf, pkt_len) !=
+			offsetof(struct rte_mbuf, rx_descriptor_fields1) + 4);
+	RTE_BUILD_BUG_ON(offsetof(struct rte_mbuf, data_len) !=
+			offsetof(struct rte_mbuf, rx_descriptor_fields1) + 8);
+	RTE_BUILD_BUG_ON(offsetof(struct rte_mbuf, vlan_tci) !=
+			offsetof(struct rte_mbuf, rx_descriptor_fields1) + 10);
+	RTE_BUILD_BUG_ON(offsetof(struct rte_mbuf, hash) !=
+			offsetof(struct rte_mbuf, rx_descriptor_fields1) + 12);
 
 	/* Cache is empty -> need to scan the buffer rings, but first move
 	 * the next 'n' mbufs into the cache
@@ -467,9 +482,13 @@ fm10k_recv_raw_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,
 		__m128i descs0[RTE_FM10K_DESCS_PER_LOOP];
 		__m128i pkt_mb1, pkt_mb2, pkt_mb3, pkt_mb4;
 		__m128i zero, staterr, sterr_tmp1, sterr_tmp2;
-		__m128i mbp1, mbp2; /* two mbuf pointer in one XMM reg. */
+		__m128i mbp1;
+		/* 2 64 bit or 4 32 bit mbuf pointers in one XMM reg. */
+#if defined(RTE_ARCH_X86_64)
+		__m128i mbp2;
+#endif
 
-		/* B.1 load 1 mbuf point */
+		/* B.1 load 2 (64 bit) or 4 (32 bit) mbuf points */
 		mbp1 = _mm_loadu_si128((__m128i *)&mbufp[pos]);
 
 		/* Read desc statuses backwards to avoid race condition */
@@ -477,11 +496,13 @@ fm10k_recv_raw_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,
 		descs0[3] = _mm_loadu_si128((__m128i *)(rxdp + 3));
 		rte_compiler_barrier();
 
-		/* B.2 copy 2 mbuf point into rx_pkts  */
+		/* B.2 copy 2 64 bit or 4 32 bit mbuf point into rx_pkts */
 		_mm_storeu_si128((__m128i *)&rx_pkts[pos], mbp1);
 
-		/* B.1 load 1 mbuf point */
+#if defined(RTE_ARCH_X86_64)
+		/* B.1 load 2 64 bit mbuf poitns */
 		mbp2 = _mm_loadu_si128((__m128i *)&mbufp[pos+2]);
+#endif
 
 		descs0[2] = _mm_loadu_si128((__m128i *)(rxdp + 2));
 		rte_compiler_barrier();
@@ -490,8 +511,10 @@ fm10k_recv_raw_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,
 		rte_compiler_barrier();
 		descs0[0] = _mm_loadu_si128((__m128i *)(rxdp));
 
+#if defined(RTE_ARCH_X86_64)
 		/* B.2 copy 2 mbuf point into rx_pkts  */
 		_mm_storeu_si128((__m128i *)&rx_pkts[pos+2], mbp2);
+#endif
 
 		/* avoid compiler reorder optimization */
 		rte_compiler_barrier();
@@ -730,7 +753,7 @@ vtx(volatile struct fm10k_tx_desc *txdp,
 		vtx1(txdp, *pkt, flags);
 }
 
-static inline int __attribute__((always_inline))
+static __rte_always_inline int
 fm10k_tx_free_bufs(struct fm10k_tx_queue *txq)
 {
 	struct rte_mbuf **txep;
@@ -786,7 +809,7 @@ fm10k_tx_free_bufs(struct fm10k_tx_queue *txq)
 	return txq->rs_thresh;
 }
 
-static inline void __attribute__((always_inline))
+static __rte_always_inline void
 tx_backlog_entry(struct rte_mbuf **txep,
 		 struct rte_mbuf **tx_pkts, uint16_t nb_pkts)
 {