X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fenetc%2Fenetc.h;h=14ef3bc18b0d1428b62691d243e31d6826b843ec;hb=0064bf431899b19c37960dd77523525497a5964e;hp=817e4b4347335f989b5241d7534359baa7cc5a3e;hpb=696fa399d797d82bc171eaa54a289176236105b0;p=dpdk.git

diff --git a/drivers/net/enetc/enetc.h b/drivers/net/enetc/enetc.h
index 817e4b4347..14ef3bc18b 100644
--- a/drivers/net/enetc/enetc.h
+++ b/drivers/net/enetc/enetc.h
@@ -1,5 +1,5 @@
 /* SPDX-License-Identifier: BSD-3-Clause
- * Copyright 2018 NXP
+ * Copyright 2018-2019 NXP
  */
 
 #ifndef _ENETC_H_
@@ -17,6 +17,18 @@
 /* Max RX rings per ENTEC. */
 #define MAX_RX_RINGS	1
 
+/* Max BD counts per Ring. */
+#define MAX_BD_COUNT   64000
+/* Min BD counts per Ring. */
+#define MIN_BD_COUNT   32
+/* BD ALIGN */
+#define BD_ALIGN       8
+
+/* minimum frame size supported */
+#define ENETC_MAC_MINFRM_SIZE	68
+/* maximum frame size supported */
+#define ENETC_MAC_MAXFRM_SIZE	9600
+
 /*
  * upper_32_bits - return bits 32-63 of a number
  * @n: the number we're accessing
@@ -41,22 +53,23 @@ struct enetc_swbd {
 };
 
 struct enetc_bdr {
-	struct rte_eth_dev *ndev;
-	struct rte_mempool *mb_pool;   /* mbuf pool to populate RX ring. */
 	void *bd_base;			/* points to Rx or Tx BD ring */
+	struct enetc_swbd *q_swbd;
 	union {
 		void *tcir;
 		void *rcir;
 	};
-	uint16_t index;
 	int bd_count; /* # of BDs */
 	int next_to_use;
 	int next_to_clean;
-	struct enetc_swbd *q_swbd;
+	uint16_t index;
+	uint8_t	crc_len; /* 0 if CRC stripped, 4 otherwise */
 	union {
 		void *tcisr; /* Tx */
 		int next_to_alloc; /* Rx */
 	};
+	struct rte_mempool *mb_pool;   /* mbuf pool to populate RX ring. */
+	struct rte_eth_dev *ndev;
 };
 
 /*
@@ -79,9 +92,23 @@ struct enetc_eth_adapter {
 #define ENETC_DEV_PRIVATE_TO_INTR(adapter) \
 	(&((struct enetc_eth_adapter *)adapter)->intr)
 
-#define ENETC_GET_HW_ADDR(reg, addr) ((void *)(((size_t)reg) + (addr)))
-#define ENETC_REG_READ(addr) (*(uint32_t *)addr)
-#define ENETC_REG_WRITE(addr, val) (*(uint32_t *)addr = val)
-#define ENETC_REG_WRITE_RELAXED(addr, val) (*(uint32_t *)addr = val)
+/*
+ * RX/TX ENETC function prototypes
+ */
+uint16_t enetc_xmit_pkts(void *txq, struct rte_mbuf **tx_pkts,
+		uint16_t nb_pkts);
+uint16_t enetc_recv_pkts(void *rxq, struct rte_mbuf **rx_pkts,
+		uint16_t nb_pkts);
+
+
+int enetc_refill_rx_ring(struct enetc_bdr *rx_ring, const int buff_cnt);
+
+static inline int
+enetc_bd_unused(struct enetc_bdr *bdr)
+{
+	if (bdr->next_to_clean > bdr->next_to_use)
+		return bdr->next_to_clean - bdr->next_to_use - 1;
 
+	return bdr->bd_count + bdr->next_to_clean - bdr->next_to_use - 1;
+}
 #endif /* _ENETC_H_ */