X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fbnxt%2Fbnxt_ring.h;h=daf980495614aa1f77a55fa9db025d0c54715886;hb=f0f5d844d138;hp=65bf3e2f5ad64ea001a99f5f6c9957972900f5bb;hpb=edafb57ba4a16a58de7d33cbdce14ecf8a6cfd00;p=dpdk.git diff --git a/drivers/net/bnxt/bnxt_ring.h b/drivers/net/bnxt/bnxt_ring.h index 65bf3e2f5a..daf9804956 100644 --- a/drivers/net/bnxt/bnxt_ring.h +++ b/drivers/net/bnxt/bnxt_ring.h @@ -10,7 +10,8 @@ #include -#define RING_NEXT(ring, idx) (((idx) + 1) & (ring)->ring_mask) +#define RING_ADV(ring, idx, n) (((idx) + (n)) & (ring)->ring_mask) +#define RING_NEXT(ring, idx) RING_ADV(ring, idx, 1) #define DB_IDX_MASK 0xffffff #define DB_IDX_VALID (0x1 << 26) @@ -26,7 +27,6 @@ #define DEFAULT_RX_RING_SIZE 256 #define DEFAULT_TX_RING_SIZE 256 -#define BNXT_TPA_MAX 64 #define AGG_RING_SIZE_FACTOR 2 #define AGG_RING_MULTIPLIER 2 @@ -48,6 +48,7 @@ struct bnxt_ring { void **vmem; uint16_t fw_ring_id; /* Ring id filled by Chimp FW */ + uint16_t fw_rx_ring_id; const void *mem_zone; }; @@ -64,12 +65,65 @@ struct bnxt_tx_ring_info; struct bnxt_rx_ring_info; struct bnxt_cp_ring_info; void bnxt_free_ring(struct bnxt_ring *ring); -int bnxt_init_ring_grps(struct bnxt *bp); +int bnxt_alloc_ring_grps(struct bnxt *bp); int bnxt_alloc_rings(struct bnxt *bp, uint16_t qidx, struct bnxt_tx_queue *txq, struct bnxt_rx_queue *rxq, struct bnxt_cp_ring_info *cp_ring_info, + struct bnxt_cp_ring_info *nq_ring_info, const char *suffix); +int bnxt_alloc_hwrm_rx_ring(struct bnxt *bp, int queue_index); int bnxt_alloc_hwrm_rings(struct bnxt *bp); +int bnxt_alloc_async_cp_ring(struct bnxt *bp); +void bnxt_free_async_cp_ring(struct bnxt *bp); +int bnxt_alloc_async_ring_struct(struct bnxt *bp); +int bnxt_alloc_rxtx_nq_ring(struct bnxt *bp); +void bnxt_free_rxtx_nq_ring(struct bnxt *bp); + +static inline void bnxt_db_write(struct bnxt_db_info *db, uint32_t idx) +{ + rte_io_wmb(); + + if (db->db_64) + rte_write64_relaxed(db->db_key64 | idx, db->doorbell); + else + rte_write32_relaxed(db->db_key32 | idx, db->doorbell); +} + +/* Ring an NQ doorbell and disable interrupts for the ring. */ +static inline void bnxt_db_nq(struct bnxt_cp_ring_info *cpr) +{ + if (unlikely(!cpr->cp_db.db_64)) + return; + + rte_io_wmb(); + rte_write64_relaxed(cpr->cp_db.db_key64 | DBR_TYPE_NQ | + RING_CMP(cpr->cp_ring_struct, cpr->cp_raw_cons), + cpr->cp_db.doorbell); +} + +/* Ring an NQ doorbell and enable interrupts for the ring. */ +static inline void bnxt_db_nq_arm(struct bnxt_cp_ring_info *cpr) +{ + if (unlikely(!cpr->cp_db.db_64)) + return; + + rte_io_wmb(); + rte_write64_relaxed(cpr->cp_db.db_key64 | DBR_TYPE_NQ_ARM | + RING_CMP(cpr->cp_ring_struct, cpr->cp_raw_cons), + cpr->cp_db.doorbell); +} + +static inline void bnxt_db_cq(struct bnxt_cp_ring_info *cpr) +{ + struct bnxt_db_info *db = &cpr->cp_db; + uint32_t idx = RING_CMP(cpr->cp_ring_struct, cpr->cp_raw_cons); + + rte_compiler_barrier(); + if (db->db_64) + rte_write64_relaxed(db->db_key64 | idx, db->doorbell); + else + B_CP_DIS_DB(cpr, cpr->cp_raw_cons); +} #endif