diff options
Diffstat (limited to 'drivers/net/bnx2x/bnx2x.h')
| -rw-r--r-- | drivers/net/bnx2x/bnx2x.h | 181 |
1 files changed, 120 insertions, 61 deletions
diff --git a/drivers/net/bnx2x/bnx2x.h b/drivers/net/bnx2x/bnx2x.h index 16dc2c9df8b7..53fa8ea983e9 100644 --- a/drivers/net/bnx2x/bnx2x.h +++ b/drivers/net/bnx2x/bnx2x.h @@ -120,6 +120,7 @@ do { \ #ifdef BNX2X_STOP_ON_ERROR +void bnx2x_int_disable(struct bnx2x *bp); #define bnx2x_panic() do { \ bp->panic = 1; \ BNX2X_ERR("driver assert\n"); \ @@ -240,21 +241,21 @@ do { \ */ /* iSCSI L2 */ #define BNX2X_ISCSI_ETH_CL_ID_IDX 1 -#define BNX2X_ISCSI_ETH_CID 17 +#define BNX2X_ISCSI_ETH_CID 49 /* FCoE L2 */ #define BNX2X_FCOE_ETH_CL_ID_IDX 2 -#define BNX2X_FCOE_ETH_CID 18 +#define BNX2X_FCOE_ETH_CID 50 /** Additional rings budgeting */ #ifdef BCM_CNIC -#define CNIC_CONTEXT_USE 1 -#define FCOE_CONTEXT_USE 1 +#define CNIC_PRESENT 1 +#define FCOE_PRESENT 1 #else -#define CNIC_CONTEXT_USE 0 -#define FCOE_CONTEXT_USE 0 +#define CNIC_PRESENT 0 +#define FCOE_PRESENT 0 #endif /* BCM_CNIC */ -#define NONE_ETH_CONTEXT_USE (FCOE_CONTEXT_USE) +#define NON_ETH_CONTEXT_USE (FCOE_PRESENT) #define AEU_IN_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR \ AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR @@ -262,8 +263,35 @@ do { \ #define SM_RX_ID 0 #define SM_TX_ID 1 -/* fast path */ +/* defines for multiple tx priority indices */ +#define FIRST_TX_ONLY_COS_INDEX 1 +#define FIRST_TX_COS_INDEX 0 + +/* defines for decodeing the fastpath index and the cos index out of the + * transmission queue index + */ +#define MAX_TXQS_PER_COS FP_SB_MAX_E1x + +#define TXQ_TO_FP(txq_index) ((txq_index) % MAX_TXQS_PER_COS) +#define TXQ_TO_COS(txq_index) ((txq_index) / MAX_TXQS_PER_COS) + +/* rules for calculating the cids of tx-only connections */ +#define CID_TO_FP(cid) ((cid) % MAX_TXQS_PER_COS) +#define CID_COS_TO_TX_ONLY_CID(cid, cos) (cid + cos * MAX_TXQS_PER_COS) + +/* fp index inside class of service range */ +#define FP_COS_TO_TXQ(fp, cos) ((fp)->index + cos * MAX_TXQS_PER_COS) + +/* + * 0..15 eth cos0 + * 16..31 eth cos1 if applicable + * 32..47 eth cos2 If applicable + * fcoe queue follows eth queues (16, 32, 48 depending on cos) + */ +#define MAX_ETH_TXQ_IDX(bp) (MAX_TXQS_PER_COS * (bp)->max_cos) +#define FCOE_TXQ_IDX(bp) (MAX_ETH_TXQ_IDX(bp)) +/* fast path */ struct sw_rx_bd { struct sk_buff *skb; DEFINE_DMA_UNMAP_ADDR(mapping); @@ -388,6 +416,29 @@ struct bnx2x_agg_info { #define Q_STATS_OFFSET32(stat_name) \ (offsetof(struct bnx2x_eth_q_stats, stat_name) / 4) +struct bnx2x_fp_txdata { + + struct sw_tx_bd *tx_buf_ring; + + union eth_tx_bd_types *tx_desc_ring; + dma_addr_t tx_desc_mapping; + + u32 cid; + + union db_prod tx_db; + + u16 tx_pkt_prod; + u16 tx_pkt_cons; + u16 tx_bd_prod; + u16 tx_bd_cons; + + unsigned long tx_pkt; + + __le16 *tx_cons_sb; + + int txq_index; +}; + struct bnx2x_fastpath { struct bnx2x *bp; /* parent */ @@ -404,10 +455,8 @@ struct bnx2x_fastpath { dma_addr_t status_blk_mapping; - struct sw_tx_bd *tx_buf_ring; - - union eth_tx_bd_types *tx_desc_ring; - dma_addr_t tx_desc_mapping; + u8 max_cos; /* actual number of active tx coses */ + struct bnx2x_fp_txdata txdata[BNX2X_MULTI_TX_COS]; struct sw_rx_bd *rx_buf_ring; /* BDs mappings ring */ struct sw_rx_page *rx_page_ring; /* SGE pages mappings ring */ @@ -426,20 +475,13 @@ struct bnx2x_fastpath { u32 cid; + __le16 fp_hc_idx; + u8 index; /* number in fp array */ u8 cl_id; /* eth client id */ u8 cl_qzone_id; u8 fw_sb_id; /* status block number in FW */ u8 igu_sb_id; /* status block number in HW */ - union db_prod tx_db; - - u16 tx_pkt_prod; - u16 tx_pkt_cons; - u16 tx_bd_prod; - u16 tx_bd_cons; - __le16 *tx_cons_sb; - - __le16 fp_hc_idx; u16 rx_bd_prod; u16 rx_bd_cons; @@ -449,8 +491,7 @@ struct bnx2x_fastpath { /* The last maximal completed SGE */ u16 last_max_sge; __le16 *rx_cons_sb; - unsigned long tx_pkt, - rx_pkt, + unsigned long rx_pkt, rx_calls; /* TPA related */ @@ -489,8 +530,12 @@ struct bnx2x_fastpath { #define FCOE_IDX BNX2X_NUM_ETH_QUEUES(bp) #define bnx2x_fcoe_fp(bp) (&bp->fp[FCOE_IDX]) #define bnx2x_fcoe(bp, var) (bnx2x_fcoe_fp(bp)->var) +#define bnx2x_fcoe_tx(bp, var) (bnx2x_fcoe_fp(bp)-> \ + txdata[FIRST_TX_COS_INDEX].var) +#define IS_ETH_FP(fp) (fp->index < \ + BNX2X_NUM_ETH_QUEUES(fp->bp)) #ifdef BCM_CNIC #define IS_FCOE_FP(fp) (fp->index == FCOE_IDX) #define IS_FCOE_IDX(idx) ((idx) == FCOE_IDX) @@ -649,18 +694,23 @@ struct bnx2x_fastpath { #define HC_INDEX_TOE_TX_CQ_CONS 4 /* Formerly Cstorm TOE CQ index */ /* (HC_INDEX_C_TOE_TX_CQ_CONS) */ -#define HC_INDEX_ETH_TX_CQ_CONS 5 /* Formerly Cstorm ETH CQ index */ +#define HC_INDEX_ETH_TX_CQ_CONS_COS0 5 /* Formerly Cstorm ETH CQ index */ + /* (HC_INDEX_C_ETH_TX_CQ_CONS) */ +#define HC_INDEX_ETH_TX_CQ_CONS_COS1 6 /* Formerly Cstorm ETH CQ index */ + /* (HC_INDEX_C_ETH_TX_CQ_CONS) */ +#define HC_INDEX_ETH_TX_CQ_CONS_COS2 7 /* Formerly Cstorm ETH CQ index */ /* (HC_INDEX_C_ETH_TX_CQ_CONS) */ -#define U_SB_ETH_RX_CQ_INDEX HC_INDEX_ETH_RX_CQ_CONS -#define U_SB_ETH_RX_BD_INDEX HC_INDEX_ETH_RX_BD_CONS -#define C_SB_ETH_TX_CQ_INDEX HC_INDEX_ETH_TX_CQ_CONS +#define HC_INDEX_ETH_FIRST_TX_CQ_CONS HC_INDEX_ETH_TX_CQ_CONS_COS0 + #define BNX2X_RX_SB_INDEX \ (&fp->sb_index_values[HC_INDEX_ETH_RX_CQ_CONS]) -#define BNX2X_TX_SB_INDEX \ - (&fp->sb_index_values[C_SB_ETH_TX_CQ_INDEX]) +#define BNX2X_TX_SB_INDEX_BASE BNX2X_TX_SB_INDEX_COS0 + +#define BNX2X_TX_SB_INDEX_COS0 \ + (&fp->sb_index_values[HC_INDEX_ETH_TX_CQ_CONS_COS0]) /* end of fast path */ @@ -845,25 +895,6 @@ extern struct workqueue_struct *bnx2x_wq; /* fast-path interrupt contexts E2 */ #define FP_SB_MAX_E2 HC_SB_MAX_SB_E2 -/* - * cid_cnt paramter below refers to the value returned by - * 'bnx2x_get_l2_cid_count()' routine - */ - -/* - * The number of FP context allocated by the driver == max number of regular - * L2 queues + 1 for the FCoE L2 queue - */ -#define L2_FP_COUNT(cid_cnt) ((cid_cnt) - FCOE_CONTEXT_USE) - -/* - * The number of FP-SB allocated by the driver == max number of regular L2 - * queues + 1 for the CNIC which also consumes an FP-SB - */ -#define FP_SB_COUNT(cid_cnt) ((cid_cnt) - CNIC_CONTEXT_USE) -#define NUM_IGU_SB_REQUIRED(cid_cnt) \ - (FP_SB_COUNT(cid_cnt) - NONE_ETH_CONTEXT_USE) - union cdu_context { struct eth_context eth; char pad[1024]; @@ -871,7 +902,7 @@ union cdu_context { /* CDU host DB constants */ #define CDU_ILT_PAGE_SZ_HW 3 -#define CDU_ILT_PAGE_SZ (4096 << CDU_ILT_PAGE_SZ_HW) /* 32K */ +#define CDU_ILT_PAGE_SZ (8192 << CDU_ILT_PAGE_SZ_HW) /* 64K */ #define ILT_PAGE_CIDS (CDU_ILT_PAGE_SZ / sizeof(union cdu_context)) #ifdef BCM_CNIC @@ -1048,6 +1079,7 @@ struct bnx2x_fw_stats_data { /* Public slow path states */ enum { + BNX2X_SP_RTNL_SETUP_TC, BNX2X_SP_RTNL_TX_TIMEOUT, }; @@ -1226,6 +1258,10 @@ struct bnx2x { #define BNX2X_STATE_ERROR 0xf000 int multi_mode; +#define BNX2X_MAX_PRIORITY 8 +#define BNX2X_MAX_ENTRIES_PER_PRI 16 +#define BNX2X_MAX_COS 3 +#define BNX2X_MAX_TX_COS 2 int num_queues; int disable_tpa; @@ -1275,11 +1311,21 @@ struct bnx2x { struct bnx2x_ilt *ilt; #define BP_ILT(bp) ((bp)->ilt) #define ILT_MAX_LINES 256 +/* + * Maximum supported number of RSS queues: number of IGU SBs minus one that goes + * to CNIC. + */ +#define BNX2X_MAX_RSS_COUNT(bp) ((bp)->igu_sb_cnt - CNIC_PRESENT) - int l2_cid_count; -#define L2_ILT_LINES(bp) (DIV_ROUND_UP((bp)->l2_cid_count, \ - ILT_PAGE_CIDS)) -#define BNX2X_DB_SIZE(bp) ((bp)->l2_cid_count * (1 << BNX2X_DB_SHIFT)) +/* + * Maximum CID count that might be required by the bnx2x: + * Max Tss * Max_Tx_Multi_Cos + CNIC L2 Clients (FCoE and iSCSI related) + */ +#define BNX2X_L2_CID_COUNT(bp) (MAX_TXQS_PER_COS * BNX2X_MULTI_TX_COS +\ + NON_ETH_CONTEXT_USE + CNIC_PRESENT) +#define L2_ILT_LINES(bp) (DIV_ROUND_UP(BNX2X_L2_CID_COUNT(bp),\ + ILT_PAGE_CIDS)) +#define BNX2X_DB_SIZE(bp) (BNX2X_L2_CID_COUNT(bp) * (1 << BNX2X_DB_SHIFT)) int qm_cid_count; @@ -1421,16 +1467,24 @@ struct bnx2x { u32 dcbx_remote_flags; #endif u32 pending_max; + + /* multiple tx classes of service */ + u8 max_cos; + + /* priority to cos mapping */ + u8 prio_to_cos[8]; }; /* Tx queues may be less or equal to Rx queues */ extern int num_queues; #define BNX2X_NUM_QUEUES(bp) (bp->num_queues) -#define BNX2X_NUM_ETH_QUEUES(bp) (BNX2X_NUM_QUEUES(bp) - NONE_ETH_CONTEXT_USE) +#define BNX2X_NUM_ETH_QUEUES(bp) (BNX2X_NUM_QUEUES(bp) - NON_ETH_CONTEXT_USE) +#define BNX2X_NUM_RX_QUEUES(bp) BNX2X_NUM_QUEUES(bp) #define is_multi(bp) (BNX2X_NUM_QUEUES(bp) > 1) -#define BNX2X_MAX_QUEUES(bp) (bp->igu_sb_cnt - CNIC_CONTEXT_USE) +#define BNX2X_MAX_QUEUES(bp) BNX2X_MAX_RSS_COUNT(bp) +/* #define is_eth_multi(bp) (BNX2X_NUM_ETH_QUEUES(bp) > 1) */ #define RSS_IPV4_CAP_MASK \ TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_CAPABILITY @@ -1465,35 +1519,40 @@ struct bnx2x_func_init_params { }; #define for_each_eth_queue(bp, var) \ - for (var = 0; var < BNX2X_NUM_ETH_QUEUES(bp); var++) + for ((var) = 0; (var) < BNX2X_NUM_ETH_QUEUES(bp); (var)++) #define for_each_nondefault_eth_queue(bp, var) \ - for (var = 1; var < BNX2X_NUM_ETH_QUEUES(bp); var++) + for ((var) = 1; (var) < BNX2X_NUM_ETH_QUEUES(bp); (var)++) #define for_each_queue(bp, var) \ - for (var = 0; var < BNX2X_NUM_QUEUES(bp); var++) \ + for ((var) = 0; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \ if (skip_queue(bp, var)) \ continue; \ else +/* Skip forwarding FP */ #define for_each_rx_queue(bp, var) \ - for (var = 0; var < BNX2X_NUM_QUEUES(bp); var++) \ + for ((var) = 0; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \ if (skip_rx_queue(bp, var)) \ continue; \ else +/* Skip OOO FP */ #define for_each_tx_queue(bp, var) \ - for (var = 0; var < BNX2X_NUM_QUEUES(bp); var++) \ + for ((var) = 0; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \ if (skip_tx_queue(bp, var)) \ continue; \ else #define for_each_nondefault_queue(bp, var) \ - for (var = 1; var < BNX2X_NUM_QUEUES(bp); var++) \ + for ((var) = 1; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \ if (skip_queue(bp, var)) \ continue; \ else +#define for_each_cos_in_tx_queue(fp, var) \ + for ((var) = 0; (var) < (fp)->max_cos; (var)++) + /* skip rx queue * if FCOE l2 support is disabled and this is the fcoe L2 queue */ |