From 50f0a562f8cc9ed9d9f7f7380434c3c8646172d5 Mon Sep 17 00:00:00 2001 From: Barak Witkowski Date: Mon, 5 Dec 2011 21:52:23 +0000 Subject: [PATCH] bnx2x: add fcoe statistics Add FCoE statistics support for FCoE capable devices. Signed-off-by: Barak Witkowski Signed-off-by: Eilon Greenstein Signed-off-by: Michael Chan Signed-off-by: David S. Miller --- drivers/net/ethernet/broadcom/bnx2x/bnx2x.h | 5 +- .../net/ethernet/broadcom/bnx2x/bnx2x_hsi.h | 56 ++++++++++++++++++- .../net/ethernet/broadcom/bnx2x/bnx2x_main.c | 38 ++++++------- .../net/ethernet/broadcom/bnx2x/bnx2x_stats.c | 44 ++++++++++++++- 4 files changed, 120 insertions(+), 23 deletions(-) diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h index 32af052a96aa..40cfce09b56b 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h @@ -1128,18 +1128,21 @@ enum { enum { BNX2X_PORT_QUERY_IDX, BNX2X_PF_QUERY_IDX, + BNX2X_FCOE_QUERY_IDX, BNX2X_FIRST_QUEUE_QUERY_IDX, }; struct bnx2x_fw_stats_req { struct stats_query_header hdr; - struct stats_query_entry query[STATS_QUERY_CMD_COUNT]; + struct stats_query_entry query[FP_SB_MAX_E1x+ + BNX2X_FIRST_QUEUE_QUERY_IDX]; }; struct bnx2x_fw_stats_data { struct stats_counter storm_counters; struct per_port_stats port; struct per_pf_stats pf; + struct fcoe_statistics_params fcoe; struct per_queue_stats queue_stats[1]; }; diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_hsi.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_hsi.h index 79b6e43b4512..d9f07cb12898 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_hsi.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_hsi.h @@ -4166,8 +4166,62 @@ struct ustorm_eth_rx_producers { /* - * cfc delete event data + * FCoE RX statistics parameters section#0 + */ +struct fcoe_rx_stat_params_section0 { + __le32 fcoe_rx_pkt_cnt; + __le32 fcoe_rx_byte_cnt; +}; + + +/* + * FCoE RX statistics parameters section#1 + */ +struct fcoe_rx_stat_params_section1 { + __le32 fcoe_ver_cnt; + __le32 fcoe_rx_drop_pkt_cnt; +}; + + +/* + * FCoE RX statistics parameters section#2 */ +struct fcoe_rx_stat_params_section2 { + __le32 fc_crc_cnt; + __le32 eofa_del_cnt; + __le32 miss_frame_cnt; + __le32 seq_timeout_cnt; + __le32 drop_seq_cnt; + __le32 fcoe_rx_drop_pkt_cnt; + __le32 fcp_rx_pkt_cnt; + __le32 reserved0; +}; + + +/* + * FCoE TX statistics parameters + */ +struct fcoe_tx_stat_params { + __le32 fcoe_tx_pkt_cnt; + __le32 fcoe_tx_byte_cnt; + __le32 fcp_tx_pkt_cnt; + __le32 reserved0; +}; + +/* + * FCoE statistics parameters + */ +struct fcoe_statistics_params { + struct fcoe_tx_stat_params tx_stat; + struct fcoe_rx_stat_params_section0 rx_stat0; + struct fcoe_rx_stat_params_section1 rx_stat1; + struct fcoe_rx_stat_params_section2 rx_stat2; +}; + + +/* + * cfc delete event data +*/ struct cfc_del_event_data { u32 cid; u32 reserved0; diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index 052ab9996b56..552c564d4ca4 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -2624,15 +2624,6 @@ u32 bnx2x_fw_command(struct bnx2x *bp, u32 command, u32 param) return rc; } -static u8 stat_counter_valid(struct bnx2x *bp, struct bnx2x_fastpath *fp) -{ -#ifdef BCM_CNIC - /* Statistics are not supported for CNIC Clients at the moment */ - if (IS_FCOE_FP(fp)) - return false; -#endif - return true; -} void bnx2x_func_init(struct bnx2x *bp, struct bnx2x_func_init_params *p) { @@ -2676,11 +2667,11 @@ static inline unsigned long bnx2x_get_common_flags(struct bnx2x *bp, * parent connection). The statistics are zeroed when the parent * connection is initialized. */ - if (stat_counter_valid(bp, fp)) { - __set_bit(BNX2X_Q_FLG_STATS, &flags); - if (zero_stats) - __set_bit(BNX2X_Q_FLG_ZERO_STATS, &flags); - } + + __set_bit(BNX2X_Q_FLG_STATS, &flags); + if (zero_stats) + __set_bit(BNX2X_Q_FLG_ZERO_STATS, &flags); + return flags; } @@ -6848,13 +6839,16 @@ void bnx2x_free_mem(struct bnx2x *bp) static inline int bnx2x_alloc_fw_stats_mem(struct bnx2x *bp) { int num_groups; + int is_fcoe_stats = NO_FCOE(bp) ? 0 : 1; - /* number of eth_queues */ - u8 num_queue_stats = BNX2X_NUM_ETH_QUEUES(bp); + /* number of queues for statistics is number of eth queues + FCoE */ + u8 num_queue_stats = BNX2X_NUM_ETH_QUEUES(bp) + is_fcoe_stats; /* Total number of FW statistics requests = - * 1 for port stats + 1 for PF stats + num_eth_queues */ - bp->fw_stats_num = 2 + num_queue_stats; + * 1 for port stats + 1 for PF stats + potential 1 for FCoE stats + + * num of queues + */ + bp->fw_stats_num = 2 + is_fcoe_stats + num_queue_stats; /* Request is built from stats_query_header and an array of @@ -6862,8 +6856,8 @@ static inline int bnx2x_alloc_fw_stats_mem(struct bnx2x *bp) * STATS_QUERY_CMD_COUNT rules. The real number or requests is * configured in the stats_query_header. */ - num_groups = (2 + num_queue_stats) / STATS_QUERY_CMD_COUNT + - (((2 + num_queue_stats) % STATS_QUERY_CMD_COUNT) ? 1 : 0); + num_groups = ((bp->fw_stats_num) / STATS_QUERY_CMD_COUNT) + + (((bp->fw_stats_num) % STATS_QUERY_CMD_COUNT) ? 1 : 0); bp->fw_stats_req_sz = sizeof(struct stats_query_header) + num_groups * sizeof(struct stats_query_cmd_group); @@ -6872,9 +6866,13 @@ static inline int bnx2x_alloc_fw_stats_mem(struct bnx2x *bp) * * stats_counter holds per-STORM counters that are incremented * when STORM has finished with the current request. + * + * memory for FCoE offloaded statistics are counted anyway, + * even if they will not be sent. */ bp->fw_stats_data_sz = sizeof(struct per_port_stats) + sizeof(struct per_pf_stats) + + sizeof(struct fcoe_statistics_params) + sizeof(struct per_queue_stats) * num_queue_stats + sizeof(struct stats_counter); diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c index c9435456294f..41a33ce14352 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c @@ -1501,6 +1501,7 @@ static void bnx2x_func_stats_base_update(struct bnx2x *bp) static inline void bnx2x_prep_fw_stats_req(struct bnx2x *bp) { int i; + int first_queue_query_index; struct stats_query_header *stats_hdr = &bp->fw_stats_req->hdr; dma_addr_t cur_data_offset; @@ -1556,14 +1557,40 @@ static inline void bnx2x_prep_fw_stats_req(struct bnx2x *bp) cur_query_entry->address.hi = cpu_to_le32(U64_HI(cur_data_offset)); cur_query_entry->address.lo = cpu_to_le32(U64_LO(cur_data_offset)); + /**** FCoE FW statistics data ****/ + if (!NO_FCOE(bp)) { + cur_data_offset = bp->fw_stats_data_mapping + + offsetof(struct bnx2x_fw_stats_data, fcoe); + + cur_query_entry = + &bp->fw_stats_req->query[BNX2X_FCOE_QUERY_IDX]; + + cur_query_entry->kind = STATS_TYPE_FCOE; + /* For FCoE query index is a DONT CARE */ + cur_query_entry->index = BP_PORT(bp); + cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp)); + cur_query_entry->address.hi = + cpu_to_le32(U64_HI(cur_data_offset)); + cur_query_entry->address.lo = + cpu_to_le32(U64_LO(cur_data_offset)); + } + /**** Clients' queries ****/ cur_data_offset = bp->fw_stats_data_mapping + offsetof(struct bnx2x_fw_stats_data, queue_stats); + /* first queue query index depends whether FCoE offloaded request will + * be included in the ramrod + */ + if (!NO_FCOE(bp)) + first_queue_query_index = BNX2X_FIRST_QUEUE_QUERY_IDX; + else + first_queue_query_index = BNX2X_FIRST_QUEUE_QUERY_IDX - 1; + for_each_eth_queue(bp, i) { cur_query_entry = &bp->fw_stats_req-> - query[BNX2X_FIRST_QUEUE_QUERY_IDX + i]; + query[first_queue_query_index + i]; cur_query_entry->kind = STATS_TYPE_QUEUE; cur_query_entry->index = bnx2x_stats_id(&bp->fp[i]); @@ -1575,6 +1602,21 @@ static inline void bnx2x_prep_fw_stats_req(struct bnx2x *bp) cur_data_offset += sizeof(struct per_queue_stats); } + + /* add FCoE queue query if needed */ + if (!NO_FCOE(bp)) { + cur_query_entry = + &bp->fw_stats_req-> + query[first_queue_query_index + i]; + + cur_query_entry->kind = STATS_TYPE_QUEUE; + cur_query_entry->index = bnx2x_stats_id(&bp->fp[FCOE_IDX]); + cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp)); + cur_query_entry->address.hi = + cpu_to_le32(U64_HI(cur_data_offset)); + cur_query_entry->address.lo = + cpu_to_le32(U64_LO(cur_data_offset)); + } } void bnx2x_stats_init(struct bnx2x *bp) -- 2.20.1