Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 1 | /* |
Rasesh Mody | 2732ba5 | 2015-02-19 16:02:31 -0500 | [diff] [blame] | 2 | * Linux network driver for QLogic BR-series Converged Network Adapter. |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 3 | * |
| 4 | * This program is free software; you can redistribute it and/or modify it |
| 5 | * under the terms of the GNU General Public License (GPL) Version 2 as |
| 6 | * published by the Free Software Foundation |
| 7 | * |
| 8 | * This program is distributed in the hope that it will be useful, but |
| 9 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 11 | * General Public License for more details. |
| 12 | */ |
| 13 | /* |
Rasesh Mody | 2732ba5 | 2015-02-19 16:02:31 -0500 | [diff] [blame] | 14 | * Copyright (c) 2005-2014 Brocade Communications Systems, Inc. |
| 15 | * Copyright (c) 2014-2015 QLogic Corporation |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 16 | * All rights reserved |
Rasesh Mody | 2732ba5 | 2015-02-19 16:02:31 -0500 | [diff] [blame] | 17 | * www.qlogic.com |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 18 | */ |
| 19 | #ifndef __BNAD_H__ |
| 20 | #define __BNAD_H__ |
| 21 | |
| 22 | #include <linux/rtnetlink.h> |
| 23 | #include <linux/workqueue.h> |
| 24 | #include <linux/ipv6.h> |
| 25 | #include <linux/etherdevice.h> |
| 26 | #include <linux/mutex.h> |
| 27 | #include <linux/firmware.h> |
Jiri Pirko | f859d7c | 2011-07-20 04:54:14 +0000 | [diff] [blame] | 28 | #include <linux/if_vlan.h> |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 29 | |
| 30 | /* Fix for IA64 */ |
| 31 | #include <asm/checksum.h> |
| 32 | #include <net/ip6_checksum.h> |
| 33 | |
| 34 | #include <net/ip.h> |
| 35 | #include <net/tcp.h> |
| 36 | |
| 37 | #include "bna.h" |
| 38 | |
| 39 | #define BNAD_TXQ_DEPTH 2048 |
| 40 | #define BNAD_RXQ_DEPTH 2048 |
| 41 | |
Rasesh Mody | 772b523 | 2011-08-30 15:27:37 +0000 | [diff] [blame] | 42 | #define BNAD_MAX_TX 1 |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 43 | #define BNAD_MAX_TXQ_PER_TX 8 /* 8 priority queues */ |
| 44 | #define BNAD_TXQ_NUM 1 |
| 45 | |
Rasesh Mody | 772b523 | 2011-08-30 15:27:37 +0000 | [diff] [blame] | 46 | #define BNAD_MAX_RX 1 |
| 47 | #define BNAD_MAX_RXP_PER_RX 16 |
Rasesh Mody | 078086f | 2011-08-08 16:21:39 +0000 | [diff] [blame] | 48 | #define BNAD_MAX_RXQ_PER_RXP 2 |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 49 | |
| 50 | /* |
| 51 | * Control structure pointed to ccb->ctrl, which |
| 52 | * determines the NAPI / LRO behavior CCB |
| 53 | * There is 1:1 corres. between ccb & ctrl |
| 54 | */ |
| 55 | struct bnad_rx_ctrl { |
| 56 | struct bna_ccb *ccb; |
Rasesh Mody | 2be6714 | 2011-08-30 15:27:39 +0000 | [diff] [blame] | 57 | struct bnad *bnad; |
Rasesh Mody | be7fa32 | 2010-12-23 21:45:01 +0000 | [diff] [blame] | 58 | unsigned long flags; |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 59 | struct napi_struct napi; |
Rasesh Mody | 271e8b7 | 2011-08-30 15:27:40 +0000 | [diff] [blame] | 60 | u64 rx_intr_ctr; |
| 61 | u64 rx_poll_ctr; |
| 62 | u64 rx_schedule; |
| 63 | u64 rx_keep_poll; |
| 64 | u64 rx_complete; |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 65 | }; |
| 66 | |
| 67 | #define BNAD_RXMODE_PROMISC_DEFAULT BNA_RXMODE_PROMISC |
| 68 | |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 69 | /* |
| 70 | * GLOBAL #defines (CONSTANTS) |
| 71 | */ |
| 72 | #define BNAD_NAME "bna" |
| 73 | #define BNAD_NAME_LEN 64 |
| 74 | |
Rasesh Mody | 3f307c3 | 2015-02-19 16:02:32 -0500 | [diff] [blame] | 75 | #define BNAD_VERSION "3.2.25.1" |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 76 | |
Rasesh Mody | 8811e26 | 2011-07-22 08:07:44 +0000 | [diff] [blame] | 77 | #define BNAD_MAILBOX_MSIX_INDEX 0 |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 78 | #define BNAD_MAILBOX_MSIX_VECTORS 1 |
Rasesh Mody | 8811e26 | 2011-07-22 08:07:44 +0000 | [diff] [blame] | 79 | #define BNAD_INTX_TX_IB_BITMASK 0x1 |
| 80 | #define BNAD_INTX_RX_IB_BITMASK 0x2 |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 81 | |
Rasesh Mody | 0120b99 | 2011-07-22 08:07:41 +0000 | [diff] [blame] | 82 | #define BNAD_STATS_TIMER_FREQ 1000 /* in msecs */ |
| 83 | #define BNAD_DIM_TIMER_FREQ 1000 /* in msecs */ |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 84 | |
Rasesh Mody | 078086f | 2011-08-08 16:21:39 +0000 | [diff] [blame] | 85 | #define BNAD_IOCETH_TIMEOUT 10000 |
| 86 | |
Rasesh Mody | 5216562 | 2012-12-11 12:24:51 +0000 | [diff] [blame] | 87 | #define BNAD_MIN_Q_DEPTH 512 |
Rasesh Mody | 66f9513 | 2013-12-17 17:07:36 -0800 | [diff] [blame] | 88 | #define BNAD_MAX_RXQ_DEPTH 16384 |
Rasesh Mody | 5216562 | 2012-12-11 12:24:51 +0000 | [diff] [blame] | 89 | #define BNAD_MAX_TXQ_DEPTH 2048 |
Rasesh Mody | 41eb5ba | 2011-08-30 15:27:46 +0000 | [diff] [blame] | 90 | |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 91 | #define BNAD_JUMBO_MTU 9000 |
| 92 | |
| 93 | #define BNAD_NETIF_WAKE_THRESHOLD 8 |
| 94 | |
| 95 | #define BNAD_RXQ_REFILL_THRESHOLD_SHIFT 3 |
| 96 | |
| 97 | /* Bit positions for tcb->flags */ |
| 98 | #define BNAD_TXQ_FREE_SENT 0 |
Rasesh Mody | be7fa32 | 2010-12-23 21:45:01 +0000 | [diff] [blame] | 99 | #define BNAD_TXQ_TX_STARTED 1 |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 100 | |
| 101 | /* Bit positions for rcb->flags */ |
Rasesh Mody | 5216562 | 2012-12-11 12:24:51 +0000 | [diff] [blame] | 102 | #define BNAD_RXQ_STARTED 0 |
| 103 | #define BNAD_RXQ_POST_OK 1 |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 104 | |
Rasesh Mody | 078086f | 2011-08-08 16:21:39 +0000 | [diff] [blame] | 105 | /* Resource limits */ |
| 106 | #define BNAD_NUM_TXQ (bnad->num_tx * bnad->num_txq_per_tx) |
| 107 | #define BNAD_NUM_RXP (bnad->num_rx * bnad->num_rxp_per_rx) |
| 108 | |
Rasesh Mody | e29aa33 | 2013-12-17 17:07:35 -0800 | [diff] [blame] | 109 | #define BNAD_FRAME_SIZE(_mtu) \ |
| 110 | (ETH_HLEN + VLAN_HLEN + (_mtu) + ETH_FCS_LEN) |
| 111 | |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 112 | /* |
| 113 | * DATA STRUCTURES |
| 114 | */ |
| 115 | |
| 116 | /* enums */ |
| 117 | enum bnad_intr_source { |
| 118 | BNAD_INTR_TX = 1, |
| 119 | BNAD_INTR_RX = 2 |
| 120 | }; |
| 121 | |
| 122 | enum bnad_link_state { |
| 123 | BNAD_LS_DOWN = 0, |
Rasesh Mody | 0120b99 | 2011-07-22 08:07:41 +0000 | [diff] [blame] | 124 | BNAD_LS_UP = 1 |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 125 | }; |
| 126 | |
Krishna Gudipati | 72a9730 | 2011-12-22 13:29:45 +0000 | [diff] [blame] | 127 | struct bnad_iocmd_comp { |
| 128 | struct bnad *bnad; |
| 129 | struct completion comp; |
| 130 | int comp_status; |
| 131 | }; |
| 132 | |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 133 | struct bnad_completion { |
Rasesh Mody | 0120b99 | 2011-07-22 08:07:41 +0000 | [diff] [blame] | 134 | struct completion ioc_comp; |
| 135 | struct completion ucast_comp; |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 136 | struct completion mcast_comp; |
| 137 | struct completion tx_comp; |
| 138 | struct completion rx_comp; |
| 139 | struct completion stats_comp; |
Rasesh Mody | 078086f | 2011-08-08 16:21:39 +0000 | [diff] [blame] | 140 | struct completion enet_comp; |
| 141 | struct completion mtu_comp; |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 142 | |
| 143 | u8 ioc_comp_status; |
| 144 | u8 ucast_comp_status; |
| 145 | u8 mcast_comp_status; |
| 146 | u8 tx_comp_status; |
| 147 | u8 rx_comp_status; |
| 148 | u8 stats_comp_status; |
| 149 | u8 port_comp_status; |
Rasesh Mody | 078086f | 2011-08-08 16:21:39 +0000 | [diff] [blame] | 150 | u8 mtu_comp_status; |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 151 | }; |
| 152 | |
| 153 | /* Tx Rx Control Stats */ |
| 154 | struct bnad_drv_stats { |
Rasesh Mody | 0120b99 | 2011-07-22 08:07:41 +0000 | [diff] [blame] | 155 | u64 netif_queue_stop; |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 156 | u64 netif_queue_wakeup; |
Rasesh Mody | f7c0fa4 | 2010-12-23 21:45:05 +0000 | [diff] [blame] | 157 | u64 netif_queue_stopped; |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 158 | u64 tso4; |
| 159 | u64 tso6; |
| 160 | u64 tso_err; |
| 161 | u64 tcpcsum_offload; |
| 162 | u64 udpcsum_offload; |
| 163 | u64 csum_help; |
Rasesh Mody | 271e8b7 | 2011-08-30 15:27:40 +0000 | [diff] [blame] | 164 | u64 tx_skb_too_short; |
| 165 | u64 tx_skb_stopping; |
| 166 | u64 tx_skb_max_vectors; |
| 167 | u64 tx_skb_mss_too_long; |
| 168 | u64 tx_skb_tso_too_short; |
| 169 | u64 tx_skb_tso_prepare; |
| 170 | u64 tx_skb_non_tso_too_long; |
| 171 | u64 tx_skb_tcp_hdr; |
| 172 | u64 tx_skb_udp_hdr; |
| 173 | u64 tx_skb_csum_err; |
| 174 | u64 tx_skb_headlen_too_long; |
| 175 | u64 tx_skb_headlen_zero; |
| 176 | u64 tx_skb_frag_zero; |
| 177 | u64 tx_skb_len_mismatch; |
Ivan Vecera | ba5ca78 | 2015-09-16 15:27:43 +0200 | [diff] [blame] | 178 | u64 tx_skb_map_failed; |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 179 | |
| 180 | u64 hw_stats_updates; |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 181 | u64 netif_rx_dropped; |
| 182 | |
| 183 | u64 link_toggle; |
Rasesh Mody | 078086f | 2011-08-08 16:21:39 +0000 | [diff] [blame] | 184 | u64 cee_toggle; |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 185 | |
| 186 | u64 rxp_info_alloc_failed; |
| 187 | u64 mbox_intr_disabled; |
| 188 | u64 mbox_intr_enabled; |
| 189 | u64 tx_unmap_q_alloc_failed; |
| 190 | u64 rx_unmap_q_alloc_failed; |
| 191 | |
| 192 | u64 rxbuf_alloc_failed; |
Ivan Vecera | ba5ca78 | 2015-09-16 15:27:43 +0200 | [diff] [blame] | 193 | u64 rxbuf_map_failed; |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 194 | }; |
| 195 | |
| 196 | /* Complete driver stats */ |
| 197 | struct bnad_stats { |
| 198 | struct bnad_drv_stats drv_stats; |
| 199 | struct bna_stats *bna_stats; |
| 200 | }; |
| 201 | |
| 202 | /* Tx / Rx Resources */ |
| 203 | struct bnad_tx_res_info { |
| 204 | struct bna_res_info res_info[BNA_TX_RES_T_MAX]; |
| 205 | }; |
| 206 | |
| 207 | struct bnad_rx_res_info { |
| 208 | struct bna_res_info res_info[BNA_RX_RES_T_MAX]; |
| 209 | }; |
| 210 | |
| 211 | struct bnad_tx_info { |
| 212 | struct bna_tx *tx; /* 1:1 between tx_info & tx */ |
| 213 | struct bna_tcb *tcb[BNAD_MAX_TXQ_PER_TX]; |
Rasesh Mody | 078086f | 2011-08-08 16:21:39 +0000 | [diff] [blame] | 214 | u32 tx_id; |
Jing Huang | 01b54b1 | 2012-04-04 05:43:18 +0000 | [diff] [blame] | 215 | struct delayed_work tx_cleanup_work; |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 216 | } ____cacheline_aligned; |
| 217 | |
| 218 | struct bnad_rx_info { |
| 219 | struct bna_rx *rx; /* 1:1 between rx_info & rx */ |
| 220 | |
Rasesh Mody | 772b523 | 2011-08-30 15:27:37 +0000 | [diff] [blame] | 221 | struct bnad_rx_ctrl rx_ctrl[BNAD_MAX_RXP_PER_RX]; |
Rasesh Mody | 078086f | 2011-08-08 16:21:39 +0000 | [diff] [blame] | 222 | u32 rx_id; |
Jing Huang | 01b54b1 | 2012-04-04 05:43:18 +0000 | [diff] [blame] | 223 | struct work_struct rx_cleanup_work; |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 224 | } ____cacheline_aligned; |
| 225 | |
Rasesh Mody | 5216562 | 2012-12-11 12:24:51 +0000 | [diff] [blame] | 226 | struct bnad_tx_vector { |
Ivan Vecera | 5ea7431 | 2011-02-02 04:37:02 +0000 | [diff] [blame] | 227 | DEFINE_DMA_UNMAP_ADDR(dma_addr); |
Rasesh Mody | 24f5d33 | 2013-12-17 17:07:40 -0800 | [diff] [blame] | 228 | DEFINE_DMA_UNMAP_LEN(dma_len); |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 229 | }; |
| 230 | |
Rasesh Mody | 5216562 | 2012-12-11 12:24:51 +0000 | [diff] [blame] | 231 | struct bnad_tx_unmap { |
| 232 | struct sk_buff *skb; |
| 233 | u32 nvecs; |
| 234 | struct bnad_tx_vector vectors[BFI_TX_MAX_VECTORS_PER_WI]; |
| 235 | }; |
| 236 | |
| 237 | struct bnad_rx_vector { |
| 238 | DEFINE_DMA_UNMAP_ADDR(dma_addr); |
| 239 | u32 len; |
| 240 | }; |
| 241 | |
| 242 | struct bnad_rx_unmap { |
Rasesh Mody | 30f9fc94 | 2012-12-11 12:24:53 +0000 | [diff] [blame] | 243 | struct page *page; |
Rasesh Mody | 5216562 | 2012-12-11 12:24:51 +0000 | [diff] [blame] | 244 | struct sk_buff *skb; |
| 245 | struct bnad_rx_vector vector; |
Rasesh Mody | 66f9513 | 2013-12-17 17:07:36 -0800 | [diff] [blame] | 246 | u32 page_offset; |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 247 | }; |
| 248 | |
Rasesh Mody | 30f9fc94 | 2012-12-11 12:24:53 +0000 | [diff] [blame] | 249 | enum bnad_rxbuf_type { |
| 250 | BNAD_RXBUF_NONE = 0, |
Rasesh Mody | e29aa33 | 2013-12-17 17:07:35 -0800 | [diff] [blame] | 251 | BNAD_RXBUF_SK_BUFF = 1, |
Rasesh Mody | 30f9fc94 | 2012-12-11 12:24:53 +0000 | [diff] [blame] | 252 | BNAD_RXBUF_PAGE = 2, |
Rasesh Mody | e29aa33 | 2013-12-17 17:07:35 -0800 | [diff] [blame] | 253 | BNAD_RXBUF_MULTI_BUFF = 3 |
Rasesh Mody | 30f9fc94 | 2012-12-11 12:24:53 +0000 | [diff] [blame] | 254 | }; |
| 255 | |
Rasesh Mody | e29aa33 | 2013-12-17 17:07:35 -0800 | [diff] [blame] | 256 | #define BNAD_RXBUF_IS_SK_BUFF(_type) ((_type) == BNAD_RXBUF_SK_BUFF) |
| 257 | #define BNAD_RXBUF_IS_MULTI_BUFF(_type) ((_type) == BNAD_RXBUF_MULTI_BUFF) |
Rasesh Mody | 30f9fc94 | 2012-12-11 12:24:53 +0000 | [diff] [blame] | 258 | |
| 259 | struct bnad_rx_unmap_q { |
| 260 | int reuse_pi; |
| 261 | int alloc_order; |
| 262 | u32 map_size; |
| 263 | enum bnad_rxbuf_type type; |
Rasesh Mody | 66f9513 | 2013-12-17 17:07:36 -0800 | [diff] [blame] | 264 | struct bnad_rx_unmap unmap[0] ____cacheline_aligned; |
Rasesh Mody | 30f9fc94 | 2012-12-11 12:24:53 +0000 | [diff] [blame] | 265 | }; |
| 266 | |
Rasesh Mody | e29aa33 | 2013-12-17 17:07:35 -0800 | [diff] [blame] | 267 | #define BNAD_PCI_DEV_IS_CAT2(_bnad) \ |
| 268 | ((_bnad)->pcidev->device == BFA_PCI_DEVICE_ID_CT2) |
| 269 | |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 270 | /* Bit mask values for bnad->cfg_flags */ |
| 271 | #define BNAD_CF_DIM_ENABLED 0x01 /* DIM */ |
| 272 | #define BNAD_CF_PROMISC 0x02 |
| 273 | #define BNAD_CF_ALLMULTI 0x04 |
Rasesh Mody | fe1624c | 2013-12-17 17:07:34 -0800 | [diff] [blame] | 274 | #define BNAD_CF_DEFAULT 0x08 |
| 275 | #define BNAD_CF_MSIX 0x10 /* If in MSIx mode */ |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 276 | |
| 277 | /* Defines for run_flags bit-mask */ |
| 278 | /* Set, tested & cleared using xxx_bit() functions */ |
| 279 | /* Values indicated bit positions */ |
Rasesh Mody | 078086f | 2011-08-08 16:21:39 +0000 | [diff] [blame] | 280 | #define BNAD_RF_CEE_RUNNING 0 |
| 281 | #define BNAD_RF_MTU_SET 1 |
Rasesh Mody | be7fa32 | 2010-12-23 21:45:01 +0000 | [diff] [blame] | 282 | #define BNAD_RF_MBOX_IRQ_DISABLED 2 |
Rasesh Mody | 078086f | 2011-08-08 16:21:39 +0000 | [diff] [blame] | 283 | #define BNAD_RF_NETDEV_REGISTERED 3 |
Rasesh Mody | be7fa32 | 2010-12-23 21:45:01 +0000 | [diff] [blame] | 284 | #define BNAD_RF_DIM_TIMER_RUNNING 4 |
| 285 | #define BNAD_RF_STATS_TIMER_RUNNING 5 |
Rasesh Mody | 078086f | 2011-08-08 16:21:39 +0000 | [diff] [blame] | 286 | #define BNAD_RF_TX_PRIO_SET 6 |
| 287 | |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 288 | struct bnad { |
Rasesh Mody | 0120b99 | 2011-07-22 08:07:41 +0000 | [diff] [blame] | 289 | struct net_device *netdev; |
Krishna Gudipati | 72a9730 | 2011-12-22 13:29:45 +0000 | [diff] [blame] | 290 | u32 id; |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 291 | |
| 292 | /* Data path */ |
Rasesh Mody | 772b523 | 2011-08-30 15:27:37 +0000 | [diff] [blame] | 293 | struct bnad_tx_info tx_info[BNAD_MAX_TX]; |
| 294 | struct bnad_rx_info rx_info[BNAD_MAX_RX]; |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 295 | |
Jiri Pirko | f859d7c | 2011-07-20 04:54:14 +0000 | [diff] [blame] | 296 | unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)]; |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 297 | /* |
| 298 | * These q numbers are global only because |
| 299 | * they are used to calculate MSIx vectors. |
| 300 | * Actually the exact # of queues are per Tx/Rx |
| 301 | * object. |
| 302 | */ |
| 303 | u32 num_tx; |
| 304 | u32 num_rx; |
| 305 | u32 num_txq_per_tx; |
| 306 | u32 num_rxp_per_rx; |
| 307 | |
| 308 | u32 txq_depth; |
| 309 | u32 rxq_depth; |
| 310 | |
| 311 | u8 tx_coalescing_timeo; |
| 312 | u8 rx_coalescing_timeo; |
| 313 | |
Rasesh Mody | 5e46631f | 2012-12-11 12:24:50 +0000 | [diff] [blame] | 314 | struct bna_rx_config rx_config[BNAD_MAX_RX] ____cacheline_aligned; |
| 315 | struct bna_tx_config tx_config[BNAD_MAX_TX] ____cacheline_aligned; |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 316 | |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 317 | void __iomem *bar0; /* BAR0 address */ |
| 318 | |
| 319 | struct bna bna; |
| 320 | |
| 321 | u32 cfg_flags; |
| 322 | unsigned long run_flags; |
| 323 | |
Rasesh Mody | 0120b99 | 2011-07-22 08:07:41 +0000 | [diff] [blame] | 324 | struct pci_dev *pcidev; |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 325 | u64 mmio_start; |
| 326 | u64 mmio_len; |
| 327 | |
| 328 | u32 msix_num; |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 329 | struct msix_entry *msix_table; |
| 330 | |
| 331 | struct mutex conf_mutex; |
| 332 | spinlock_t bna_lock ____cacheline_aligned; |
| 333 | |
| 334 | /* Timers */ |
| 335 | struct timer_list ioc_timer; |
| 336 | struct timer_list dim_timer; |
| 337 | struct timer_list stats_timer; |
| 338 | |
| 339 | /* Control path resources, memory & irq */ |
| 340 | struct bna_res_info res_info[BNA_RES_T_MAX]; |
Rasesh Mody | 078086f | 2011-08-08 16:21:39 +0000 | [diff] [blame] | 341 | struct bna_res_info mod_res_info[BNA_MOD_RES_T_MAX]; |
Rasesh Mody | 772b523 | 2011-08-30 15:27:37 +0000 | [diff] [blame] | 342 | struct bnad_tx_res_info tx_res_info[BNAD_MAX_TX]; |
| 343 | struct bnad_rx_res_info rx_res_info[BNAD_MAX_RX]; |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 344 | |
| 345 | struct bnad_completion bnad_completions; |
| 346 | |
| 347 | /* Burnt in MAC address */ |
Ivan Vecera | d6b3059 | 2015-06-11 15:52:14 +0200 | [diff] [blame] | 348 | u8 perm_addr[ETH_ALEN]; |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 349 | |
Jing Huang | 01b54b1 | 2012-04-04 05:43:18 +0000 | [diff] [blame] | 350 | struct workqueue_struct *work_q; |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 351 | |
| 352 | /* Statistics */ |
| 353 | struct bnad_stats stats; |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 354 | |
| 355 | struct bnad_diag *diag; |
| 356 | |
| 357 | char adapter_name[BNAD_NAME_LEN]; |
Rasesh Mody | 0120b99 | 2011-07-22 08:07:41 +0000 | [diff] [blame] | 358 | char port_name[BNAD_NAME_LEN]; |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 359 | char mbox_irq_name[BNAD_NAME_LEN]; |
Jing Huang | 01b54b1 | 2012-04-04 05:43:18 +0000 | [diff] [blame] | 360 | char wq_name[BNAD_NAME_LEN]; |
Krishna Gudipati | 7afc5db | 2011-12-22 13:30:19 +0000 | [diff] [blame] | 361 | |
| 362 | /* debugfs specific data */ |
| 363 | char *regdata; |
| 364 | u32 reglen; |
| 365 | struct dentry *bnad_dentry_files[5]; |
| 366 | struct dentry *port_debugfs_root; |
| 367 | }; |
| 368 | |
| 369 | struct bnad_drvinfo { |
| 370 | struct bfa_ioc_attr ioc_attr; |
| 371 | struct bfa_cee_attr cee_attr; |
| 372 | struct bfa_flash_attr flash_attr; |
| 373 | u32 cee_status; |
| 374 | u32 flash_status; |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 375 | }; |
| 376 | |
| 377 | /* |
| 378 | * EXTERN VARIABLES |
| 379 | */ |
stephen hemminger | e1e0918 | 2012-01-04 13:02:24 +0000 | [diff] [blame] | 380 | extern const struct firmware *bfi_fw; |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 381 | |
| 382 | /* |
| 383 | * EXTERN PROTOTYPES |
| 384 | */ |
Joe Perches | 49ca19b | 2013-09-23 15:11:34 -0700 | [diff] [blame] | 385 | u32 *cna_get_firmware_buf(struct pci_dev *pdev); |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 386 | /* Netdev entry point prototypes */ |
Joe Perches | 49ca19b | 2013-09-23 15:11:34 -0700 | [diff] [blame] | 387 | void bnad_set_rx_mode(struct net_device *netdev); |
| 388 | struct net_device_stats *bnad_get_netdev_stats(struct net_device *netdev); |
Ivan Vecera | 558caad | 2015-06-17 18:41:57 +0200 | [diff] [blame] | 389 | int bnad_mac_addr_set_locked(struct bnad *bnad, const u8 *mac_addr); |
Joe Perches | 49ca19b | 2013-09-23 15:11:34 -0700 | [diff] [blame] | 390 | int bnad_enable_default_bcast(struct bnad *bnad); |
| 391 | void bnad_restore_vlans(struct bnad *bnad, u32 rx_id); |
| 392 | void bnad_set_ethtool_ops(struct net_device *netdev); |
| 393 | void bnad_cb_completion(void *arg, enum bfa_status status); |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 394 | |
| 395 | /* Configuration & setup */ |
Joe Perches | 49ca19b | 2013-09-23 15:11:34 -0700 | [diff] [blame] | 396 | void bnad_tx_coalescing_timeo_set(struct bnad *bnad); |
| 397 | void bnad_rx_coalescing_timeo_set(struct bnad *bnad); |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 398 | |
Joe Perches | 49ca19b | 2013-09-23 15:11:34 -0700 | [diff] [blame] | 399 | int bnad_setup_rx(struct bnad *bnad, u32 rx_id); |
| 400 | int bnad_setup_tx(struct bnad *bnad, u32 tx_id); |
| 401 | void bnad_destroy_tx(struct bnad *bnad, u32 tx_id); |
| 402 | void bnad_destroy_rx(struct bnad *bnad, u32 rx_id); |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 403 | |
| 404 | /* Timer start/stop protos */ |
Joe Perches | 49ca19b | 2013-09-23 15:11:34 -0700 | [diff] [blame] | 405 | void bnad_dim_timer_start(struct bnad *bnad); |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 406 | |
| 407 | /* Statistics */ |
Joe Perches | 49ca19b | 2013-09-23 15:11:34 -0700 | [diff] [blame] | 408 | void bnad_netdev_qstats_fill(struct bnad *bnad, |
| 409 | struct rtnl_link_stats64 *stats); |
| 410 | void bnad_netdev_hwstats_fill(struct bnad *bnad, |
| 411 | struct rtnl_link_stats64 *stats); |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 412 | |
Krishna Gudipati | 7afc5db | 2011-12-22 13:30:19 +0000 | [diff] [blame] | 413 | /* Debugfs */ |
Joe Perches | 49ca19b | 2013-09-23 15:11:34 -0700 | [diff] [blame] | 414 | void bnad_debugfs_init(struct bnad *bnad); |
| 415 | void bnad_debugfs_uninit(struct bnad *bnad); |
Krishna Gudipati | 7afc5db | 2011-12-22 13:30:19 +0000 | [diff] [blame] | 416 | |
Ben Hutchings | 1aa8b47 | 2012-07-10 10:56:59 +0000 | [diff] [blame] | 417 | /* MACROS */ |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 418 | /* To set & get the stats counters */ |
| 419 | #define BNAD_UPDATE_CTR(_bnad, _ctr) \ |
| 420 | (((_bnad)->stats.drv_stats._ctr)++) |
| 421 | |
| 422 | #define BNAD_GET_CTR(_bnad, _ctr) ((_bnad)->stats.drv_stats._ctr) |
| 423 | |
| 424 | #define bnad_enable_rx_irq_unsafe(_ccb) \ |
| 425 | { \ |
Rasesh Mody | 271e8b7 | 2011-08-30 15:27:40 +0000 | [diff] [blame] | 426 | if (likely(test_bit(BNAD_RXQ_STARTED, &(_ccb)->rcb[0]->flags))) {\ |
Rasesh Mody | be7fa32 | 2010-12-23 21:45:01 +0000 | [diff] [blame] | 427 | bna_ib_coalescing_timer_set((_ccb)->i_dbell, \ |
| 428 | (_ccb)->rx_coalescing_timeo); \ |
| 429 | bna_ib_ack((_ccb)->i_dbell, 0); \ |
| 430 | } \ |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 431 | } |
| 432 | |
Rasesh Mody | 8b230ed | 2010-08-23 20:24:12 -0700 | [diff] [blame] | 433 | #endif /* __BNAD_H__ */ |