Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 1 | /* |
Ajit Khaparde | d2145cd | 2011-03-16 08:20:46 +0000 | [diff] [blame] | 2 | * Copyright (C) 2005 - 2011 Emulex |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 3 | * All rights reserved. |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or |
| 6 | * modify it under the terms of the GNU General Public License version 2 |
| 7 | * as published by the Free Software Foundation. The full GNU General |
| 8 | * Public License is included in this distribution in the file called COPYING. |
| 9 | * |
| 10 | * Contact Information: |
Ajit Khaparde | d2145cd | 2011-03-16 08:20:46 +0000 | [diff] [blame] | 11 | * linux-drivers@emulex.com |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 12 | * |
Ajit Khaparde | d2145cd | 2011-03-16 08:20:46 +0000 | [diff] [blame] | 13 | * Emulex |
| 14 | * 3333 Susan Street |
| 15 | * Costa Mesa, CA 92626 |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 16 | */ |
| 17 | |
| 18 | #ifndef BE_H |
| 19 | #define BE_H |
| 20 | |
| 21 | #include <linux/pci.h> |
| 22 | #include <linux/etherdevice.h> |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 23 | #include <linux/delay.h> |
| 24 | #include <net/tcp.h> |
| 25 | #include <net/ip.h> |
| 26 | #include <net/ipv6.h> |
| 27 | #include <linux/if_vlan.h> |
| 28 | #include <linux/workqueue.h> |
| 29 | #include <linux/interrupt.h> |
Ajit Khaparde | 8451748 | 2009-09-04 03:12:16 +0000 | [diff] [blame] | 30 | #include <linux/firmware.h> |
Tejun Heo | 5a0e3ad | 2010-03-24 17:04:11 +0900 | [diff] [blame] | 31 | #include <linux/slab.h> |
Sathya Perla | ab1594e | 2011-07-25 19:10:15 +0000 | [diff] [blame] | 32 | #include <linux/u64_stats_sync.h> |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 33 | |
| 34 | #include "be_hw.h" |
| 35 | |
Ajit Khaparde | c888385 | 2011-03-16 08:21:00 +0000 | [diff] [blame] | 36 | #define DRV_VER "4.0.100u" |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 37 | #define DRV_NAME "be2net" |
| 38 | #define BE_NAME "ServerEngines BladeEngine2 10Gbps NIC" |
Ajit Khaparde | 12d7ea2 | 2009-10-16 18:02:12 -0700 | [diff] [blame] | 39 | #define BE3_NAME "ServerEngines BladeEngine3 10Gbps NIC" |
Ajit Khaparde | c4ca237 | 2009-05-18 15:38:55 -0700 | [diff] [blame] | 40 | #define OC_NAME "Emulex OneConnect 10Gbps NIC" |
Sathya Perla | fe6d2a3 | 2010-11-21 23:25:50 +0000 | [diff] [blame] | 41 | #define OC_NAME_BE OC_NAME "(be3)" |
| 42 | #define OC_NAME_LANCER OC_NAME "(Lancer)" |
Ajit Khaparde | 35ecf03 | 2010-02-09 01:38:06 +0000 | [diff] [blame] | 43 | #define DRV_DESC "ServerEngines BladeEngine 10Gbps NIC Driver" |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 44 | |
Ajit Khaparde | c4ca237 | 2009-05-18 15:38:55 -0700 | [diff] [blame] | 45 | #define BE_VENDOR_ID 0x19a2 |
Sathya Perla | fe6d2a3 | 2010-11-21 23:25:50 +0000 | [diff] [blame] | 46 | #define EMULEX_VENDOR_ID 0x10df |
Ajit Khaparde | c4ca237 | 2009-05-18 15:38:55 -0700 | [diff] [blame] | 47 | #define BE_DEVICE_ID1 0x211 |
Ajit Khaparde | 12d7ea2 | 2009-10-16 18:02:12 -0700 | [diff] [blame] | 48 | #define BE_DEVICE_ID2 0x221 |
Sathya Perla | fe6d2a3 | 2010-11-21 23:25:50 +0000 | [diff] [blame] | 49 | #define OC_DEVICE_ID1 0x700 /* Device Id for BE2 cards */ |
| 50 | #define OC_DEVICE_ID2 0x710 /* Device Id for BE3 cards */ |
| 51 | #define OC_DEVICE_ID3 0xe220 /* Device id for Lancer cards */ |
Mammatha Edhala | 12f4d0a | 2011-05-18 03:26:22 +0000 | [diff] [blame] | 52 | #define OC_DEVICE_ID4 0xe228 /* Device id for VF in Lancer */ |
Ajit Khaparde | c4ca237 | 2009-05-18 15:38:55 -0700 | [diff] [blame] | 53 | |
| 54 | static inline char *nic_name(struct pci_dev *pdev) |
| 55 | { |
Ajit Khaparde | 12d7ea2 | 2009-10-16 18:02:12 -0700 | [diff] [blame] | 56 | switch (pdev->device) { |
| 57 | case OC_DEVICE_ID1: |
Ajit Khaparde | c4ca237 | 2009-05-18 15:38:55 -0700 | [diff] [blame] | 58 | return OC_NAME; |
Ajit Khaparde | e254f6e | 2010-02-09 01:28:35 +0000 | [diff] [blame] | 59 | case OC_DEVICE_ID2: |
Sathya Perla | fe6d2a3 | 2010-11-21 23:25:50 +0000 | [diff] [blame] | 60 | return OC_NAME_BE; |
| 61 | case OC_DEVICE_ID3: |
Mammatha Edhala | 12f4d0a | 2011-05-18 03:26:22 +0000 | [diff] [blame] | 62 | case OC_DEVICE_ID4: |
Sathya Perla | fe6d2a3 | 2010-11-21 23:25:50 +0000 | [diff] [blame] | 63 | return OC_NAME_LANCER; |
Ajit Khaparde | 12d7ea2 | 2009-10-16 18:02:12 -0700 | [diff] [blame] | 64 | case BE_DEVICE_ID2: |
| 65 | return BE3_NAME; |
| 66 | default: |
Ajit Khaparde | c4ca237 | 2009-05-18 15:38:55 -0700 | [diff] [blame] | 67 | return BE_NAME; |
Ajit Khaparde | 12d7ea2 | 2009-10-16 18:02:12 -0700 | [diff] [blame] | 68 | } |
Ajit Khaparde | c4ca237 | 2009-05-18 15:38:55 -0700 | [diff] [blame] | 69 | } |
| 70 | |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 71 | /* Number of bytes of an RX frame that are copied to skb->data */ |
Sathya Perla | 2e588f8 | 2011-03-11 02:49:26 +0000 | [diff] [blame] | 72 | #define BE_HDR_LEN ((u16) 64) |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 73 | #define BE_MAX_JUMBO_FRAME_SIZE 9018 |
| 74 | #define BE_MIN_MTU 256 |
| 75 | |
| 76 | #define BE_NUM_VLANS_SUPPORTED 64 |
| 77 | #define BE_MAX_EQD 96 |
| 78 | #define BE_MAX_TX_FRAG_COUNT 30 |
| 79 | |
| 80 | #define EVNT_Q_LEN 1024 |
| 81 | #define TX_Q_LEN 2048 |
| 82 | #define TX_CQ_LEN 1024 |
| 83 | #define RX_Q_LEN 1024 /* Does not support any other value */ |
| 84 | #define RX_CQ_LEN 1024 |
Sathya Perla | 5fb379e | 2009-06-18 00:02:59 +0000 | [diff] [blame] | 85 | #define MCC_Q_LEN 128 /* total size not to exceed 8 pages */ |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 86 | #define MCC_CQ_LEN 256 |
| 87 | |
Sathya Perla | 3abcded | 2010-10-03 22:12:27 -0700 | [diff] [blame] | 88 | #define MAX_RSS_QS 4 /* BE limit is 4 queues/port */ |
Sathya Perla | ac6a0c4 | 2011-03-21 20:49:25 +0000 | [diff] [blame] | 89 | #define MAX_RX_QS (MAX_RSS_QS + 1) /* RSS qs + 1 def Rx */ |
Sathya Perla | 3c8def9 | 2011-06-12 20:01:58 +0000 | [diff] [blame] | 90 | #define MAX_TX_QS 8 |
Sathya Perla | ac6a0c4 | 2011-03-21 20:49:25 +0000 | [diff] [blame] | 91 | #define BE_MAX_MSIX_VECTORS (MAX_RX_QS + 1)/* RX + TX */ |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 92 | #define BE_NAPI_WEIGHT 64 |
| 93 | #define MAX_RX_POST BE_NAPI_WEIGHT /* Frags posted at a time */ |
| 94 | #define RX_FRAGS_REFILL_WM (RX_Q_LEN - MAX_RX_POST) |
| 95 | |
Sathya Perla | 8788fdc | 2009-07-27 22:52:03 +0000 | [diff] [blame] | 96 | #define FW_VER_LEN 32 |
| 97 | |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 98 | struct be_dma_mem { |
| 99 | void *va; |
| 100 | dma_addr_t dma; |
| 101 | u32 size; |
| 102 | }; |
| 103 | |
| 104 | struct be_queue_info { |
| 105 | struct be_dma_mem dma_mem; |
| 106 | u16 len; |
| 107 | u16 entry_size; /* Size of an element in the queue */ |
| 108 | u16 id; |
| 109 | u16 tail, head; |
| 110 | bool created; |
| 111 | atomic_t used; /* Number of valid elements in the queue */ |
| 112 | }; |
| 113 | |
Sathya Perla | 5fb379e | 2009-06-18 00:02:59 +0000 | [diff] [blame] | 114 | static inline u32 MODULO(u16 val, u16 limit) |
| 115 | { |
| 116 | BUG_ON(limit & (limit - 1)); |
| 117 | return val & (limit - 1); |
| 118 | } |
| 119 | |
| 120 | static inline void index_adv(u16 *index, u16 val, u16 limit) |
| 121 | { |
| 122 | *index = MODULO((*index + val), limit); |
| 123 | } |
| 124 | |
| 125 | static inline void index_inc(u16 *index, u16 limit) |
| 126 | { |
| 127 | *index = MODULO((*index + 1), limit); |
| 128 | } |
| 129 | |
| 130 | static inline void *queue_head_node(struct be_queue_info *q) |
| 131 | { |
| 132 | return q->dma_mem.va + q->head * q->entry_size; |
| 133 | } |
| 134 | |
| 135 | static inline void *queue_tail_node(struct be_queue_info *q) |
| 136 | { |
| 137 | return q->dma_mem.va + q->tail * q->entry_size; |
| 138 | } |
| 139 | |
| 140 | static inline void queue_head_inc(struct be_queue_info *q) |
| 141 | { |
| 142 | index_inc(&q->head, q->len); |
| 143 | } |
| 144 | |
| 145 | static inline void queue_tail_inc(struct be_queue_info *q) |
| 146 | { |
| 147 | index_inc(&q->tail, q->len); |
| 148 | } |
| 149 | |
Sathya Perla | 5fb379e | 2009-06-18 00:02:59 +0000 | [diff] [blame] | 150 | struct be_eq_obj { |
| 151 | struct be_queue_info q; |
| 152 | char desc[32]; |
| 153 | |
| 154 | /* Adaptive interrupt coalescing (AIC) info */ |
| 155 | bool enable_aic; |
| 156 | u16 min_eqd; /* in usecs */ |
| 157 | u16 max_eqd; /* in usecs */ |
| 158 | u16 cur_eqd; /* in usecs */ |
Padmanabh Ratnakar | ecd6210 | 2011-04-03 01:54:11 +0000 | [diff] [blame] | 159 | u8 eq_idx; |
Sathya Perla | 5fb379e | 2009-06-18 00:02:59 +0000 | [diff] [blame] | 160 | |
| 161 | struct napi_struct napi; |
| 162 | }; |
| 163 | |
| 164 | struct be_mcc_obj { |
| 165 | struct be_queue_info q; |
| 166 | struct be_queue_info cq; |
Sathya Perla | 7a1e9b2 | 2010-02-17 01:35:11 +0000 | [diff] [blame] | 167 | bool rearm_cq; |
Sathya Perla | 5fb379e | 2009-06-18 00:02:59 +0000 | [diff] [blame] | 168 | }; |
| 169 | |
Sathya Perla | 3abcded | 2010-10-03 22:12:27 -0700 | [diff] [blame] | 170 | struct be_tx_stats { |
Sathya Perla | ac124ff | 2011-07-25 19:10:14 +0000 | [diff] [blame] | 171 | u64 tx_bytes; |
| 172 | u64 tx_pkts; |
| 173 | u64 tx_reqs; |
| 174 | u64 tx_wrbs; |
| 175 | u64 tx_compl; |
| 176 | ulong tx_jiffies; |
| 177 | u32 tx_stops; |
Sathya Perla | ab1594e | 2011-07-25 19:10:15 +0000 | [diff] [blame] | 178 | struct u64_stats_sync sync; |
| 179 | struct u64_stats_sync sync_compl; |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 180 | }; |
| 181 | |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 182 | struct be_tx_obj { |
| 183 | struct be_queue_info q; |
| 184 | struct be_queue_info cq; |
| 185 | /* Remember the skbs that were transmitted */ |
| 186 | struct sk_buff *sent_skb_list[TX_Q_LEN]; |
Sathya Perla | 3c8def9 | 2011-06-12 20:01:58 +0000 | [diff] [blame] | 187 | struct be_tx_stats stats; |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 188 | }; |
| 189 | |
| 190 | /* Struct to remember the pages posted for rx frags */ |
| 191 | struct be_rx_page_info { |
| 192 | struct page *page; |
FUJITA Tomonori | fac6da5 | 2010-04-01 16:53:22 +0000 | [diff] [blame] | 193 | DEFINE_DMA_UNMAP_ADDR(bus); |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 194 | u16 page_offset; |
| 195 | bool last_page_user; |
| 196 | }; |
| 197 | |
Sathya Perla | 3abcded | 2010-10-03 22:12:27 -0700 | [diff] [blame] | 198 | struct be_rx_stats { |
Sathya Perla | 3abcded | 2010-10-03 22:12:27 -0700 | [diff] [blame] | 199 | u64 rx_bytes; |
Sathya Perla | 3abcded | 2010-10-03 22:12:27 -0700 | [diff] [blame] | 200 | u64 rx_pkts; |
Sathya Perla | ac124ff | 2011-07-25 19:10:14 +0000 | [diff] [blame] | 201 | u64 rx_pkts_prev; |
| 202 | ulong rx_jiffies; |
| 203 | u32 rx_drops_no_skbs; /* skb allocation errors */ |
| 204 | u32 rx_drops_no_frags; /* HW has no fetched frags */ |
| 205 | u32 rx_post_fail; /* page post alloc failures */ |
| 206 | u32 rx_polls; /* NAPI calls */ |
| 207 | u32 rx_events; |
| 208 | u32 rx_compl; |
Sathya Perla | 3abcded | 2010-10-03 22:12:27 -0700 | [diff] [blame] | 209 | u32 rx_mcast_pkts; |
Sathya Perla | ac124ff | 2011-07-25 19:10:14 +0000 | [diff] [blame] | 210 | u32 rx_compl_err; /* completions with err set */ |
| 211 | u32 rx_pps; /* pkts per second */ |
Sathya Perla | ab1594e | 2011-07-25 19:10:15 +0000 | [diff] [blame] | 212 | struct u64_stats_sync sync; |
Sathya Perla | 3abcded | 2010-10-03 22:12:27 -0700 | [diff] [blame] | 213 | }; |
| 214 | |
Sathya Perla | 2e588f8 | 2011-03-11 02:49:26 +0000 | [diff] [blame] | 215 | struct be_rx_compl_info { |
| 216 | u32 rss_hash; |
Somnath Kotur | 6709d95 | 2011-05-04 22:40:46 +0000 | [diff] [blame] | 217 | u16 vlan_tag; |
Sathya Perla | 2e588f8 | 2011-03-11 02:49:26 +0000 | [diff] [blame] | 218 | u16 pkt_size; |
| 219 | u16 rxq_idx; |
| 220 | u16 mac_id; |
| 221 | u8 vlanf; |
| 222 | u8 num_rcvd; |
| 223 | u8 err; |
| 224 | u8 ipf; |
| 225 | u8 tcpf; |
| 226 | u8 udpf; |
| 227 | u8 ip_csum; |
| 228 | u8 l4_csum; |
| 229 | u8 ipv6; |
| 230 | u8 vtm; |
| 231 | u8 pkt_type; |
| 232 | }; |
| 233 | |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 234 | struct be_rx_obj { |
Sathya Perla | 3abcded | 2010-10-03 22:12:27 -0700 | [diff] [blame] | 235 | struct be_adapter *adapter; |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 236 | struct be_queue_info q; |
| 237 | struct be_queue_info cq; |
Sathya Perla | 2e588f8 | 2011-03-11 02:49:26 +0000 | [diff] [blame] | 238 | struct be_rx_compl_info rxcp; |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 239 | struct be_rx_page_info page_info_tbl[RX_Q_LEN]; |
Sathya Perla | 3abcded | 2010-10-03 22:12:27 -0700 | [diff] [blame] | 240 | struct be_eq_obj rx_eq; |
| 241 | struct be_rx_stats stats; |
| 242 | u8 rss_id; |
| 243 | bool rx_post_starved; /* Zero rx frags have been posted to BE */ |
Padmanabh Ratnakar | e80d9da | 2011-03-07 03:07:58 +0000 | [diff] [blame] | 244 | u32 cache_line_barrier[16]; |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 245 | }; |
| 246 | |
Ajit Khaparde | 609ff3b | 2011-02-20 11:42:07 +0000 | [diff] [blame] | 247 | struct be_drv_stats { |
| 248 | u8 be_on_die_temperature; |
Sathya Perla | ac124ff | 2011-07-25 19:10:14 +0000 | [diff] [blame] | 249 | u32 tx_events; |
| 250 | u32 eth_red_drops; |
| 251 | u32 rx_drops_no_pbuf; |
| 252 | u32 rx_drops_no_txpb; |
| 253 | u32 rx_drops_no_erx_descr; |
| 254 | u32 rx_drops_no_tpre_descr; |
| 255 | u32 rx_drops_too_many_frags; |
| 256 | u32 rx_drops_invalid_ring; |
| 257 | u32 forwarded_packets; |
| 258 | u32 rx_drops_mtu; |
| 259 | u32 rx_crc_errors; |
| 260 | u32 rx_alignment_symbol_errors; |
| 261 | u32 rx_pause_frames; |
| 262 | u32 rx_priority_pause_frames; |
| 263 | u32 rx_control_frames; |
| 264 | u32 rx_in_range_errors; |
| 265 | u32 rx_out_range_errors; |
| 266 | u32 rx_frame_too_long; |
| 267 | u32 rx_address_match_errors; |
| 268 | u32 rx_dropped_too_small; |
| 269 | u32 rx_dropped_too_short; |
| 270 | u32 rx_dropped_header_too_small; |
| 271 | u32 rx_dropped_tcp_length; |
| 272 | u32 rx_dropped_runt; |
| 273 | u32 rx_ip_checksum_errs; |
| 274 | u32 rx_tcp_checksum_errs; |
| 275 | u32 rx_udp_checksum_errs; |
| 276 | u32 tx_pauseframes; |
| 277 | u32 tx_priority_pauseframes; |
| 278 | u32 tx_controlframes; |
| 279 | u32 rxpp_fifo_overflow_drop; |
| 280 | u32 rx_input_fifo_overflow_drop; |
| 281 | u32 pmem_fifo_overflow_drop; |
| 282 | u32 jabber_events; |
Ajit Khaparde | 609ff3b | 2011-02-20 11:42:07 +0000 | [diff] [blame] | 283 | }; |
| 284 | |
Ajit Khaparde | 64600ea | 2010-07-23 01:50:34 +0000 | [diff] [blame] | 285 | struct be_vf_cfg { |
| 286 | unsigned char vf_mac_addr[ETH_ALEN]; |
| 287 | u32 vf_if_handle; |
| 288 | u32 vf_pmac_id; |
Ajit Khaparde | 1da87b7 | 2010-07-23 01:51:22 +0000 | [diff] [blame] | 289 | u16 vf_vlan_tag; |
Ajit Khaparde | e1d1873 | 2010-07-23 01:52:13 +0000 | [diff] [blame] | 290 | u32 vf_tx_rate; |
Ajit Khaparde | 64600ea | 2010-07-23 01:50:34 +0000 | [diff] [blame] | 291 | }; |
| 292 | |
Ajit Khaparde | 9cd9000 | 2010-07-23 01:49:04 +0000 | [diff] [blame] | 293 | #define BE_INVALID_PMAC_ID 0xffffffff |
Ajit Khaparde | 609ff3b | 2011-02-20 11:42:07 +0000 | [diff] [blame] | 294 | |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 295 | struct be_adapter { |
| 296 | struct pci_dev *pdev; |
| 297 | struct net_device *netdev; |
| 298 | |
Sathya Perla | 8788fdc | 2009-07-27 22:52:03 +0000 | [diff] [blame] | 299 | u8 __iomem *csr; |
| 300 | u8 __iomem *db; /* Door Bell */ |
| 301 | u8 __iomem *pcicfg; /* PCI config space */ |
Sathya Perla | 8788fdc | 2009-07-27 22:52:03 +0000 | [diff] [blame] | 302 | |
Ivan Vecera | 2984961 | 2010-12-14 05:43:19 +0000 | [diff] [blame] | 303 | struct mutex mbox_lock; /* For serializing mbox cmds to BE card */ |
Sathya Perla | 8788fdc | 2009-07-27 22:52:03 +0000 | [diff] [blame] | 304 | struct be_dma_mem mbox_mem; |
| 305 | /* Mbox mem is adjusted to align to 16 bytes. The allocated addr |
| 306 | * is stored for freeing purpose */ |
| 307 | struct be_dma_mem mbox_mem_alloced; |
| 308 | |
| 309 | struct be_mcc_obj mcc_obj; |
| 310 | spinlock_t mcc_lock; /* For serializing mcc cmds to BE card */ |
| 311 | spinlock_t mcc_cq_lock; |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 312 | |
Sathya Perla | 3abcded | 2010-10-03 22:12:27 -0700 | [diff] [blame] | 313 | struct msix_entry msix_entries[BE_MAX_MSIX_VECTORS]; |
Sathya Perla | ac6a0c4 | 2011-03-21 20:49:25 +0000 | [diff] [blame] | 314 | u32 num_msix_vec; |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 315 | bool isr_registered; |
| 316 | |
| 317 | /* TX Rings */ |
| 318 | struct be_eq_obj tx_eq; |
Sathya Perla | 3c8def9 | 2011-06-12 20:01:58 +0000 | [diff] [blame] | 319 | struct be_tx_obj tx_obj[MAX_TX_QS]; |
| 320 | u8 num_tx_qs; |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 321 | |
| 322 | u32 cache_line_break[8]; |
| 323 | |
| 324 | /* Rx rings */ |
Sathya Perla | ac6a0c4 | 2011-03-21 20:49:25 +0000 | [diff] [blame] | 325 | struct be_rx_obj rx_obj[MAX_RX_QS]; |
Sathya Perla | 3abcded | 2010-10-03 22:12:27 -0700 | [diff] [blame] | 326 | u32 num_rx_qs; |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 327 | u32 big_page_size; /* Compounded page size shared by rx wrbs */ |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 328 | |
Padmanabh Ratnakar | ecd6210 | 2011-04-03 01:54:11 +0000 | [diff] [blame] | 329 | u8 eq_next_idx; |
Ajit Khaparde | 609ff3b | 2011-02-20 11:42:07 +0000 | [diff] [blame] | 330 | struct be_drv_stats drv_stats; |
Sathya Perla | fe6d2a3 | 2010-11-21 23:25:50 +0000 | [diff] [blame] | 331 | |
Ajit Khaparde | 82903e4 | 2010-02-09 01:34:57 +0000 | [diff] [blame] | 332 | u16 vlans_added; |
| 333 | u16 max_vlans; /* Number of vlans supported */ |
Jesse Gross | b738127 | 2010-10-20 13:56:02 +0000 | [diff] [blame] | 334 | u8 vlan_tag[VLAN_N_VID]; |
Somnath Kotur | cc4ce02 | 2010-10-21 07:11:14 -0700 | [diff] [blame] | 335 | u8 vlan_prio_bmap; /* Available Priority BitMap */ |
| 336 | u16 recommended_prio; /* Recommended Priority */ |
Sathya Perla | e7b909a | 2009-11-22 22:01:10 +0000 | [diff] [blame] | 337 | struct be_dma_mem mc_cmd_mem; |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 338 | |
Sathya Perla | 3abcded | 2010-10-03 22:12:27 -0700 | [diff] [blame] | 339 | struct be_dma_mem stats_cmd; |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 340 | /* Work queue used to perform periodic tasks like getting statistics */ |
| 341 | struct delayed_work work; |
Ajit Khaparde | 609ff3b | 2011-02-20 11:42:07 +0000 | [diff] [blame] | 342 | u16 work_counter; |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 343 | |
| 344 | /* Ethtool knobs and info */ |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 345 | char fw_ver[FW_VER_LEN]; |
| 346 | u32 if_handle; /* Used to configure filtering */ |
| 347 | u32 pmac_id; /* MAC addr handle used by BE card */ |
stephen hemminger | 1a64246 | 2011-04-04 11:06:40 +0000 | [diff] [blame] | 348 | u32 beacon_state; /* for set_phys_id */ |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 349 | |
Sathya Perla | cf58847 | 2010-02-14 21:22:01 +0000 | [diff] [blame] | 350 | bool eeh_err; |
Sathya Perla | a8f447bd | 2009-06-18 00:10:27 +0000 | [diff] [blame] | 351 | bool link_up; |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 352 | u32 port_num; |
Sathya Perla | 24307ee | 2009-06-18 00:09:25 +0000 | [diff] [blame] | 353 | bool promiscuous; |
Ajit Khaparde | 71d8d1b | 2009-12-03 06:16:59 +0000 | [diff] [blame] | 354 | bool wol; |
Ajit Khaparde | 3486be2 | 2010-07-23 02:04:54 +0000 | [diff] [blame] | 355 | u32 function_mode; |
Sathya Perla | 3abcded | 2010-10-03 22:12:27 -0700 | [diff] [blame] | 356 | u32 function_caps; |
Ajit Khaparde | 9e90c96 | 2009-11-06 02:06:59 +0000 | [diff] [blame] | 357 | u32 rx_fc; /* Rx flow control */ |
| 358 | u32 tx_fc; /* Tx flow control */ |
Ajit Khaparde | 7c18527 | 2010-07-29 06:16:33 +0000 | [diff] [blame] | 359 | bool ue_detected; |
Ajit Khaparde | b2aebe6 | 2011-02-20 11:41:39 +0000 | [diff] [blame] | 360 | bool stats_cmd_sent; |
Ajit Khaparde | 0dffc83 | 2009-11-29 17:57:46 +0000 | [diff] [blame] | 361 | int link_speed; |
| 362 | u8 port_type; |
Sarveshwar Bandi | 16c0214 | 2009-12-23 04:42:51 +0000 | [diff] [blame] | 363 | u8 transceiver; |
Ajit Khaparde | ee3cb62 | 2010-07-01 03:51:00 +0000 | [diff] [blame] | 364 | u8 autoneg; |
Ajit Khaparde | 7b139c8 | 2010-01-27 21:56:44 +0000 | [diff] [blame] | 365 | u8 generation; /* BladeEngine ASIC generation */ |
Sarveshwar Bandi | dd131e7 | 2010-05-25 16:16:32 -0700 | [diff] [blame] | 366 | u32 flash_status; |
| 367 | struct completion flash_compl; |
Sarveshwar Bandi | ba343c7 | 2010-03-31 02:56:12 +0000 | [diff] [blame] | 368 | |
Sathya Perla | 2e588f8 | 2011-03-11 02:49:26 +0000 | [diff] [blame] | 369 | bool be3_native; |
Sarveshwar Bandi | ba343c7 | 2010-03-31 02:56:12 +0000 | [diff] [blame] | 370 | bool sriov_enabled; |
Ajit Khaparde | 48f5a19 | 2011-04-06 18:08:30 +0000 | [diff] [blame] | 371 | struct be_vf_cfg *vf_cfg; |
Sarveshwar Bandi | 344dbf1 | 2010-07-09 01:43:55 +0000 | [diff] [blame] | 372 | u8 is_virtfn; |
Sathya Perla | fe6d2a3 | 2010-11-21 23:25:50 +0000 | [diff] [blame] | 373 | u32 sli_family; |
Ajit Khaparde | 9e1453c | 2011-02-20 11:42:22 +0000 | [diff] [blame] | 374 | u8 hba_port_num; |
Ajit Khaparde | 3968fa1 | 2011-02-20 11:41:53 +0000 | [diff] [blame] | 375 | u16 pvid; |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 376 | }; |
| 377 | |
Sarveshwar Bandi | 344dbf1 | 2010-07-09 01:43:55 +0000 | [diff] [blame] | 378 | #define be_physfn(adapter) (!adapter->is_virtfn) |
Sarveshwar Bandi | ba343c7 | 2010-03-31 02:56:12 +0000 | [diff] [blame] | 379 | |
Ajit Khaparde | 7b139c8 | 2010-01-27 21:56:44 +0000 | [diff] [blame] | 380 | /* BladeEngine Generation numbers */ |
| 381 | #define BE_GEN2 2 |
| 382 | #define BE_GEN3 3 |
| 383 | |
Mammatha Edhala | 12f4d0a | 2011-05-18 03:26:22 +0000 | [diff] [blame] | 384 | #define lancer_chip(adapter) ((adapter->pdev->device == OC_DEVICE_ID3) || \ |
| 385 | (adapter->pdev->device == OC_DEVICE_ID4)) |
Sathya Perla | fe6d2a3 | 2010-11-21 23:25:50 +0000 | [diff] [blame] | 386 | |
Stephen Hemminger | 0fc0b73 | 2009-09-02 01:03:33 -0700 | [diff] [blame] | 387 | extern const struct ethtool_ops be_ethtool_ops; |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 388 | |
Sathya Perla | ac6a0c4 | 2011-03-21 20:49:25 +0000 | [diff] [blame] | 389 | #define msix_enabled(adapter) (adapter->num_msix_vec > 0) |
Sathya Perla | 3c8def9 | 2011-06-12 20:01:58 +0000 | [diff] [blame] | 390 | #define tx_stats(txo) (&txo->stats) |
Sathya Perla | 3abcded | 2010-10-03 22:12:27 -0700 | [diff] [blame] | 391 | #define rx_stats(rxo) (&rxo->stats) |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 392 | |
| 393 | #define BE_SET_NETDEV_OPS(netdev, ops) (netdev->netdev_ops = ops) |
| 394 | |
Sathya Perla | 3abcded | 2010-10-03 22:12:27 -0700 | [diff] [blame] | 395 | #define for_all_rx_queues(adapter, rxo, i) \ |
| 396 | for (i = 0, rxo = &adapter->rx_obj[i]; i < adapter->num_rx_qs; \ |
| 397 | i++, rxo++) |
| 398 | |
| 399 | /* Just skip the first default non-rss queue */ |
| 400 | #define for_all_rss_queues(adapter, rxo, i) \ |
| 401 | for (i = 0, rxo = &adapter->rx_obj[i+1]; i < (adapter->num_rx_qs - 1);\ |
| 402 | i++, rxo++) |
| 403 | |
Sathya Perla | 3c8def9 | 2011-06-12 20:01:58 +0000 | [diff] [blame] | 404 | #define for_all_tx_queues(adapter, txo, i) \ |
| 405 | for (i = 0, txo = &adapter->tx_obj[i]; i < adapter->num_tx_qs; \ |
| 406 | i++, txo++) |
| 407 | |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 408 | #define PAGE_SHIFT_4K 12 |
| 409 | #define PAGE_SIZE_4K (1 << PAGE_SHIFT_4K) |
| 410 | |
| 411 | /* Returns number of pages spanned by the data starting at the given addr */ |
| 412 | #define PAGES_4K_SPANNED(_address, size) \ |
| 413 | ((u32)((((size_t)(_address) & (PAGE_SIZE_4K - 1)) + \ |
| 414 | (size) + (PAGE_SIZE_4K - 1)) >> PAGE_SHIFT_4K)) |
| 415 | |
| 416 | /* Byte offset into the page corresponding to given address */ |
| 417 | #define OFFSET_IN_PAGE(addr) \ |
| 418 | ((size_t)(addr) & (PAGE_SIZE_4K-1)) |
| 419 | |
| 420 | /* Returns bit offset within a DWORD of a bitfield */ |
| 421 | #define AMAP_BIT_OFFSET(_struct, field) \ |
| 422 | (((size_t)&(((_struct *)0)->field))%32) |
| 423 | |
| 424 | /* Returns the bit mask of the field that is NOT shifted into location. */ |
| 425 | static inline u32 amap_mask(u32 bitsize) |
| 426 | { |
| 427 | return (bitsize == 32 ? 0xFFFFFFFF : (1 << bitsize) - 1); |
| 428 | } |
| 429 | |
| 430 | static inline void |
| 431 | amap_set(void *ptr, u32 dw_offset, u32 mask, u32 offset, u32 value) |
| 432 | { |
| 433 | u32 *dw = (u32 *) ptr + dw_offset; |
| 434 | *dw &= ~(mask << offset); |
| 435 | *dw |= (mask & value) << offset; |
| 436 | } |
| 437 | |
| 438 | #define AMAP_SET_BITS(_struct, field, ptr, val) \ |
| 439 | amap_set(ptr, \ |
| 440 | offsetof(_struct, field)/32, \ |
| 441 | amap_mask(sizeof(((_struct *)0)->field)), \ |
| 442 | AMAP_BIT_OFFSET(_struct, field), \ |
| 443 | val) |
| 444 | |
| 445 | static inline u32 amap_get(void *ptr, u32 dw_offset, u32 mask, u32 offset) |
| 446 | { |
| 447 | u32 *dw = (u32 *) ptr; |
| 448 | return mask & (*(dw + dw_offset) >> offset); |
| 449 | } |
| 450 | |
| 451 | #define AMAP_GET_BITS(_struct, field, ptr) \ |
| 452 | amap_get(ptr, \ |
| 453 | offsetof(_struct, field)/32, \ |
| 454 | amap_mask(sizeof(((_struct *)0)->field)), \ |
| 455 | AMAP_BIT_OFFSET(_struct, field)) |
| 456 | |
| 457 | #define be_dws_cpu_to_le(wrb, len) swap_dws(wrb, len) |
| 458 | #define be_dws_le_to_cpu(wrb, len) swap_dws(wrb, len) |
| 459 | static inline void swap_dws(void *wrb, int len) |
| 460 | { |
| 461 | #ifdef __BIG_ENDIAN |
| 462 | u32 *dw = wrb; |
| 463 | BUG_ON(len % 4); |
| 464 | do { |
| 465 | *dw = cpu_to_le32(*dw); |
| 466 | dw++; |
| 467 | len -= 4; |
| 468 | } while (len); |
| 469 | #endif /* __BIG_ENDIAN */ |
| 470 | } |
| 471 | |
| 472 | static inline u8 is_tcp_pkt(struct sk_buff *skb) |
| 473 | { |
| 474 | u8 val = 0; |
| 475 | |
| 476 | if (ip_hdr(skb)->version == 4) |
| 477 | val = (ip_hdr(skb)->protocol == IPPROTO_TCP); |
| 478 | else if (ip_hdr(skb)->version == 6) |
| 479 | val = (ipv6_hdr(skb)->nexthdr == NEXTHDR_TCP); |
| 480 | |
| 481 | return val; |
| 482 | } |
| 483 | |
| 484 | static inline u8 is_udp_pkt(struct sk_buff *skb) |
| 485 | { |
| 486 | u8 val = 0; |
| 487 | |
| 488 | if (ip_hdr(skb)->version == 4) |
| 489 | val = (ip_hdr(skb)->protocol == IPPROTO_UDP); |
| 490 | else if (ip_hdr(skb)->version == 6) |
| 491 | val = (ipv6_hdr(skb)->nexthdr == NEXTHDR_UDP); |
| 492 | |
| 493 | return val; |
| 494 | } |
| 495 | |
Sarveshwar Bandi | 344dbf1 | 2010-07-09 01:43:55 +0000 | [diff] [blame] | 496 | static inline void be_check_sriov_fn_type(struct be_adapter *adapter) |
| 497 | { |
Sathya Perla | fe6d2a3 | 2010-11-21 23:25:50 +0000 | [diff] [blame] | 498 | u32 sli_intf; |
Sarveshwar Bandi | 344dbf1 | 2010-07-09 01:43:55 +0000 | [diff] [blame] | 499 | |
Ajit Khaparde | b006058 | 2011-04-06 18:08:01 +0000 | [diff] [blame] | 500 | pci_read_config_dword(adapter->pdev, SLI_INTF_REG_OFFSET, &sli_intf); |
| 501 | adapter->is_virtfn = (sli_intf & SLI_INTF_FT_MASK) ? 1 : 0; |
Sarveshwar Bandi | 344dbf1 | 2010-07-09 01:43:55 +0000 | [diff] [blame] | 502 | } |
| 503 | |
Ajit Khaparde | 6d87f5c | 2010-08-25 00:32:33 +0000 | [diff] [blame] | 504 | static inline void be_vf_eth_addr_generate(struct be_adapter *adapter, u8 *mac) |
| 505 | { |
| 506 | u32 addr; |
| 507 | |
| 508 | addr = jhash(adapter->netdev->dev_addr, ETH_ALEN, 0); |
| 509 | |
| 510 | mac[5] = (u8)(addr & 0xFF); |
| 511 | mac[4] = (u8)((addr >> 8) & 0xFF); |
| 512 | mac[3] = (u8)((addr >> 16) & 0xFF); |
Ajit Khaparde | 7a2414a | 2011-02-11 13:36:18 +0000 | [diff] [blame] | 513 | /* Use the OUI from the current MAC address */ |
| 514 | memcpy(mac, adapter->netdev->dev_addr, 3); |
Ajit Khaparde | 6d87f5c | 2010-08-25 00:32:33 +0000 | [diff] [blame] | 515 | } |
| 516 | |
Ajit Khaparde | 4b97291 | 2011-04-06 18:07:43 +0000 | [diff] [blame] | 517 | static inline bool be_multi_rxq(const struct be_adapter *adapter) |
| 518 | { |
| 519 | return adapter->num_rx_qs > 1; |
| 520 | } |
| 521 | |
Sathya Perla | 8788fdc | 2009-07-27 22:52:03 +0000 | [diff] [blame] | 522 | extern void be_cq_notify(struct be_adapter *adapter, u16 qid, bool arm, |
Sathya Perla | 5fb379e | 2009-06-18 00:02:59 +0000 | [diff] [blame] | 523 | u16 num_popped); |
Sathya Perla | 8788fdc | 2009-07-27 22:52:03 +0000 | [diff] [blame] | 524 | extern void be_link_status_update(struct be_adapter *adapter, bool link_up); |
Ajit Khaparde | 89a88ab | 2011-05-16 07:36:18 +0000 | [diff] [blame] | 525 | extern void be_parse_stats(struct be_adapter *adapter); |
Ajit Khaparde | 8451748 | 2009-09-04 03:12:16 +0000 | [diff] [blame] | 526 | extern int be_load_fw(struct be_adapter *adapter, u8 *func); |
Sathya Perla | 6b7c5b9 | 2009-03-11 23:32:03 -0700 | [diff] [blame] | 527 | #endif /* BE_H */ |