drivers/net/qlcnic/qlcnic.h

   1 /*
   2  * QLogic qlcnic NIC Driver
   3  * Copyright (c)  2009-2010 QLogic Corporation
   4  *
   5  * See LICENSE.qlcnic for copyright and licensing details.
   6  */
   7
   8 #ifndef _QLCNIC_H_
   9 #define _QLCNIC_H_
  10
  11 #include <linux/module.h>
  12 #include <linux/kernel.h>
  13 #include <linux/types.h>
  14 #include <linux/ioport.h>
  15 #include <linux/pci.h>
  16 #include <linux/netdevice.h>
  17 #include <linux/etherdevice.h>
  18 #include <linux/ip.h>
  19 #include <linux/in.h>
  20 #include <linux/tcp.h>
  21 #include <linux/skbuff.h>
  22 #include <linux/firmware.h>
  23
  24 #include <linux/ethtool.h>
  25 #include <linux/mii.h>
  26 #include <linux/timer.h>
  27
  28 #include <linux/vmalloc.h>
  29
  30 #include <linux/io.h>
  31 #include <asm/byteorder.h>
  32
  33 #include "qlcnic_hdr.h"
  34
  35 #define _QLCNIC_LINUX_MAJOR 5
  36 #define _QLCNIC_LINUX_MINOR 0
  37 #define _QLCNIC_LINUX_SUBVERSION 15
  38 #define QLCNIC_LINUX_VERSIONID  "5.0.15"
  39 #define QLCNIC_DRV_IDC_VER  0x01
  40 #define QLCNIC_DRIVER_VERSION  ((_QLCNIC_LINUX_MAJOR << 16) |\
  41                  (_QLCNIC_LINUX_MINOR << 8) | (_QLCNIC_LINUX_SUBVERSION))
  42
  43 #define QLCNIC_VERSION_CODE(a, b, c)    (((a) << 24) + ((b) << 16) + (c))
  44 #define _major(v)       (((v) >> 24) & 0xff)
  45 #define _minor(v)       (((v) >> 16) & 0xff)
  46 #define _build(v)       ((v) & 0xffff)
  47
  48 /* version in image has weird encoding:
  49  *  7:0  - major
  50  * 15:8  - minor
  51  * 31:16 - build (little endian)
  52  */
  53 #define QLCNIC_DECODE_VERSION(v) \
  54         QLCNIC_VERSION_CODE(((v) & 0xff), (((v) >> 8) & 0xff), ((v) >> 16))
  55
  56 #define QLCNIC_MIN_FW_VERSION     QLCNIC_VERSION_CODE(4, 4, 2)
  57 #define QLCNIC_NUM_FLASH_SECTORS (64)
  58 #define QLCNIC_FLASH_SECTOR_SIZE (64 * 1024)
  59 #define QLCNIC_FLASH_TOTAL_SIZE  (QLCNIC_NUM_FLASH_SECTORS \
  60                                         * QLCNIC_FLASH_SECTOR_SIZE)
  61
  62 #define RCV_DESC_RINGSIZE(rds_ring)     \
  63         (sizeof(struct rcv_desc) * (rds_ring)->num_desc)
  64 #define RCV_BUFF_RINGSIZE(rds_ring)     \
  65         (sizeof(struct qlcnic_rx_buffer) * rds_ring->num_desc)
  66 #define STATUS_DESC_RINGSIZE(sds_ring)  \
  67         (sizeof(struct status_desc) * (sds_ring)->num_desc)
  68 #define TX_BUFF_RINGSIZE(tx_ring)       \
  69         (sizeof(struct qlcnic_cmd_buffer) * tx_ring->num_desc)
  70 #define TX_DESC_RINGSIZE(tx_ring)       \
  71         (sizeof(struct cmd_desc_type0) * tx_ring->num_desc)
  72
  73 #define QLCNIC_P3P_A0           0x50
  74
  75 #define QLCNIC_IS_REVISION_P3P(REVISION)     (REVISION >= QLCNIC_P3P_A0)
  76
  77 #define FIRST_PAGE_GROUP_START  0
  78 #define FIRST_PAGE_GROUP_END    0x100000
  79
  80 #define P3P_MAX_MTU                     (9600)
  81 #define P3P_MIN_MTU                     (68)
  82 #define QLCNIC_MAX_ETHERHDR                32 /* This contains some padding */
  83
  84 #define QLCNIC_P3P_RX_BUF_MAX_LEN         (QLCNIC_MAX_ETHERHDR + ETH_DATA_LEN)
  85 #define QLCNIC_P3P_RX_JUMBO_BUF_MAX_LEN   (QLCNIC_MAX_ETHERHDR + P3P_MAX_MTU)
  86 #define QLCNIC_CT_DEFAULT_RX_BUF_LEN    2048
  87 #define QLCNIC_LRO_BUFFER_EXTRA         2048
  88
  89 /* Opcodes to be used with the commands */
  90 #define TX_ETHER_PKT    0x01
  91 #define TX_TCP_PKT      0x02
  92 #define TX_UDP_PKT      0x03
  93 #define TX_IP_PKT       0x04
  94 #define TX_TCP_LSO      0x05
  95 #define TX_TCP_LSO6     0x06
  96 #define TX_IPSEC        0x07
  97 #define TX_IPSEC_CMD    0x0a
  98 #define TX_TCPV6_PKT    0x0b
  99 #define TX_UDPV6_PKT    0x0c
 100
 101 /* Tx defines */
 102 #define MAX_TSO_HEADER_DESC     2
 103 #define MGMT_CMD_DESC_RESV      4
 104 #define TX_STOP_THRESH          ((MAX_SKB_FRAGS >> 2) + MAX_TSO_HEADER_DESC \
 105                                                         + MGMT_CMD_DESC_RESV)
 106 #define QLCNIC_MAX_TX_TIMEOUTS  2
 107
 108 /*
 109  * Following are the states of the Phantom. Phantom will set them and
 110  * Host will read to check if the fields are correct.
 111  */
 112 #define PHAN_INITIALIZE_FAILED          0xffff
 113 #define PHAN_INITIALIZE_COMPLETE        0xff01
 114
 115 /* Host writes the following to notify that it has done the init-handshake */
 116 #define PHAN_INITIALIZE_ACK             0xf00f
 117 #define PHAN_PEG_RCV_INITIALIZED        0xff01
 118
 119 #define NUM_RCV_DESC_RINGS      3
 120 #define NUM_STS_DESC_RINGS      4
 121
 122 #define RCV_RING_NORMAL 0
 123 #define RCV_RING_JUMBO  1
 124
 125 #define MIN_CMD_DESCRIPTORS             64
 126 #define MIN_RCV_DESCRIPTORS             64
 127 #define MIN_JUMBO_DESCRIPTORS           32
 128
 129 #define MAX_CMD_DESCRIPTORS             1024
 130 #define MAX_RCV_DESCRIPTORS_1G          4096
 131 #define MAX_RCV_DESCRIPTORS_10G         8192
 132 #define MAX_RCV_DESCRIPTORS_VF          2048
 133 #define MAX_JUMBO_RCV_DESCRIPTORS_1G    512
 134 #define MAX_JUMBO_RCV_DESCRIPTORS_10G   1024
 135
 136 #define DEFAULT_RCV_DESCRIPTORS_1G      2048
 137 #define DEFAULT_RCV_DESCRIPTORS_10G     4096
 138 #define DEFAULT_RCV_DESCRIPTORS_VF      1024
 139 #define MAX_RDS_RINGS                   2
 140
 141 #define get_next_index(index, length)   \
 142         (((index) + 1) & ((length) - 1))
 143
 144 /*
 145  * Following data structures describe the descriptors that will be used.
 146  * Added fileds of tcpHdrSize and ipHdrSize, The driver needs to do it only when
 147  * we are doing LSO (above the 1500 size packet) only.
 148  */
 149
 150 #define FLAGS_VLAN_TAGGED       0x10
 151 #define FLAGS_VLAN_OOB          0x40
 152
 153 #define qlcnic_set_tx_vlan_tci(cmd_desc, v)     \
 154         (cmd_desc)->vlan_TCI = cpu_to_le16(v);
 155 #define qlcnic_set_cmd_desc_port(cmd_desc, var) \
 156         ((cmd_desc)->port_ctxid |= ((var) & 0x0F))
 157 #define qlcnic_set_cmd_desc_ctxid(cmd_desc, var)        \
 158         ((cmd_desc)->port_ctxid |= ((var) << 4 & 0xF0))
 159
 160 #define qlcnic_set_tx_port(_desc, _port) \
 161         ((_desc)->port_ctxid = ((_port) & 0xf) | (((_port) << 4) & 0xf0))
 162
 163 #define qlcnic_set_tx_flags_opcode(_desc, _flags, _opcode) \
 164         ((_desc)->flags_opcode |= \
 165         cpu_to_le16(((_flags) & 0x7f) | (((_opcode) & 0x3f) << 7)))
 166
 167 #define qlcnic_set_tx_frags_len(_desc, _frags, _len) \
 168         ((_desc)->nfrags__length = \
 169         cpu_to_le32(((_frags) & 0xff) | (((_len) & 0xffffff) << 8)))
 170
 171 struct cmd_desc_type0 {
 172         u8 tcp_hdr_offset;      /* For LSO only */
 173         u8 ip_hdr_offset;       /* For LSO only */
 174         __le16 flags_opcode;    /* 15:13 unused, 12:7 opcode, 6:0 flags */
 175         __le32 nfrags__length;  /* 31:8 total len, 7:0 frag count */
 176
 177         __le64 addr_buffer2;
 178
 179         __le16 reference_handle;
 180         __le16 mss;
 181         u8 port_ctxid;          /* 7:4 ctxid 3:0 port */
 182         u8 total_hdr_length;    /* LSO only : MAC+IP+TCP Hdr size */
 183         __le16 conn_id;         /* IPSec offoad only */
 184
 185         __le64 addr_buffer3;
 186         __le64 addr_buffer1;
 187
 188         __le16 buffer_length[4];
 189
 190         __le64 addr_buffer4;
 191
 192         u8 eth_addr[ETH_ALEN];
 193         __le16 vlan_TCI;
 194
 195 } __attribute__ ((aligned(64)));
 196
 197 /* Note: sizeof(rcv_desc) should always be a mutliple of 2 */
 198 struct rcv_desc {
 199         __le16 reference_handle;
 200         __le16 reserved;
 201         __le32 buffer_length;   /* allocated buffer length (usually 2K) */
 202         __le64 addr_buffer;
 203 };
 204
 205 /* opcode field in status_desc */
 206 #define QLCNIC_SYN_OFFLOAD      0x03
 207 #define QLCNIC_RXPKT_DESC       0x04
 208 #define QLCNIC_OLD_RXPKT_DESC   0x3f
 209 #define QLCNIC_RESPONSE_DESC    0x05
 210 #define QLCNIC_LRO_DESC         0x12
 211
 212 /* for status field in status_desc */
 213 #define STATUS_CKSUM_LOOP       0
 214 #define STATUS_CKSUM_OK         2
 215
 216 /* owner bits of status_desc */
 217 #define STATUS_OWNER_HOST       (0x1ULL << 56)
 218 #define STATUS_OWNER_PHANTOM    (0x2ULL << 56)
 219
 220 /* Status descriptor:
 221    0-3 port, 4-7 status, 8-11 type, 12-27 total_length
 222    28-43 reference_handle, 44-47 protocol, 48-52 pkt_offset
 223    53-55 desc_cnt, 56-57 owner, 58-63 opcode
 224  */
 225 #define qlcnic_get_sts_port(sts_data)   \
 226         ((sts_data) & 0x0F)
 227 #define qlcnic_get_sts_status(sts_data) \
 228         (((sts_data) >> 4) & 0x0F)
 229 #define qlcnic_get_sts_type(sts_data)   \
 230         (((sts_data) >> 8) & 0x0F)
 231 #define qlcnic_get_sts_totallength(sts_data)    \
 232         (((sts_data) >> 12) & 0xFFFF)
 233 #define qlcnic_get_sts_refhandle(sts_data)      \
 234         (((sts_data) >> 28) & 0xFFFF)
 235 #define qlcnic_get_sts_prot(sts_data)   \
 236         (((sts_data) >> 44) & 0x0F)
 237 #define qlcnic_get_sts_pkt_offset(sts_data)     \
 238         (((sts_data) >> 48) & 0x1F)
 239 #define qlcnic_get_sts_desc_cnt(sts_data)       \
 240         (((sts_data) >> 53) & 0x7)
 241 #define qlcnic_get_sts_opcode(sts_data) \
 242         (((sts_data) >> 58) & 0x03F)
 243
 244 #define qlcnic_get_lro_sts_refhandle(sts_data)  \
 245         ((sts_data) & 0x0FFFF)
 246 #define qlcnic_get_lro_sts_length(sts_data)     \
 247         (((sts_data) >> 16) & 0x0FFFF)
 248 #define qlcnic_get_lro_sts_l2_hdr_offset(sts_data)      \
 249         (((sts_data) >> 32) & 0x0FF)
 250 #define qlcnic_get_lro_sts_l4_hdr_offset(sts_data)      \
 251         (((sts_data) >> 40) & 0x0FF)
 252 #define qlcnic_get_lro_sts_timestamp(sts_data)  \
 253         (((sts_data) >> 48) & 0x1)
 254 #define qlcnic_get_lro_sts_type(sts_data)       \
 255         (((sts_data) >> 49) & 0x7)
 256 #define qlcnic_get_lro_sts_push_flag(sts_data)          \
 257         (((sts_data) >> 52) & 0x1)
 258 #define qlcnic_get_lro_sts_seq_number(sts_data)         \
 259         ((sts_data) & 0x0FFFFFFFF)
 260
 261
 262 struct status_desc {
 263         __le64 status_desc_data[2];
 264 } __attribute__ ((aligned(16)));
 265
 266 /* UNIFIED ROMIMAGE */
 267 #define QLCNIC_UNI_FW_MIN_SIZE          0xc8000
 268 #define QLCNIC_UNI_DIR_SECT_PRODUCT_TBL 0x0
 269 #define QLCNIC_UNI_DIR_SECT_BOOTLD      0x6
 270 #define QLCNIC_UNI_DIR_SECT_FW          0x7
 271
 272 /*Offsets */
 273 #define QLCNIC_UNI_CHIP_REV_OFF         10
 274 #define QLCNIC_UNI_FLAGS_OFF            11
 275 #define QLCNIC_UNI_BIOS_VERSION_OFF     12
 276 #define QLCNIC_UNI_BOOTLD_IDX_OFF       27
 277 #define QLCNIC_UNI_FIRMWARE_IDX_OFF     29
 278
 279 struct uni_table_desc{
 280         u32     findex;
 281         u32     num_entries;
 282         u32     entry_size;
 283         u32     reserved[5];
 284 };
 285
 286 struct uni_data_desc{
 287         u32     findex;
 288         u32     size;
 289         u32     reserved[5];
 290 };
 291
 292 /* Flash Defines and Structures */
 293 #define QLCNIC_FLT_LOCATION     0x3F1000
 294 #define QLCNIC_FW_IMAGE_REGION  0x74
 295 struct qlcnic_flt_header {
 296         u16 version;
 297         u16 len;
 298         u16 checksum;
 299         u16 reserved;
 300 };
 301
 302 struct qlcnic_flt_entry {
 303         u8 region;
 304         u8 reserved0;
 305         u8 attrib;
 306         u8 reserved1;
 307         u32 size;
 308         u32 start_addr;
 309         u32 end_add;
 310 };
 311
 312 /* Magic number to let user know flash is programmed */
 313 #define QLCNIC_BDINFO_MAGIC 0x12345678
 314
 315 #define QLCNIC_BRDTYPE_P3P_REF_QG       0x0021
 316 #define QLCNIC_BRDTYPE_P3P_HMEZ         0x0022
 317 #define QLCNIC_BRDTYPE_P3P_10G_CX4_LP   0x0023
 318 #define QLCNIC_BRDTYPE_P3P_4_GB         0x0024
 319 #define QLCNIC_BRDTYPE_P3P_IMEZ         0x0025
 320 #define QLCNIC_BRDTYPE_P3P_10G_SFP_PLUS 0x0026
 321 #define QLCNIC_BRDTYPE_P3P_10000_BASE_T 0x0027
 322 #define QLCNIC_BRDTYPE_P3P_XG_LOM       0x0028
 323 #define QLCNIC_BRDTYPE_P3P_4_GB_MM      0x0029
 324 #define QLCNIC_BRDTYPE_P3P_10G_SFP_CT   0x002a
 325 #define QLCNIC_BRDTYPE_P3P_10G_SFP_QT   0x002b
 326 #define QLCNIC_BRDTYPE_P3P_10G_CX4      0x0031
 327 #define QLCNIC_BRDTYPE_P3P_10G_XFP      0x0032
 328 #define QLCNIC_BRDTYPE_P3P_10G_TP       0x0080
 329
 330 #define QLCNIC_MSIX_TABLE_OFFSET        0x44
 331
 332 /* Flash memory map */
 333 #define QLCNIC_BRDCFG_START     0x4000          /* board config */
 334 #define QLCNIC_BOOTLD_START     0x10000         /* bootld */
 335 #define QLCNIC_IMAGE_START      0x43000         /* compressed image */
 336 #define QLCNIC_USER_START       0x3E8000        /* Firmare info */
 337
 338 #define QLCNIC_FW_VERSION_OFFSET        (QLCNIC_USER_START+0x408)
 339 #define QLCNIC_FW_SIZE_OFFSET           (QLCNIC_USER_START+0x40c)
 340 #define QLCNIC_FW_SERIAL_NUM_OFFSET     (QLCNIC_USER_START+0x81c)
 341 #define QLCNIC_BIOS_VERSION_OFFSET      (QLCNIC_USER_START+0x83c)
 342
 343 #define QLCNIC_BRDTYPE_OFFSET           (QLCNIC_BRDCFG_START+0x8)
 344 #define QLCNIC_FW_MAGIC_OFFSET          (QLCNIC_BRDCFG_START+0x128)
 345
 346 #define QLCNIC_FW_MIN_SIZE              (0x3fffff)
 347 #define QLCNIC_UNIFIED_ROMIMAGE         0
 348 #define QLCNIC_FLASH_ROMIMAGE           1
 349 #define QLCNIC_UNKNOWN_ROMIMAGE         0xff
 350
 351 #define QLCNIC_UNIFIED_ROMIMAGE_NAME    "phanfw.bin"
 352 #define QLCNIC_FLASH_ROMIMAGE_NAME      "flash"
 353
 354 extern char qlcnic_driver_name[];
 355
 356 /* Number of status descriptors to handle per interrupt */
 357 #define MAX_STATUS_HANDLE       (64)
 358
 359 /*
 360  * qlcnic_skb_frag{} is to contain mapping info for each SG list. This
 361  * has to be freed when DMA is complete. This is part of qlcnic_tx_buffer{}.
 362  */
 363 struct qlcnic_skb_frag {
 364         u64 dma;
 365         u64 length;
 366 };
 367
 368 struct qlcnic_recv_crb {
 369         u32 crb_rcv_producer[NUM_RCV_DESC_RINGS];
 370         u32 crb_sts_consumer[NUM_STS_DESC_RINGS];
 371         u32 sw_int_mask[NUM_STS_DESC_RINGS];
 372 };
 373
 374 /*    Following defines are for the state of the buffers    */
 375 #define QLCNIC_BUFFER_FREE      0
 376 #define QLCNIC_BUFFER_BUSY      1
 377
 378 /*
 379  * There will be one qlcnic_buffer per skb packet.    These will be
 380  * used to save the dma info for pci_unmap_page()
 381  */
 382 struct qlcnic_cmd_buffer {
 383         struct sk_buff *skb;
 384         struct qlcnic_skb_frag frag_array[MAX_SKB_FRAGS + 1];
 385         u32 frag_count;
 386 };
 387
 388 /* In rx_buffer, we do not need multiple fragments as is a single buffer */
 389 struct qlcnic_rx_buffer {
 390         struct list_head list;
 391         struct sk_buff *skb;
 392         u64 dma;
 393         u16 ref_handle;
 394 };
 395
 396 /* Board types */
 397 #define QLCNIC_GBE      0x01
 398 #define QLCNIC_XGBE     0x02
 399
 400 /*
 401  * One hardware_context{} per adapter
 402  * contains interrupt info as well shared hardware info.
 403  */
 404 struct qlcnic_hardware_context {
 405         void __iomem *pci_base0;
 406         void __iomem *ocm_win_crb;
 407
 408         unsigned long pci_len0;
 409
 410         rwlock_t crb_lock;
 411         struct mutex mem_lock;
 412
 413         u8 revision_id;
 414         u8 pci_func;
 415         u8 linkup;
 416         u16 port_type;
 417         u16 board_type;
 418 };
 419
 420 struct qlcnic_adapter_stats {
 421         u64  xmitcalled;
 422         u64  xmitfinished;
 423         u64  rxdropped;
 424         u64  txdropped;
 425         u64  csummed;
 426         u64  rx_pkts;
 427         u64  lro_pkts;
 428         u64  rxbytes;
 429         u64  txbytes;
 430         u64  lrobytes;
 431         u64  lso_frames;
 432         u64  xmit_on;
 433         u64  xmit_off;
 434         u64  skb_alloc_failure;
 435         u64  null_rxbuf;
 436         u64  rx_dma_map_error;
 437         u64  tx_dma_map_error;
 438 };
 439
 440 /*
 441  * Rcv Descriptor Context. One such per Rcv Descriptor. There may
 442  * be one Rcv Descriptor for normal packets, one for jumbo and may be others.
 443  */
 444 struct qlcnic_host_rds_ring {
 445         u32 producer;
 446         u32 num_desc;
 447         u32 dma_size;
 448         u32 skb_size;
 449         u32 flags;
 450         void __iomem *crb_rcv_producer;
 451         struct rcv_desc *desc_head;
 452         struct qlcnic_rx_buffer *rx_buf_arr;
 453         struct list_head free_list;
 454         spinlock_t lock;
 455         dma_addr_t phys_addr;
 456 };
 457
 458 struct qlcnic_host_sds_ring {
 459         u32 consumer;
 460         u32 num_desc;
 461         void __iomem *crb_sts_consumer;
 462         void __iomem *crb_intr_mask;
 463
 464         struct status_desc *desc_head;
 465         struct qlcnic_adapter *adapter;
 466         struct napi_struct napi;
 467         struct list_head free_list[NUM_RCV_DESC_RINGS];
 468
 469         int irq;
 470
 471         dma_addr_t phys_addr;
 472         char name[IFNAMSIZ+4];
 473 };
 474
 475 struct qlcnic_host_tx_ring {
 476         u32 producer;
 477         __le32 *hw_consumer;
 478         u32 sw_consumer;
 479         void __iomem *crb_cmd_producer;
 480         u32 num_desc;
 481
 482         struct netdev_queue *txq;
 483
 484         struct qlcnic_cmd_buffer *cmd_buf_arr;
 485         struct cmd_desc_type0 *desc_head;
 486         dma_addr_t phys_addr;
 487         dma_addr_t hw_cons_phys_addr;
 488 };
 489
 490 /*
 491  * Receive context. There is one such structure per instance of the
 492  * receive processing. Any state information that is relevant to
 493  * the receive, and is must be in this structure. The global data may be
 494  * present elsewhere.
 495  */
 496 struct qlcnic_recv_context {
 497         u32 state;
 498         u16 context_id;
 499         u16 virt_port;
 500
 501         struct qlcnic_host_rds_ring *rds_rings;
 502         struct qlcnic_host_sds_ring *sds_rings;
 503 };
 504
 505 /* HW context creation */
 506
 507 #define QLCNIC_OS_CRB_RETRY_COUNT       4000
 508 #define QLCNIC_CDRP_SIGNATURE_MAKE(pcifn, version) \
 509         (((pcifn) & 0xff) | (((version) & 0xff) << 8) | (0xcafe << 16))
 510
 511 #define QLCNIC_CDRP_CMD_BIT             0x80000000
 512
 513 /*
 514  * All responses must have the QLCNIC_CDRP_CMD_BIT cleared
 515  * in the crb QLCNIC_CDRP_CRB_OFFSET.
 516  */
 517 #define QLCNIC_CDRP_FORM_RSP(rsp)       (rsp)
 518 #define QLCNIC_CDRP_IS_RSP(rsp) (((rsp) & QLCNIC_CDRP_CMD_BIT) == 0)
 519
 520 #define QLCNIC_CDRP_RSP_OK              0x00000001
 521 #define QLCNIC_CDRP_RSP_FAIL            0x00000002
 522 #define QLCNIC_CDRP_RSP_TIMEOUT         0x00000003
 523
 524 /*
 525  * All commands must have the QLCNIC_CDRP_CMD_BIT set in
 526  * the crb QLCNIC_CDRP_CRB_OFFSET.
 527  */
 528 #define QLCNIC_CDRP_FORM_CMD(cmd)       (QLCNIC_CDRP_CMD_BIT | (cmd))
 529 #define QLCNIC_CDRP_IS_CMD(cmd) (((cmd) & QLCNIC_CDRP_CMD_BIT) != 0)
 530
 531 #define QLCNIC_CDRP_CMD_SUBMIT_CAPABILITIES     0x00000001
 532 #define QLCNIC_CDRP_CMD_READ_MAX_RDS_PER_CTX    0x00000002
 533 #define QLCNIC_CDRP_CMD_READ_MAX_SDS_PER_CTX    0x00000003
 534 #define QLCNIC_CDRP_CMD_READ_MAX_RULES_PER_CTX  0x00000004
 535 #define QLCNIC_CDRP_CMD_READ_MAX_RX_CTX         0x00000005
 536 #define QLCNIC_CDRP_CMD_READ_MAX_TX_CTX         0x00000006
 537 #define QLCNIC_CDRP_CMD_CREATE_RX_CTX           0x00000007
 538 #define QLCNIC_CDRP_CMD_DESTROY_RX_CTX          0x00000008
 539 #define QLCNIC_CDRP_CMD_CREATE_TX_CTX           0x00000009
 540 #define QLCNIC_CDRP_CMD_DESTROY_TX_CTX          0x0000000a
 541 #define QLCNIC_CDRP_CMD_SETUP_STATISTICS        0x0000000e
 542 #define QLCNIC_CDRP_CMD_GET_STATISTICS          0x0000000f
 543 #define QLCNIC_CDRP_CMD_DELETE_STATISTICS       0x00000010
 544 #define QLCNIC_CDRP_CMD_SET_MTU                 0x00000012
 545 #define QLCNIC_CDRP_CMD_READ_PHY                0x00000013
 546 #define QLCNIC_CDRP_CMD_WRITE_PHY               0x00000014
 547 #define QLCNIC_CDRP_CMD_READ_HW_REG             0x00000015
 548 #define QLCNIC_CDRP_CMD_GET_FLOW_CTL            0x00000016
 549 #define QLCNIC_CDRP_CMD_SET_FLOW_CTL            0x00000017
 550 #define QLCNIC_CDRP_CMD_READ_MAX_MTU            0x00000018
 551 #define QLCNIC_CDRP_CMD_READ_MAX_LRO            0x00000019
 552 #define QLCNIC_CDRP_CMD_CONFIGURE_TOE           0x0000001a
 553 #define QLCNIC_CDRP_CMD_FUNC_ATTRIB             0x0000001b
 554 #define QLCNIC_CDRP_CMD_READ_PEXQ_PARAMETERS    0x0000001c
 555 #define QLCNIC_CDRP_CMD_GET_LIC_CAPABILITIES    0x0000001d
 556 #define QLCNIC_CDRP_CMD_READ_MAX_LRO_PER_BOARD  0x0000001e
 557 #define QLCNIC_CDRP_CMD_MAC_ADDRESS             0x0000001f
 558
 559 #define QLCNIC_CDRP_CMD_GET_PCI_INFO            0x00000020
 560 #define QLCNIC_CDRP_CMD_GET_NIC_INFO            0x00000021
 561 #define QLCNIC_CDRP_CMD_SET_NIC_INFO            0x00000022
 562 #define QLCNIC_CDRP_CMD_RESET_NPAR              0x00000023
 563 #define QLCNIC_CDRP_CMD_GET_ESWITCH_CAPABILITY  0x00000024
 564 #define QLCNIC_CDRP_CMD_TOGGLE_ESWITCH          0x00000025
 565 #define QLCNIC_CDRP_CMD_GET_ESWITCH_STATUS      0x00000026
 566 #define QLCNIC_CDRP_CMD_SET_PORTMIRRORING       0x00000027
 567 #define QLCNIC_CDRP_CMD_CONFIGURE_ESWITCH       0x00000028
 568 #define QLCNIC_CDRP_CMD_GET_ESWITCH_PORT_CONFIG 0x00000029
 569 #define QLCNIC_CDRP_CMD_GET_ESWITCH_STATS       0x0000002a
 570
 571 #define QLCNIC_RCODE_SUCCESS            0
 572 #define QLCNIC_RCODE_TIMEOUT            17
 573 #define QLCNIC_DESTROY_CTX_RESET        0
 574
 575 /*
 576  * Capabilities Announced
 577  */
 578 #define QLCNIC_CAP0_LEGACY_CONTEXT      (1)
 579 #define QLCNIC_CAP0_LEGACY_MN           (1 << 2)
 580 #define QLCNIC_CAP0_LSO                 (1 << 6)
 581 #define QLCNIC_CAP0_JUMBO_CONTIGUOUS    (1 << 7)
 582 #define QLCNIC_CAP0_LRO_CONTIGUOUS      (1 << 8)
 583 #define QLCNIC_CAP0_VALIDOFF            (1 << 11)
 584
 585 /*
 586  * Context state
 587  */
 588 #define QLCNIC_HOST_CTX_STATE_FREED     0
 589 #define QLCNIC_HOST_CTX_STATE_ACTIVE    2
 590
 591 /*
 592  * Rx context
 593  */
 594
 595 struct qlcnic_hostrq_sds_ring {
 596         __le64 host_phys_addr;  /* Ring base addr */
 597         __le32 ring_size;               /* Ring entries */
 598         __le16 msi_index;
 599         __le16 rsvd;            /* Padding */
 600 };
 601
 602 struct qlcnic_hostrq_rds_ring {
 603         __le64 host_phys_addr;  /* Ring base addr */
 604         __le64 buff_size;               /* Packet buffer size */
 605         __le32 ring_size;               /* Ring entries */
 606         __le32 ring_kind;               /* Class of ring */
 607 };
 608
 609 struct qlcnic_hostrq_rx_ctx {
 610         __le64 host_rsp_dma_addr;       /* Response dma'd here */
 611         __le32 capabilities[4]; /* Flag bit vector */
 612         __le32 host_int_crb_mode;       /* Interrupt crb usage */
 613         __le32 host_rds_crb_mode;       /* RDS crb usage */
 614         /* These ring offsets are relative to data[0] below */
 615         __le32 rds_ring_offset; /* Offset to RDS config */
 616         __le32 sds_ring_offset; /* Offset to SDS config */
 617         __le16 num_rds_rings;   /* Count of RDS rings */
 618         __le16 num_sds_rings;   /* Count of SDS rings */
 619         __le16 valid_field_offset;
 620         u8  txrx_sds_binding;
 621         u8  msix_handler;
 622         u8  reserved[128];      /* reserve space for future expansion*/
 623         /* MUST BE 64-bit aligned.
 624            The following is packed:
 625            - N hostrq_rds_rings
 626            - N hostrq_sds_rings */
 627         char data[0];
 628 };
 629
 630 struct qlcnic_cardrsp_rds_ring{
 631         __le32 host_producer_crb;       /* Crb to use */
 632         __le32 rsvd1;           /* Padding */
 633 };
 634
 635 struct qlcnic_cardrsp_sds_ring {
 636         __le32 host_consumer_crb;       /* Crb to use */
 637         __le32 interrupt_crb;   /* Crb to use */
 638 };
 639
 640 struct qlcnic_cardrsp_rx_ctx {
 641         /* These ring offsets are relative to data[0] below */
 642         __le32 rds_ring_offset; /* Offset to RDS config */
 643         __le32 sds_ring_offset; /* Offset to SDS config */
 644         __le32 host_ctx_state;  /* Starting State */
 645         __le32 num_fn_per_port; /* How many PCI fn share the port */
 646         __le16 num_rds_rings;   /* Count of RDS rings */
 647         __le16 num_sds_rings;   /* Count of SDS rings */
 648         __le16 context_id;              /* Handle for context */
 649         u8  phys_port;          /* Physical id of port */
 650         u8  virt_port;          /* Virtual/Logical id of port */
 651         u8  reserved[128];      /* save space for future expansion */
 652         /*  MUST BE 64-bit aligned.
 653            The following is packed:
 654            - N cardrsp_rds_rings
 655            - N cardrs_sds_rings */
 656         char data[0];
 657 };
 658
 659 #define SIZEOF_HOSTRQ_RX(HOSTRQ_RX, rds_rings, sds_rings)       \
 660         (sizeof(HOSTRQ_RX) +                                    \
 661         (rds_rings)*(sizeof(struct qlcnic_hostrq_rds_ring)) +           \
 662         (sds_rings)*(sizeof(struct qlcnic_hostrq_sds_ring)))
 663
 664 #define SIZEOF_CARDRSP_RX(CARDRSP_RX, rds_rings, sds_rings)     \
 665         (sizeof(CARDRSP_RX) +                                   \
 666         (rds_rings)*(sizeof(struct qlcnic_cardrsp_rds_ring)) +          \
 667         (sds_rings)*(sizeof(struct qlcnic_cardrsp_sds_ring)))
 668
 669 /*
 670  * Tx context
 671  */
 672
 673 struct qlcnic_hostrq_cds_ring {
 674         __le64 host_phys_addr;  /* Ring base addr */
 675         __le32 ring_size;               /* Ring entries */
 676         __le32 rsvd;            /* Padding */
 677 };
 678
 679 struct qlcnic_hostrq_tx_ctx {
 680         __le64 host_rsp_dma_addr;       /* Response dma'd here */
 681         __le64 cmd_cons_dma_addr;       /*  */
 682         __le64 dummy_dma_addr;  /*  */
 683         __le32 capabilities[4]; /* Flag bit vector */
 684         __le32 host_int_crb_mode;       /* Interrupt crb usage */
 685         __le32 rsvd1;           /* Padding */
 686         __le16 rsvd2;           /* Padding */
 687         __le16 interrupt_ctl;
 688         __le16 msi_index;
 689         __le16 rsvd3;           /* Padding */
 690         struct qlcnic_hostrq_cds_ring cds_ring; /* Desc of cds ring */
 691         u8  reserved[128];      /* future expansion */
 692 };
 693
 694 struct qlcnic_cardrsp_cds_ring {
 695         __le32 host_producer_crb;       /* Crb to use */
 696         __le32 interrupt_crb;   /* Crb to use */
 697 };
 698
 699 struct qlcnic_cardrsp_tx_ctx {
 700         __le32 host_ctx_state;  /* Starting state */
 701         __le16 context_id;              /* Handle for context */
 702         u8  phys_port;          /* Physical id of port */
 703         u8  virt_port;          /* Virtual/Logical id of port */
 704         struct qlcnic_cardrsp_cds_ring cds_ring;        /* Card cds settings */
 705         u8  reserved[128];      /* future expansion */
 706 };
 707
 708 #define SIZEOF_HOSTRQ_TX(HOSTRQ_TX)     (sizeof(HOSTRQ_TX))
 709 #define SIZEOF_CARDRSP_TX(CARDRSP_TX)   (sizeof(CARDRSP_TX))
 710
 711 /* CRB */
 712
 713 #define QLCNIC_HOST_RDS_CRB_MODE_UNIQUE 0
 714 #define QLCNIC_HOST_RDS_CRB_MODE_SHARED 1
 715 #define QLCNIC_HOST_RDS_CRB_MODE_CUSTOM 2
 716 #define QLCNIC_HOST_RDS_CRB_MODE_MAX    3
 717
 718 #define QLCNIC_HOST_INT_CRB_MODE_UNIQUE 0
 719 #define QLCNIC_HOST_INT_CRB_MODE_SHARED 1
 720 #define QLCNIC_HOST_INT_CRB_MODE_NORX   2
 721 #define QLCNIC_HOST_INT_CRB_MODE_NOTX   3
 722 #define QLCNIC_HOST_INT_CRB_MODE_NORXTX 4
 723
 724
 725 /* MAC */
 726
 727 #define MC_COUNT_P3P    38
 728
 729 #define QLCNIC_MAC_NOOP 0
 730 #define QLCNIC_MAC_ADD  1
 731 #define QLCNIC_MAC_DEL  2
 732 #define QLCNIC_MAC_VLAN_ADD     3
 733 #define QLCNIC_MAC_VLAN_DEL     4
 734
 735 struct qlcnic_mac_list_s {
 736         struct list_head list;
 737         uint8_t mac_addr[ETH_ALEN+2];
 738 };
 739
 740 /*
 741  * Interrupt coalescing defaults. The defaults are for 1500 MTU. It is
 742  * adjusted based on configured MTU.
 743  */
 744 #define QLCNIC_DEFAULT_INTR_COALESCE_RX_TIME_US 3
 745 #define QLCNIC_DEFAULT_INTR_COALESCE_RX_PACKETS 256
 746 #define QLCNIC_DEFAULT_INTR_COALESCE_TX_PACKETS 64
 747 #define QLCNIC_DEFAULT_INTR_COALESCE_TX_TIME_US 4
 748
 749 #define QLCNIC_INTR_DEFAULT                     0x04
 750
 751 union qlcnic_nic_intr_coalesce_data {
 752         struct {
 753                 u16     rx_packets;
 754                 u16     rx_time_us;
 755                 u16     tx_packets;
 756                 u16     tx_time_us;
 757         } data;
 758         u64             word;
 759 };
 760
 761 struct qlcnic_nic_intr_coalesce {
 762         u16             stats_time_us;
 763         u16             rate_sample_time;
 764         u16             flags;
 765         u16             rsvd_1;
 766         u32             low_threshold;
 767         u32             high_threshold;
 768         union qlcnic_nic_intr_coalesce_data     normal;
 769         union qlcnic_nic_intr_coalesce_data     low;
 770         union qlcnic_nic_intr_coalesce_data     high;
 771         union qlcnic_nic_intr_coalesce_data     irq;
 772 };
 773
 774 #define QLCNIC_HOST_REQUEST     0x13
 775 #define QLCNIC_REQUEST          0x14
 776
 777 #define QLCNIC_MAC_EVENT        0x1
 778
 779 #define QLCNIC_IP_UP            2
 780 #define QLCNIC_IP_DOWN          3
 781
 782 /*
 783  * Driver --> Firmware
 784  */
 785 #define QLCNIC_H2C_OPCODE_START                         0
 786 #define QLCNIC_H2C_OPCODE_CONFIG_RSS                    1
 787 #define QLCNIC_H2C_OPCODE_CONFIG_RSS_TBL                2
 788 #define QLCNIC_H2C_OPCODE_CONFIG_INTR_COALESCE          3
 789 #define QLCNIC_H2C_OPCODE_CONFIG_LED                    4
 790 #define QLCNIC_H2C_OPCODE_CONFIG_PROMISCUOUS            5
 791 #define QLCNIC_H2C_OPCODE_CONFIG_L2_MAC                 6
 792 #define QLCNIC_H2C_OPCODE_LRO_REQUEST                   7
 793 #define QLCNIC_H2C_OPCODE_GET_SNMP_STATS                8
 794 #define QLCNIC_H2C_OPCODE_PROXY_START_REQUEST           9
 795 #define QLCNIC_H2C_OPCODE_PROXY_STOP_REQUEST            10
 796 #define QLCNIC_H2C_OPCODE_PROXY_SET_MTU                 11
 797 #define QLCNIC_H2C_OPCODE_PROXY_SET_VPORT_MISS_MODE     12
 798 #define QLCNIC_H2C_OPCODE_GET_FINGER_PRINT_REQUEST      13
 799 #define QLCNIC_H2C_OPCODE_INSTALL_LICENSE_REQUEST       14
 800 #define QLCNIC_H2C_OPCODE_GET_LICENSE_CAPABILITY_REQUEST        15
 801 #define QLCNIC_H2C_OPCODE_GET_NET_STATS                 16
 802 #define QLCNIC_H2C_OPCODE_PROXY_UPDATE_P2V              17
 803 #define QLCNIC_H2C_OPCODE_CONFIG_IPADDR                 18
 804 #define QLCNIC_H2C_OPCODE_PROXY_STOP_DONE               20
 805 #define QLCNIC_H2C_OPCODE_GET_LINKEVENT                 21
 806 #define QLCNIC_C2C_OPCODE                               22
 807 #define QLCNIC_H2C_OPCODE_CONFIG_BRIDGING               23
 808 #define QLCNIC_H2C_OPCODE_CONFIG_HW_LRO                 24
 809 #define QLCNIC_H2C_OPCODE_LAST                          25
 810 /*
 811  * Firmware --> Driver
 812  */
 813
 814 #define QLCNIC_C2H_OPCODE_START                         128
 815 #define QLCNIC_C2H_OPCODE_CONFIG_RSS_RESPONSE           129
 816 #define QLCNIC_C2H_OPCODE_CONFIG_RSS_TBL_RESPONSE       130
 817 #define QLCNIC_C2H_OPCODE_CONFIG_MAC_RESPONSE           131
 818 #define QLCNIC_C2H_OPCODE_CONFIG_PROMISCUOUS_RESPONSE   132
 819 #define QLCNIC_C2H_OPCODE_CONFIG_L2_MAC_RESPONSE        133
 820 #define QLCNIC_C2H_OPCODE_LRO_DELETE_RESPONSE           134
 821 #define QLCNIC_C2H_OPCODE_LRO_ADD_FAILURE_RESPONSE      135
 822 #define QLCNIC_C2H_OPCODE_GET_SNMP_STATS                136
 823 #define QLCNIC_C2H_OPCODE_GET_FINGER_PRINT_REPLY        137
 824 #define QLCNIC_C2H_OPCODE_INSTALL_LICENSE_REPLY         138
 825 #define QLCNIC_C2H_OPCODE_GET_LICENSE_CAPABILITIES_REPLY 139
 826 #define QLCNIC_C2H_OPCODE_GET_NET_STATS_RESPONSE        140
 827 #define QLCNIC_C2H_OPCODE_GET_LINKEVENT_RESPONSE        141
 828 #define QLCNIC_C2H_OPCODE_LAST                          142
 829
 830 #define VPORT_MISS_MODE_DROP            0 /* drop all unmatched */
 831 #define VPORT_MISS_MODE_ACCEPT_ALL      1 /* accept all packets */
 832 #define VPORT_MISS_MODE_ACCEPT_MULTI    2 /* accept unmatched multicast */
 833
 834 #define QLCNIC_LRO_REQUEST_CLEANUP      4
 835
 836 /* Capabilites received */
 837 #define QLCNIC_FW_CAPABILITY_TSO                BIT_1
 838 #define QLCNIC_FW_CAPABILITY_BDG                BIT_8
 839 #define QLCNIC_FW_CAPABILITY_FVLANTX            BIT_9
 840 #define QLCNIC_FW_CAPABILITY_HW_LRO             BIT_10
 841
 842 /* module types */
 843 #define LINKEVENT_MODULE_NOT_PRESENT                    1
 844 #define LINKEVENT_MODULE_OPTICAL_UNKNOWN                2
 845 #define LINKEVENT_MODULE_OPTICAL_SRLR                   3
 846 #define LINKEVENT_MODULE_OPTICAL_LRM                    4
 847 #define LINKEVENT_MODULE_OPTICAL_SFP_1G                 5
 848 #define LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLE       6
 849 #define LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLELEN    7
 850 #define LINKEVENT_MODULE_TWINAX                         8
 851
 852 #define LINKSPEED_10GBPS        10000
 853 #define LINKSPEED_1GBPS         1000
 854 #define LINKSPEED_100MBPS       100
 855 #define LINKSPEED_10MBPS        10
 856
 857 #define LINKSPEED_ENCODED_10MBPS        0
 858 #define LINKSPEED_ENCODED_100MBPS       1
 859 #define LINKSPEED_ENCODED_1GBPS         2
 860
 861 #define LINKEVENT_AUTONEG_DISABLED      0
 862 #define LINKEVENT_AUTONEG_ENABLED       1
 863
 864 #define LINKEVENT_HALF_DUPLEX           0
 865 #define LINKEVENT_FULL_DUPLEX           1
 866
 867 #define LINKEVENT_LINKSPEED_MBPS        0
 868 #define LINKEVENT_LINKSPEED_ENCODED     1
 869
 870 #define AUTO_FW_RESET_ENABLED   0x01
 871 /* firmware response header:
 872  *      63:58 - message type
 873  *      57:56 - owner
 874  *      55:53 - desc count
 875  *      52:48 - reserved
 876  *      47:40 - completion id
 877  *      39:32 - opcode
 878  *      31:16 - error code
 879  *      15:00 - reserved
 880  */
 881 #define qlcnic_get_nic_msg_opcode(msg_hdr)      \
 882         ((msg_hdr >> 32) & 0xFF)
 883
 884 struct qlcnic_fw_msg {
 885         union {
 886                 struct {
 887                         u64 hdr;
 888                         u64 body[7];
 889                 };
 890                 u64 words[8];
 891         };
 892 };
 893
 894 struct qlcnic_nic_req {
 895         __le64 qhdr;
 896         __le64 req_hdr;
 897         __le64 words[6];
 898 };
 899
 900 struct qlcnic_mac_req {
 901         u8 op;
 902         u8 tag;
 903         u8 mac_addr[6];
 904 };
 905
 906 struct qlcnic_vlan_req {
 907         __le16 vlan_id;
 908         __le16 rsvd[3];
 909 };
 910
 911 struct qlcnic_ipaddr {
 912         __be32 ipv4;
 913         __be32 ipv6[4];
 914 };
 915
 916 #define QLCNIC_MSI_ENABLED              0x02
 917 #define QLCNIC_MSIX_ENABLED             0x04
 918 #define QLCNIC_LRO_ENABLED              0x08
 919 #define QLCNIC_LRO_DISABLED             0x00
 920 #define QLCNIC_BRIDGE_ENABLED           0X10
 921 #define QLCNIC_DIAG_ENABLED             0x20
 922 #define QLCNIC_ESWITCH_ENABLED          0x40
 923 #define QLCNIC_ADAPTER_INITIALIZED      0x80
 924 #define QLCNIC_TAGGING_ENABLED          0x100
 925 #define QLCNIC_MACSPOOF                 0x200
 926 #define QLCNIC_MAC_OVERRIDE_DISABLED    0x400
 927 #define QLCNIC_PROMISC_DISABLED         0x800
 928 #define QLCNIC_NEED_FLR                 0x1000
 929 #define QLCNIC_IS_MSI_FAMILY(adapter) \
 930         ((adapter)->flags & (QLCNIC_MSI_ENABLED | QLCNIC_MSIX_ENABLED))
 931
 932 #define MSIX_ENTRIES_PER_ADAPTER        NUM_STS_DESC_RINGS
 933 #define QLCNIC_MSIX_TBL_SPACE           8192
 934 #define QLCNIC_PCI_REG_MSIX_TBL         0x44
 935 #define QLCNIC_MSIX_TBL_PGSIZE          4096
 936
 937 #define QLCNIC_NETDEV_WEIGHT    128
 938 #define QLCNIC_ADAPTER_UP_MAGIC 777
 939
 940 #define __QLCNIC_FW_ATTACHED            0
 941 #define __QLCNIC_DEV_UP                 1
 942 #define __QLCNIC_RESETTING              2
 943 #define __QLCNIC_START_FW               4
 944 #define __QLCNIC_AER                    5
 945
 946 #define QLCNIC_INTERRUPT_TEST           1
 947 #define QLCNIC_LOOPBACK_TEST            2
 948 #define QLCNIC_LED_TEST         3
 949
 950 #define QLCNIC_FILTER_AGE       80
 951 #define QLCNIC_READD_AGE        20
 952 #define QLCNIC_LB_MAX_FILTERS   64
 953
 954 struct qlcnic_filter {
 955         struct hlist_node fnode;
 956         u8 faddr[ETH_ALEN];
 957         __le16 vlan_id;
 958         unsigned long ftime;
 959 };
 960
 961 struct qlcnic_filter_hash {
 962         struct hlist_head *fhead;
 963         u8 fnum;
 964         u8 fmax;
 965 };
 966
 967 struct qlcnic_adapter {
 968         struct qlcnic_hardware_context ahw;
 969
 970         struct net_device *netdev;
 971         struct pci_dev *pdev;
 972         struct list_head mac_list;
 973
 974         spinlock_t tx_clean_lock;
 975         spinlock_t mac_learn_lock;
 976
 977         u16 num_txd;
 978         u16 num_rxd;
 979         u16 num_jumbo_rxd;
 980         u16 max_rxd;
 981         u16 max_jumbo_rxd;
 982
 983         u8 max_rds_rings;
 984         u8 max_sds_rings;
 985         u8 msix_supported;
 986         u8 rx_csum;
 987         u8 portnum;
 988         u8 physical_port;
 989         u8 reset_context;
 990
 991         u8 mc_enabled;
 992         u8 max_mc_count;
 993         u8 rss_supported;
 994         u8 fw_wait_cnt;
 995         u8 fw_fail_cnt;
 996         u8 tx_timeo_cnt;
 997         u8 need_fw_reset;
 998
 999         u8 has_link_events;
1000         u8 fw_type;
1001         u16 tx_context_id;
1002         u16 is_up;
1003
1004         u16 link_speed;
1005         u16 link_duplex;
1006         u16 link_autoneg;
1007         u16 module_type;
1008
1009         u16 op_mode;
1010         u16 switch_mode;
1011         u16 max_tx_ques;
1012         u16 max_rx_ques;
1013         u16 max_mtu;
1014         u16 pvid;
1015
1016         u32 fw_hal_version;
1017         u32 capabilities;
1018         u32 flags;
1019         u32 irq;
1020         u32 temp;
1021
1022         u32 int_vec_bit;
1023         u32 heartbeat;
1024
1025         u8 max_mac_filters;
1026         u8 dev_state;
1027         u8 diag_test;
1028         u8 diag_cnt;
1029         u8 reset_ack_timeo;
1030         u8 dev_init_timeo;
1031         u16 msg_enable;
1032
1033         u8 mac_addr[ETH_ALEN];
1034
1035         u64 dev_rst_time;
1036
1037         struct vlan_group *vlgrp;
1038         struct qlcnic_npar_info *npars;
1039         struct qlcnic_eswitch *eswitch;
1040         struct qlcnic_nic_template *nic_ops;
1041
1042         struct qlcnic_adapter_stats stats;
1043
1044         struct qlcnic_recv_context recv_ctx;
1045         struct qlcnic_host_tx_ring *tx_ring;
1046
1047         void __iomem    *tgt_mask_reg;
1048         void __iomem    *tgt_status_reg;
1049         void __iomem    *crb_int_state_reg;
1050         void __iomem    *isr_int_vec;
1051
1052         struct msix_entry msix_entries[MSIX_ENTRIES_PER_ADAPTER];
1053
1054         struct delayed_work fw_work;
1055
1056         struct qlcnic_nic_intr_coalesce coal;
1057
1058         struct qlcnic_filter_hash fhash;
1059
1060         unsigned long state;
1061         __le32 file_prd_off;    /*File fw product offset*/
1062         u32 fw_version;
1063         const struct firmware *fw;
1064 };
1065
1066 struct qlcnic_info {
1067         __le16  pci_func;
1068         __le16  op_mode; /* 1 = Priv, 2 = NP, 3 = NP passthru */
1069         __le16  phys_port;
1070         __le16  switch_mode; /* 0 = disabled, 1 = int, 2 = ext */
1071
1072         __le32  capabilities;
1073         u8      max_mac_filters;
1074         u8      reserved1;
1075         __le16  max_mtu;
1076
1077         __le16  max_tx_ques;
1078         __le16  max_rx_ques;
1079         __le16  min_tx_bw;
1080         __le16  max_tx_bw;
1081         u8      reserved2[104];
1082 };
1083
1084 struct qlcnic_pci_info {
1085         __le16  id; /* pci function id */
1086         __le16  active; /* 1 = Enabled */
1087         __le16  type; /* 1 = NIC, 2 = FCoE, 3 = iSCSI */
1088         __le16  default_port; /* default port number */
1089
1090         __le16  tx_min_bw; /* Multiple of 100mbpc */
1091         __le16  tx_max_bw;
1092         __le16  reserved1[2];
1093
1094         u8      mac[ETH_ALEN];
1095         u8      reserved2[106];
1096 };
1097
1098 struct qlcnic_npar_info {
1099         u16     pvid;
1100         u16     min_bw;
1101         u16     max_bw;
1102         u8      phy_port;
1103         u8      type;
1104         u8      active;
1105         u8      enable_pm;
1106         u8      dest_npar;
1107         u8      discard_tagged;
1108         u8      mac_override;
1109         u8      mac_anti_spoof;
1110         u8      promisc_mode;
1111         u8      offload_flags;
1112 };
1113
1114 struct qlcnic_eswitch {
1115         u8      port;
1116         u8      active_vports;
1117         u8      active_vlans;
1118         u8      active_ucast_filters;
1119         u8      max_ucast_filters;
1120         u8      max_active_vlans;
1121
1122         u32     flags;
1123 #define QLCNIC_SWITCH_ENABLE            BIT_1
1124 #define QLCNIC_SWITCH_VLAN_FILTERING    BIT_2
1125 #define QLCNIC_SWITCH_PROMISC_MODE      BIT_3
1126 #define QLCNIC_SWITCH_PORT_MIRRORING    BIT_4
1127 };
1128
1129
1130 /* Return codes for Error handling */
1131 #define QL_STATUS_INVALID_PARAM -1
1132
1133 #define MAX_BW                  100     /* % of link speed */
1134 #define MAX_VLAN_ID             4095
1135 #define MIN_VLAN_ID             2
1136 #define MAX_TX_QUEUES           1
1137 #define MAX_RX_QUEUES           4
1138 #define DEFAULT_MAC_LEARN       1
1139
1140 #define IS_VALID_VLAN(vlan)     (vlan >= MIN_VLAN_ID && vlan < MAX_VLAN_ID)
1141 #define IS_VALID_BW(bw)         (bw <= MAX_BW)
1142 #define IS_VALID_TX_QUEUES(que) (que > 0 && que <= MAX_TX_QUEUES)
1143 #define IS_VALID_RX_QUEUES(que) (que > 0 && que <= MAX_RX_QUEUES)
1144
1145 struct qlcnic_pci_func_cfg {
1146         u16     func_type;
1147         u16     min_bw;
1148         u16     max_bw;
1149         u16     port_num;
1150         u8      pci_func;
1151         u8      func_state;
1152         u8      def_mac_addr[6];
1153 };
1154
1155 struct qlcnic_npar_func_cfg {
1156         u32     fw_capab;
1157         u16     port_num;
1158         u16     min_bw;
1159         u16     max_bw;
1160         u16     max_tx_queues;
1161         u16     max_rx_queues;
1162         u8      pci_func;
1163         u8      op_mode;
1164 };
1165
1166 struct qlcnic_pm_func_cfg {
1167         u8      pci_func;
1168         u8      action;
1169         u8      dest_npar;
1170         u8      reserved[5];
1171 };
1172
1173 struct qlcnic_esw_func_cfg {
1174         u16     vlan_id;
1175         u8      op_mode;
1176         u8      op_type;
1177         u8      pci_func;
1178         u8      host_vlan_tag;
1179         u8      promisc_mode;
1180         u8      discard_tagged;
1181         u8      mac_override;
1182         u8      mac_anti_spoof;
1183         u8      offload_flags;
1184         u8      reserved[5];
1185 };
1186
1187 #define QLCNIC_STATS_VERSION            1
1188 #define QLCNIC_STATS_PORT               1
1189 #define QLCNIC_STATS_ESWITCH            2
1190 #define QLCNIC_QUERY_RX_COUNTER         0
1191 #define QLCNIC_QUERY_TX_COUNTER         1
1192 #define QLCNIC_ESW_STATS_NOT_AVAIL      0xffffffffffffffffULL
1193
1194 #define QLCNIC_ADD_ESW_STATS(VAL1, VAL2)\
1195 do {    \
1196         if (((VAL1) == QLCNIC_ESW_STATS_NOT_AVAIL) && \
1197             ((VAL2) != QLCNIC_ESW_STATS_NOT_AVAIL)) \
1198                 (VAL1) = (VAL2); \
1199         else if (((VAL1) != QLCNIC_ESW_STATS_NOT_AVAIL) && \
1200                  ((VAL2) != QLCNIC_ESW_STATS_NOT_AVAIL)) \
1201                         (VAL1) += (VAL2); \
1202 } while (0)
1203
1204 struct __qlcnic_esw_statistics {
1205         __le16 context_id;
1206         __le16 version;
1207         __le16 size;
1208         __le16 unused;
1209         __le64 unicast_frames;
1210         __le64 multicast_frames;
1211         __le64 broadcast_frames;
1212         __le64 dropped_frames;
1213         __le64 errors;
1214         __le64 local_frames;
1215         __le64 numbytes;
1216         __le64 rsvd[3];
1217 };
1218
1219 struct qlcnic_esw_statistics {
1220         struct __qlcnic_esw_statistics rx;
1221         struct __qlcnic_esw_statistics tx;
1222 };
1223
1224 int qlcnic_fw_cmd_query_phy(struct qlcnic_adapter *adapter, u32 reg, u32 *val);
1225 int qlcnic_fw_cmd_set_phy(struct qlcnic_adapter *adapter, u32 reg, u32 val);
1226
1227 u32 qlcnic_hw_read_wx_2M(struct qlcnic_adapter *adapter, ulong off);
1228 int qlcnic_hw_write_wx_2M(struct qlcnic_adapter *, ulong off, u32 data);
1229 int qlcnic_pci_mem_write_2M(struct qlcnic_adapter *, u64 off, u64 data);
1230 int qlcnic_pci_mem_read_2M(struct qlcnic_adapter *, u64 off, u64 *data);
1231 void qlcnic_pci_camqm_read_2M(struct qlcnic_adapter *, u64, u64 *);
1232 void qlcnic_pci_camqm_write_2M(struct qlcnic_adapter *, u64, u64);
1233
1234 #define ADDR_IN_RANGE(addr, low, high)  \
1235         (((addr) < (high)) && ((addr) >= (low)))
1236
1237 #define QLCRD32(adapter, off) \
1238         (qlcnic_hw_read_wx_2M(adapter, off))
1239 #define QLCWR32(adapter, off, val) \
1240         (qlcnic_hw_write_wx_2M(adapter, off, val))
1241
1242 int qlcnic_pcie_sem_lock(struct qlcnic_adapter *, int, u32);
1243 void qlcnic_pcie_sem_unlock(struct qlcnic_adapter *, int);
1244
1245 #define qlcnic_rom_lock(a)      \
1246         qlcnic_pcie_sem_lock((a), 2, QLCNIC_ROM_LOCK_ID)
1247 #define qlcnic_rom_unlock(a)    \
1248         qlcnic_pcie_sem_unlock((a), 2)
1249 #define qlcnic_phy_lock(a)      \
1250         qlcnic_pcie_sem_lock((a), 3, QLCNIC_PHY_LOCK_ID)
1251 #define qlcnic_phy_unlock(a)    \
1252         qlcnic_pcie_sem_unlock((a), 3)
1253 #define qlcnic_api_lock(a)      \
1254         qlcnic_pcie_sem_lock((a), 5, 0)
1255 #define qlcnic_api_unlock(a)    \
1256         qlcnic_pcie_sem_unlock((a), 5)
1257 #define qlcnic_sw_lock(a)       \
1258         qlcnic_pcie_sem_lock((a), 6, 0)
1259 #define qlcnic_sw_unlock(a)     \
1260         qlcnic_pcie_sem_unlock((a), 6)
1261 #define crb_win_lock(a) \
1262         qlcnic_pcie_sem_lock((a), 7, QLCNIC_CRB_WIN_LOCK_ID)
1263 #define crb_win_unlock(a)       \
1264         qlcnic_pcie_sem_unlock((a), 7)
1265
1266 int qlcnic_get_board_info(struct qlcnic_adapter *adapter);
1267 int qlcnic_wol_supported(struct qlcnic_adapter *adapter);
1268 int qlcnic_config_led(struct qlcnic_adapter *adapter, u32 state, u32 rate);
1269 void qlcnic_prune_lb_filters(struct qlcnic_adapter *adapter);
1270 void qlcnic_delete_lb_filters(struct qlcnic_adapter *adapter);
1271
1272 /* Functions from qlcnic_init.c */
1273 int qlcnic_load_firmware(struct qlcnic_adapter *adapter);
1274 int qlcnic_need_fw_reset(struct qlcnic_adapter *adapter);
1275 void qlcnic_request_firmware(struct qlcnic_adapter *adapter);
1276 void qlcnic_release_firmware(struct qlcnic_adapter *adapter);
1277 int qlcnic_pinit_from_rom(struct qlcnic_adapter *adapter);
1278 int qlcnic_setup_idc_param(struct qlcnic_adapter *adapter);
1279 int qlcnic_check_flash_fw_ver(struct qlcnic_adapter *adapter);
1280
1281 int qlcnic_rom_fast_read(struct qlcnic_adapter *adapter, int addr, int *valp);
1282 int qlcnic_rom_fast_read_words(struct qlcnic_adapter *adapter, int addr,
1283                                 u8 *bytes, size_t size);
1284 int qlcnic_alloc_sw_resources(struct qlcnic_adapter *adapter);
1285 void qlcnic_free_sw_resources(struct qlcnic_adapter *adapter);
1286
1287 void __iomem *qlcnic_get_ioaddr(struct qlcnic_adapter *, u32);
1288
1289 int qlcnic_alloc_hw_resources(struct qlcnic_adapter *adapter);
1290 void qlcnic_free_hw_resources(struct qlcnic_adapter *adapter);
1291
1292 int qlcnic_fw_create_ctx(struct qlcnic_adapter *adapter);
1293 void qlcnic_fw_destroy_ctx(struct qlcnic_adapter *adapter);
1294
1295 void qlcnic_reset_rx_buffers_list(struct qlcnic_adapter *adapter);
1296 void qlcnic_release_rx_buffers(struct qlcnic_adapter *adapter);
1297 void qlcnic_release_tx_buffers(struct qlcnic_adapter *adapter);
1298
1299 int qlcnic_check_fw_status(struct qlcnic_adapter *adapter);
1300 void qlcnic_watchdog_task(struct work_struct *work);
1301 void qlcnic_post_rx_buffers(struct qlcnic_adapter *adapter, u32 ringid,
1302                 struct qlcnic_host_rds_ring *rds_ring);
1303 int qlcnic_process_rcv_ring(struct qlcnic_host_sds_ring *sds_ring, int max);
1304 void qlcnic_set_multi(struct net_device *netdev);
1305 void qlcnic_free_mac_list(struct qlcnic_adapter *adapter);
1306 int qlcnic_nic_set_promisc(struct qlcnic_adapter *adapter, u32);
1307 int qlcnic_config_intr_coalesce(struct qlcnic_adapter *adapter);
1308 int qlcnic_config_rss(struct qlcnic_adapter *adapter, int enable);
1309 int qlcnic_config_ipaddr(struct qlcnic_adapter *adapter, __be32 ip, int cmd);
1310 int qlcnic_linkevent_request(struct qlcnic_adapter *adapter, int enable);
1311 void qlcnic_advert_link_change(struct qlcnic_adapter *adapter, int linkup);
1312
1313 int qlcnic_fw_cmd_set_mtu(struct qlcnic_adapter *adapter, int mtu);
1314 int qlcnic_change_mtu(struct net_device *netdev, int new_mtu);
1315 int qlcnic_config_hw_lro(struct qlcnic_adapter *adapter, int enable);
1316 int qlcnic_config_bridged_mode(struct qlcnic_adapter *adapter, u32 enable);
1317 int qlcnic_send_lro_cleanup(struct qlcnic_adapter *adapter);
1318 void qlcnic_update_cmd_producer(struct qlcnic_adapter *adapter,
1319                 struct qlcnic_host_tx_ring *tx_ring);
1320 void qlcnic_fetch_mac(struct qlcnic_adapter *, u32, u32, u8, u8 *);
1321
1322 /* Functions from qlcnic_main.c */
1323 int qlcnic_reset_context(struct qlcnic_adapter *);
1324 u32 qlcnic_issue_cmd(struct qlcnic_adapter *adapter,
1325         u32 pci_fn, u32 version, u32 arg1, u32 arg2, u32 arg3, u32 cmd);
1326 void qlcnic_diag_free_res(struct net_device *netdev, int max_sds_rings);
1327 int qlcnic_diag_alloc_res(struct net_device *netdev, int test);
1328 netdev_tx_t qlcnic_xmit_frame(struct sk_buff *skb, struct net_device *netdev);
1329
1330 /* Management functions */
1331 int qlcnic_get_mac_address(struct qlcnic_adapter *, u8*);
1332 int qlcnic_get_nic_info(struct qlcnic_adapter *, struct qlcnic_info *, u8);
1333 int qlcnic_set_nic_info(struct qlcnic_adapter *, struct qlcnic_info *);
1334 int qlcnic_get_pci_info(struct qlcnic_adapter *, struct qlcnic_pci_info*);
1335
1336 /*  eSwitch management functions */
1337 int qlcnic_config_switch_port(struct qlcnic_adapter *,
1338                                 struct qlcnic_esw_func_cfg *);
1339 int qlcnic_get_eswitch_port_config(struct qlcnic_adapter *,
1340                                 struct qlcnic_esw_func_cfg *);
1341 int qlcnic_config_port_mirroring(struct qlcnic_adapter *, u8, u8, u8);
1342 int qlcnic_get_port_stats(struct qlcnic_adapter *, const u8, const u8,
1343                                         struct __qlcnic_esw_statistics *);
1344 int qlcnic_get_eswitch_stats(struct qlcnic_adapter *, const u8, u8,
1345                                         struct __qlcnic_esw_statistics *);
1346 int qlcnic_clear_esw_stats(struct qlcnic_adapter *adapter, u8, u8, u8);
1347 extern int qlcnic_config_tso;
1348
1349 /*
1350  * QLOGIC Board information
1351  */
1352
1353 #define QLCNIC_MAX_BOARD_NAME_LEN 100
1354 struct qlcnic_brdinfo {
1355         unsigned short  vendor;
1356         unsigned short  device;
1357         unsigned short  sub_vendor;
1358         unsigned short  sub_device;
1359         char short_name[QLCNIC_MAX_BOARD_NAME_LEN];
1360 };
1361
1362 static const struct qlcnic_brdinfo qlcnic_boards[] = {
1363         {0x1077, 0x8020, 0x1077, 0x203,
1364                 "8200 Series Single Port 10GbE Converged Network Adapter "
1365                 "(TCP/IP Networking)"},
1366         {0x1077, 0x8020, 0x1077, 0x207,
1367                 "8200 Series Dual Port 10GbE Converged Network Adapter "
1368                 "(TCP/IP Networking)"},
1369         {0x1077, 0x8020, 0x1077, 0x20b,
1370                 "3200 Series Dual Port 10Gb Intelligent Ethernet Adapter"},
1371         {0x1077, 0x8020, 0x1077, 0x20c,
1372                 "3200 Series Quad Port 1Gb Intelligent Ethernet Adapter"},
1373         {0x1077, 0x8020, 0x1077, 0x20f,
1374                 "3200 Series Single Port 10Gb Intelligent Ethernet Adapter"},
1375         {0x1077, 0x8020, 0x103c, 0x3733,
1376                 "NC523SFP 10Gb 2-port Server Adapter"},
1377         {0x1077, 0x8020, 0x103c, 0x3346,
1378                 "CN1000Q Dual Port Converged Network Adapter"},
1379         {0x1077, 0x8020, 0x0, 0x0, "cLOM8214 1/10GbE Controller"},
1380 };
1381
1382 #define NUM_SUPPORTED_BOARDS ARRAY_SIZE(qlcnic_boards)
1383
1384 static inline u32 qlcnic_tx_avail(struct qlcnic_host_tx_ring *tx_ring)
1385 {
1386         smp_mb();
1387         if (tx_ring->producer < tx_ring->sw_consumer)
1388                 return tx_ring->sw_consumer - tx_ring->producer;
1389         else
1390                 return tx_ring->sw_consumer + tx_ring->num_desc -
1391                                 tx_ring->producer;
1392 }
1393
1394 extern const struct ethtool_ops qlcnic_ethtool_ops;
1395
1396 struct qlcnic_nic_template {
1397         int (*config_bridged_mode) (struct qlcnic_adapter *, u32);
1398         int (*config_led) (struct qlcnic_adapter *, u32, u32);
1399         int (*start_firmware) (struct qlcnic_adapter *);
1400 };
1401
1402 #define QLCDB(adapter, lvl, _fmt, _args...) do {        \
1403         if (NETIF_MSG_##lvl & adapter->msg_enable)      \
1404                 printk(KERN_INFO "%s: %s: " _fmt,       \
1405                          dev_name(&adapter->pdev->dev), \
1406                         __func__, ##_args);             \
1407         } while (0)
1408
1409 #endif                          /* __QLCNIC_H_ */