2 * Copyright (C) 2009 - QLogic Corporation.
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License
7 * as published by the Free Software Foundation; either version 2
8 * of the License, or (at your option) any later version.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
20 * The full GNU General Public License is included in this distribution
21 * in the file called "COPYING".
28 #include <linux/module.h>
29 #include <linux/kernel.h>
30 #include <linux/types.h>
31 #include <linux/ioport.h>
32 #include <linux/pci.h>
33 #include <linux/netdevice.h>
34 #include <linux/etherdevice.h>
37 #include <linux/tcp.h>
38 #include <linux/skbuff.h>
39 #include <linux/firmware.h>
41 #include <linux/ethtool.h>
42 #include <linux/mii.h>
43 #include <linux/timer.h>
45 #include <linux/vmalloc.h>
48 #include <asm/byteorder.h>
50 #include "qlcnic_hdr.h"
52 #define _QLCNIC_LINUX_MAJOR 5
53 #define _QLCNIC_LINUX_MINOR 0
54 #define _QLCNIC_LINUX_SUBVERSION 0
55 #define QLCNIC_LINUX_VERSIONID "5.0.0"
57 #define QLCNIC_VERSION_CODE(a, b, c) (((a) << 24) + ((b) << 16) + (c))
58 #define _major(v) (((v) >> 24) & 0xff)
59 #define _minor(v) (((v) >> 16) & 0xff)
60 #define _build(v) ((v) & 0xffff)
62 /* version in image has weird encoding:
65 * 31:16 - build (little endian)
67 #define QLCNIC_DECODE_VERSION(v) \
68 QLCNIC_VERSION_CODE(((v) & 0xff), (((v) >> 8) & 0xff), ((v) >> 16))
70 #define QLCNIC_NUM_FLASH_SECTORS (64)
71 #define QLCNIC_FLASH_SECTOR_SIZE (64 * 1024)
72 #define QLCNIC_FLASH_TOTAL_SIZE (QLCNIC_NUM_FLASH_SECTORS \
73 * QLCNIC_FLASH_SECTOR_SIZE)
75 #define RCV_DESC_RINGSIZE(rds_ring) \
76 (sizeof(struct rcv_desc) * (rds_ring)->num_desc)
77 #define RCV_BUFF_RINGSIZE(rds_ring) \
78 (sizeof(struct qlcnic_rx_buffer) * rds_ring->num_desc)
79 #define STATUS_DESC_RINGSIZE(sds_ring) \
80 (sizeof(struct status_desc) * (sds_ring)->num_desc)
81 #define TX_BUFF_RINGSIZE(tx_ring) \
82 (sizeof(struct qlcnic_cmd_buffer) * tx_ring->num_desc)
83 #define TX_DESC_RINGSIZE(tx_ring) \
84 (sizeof(struct cmd_desc_type0) * tx_ring->num_desc)
86 #define QLCNIC_P3P_A0 0x50
88 #define QLCNIC_IS_REVISION_P3P(REVISION) (REVISION >= QLCNIC_P3P_A0)
90 #define FIRST_PAGE_GROUP_START 0
91 #define FIRST_PAGE_GROUP_END 0x100000
93 #define P3_MAX_MTU (9600)
94 #define QLCNIC_MAX_ETHERHDR 32 /* This contains some padding */
96 #define QLCNIC_P3_RX_BUF_MAX_LEN (QLCNIC_MAX_ETHERHDR + ETH_DATA_LEN)
97 #define QLCNIC_P3_RX_JUMBO_BUF_MAX_LEN (QLCNIC_MAX_ETHERHDR + P3_MAX_MTU)
98 #define QLCNIC_CT_DEFAULT_RX_BUF_LEN 2048
99 #define QLCNIC_LRO_BUFFER_EXTRA 2048
101 #define QLCNIC_RX_LRO_BUFFER_LENGTH (8060)
103 /* Opcodes to be used with the commands */
104 #define TX_ETHER_PKT 0x01
105 #define TX_TCP_PKT 0x02
106 #define TX_UDP_PKT 0x03
107 #define TX_IP_PKT 0x04
108 #define TX_TCP_LSO 0x05
109 #define TX_TCP_LSO6 0x06
110 #define TX_IPSEC 0x07
111 #define TX_IPSEC_CMD 0x0a
112 #define TX_TCPV6_PKT 0x0b
113 #define TX_UDPV6_PKT 0x0c
116 #define MAX_BUFFERS_PER_CMD 32
117 #define TX_STOP_THRESH ((MAX_SKB_FRAGS >> 2) + 4)
118 #define QLCNIC_MAX_TX_TIMEOUTS 2
121 * Following are the states of the Phantom. Phantom will set them and
122 * Host will read to check if the fields are correct.
124 #define PHAN_INITIALIZE_FAILED 0xffff
125 #define PHAN_INITIALIZE_COMPLETE 0xff01
127 /* Host writes the following to notify that it has done the init-handshake */
128 #define PHAN_INITIALIZE_ACK 0xf00f
129 #define PHAN_PEG_RCV_INITIALIZED 0xff01
131 #define NUM_RCV_DESC_RINGS 3
132 #define NUM_STS_DESC_RINGS 4
134 #define RCV_RING_NORMAL 0
135 #define RCV_RING_JUMBO 1
136 #define RCV_RING_LRO 2
138 #define MIN_CMD_DESCRIPTORS 64
139 #define MIN_RCV_DESCRIPTORS 64
140 #define MIN_JUMBO_DESCRIPTORS 32
142 #define MAX_CMD_DESCRIPTORS 1024
143 #define MAX_RCV_DESCRIPTORS_1G 4096
144 #define MAX_RCV_DESCRIPTORS_10G 8192
145 #define MAX_JUMBO_RCV_DESCRIPTORS_1G 512
146 #define MAX_JUMBO_RCV_DESCRIPTORS_10G 1024
147 #define MAX_LRO_RCV_DESCRIPTORS 8
149 #define DEFAULT_RCV_DESCRIPTORS_1G 2048
150 #define DEFAULT_RCV_DESCRIPTORS_10G 4096
152 #define get_next_index(index, length) \
153 (((index) + 1) & ((length) - 1))
155 #define MPORT_MULTI_FUNCTION_MODE 0x2222
158 * Following data structures describe the descriptors that will be used.
159 * Added fileds of tcpHdrSize and ipHdrSize, The driver needs to do it only when
160 * we are doing LSO (above the 1500 size packet) only.
163 #define FLAGS_VLAN_TAGGED 0x10
164 #define FLAGS_VLAN_OOB 0x40
166 #define qlcnic_set_tx_vlan_tci(cmd_desc, v) \
167 (cmd_desc)->vlan_TCI = cpu_to_le16(v);
168 #define qlcnic_set_cmd_desc_port(cmd_desc, var) \
169 ((cmd_desc)->port_ctxid |= ((var) & 0x0F))
170 #define qlcnic_set_cmd_desc_ctxid(cmd_desc, var) \
171 ((cmd_desc)->port_ctxid |= ((var) << 4 & 0xF0))
173 #define qlcnic_set_tx_port(_desc, _port) \
174 ((_desc)->port_ctxid = ((_port) & 0xf) | (((_port) << 4) & 0xf0))
176 #define qlcnic_set_tx_flags_opcode(_desc, _flags, _opcode) \
177 ((_desc)->flags_opcode = \
178 cpu_to_le16(((_flags) & 0x7f) | (((_opcode) & 0x3f) << 7)))
180 #define qlcnic_set_tx_frags_len(_desc, _frags, _len) \
181 ((_desc)->nfrags__length = \
182 cpu_to_le32(((_frags) & 0xff) | (((_len) & 0xffffff) << 8)))
184 struct cmd_desc_type0 {
185 u8 tcp_hdr_offset; /* For LSO only */
186 u8 ip_hdr_offset; /* For LSO only */
187 __le16 flags_opcode; /* 15:13 unused, 12:7 opcode, 6:0 flags */
188 __le32 nfrags__length; /* 31:8 total len, 7:0 frag count */
192 __le16 reference_handle;
194 u8 port_ctxid; /* 7:4 ctxid 3:0 port */
195 u8 total_hdr_length; /* LSO only : MAC+IP+TCP Hdr size */
196 __le16 conn_id; /* IPSec offoad only */
201 __le16 buffer_length[4];
209 } __attribute__ ((aligned(64)));
211 /* Note: sizeof(rcv_desc) should always be a mutliple of 2 */
213 __le16 reference_handle;
215 __le32 buffer_length; /* allocated buffer length (usually 2K) */
219 /* opcode field in status_desc */
220 #define QLCNIC_SYN_OFFLOAD 0x03
221 #define QLCNIC_RXPKT_DESC 0x04
222 #define QLCNIC_OLD_RXPKT_DESC 0x3f
223 #define QLCNIC_RESPONSE_DESC 0x05
224 #define QLCNIC_LRO_DESC 0x12
226 /* for status field in status_desc */
227 #define STATUS_CKSUM_OK (2)
229 /* owner bits of status_desc */
230 #define STATUS_OWNER_HOST (0x1ULL << 56)
231 #define STATUS_OWNER_PHANTOM (0x2ULL << 56)
233 /* Status descriptor:
234 0-3 port, 4-7 status, 8-11 type, 12-27 total_length
235 28-43 reference_handle, 44-47 protocol, 48-52 pkt_offset
236 53-55 desc_cnt, 56-57 owner, 58-63 opcode
238 #define qlcnic_get_sts_port(sts_data) \
240 #define qlcnic_get_sts_status(sts_data) \
241 (((sts_data) >> 4) & 0x0F)
242 #define qlcnic_get_sts_type(sts_data) \
243 (((sts_data) >> 8) & 0x0F)
244 #define qlcnic_get_sts_totallength(sts_data) \
245 (((sts_data) >> 12) & 0xFFFF)
246 #define qlcnic_get_sts_refhandle(sts_data) \
247 (((sts_data) >> 28) & 0xFFFF)
248 #define qlcnic_get_sts_prot(sts_data) \
249 (((sts_data) >> 44) & 0x0F)
250 #define qlcnic_get_sts_pkt_offset(sts_data) \
251 (((sts_data) >> 48) & 0x1F)
252 #define qlcnic_get_sts_desc_cnt(sts_data) \
253 (((sts_data) >> 53) & 0x7)
254 #define qlcnic_get_sts_opcode(sts_data) \
255 (((sts_data) >> 58) & 0x03F)
257 #define qlcnic_get_lro_sts_refhandle(sts_data) \
258 ((sts_data) & 0x0FFFF)
259 #define qlcnic_get_lro_sts_length(sts_data) \
260 (((sts_data) >> 16) & 0x0FFFF)
261 #define qlcnic_get_lro_sts_l2_hdr_offset(sts_data) \
262 (((sts_data) >> 32) & 0x0FF)
263 #define qlcnic_get_lro_sts_l4_hdr_offset(sts_data) \
264 (((sts_data) >> 40) & 0x0FF)
265 #define qlcnic_get_lro_sts_timestamp(sts_data) \
266 (((sts_data) >> 48) & 0x1)
267 #define qlcnic_get_lro_sts_type(sts_data) \
268 (((sts_data) >> 49) & 0x7)
269 #define qlcnic_get_lro_sts_push_flag(sts_data) \
270 (((sts_data) >> 52) & 0x1)
271 #define qlcnic_get_lro_sts_seq_number(sts_data) \
272 ((sts_data) & 0x0FFFFFFFF)
276 __le64 status_desc_data[2];
277 } __attribute__ ((aligned(16)));
279 /* UNIFIED ROMIMAGE */
280 #define QLCNIC_UNI_FW_MIN_SIZE 0xc8000
281 #define QLCNIC_UNI_DIR_SECT_PRODUCT_TBL 0x0
282 #define QLCNIC_UNI_DIR_SECT_BOOTLD 0x6
283 #define QLCNIC_UNI_DIR_SECT_FW 0x7
286 #define QLCNIC_UNI_CHIP_REV_OFF 10
287 #define QLCNIC_UNI_FLAGS_OFF 11
288 #define QLCNIC_UNI_BIOS_VERSION_OFF 12
289 #define QLCNIC_UNI_BOOTLD_IDX_OFF 27
290 #define QLCNIC_UNI_FIRMWARE_IDX_OFF 29
292 struct uni_table_desc{
299 struct uni_data_desc{
305 /* Magic number to let user know flash is programmed */
306 #define QLCNIC_BDINFO_MAGIC 0x12345678
308 #define QLCNIC_BRDTYPE_P3_REF_QG 0x0021
309 #define QLCNIC_BRDTYPE_P3_HMEZ 0x0022
310 #define QLCNIC_BRDTYPE_P3_10G_CX4_LP 0x0023
311 #define QLCNIC_BRDTYPE_P3_4_GB 0x0024
312 #define QLCNIC_BRDTYPE_P3_IMEZ 0x0025
313 #define QLCNIC_BRDTYPE_P3_10G_SFP_PLUS 0x0026
314 #define QLCNIC_BRDTYPE_P3_10000_BASE_T 0x0027
315 #define QLCNIC_BRDTYPE_P3_XG_LOM 0x0028
316 #define QLCNIC_BRDTYPE_P3_4_GB_MM 0x0029
317 #define QLCNIC_BRDTYPE_P3_10G_SFP_CT 0x002a
318 #define QLCNIC_BRDTYPE_P3_10G_SFP_QT 0x002b
319 #define QLCNIC_BRDTYPE_P3_10G_CX4 0x0031
320 #define QLCNIC_BRDTYPE_P3_10G_XFP 0x0032
321 #define QLCNIC_BRDTYPE_P3_10G_TP 0x0080
323 /* Flash memory map */
324 #define QLCNIC_BRDCFG_START 0x4000 /* board config */
325 #define QLCNIC_BOOTLD_START 0x10000 /* bootld */
326 #define QLCNIC_IMAGE_START 0x43000 /* compressed image */
327 #define QLCNIC_USER_START 0x3E8000 /* Firmare info */
329 #define QLCNIC_FW_VERSION_OFFSET (QLCNIC_USER_START+0x408)
330 #define QLCNIC_FW_SIZE_OFFSET (QLCNIC_USER_START+0x40c)
331 #define QLCNIC_FW_SERIAL_NUM_OFFSET (QLCNIC_USER_START+0x81c)
332 #define QLCNIC_BIOS_VERSION_OFFSET (QLCNIC_USER_START+0x83c)
334 #define QLCNIC_BRDTYPE_OFFSET (QLCNIC_BRDCFG_START+0x8)
335 #define QLCNIC_FW_MAGIC_OFFSET (QLCNIC_BRDCFG_START+0x128)
337 #define QLCNIC_FW_MIN_SIZE (0x3fffff)
338 #define QLCNIC_UNIFIED_ROMIMAGE 0
339 #define QLCNIC_FLASH_ROMIMAGE 1
340 #define QLCNIC_UNKNOWN_ROMIMAGE 0xff
342 #define QLCNIC_UNIFIED_ROMIMAGE_NAME "phanfw.bin"
343 #define QLCNIC_FLASH_ROMIMAGE_NAME "flash"
345 extern char qlcnic_driver_name[];
347 /* Number of status descriptors to handle per interrupt */
348 #define MAX_STATUS_HANDLE (64)
351 * qlcnic_skb_frag{} is to contain mapping info for each SG list. This
352 * has to be freed when DMA is complete. This is part of qlcnic_tx_buffer{}.
354 struct qlcnic_skb_frag {
359 struct qlcnic_recv_crb {
360 u32 crb_rcv_producer[NUM_RCV_DESC_RINGS];
361 u32 crb_sts_consumer[NUM_STS_DESC_RINGS];
362 u32 sw_int_mask[NUM_STS_DESC_RINGS];
365 /* Following defines are for the state of the buffers */
366 #define QLCNIC_BUFFER_FREE 0
367 #define QLCNIC_BUFFER_BUSY 1
370 * There will be one qlcnic_buffer per skb packet. These will be
371 * used to save the dma info for pci_unmap_page()
373 struct qlcnic_cmd_buffer {
375 struct qlcnic_skb_frag frag_array[MAX_BUFFERS_PER_CMD + 1];
379 /* In rx_buffer, we do not need multiple fragments as is a single buffer */
380 struct qlcnic_rx_buffer {
381 struct list_head list;
389 #define QLCNIC_GBE 0x01
390 #define QLCNIC_XGBE 0x02
393 * One hardware_context{} per adapter
394 * contains interrupt info as well shared hardware info.
396 struct qlcnic_hardware_context {
397 void __iomem *pci_base0;
398 void __iomem *ocm_win_crb;
400 unsigned long pci_len0;
406 struct mutex mem_lock;
416 struct qlcnic_adapter_stats {
429 * Rcv Descriptor Context. One such per Rcv Descriptor. There may
430 * be one Rcv Descriptor for normal packets, one for jumbo and may be others.
432 struct qlcnic_host_rds_ring {
438 void __iomem *crb_rcv_producer;
439 struct rcv_desc *desc_head;
440 struct qlcnic_rx_buffer *rx_buf_arr;
441 struct list_head free_list;
443 dma_addr_t phys_addr;
446 struct qlcnic_host_sds_ring {
449 void __iomem *crb_sts_consumer;
450 void __iomem *crb_intr_mask;
452 struct status_desc *desc_head;
453 struct qlcnic_adapter *adapter;
454 struct napi_struct napi;
455 struct list_head free_list[NUM_RCV_DESC_RINGS];
459 dma_addr_t phys_addr;
460 char name[IFNAMSIZ+4];
463 struct qlcnic_host_tx_ring {
467 void __iomem *crb_cmd_producer;
470 struct netdev_queue *txq;
472 struct qlcnic_cmd_buffer *cmd_buf_arr;
473 struct cmd_desc_type0 *desc_head;
474 dma_addr_t phys_addr;
475 dma_addr_t hw_cons_phys_addr;
479 * Receive context. There is one such structure per instance of the
480 * receive processing. Any state information that is relevant to
481 * the receive, and is must be in this structure. The global data may be
484 struct qlcnic_recv_context {
489 struct qlcnic_host_rds_ring *rds_rings;
490 struct qlcnic_host_sds_ring *sds_rings;
493 /* HW context creation */
495 #define QLCNIC_OS_CRB_RETRY_COUNT 4000
496 #define QLCNIC_CDRP_SIGNATURE_MAKE(pcifn, version) \
497 (((pcifn) & 0xff) | (((version) & 0xff) << 8) | (0xcafe << 16))
499 #define QLCNIC_CDRP_CMD_BIT 0x80000000
502 * All responses must have the QLCNIC_CDRP_CMD_BIT cleared
503 * in the crb QLCNIC_CDRP_CRB_OFFSET.
505 #define QLCNIC_CDRP_FORM_RSP(rsp) (rsp)
506 #define QLCNIC_CDRP_IS_RSP(rsp) (((rsp) & QLCNIC_CDRP_CMD_BIT) == 0)
508 #define QLCNIC_CDRP_RSP_OK 0x00000001
509 #define QLCNIC_CDRP_RSP_FAIL 0x00000002
510 #define QLCNIC_CDRP_RSP_TIMEOUT 0x00000003
513 * All commands must have the QLCNIC_CDRP_CMD_BIT set in
514 * the crb QLCNIC_CDRP_CRB_OFFSET.
516 #define QLCNIC_CDRP_FORM_CMD(cmd) (QLCNIC_CDRP_CMD_BIT | (cmd))
517 #define QLCNIC_CDRP_IS_CMD(cmd) (((cmd) & QLCNIC_CDRP_CMD_BIT) != 0)
519 #define QLCNIC_CDRP_CMD_SUBMIT_CAPABILITIES 0x00000001
520 #define QLCNIC_CDRP_CMD_READ_MAX_RDS_PER_CTX 0x00000002
521 #define QLCNIC_CDRP_CMD_READ_MAX_SDS_PER_CTX 0x00000003
522 #define QLCNIC_CDRP_CMD_READ_MAX_RULES_PER_CTX 0x00000004
523 #define QLCNIC_CDRP_CMD_READ_MAX_RX_CTX 0x00000005
524 #define QLCNIC_CDRP_CMD_READ_MAX_TX_CTX 0x00000006
525 #define QLCNIC_CDRP_CMD_CREATE_RX_CTX 0x00000007
526 #define QLCNIC_CDRP_CMD_DESTROY_RX_CTX 0x00000008
527 #define QLCNIC_CDRP_CMD_CREATE_TX_CTX 0x00000009
528 #define QLCNIC_CDRP_CMD_DESTROY_TX_CTX 0x0000000a
529 #define QLCNIC_CDRP_CMD_SETUP_STATISTICS 0x0000000e
530 #define QLCNIC_CDRP_CMD_GET_STATISTICS 0x0000000f
531 #define QLCNIC_CDRP_CMD_DELETE_STATISTICS 0x00000010
532 #define QLCNIC_CDRP_CMD_SET_MTU 0x00000012
533 #define QLCNIC_CDRP_CMD_READ_PHY 0x00000013
534 #define QLCNIC_CDRP_CMD_WRITE_PHY 0x00000014
535 #define QLCNIC_CDRP_CMD_READ_HW_REG 0x00000015
536 #define QLCNIC_CDRP_CMD_GET_FLOW_CTL 0x00000016
537 #define QLCNIC_CDRP_CMD_SET_FLOW_CTL 0x00000017
538 #define QLCNIC_CDRP_CMD_READ_MAX_MTU 0x00000018
539 #define QLCNIC_CDRP_CMD_READ_MAX_LRO 0x00000019
540 #define QLCNIC_CDRP_CMD_CONFIGURE_TOE 0x0000001a
541 #define QLCNIC_CDRP_CMD_FUNC_ATTRIB 0x0000001b
542 #define QLCNIC_CDRP_CMD_READ_PEXQ_PARAMETERS 0x0000001c
543 #define QLCNIC_CDRP_CMD_GET_LIC_CAPABILITIES 0x0000001d
544 #define QLCNIC_CDRP_CMD_READ_MAX_LRO_PER_BOARD 0x0000001e
545 #define QLCNIC_CDRP_CMD_MAX 0x0000001f
547 #define QLCNIC_RCODE_SUCCESS 0
548 #define QLCNIC_RCODE_TIMEOUT 17
549 #define QLCNIC_DESTROY_CTX_RESET 0
552 * Capabilities Announced
554 #define QLCNIC_CAP0_LEGACY_CONTEXT (1)
555 #define QLCNIC_CAP0_LEGACY_MN (1 << 2)
556 #define QLCNIC_CAP0_LSO (1 << 6)
557 #define QLCNIC_CAP0_JUMBO_CONTIGUOUS (1 << 7)
558 #define QLCNIC_CAP0_LRO_CONTIGUOUS (1 << 8)
563 #define QLCHAL_VERSION 1
565 #define QLCNIC_HOST_CTX_STATE_ACTIVE 2
571 struct qlcnic_hostrq_sds_ring {
572 __le64 host_phys_addr; /* Ring base addr */
573 __le32 ring_size; /* Ring entries */
575 __le16 rsvd; /* Padding */
578 struct qlcnic_hostrq_rds_ring {
579 __le64 host_phys_addr; /* Ring base addr */
580 __le64 buff_size; /* Packet buffer size */
581 __le32 ring_size; /* Ring entries */
582 __le32 ring_kind; /* Class of ring */
585 struct qlcnic_hostrq_rx_ctx {
586 __le64 host_rsp_dma_addr; /* Response dma'd here */
587 __le32 capabilities[4]; /* Flag bit vector */
588 __le32 host_int_crb_mode; /* Interrupt crb usage */
589 __le32 host_rds_crb_mode; /* RDS crb usage */
590 /* These ring offsets are relative to data[0] below */
591 __le32 rds_ring_offset; /* Offset to RDS config */
592 __le32 sds_ring_offset; /* Offset to SDS config */
593 __le16 num_rds_rings; /* Count of RDS rings */
594 __le16 num_sds_rings; /* Count of SDS rings */
595 __le16 rsvd1; /* Padding */
596 __le16 rsvd2; /* Padding */
597 u8 reserved[128]; /* reserve space for future expansion*/
598 /* MUST BE 64-bit aligned.
599 The following is packed:
601 - N hostrq_sds_rings */
605 struct qlcnic_cardrsp_rds_ring{
606 __le32 host_producer_crb; /* Crb to use */
607 __le32 rsvd1; /* Padding */
610 struct qlcnic_cardrsp_sds_ring {
611 __le32 host_consumer_crb; /* Crb to use */
612 __le32 interrupt_crb; /* Crb to use */
615 struct qlcnic_cardrsp_rx_ctx {
616 /* These ring offsets are relative to data[0] below */
617 __le32 rds_ring_offset; /* Offset to RDS config */
618 __le32 sds_ring_offset; /* Offset to SDS config */
619 __le32 host_ctx_state; /* Starting State */
620 __le32 num_fn_per_port; /* How many PCI fn share the port */
621 __le16 num_rds_rings; /* Count of RDS rings */
622 __le16 num_sds_rings; /* Count of SDS rings */
623 __le16 context_id; /* Handle for context */
624 u8 phys_port; /* Physical id of port */
625 u8 virt_port; /* Virtual/Logical id of port */
626 u8 reserved[128]; /* save space for future expansion */
627 /* MUST BE 64-bit aligned.
628 The following is packed:
629 - N cardrsp_rds_rings
630 - N cardrs_sds_rings */
634 #define SIZEOF_HOSTRQ_RX(HOSTRQ_RX, rds_rings, sds_rings) \
635 (sizeof(HOSTRQ_RX) + \
636 (rds_rings)*(sizeof(struct qlcnic_hostrq_rds_ring)) + \
637 (sds_rings)*(sizeof(struct qlcnic_hostrq_sds_ring)))
639 #define SIZEOF_CARDRSP_RX(CARDRSP_RX, rds_rings, sds_rings) \
640 (sizeof(CARDRSP_RX) + \
641 (rds_rings)*(sizeof(struct qlcnic_cardrsp_rds_ring)) + \
642 (sds_rings)*(sizeof(struct qlcnic_cardrsp_sds_ring)))
648 struct qlcnic_hostrq_cds_ring {
649 __le64 host_phys_addr; /* Ring base addr */
650 __le32 ring_size; /* Ring entries */
651 __le32 rsvd; /* Padding */
654 struct qlcnic_hostrq_tx_ctx {
655 __le64 host_rsp_dma_addr; /* Response dma'd here */
656 __le64 cmd_cons_dma_addr; /* */
657 __le64 dummy_dma_addr; /* */
658 __le32 capabilities[4]; /* Flag bit vector */
659 __le32 host_int_crb_mode; /* Interrupt crb usage */
660 __le32 rsvd1; /* Padding */
661 __le16 rsvd2; /* Padding */
662 __le16 interrupt_ctl;
664 __le16 rsvd3; /* Padding */
665 struct qlcnic_hostrq_cds_ring cds_ring; /* Desc of cds ring */
666 u8 reserved[128]; /* future expansion */
669 struct qlcnic_cardrsp_cds_ring {
670 __le32 host_producer_crb; /* Crb to use */
671 __le32 interrupt_crb; /* Crb to use */
674 struct qlcnic_cardrsp_tx_ctx {
675 __le32 host_ctx_state; /* Starting state */
676 __le16 context_id; /* Handle for context */
677 u8 phys_port; /* Physical id of port */
678 u8 virt_port; /* Virtual/Logical id of port */
679 struct qlcnic_cardrsp_cds_ring cds_ring; /* Card cds settings */
680 u8 reserved[128]; /* future expansion */
683 #define SIZEOF_HOSTRQ_TX(HOSTRQ_TX) (sizeof(HOSTRQ_TX))
684 #define SIZEOF_CARDRSP_TX(CARDRSP_TX) (sizeof(CARDRSP_TX))
688 #define QLCNIC_HOST_RDS_CRB_MODE_UNIQUE 0
689 #define QLCNIC_HOST_RDS_CRB_MODE_SHARED 1
690 #define QLCNIC_HOST_RDS_CRB_MODE_CUSTOM 2
691 #define QLCNIC_HOST_RDS_CRB_MODE_MAX 3
693 #define QLCNIC_HOST_INT_CRB_MODE_UNIQUE 0
694 #define QLCNIC_HOST_INT_CRB_MODE_SHARED 1
695 #define QLCNIC_HOST_INT_CRB_MODE_NORX 2
696 #define QLCNIC_HOST_INT_CRB_MODE_NOTX 3
697 #define QLCNIC_HOST_INT_CRB_MODE_NORXTX 4
702 #define MC_COUNT_P3 38
704 #define QLCNIC_MAC_NOOP 0
705 #define QLCNIC_MAC_ADD 1
706 #define QLCNIC_MAC_DEL 2
708 struct qlcnic_mac_list_s {
709 struct list_head list;
710 uint8_t mac_addr[ETH_ALEN+2];
714 * Interrupt coalescing defaults. The defaults are for 1500 MTU. It is
715 * adjusted based on configured MTU.
717 #define QLCNIC_DEFAULT_INTR_COALESCE_RX_TIME_US 3
718 #define QLCNIC_DEFAULT_INTR_COALESCE_RX_PACKETS 256
719 #define QLCNIC_DEFAULT_INTR_COALESCE_TX_PACKETS 64
720 #define QLCNIC_DEFAULT_INTR_COALESCE_TX_TIME_US 4
722 #define QLCNIC_INTR_DEFAULT 0x04
724 union qlcnic_nic_intr_coalesce_data {
734 struct qlcnic_nic_intr_coalesce {
736 u16 rate_sample_time;
741 union qlcnic_nic_intr_coalesce_data normal;
742 union qlcnic_nic_intr_coalesce_data low;
743 union qlcnic_nic_intr_coalesce_data high;
744 union qlcnic_nic_intr_coalesce_data irq;
747 #define QLCNIC_HOST_REQUEST 0x13
748 #define QLCNIC_REQUEST 0x14
750 #define QLCNIC_MAC_EVENT 0x1
752 #define QLCNIC_IP_UP 2
753 #define QLCNIC_IP_DOWN 3
756 * Driver --> Firmware
758 #define QLCNIC_H2C_OPCODE_START 0
759 #define QLCNIC_H2C_OPCODE_CONFIG_RSS 1
760 #define QLCNIC_H2C_OPCODE_CONFIG_RSS_TBL 2
761 #define QLCNIC_H2C_OPCODE_CONFIG_INTR_COALESCE 3
762 #define QLCNIC_H2C_OPCODE_CONFIG_LED 4
763 #define QLCNIC_H2C_OPCODE_CONFIG_PROMISCUOUS 5
764 #define QLCNIC_H2C_OPCODE_CONFIG_L2_MAC 6
765 #define QLCNIC_H2C_OPCODE_LRO_REQUEST 7
766 #define QLCNIC_H2C_OPCODE_GET_SNMP_STATS 8
767 #define QLCNIC_H2C_OPCODE_PROXY_START_REQUEST 9
768 #define QLCNIC_H2C_OPCODE_PROXY_STOP_REQUEST 10
769 #define QLCNIC_H2C_OPCODE_PROXY_SET_MTU 11
770 #define QLCNIC_H2C_OPCODE_PROXY_SET_VPORT_MISS_MODE 12
771 #define QLCNIC_H2C_OPCODE_GET_FINGER_PRINT_REQUEST 13
772 #define QLCNIC_H2C_OPCODE_INSTALL_LICENSE_REQUEST 14
773 #define QLCNIC_H2C_OPCODE_GET_LICENSE_CAPABILITY_REQUEST 15
774 #define QLCNIC_H2C_OPCODE_GET_NET_STATS 16
775 #define QLCNIC_H2C_OPCODE_PROXY_UPDATE_P2V 17
776 #define QLCNIC_H2C_OPCODE_CONFIG_IPADDR 18
777 #define QLCNIC_H2C_OPCODE_CONFIG_LOOPBACK 19
778 #define QLCNIC_H2C_OPCODE_PROXY_STOP_DONE 20
779 #define QLCNIC_H2C_OPCODE_GET_LINKEVENT 21
780 #define QLCNIC_C2C_OPCODE 22
781 #define QLCNIC_H2C_OPCODE_CONFIG_BRIDGING 23
782 #define QLCNIC_H2C_OPCODE_CONFIG_HW_LRO 24
783 #define QLCNIC_H2C_OPCODE_LAST 25
785 * Firmware --> Driver
788 #define QLCNIC_C2H_OPCODE_START 128
789 #define QLCNIC_C2H_OPCODE_CONFIG_RSS_RESPONSE 129
790 #define QLCNIC_C2H_OPCODE_CONFIG_RSS_TBL_RESPONSE 130
791 #define QLCNIC_C2H_OPCODE_CONFIG_MAC_RESPONSE 131
792 #define QLCNIC_C2H_OPCODE_CONFIG_PROMISCUOUS_RESPONSE 132
793 #define QLCNIC_C2H_OPCODE_CONFIG_L2_MAC_RESPONSE 133
794 #define QLCNIC_C2H_OPCODE_LRO_DELETE_RESPONSE 134
795 #define QLCNIC_C2H_OPCODE_LRO_ADD_FAILURE_RESPONSE 135
796 #define QLCNIC_C2H_OPCODE_GET_SNMP_STATS 136
797 #define QLCNIC_C2H_OPCODE_GET_FINGER_PRINT_REPLY 137
798 #define QLCNIC_C2H_OPCODE_INSTALL_LICENSE_REPLY 138
799 #define QLCNIC_C2H_OPCODE_GET_LICENSE_CAPABILITIES_REPLY 139
800 #define QLCNIC_C2H_OPCODE_GET_NET_STATS_RESPONSE 140
801 #define QLCNIC_C2H_OPCODE_GET_LINKEVENT_RESPONSE 141
802 #define QLCNIC_C2H_OPCODE_LAST 142
804 #define VPORT_MISS_MODE_DROP 0 /* drop all unmatched */
805 #define VPORT_MISS_MODE_ACCEPT_ALL 1 /* accept all packets */
806 #define VPORT_MISS_MODE_ACCEPT_MULTI 2 /* accept unmatched multicast */
808 #define QLCNIC_LRO_REQUEST_CLEANUP 4
810 /* Capabilites received */
811 #define QLCNIC_FW_CAPABILITY_BDG (1 << 8)
812 #define QLCNIC_FW_CAPABILITY_FVLANTX (1 << 9)
813 #define QLCNIC_FW_CAPABILITY_HW_LRO (1 << 10)
816 #define LINKEVENT_MODULE_NOT_PRESENT 1
817 #define LINKEVENT_MODULE_OPTICAL_UNKNOWN 2
818 #define LINKEVENT_MODULE_OPTICAL_SRLR 3
819 #define LINKEVENT_MODULE_OPTICAL_LRM 4
820 #define LINKEVENT_MODULE_OPTICAL_SFP_1G 5
821 #define LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLE 6
822 #define LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLELEN 7
823 #define LINKEVENT_MODULE_TWINAX 8
825 #define LINKSPEED_10GBPS 10000
826 #define LINKSPEED_1GBPS 1000
827 #define LINKSPEED_100MBPS 100
828 #define LINKSPEED_10MBPS 10
830 #define LINKSPEED_ENCODED_10MBPS 0
831 #define LINKSPEED_ENCODED_100MBPS 1
832 #define LINKSPEED_ENCODED_1GBPS 2
834 #define LINKEVENT_AUTONEG_DISABLED 0
835 #define LINKEVENT_AUTONEG_ENABLED 1
837 #define LINKEVENT_HALF_DUPLEX 0
838 #define LINKEVENT_FULL_DUPLEX 1
840 #define LINKEVENT_LINKSPEED_MBPS 0
841 #define LINKEVENT_LINKSPEED_ENCODED 1
843 #define AUTO_FW_RESET_ENABLED 0x01
844 /* firmware response header:
845 * 63:58 - message type
849 * 47:40 - completion id
854 #define qlcnic_get_nic_msg_opcode(msg_hdr) \
855 ((msg_hdr >> 32) & 0xFF)
857 struct qlcnic_fw_msg {
867 struct qlcnic_nic_req {
873 struct qlcnic_mac_req {
879 #define QLCNIC_MSI_ENABLED 0x02
880 #define QLCNIC_MSIX_ENABLED 0x04
881 #define QLCNIC_LRO_ENABLED 0x08
882 #define QLCNIC_BRIDGE_ENABLED 0X10
883 #define QLCNIC_DIAG_ENABLED 0x20
884 #define QLCNIC_IS_MSI_FAMILY(adapter) \
885 ((adapter)->flags & (QLCNIC_MSI_ENABLED | QLCNIC_MSIX_ENABLED))
887 #define MSIX_ENTRIES_PER_ADAPTER NUM_STS_DESC_RINGS
888 #define QLCNIC_MSIX_TBL_SPACE 8192
889 #define QLCNIC_PCI_REG_MSIX_TBL 0x44
891 #define QLCNIC_NETDEV_WEIGHT 128
892 #define QLCNIC_ADAPTER_UP_MAGIC 777
894 #define __QLCNIC_FW_ATTACHED 0
895 #define __QLCNIC_DEV_UP 1
896 #define __QLCNIC_RESETTING 2
897 #define __QLCNIC_START_FW 4
899 #define QLCNIC_INTERRUPT_TEST 1
900 #define QLCNIC_LOOPBACK_TEST 2
902 struct qlcnic_adapter {
903 struct qlcnic_hardware_context ahw;
905 struct net_device *netdev;
906 struct pci_dev *pdev;
907 struct list_head mac_list;
909 spinlock_t tx_clean_lock;
959 u8 mac_addr[ETH_ALEN];
961 struct qlcnic_adapter_stats stats;
963 struct qlcnic_recv_context recv_ctx;
964 struct qlcnic_host_tx_ring *tx_ring;
966 void __iomem *tgt_mask_reg;
967 void __iomem *tgt_status_reg;
968 void __iomem *crb_int_state_reg;
969 void __iomem *isr_int_vec;
971 struct msix_entry msix_entries[MSIX_ENTRIES_PER_ADAPTER];
973 struct delayed_work fw_work;
975 struct work_struct tx_timeout_task;
977 struct qlcnic_nic_intr_coalesce coal;
980 __le32 file_prd_off; /*File fw product offset*/
982 const struct firmware *fw;
985 int qlcnic_fw_cmd_query_phy(struct qlcnic_adapter *adapter, u32 reg, u32 *val);
986 int qlcnic_fw_cmd_set_phy(struct qlcnic_adapter *adapter, u32 reg, u32 val);
988 u32 qlcnic_hw_read_wx_2M(struct qlcnic_adapter *adapter, ulong off);
989 int qlcnic_hw_write_wx_2M(struct qlcnic_adapter *, ulong off, u32 data);
990 int qlcnic_pci_mem_write_2M(struct qlcnic_adapter *, u64 off, u64 data);
991 int qlcnic_pci_mem_read_2M(struct qlcnic_adapter *, u64 off, u64 *data);
993 #define QLCRD32(adapter, off) \
994 (qlcnic_hw_read_wx_2M(adapter, off))
995 #define QLCWR32(adapter, off, val) \
996 (qlcnic_hw_write_wx_2M(adapter, off, val))
998 int qlcnic_pcie_sem_lock(struct qlcnic_adapter *, int, u32);
999 void qlcnic_pcie_sem_unlock(struct qlcnic_adapter *, int);
1001 #define qlcnic_rom_lock(a) \
1002 qlcnic_pcie_sem_lock((a), 2, QLCNIC_ROM_LOCK_ID)
1003 #define qlcnic_rom_unlock(a) \
1004 qlcnic_pcie_sem_unlock((a), 2)
1005 #define qlcnic_phy_lock(a) \
1006 qlcnic_pcie_sem_lock((a), 3, QLCNIC_PHY_LOCK_ID)
1007 #define qlcnic_phy_unlock(a) \
1008 qlcnic_pcie_sem_unlock((a), 3)
1009 #define qlcnic_api_lock(a) \
1010 qlcnic_pcie_sem_lock((a), 5, 0)
1011 #define qlcnic_api_unlock(a) \
1012 qlcnic_pcie_sem_unlock((a), 5)
1013 #define qlcnic_sw_lock(a) \
1014 qlcnic_pcie_sem_lock((a), 6, 0)
1015 #define qlcnic_sw_unlock(a) \
1016 qlcnic_pcie_sem_unlock((a), 6)
1017 #define crb_win_lock(a) \
1018 qlcnic_pcie_sem_lock((a), 7, QLCNIC_CRB_WIN_LOCK_ID)
1019 #define crb_win_unlock(a) \
1020 qlcnic_pcie_sem_unlock((a), 7)
1022 int qlcnic_get_board_info(struct qlcnic_adapter *adapter);
1023 int qlcnic_wol_supported(struct qlcnic_adapter *adapter);
1024 int qlcnic_config_led(struct qlcnic_adapter *adapter, u32 state, u32 rate);
1026 /* Functions from qlcnic_init.c */
1027 int qlcnic_phantom_init(struct qlcnic_adapter *adapter);
1028 int qlcnic_load_firmware(struct qlcnic_adapter *adapter);
1029 int qlcnic_need_fw_reset(struct qlcnic_adapter *adapter);
1030 void qlcnic_request_firmware(struct qlcnic_adapter *adapter);
1031 void qlcnic_release_firmware(struct qlcnic_adapter *adapter);
1032 int qlcnic_pinit_from_rom(struct qlcnic_adapter *adapter);
1034 int qlcnic_rom_fast_read(struct qlcnic_adapter *adapter, int addr, int *valp);
1035 int qlcnic_rom_fast_read_words(struct qlcnic_adapter *adapter, int addr,
1036 u8 *bytes, size_t size);
1037 int qlcnic_alloc_sw_resources(struct qlcnic_adapter *adapter);
1038 void qlcnic_free_sw_resources(struct qlcnic_adapter *adapter);
1040 void __iomem *qlcnic_get_ioaddr(struct qlcnic_adapter *, u32);
1042 int qlcnic_alloc_hw_resources(struct qlcnic_adapter *adapter);
1043 void qlcnic_free_hw_resources(struct qlcnic_adapter *adapter);
1045 void qlcnic_release_rx_buffers(struct qlcnic_adapter *adapter);
1046 void qlcnic_release_tx_buffers(struct qlcnic_adapter *adapter);
1048 int qlcnic_init_firmware(struct qlcnic_adapter *adapter);
1049 void qlcnic_watchdog_task(struct work_struct *work);
1050 void qlcnic_post_rx_buffers(struct qlcnic_adapter *adapter, u32 ringid,
1051 struct qlcnic_host_rds_ring *rds_ring);
1052 int qlcnic_process_rcv_ring(struct qlcnic_host_sds_ring *sds_ring, int max);
1053 void qlcnic_set_multi(struct net_device *netdev);
1054 void qlcnic_free_mac_list(struct qlcnic_adapter *adapter);
1055 int qlcnic_nic_set_promisc(struct qlcnic_adapter *adapter, u32);
1056 int qlcnic_config_intr_coalesce(struct qlcnic_adapter *adapter);
1057 int qlcnic_config_rss(struct qlcnic_adapter *adapter, int enable);
1058 int qlcnic_config_ipaddr(struct qlcnic_adapter *adapter, u32 ip, int cmd);
1059 int qlcnic_linkevent_request(struct qlcnic_adapter *adapter, int enable);
1060 void qlcnic_advert_link_change(struct qlcnic_adapter *adapter, int linkup);
1062 int qlcnic_fw_cmd_set_mtu(struct qlcnic_adapter *adapter, int mtu);
1063 int qlcnic_change_mtu(struct net_device *netdev, int new_mtu);
1064 int qlcnic_config_hw_lro(struct qlcnic_adapter *adapter, int enable);
1065 int qlcnic_config_bridged_mode(struct qlcnic_adapter *adapter, int enable);
1066 int qlcnic_send_lro_cleanup(struct qlcnic_adapter *adapter);
1067 void qlcnic_update_cmd_producer(struct qlcnic_adapter *adapter,
1068 struct qlcnic_host_tx_ring *tx_ring);
1069 int qlcnic_get_mac_addr(struct qlcnic_adapter *adapter, u64 *mac);
1070 void qlcnic_clear_ilb_mode(struct qlcnic_adapter *adapter);
1071 int qlcnic_set_ilb_mode(struct qlcnic_adapter *adapter);
1073 /* Functions from qlcnic_main.c */
1074 int qlcnic_reset_context(struct qlcnic_adapter *);
1075 u32 qlcnic_issue_cmd(struct qlcnic_adapter *adapter,
1076 u32 pci_fn, u32 version, u32 arg1, u32 arg2, u32 arg3, u32 cmd);
1077 void qlcnic_diag_free_res(struct net_device *netdev, int max_sds_rings);
1078 int qlcnic_diag_alloc_res(struct net_device *netdev, int test);
1079 int qlcnic_check_loopback_buff(unsigned char *data);
1080 netdev_tx_t qlcnic_xmit_frame(struct sk_buff *skb, struct net_device *netdev);
1081 void qlcnic_process_rcv_ring_diag(struct qlcnic_host_sds_ring *sds_ring);
1084 * QLOGIC Board information
1087 #define QLCNIC_MAX_BOARD_NAME_LEN 100
1088 struct qlcnic_brdinfo {
1089 unsigned short vendor;
1090 unsigned short device;
1091 unsigned short sub_vendor;
1092 unsigned short sub_device;
1093 char short_name[QLCNIC_MAX_BOARD_NAME_LEN];
1096 static const struct qlcnic_brdinfo qlcnic_boards[] = {
1097 {0x1077, 0x8020, 0x1077, 0x203,
1098 "8200 Series Single Port 10GbE Converged Network Adapter \
1099 (TCP/IP Networking)"},
1100 {0x1077, 0x8020, 0x1077, 0x207,
1101 "8200 Series Dual Port 10GbE Converged Network Adapter \
1102 (TCP/IP Networking)"},
1103 {0x1077, 0x8020, 0x1077, 0x20b,
1104 "3200 Series Dual Port 10Gb Intelligent Ethernet Adapter"},
1105 {0x1077, 0x8020, 0x1077, 0x20c,
1106 "3200 Series Quad Port 1Gb Intelligent Ethernet Adapter"},
1107 {0x1077, 0x8020, 0x1077, 0x20f,
1108 "3200 Series Single Port 10Gb Intelligent Ethernet Adapter"},
1109 {0x1077, 0x8020, 0x0, 0x0, "cLOM8214 1/10GbE Controller"},
1112 #define NUM_SUPPORTED_BOARDS ARRAY_SIZE(qlcnic_boards)
1114 static inline u32 qlcnic_tx_avail(struct qlcnic_host_tx_ring *tx_ring)
1117 if (tx_ring->producer < tx_ring->sw_consumer)
1118 return tx_ring->sw_consumer - tx_ring->producer;
1120 return tx_ring->sw_consumer + tx_ring->num_desc -
1124 extern const struct ethtool_ops qlcnic_ethtool_ops;
1126 #endif /* __QLCNIC_H_ */