xref: /linux/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h (revision 0d456bad36d42d16022be045c8a53ddbb59ee478)
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 #include <linux/bitops.h>
33 #include <linux/if_vlan.h>
34 
35 #include "qlcnic_hdr.h"
36 
37 #define _QLCNIC_LINUX_MAJOR 5
38 #define _QLCNIC_LINUX_MINOR 0
39 #define _QLCNIC_LINUX_SUBVERSION 29
40 #define QLCNIC_LINUX_VERSIONID  "5.0.29"
41 #define QLCNIC_DRV_IDC_VER  0x01
42 #define QLCNIC_DRIVER_VERSION  ((_QLCNIC_LINUX_MAJOR << 16) |\
43 		 (_QLCNIC_LINUX_MINOR << 8) | (_QLCNIC_LINUX_SUBVERSION))
44 
45 #define QLCNIC_VERSION_CODE(a, b, c)	(((a) << 24) + ((b) << 16) + (c))
46 #define _major(v)	(((v) >> 24) & 0xff)
47 #define _minor(v)	(((v) >> 16) & 0xff)
48 #define _build(v)	((v) & 0xffff)
49 
50 /* version in image has weird encoding:
51  *  7:0  - major
52  * 15:8  - minor
53  * 31:16 - build (little endian)
54  */
55 #define QLCNIC_DECODE_VERSION(v) \
56 	QLCNIC_VERSION_CODE(((v) & 0xff), (((v) >> 8) & 0xff), ((v) >> 16))
57 
58 #define QLCNIC_MIN_FW_VERSION     QLCNIC_VERSION_CODE(4, 4, 2)
59 #define QLCNIC_NUM_FLASH_SECTORS (64)
60 #define QLCNIC_FLASH_SECTOR_SIZE (64 * 1024)
61 #define QLCNIC_FLASH_TOTAL_SIZE  (QLCNIC_NUM_FLASH_SECTORS \
62 					* QLCNIC_FLASH_SECTOR_SIZE)
63 
64 #define RCV_DESC_RINGSIZE(rds_ring)	\
65 	(sizeof(struct rcv_desc) * (rds_ring)->num_desc)
66 #define RCV_BUFF_RINGSIZE(rds_ring)	\
67 	(sizeof(struct qlcnic_rx_buffer) * rds_ring->num_desc)
68 #define STATUS_DESC_RINGSIZE(sds_ring)	\
69 	(sizeof(struct status_desc) * (sds_ring)->num_desc)
70 #define TX_BUFF_RINGSIZE(tx_ring)	\
71 	(sizeof(struct qlcnic_cmd_buffer) * tx_ring->num_desc)
72 #define TX_DESC_RINGSIZE(tx_ring)	\
73 	(sizeof(struct cmd_desc_type0) * tx_ring->num_desc)
74 
75 #define QLCNIC_P3P_A0		0x50
76 #define QLCNIC_P3P_C0		0x58
77 
78 #define QLCNIC_IS_REVISION_P3P(REVISION)     (REVISION >= QLCNIC_P3P_A0)
79 
80 #define FIRST_PAGE_GROUP_START	0
81 #define FIRST_PAGE_GROUP_END	0x100000
82 
83 #define P3P_MAX_MTU                     (9600)
84 #define P3P_MIN_MTU                     (68)
85 #define QLCNIC_MAX_ETHERHDR                32 /* This contains some padding */
86 
87 #define QLCNIC_P3P_RX_BUF_MAX_LEN         (QLCNIC_MAX_ETHERHDR + ETH_DATA_LEN)
88 #define QLCNIC_P3P_RX_JUMBO_BUF_MAX_LEN   (QLCNIC_MAX_ETHERHDR + P3P_MAX_MTU)
89 #define QLCNIC_CT_DEFAULT_RX_BUF_LEN	2048
90 #define QLCNIC_LRO_BUFFER_EXTRA		2048
91 
92 /* Tx defines */
93 #define QLCNIC_MAX_FRAGS_PER_TX	14
94 #define MAX_TSO_HEADER_DESC	2
95 #define MGMT_CMD_DESC_RESV	4
96 #define TX_STOP_THRESH		((MAX_SKB_FRAGS >> 2) + MAX_TSO_HEADER_DESC \
97 							+ MGMT_CMD_DESC_RESV)
98 #define QLCNIC_MAX_TX_TIMEOUTS	2
99 
100 /*
101  * Following are the states of the Phantom. Phantom will set them and
102  * Host will read to check if the fields are correct.
103  */
104 #define PHAN_INITIALIZE_FAILED		0xffff
105 #define PHAN_INITIALIZE_COMPLETE	0xff01
106 
107 /* Host writes the following to notify that it has done the init-handshake */
108 #define PHAN_INITIALIZE_ACK		0xf00f
109 #define PHAN_PEG_RCV_INITIALIZED	0xff01
110 
111 #define NUM_RCV_DESC_RINGS	3
112 
113 #define RCV_RING_NORMAL 0
114 #define RCV_RING_JUMBO	1
115 
116 #define MIN_CMD_DESCRIPTORS		64
117 #define MIN_RCV_DESCRIPTORS		64
118 #define MIN_JUMBO_DESCRIPTORS		32
119 
120 #define MAX_CMD_DESCRIPTORS		1024
121 #define MAX_RCV_DESCRIPTORS_1G		4096
122 #define MAX_RCV_DESCRIPTORS_10G 	8192
123 #define MAX_RCV_DESCRIPTORS_VF		2048
124 #define MAX_JUMBO_RCV_DESCRIPTORS_1G	512
125 #define MAX_JUMBO_RCV_DESCRIPTORS_10G	1024
126 
127 #define DEFAULT_RCV_DESCRIPTORS_1G	2048
128 #define DEFAULT_RCV_DESCRIPTORS_10G	4096
129 #define DEFAULT_RCV_DESCRIPTORS_VF	1024
130 #define MAX_RDS_RINGS                   2
131 
132 #define get_next_index(index, length)	\
133 	(((index) + 1) & ((length) - 1))
134 
135 /*
136  * Following data structures describe the descriptors that will be used.
137  * Added fileds of tcpHdrSize and ipHdrSize, The driver needs to do it only when
138  * we are doing LSO (above the 1500 size packet) only.
139  */
140 struct cmd_desc_type0 {
141 	u8 tcp_hdr_offset;	/* For LSO only */
142 	u8 ip_hdr_offset;	/* For LSO only */
143 	__le16 flags_opcode;	/* 15:13 unused, 12:7 opcode, 6:0 flags */
144 	__le32 nfrags__length;	/* 31:8 total len, 7:0 frag count */
145 
146 	__le64 addr_buffer2;
147 
148 	__le16 reference_handle;
149 	__le16 mss;
150 	u8 port_ctxid;		/* 7:4 ctxid 3:0 port */
151 	u8 total_hdr_length;	/* LSO only : MAC+IP+TCP Hdr size */
152 	__le16 conn_id;		/* IPSec offoad only */
153 
154 	__le64 addr_buffer3;
155 	__le64 addr_buffer1;
156 
157 	__le16 buffer_length[4];
158 
159 	__le64 addr_buffer4;
160 
161 	u8 eth_addr[ETH_ALEN];
162 	__le16 vlan_TCI;
163 
164 } __attribute__ ((aligned(64)));
165 
166 /* Note: sizeof(rcv_desc) should always be a mutliple of 2 */
167 struct rcv_desc {
168 	__le16 reference_handle;
169 	__le16 reserved;
170 	__le32 buffer_length;	/* allocated buffer length (usually 2K) */
171 	__le64 addr_buffer;
172 } __packed;
173 
174 struct status_desc {
175 	__le64 status_desc_data[2];
176 } __attribute__ ((aligned(16)));
177 
178 /* UNIFIED ROMIMAGE */
179 #define QLCNIC_UNI_FW_MIN_SIZE		0xc8000
180 #define QLCNIC_UNI_DIR_SECT_PRODUCT_TBL	0x0
181 #define QLCNIC_UNI_DIR_SECT_BOOTLD	0x6
182 #define QLCNIC_UNI_DIR_SECT_FW		0x7
183 
184 /*Offsets */
185 #define QLCNIC_UNI_CHIP_REV_OFF		10
186 #define QLCNIC_UNI_FLAGS_OFF		11
187 #define QLCNIC_UNI_BIOS_VERSION_OFF 	12
188 #define QLCNIC_UNI_BOOTLD_IDX_OFF	27
189 #define QLCNIC_UNI_FIRMWARE_IDX_OFF 	29
190 
191 struct uni_table_desc{
192 	__le32	findex;
193 	__le32	num_entries;
194 	__le32	entry_size;
195 	__le32	reserved[5];
196 };
197 
198 struct uni_data_desc{
199 	__le32	findex;
200 	__le32	size;
201 	__le32	reserved[5];
202 };
203 
204 /* Flash Defines and Structures */
205 #define QLCNIC_FLT_LOCATION	0x3F1000
206 #define QLCNIC_B0_FW_IMAGE_REGION 0x74
207 #define QLCNIC_C0_FW_IMAGE_REGION 0x97
208 #define QLCNIC_BOOTLD_REGION    0X72
209 struct qlcnic_flt_header {
210 	u16 version;
211 	u16 len;
212 	u16 checksum;
213 	u16 reserved;
214 };
215 
216 struct qlcnic_flt_entry {
217 	u8 region;
218 	u8 reserved0;
219 	u8 attrib;
220 	u8 reserved1;
221 	u32 size;
222 	u32 start_addr;
223 	u32 end_addr;
224 };
225 
226 /* Magic number to let user know flash is programmed */
227 #define	QLCNIC_BDINFO_MAGIC 0x12345678
228 
229 #define QLCNIC_BRDTYPE_P3P_REF_QG	0x0021
230 #define QLCNIC_BRDTYPE_P3P_HMEZ		0x0022
231 #define QLCNIC_BRDTYPE_P3P_10G_CX4_LP	0x0023
232 #define QLCNIC_BRDTYPE_P3P_4_GB		0x0024
233 #define QLCNIC_BRDTYPE_P3P_IMEZ		0x0025
234 #define QLCNIC_BRDTYPE_P3P_10G_SFP_PLUS	0x0026
235 #define QLCNIC_BRDTYPE_P3P_10000_BASE_T	0x0027
236 #define QLCNIC_BRDTYPE_P3P_XG_LOM	0x0028
237 #define QLCNIC_BRDTYPE_P3P_4_GB_MM	0x0029
238 #define QLCNIC_BRDTYPE_P3P_10G_SFP_CT	0x002a
239 #define QLCNIC_BRDTYPE_P3P_10G_SFP_QT	0x002b
240 #define QLCNIC_BRDTYPE_P3P_10G_CX4	0x0031
241 #define QLCNIC_BRDTYPE_P3P_10G_XFP	0x0032
242 #define QLCNIC_BRDTYPE_P3P_10G_TP	0x0080
243 
244 #define QLCNIC_MSIX_TABLE_OFFSET	0x44
245 
246 /* Flash memory map */
247 #define QLCNIC_BRDCFG_START	0x4000		/* board config */
248 #define QLCNIC_BOOTLD_START	0x10000		/* bootld */
249 #define QLCNIC_IMAGE_START	0x43000		/* compressed image */
250 #define QLCNIC_USER_START	0x3E8000	/* Firmare info */
251 
252 #define QLCNIC_FW_VERSION_OFFSET	(QLCNIC_USER_START+0x408)
253 #define QLCNIC_FW_SIZE_OFFSET		(QLCNIC_USER_START+0x40c)
254 #define QLCNIC_FW_SERIAL_NUM_OFFSET	(QLCNIC_USER_START+0x81c)
255 #define QLCNIC_BIOS_VERSION_OFFSET	(QLCNIC_USER_START+0x83c)
256 
257 #define QLCNIC_BRDTYPE_OFFSET		(QLCNIC_BRDCFG_START+0x8)
258 #define QLCNIC_FW_MAGIC_OFFSET		(QLCNIC_BRDCFG_START+0x128)
259 
260 #define QLCNIC_FW_MIN_SIZE		(0x3fffff)
261 #define QLCNIC_UNIFIED_ROMIMAGE  	0
262 #define QLCNIC_FLASH_ROMIMAGE		1
263 #define QLCNIC_UNKNOWN_ROMIMAGE		0xff
264 
265 #define QLCNIC_UNIFIED_ROMIMAGE_NAME	"phanfw.bin"
266 #define QLCNIC_FLASH_ROMIMAGE_NAME	"flash"
267 
268 extern char qlcnic_driver_name[];
269 
270 /* Number of status descriptors to handle per interrupt */
271 #define MAX_STATUS_HANDLE	(64)
272 
273 /*
274  * qlcnic_skb_frag{} is to contain mapping info for each SG list. This
275  * has to be freed when DMA is complete. This is part of qlcnic_tx_buffer{}.
276  */
277 struct qlcnic_skb_frag {
278 	u64 dma;
279 	u64 length;
280 };
281 
282 /*    Following defines are for the state of the buffers    */
283 #define	QLCNIC_BUFFER_FREE	0
284 #define	QLCNIC_BUFFER_BUSY	1
285 
286 /*
287  * There will be one qlcnic_buffer per skb packet.    These will be
288  * used to save the dma info for pci_unmap_page()
289  */
290 struct qlcnic_cmd_buffer {
291 	struct sk_buff *skb;
292 	struct qlcnic_skb_frag frag_array[MAX_SKB_FRAGS + 1];
293 	u32 frag_count;
294 };
295 
296 /* In rx_buffer, we do not need multiple fragments as is a single buffer */
297 struct qlcnic_rx_buffer {
298 	u16 ref_handle;
299 	struct sk_buff *skb;
300 	struct list_head list;
301 	u64 dma;
302 };
303 
304 /* Board types */
305 #define	QLCNIC_GBE	0x01
306 #define	QLCNIC_XGBE	0x02
307 
308 /*
309  * Interrupt coalescing defaults. The defaults are for 1500 MTU. It is
310  * adjusted based on configured MTU.
311  */
312 #define QLCNIC_DEFAULT_INTR_COALESCE_RX_TIME_US	3
313 #define QLCNIC_DEFAULT_INTR_COALESCE_RX_PACKETS	256
314 
315 #define QLCNIC_INTR_DEFAULT			0x04
316 #define QLCNIC_CONFIG_INTR_COALESCE		3
317 
318 struct qlcnic_nic_intr_coalesce {
319 	u8	type;
320 	u8	sts_ring_mask;
321 	u16	rx_packets;
322 	u16	rx_time_us;
323 	u16	flag;
324 	u32	timer_out;
325 };
326 
327 struct qlcnic_dump_template_hdr {
328 	u32	type;
329 	u32	offset;
330 	u32	size;
331 	u32	cap_mask;
332 	u32	num_entries;
333 	u32	version;
334 	u32	timestamp;
335 	u32	checksum;
336 	u32	drv_cap_mask;
337 	u32	sys_info[3];
338 	u32	saved_state[16];
339 	u32	cap_sizes[8];
340 	u32	rsvd[0];
341 };
342 
343 struct qlcnic_fw_dump {
344 	u8	clr;	/* flag to indicate if dump is cleared */
345 	u8	enable; /* enable/disable dump */
346 	u32	size;	/* total size of the dump */
347 	void	*data;	/* dump data area */
348 	struct	qlcnic_dump_template_hdr *tmpl_hdr;
349 };
350 
351 /*
352  * One hardware_context{} per adapter
353  * contains interrupt info as well shared hardware info.
354  */
355 struct qlcnic_hardware_context {
356 	void __iomem *pci_base0;
357 	void __iomem *ocm_win_crb;
358 
359 	unsigned long pci_len0;
360 
361 	rwlock_t crb_lock;
362 	struct mutex mem_lock;
363 
364 	u8 revision_id;
365 	u8 pci_func;
366 	u8 linkup;
367 	u8 loopback_state;
368 	u8 beacon_state;
369 	u8 has_link_events;
370 	u8 fw_type;
371 	u8 physical_port;
372 	u8 reset_context;
373 	u8 msix_supported;
374 	u8 max_mac_filters;
375 	u8 mc_enabled;
376 	u8 max_mc_count;
377 	u8 diag_test;
378 	u8 num_msix;
379 	u8 nic_mode;
380 	char diag_cnt;
381 
382 	u16 port_type;
383 	u16 board_type;
384 
385 	u16 link_speed;
386 	u16 link_duplex;
387 	u16 link_autoneg;
388 	u16 module_type;
389 
390 	u16 op_mode;
391 	u16 switch_mode;
392 	u16 max_tx_ques;
393 	u16 max_rx_ques;
394 	u16 max_mtu;
395 	u32 msg_enable;
396 	u16 act_pci_func;
397 
398 	u32 capabilities;
399 	u32 temp;
400 	u32 int_vec_bit;
401 	u32 fw_hal_version;
402 	struct qlcnic_hardware_ops *hw_ops;
403 	struct qlcnic_nic_intr_coalesce coal;
404 	struct qlcnic_fw_dump fw_dump;
405 };
406 
407 struct qlcnic_adapter_stats {
408 	u64  xmitcalled;
409 	u64  xmitfinished;
410 	u64  rxdropped;
411 	u64  txdropped;
412 	u64  csummed;
413 	u64  rx_pkts;
414 	u64  lro_pkts;
415 	u64  rxbytes;
416 	u64  txbytes;
417 	u64  lrobytes;
418 	u64  lso_frames;
419 	u64  xmit_on;
420 	u64  xmit_off;
421 	u64  skb_alloc_failure;
422 	u64  null_rxbuf;
423 	u64  rx_dma_map_error;
424 	u64  tx_dma_map_error;
425 };
426 
427 /*
428  * Rcv Descriptor Context. One such per Rcv Descriptor. There may
429  * be one Rcv Descriptor for normal packets, one for jumbo and may be others.
430  */
431 struct qlcnic_host_rds_ring {
432 	void __iomem *crb_rcv_producer;
433 	struct rcv_desc *desc_head;
434 	struct qlcnic_rx_buffer *rx_buf_arr;
435 	u32 num_desc;
436 	u32 producer;
437 	u32 dma_size;
438 	u32 skb_size;
439 	u32 flags;
440 	struct list_head free_list;
441 	spinlock_t lock;
442 	dma_addr_t phys_addr;
443 } ____cacheline_internodealigned_in_smp;
444 
445 struct qlcnic_host_sds_ring {
446 	u32 consumer;
447 	u32 num_desc;
448 	void __iomem *crb_sts_consumer;
449 
450 	struct status_desc *desc_head;
451 	struct qlcnic_adapter *adapter;
452 	struct napi_struct napi;
453 	struct list_head free_list[NUM_RCV_DESC_RINGS];
454 
455 	void __iomem *crb_intr_mask;
456 	int irq;
457 
458 	dma_addr_t phys_addr;
459 	char name[IFNAMSIZ+4];
460 } ____cacheline_internodealigned_in_smp;
461 
462 struct qlcnic_host_tx_ring {
463 	u16 ctx_id;
464 	u32 producer;
465 	u32 sw_consumer;
466 	u32 num_desc;
467 	void __iomem *crb_cmd_producer;
468 	struct cmd_desc_type0 *desc_head;
469 	struct qlcnic_cmd_buffer *cmd_buf_arr;
470 	__le32 *hw_consumer;
471 
472 	dma_addr_t phys_addr;
473 	dma_addr_t hw_cons_phys_addr;
474 	struct netdev_queue *txq;
475 } ____cacheline_internodealigned_in_smp;
476 
477 /*
478  * Receive context. There is one such structure per instance of the
479  * receive processing. Any state information that is relevant to
480  * the receive, and is must be in this structure. The global data may be
481  * present elsewhere.
482  */
483 struct qlcnic_recv_context {
484 	struct qlcnic_host_rds_ring *rds_rings;
485 	struct qlcnic_host_sds_ring *sds_rings;
486 	u32 state;
487 	u16 context_id;
488 	u16 virt_port;
489 
490 };
491 
492 /* HW context creation */
493 
494 #define QLCNIC_OS_CRB_RETRY_COUNT	4000
495 #define QLCNIC_CDRP_SIGNATURE_MAKE(pcifn, version) \
496 	(((pcifn) & 0xff) | (((version) & 0xff) << 8) | (0xcafe << 16))
497 
498 #define QLCNIC_CDRP_CMD_BIT		0x80000000
499 
500 /*
501  * All responses must have the QLCNIC_CDRP_CMD_BIT cleared
502  * in the crb QLCNIC_CDRP_CRB_OFFSET.
503  */
504 #define QLCNIC_CDRP_FORM_RSP(rsp)	(rsp)
505 #define QLCNIC_CDRP_IS_RSP(rsp)	(((rsp) & QLCNIC_CDRP_CMD_BIT) == 0)
506 
507 #define QLCNIC_CDRP_RSP_OK		0x00000001
508 #define QLCNIC_CDRP_RSP_FAIL		0x00000002
509 #define QLCNIC_CDRP_RSP_TIMEOUT 	0x00000003
510 
511 /*
512  * All commands must have the QLCNIC_CDRP_CMD_BIT set in
513  * the crb QLCNIC_CDRP_CRB_OFFSET.
514  */
515 #define QLCNIC_CDRP_FORM_CMD(cmd)	(QLCNIC_CDRP_CMD_BIT | (cmd))
516 #define QLCNIC_CDRP_IS_CMD(cmd)	(((cmd) & QLCNIC_CDRP_CMD_BIT) != 0)
517 
518 #define QLCNIC_CDRP_CMD_SUBMIT_CAPABILITIES     0x00000001
519 #define QLCNIC_CDRP_CMD_READ_MAX_RDS_PER_CTX    0x00000002
520 #define QLCNIC_CDRP_CMD_READ_MAX_SDS_PER_CTX    0x00000003
521 #define QLCNIC_CDRP_CMD_READ_MAX_RULES_PER_CTX  0x00000004
522 #define QLCNIC_CDRP_CMD_READ_MAX_RX_CTX         0x00000005
523 #define QLCNIC_CDRP_CMD_READ_MAX_TX_CTX         0x00000006
524 #define QLCNIC_CDRP_CMD_CREATE_RX_CTX           0x00000007
525 #define QLCNIC_CDRP_CMD_DESTROY_RX_CTX          0x00000008
526 #define QLCNIC_CDRP_CMD_CREATE_TX_CTX           0x00000009
527 #define QLCNIC_CDRP_CMD_DESTROY_TX_CTX          0x0000000a
528 #define QLCNIC_CDRP_CMD_INTRPT_TEST		0x00000011
529 #define QLCNIC_CDRP_CMD_SET_MTU                 0x00000012
530 #define QLCNIC_CDRP_CMD_READ_PHY		0x00000013
531 #define QLCNIC_CDRP_CMD_WRITE_PHY		0x00000014
532 #define QLCNIC_CDRP_CMD_READ_HW_REG		0x00000015
533 #define QLCNIC_CDRP_CMD_GET_FLOW_CTL		0x00000016
534 #define QLCNIC_CDRP_CMD_SET_FLOW_CTL		0x00000017
535 #define QLCNIC_CDRP_CMD_READ_MAX_MTU		0x00000018
536 #define QLCNIC_CDRP_CMD_READ_MAX_LRO		0x00000019
537 #define QLCNIC_CDRP_CMD_MAC_ADDRESS		0x0000001f
538 
539 #define QLCNIC_CDRP_CMD_GET_PCI_INFO		0x00000020
540 #define QLCNIC_CDRP_CMD_GET_NIC_INFO		0x00000021
541 #define QLCNIC_CDRP_CMD_SET_NIC_INFO		0x00000022
542 #define QLCNIC_CDRP_CMD_GET_ESWITCH_CAPABILITY	0x00000024
543 #define QLCNIC_CDRP_CMD_TOGGLE_ESWITCH		0x00000025
544 #define QLCNIC_CDRP_CMD_GET_ESWITCH_STATUS	0x00000026
545 #define QLCNIC_CDRP_CMD_SET_PORTMIRRORING	0x00000027
546 #define QLCNIC_CDRP_CMD_CONFIGURE_ESWITCH	0x00000028
547 #define QLCNIC_CDRP_CMD_GET_ESWITCH_PORT_CONFIG	0x00000029
548 #define QLCNIC_CDRP_CMD_GET_ESWITCH_STATS	0x0000002a
549 #define QLCNIC_CDRP_CMD_CONFIG_PORT		0x0000002E
550 #define QLCNIC_CDRP_CMD_TEMP_SIZE		0x0000002f
551 #define QLCNIC_CDRP_CMD_GET_TEMP_HDR		0x00000030
552 #define QLCNIC_CDRP_CMD_GET_MAC_STATS		0x00000037
553 
554 #define QLCNIC_RCODE_SUCCESS		0
555 #define QLCNIC_RCODE_INVALID_ARGS	6
556 #define QLCNIC_RCODE_NOT_SUPPORTED	9
557 #define QLCNIC_RCODE_NOT_PERMITTED	10
558 #define QLCNIC_RCODE_NOT_IMPL		15
559 #define QLCNIC_RCODE_INVALID		16
560 #define QLCNIC_RCODE_TIMEOUT		17
561 #define QLCNIC_DESTROY_CTX_RESET	0
562 
563 /*
564  * Capabilities Announced
565  */
566 #define QLCNIC_CAP0_LEGACY_CONTEXT	(1)
567 #define QLCNIC_CAP0_LEGACY_MN		(1 << 2)
568 #define QLCNIC_CAP0_LSO 		(1 << 6)
569 #define QLCNIC_CAP0_JUMBO_CONTIGUOUS	(1 << 7)
570 #define QLCNIC_CAP0_LRO_CONTIGUOUS	(1 << 8)
571 #define QLCNIC_CAP0_VALIDOFF		(1 << 11)
572 #define QLCNIC_CAP0_LRO_MSS		(1 << 21)
573 
574 /*
575  * Context state
576  */
577 #define QLCNIC_HOST_CTX_STATE_FREED	0
578 #define QLCNIC_HOST_CTX_STATE_ACTIVE	2
579 
580 /*
581  * Rx context
582  */
583 
584 struct qlcnic_hostrq_sds_ring {
585 	__le64 host_phys_addr;	/* Ring base addr */
586 	__le32 ring_size;		/* Ring entries */
587 	__le16 msi_index;
588 	__le16 rsvd;		/* Padding */
589 } __packed;
590 
591 struct qlcnic_hostrq_rds_ring {
592 	__le64 host_phys_addr;	/* Ring base addr */
593 	__le64 buff_size;		/* Packet buffer size */
594 	__le32 ring_size;		/* Ring entries */
595 	__le32 ring_kind;		/* Class of ring */
596 } __packed;
597 
598 struct qlcnic_hostrq_rx_ctx {
599 	__le64 host_rsp_dma_addr;	/* Response dma'd here */
600 	__le32 capabilities[4];	/* Flag bit vector */
601 	__le32 host_int_crb_mode;	/* Interrupt crb usage */
602 	__le32 host_rds_crb_mode;	/* RDS crb usage */
603 	/* These ring offsets are relative to data[0] below */
604 	__le32 rds_ring_offset;	/* Offset to RDS config */
605 	__le32 sds_ring_offset;	/* Offset to SDS config */
606 	__le16 num_rds_rings;	/* Count of RDS rings */
607 	__le16 num_sds_rings;	/* Count of SDS rings */
608 	__le16 valid_field_offset;
609 	u8  txrx_sds_binding;
610 	u8  msix_handler;
611 	u8  reserved[128];      /* reserve space for future expansion*/
612 	/* MUST BE 64-bit aligned.
613 	   The following is packed:
614 	   - N hostrq_rds_rings
615 	   - N hostrq_sds_rings */
616 	char data[0];
617 } __packed;
618 
619 struct qlcnic_cardrsp_rds_ring{
620 	__le32 host_producer_crb;	/* Crb to use */
621 	__le32 rsvd1;		/* Padding */
622 } __packed;
623 
624 struct qlcnic_cardrsp_sds_ring {
625 	__le32 host_consumer_crb;	/* Crb to use */
626 	__le32 interrupt_crb;	/* Crb to use */
627 } __packed;
628 
629 struct qlcnic_cardrsp_rx_ctx {
630 	/* These ring offsets are relative to data[0] below */
631 	__le32 rds_ring_offset;	/* Offset to RDS config */
632 	__le32 sds_ring_offset;	/* Offset to SDS config */
633 	__le32 host_ctx_state;	/* Starting State */
634 	__le32 num_fn_per_port;	/* How many PCI fn share the port */
635 	__le16 num_rds_rings;	/* Count of RDS rings */
636 	__le16 num_sds_rings;	/* Count of SDS rings */
637 	__le16 context_id;		/* Handle for context */
638 	u8  phys_port;		/* Physical id of port */
639 	u8  virt_port;		/* Virtual/Logical id of port */
640 	u8  reserved[128];	/* save space for future expansion */
641 	/*  MUST BE 64-bit aligned.
642 	   The following is packed:
643 	   - N cardrsp_rds_rings
644 	   - N cardrs_sds_rings */
645 	char data[0];
646 } __packed;
647 
648 #define SIZEOF_HOSTRQ_RX(HOSTRQ_RX, rds_rings, sds_rings)	\
649 	(sizeof(HOSTRQ_RX) + 					\
650 	(rds_rings)*(sizeof(struct qlcnic_hostrq_rds_ring)) +		\
651 	(sds_rings)*(sizeof(struct qlcnic_hostrq_sds_ring)))
652 
653 #define SIZEOF_CARDRSP_RX(CARDRSP_RX, rds_rings, sds_rings) 	\
654 	(sizeof(CARDRSP_RX) + 					\
655 	(rds_rings)*(sizeof(struct qlcnic_cardrsp_rds_ring)) + 		\
656 	(sds_rings)*(sizeof(struct qlcnic_cardrsp_sds_ring)))
657 
658 /*
659  * Tx context
660  */
661 
662 struct qlcnic_hostrq_cds_ring {
663 	__le64 host_phys_addr;	/* Ring base addr */
664 	__le32 ring_size;		/* Ring entries */
665 	__le32 rsvd;		/* Padding */
666 } __packed;
667 
668 struct qlcnic_hostrq_tx_ctx {
669 	__le64 host_rsp_dma_addr;	/* Response dma'd here */
670 	__le64 cmd_cons_dma_addr;	/*  */
671 	__le64 dummy_dma_addr;	/*  */
672 	__le32 capabilities[4];	/* Flag bit vector */
673 	__le32 host_int_crb_mode;	/* Interrupt crb usage */
674 	__le32 rsvd1;		/* Padding */
675 	__le16 rsvd2;		/* Padding */
676 	__le16 interrupt_ctl;
677 	__le16 msi_index;
678 	__le16 rsvd3;		/* Padding */
679 	struct qlcnic_hostrq_cds_ring cds_ring;	/* Desc of cds ring */
680 	u8  reserved[128];	/* future expansion */
681 } __packed;
682 
683 struct qlcnic_cardrsp_cds_ring {
684 	__le32 host_producer_crb;	/* Crb to use */
685 	__le32 interrupt_crb;	/* Crb to use */
686 } __packed;
687 
688 struct qlcnic_cardrsp_tx_ctx {
689 	__le32 host_ctx_state;	/* Starting state */
690 	__le16 context_id;		/* Handle for context */
691 	u8  phys_port;		/* Physical id of port */
692 	u8  virt_port;		/* Virtual/Logical id of port */
693 	struct qlcnic_cardrsp_cds_ring cds_ring;	/* Card cds settings */
694 	u8  reserved[128];	/* future expansion */
695 } __packed;
696 
697 #define SIZEOF_HOSTRQ_TX(HOSTRQ_TX)	(sizeof(HOSTRQ_TX))
698 #define SIZEOF_CARDRSP_TX(CARDRSP_TX)	(sizeof(CARDRSP_TX))
699 
700 /* CRB */
701 
702 #define QLCNIC_HOST_RDS_CRB_MODE_UNIQUE	0
703 #define QLCNIC_HOST_RDS_CRB_MODE_SHARED	1
704 #define QLCNIC_HOST_RDS_CRB_MODE_CUSTOM	2
705 #define QLCNIC_HOST_RDS_CRB_MODE_MAX	3
706 
707 #define QLCNIC_HOST_INT_CRB_MODE_UNIQUE	0
708 #define QLCNIC_HOST_INT_CRB_MODE_SHARED	1
709 #define QLCNIC_HOST_INT_CRB_MODE_NORX	2
710 #define QLCNIC_HOST_INT_CRB_MODE_NOTX	3
711 #define QLCNIC_HOST_INT_CRB_MODE_NORXTX	4
712 
713 
714 /* MAC */
715 
716 #define MC_COUNT_P3P	38
717 
718 #define QLCNIC_MAC_NOOP	0
719 #define QLCNIC_MAC_ADD	1
720 #define QLCNIC_MAC_DEL	2
721 #define QLCNIC_MAC_VLAN_ADD	3
722 #define QLCNIC_MAC_VLAN_DEL	4
723 
724 struct qlcnic_mac_list_s {
725 	struct list_head list;
726 	uint8_t mac_addr[ETH_ALEN+2];
727 };
728 
729 #define QLCNIC_HOST_REQUEST	0x13
730 #define QLCNIC_REQUEST		0x14
731 
732 #define QLCNIC_MAC_EVENT	0x1
733 
734 #define QLCNIC_IP_UP		2
735 #define QLCNIC_IP_DOWN		3
736 
737 #define QLCNIC_ILB_MODE		0x1
738 #define QLCNIC_ELB_MODE		0x2
739 
740 #define QLCNIC_LINKEVENT	0x1
741 #define QLCNIC_LB_RESPONSE	0x2
742 #define QLCNIC_IS_LB_CONFIGURED(VAL)	\
743 		(VAL == (QLCNIC_LINKEVENT | QLCNIC_LB_RESPONSE))
744 
745 /*
746  * Driver --> Firmware
747  */
748 #define QLCNIC_H2C_OPCODE_CONFIG_RSS			0x1
749 #define QLCNIC_H2C_OPCODE_CONFIG_INTR_COALESCE		0x3
750 #define QLCNIC_H2C_OPCODE_CONFIG_LED			0x4
751 #define QLCNIC_H2C_OPCODE_LRO_REQUEST			0x7
752 #define QLCNIC_H2C_OPCODE_SET_MAC_RECEIVE_MODE		0xc
753 #define QLCNIC_H2C_OPCODE_CONFIG_IPADDR		0x12
754 
755 #define QLCNIC_H2C_OPCODE_GET_LINKEVENT		0x15
756 #define QLCNIC_H2C_OPCODE_CONFIG_BRIDGING		0x17
757 #define QLCNIC_H2C_OPCODE_CONFIG_HW_LRO		0x18
758 #define QLCNIC_H2C_OPCODE_CONFIG_LOOPBACK		0x13
759 
760 /*
761  * Firmware --> Driver
762  */
763 
764 #define QLCNIC_C2H_OPCODE_CONFIG_LOOPBACK		0x8f
765 #define QLCNIC_C2H_OPCODE_GET_LINKEVENT_RESPONSE	141
766 
767 #define VPORT_MISS_MODE_DROP		0 /* drop all unmatched */
768 #define VPORT_MISS_MODE_ACCEPT_ALL	1 /* accept all packets */
769 #define VPORT_MISS_MODE_ACCEPT_MULTI	2 /* accept unmatched multicast */
770 
771 #define QLCNIC_LRO_REQUEST_CLEANUP	4
772 
773 /* Capabilites received */
774 #define QLCNIC_FW_CAPABILITY_TSO		BIT_1
775 #define QLCNIC_FW_CAPABILITY_BDG		BIT_8
776 #define QLCNIC_FW_CAPABILITY_FVLANTX		BIT_9
777 #define QLCNIC_FW_CAPABILITY_HW_LRO		BIT_10
778 #define QLCNIC_FW_CAPABILITY_MULTI_LOOPBACK	BIT_27
779 #define QLCNIC_FW_CAPABILITY_MORE_CAPS		BIT_31
780 
781 #define QLCNIC_FW_CAPABILITY_2_LRO_MAX_TCP_SEG	BIT_2
782 
783 /* module types */
784 #define LINKEVENT_MODULE_NOT_PRESENT			1
785 #define LINKEVENT_MODULE_OPTICAL_UNKNOWN		2
786 #define LINKEVENT_MODULE_OPTICAL_SRLR			3
787 #define LINKEVENT_MODULE_OPTICAL_LRM			4
788 #define LINKEVENT_MODULE_OPTICAL_SFP_1G 		5
789 #define LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLE	6
790 #define LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLELEN	7
791 #define LINKEVENT_MODULE_TWINAX 			8
792 
793 #define LINKSPEED_10GBPS	10000
794 #define LINKSPEED_1GBPS 	1000
795 #define LINKSPEED_100MBPS	100
796 #define LINKSPEED_10MBPS	10
797 
798 #define LINKSPEED_ENCODED_10MBPS	0
799 #define LINKSPEED_ENCODED_100MBPS	1
800 #define LINKSPEED_ENCODED_1GBPS 	2
801 
802 #define LINKEVENT_AUTONEG_DISABLED	0
803 #define LINKEVENT_AUTONEG_ENABLED	1
804 
805 #define LINKEVENT_HALF_DUPLEX		0
806 #define LINKEVENT_FULL_DUPLEX		1
807 
808 #define LINKEVENT_LINKSPEED_MBPS	0
809 #define LINKEVENT_LINKSPEED_ENCODED	1
810 
811 /* firmware response header:
812  *	63:58 - message type
813  *	57:56 - owner
814  *	55:53 - desc count
815  *	52:48 - reserved
816  *	47:40 - completion id
817  *	39:32 - opcode
818  *	31:16 - error code
819  *	15:00 - reserved
820  */
821 #define qlcnic_get_nic_msg_opcode(msg_hdr)	\
822 	((msg_hdr >> 32) & 0xFF)
823 
824 struct qlcnic_fw_msg {
825 	union {
826 		struct {
827 			u64 hdr;
828 			u64 body[7];
829 		};
830 		u64 words[8];
831 	};
832 };
833 
834 struct qlcnic_nic_req {
835 	__le64 qhdr;
836 	__le64 req_hdr;
837 	__le64 words[6];
838 } __packed;
839 
840 struct qlcnic_mac_req {
841 	u8 op;
842 	u8 tag;
843 	u8 mac_addr[6];
844 };
845 
846 struct qlcnic_vlan_req {
847 	__le16 vlan_id;
848 	__le16 rsvd[3];
849 } __packed;
850 
851 struct qlcnic_ipaddr {
852 	__be32 ipv4;
853 	__be32 ipv6[4];
854 };
855 
856 #define QLCNIC_MSI_ENABLED		0x02
857 #define QLCNIC_MSIX_ENABLED		0x04
858 #define QLCNIC_LRO_ENABLED		0x08
859 #define QLCNIC_LRO_DISABLED		0x00
860 #define QLCNIC_BRIDGE_ENABLED       	0X10
861 #define QLCNIC_DIAG_ENABLED		0x20
862 #define QLCNIC_ESWITCH_ENABLED		0x40
863 #define QLCNIC_ADAPTER_INITIALIZED	0x80
864 #define QLCNIC_TAGGING_ENABLED		0x100
865 #define QLCNIC_MACSPOOF			0x200
866 #define QLCNIC_MAC_OVERRIDE_DISABLED	0x400
867 #define QLCNIC_PROMISC_DISABLED		0x800
868 #define QLCNIC_NEED_FLR			0x1000
869 #define QLCNIC_FW_RESET_OWNER		0x2000
870 #define QLCNIC_FW_HANG			0x4000
871 #define QLCNIC_FW_LRO_MSS_CAP		0x8000
872 #define QLCNIC_IS_MSI_FAMILY(adapter) \
873 	((adapter)->flags & (QLCNIC_MSI_ENABLED | QLCNIC_MSIX_ENABLED))
874 
875 #define QLCNIC_DEF_NUM_STS_DESC_RINGS	4
876 #define QLCNIC_MSIX_TBL_SPACE		8192
877 #define QLCNIC_PCI_REG_MSIX_TBL 	0x44
878 #define QLCNIC_MSIX_TBL_PGSIZE		4096
879 
880 #define QLCNIC_NETDEV_WEIGHT	128
881 #define QLCNIC_ADAPTER_UP_MAGIC 777
882 
883 #define __QLCNIC_FW_ATTACHED		0
884 #define __QLCNIC_DEV_UP 		1
885 #define __QLCNIC_RESETTING		2
886 #define __QLCNIC_START_FW 		4
887 #define __QLCNIC_AER			5
888 #define __QLCNIC_DIAG_RES_ALLOC		6
889 #define __QLCNIC_LED_ENABLE		7
890 
891 #define QLCNIC_INTERRUPT_TEST		1
892 #define QLCNIC_LOOPBACK_TEST		2
893 #define QLCNIC_LED_TEST		3
894 
895 #define QLCNIC_FILTER_AGE	80
896 #define QLCNIC_READD_AGE	20
897 #define QLCNIC_LB_MAX_FILTERS	64
898 
899 /* QLCNIC Driver Error Code */
900 #define QLCNIC_FW_NOT_RESPOND		51
901 #define QLCNIC_TEST_IN_PROGRESS		52
902 #define QLCNIC_UNDEFINED_ERROR		53
903 #define QLCNIC_LB_CABLE_NOT_CONN	54
904 
905 struct qlcnic_filter {
906 	struct hlist_node fnode;
907 	u8 faddr[ETH_ALEN];
908 	__le16 vlan_id;
909 	unsigned long ftime;
910 };
911 
912 struct qlcnic_filter_hash {
913 	struct hlist_head *fhead;
914 	u8 fnum;
915 	u8 fmax;
916 };
917 
918 struct qlcnic_adapter {
919 	struct qlcnic_hardware_context *ahw;
920 	struct qlcnic_recv_context *recv_ctx;
921 	struct qlcnic_host_tx_ring *tx_ring;
922 	struct net_device *netdev;
923 	struct pci_dev *pdev;
924 
925 	unsigned long state;
926 	u32 flags;
927 
928 	int max_drv_tx_rings;
929 	u16 num_txd;
930 	u16 num_rxd;
931 	u16 num_jumbo_rxd;
932 	u16 max_rxd;
933 	u16 max_jumbo_rxd;
934 
935 	u8 max_rds_rings;
936 	u8 max_sds_rings;
937 	u8 portnum;
938 
939 	u8 fw_wait_cnt;
940 	u8 fw_fail_cnt;
941 	u8 tx_timeo_cnt;
942 	u8 need_fw_reset;
943 
944 	u16 is_up;
945 	u16 pvid;
946 
947 	u32 irq;
948 	u32 heartbeat;
949 
950 	u8 dev_state;
951 	u8 reset_ack_timeo;
952 	u8 dev_init_timeo;
953 
954 	u8 mac_addr[ETH_ALEN];
955 
956 	u64 dev_rst_time;
957 	u8 mac_learn;
958 	unsigned long vlans[BITS_TO_LONGS(VLAN_N_VID)];
959 	struct qlcnic_npar_info *npars;
960 	struct qlcnic_eswitch *eswitch;
961 	struct qlcnic_nic_template *nic_ops;
962 
963 	struct qlcnic_adapter_stats stats;
964 	struct list_head mac_list;
965 
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;
970 
971 	struct msix_entry *msix_entries;
972 	struct delayed_work fw_work;
973 
974 	struct qlcnic_filter_hash fhash;
975 
976 	spinlock_t tx_clean_lock;
977 	spinlock_t mac_learn_lock;
978 	u32 file_prd_off;	/*File fw product offset*/
979 	u32 fw_version;
980 	const struct firmware *fw;
981 };
982 
983 struct qlcnic_info_le {
984 	__le16	pci_func;
985 	__le16	op_mode;	/* 1 = Priv, 2 = NP, 3 = NP passthru */
986 	__le16	phys_port;
987 	__le16	switch_mode;	/* 0 = disabled, 1 = int, 2 = ext */
988 
989 	__le32	capabilities;
990 	u8	max_mac_filters;
991 	u8	reserved1;
992 	__le16	max_mtu;
993 
994 	__le16	max_tx_ques;
995 	__le16	max_rx_ques;
996 	__le16	min_tx_bw;
997 	__le16	max_tx_bw;
998 	u8	reserved2[104];
999 } __packed;
1000 
1001 struct qlcnic_info {
1002 	u16	pci_func;
1003 	u16	op_mode;
1004 	u16	phys_port;
1005 	u16	switch_mode;
1006 	u32	capabilities;
1007 	u8	max_mac_filters;
1008 	u8	reserved1;
1009 	u16	max_mtu;
1010 	u16	max_tx_ques;
1011 	u16	max_rx_ques;
1012 	u16	min_tx_bw;
1013 	u16	max_tx_bw;
1014 };
1015 
1016 struct qlcnic_pci_info_le {
1017 	__le16	id;		/* pci function id */
1018 	__le16	active;		/* 1 = Enabled */
1019 	__le16	type;		/* 1 = NIC, 2 = FCoE, 3 = iSCSI */
1020 	__le16	default_port;	/* default port number */
1021 
1022 	__le16	tx_min_bw;	/* Multiple of 100mbpc */
1023 	__le16	tx_max_bw;
1024 	__le16	reserved1[2];
1025 
1026 	u8	mac[ETH_ALEN];
1027 	u8	reserved2[106];
1028 } __packed;
1029 
1030 struct qlcnic_pci_info {
1031 	u16	id;
1032 	u16	active;
1033 	u16	type;
1034 	u16	default_port;
1035 	u16	tx_min_bw;
1036 	u16	tx_max_bw;
1037 	u8	mac[ETH_ALEN];
1038 };
1039 
1040 struct qlcnic_npar_info {
1041 	u16	pvid;
1042 	u16	min_bw;
1043 	u16	max_bw;
1044 	u8	phy_port;
1045 	u8	type;
1046 	u8	active;
1047 	u8	enable_pm;
1048 	u8	dest_npar;
1049 	u8	discard_tagged;
1050 	u8	mac_override;
1051 	u8	mac_anti_spoof;
1052 	u8	promisc_mode;
1053 	u8	offload_flags;
1054 	u8      pci_func;
1055 };
1056 
1057 struct qlcnic_eswitch {
1058 	u8	port;
1059 	u8	active_vports;
1060 	u8	active_vlans;
1061 	u8	active_ucast_filters;
1062 	u8	max_ucast_filters;
1063 	u8	max_active_vlans;
1064 
1065 	u32	flags;
1066 #define QLCNIC_SWITCH_ENABLE		BIT_1
1067 #define QLCNIC_SWITCH_VLAN_FILTERING	BIT_2
1068 #define QLCNIC_SWITCH_PROMISC_MODE	BIT_3
1069 #define QLCNIC_SWITCH_PORT_MIRRORING	BIT_4
1070 };
1071 
1072 
1073 /* Return codes for Error handling */
1074 #define QL_STATUS_INVALID_PARAM	-1
1075 
1076 #define MAX_BW			100	/* % of link speed */
1077 #define MAX_VLAN_ID		4095
1078 #define MIN_VLAN_ID		2
1079 #define DEFAULT_MAC_LEARN	1
1080 
1081 #define IS_VALID_VLAN(vlan)	(vlan >= MIN_VLAN_ID && vlan < MAX_VLAN_ID)
1082 #define IS_VALID_BW(bw)		(bw <= MAX_BW)
1083 
1084 struct qlcnic_pci_func_cfg {
1085 	u16	func_type;
1086 	u16	min_bw;
1087 	u16	max_bw;
1088 	u16	port_num;
1089 	u8	pci_func;
1090 	u8	func_state;
1091 	u8	def_mac_addr[6];
1092 };
1093 
1094 struct qlcnic_npar_func_cfg {
1095 	u32	fw_capab;
1096 	u16	port_num;
1097 	u16	min_bw;
1098 	u16	max_bw;
1099 	u16	max_tx_queues;
1100 	u16	max_rx_queues;
1101 	u8	pci_func;
1102 	u8	op_mode;
1103 };
1104 
1105 struct qlcnic_pm_func_cfg {
1106 	u8	pci_func;
1107 	u8	action;
1108 	u8	dest_npar;
1109 	u8	reserved[5];
1110 };
1111 
1112 struct qlcnic_esw_func_cfg {
1113 	u16	vlan_id;
1114 	u8	op_mode;
1115 	u8	op_type;
1116 	u8	pci_func;
1117 	u8	host_vlan_tag;
1118 	u8	promisc_mode;
1119 	u8	discard_tagged;
1120 	u8	mac_override;
1121 	u8	mac_anti_spoof;
1122 	u8	offload_flags;
1123 	u8	reserved[5];
1124 };
1125 
1126 #define QLCNIC_STATS_VERSION		1
1127 #define QLCNIC_STATS_PORT		1
1128 #define QLCNIC_STATS_ESWITCH		2
1129 #define QLCNIC_QUERY_RX_COUNTER		0
1130 #define QLCNIC_QUERY_TX_COUNTER		1
1131 #define QLCNIC_STATS_NOT_AVAIL	0xffffffffffffffffULL
1132 #define QLCNIC_FILL_STATS(VAL1) \
1133 	(((VAL1) == QLCNIC_STATS_NOT_AVAIL) ? 0 : VAL1)
1134 #define QLCNIC_MAC_STATS 1
1135 #define QLCNIC_ESW_STATS 2
1136 
1137 #define QLCNIC_ADD_ESW_STATS(VAL1, VAL2)\
1138 do {	\
1139 	if (((VAL1) == QLCNIC_STATS_NOT_AVAIL) && \
1140 	    ((VAL2) != QLCNIC_STATS_NOT_AVAIL)) \
1141 		(VAL1) = (VAL2); \
1142 	else if (((VAL1) != QLCNIC_STATS_NOT_AVAIL) && \
1143 		 ((VAL2) != QLCNIC_STATS_NOT_AVAIL)) \
1144 			(VAL1) += (VAL2); \
1145 } while (0)
1146 
1147 struct qlcnic_mac_statistics_le {
1148 	__le64	mac_tx_frames;
1149 	__le64	mac_tx_bytes;
1150 	__le64	mac_tx_mcast_pkts;
1151 	__le64	mac_tx_bcast_pkts;
1152 	__le64	mac_tx_pause_cnt;
1153 	__le64	mac_tx_ctrl_pkt;
1154 	__le64	mac_tx_lt_64b_pkts;
1155 	__le64	mac_tx_lt_127b_pkts;
1156 	__le64	mac_tx_lt_255b_pkts;
1157 	__le64	mac_tx_lt_511b_pkts;
1158 	__le64	mac_tx_lt_1023b_pkts;
1159 	__le64	mac_tx_lt_1518b_pkts;
1160 	__le64	mac_tx_gt_1518b_pkts;
1161 	__le64	rsvd1[3];
1162 
1163 	__le64	mac_rx_frames;
1164 	__le64	mac_rx_bytes;
1165 	__le64	mac_rx_mcast_pkts;
1166 	__le64	mac_rx_bcast_pkts;
1167 	__le64	mac_rx_pause_cnt;
1168 	__le64	mac_rx_ctrl_pkt;
1169 	__le64	mac_rx_lt_64b_pkts;
1170 	__le64	mac_rx_lt_127b_pkts;
1171 	__le64	mac_rx_lt_255b_pkts;
1172 	__le64	mac_rx_lt_511b_pkts;
1173 	__le64	mac_rx_lt_1023b_pkts;
1174 	__le64	mac_rx_lt_1518b_pkts;
1175 	__le64	mac_rx_gt_1518b_pkts;
1176 	__le64	rsvd2[3];
1177 
1178 	__le64	mac_rx_length_error;
1179 	__le64	mac_rx_length_small;
1180 	__le64	mac_rx_length_large;
1181 	__le64	mac_rx_jabber;
1182 	__le64	mac_rx_dropped;
1183 	__le64	mac_rx_crc_error;
1184 	__le64	mac_align_error;
1185 } __packed;
1186 
1187 struct qlcnic_mac_statistics {
1188 	u64	mac_tx_frames;
1189 	u64	mac_tx_bytes;
1190 	u64	mac_tx_mcast_pkts;
1191 	u64	mac_tx_bcast_pkts;
1192 	u64	mac_tx_pause_cnt;
1193 	u64	mac_tx_ctrl_pkt;
1194 	u64	mac_tx_lt_64b_pkts;
1195 	u64	mac_tx_lt_127b_pkts;
1196 	u64	mac_tx_lt_255b_pkts;
1197 	u64	mac_tx_lt_511b_pkts;
1198 	u64	mac_tx_lt_1023b_pkts;
1199 	u64	mac_tx_lt_1518b_pkts;
1200 	u64	mac_tx_gt_1518b_pkts;
1201 	u64	rsvd1[3];
1202 	u64	mac_rx_frames;
1203 	u64	mac_rx_bytes;
1204 	u64	mac_rx_mcast_pkts;
1205 	u64	mac_rx_bcast_pkts;
1206 	u64	mac_rx_pause_cnt;
1207 	u64	mac_rx_ctrl_pkt;
1208 	u64	mac_rx_lt_64b_pkts;
1209 	u64	mac_rx_lt_127b_pkts;
1210 	u64	mac_rx_lt_255b_pkts;
1211 	u64	mac_rx_lt_511b_pkts;
1212 	u64	mac_rx_lt_1023b_pkts;
1213 	u64	mac_rx_lt_1518b_pkts;
1214 	u64	mac_rx_gt_1518b_pkts;
1215 	u64	rsvd2[3];
1216 	u64	mac_rx_length_error;
1217 	u64	mac_rx_length_small;
1218 	u64	mac_rx_length_large;
1219 	u64	mac_rx_jabber;
1220 	u64	mac_rx_dropped;
1221 	u64	mac_rx_crc_error;
1222 	u64	mac_align_error;
1223 };
1224 
1225 struct qlcnic_esw_stats_le {
1226 	__le16 context_id;
1227 	__le16 version;
1228 	__le16 size;
1229 	__le16 unused;
1230 	__le64 unicast_frames;
1231 	__le64 multicast_frames;
1232 	__le64 broadcast_frames;
1233 	__le64 dropped_frames;
1234 	__le64 errors;
1235 	__le64 local_frames;
1236 	__le64 numbytes;
1237 	__le64 rsvd[3];
1238 } __packed;
1239 
1240 struct __qlcnic_esw_statistics {
1241 	u16	context_id;
1242 	u16	version;
1243 	u16	size;
1244 	u16	unused;
1245 	u64	unicast_frames;
1246 	u64	multicast_frames;
1247 	u64	broadcast_frames;
1248 	u64	dropped_frames;
1249 	u64	errors;
1250 	u64	local_frames;
1251 	u64	numbytes;
1252 	u64	rsvd[3];
1253 };
1254 
1255 struct qlcnic_esw_statistics {
1256 	struct __qlcnic_esw_statistics rx;
1257 	struct __qlcnic_esw_statistics tx;
1258 };
1259 
1260 #define QLCNIC_DUMP_MASK_DEF		0x1f
1261 #define QLCNIC_FORCE_FW_DUMP_KEY	0xdeadfeed
1262 #define QLCNIC_ENABLE_FW_DUMP		0xaddfeed
1263 #define QLCNIC_DISABLE_FW_DUMP		0xbadfeed
1264 #define QLCNIC_FORCE_FW_RESET		0xdeaddead
1265 #define QLCNIC_SET_QUIESCENT		0xadd00010
1266 #define QLCNIC_RESET_QUIESCENT		0xadd00020
1267 
1268 struct _cdrp_cmd {
1269 	u32 cmd;
1270 	u32 arg1;
1271 	u32 arg2;
1272 	u32 arg3;
1273 };
1274 
1275 struct qlcnic_cmd_args {
1276 	struct _cdrp_cmd req;
1277 	struct _cdrp_cmd rsp;
1278 };
1279 
1280 int qlcnic_fw_cmd_get_minidump_temp(struct qlcnic_adapter *adapter);
1281 int qlcnic_fw_cmd_set_port(struct qlcnic_adapter *adapter, u32 config);
1282 
1283 int qlcnic_hw_read_wx_2M(struct qlcnic_adapter *adapter, ulong off);
1284 int qlcnic_hw_write_wx_2M(struct qlcnic_adapter *, ulong off, u32 data);
1285 int qlcnic_pci_mem_write_2M(struct qlcnic_adapter *, u64 off, u64 data);
1286 int qlcnic_pci_mem_read_2M(struct qlcnic_adapter *, u64 off, u64 *data);
1287 void qlcnic_pci_camqm_read_2M(struct qlcnic_adapter *, u64, u64 *);
1288 void qlcnic_pci_camqm_write_2M(struct qlcnic_adapter *, u64, u64);
1289 
1290 #define ADDR_IN_RANGE(addr, low, high)	\
1291 	(((addr) < (high)) && ((addr) >= (low)))
1292 
1293 #define QLCRD32(adapter, off) \
1294 	(qlcnic_hw_read_wx_2M(adapter, off))
1295 #define QLCWR32(adapter, off, val) \
1296 	(qlcnic_hw_write_wx_2M(adapter, off, val))
1297 
1298 int qlcnic_pcie_sem_lock(struct qlcnic_adapter *, int, u32);
1299 void qlcnic_pcie_sem_unlock(struct qlcnic_adapter *, int);
1300 
1301 #define qlcnic_rom_lock(a)	\
1302 	qlcnic_pcie_sem_lock((a), 2, QLCNIC_ROM_LOCK_ID)
1303 #define qlcnic_rom_unlock(a)	\
1304 	qlcnic_pcie_sem_unlock((a), 2)
1305 #define qlcnic_phy_lock(a)	\
1306 	qlcnic_pcie_sem_lock((a), 3, QLCNIC_PHY_LOCK_ID)
1307 #define qlcnic_phy_unlock(a)	\
1308 	qlcnic_pcie_sem_unlock((a), 3)
1309 #define qlcnic_api_lock(a)	\
1310 	qlcnic_pcie_sem_lock((a), 5, 0)
1311 #define qlcnic_api_unlock(a)	\
1312 	qlcnic_pcie_sem_unlock((a), 5)
1313 #define qlcnic_sw_lock(a)	\
1314 	qlcnic_pcie_sem_lock((a), 6, 0)
1315 #define qlcnic_sw_unlock(a)	\
1316 	qlcnic_pcie_sem_unlock((a), 6)
1317 #define crb_win_lock(a)	\
1318 	qlcnic_pcie_sem_lock((a), 7, QLCNIC_CRB_WIN_LOCK_ID)
1319 #define crb_win_unlock(a)	\
1320 	qlcnic_pcie_sem_unlock((a), 7)
1321 
1322 #define __QLCNIC_MAX_LED_RATE	0xf
1323 #define __QLCNIC_MAX_LED_STATE	0x2
1324 
1325 #define MAX_CTL_CHECK 1000
1326 
1327 int qlcnic_get_board_info(struct qlcnic_adapter *adapter);
1328 int qlcnic_wol_supported(struct qlcnic_adapter *adapter);
1329 int qlcnic_config_led(struct qlcnic_adapter *adapter, u32 state, u32 rate);
1330 void qlcnic_prune_lb_filters(struct qlcnic_adapter *adapter);
1331 void qlcnic_delete_lb_filters(struct qlcnic_adapter *adapter);
1332 int qlcnic_dump_fw(struct qlcnic_adapter *);
1333 
1334 /* Functions from qlcnic_init.c */
1335 int qlcnic_load_firmware(struct qlcnic_adapter *adapter);
1336 int qlcnic_need_fw_reset(struct qlcnic_adapter *adapter);
1337 void qlcnic_request_firmware(struct qlcnic_adapter *adapter);
1338 void qlcnic_release_firmware(struct qlcnic_adapter *adapter);
1339 int qlcnic_pinit_from_rom(struct qlcnic_adapter *adapter);
1340 int qlcnic_setup_idc_param(struct qlcnic_adapter *adapter);
1341 int qlcnic_check_flash_fw_ver(struct qlcnic_adapter *adapter);
1342 
1343 int qlcnic_rom_fast_read(struct qlcnic_adapter *adapter, u32 addr, u32 *valp);
1344 int qlcnic_rom_fast_read_words(struct qlcnic_adapter *adapter, int addr,
1345 				u8 *bytes, size_t size);
1346 int qlcnic_alloc_sw_resources(struct qlcnic_adapter *adapter);
1347 void qlcnic_free_sw_resources(struct qlcnic_adapter *adapter);
1348 
1349 void __iomem *qlcnic_get_ioaddr(struct qlcnic_hardware_context *, u32);
1350 
1351 int qlcnic_alloc_hw_resources(struct qlcnic_adapter *adapter);
1352 void qlcnic_free_hw_resources(struct qlcnic_adapter *adapter);
1353 
1354 int qlcnic_fw_create_ctx(struct qlcnic_adapter *adapter);
1355 void qlcnic_fw_destroy_ctx(struct qlcnic_adapter *adapter);
1356 
1357 void qlcnic_reset_rx_buffers_list(struct qlcnic_adapter *adapter);
1358 void qlcnic_release_rx_buffers(struct qlcnic_adapter *adapter);
1359 void qlcnic_release_tx_buffers(struct qlcnic_adapter *adapter);
1360 
1361 int qlcnic_check_fw_status(struct qlcnic_adapter *adapter);
1362 void qlcnic_watchdog_task(struct work_struct *work);
1363 void qlcnic_post_rx_buffers(struct qlcnic_adapter *adapter,
1364 		struct qlcnic_host_rds_ring *rds_ring);
1365 int qlcnic_process_rcv_ring(struct qlcnic_host_sds_ring *sds_ring, int max);
1366 void qlcnic_set_multi(struct net_device *netdev);
1367 void qlcnic_free_mac_list(struct qlcnic_adapter *adapter);
1368 int qlcnic_nic_set_promisc(struct qlcnic_adapter *adapter, u32);
1369 int qlcnic_config_intr_coalesce(struct qlcnic_adapter *adapter);
1370 int qlcnic_config_rss(struct qlcnic_adapter *adapter, int enable);
1371 int qlcnic_config_ipaddr(struct qlcnic_adapter *adapter, __be32 ip, int cmd);
1372 int qlcnic_linkevent_request(struct qlcnic_adapter *adapter, int enable);
1373 void qlcnic_advert_link_change(struct qlcnic_adapter *adapter, int linkup);
1374 
1375 int qlcnic_fw_cmd_set_mtu(struct qlcnic_adapter *adapter, int mtu);
1376 int qlcnic_change_mtu(struct net_device *netdev, int new_mtu);
1377 netdev_features_t qlcnic_fix_features(struct net_device *netdev,
1378 	netdev_features_t features);
1379 int qlcnic_set_features(struct net_device *netdev, netdev_features_t features);
1380 int qlcnic_config_hw_lro(struct qlcnic_adapter *adapter, int enable);
1381 int qlcnic_config_bridged_mode(struct qlcnic_adapter *adapter, u32 enable);
1382 int qlcnic_send_lro_cleanup(struct qlcnic_adapter *adapter);
1383 void qlcnic_update_cmd_producer(struct qlcnic_host_tx_ring *);
1384 void qlcnic_fetch_mac(u32, u32, u8, u8 *);
1385 void qlcnic_process_rcv_ring_diag(struct qlcnic_host_sds_ring *sds_ring);
1386 void qlcnic_clear_lb_mode(struct qlcnic_adapter *adapter);
1387 int qlcnic_set_lb_mode(struct qlcnic_adapter *adapter, u8 mode);
1388 
1389 /* Functions from qlcnic_ethtool.c */
1390 int qlcnic_check_loopback_buff(unsigned char *data, u8 mac[]);
1391 
1392 /* Functions from qlcnic_main.c */
1393 int qlcnic_reset_context(struct qlcnic_adapter *);
1394 void qlcnic_issue_cmd(struct qlcnic_adapter *adapter, struct qlcnic_cmd_args *);
1395 void qlcnic_diag_free_res(struct net_device *netdev, int max_sds_rings);
1396 int qlcnic_diag_alloc_res(struct net_device *netdev, int test);
1397 netdev_tx_t qlcnic_xmit_frame(struct sk_buff *skb, struct net_device *netdev);
1398 int qlcnic_validate_max_rss(struct net_device *netdev, u8 max_hw, u8 val);
1399 int qlcnic_set_max_rss(struct qlcnic_adapter *adapter, u8 data);
1400 void qlcnic_dev_request_reset(struct qlcnic_adapter *);
1401 void qlcnic_alloc_lb_filters_mem(struct qlcnic_adapter *adapter);
1402 
1403 /* Management functions */
1404 int qlcnic_get_mac_address(struct qlcnic_adapter *, u8*);
1405 int qlcnic_get_nic_info(struct qlcnic_adapter *, struct qlcnic_info *, u8);
1406 int qlcnic_set_nic_info(struct qlcnic_adapter *, struct qlcnic_info *);
1407 int qlcnic_get_pci_info(struct qlcnic_adapter *, struct qlcnic_pci_info*);
1408 
1409 /*  eSwitch management functions */
1410 int qlcnic_config_switch_port(struct qlcnic_adapter *,
1411 				struct qlcnic_esw_func_cfg *);
1412 int qlcnic_get_eswitch_port_config(struct qlcnic_adapter *,
1413 				struct qlcnic_esw_func_cfg *);
1414 int qlcnic_config_port_mirroring(struct qlcnic_adapter *, u8, u8, u8);
1415 int qlcnic_get_port_stats(struct qlcnic_adapter *, const u8, const u8,
1416 					struct __qlcnic_esw_statistics *);
1417 int qlcnic_get_eswitch_stats(struct qlcnic_adapter *, const u8, u8,
1418 					struct __qlcnic_esw_statistics *);
1419 int qlcnic_clear_esw_stats(struct qlcnic_adapter *adapter, u8, u8, u8);
1420 int qlcnic_get_mac_stats(struct qlcnic_adapter *, struct qlcnic_mac_statistics *);
1421 extern int qlcnic_config_tso;
1422 
1423 int qlcnic_napi_add(struct qlcnic_adapter *, struct net_device *);
1424 void qlcnic_napi_del(struct qlcnic_adapter *adapter);
1425 void qlcnic_napi_enable(struct qlcnic_adapter *adapter);
1426 void qlcnic_napi_disable(struct qlcnic_adapter *adapter);
1427 int qlcnic_alloc_sds_rings(struct qlcnic_recv_context *, int);
1428 void qlcnic_free_sds_rings(struct qlcnic_recv_context *);
1429 void qlcnic_free_tx_rings(struct qlcnic_adapter *);
1430 int qlcnic_alloc_tx_rings(struct qlcnic_adapter *, struct net_device *);
1431 
1432 void qlcnic_create_sysfs_entries(struct qlcnic_adapter *adapter);
1433 void qlcnic_remove_sysfs_entries(struct qlcnic_adapter *adapter);
1434 void qlcnic_create_diag_entries(struct qlcnic_adapter *adapter);
1435 void qlcnic_remove_diag_entries(struct qlcnic_adapter *adapter);
1436 int qlcnicvf_config_bridged_mode(struct qlcnic_adapter *, u32);
1437 int qlcnicvf_config_led(struct qlcnic_adapter *, u32, u32);
1438 void qlcnic_set_vlan_config(struct qlcnic_adapter *,
1439 			    struct qlcnic_esw_func_cfg *);
1440 void qlcnic_set_eswitch_port_features(struct qlcnic_adapter *,
1441 				      struct qlcnic_esw_func_cfg *);
1442 
1443 /*
1444  * QLOGIC Board information
1445  */
1446 
1447 #define QLCNIC_MAX_BOARD_NAME_LEN 100
1448 struct qlcnic_board_info {
1449 	unsigned short  vendor;
1450 	unsigned short  device;
1451 	unsigned short  sub_vendor;
1452 	unsigned short  sub_device;
1453 	char short_name[QLCNIC_MAX_BOARD_NAME_LEN];
1454 };
1455 
1456 static inline u32 qlcnic_tx_avail(struct qlcnic_host_tx_ring *tx_ring)
1457 {
1458 	if (likely(tx_ring->producer < tx_ring->sw_consumer))
1459 		return tx_ring->sw_consumer - tx_ring->producer;
1460 	else
1461 		return tx_ring->sw_consumer + tx_ring->num_desc -
1462 				tx_ring->producer;
1463 }
1464 
1465 static inline void qlcnic_disable_int(struct qlcnic_host_sds_ring *sds_ring)
1466 {
1467 	writel(0, sds_ring->crb_intr_mask);
1468 }
1469 
1470 static inline void qlcnic_enable_int(struct qlcnic_host_sds_ring *sds_ring)
1471 {
1472 	struct qlcnic_adapter *adapter = sds_ring->adapter;
1473 
1474 	writel(0x1, sds_ring->crb_intr_mask);
1475 
1476 	if (!QLCNIC_IS_MSI_FAMILY(adapter))
1477 		writel(0xfbff, adapter->tgt_mask_reg);
1478 }
1479 
1480 extern const struct ethtool_ops qlcnic_ethtool_ops;
1481 extern const struct ethtool_ops qlcnic_ethtool_failed_ops;
1482 
1483 struct qlcnic_nic_template {
1484 	int (*config_bridged_mode) (struct qlcnic_adapter *, u32);
1485 	int (*config_led) (struct qlcnic_adapter *, u32, u32);
1486 	int (*start_firmware) (struct qlcnic_adapter *);
1487 };
1488 
1489 #define QLCDB(adapter, lvl, _fmt, _args...) do {	\
1490 	if (NETIF_MSG_##lvl & adapter->ahw->msg_enable)	\
1491 		printk(KERN_INFO "%s: %s: " _fmt,	\
1492 			 dev_name(&adapter->pdev->dev),	\
1493 			__func__, ##_args);		\
1494 	} while (0)
1495 
1496 #define PCI_DEVICE_ID_QLOGIC_QLE824X	0x8020
1497 static inline bool qlcnic_82xx_check(struct qlcnic_adapter *adapter)
1498 {
1499 	unsigned short device = adapter->pdev->device;
1500 	return (device == PCI_DEVICE_ID_QLOGIC_QLE824X) ? true : false;
1501 }
1502 
1503 #endif				/* __QLCNIC_H_ */
1504