oce_if.h revision 331722
1/*-
2 * Copyright (C) 2013 Emulex
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice,
9 *    this list of conditions and the following disclaimer.
10 *
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 *
15 * 3. Neither the name of the Emulex Corporation nor the names of its
16 *    contributors may be used to endorse or promote products derived from
17 *    this software without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
20 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
23 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 *
31 * Contact Information:
32 * freebsd-drivers@emulex.com
33 *
34 * Emulex
35 * 3333 Susan Street
36 * Costa Mesa, CA 92626
37 */
38
39/* $FreeBSD: stable/11/sys/dev/oce/oce_if.h 331722 2018-03-29 02:50:57Z eadler $ */
40
41#include <sys/param.h>
42#include <sys/endian.h>
43#include <sys/eventhandler.h>
44#include <sys/malloc.h>
45#include <sys/module.h>
46#include <sys/kernel.h>
47#include <sys/bus.h>
48#include <sys/mbuf.h>
49#include <sys/rman.h>
50#include <sys/socket.h>
51#include <sys/sockio.h>
52#include <sys/sockopt.h>
53#include <sys/queue.h>
54#include <sys/taskqueue.h>
55#include <sys/lock.h>
56#include <sys/mutex.h>
57#include <sys/sysctl.h>
58#include <sys/random.h>
59#include <sys/firmware.h>
60#include <sys/systm.h>
61#include <sys/proc.h>
62
63#include <dev/pci/pcireg.h>
64#include <dev/pci/pcivar.h>
65
66#include <net/bpf.h>
67#include <net/ethernet.h>
68#include <net/if.h>
69#include <net/if_var.h>
70#include <net/if_types.h>
71#include <net/if_media.h>
72#include <net/if_vlan_var.h>
73#include <net/if_dl.h>
74
75#include <netinet/in.h>
76#include <netinet/in_systm.h>
77#include <netinet/in_var.h>
78#include <netinet/if_ether.h>
79#include <netinet/ip.h>
80#include <netinet/ip6.h>
81#include <netinet6/in6_var.h>
82#include <netinet6/ip6_mroute.h>
83
84#include <netinet/udp.h>
85#include <netinet/tcp.h>
86#include <netinet/sctp.h>
87#include <netinet/tcp_lro.h>
88
89#include <machine/bus.h>
90
91#include "oce_hw.h"
92
93/* OCE device driver module component revision informaiton */
94#define COMPONENT_REVISION "10.0.664.0"
95
96/* OCE devices supported by this driver */
97#define PCI_VENDOR_EMULEX		0x10df	/* Emulex */
98#define PCI_VENDOR_SERVERENGINES	0x19a2	/* ServerEngines (BE) */
99#define PCI_PRODUCT_BE2			0x0700	/* BE2 network adapter */
100#define PCI_PRODUCT_BE3			0x0710	/* BE3 network adapter */
101#define PCI_PRODUCT_XE201		0xe220	/* XE201 network adapter */
102#define PCI_PRODUCT_XE201_VF		0xe228	/* XE201 with VF in Lancer */
103#define PCI_PRODUCT_SH			0x0720	/* Skyhawk network adapter */
104
105#define IS_BE(sc)	(((sc->flags & OCE_FLAGS_BE3) | \
106			 (sc->flags & OCE_FLAGS_BE2))? 1:0)
107#define IS_BE3(sc)	(sc->flags & OCE_FLAGS_BE3)
108#define IS_BE2(sc)	(sc->flags & OCE_FLAGS_BE2)
109#define IS_XE201(sc)	((sc->flags & OCE_FLAGS_XE201) ? 1:0)
110#define HAS_A0_CHIP(sc)	((sc->flags & OCE_FLAGS_HAS_A0_CHIP) ? 1:0)
111#define IS_SH(sc)	((sc->flags & OCE_FLAGS_SH) ? 1 : 0)
112
113#define is_be_mode_mc(sc)	((sc->function_mode & FNM_FLEX10_MODE) ||	\
114				(sc->function_mode & FNM_UMC_MODE)    ||	\
115				(sc->function_mode & FNM_VNIC_MODE))
116#define OCE_FUNCTION_CAPS_SUPER_NIC	0x40
117#define IS_PROFILE_SUPER_NIC(sc) (sc->function_caps & OCE_FUNCTION_CAPS_SUPER_NIC)
118
119
120/* proportion Service Level Interface queues */
121#define OCE_MAX_UNITS			2
122#define OCE_MAX_PPORT			OCE_MAX_UNITS
123#define OCE_MAX_VPORT			OCE_MAX_UNITS
124
125extern int mp_ncpus;			/* system's total active cpu cores */
126#define OCE_NCPUS			mp_ncpus
127
128/* This should be powers of 2. Like 2,4,8 & 16 */
129#define OCE_MAX_RSS			8
130#define OCE_LEGACY_MODE_RSS		4 /* For BE3 Legacy mode*/
131#define is_rss_enabled(sc)		((sc->function_caps & FNC_RSS) && !is_be_mode_mc(sc))
132
133#define OCE_MIN_RQ			1
134#define OCE_MIN_WQ			1
135
136#define OCE_MAX_RQ			OCE_MAX_RSS + 1 /* one default queue */
137#define OCE_MAX_WQ			8
138
139#define OCE_MAX_EQ			32
140#define OCE_MAX_CQ			OCE_MAX_RQ + OCE_MAX_WQ + 1 /* one MCC queue */
141#define OCE_MAX_CQ_EQ			8 /* Max CQ that can attached to an EQ */
142
143#define OCE_DEFAULT_WQ_EQD		16
144#define OCE_MAX_PACKET_Q		16
145#define OCE_RQ_BUF_SIZE			2048
146#define OCE_LSO_MAX_SIZE		(64 * 1024)
147#define LONG_TIMEOUT			30
148#define OCE_MAX_JUMBO_FRAME_SIZE	9018
149#define OCE_MAX_MTU			(OCE_MAX_JUMBO_FRAME_SIZE - \
150						ETHER_VLAN_ENCAP_LEN - \
151						ETHER_HDR_LEN)
152
153#define OCE_MAX_TX_ELEMENTS		29
154#define OCE_MAX_TX_DESC			1024
155#define OCE_MAX_TX_SIZE			65535
156#define OCE_MAX_RX_SIZE			4096
157#define OCE_MAX_RQ_POSTS		255
158#define OCE_DEFAULT_PROMISCUOUS		0
159
160
161#define RSS_ENABLE_IPV4			0x1
162#define RSS_ENABLE_TCP_IPV4		0x2
163#define RSS_ENABLE_IPV6			0x4
164#define RSS_ENABLE_TCP_IPV6		0x8
165
166#define INDIRECTION_TABLE_ENTRIES	128
167
168/* flow control definitions */
169#define OCE_FC_NONE			0x00000000
170#define OCE_FC_TX			0x00000001
171#define OCE_FC_RX			0x00000002
172#define OCE_DEFAULT_FLOW_CONTROL	(OCE_FC_TX | OCE_FC_RX)
173
174
175/* Interface capabilities to give device when creating interface */
176#define  OCE_CAPAB_FLAGS 		(MBX_RX_IFACE_FLAGS_BROADCAST    | \
177					MBX_RX_IFACE_FLAGS_UNTAGGED      | \
178					MBX_RX_IFACE_FLAGS_PROMISCUOUS      | \
179					MBX_RX_IFACE_FLAGS_VLAN_PROMISCUOUS |	\
180					MBX_RX_IFACE_FLAGS_MCAST_PROMISCUOUS   | \
181					MBX_RX_IFACE_FLAGS_RSS | \
182					MBX_RX_IFACE_FLAGS_PASS_L3L4_ERR)
183
184/* Interface capabilities to enable by default (others set dynamically) */
185#define  OCE_CAPAB_ENABLE		(MBX_RX_IFACE_FLAGS_BROADCAST | \
186					MBX_RX_IFACE_FLAGS_UNTAGGED   | \
187					MBX_RX_IFACE_FLAGS_PASS_L3L4_ERR)
188
189#define OCE_IF_HWASSIST			(CSUM_IP | CSUM_TCP | CSUM_UDP)
190#define OCE_IF_CAPABILITIES		(IFCAP_VLAN_MTU | IFCAP_VLAN_HWTAGGING | \
191					IFCAP_HWCSUM | IFCAP_VLAN_HWCSUM | \
192					IFCAP_JUMBO_MTU | IFCAP_VLAN_MTU)
193#define OCE_IF_HWASSIST_NONE		0
194#define OCE_IF_CAPABILITIES_NONE 	0
195
196
197#define ETH_ADDR_LEN			6
198#define MAX_VLANFILTER_SIZE		64
199#define MAX_VLANS			4096
200
201#define upper_32_bits(n)		((uint32_t)(((n) >> 16) >> 16))
202#define BSWAP_8(x)			((x) & 0xff)
203#define BSWAP_16(x)			((BSWAP_8(x) << 8) | BSWAP_8((x) >> 8))
204#define BSWAP_32(x)			((BSWAP_16(x) << 16) | \
205					 BSWAP_16((x) >> 16))
206#define BSWAP_64(x)			((BSWAP_32(x) << 32) | \
207					BSWAP_32((x) >> 32))
208
209#define for_all_wq_queues(sc, wq, i) 	\
210		for (i = 0, wq = sc->wq[0]; i < sc->nwqs; i++, wq = sc->wq[i])
211#define for_all_rq_queues(sc, rq, i) 	\
212		for (i = 0, rq = sc->rq[0]; i < sc->nrqs; i++, rq = sc->rq[i])
213#define for_all_rss_queues(sc, rq, i) 	\
214		for (i = 0, rq = sc->rq[i + 1]; i < (sc->nrqs - 1); \
215		     i++, rq = sc->rq[i + 1])
216#define for_all_evnt_queues(sc, eq, i) 	\
217		for (i = 0, eq = sc->eq[0]; i < sc->neqs; i++, eq = sc->eq[i])
218#define for_all_cq_queues(sc, cq, i) 	\
219		for (i = 0, cq = sc->cq[0]; i < sc->ncqs; i++, cq = sc->cq[i])
220
221
222/* Flash specific */
223#define IOCTL_COOKIE			"SERVERENGINES CORP"
224#define MAX_FLASH_COMP			32
225
226#define IMG_ISCSI			160
227#define IMG_REDBOOT			224
228#define IMG_BIOS			34
229#define IMG_PXEBIOS			32
230#define IMG_FCOEBIOS			33
231#define IMG_ISCSI_BAK			176
232#define IMG_FCOE			162
233#define IMG_FCOE_BAK			178
234#define IMG_NCSI			16
235#define IMG_PHY				192
236#define FLASHROM_OPER_FLASH		1
237#define FLASHROM_OPER_SAVE		2
238#define FLASHROM_OPER_REPORT		4
239#define FLASHROM_OPER_FLASH_PHY		9
240#define FLASHROM_OPER_SAVE_PHY		10
241#define TN_8022				13
242
243enum {
244	PHY_TYPE_CX4_10GB = 0,
245	PHY_TYPE_XFP_10GB,
246	PHY_TYPE_SFP_1GB,
247	PHY_TYPE_SFP_PLUS_10GB,
248	PHY_TYPE_KR_10GB,
249	PHY_TYPE_KX4_10GB,
250	PHY_TYPE_BASET_10GB,
251	PHY_TYPE_BASET_1GB,
252	PHY_TYPE_BASEX_1GB,
253	PHY_TYPE_SGMII,
254	PHY_TYPE_DISABLED = 255
255};
256
257/**
258 * @brief Define and hold all necessary info for a single interrupt
259 */
260#define OCE_MAX_MSI			32 /* Message Signaled Interrupts */
261#define OCE_MAX_MSIX			2048 /* PCI Express MSI Interrrupts */
262
263typedef struct oce_intr_info {
264	void *tag;		/* cookie returned by bus_setup_intr */
265	struct resource *intr_res;	/* PCI resource container */
266	int irq_rr;		/* resource id for the interrupt */
267	struct oce_softc *sc;	/* pointer to the parent soft c */
268	struct oce_eq *eq;	/* pointer to the connected EQ */
269	struct taskqueue *tq;	/* Associated task queue */
270	struct task task;	/* task queue task */
271	char task_name[32];	/* task name */
272	int vector;		/* interrupt vector number */
273} OCE_INTR_INFO, *POCE_INTR_INFO;
274
275
276/* Ring related */
277#define	GET_Q_NEXT(_START, _STEP, _END)	\
278	(((_START) + (_STEP)) < (_END) ? ((_START) + (_STEP)) \
279	: (((_START) + (_STEP)) - (_END)))
280
281#define	DBUF_PA(obj)			((obj)->addr)
282#define	DBUF_VA(obj) 			((obj)->ptr)
283#define	DBUF_TAG(obj) 			((obj)->tag)
284#define	DBUF_MAP(obj) 			((obj)->map)
285#define	DBUF_SYNC(obj, flags) 		\
286		(void) bus_dmamap_sync(DBUF_TAG(obj), DBUF_MAP(obj), (flags))
287
288#define	RING_NUM_PENDING(ring)		ring->num_used
289#define	RING_FULL(ring) 		(ring->num_used == ring->num_items)
290#define	RING_EMPTY(ring) 		(ring->num_used == 0)
291#define	RING_NUM_FREE(ring)		\
292		(uint32_t)(ring->num_items - ring->num_used)
293#define	RING_GET(ring, n)		\
294		ring->cidx = GET_Q_NEXT(ring->cidx, n, ring->num_items)
295#define	RING_PUT(ring, n)		\
296		ring->pidx = GET_Q_NEXT(ring->pidx, n, ring->num_items)
297
298#define	RING_GET_CONSUMER_ITEM_VA(ring, type) 	\
299	(void*)((type *)DBUF_VA(&ring->dma) + ring->cidx)
300#define	RING_GET_CONSUMER_ITEM_PA(ring, type)		\
301	(uint64_t)(((type *)DBUF_PA(ring->dbuf)) + ring->cidx)
302#define	RING_GET_PRODUCER_ITEM_VA(ring, type)		\
303	(void *)(((type *)DBUF_VA(&ring->dma)) + ring->pidx)
304#define	RING_GET_PRODUCER_ITEM_PA(ring, type)		\
305	(uint64_t)(((type *)DBUF_PA(ring->dbuf)) + ring->pidx)
306
307#define OCE_DMAPTR(o, c) 		((c *)(o)->ptr)
308
309struct oce_packet_desc {
310	struct mbuf *mbuf;
311	bus_dmamap_t map;
312	int nsegs;
313	uint32_t wqe_idx;
314};
315
316typedef struct oce_dma_mem {
317	bus_dma_tag_t tag;
318	bus_dmamap_t map;
319	void *ptr;
320	bus_addr_t paddr;
321} OCE_DMA_MEM, *POCE_DMA_MEM;
322
323typedef struct oce_ring_buffer_s {
324	uint16_t cidx;	/* Get ptr */
325	uint16_t pidx;	/* Put Ptr */
326	size_t item_size;
327	size_t num_items;
328	uint32_t num_used;
329	OCE_DMA_MEM dma;
330} oce_ring_buffer_t;
331
332/* Stats */
333#define OCE_UNICAST_PACKET	0
334#define OCE_MULTICAST_PACKET	1
335#define OCE_BROADCAST_PACKET	2
336#define OCE_RSVD_PACKET		3
337
338struct oce_rx_stats {
339	/* Total Receive Stats*/
340	uint64_t t_rx_pkts;
341	uint64_t t_rx_bytes;
342	uint32_t t_rx_frags;
343	uint32_t t_rx_mcast_pkts;
344	uint32_t t_rx_ucast_pkts;
345	uint32_t t_rxcp_errs;
346};
347struct oce_tx_stats {
348	/*Total Transmit Stats */
349	uint64_t t_tx_pkts;
350	uint64_t t_tx_bytes;
351	uint32_t t_tx_reqs;
352	uint32_t t_tx_stops;
353	uint32_t t_tx_wrbs;
354	uint32_t t_tx_compl;
355	uint32_t t_ipv6_ext_hdr_tx_drop;
356};
357
358struct oce_be_stats {
359	uint8_t  be_on_die_temperature;
360	uint32_t be_tx_events;
361	uint32_t eth_red_drops;
362	uint32_t rx_drops_no_pbuf;
363	uint32_t rx_drops_no_txpb;
364	uint32_t rx_drops_no_erx_descr;
365	uint32_t rx_drops_no_tpre_descr;
366	uint32_t rx_drops_too_many_frags;
367	uint32_t rx_drops_invalid_ring;
368	uint32_t forwarded_packets;
369	uint32_t rx_drops_mtu;
370	uint32_t rx_crc_errors;
371	uint32_t rx_alignment_symbol_errors;
372	uint32_t rx_pause_frames;
373	uint32_t rx_priority_pause_frames;
374	uint32_t rx_control_frames;
375	uint32_t rx_in_range_errors;
376	uint32_t rx_out_range_errors;
377	uint32_t rx_frame_too_long;
378	uint32_t rx_address_match_errors;
379	uint32_t rx_dropped_too_small;
380	uint32_t rx_dropped_too_short;
381	uint32_t rx_dropped_header_too_small;
382	uint32_t rx_dropped_tcp_length;
383	uint32_t rx_dropped_runt;
384	uint32_t rx_ip_checksum_errs;
385	uint32_t rx_tcp_checksum_errs;
386	uint32_t rx_udp_checksum_errs;
387	uint32_t rx_switched_unicast_packets;
388	uint32_t rx_switched_multicast_packets;
389	uint32_t rx_switched_broadcast_packets;
390	uint32_t tx_pauseframes;
391	uint32_t tx_priority_pauseframes;
392	uint32_t tx_controlframes;
393	uint32_t rxpp_fifo_overflow_drop;
394	uint32_t rx_input_fifo_overflow_drop;
395	uint32_t pmem_fifo_overflow_drop;
396	uint32_t jabber_events;
397};
398
399struct oce_xe201_stats {
400	uint64_t tx_pkts;
401	uint64_t tx_unicast_pkts;
402	uint64_t tx_multicast_pkts;
403	uint64_t tx_broadcast_pkts;
404	uint64_t tx_bytes;
405	uint64_t tx_unicast_bytes;
406	uint64_t tx_multicast_bytes;
407	uint64_t tx_broadcast_bytes;
408	uint64_t tx_discards;
409	uint64_t tx_errors;
410	uint64_t tx_pause_frames;
411	uint64_t tx_pause_on_frames;
412	uint64_t tx_pause_off_frames;
413	uint64_t tx_internal_mac_errors;
414	uint64_t tx_control_frames;
415	uint64_t tx_pkts_64_bytes;
416	uint64_t tx_pkts_65_to_127_bytes;
417	uint64_t tx_pkts_128_to_255_bytes;
418	uint64_t tx_pkts_256_to_511_bytes;
419	uint64_t tx_pkts_512_to_1023_bytes;
420	uint64_t tx_pkts_1024_to_1518_bytes;
421	uint64_t tx_pkts_1519_to_2047_bytes;
422	uint64_t tx_pkts_2048_to_4095_bytes;
423	uint64_t tx_pkts_4096_to_8191_bytes;
424	uint64_t tx_pkts_8192_to_9216_bytes;
425	uint64_t tx_lso_pkts;
426	uint64_t rx_pkts;
427	uint64_t rx_unicast_pkts;
428	uint64_t rx_multicast_pkts;
429	uint64_t rx_broadcast_pkts;
430	uint64_t rx_bytes;
431	uint64_t rx_unicast_bytes;
432	uint64_t rx_multicast_bytes;
433	uint64_t rx_broadcast_bytes;
434	uint32_t rx_unknown_protos;
435	uint64_t rx_discards;
436	uint64_t rx_errors;
437	uint64_t rx_crc_errors;
438	uint64_t rx_alignment_errors;
439	uint64_t rx_symbol_errors;
440	uint64_t rx_pause_frames;
441	uint64_t rx_pause_on_frames;
442	uint64_t rx_pause_off_frames;
443	uint64_t rx_frames_too_long;
444	uint64_t rx_internal_mac_errors;
445	uint32_t rx_undersize_pkts;
446	uint32_t rx_oversize_pkts;
447	uint32_t rx_fragment_pkts;
448	uint32_t rx_jabbers;
449	uint64_t rx_control_frames;
450	uint64_t rx_control_frames_unknown_opcode;
451	uint32_t rx_in_range_errors;
452	uint32_t rx_out_of_range_errors;
453	uint32_t rx_address_match_errors;
454	uint32_t rx_vlan_mismatch_errors;
455	uint32_t rx_dropped_too_small;
456	uint32_t rx_dropped_too_short;
457	uint32_t rx_dropped_header_too_small;
458	uint32_t rx_dropped_invalid_tcp_length;
459	uint32_t rx_dropped_runt;
460	uint32_t rx_ip_checksum_errors;
461	uint32_t rx_tcp_checksum_errors;
462	uint32_t rx_udp_checksum_errors;
463	uint32_t rx_non_rss_pkts;
464	uint64_t rx_ipv4_pkts;
465	uint64_t rx_ipv6_pkts;
466	uint64_t rx_ipv4_bytes;
467	uint64_t rx_ipv6_bytes;
468	uint64_t rx_nic_pkts;
469	uint64_t rx_tcp_pkts;
470	uint64_t rx_iscsi_pkts;
471	uint64_t rx_management_pkts;
472	uint64_t rx_switched_unicast_pkts;
473	uint64_t rx_switched_multicast_pkts;
474	uint64_t rx_switched_broadcast_pkts;
475	uint64_t num_forwards;
476	uint32_t rx_fifo_overflow;
477	uint32_t rx_input_fifo_overflow;
478	uint64_t rx_drops_too_many_frags;
479	uint32_t rx_drops_invalid_queue;
480	uint64_t rx_drops_mtu;
481	uint64_t rx_pkts_64_bytes;
482	uint64_t rx_pkts_65_to_127_bytes;
483	uint64_t rx_pkts_128_to_255_bytes;
484	uint64_t rx_pkts_256_to_511_bytes;
485	uint64_t rx_pkts_512_to_1023_bytes;
486	uint64_t rx_pkts_1024_to_1518_bytes;
487	uint64_t rx_pkts_1519_to_2047_bytes;
488	uint64_t rx_pkts_2048_to_4095_bytes;
489	uint64_t rx_pkts_4096_to_8191_bytes;
490	uint64_t rx_pkts_8192_to_9216_bytes;
491};
492
493struct oce_drv_stats {
494	struct oce_rx_stats rx;
495	struct oce_tx_stats tx;
496	union {
497		struct oce_be_stats be;
498		struct oce_xe201_stats xe201;
499	} u0;
500};
501
502#define INTR_RATE_HWM                   15000
503#define INTR_RATE_LWM                   10000
504
505#define OCE_MAX_EQD 128u
506#define OCE_MIN_EQD 50u
507
508struct oce_set_eqd {
509	uint32_t eq_id;
510	uint32_t phase;
511	uint32_t delay_multiplier;
512};
513
514struct oce_aic_obj {             /* Adaptive interrupt coalescing (AIC) info */
515	boolean_t enable;
516	uint32_t  min_eqd;            /* in usecs */
517	uint32_t  max_eqd;            /* in usecs */
518	uint32_t  cur_eqd;            /* in usecs */
519	uint32_t  et_eqd;             /* configured value when aic is off */
520	uint64_t  ticks;
521	uint64_t  intr_prev;
522};
523
524#define MAX_LOCK_DESC_LEN			32
525struct oce_lock {
526	struct mtx mutex;
527	char name[MAX_LOCK_DESC_LEN+1];
528};
529#define OCE_LOCK				struct oce_lock
530
531#define LOCK_CREATE(lock, desc) 		{ \
532	strncpy((lock)->name, (desc), MAX_LOCK_DESC_LEN); \
533	(lock)->name[MAX_LOCK_DESC_LEN] = '\0'; \
534	mtx_init(&(lock)->mutex, (lock)->name, NULL, MTX_DEF); \
535}
536#define LOCK_DESTROY(lock) 			\
537		if (mtx_initialized(&(lock)->mutex))\
538			mtx_destroy(&(lock)->mutex)
539#define TRY_LOCK(lock)				mtx_trylock(&(lock)->mutex)
540#define LOCK(lock)				mtx_lock(&(lock)->mutex)
541#define LOCKED(lock)				mtx_owned(&(lock)->mutex)
542#define UNLOCK(lock)				mtx_unlock(&(lock)->mutex)
543
544#define	DEFAULT_MQ_MBOX_TIMEOUT			(5 * 1000 * 1000)
545#define	MBX_READY_TIMEOUT			(1 * 1000 * 1000)
546#define	DEFAULT_DRAIN_TIME			200
547#define	MBX_TIMEOUT_SEC				5
548#define	STAT_TIMEOUT				2000000
549
550/* size of the packet descriptor array in a transmit queue */
551#define OCE_TX_RING_SIZE			2048
552#define OCE_RX_RING_SIZE			1024
553#define OCE_WQ_PACKET_ARRAY_SIZE		(OCE_TX_RING_SIZE/2)
554#define OCE_RQ_PACKET_ARRAY_SIZE		(OCE_RX_RING_SIZE)
555
556struct oce_dev;
557
558enum eq_len {
559	EQ_LEN_256  = 256,
560	EQ_LEN_512  = 512,
561	EQ_LEN_1024 = 1024,
562	EQ_LEN_2048 = 2048,
563	EQ_LEN_4096 = 4096
564};
565
566enum eqe_size {
567	EQE_SIZE_4  = 4,
568	EQE_SIZE_16 = 16
569};
570
571enum qtype {
572	QTYPE_EQ,
573	QTYPE_MQ,
574	QTYPE_WQ,
575	QTYPE_RQ,
576	QTYPE_CQ,
577	QTYPE_RSS
578};
579
580typedef enum qstate_e {
581	QDELETED = 0x0,
582	QCREATED = 0x1
583} qstate_t;
584
585struct eq_config {
586	enum eq_len q_len;
587	enum eqe_size item_size;
588	uint32_t q_vector_num;
589	uint8_t min_eqd;
590	uint8_t max_eqd;
591	uint8_t cur_eqd;
592	uint8_t pad;
593};
594
595struct oce_eq {
596	uint32_t eq_id;
597	void *parent;
598	void *cb_context;
599	oce_ring_buffer_t *ring;
600	uint32_t ref_count;
601	qstate_t qstate;
602	struct oce_cq *cq[OCE_MAX_CQ_EQ];
603	int cq_valid;
604	struct eq_config eq_cfg;
605	int vector;
606	uint64_t intr;
607};
608
609enum cq_len {
610	CQ_LEN_256  = 256,
611	CQ_LEN_512  = 512,
612	CQ_LEN_1024 = 1024
613};
614
615struct cq_config {
616	enum cq_len q_len;
617	uint32_t item_size;
618	boolean_t is_eventable;
619	boolean_t sol_eventable;
620	boolean_t nodelay;
621	uint16_t dma_coalescing;
622};
623
624typedef uint16_t(*cq_handler_t) (void *arg1);
625
626struct oce_cq {
627	uint32_t cq_id;
628	void *parent;
629	struct oce_eq *eq;
630	cq_handler_t cq_handler;
631	void *cb_arg;
632	oce_ring_buffer_t *ring;
633	qstate_t qstate;
634	struct cq_config cq_cfg;
635	uint32_t ref_count;
636};
637
638
639struct mq_config {
640	uint32_t eqd;
641	uint8_t q_len;
642	uint8_t pad[3];
643};
644
645
646struct oce_mq {
647	void *parent;
648	oce_ring_buffer_t *ring;
649	uint32_t mq_id;
650	struct oce_cq *cq;
651	struct oce_cq *async_cq;
652	uint32_t mq_free;
653	qstate_t qstate;
654	struct mq_config cfg;
655};
656
657struct oce_mbx_ctx {
658	struct oce_mbx *mbx;
659	void (*cb) (void *ctx);
660	void *cb_ctx;
661};
662
663struct wq_config {
664	uint8_t wq_type;
665	uint16_t buf_size;
666	uint8_t pad[1];
667	uint32_t q_len;
668	uint16_t pd_id;
669	uint16_t pci_fn_num;
670	uint32_t eqd;	/* interrupt delay */
671	uint32_t nbufs;
672	uint32_t nhdl;
673};
674
675struct oce_tx_queue_stats {
676	uint64_t tx_pkts;
677	uint64_t tx_bytes;
678	uint32_t tx_reqs;
679	uint32_t tx_stops; /* number of times TX Q was stopped */
680	uint32_t tx_wrbs;
681	uint32_t tx_compl;
682	uint32_t tx_rate;
683	uint32_t ipv6_ext_hdr_tx_drop;
684};
685
686struct oce_wq {
687	OCE_LOCK tx_lock;
688	void *parent;
689	oce_ring_buffer_t *ring;
690	struct oce_cq *cq;
691	bus_dma_tag_t tag;
692	struct oce_packet_desc pckts[OCE_WQ_PACKET_ARRAY_SIZE];
693	uint32_t pkt_desc_tail;
694	uint32_t pkt_desc_head;
695	uint32_t wqm_used;
696	boolean_t resched;
697	uint32_t wq_free;
698	uint32_t tx_deferd;
699	uint32_t pkt_drops;
700	qstate_t qstate;
701	uint16_t wq_id;
702	struct wq_config cfg;
703	int queue_index;
704	struct oce_tx_queue_stats tx_stats;
705	struct buf_ring *br;
706	struct task txtask;
707	uint32_t db_offset;
708};
709
710struct rq_config {
711	uint32_t q_len;
712	uint32_t frag_size;
713	uint32_t mtu;
714	uint32_t if_id;
715	uint32_t is_rss_queue;
716	uint32_t eqd;
717	uint32_t nbufs;
718};
719
720struct oce_rx_queue_stats {
721	uint32_t rx_post_fail;
722	uint32_t rx_ucast_pkts;
723	uint32_t rx_compl;
724	uint64_t rx_bytes;
725	uint64_t rx_bytes_prev;
726	uint64_t rx_pkts;
727	uint32_t rx_rate;
728	uint32_t rx_mcast_pkts;
729	uint32_t rxcp_err;
730	uint32_t rx_frags;
731	uint32_t prev_rx_frags;
732	uint32_t rx_fps;
733};
734
735
736struct oce_rq {
737	struct rq_config cfg;
738	uint32_t rq_id;
739	int queue_index;
740	uint32_t rss_cpuid;
741	void *parent;
742	oce_ring_buffer_t *ring;
743	struct oce_cq *cq;
744	void *pad1;
745	bus_dma_tag_t tag;
746	struct oce_packet_desc pckts[OCE_RQ_PACKET_ARRAY_SIZE];
747	uint32_t packets_in;
748	uint32_t packets_out;
749	uint32_t pending;
750#ifdef notdef
751	struct mbuf *head;
752	struct mbuf *tail;
753	int fragsleft;
754#endif
755	qstate_t qstate;
756	OCE_LOCK rx_lock;
757	struct oce_rx_queue_stats rx_stats;
758	struct lro_ctrl lro;
759	int lro_pkts_queued;
760
761};
762
763struct link_status {
764	uint8_t phys_port_speed;
765	uint8_t logical_link_status;
766	uint16_t qos_link_speed;
767};
768
769
770
771#define OCE_FLAGS_PCIX			0x00000001
772#define OCE_FLAGS_PCIE			0x00000002
773#define OCE_FLAGS_MSI_CAPABLE		0x00000004
774#define OCE_FLAGS_MSIX_CAPABLE		0x00000008
775#define OCE_FLAGS_USING_MSI		0x00000010
776#define OCE_FLAGS_USING_MSIX		0x00000020
777#define OCE_FLAGS_FUNCRESET_RQD		0x00000040
778#define OCE_FLAGS_VIRTUAL_PORT		0x00000080
779#define OCE_FLAGS_MBOX_ENDIAN_RQD	0x00000100
780#define OCE_FLAGS_BE3			0x00000200
781#define OCE_FLAGS_XE201			0x00000400
782#define OCE_FLAGS_BE2			0x00000800
783#define OCE_FLAGS_SH			0x00001000
784
785#define OCE_DEV_BE2_CFG_BAR		1
786#define OCE_DEV_CFG_BAR			0
787#define OCE_PCI_CSR_BAR			2
788#define OCE_PCI_DB_BAR			4
789
790typedef struct oce_softc {
791	device_t dev;
792	OCE_LOCK dev_lock;
793
794	uint32_t flags;
795
796	uint32_t pcie_link_speed;
797	uint32_t pcie_link_width;
798
799	uint8_t fn; /* PCI function number */
800
801	struct resource *devcfg_res;
802	bus_space_tag_t devcfg_btag;
803	bus_space_handle_t devcfg_bhandle;
804	void *devcfg_vhandle;
805
806	struct resource *csr_res;
807	bus_space_tag_t csr_btag;
808	bus_space_handle_t csr_bhandle;
809	void *csr_vhandle;
810
811	struct resource *db_res;
812	bus_space_tag_t db_btag;
813	bus_space_handle_t db_bhandle;
814	void *db_vhandle;
815
816	OCE_INTR_INFO intrs[OCE_MAX_EQ];
817	int intr_count;
818
819	struct ifnet *ifp;
820
821	struct ifmedia media;
822	uint8_t link_status;
823	uint8_t link_speed;
824	uint8_t duplex;
825	uint32_t qos_link_speed;
826	uint32_t speed;
827
828	char fw_version[32];
829	struct mac_address_format macaddr;
830
831	OCE_DMA_MEM bsmbx;
832	OCE_LOCK bmbx_lock;
833
834	uint32_t config_number;
835	uint32_t asic_revision;
836	uint32_t port_id;
837	uint32_t function_mode;
838	uint32_t function_caps;
839	uint32_t max_tx_rings;
840	uint32_t max_rx_rings;
841
842	struct oce_wq *wq[OCE_MAX_WQ];	/* TX work queues */
843	struct oce_rq *rq[OCE_MAX_RQ];	/* RX work queues */
844	struct oce_cq *cq[OCE_MAX_CQ];	/* Completion queues */
845	struct oce_eq *eq[OCE_MAX_EQ];	/* Event queues */
846	struct oce_mq *mq;		/* Mailbox queue */
847
848	uint32_t neqs;
849	uint32_t ncqs;
850	uint32_t nrqs;
851	uint32_t nwqs;
852	uint32_t nrssqs;
853
854	uint32_t tx_ring_size;
855	uint32_t rx_ring_size;
856	uint32_t rq_frag_size;
857
858	uint32_t if_id;		/* interface ID */
859	uint32_t nifs;		/* number of adapter interfaces, 0 or 1 */
860	uint32_t pmac_id;	/* PMAC id */
861
862	uint32_t if_cap_flags;
863
864	uint32_t flow_control;
865	uint8_t  promisc;
866
867	struct oce_aic_obj aic_obj[OCE_MAX_EQ];
868
869	/*Vlan Filtering related */
870	eventhandler_tag vlan_attach;
871	eventhandler_tag vlan_detach;
872	uint16_t vlans_added;
873	uint8_t vlan_tag[MAX_VLANS];
874	/*stats */
875	OCE_DMA_MEM stats_mem;
876	struct oce_drv_stats oce_stats_info;
877	struct callout  timer;
878	int8_t be3_native;
879	uint8_t hw_error;
880	uint16_t qnq_debug_event;
881	uint16_t qnqid;
882	uint32_t pvid;
883	uint32_t max_vlans;
884
885} OCE_SOFTC, *POCE_SOFTC;
886
887
888
889/**************************************************
890 * BUS memory read/write macros
891 * BE3: accesses three BAR spaces (CFG, CSR, DB)
892 * Lancer: accesses one BAR space (CFG)
893 **************************************************/
894#define OCE_READ_CSR_MPU(sc, space, o) \
895	((IS_BE(sc)) ? (bus_space_read_4((sc)->space##_btag, \
896					(sc)->space##_bhandle,o)) \
897				: (bus_space_read_4((sc)->devcfg_btag, \
898					(sc)->devcfg_bhandle,o)))
899#define OCE_READ_REG32(sc, space, o) \
900	((IS_BE(sc) || IS_SH(sc)) ? (bus_space_read_4((sc)->space##_btag, \
901					(sc)->space##_bhandle,o)) \
902				: (bus_space_read_4((sc)->devcfg_btag, \
903					(sc)->devcfg_bhandle,o)))
904#define OCE_READ_REG16(sc, space, o) \
905	((IS_BE(sc) || IS_SH(sc)) ? (bus_space_read_2((sc)->space##_btag, \
906					(sc)->space##_bhandle,o)) \
907				: (bus_space_read_2((sc)->devcfg_btag, \
908					(sc)->devcfg_bhandle,o)))
909#define OCE_READ_REG8(sc, space, o) \
910	((IS_BE(sc) || IS_SH(sc)) ? (bus_space_read_1((sc)->space##_btag, \
911					(sc)->space##_bhandle,o)) \
912				: (bus_space_read_1((sc)->devcfg_btag, \
913					(sc)->devcfg_bhandle,o)))
914
915#define OCE_WRITE_CSR_MPU(sc, space, o, v) \
916	((IS_BE(sc)) ? (bus_space_write_4((sc)->space##_btag, \
917				       (sc)->space##_bhandle,o,v)) \
918				: (bus_space_write_4((sc)->devcfg_btag, \
919					(sc)->devcfg_bhandle,o,v)))
920#define OCE_WRITE_REG32(sc, space, o, v) \
921	((IS_BE(sc) || IS_SH(sc)) ? (bus_space_write_4((sc)->space##_btag, \
922				       (sc)->space##_bhandle,o,v)) \
923				: (bus_space_write_4((sc)->devcfg_btag, \
924					(sc)->devcfg_bhandle,o,v)))
925#define OCE_WRITE_REG16(sc, space, o, v) \
926	((IS_BE(sc) || IS_SH(sc)) ? (bus_space_write_2((sc)->space##_btag, \
927				       (sc)->space##_bhandle,o,v)) \
928				: (bus_space_write_2((sc)->devcfg_btag, \
929					(sc)->devcfg_bhandle,o,v)))
930#define OCE_WRITE_REG8(sc, space, o, v) \
931	((IS_BE(sc) || IS_SH(sc)) ? (bus_space_write_1((sc)->space##_btag, \
932				       (sc)->space##_bhandle,o,v)) \
933				: (bus_space_write_1((sc)->devcfg_btag, \
934					(sc)->devcfg_bhandle,o,v)))
935
936
937/***********************************************************
938 * DMA memory functions
939 ***********************************************************/
940#define oce_dma_sync(d, f)		bus_dmamap_sync((d)->tag, (d)->map, f)
941int oce_dma_alloc(POCE_SOFTC sc, bus_size_t size, POCE_DMA_MEM dma, int flags);
942void oce_dma_free(POCE_SOFTC sc, POCE_DMA_MEM dma);
943void oce_dma_map_addr(void *arg, bus_dma_segment_t * segs, int nseg, int error);
944void oce_destroy_ring_buffer(POCE_SOFTC sc, oce_ring_buffer_t *ring);
945oce_ring_buffer_t *oce_create_ring_buffer(POCE_SOFTC sc,
946					  uint32_t q_len, uint32_t num_entries);
947/************************************************************
948 * oce_hw_xxx functions
949 ************************************************************/
950int oce_clear_rx_buf(struct oce_rq *rq);
951int oce_hw_pci_alloc(POCE_SOFTC sc);
952int oce_hw_init(POCE_SOFTC sc);
953int oce_hw_start(POCE_SOFTC sc);
954int oce_create_nw_interface(POCE_SOFTC sc);
955int oce_pci_soft_reset(POCE_SOFTC sc);
956int oce_hw_update_multicast(POCE_SOFTC sc);
957void oce_delete_nw_interface(POCE_SOFTC sc);
958void oce_hw_shutdown(POCE_SOFTC sc);
959void oce_hw_intr_enable(POCE_SOFTC sc);
960void oce_hw_intr_disable(POCE_SOFTC sc);
961void oce_hw_pci_free(POCE_SOFTC sc);
962
963/***********************************************************
964 * oce_queue_xxx functions
965 ***********************************************************/
966int oce_queue_init_all(POCE_SOFTC sc);
967int oce_start_rq(struct oce_rq *rq);
968int oce_start_wq(struct oce_wq *wq);
969int oce_start_mq(struct oce_mq *mq);
970int oce_start_rx(POCE_SOFTC sc);
971void oce_arm_eq(POCE_SOFTC sc,
972		int16_t qid, int npopped, uint32_t rearm, uint32_t clearint);
973void oce_queue_release_all(POCE_SOFTC sc);
974void oce_arm_cq(POCE_SOFTC sc, int16_t qid, int npopped, uint32_t rearm);
975void oce_drain_eq(struct oce_eq *eq);
976void oce_drain_mq_cq(void *arg);
977void oce_drain_rq_cq(struct oce_rq *rq);
978void oce_drain_wq_cq(struct oce_wq *wq);
979
980uint32_t oce_page_list(oce_ring_buffer_t *ring, struct phys_addr *pa_list);
981
982/***********************************************************
983 * cleanup  functions
984 ***********************************************************/
985void oce_stop_rx(POCE_SOFTC sc);
986void oce_intr_free(POCE_SOFTC sc);
987void oce_free_posted_rxbuf(struct oce_rq *rq);
988#if defined(INET6) || defined(INET)
989void oce_free_lro(POCE_SOFTC sc);
990#endif
991
992
993/************************************************************
994 * Mailbox functions
995 ************************************************************/
996int oce_fw_clean(POCE_SOFTC sc);
997int oce_reset_fun(POCE_SOFTC sc);
998int oce_mbox_init(POCE_SOFTC sc);
999int oce_mbox_dispatch(POCE_SOFTC sc, uint32_t tmo_sec);
1000int oce_get_fw_version(POCE_SOFTC sc);
1001int oce_first_mcc_cmd(POCE_SOFTC sc);
1002
1003int oce_read_mac_addr(POCE_SOFTC sc, uint32_t if_id, uint8_t perm,
1004			uint8_t type, struct mac_address_format *mac);
1005int oce_get_fw_config(POCE_SOFTC sc);
1006int oce_if_create(POCE_SOFTC sc, uint32_t cap_flags, uint32_t en_flags,
1007		uint16_t vlan_tag, uint8_t *mac_addr, uint32_t *if_id);
1008int oce_if_del(POCE_SOFTC sc, uint32_t if_id);
1009int oce_config_vlan(POCE_SOFTC sc, uint32_t if_id,
1010		struct normal_vlan *vtag_arr, uint8_t vtag_cnt,
1011		uint32_t untagged, uint32_t enable_promisc);
1012int oce_set_flow_control(POCE_SOFTC sc, uint32_t flow_control);
1013int oce_config_nic_rss(POCE_SOFTC sc, uint32_t if_id, uint16_t enable_rss);
1014int oce_rxf_set_promiscuous(POCE_SOFTC sc, uint8_t enable);
1015int oce_set_common_iface_rx_filter(POCE_SOFTC sc, POCE_DMA_MEM sgl);
1016int oce_get_link_status(POCE_SOFTC sc, struct link_status *link);
1017int oce_mbox_get_nic_stats_v0(POCE_SOFTC sc, POCE_DMA_MEM pstats_dma_mem);
1018int oce_mbox_get_nic_stats(POCE_SOFTC sc, POCE_DMA_MEM pstats_dma_mem);
1019int oce_mbox_get_pport_stats(POCE_SOFTC sc, POCE_DMA_MEM pstats_dma_mem,
1020				uint32_t reset_stats);
1021int oce_mbox_get_vport_stats(POCE_SOFTC sc, POCE_DMA_MEM pstats_dma_mem,
1022				uint32_t req_size, uint32_t reset_stats);
1023int oce_update_multicast(POCE_SOFTC sc, POCE_DMA_MEM pdma_mem);
1024int oce_pass_through_mbox(POCE_SOFTC sc, POCE_DMA_MEM dma_mem, uint32_t req_size);
1025int oce_mbox_macaddr_del(POCE_SOFTC sc, uint32_t if_id, uint32_t pmac_id);
1026int oce_mbox_macaddr_add(POCE_SOFTC sc, uint8_t *mac_addr,
1027		uint32_t if_id, uint32_t *pmac_id);
1028int oce_mbox_cmd_test_loopback(POCE_SOFTC sc, uint32_t port_num,
1029	uint32_t loopback_type, uint32_t pkt_size, uint32_t num_pkts,
1030	uint64_t pattern);
1031
1032int oce_mbox_cmd_set_loopback(POCE_SOFTC sc, uint8_t port_num,
1033	uint8_t loopback_type, uint8_t enable);
1034
1035int oce_mbox_check_native_mode(POCE_SOFTC sc);
1036int oce_mbox_post(POCE_SOFTC sc,
1037		  struct oce_mbx *mbx, struct oce_mbx_ctx *mbxctx);
1038int oce_mbox_write_flashrom(POCE_SOFTC sc, uint32_t optype,uint32_t opcode,
1039				POCE_DMA_MEM pdma_mem, uint32_t num_bytes);
1040int oce_mbox_lancer_write_flashrom(POCE_SOFTC sc, uint32_t data_size,
1041			uint32_t data_offset,POCE_DMA_MEM pdma_mem,
1042			uint32_t *written_data, uint32_t *additional_status);
1043
1044int oce_mbox_get_flashrom_crc(POCE_SOFTC sc, uint8_t *flash_crc,
1045				uint32_t offset, uint32_t optype);
1046int oce_mbox_get_phy_info(POCE_SOFTC sc, struct oce_phy_info *phy_info);
1047int oce_mbox_create_rq(struct oce_rq *rq);
1048int oce_mbox_create_wq(struct oce_wq *wq);
1049int oce_mbox_create_eq(struct oce_eq *eq);
1050int oce_mbox_cq_create(struct oce_cq *cq, uint32_t ncoalesce,
1051			 uint32_t is_eventable);
1052int oce_mbox_read_transrecv_data(POCE_SOFTC sc, uint32_t page_num);
1053void oce_mbox_eqd_modify_periodic(POCE_SOFTC sc, struct oce_set_eqd *set_eqd,
1054					int num);
1055int oce_get_profile_config(POCE_SOFTC sc, uint32_t max_rss);
1056int oce_get_func_config(POCE_SOFTC sc);
1057void mbx_common_req_hdr_init(struct mbx_hdr *hdr,
1058			     uint8_t dom,
1059			     uint8_t port,
1060			     uint8_t subsys,
1061			     uint8_t opcode,
1062			     uint32_t timeout, uint32_t pyld_len,
1063			     uint8_t version);
1064
1065
1066uint16_t oce_mq_handler(void *arg);
1067
1068/************************************************************
1069 * Transmit functions
1070 ************************************************************/
1071uint16_t oce_wq_handler(void *arg);
1072void	 oce_start(struct ifnet *ifp);
1073void	 oce_tx_task(void *arg, int npending);
1074
1075/************************************************************
1076 * Receive functions
1077 ************************************************************/
1078int	 oce_alloc_rx_bufs(struct oce_rq *rq, int count);
1079uint16_t oce_rq_handler(void *arg);
1080
1081
1082/* Sysctl functions */
1083void oce_add_sysctls(POCE_SOFTC sc);
1084void oce_refresh_queue_stats(POCE_SOFTC sc);
1085int  oce_refresh_nic_stats(POCE_SOFTC sc);
1086int  oce_stats_init(POCE_SOFTC sc);
1087void oce_stats_free(POCE_SOFTC sc);
1088
1089/* Capabilities */
1090#define OCE_MODCAP_RSS			1
1091#define OCE_MAX_RSP_HANDLED		64
1092extern uint32_t oce_max_rsp_handled;	/* max responses */
1093
1094#define OCE_MAC_LOOPBACK		0x0
1095#define OCE_PHY_LOOPBACK		0x1
1096#define OCE_ONE_PORT_EXT_LOOPBACK	0x2
1097#define OCE_NO_LOOPBACK			0xff
1098
1099#undef IFM_40G_SR4
1100#define IFM_40G_SR4			28
1101
1102#define atomic_inc_32(x)		atomic_add_32(x, 1)
1103#define atomic_dec_32(x)		atomic_subtract_32(x, 1)
1104
1105#define LE_64(x)			htole64(x)
1106#define LE_32(x)			htole32(x)
1107#define LE_16(x)			htole16(x)
1108#define HOST_64(x)			le64toh(x)
1109#define HOST_32(x)			le32toh(x)
1110#define HOST_16(x)			le16toh(x)
1111#define DW_SWAP(x, l)
1112#define IS_ALIGNED(x,a)			((x % a) == 0)
1113#define ADDR_HI(x)			((uint32_t)((uint64_t)(x) >> 32))
1114#define ADDR_LO(x)			((uint32_t)((uint64_t)(x) & 0xffffffff));
1115
1116#define IF_LRO_ENABLED(sc)  (((sc)->ifp->if_capenable & IFCAP_LRO) ? 1:0)
1117#define IF_LSO_ENABLED(sc)  (((sc)->ifp->if_capenable & IFCAP_TSO4) ? 1:0)
1118#define IF_CSUM_ENABLED(sc) (((sc)->ifp->if_capenable & IFCAP_HWCSUM) ? 1:0)
1119
1120#define OCE_LOG2(x) 			(oce_highbit(x))
1121static inline uint32_t oce_highbit(uint32_t x)
1122{
1123	int i;
1124	int c;
1125	int b;
1126
1127	c = 0;
1128	b = 0;
1129
1130	for (i = 0; i < 32; i++) {
1131		if ((1 << i) & x) {
1132			c++;
1133			b = i;
1134		}
1135	}
1136
1137	if (c == 1)
1138		return b;
1139
1140	return 0;
1141}
1142
1143static inline int MPU_EP_SEMAPHORE(POCE_SOFTC sc)
1144{
1145	if (IS_BE(sc))
1146		return MPU_EP_SEMAPHORE_BE3;
1147	else if (IS_SH(sc))
1148		return MPU_EP_SEMAPHORE_SH;
1149	else
1150		return MPU_EP_SEMAPHORE_XE201;
1151}
1152
1153#define TRANSCEIVER_DATA_NUM_ELE 64
1154#define TRANSCEIVER_DATA_SIZE 256
1155#define TRANSCEIVER_A0_SIZE 128
1156#define TRANSCEIVER_A2_SIZE 128
1157#define PAGE_NUM_A0 0xa0
1158#define PAGE_NUM_A2 0xa2
1159#define IS_QNQ_OR_UMC(sc) ((sc->pvid && (sc->function_mode & FNM_UMC_MODE ))\
1160		     || (sc->qnqid && (sc->function_mode & FNM_FLEX10_MODE)))
1161
1162