oce_if.h revision 271946
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: head/sys/dev/oce/oce_if.h 271946 2014-09-22 08:27:27Z hselasky $ */
40
41#include <sys/param.h>
42#include <sys/endian.h>
43#include <sys/eventhandler.h>
44#include <sys/module.h>
45#include <sys/kernel.h>
46#include <sys/bus.h>
47#include <sys/mbuf.h>
48#include <sys/rman.h>
49#include <sys/socket.h>
50#include <sys/sockio.h>
51#include <sys/sockopt.h>
52#include <sys/queue.h>
53#include <sys/taskqueue.h>
54#include <sys/lock.h>
55#include <sys/mutex.h>
56#include <sys/sysctl.h>
57#include <sys/random.h>
58#include <sys/firmware.h>
59#include <sys/systm.h>
60#include <sys/proc.h>
61
62#include <dev/pci/pcireg.h>
63#include <dev/pci/pcivar.h>
64
65#include <net/bpf.h>
66#include <net/ethernet.h>
67#include <net/if.h>
68#include <net/if_var.h>
69#include <net/if_types.h>
70#include <net/if_media.h>
71#include <net/if_vlan_var.h>
72#include <net/if_dl.h>
73
74#include <netinet/in.h>
75#include <netinet/in_systm.h>
76#include <netinet/in_var.h>
77#include <netinet/if_ether.h>
78#include <netinet/ip.h>
79#include <netinet/ip6.h>
80#include <netinet6/in6_var.h>
81#include <netinet6/ip6_mroute.h>
82
83#include <netinet/udp.h>
84#include <netinet/tcp.h>
85#include <netinet/sctp.h>
86#include <netinet/tcp_lro.h>
87
88#include <machine/bus.h>
89
90#include "oce_hw.h"
91
92/* OCE device driver module component revision informaiton */
93#define COMPONENT_REVISION "10.0.664.0"
94
95/* OCE devices supported by this driver */
96#define PCI_VENDOR_EMULEX		0x10df	/* Emulex */
97#define PCI_VENDOR_SERVERENGINES	0x19a2	/* ServerEngines (BE) */
98#define PCI_PRODUCT_BE2			0x0700	/* BE2 network adapter */
99#define PCI_PRODUCT_BE3			0x0710	/* BE3 network adapter */
100#define PCI_PRODUCT_XE201		0xe220	/* XE201 network adapter */
101#define PCI_PRODUCT_XE201_VF		0xe228	/* XE201 with VF in Lancer */
102#define PCI_PRODUCT_SH			0x0720	/* Skyhawk network adapter */
103
104#define IS_BE(sc)	(((sc->flags & OCE_FLAGS_BE3) | \
105			 (sc->flags & OCE_FLAGS_BE2))? 1:0)
106#define IS_BE3(sc)	(sc->flags & OCE_FLAGS_BE3)
107#define IS_BE2(sc)	(sc->flags & OCE_FLAGS_BE2)
108#define IS_XE201(sc)	((sc->flags & OCE_FLAGS_XE201) ? 1:0)
109#define HAS_A0_CHIP(sc)	((sc->flags & OCE_FLAGS_HAS_A0_CHIP) ? 1:0)
110#define IS_SH(sc)	((sc->flags & OCE_FLAGS_SH) ? 1 : 0)
111
112#define is_be_mode_mc(sc)	((sc->function_mode & FNM_FLEX10_MODE) ||	\
113				(sc->function_mode & FNM_UMC_MODE)    ||	\
114				(sc->function_mode & FNM_VNIC_MODE))
115#define OCE_FUNCTION_CAPS_SUPER_NIC	0x40
116#define IS_PROFILE_SUPER_NIC(sc) (sc->function_caps & OCE_FUNCTION_CAPS_SUPER_NIC)
117
118
119/* proportion Service Level Interface queues */
120#define OCE_MAX_UNITS			2
121#define OCE_MAX_PPORT			OCE_MAX_UNITS
122#define OCE_MAX_VPORT			OCE_MAX_UNITS
123
124extern int mp_ncpus;			/* system's total active cpu cores */
125#define OCE_NCPUS			mp_ncpus
126
127/* This should be powers of 2. Like 2,4,8 & 16 */
128#define OCE_MAX_RSS			8
129#define OCE_LEGACY_MODE_RSS		4 /* For BE3 Legacy mode*/
130#define is_rss_enabled(sc)		((sc->function_caps & FNC_RSS) && !is_be_mode_mc(sc))
131
132#define OCE_MIN_RQ			1
133#define OCE_MIN_WQ			1
134
135#define OCE_MAX_RQ			OCE_MAX_RSS + 1 /* one default queue */
136#define OCE_MAX_WQ			8
137
138#define OCE_MAX_EQ			32
139#define OCE_MAX_CQ			OCE_MAX_RQ + OCE_MAX_WQ + 1 /* one MCC queue */
140#define OCE_MAX_CQ_EQ			8 /* Max CQ that can attached to an EQ */
141
142#define OCE_DEFAULT_WQ_EQD		16
143#define OCE_MAX_PACKET_Q		16
144#define OCE_RQ_BUF_SIZE			2048
145#define OCE_LSO_MAX_SIZE		(64 * 1024)
146#define LONG_TIMEOUT			30
147#define OCE_MAX_JUMBO_FRAME_SIZE	9018
148#define OCE_MAX_MTU			(OCE_MAX_JUMBO_FRAME_SIZE - \
149						ETHER_VLAN_ENCAP_LEN - \
150						ETHER_HDR_LEN)
151
152#define OCE_MAX_TX_ELEMENTS		29
153#define OCE_MAX_TX_DESC			1024
154#define OCE_MAX_TX_SIZE			65535
155#define OCE_MAX_RX_SIZE			4096
156#define OCE_MAX_RQ_POSTS		255
157#define OCE_DEFAULT_PROMISCUOUS		0
158
159
160#define RSS_ENABLE_IPV4			0x1
161#define RSS_ENABLE_TCP_IPV4		0x2
162#define RSS_ENABLE_IPV6			0x4
163#define RSS_ENABLE_TCP_IPV6		0x8
164
165#define INDIRECTION_TABLE_ENTRIES	128
166
167/* flow control definitions */
168#define OCE_FC_NONE			0x00000000
169#define OCE_FC_TX			0x00000001
170#define OCE_FC_RX			0x00000002
171#define OCE_DEFAULT_FLOW_CONTROL	(OCE_FC_TX | OCE_FC_RX)
172
173
174/* Interface capabilities to give device when creating interface */
175#define  OCE_CAPAB_FLAGS 		(MBX_RX_IFACE_FLAGS_BROADCAST    | \
176					MBX_RX_IFACE_FLAGS_UNTAGGED      | \
177					MBX_RX_IFACE_FLAGS_PROMISCUOUS      | \
178					MBX_RX_IFACE_FLAGS_VLAN_PROMISCUOUS |	\
179					MBX_RX_IFACE_FLAGS_MCAST_PROMISCUOUS   | \
180					MBX_RX_IFACE_FLAGS_RSS | \
181					MBX_RX_IFACE_FLAGS_PASS_L3L4_ERR)
182
183/* Interface capabilities to enable by default (others set dynamically) */
184#define  OCE_CAPAB_ENABLE		(MBX_RX_IFACE_FLAGS_BROADCAST | \
185					MBX_RX_IFACE_FLAGS_UNTAGGED   | \
186					MBX_RX_IFACE_FLAGS_PASS_L3L4_ERR)
187
188#define OCE_IF_HWASSIST			(CSUM_IP | CSUM_TCP | CSUM_UDP)
189#define OCE_IF_CAPABILITIES		(IFCAP_VLAN_MTU | IFCAP_VLAN_HWTAGGING | \
190					IFCAP_HWCSUM | IFCAP_VLAN_HWCSUM | \
191					IFCAP_JUMBO_MTU | IFCAP_VLAN_MTU)
192#define OCE_IF_HWASSIST_NONE		0
193#define OCE_IF_CAPABILITIES_NONE 	0
194
195
196#define ETH_ADDR_LEN			6
197#define MAX_VLANFILTER_SIZE		64
198#define MAX_VLANS			4096
199
200#define upper_32_bits(n)		((uint32_t)(((n) >> 16) >> 16))
201#define BSWAP_8(x)			((x) & 0xff)
202#define BSWAP_16(x)			((BSWAP_8(x) << 8) | BSWAP_8((x) >> 8))
203#define BSWAP_32(x)			((BSWAP_16(x) << 16) | \
204					 BSWAP_16((x) >> 16))
205#define BSWAP_64(x)			((BSWAP_32(x) << 32) | \
206					BSWAP_32((x) >> 32))
207
208#define for_all_wq_queues(sc, wq, i) 	\
209		for (i = 0, wq = sc->wq[0]; i < sc->nwqs; i++, wq = sc->wq[i])
210#define for_all_rq_queues(sc, rq, i) 	\
211		for (i = 0, rq = sc->rq[0]; i < sc->nrqs; i++, rq = sc->rq[i])
212#define for_all_rss_queues(sc, rq, i) 	\
213		for (i = 0, rq = sc->rq[i + 1]; i < (sc->nrqs - 1); \
214		     i++, rq = sc->rq[i + 1])
215#define for_all_evnt_queues(sc, eq, i) 	\
216		for (i = 0, eq = sc->eq[0]; i < sc->neqs; i++, eq = sc->eq[i])
217#define for_all_cq_queues(sc, cq, i) 	\
218		for (i = 0, cq = sc->cq[0]; i < sc->ncqs; i++, cq = sc->cq[i])
219
220
221/* Flash specific */
222#define IOCTL_COOKIE			"SERVERENGINES CORP"
223#define MAX_FLASH_COMP			32
224
225#define IMG_ISCSI			160
226#define IMG_REDBOOT			224
227#define IMG_BIOS			34
228#define IMG_PXEBIOS			32
229#define IMG_FCOEBIOS			33
230#define IMG_ISCSI_BAK			176
231#define IMG_FCOE			162
232#define IMG_FCOE_BAK			178
233#define IMG_NCSI			16
234#define IMG_PHY				192
235#define FLASHROM_OPER_FLASH		1
236#define FLASHROM_OPER_SAVE		2
237#define FLASHROM_OPER_REPORT		4
238#define FLASHROM_OPER_FLASH_PHY		9
239#define FLASHROM_OPER_SAVE_PHY		10
240#define TN_8022				13
241
242enum {
243	PHY_TYPE_CX4_10GB = 0,
244	PHY_TYPE_XFP_10GB,
245	PHY_TYPE_SFP_1GB,
246	PHY_TYPE_SFP_PLUS_10GB,
247	PHY_TYPE_KR_10GB,
248	PHY_TYPE_KX4_10GB,
249	PHY_TYPE_BASET_10GB,
250	PHY_TYPE_BASET_1GB,
251	PHY_TYPE_BASEX_1GB,
252	PHY_TYPE_SGMII,
253	PHY_TYPE_DISABLED = 255
254};
255
256/**
257 * @brief Define and hold all necessary info for a single interrupt
258 */
259#define OCE_MAX_MSI			32 /* Message Signaled Interrupts */
260#define OCE_MAX_MSIX			2048 /* PCI Express MSI Interrrupts */
261
262typedef struct oce_intr_info {
263	void *tag;		/* cookie returned by bus_setup_intr */
264	struct resource *intr_res;	/* PCI resource container */
265	int irq_rr;		/* resource id for the interrupt */
266	struct oce_softc *sc;	/* pointer to the parent soft c */
267	struct oce_eq *eq;	/* pointer to the connected EQ */
268	struct taskqueue *tq;	/* Associated task queue */
269	struct task task;	/* task queue task */
270	char task_name[32];	/* task name */
271	int vector;		/* interrupt vector number */
272} OCE_INTR_INFO, *POCE_INTR_INFO;
273
274
275/* Ring related */
276#define	GET_Q_NEXT(_START, _STEP, _END)	\
277	(((_START) + (_STEP)) < (_END) ? ((_START) + (_STEP)) \
278	: (((_START) + (_STEP)) - (_END)))
279
280#define	DBUF_PA(obj)			((obj)->addr)
281#define	DBUF_VA(obj) 			((obj)->ptr)
282#define	DBUF_TAG(obj) 			((obj)->tag)
283#define	DBUF_MAP(obj) 			((obj)->map)
284#define	DBUF_SYNC(obj, flags) 		\
285		(void) bus_dmamap_sync(DBUF_TAG(obj), DBUF_MAP(obj), (flags))
286
287#define	RING_NUM_PENDING(ring)		ring->num_used
288#define	RING_FULL(ring) 		(ring->num_used == ring->num_items)
289#define	RING_EMPTY(ring) 		(ring->num_used == 0)
290#define	RING_NUM_FREE(ring)		\
291		(uint32_t)(ring->num_items - ring->num_used)
292#define	RING_GET(ring, n)		\
293		ring->cidx = GET_Q_NEXT(ring->cidx, n, ring->num_items)
294#define	RING_PUT(ring, n)		\
295		ring->pidx = GET_Q_NEXT(ring->pidx, n, ring->num_items)
296
297#define	RING_GET_CONSUMER_ITEM_VA(ring, type) 	\
298	(void*)((type *)DBUF_VA(&ring->dma) + ring->cidx)
299#define	RING_GET_CONSUMER_ITEM_PA(ring, type)		\
300	(uint64_t)(((type *)DBUF_PA(ring->dbuf)) + ring->cidx)
301#define	RING_GET_PRODUCER_ITEM_VA(ring, type)		\
302	(void *)(((type *)DBUF_VA(&ring->dma)) + ring->pidx)
303#define	RING_GET_PRODUCER_ITEM_PA(ring, type)		\
304	(uint64_t)(((type *)DBUF_PA(ring->dbuf)) + ring->pidx)
305
306#define OCE_DMAPTR(o, c) 		((c *)(o)->ptr)
307
308struct oce_packet_desc {
309	struct mbuf *mbuf;
310	bus_dmamap_t map;
311	int nsegs;
312	uint32_t wqe_idx;
313};
314
315typedef struct oce_dma_mem {
316	bus_dma_tag_t tag;
317	bus_dmamap_t map;
318	void *ptr;
319	bus_addr_t paddr;
320} OCE_DMA_MEM, *POCE_DMA_MEM;
321
322typedef struct oce_ring_buffer_s {
323	uint16_t cidx;	/* Get ptr */
324	uint16_t pidx;	/* Put Ptr */
325	size_t item_size;
326	size_t num_items;
327	uint32_t num_used;
328	OCE_DMA_MEM dma;
329} oce_ring_buffer_t;
330
331/* Stats */
332#define OCE_UNICAST_PACKET	0
333#define OCE_MULTICAST_PACKET	1
334#define OCE_BROADCAST_PACKET	2
335#define OCE_RSVD_PACKET		3
336
337struct oce_rx_stats {
338	/* Total Receive Stats*/
339	uint64_t t_rx_pkts;
340	uint64_t t_rx_bytes;
341	uint32_t t_rx_frags;
342	uint32_t t_rx_mcast_pkts;
343	uint32_t t_rx_ucast_pkts;
344	uint32_t t_rxcp_errs;
345};
346struct oce_tx_stats {
347	/*Total Transmit Stats */
348	uint64_t t_tx_pkts;
349	uint64_t t_tx_bytes;
350	uint32_t t_tx_reqs;
351	uint32_t t_tx_stops;
352	uint32_t t_tx_wrbs;
353	uint32_t t_tx_compl;
354	uint32_t t_ipv6_ext_hdr_tx_drop;
355};
356
357struct oce_be_stats {
358	uint8_t  be_on_die_temperature;
359	uint32_t be_tx_events;
360	uint32_t eth_red_drops;
361	uint32_t rx_drops_no_pbuf;
362	uint32_t rx_drops_no_txpb;
363	uint32_t rx_drops_no_erx_descr;
364	uint32_t rx_drops_no_tpre_descr;
365	uint32_t rx_drops_too_many_frags;
366	uint32_t rx_drops_invalid_ring;
367	uint32_t forwarded_packets;
368	uint32_t rx_drops_mtu;
369	uint32_t rx_crc_errors;
370	uint32_t rx_alignment_symbol_errors;
371	uint32_t rx_pause_frames;
372	uint32_t rx_priority_pause_frames;
373	uint32_t rx_control_frames;
374	uint32_t rx_in_range_errors;
375	uint32_t rx_out_range_errors;
376	uint32_t rx_frame_too_long;
377	uint32_t rx_address_match_errors;
378	uint32_t rx_dropped_too_small;
379	uint32_t rx_dropped_too_short;
380	uint32_t rx_dropped_header_too_small;
381	uint32_t rx_dropped_tcp_length;
382	uint32_t rx_dropped_runt;
383	uint32_t rx_ip_checksum_errs;
384	uint32_t rx_tcp_checksum_errs;
385	uint32_t rx_udp_checksum_errs;
386	uint32_t rx_switched_unicast_packets;
387	uint32_t rx_switched_multicast_packets;
388	uint32_t rx_switched_broadcast_packets;
389	uint32_t tx_pauseframes;
390	uint32_t tx_priority_pauseframes;
391	uint32_t tx_controlframes;
392	uint32_t rxpp_fifo_overflow_drop;
393	uint32_t rx_input_fifo_overflow_drop;
394	uint32_t pmem_fifo_overflow_drop;
395	uint32_t jabber_events;
396};
397
398struct oce_xe201_stats {
399	uint64_t tx_pkts;
400	uint64_t tx_unicast_pkts;
401	uint64_t tx_multicast_pkts;
402	uint64_t tx_broadcast_pkts;
403	uint64_t tx_bytes;
404	uint64_t tx_unicast_bytes;
405	uint64_t tx_multicast_bytes;
406	uint64_t tx_broadcast_bytes;
407	uint64_t tx_discards;
408	uint64_t tx_errors;
409	uint64_t tx_pause_frames;
410	uint64_t tx_pause_on_frames;
411	uint64_t tx_pause_off_frames;
412	uint64_t tx_internal_mac_errors;
413	uint64_t tx_control_frames;
414	uint64_t tx_pkts_64_bytes;
415	uint64_t tx_pkts_65_to_127_bytes;
416	uint64_t tx_pkts_128_to_255_bytes;
417	uint64_t tx_pkts_256_to_511_bytes;
418	uint64_t tx_pkts_512_to_1023_bytes;
419	uint64_t tx_pkts_1024_to_1518_bytes;
420	uint64_t tx_pkts_1519_to_2047_bytes;
421	uint64_t tx_pkts_2048_to_4095_bytes;
422	uint64_t tx_pkts_4096_to_8191_bytes;
423	uint64_t tx_pkts_8192_to_9216_bytes;
424	uint64_t tx_lso_pkts;
425	uint64_t rx_pkts;
426	uint64_t rx_unicast_pkts;
427	uint64_t rx_multicast_pkts;
428	uint64_t rx_broadcast_pkts;
429	uint64_t rx_bytes;
430	uint64_t rx_unicast_bytes;
431	uint64_t rx_multicast_bytes;
432	uint64_t rx_broadcast_bytes;
433	uint32_t rx_unknown_protos;
434	uint64_t rx_discards;
435	uint64_t rx_errors;
436	uint64_t rx_crc_errors;
437	uint64_t rx_alignment_errors;
438	uint64_t rx_symbol_errors;
439	uint64_t rx_pause_frames;
440	uint64_t rx_pause_on_frames;
441	uint64_t rx_pause_off_frames;
442	uint64_t rx_frames_too_long;
443	uint64_t rx_internal_mac_errors;
444	uint32_t rx_undersize_pkts;
445	uint32_t rx_oversize_pkts;
446	uint32_t rx_fragment_pkts;
447	uint32_t rx_jabbers;
448	uint64_t rx_control_frames;
449	uint64_t rx_control_frames_unknown_opcode;
450	uint32_t rx_in_range_errors;
451	uint32_t rx_out_of_range_errors;
452	uint32_t rx_address_match_errors;
453	uint32_t rx_vlan_mismatch_errors;
454	uint32_t rx_dropped_too_small;
455	uint32_t rx_dropped_too_short;
456	uint32_t rx_dropped_header_too_small;
457	uint32_t rx_dropped_invalid_tcp_length;
458	uint32_t rx_dropped_runt;
459	uint32_t rx_ip_checksum_errors;
460	uint32_t rx_tcp_checksum_errors;
461	uint32_t rx_udp_checksum_errors;
462	uint32_t rx_non_rss_pkts;
463	uint64_t rx_ipv4_pkts;
464	uint64_t rx_ipv6_pkts;
465	uint64_t rx_ipv4_bytes;
466	uint64_t rx_ipv6_bytes;
467	uint64_t rx_nic_pkts;
468	uint64_t rx_tcp_pkts;
469	uint64_t rx_iscsi_pkts;
470	uint64_t rx_management_pkts;
471	uint64_t rx_switched_unicast_pkts;
472	uint64_t rx_switched_multicast_pkts;
473	uint64_t rx_switched_broadcast_pkts;
474	uint64_t num_forwards;
475	uint32_t rx_fifo_overflow;
476	uint32_t rx_input_fifo_overflow;
477	uint64_t rx_drops_too_many_frags;
478	uint32_t rx_drops_invalid_queue;
479	uint64_t rx_drops_mtu;
480	uint64_t rx_pkts_64_bytes;
481	uint64_t rx_pkts_65_to_127_bytes;
482	uint64_t rx_pkts_128_to_255_bytes;
483	uint64_t rx_pkts_256_to_511_bytes;
484	uint64_t rx_pkts_512_to_1023_bytes;
485	uint64_t rx_pkts_1024_to_1518_bytes;
486	uint64_t rx_pkts_1519_to_2047_bytes;
487	uint64_t rx_pkts_2048_to_4095_bytes;
488	uint64_t rx_pkts_4096_to_8191_bytes;
489	uint64_t rx_pkts_8192_to_9216_bytes;
490};
491
492struct oce_drv_stats {
493	struct oce_rx_stats rx;
494	struct oce_tx_stats tx;
495	union {
496		struct oce_be_stats be;
497		struct oce_xe201_stats xe201;
498	} u0;
499};
500
501#define INTR_RATE_HWM                   15000
502#define INTR_RATE_LWM                   10000
503
504#define OCE_MAX_EQD 128u
505#define OCE_MIN_EQD 50u
506
507struct oce_set_eqd {
508	uint32_t eq_id;
509	uint32_t phase;
510	uint32_t delay_multiplier;
511};
512
513struct oce_aic_obj {             /* Adaptive interrupt coalescing (AIC) info */
514	boolean_t enable;
515	uint32_t  min_eqd;            /* in usecs */
516	uint32_t  max_eqd;            /* in usecs */
517	uint32_t  cur_eqd;            /* in usecs */
518	uint32_t  et_eqd;             /* configured value when aic is off */
519	uint64_t  ticks;
520	uint64_t  intr_prev;
521};
522
523#define MAX_LOCK_DESC_LEN			32
524struct oce_lock {
525	struct mtx mutex;
526	char name[MAX_LOCK_DESC_LEN+1];
527};
528#define OCE_LOCK				struct oce_lock
529
530#define LOCK_CREATE(lock, desc) 		{ \
531	strncpy((lock)->name, (desc), MAX_LOCK_DESC_LEN); \
532	(lock)->name[MAX_LOCK_DESC_LEN] = '\0'; \
533	mtx_init(&(lock)->mutex, (lock)->name, NULL, MTX_DEF); \
534}
535#define LOCK_DESTROY(lock) 			\
536		if (mtx_initialized(&(lock)->mutex))\
537			mtx_destroy(&(lock)->mutex)
538#define TRY_LOCK(lock)				mtx_trylock(&(lock)->mutex)
539#define LOCK(lock)				mtx_lock(&(lock)->mutex)
540#define LOCKED(lock)				mtx_owned(&(lock)->mutex)
541#define UNLOCK(lock)				mtx_unlock(&(lock)->mutex)
542
543#define	DEFAULT_MQ_MBOX_TIMEOUT			(5 * 1000 * 1000)
544#define	MBX_READY_TIMEOUT			(1 * 1000 * 1000)
545#define	DEFAULT_DRAIN_TIME			200
546#define	MBX_TIMEOUT_SEC				5
547#define	STAT_TIMEOUT				2000000
548
549/* size of the packet descriptor array in a transmit queue */
550#define OCE_TX_RING_SIZE			2048
551#define OCE_RX_RING_SIZE			1024
552#define OCE_WQ_PACKET_ARRAY_SIZE		(OCE_TX_RING_SIZE/2)
553#define OCE_RQ_PACKET_ARRAY_SIZE		(OCE_RX_RING_SIZE)
554
555struct oce_dev;
556
557enum eq_len {
558	EQ_LEN_256  = 256,
559	EQ_LEN_512  = 512,
560	EQ_LEN_1024 = 1024,
561	EQ_LEN_2048 = 2048,
562	EQ_LEN_4096 = 4096
563};
564
565enum eqe_size {
566	EQE_SIZE_4  = 4,
567	EQE_SIZE_16 = 16
568};
569
570enum qtype {
571	QTYPE_EQ,
572	QTYPE_MQ,
573	QTYPE_WQ,
574	QTYPE_RQ,
575	QTYPE_CQ,
576	QTYPE_RSS
577};
578
579typedef enum qstate_e {
580	QDELETED = 0x0,
581	QCREATED = 0x1
582} qstate_t;
583
584struct eq_config {
585	enum eq_len q_len;
586	enum eqe_size item_size;
587	uint32_t q_vector_num;
588	uint8_t min_eqd;
589	uint8_t max_eqd;
590	uint8_t cur_eqd;
591	uint8_t pad;
592};
593
594struct oce_eq {
595	uint32_t eq_id;
596	void *parent;
597	void *cb_context;
598	oce_ring_buffer_t *ring;
599	uint32_t ref_count;
600	qstate_t qstate;
601	struct oce_cq *cq[OCE_MAX_CQ_EQ];
602	int cq_valid;
603	struct eq_config eq_cfg;
604	int vector;
605	uint64_t intr;
606};
607
608enum cq_len {
609	CQ_LEN_256  = 256,
610	CQ_LEN_512  = 512,
611	CQ_LEN_1024 = 1024
612};
613
614struct cq_config {
615	enum cq_len q_len;
616	uint32_t item_size;
617	boolean_t is_eventable;
618	boolean_t sol_eventable;
619	boolean_t nodelay;
620	uint16_t dma_coalescing;
621};
622
623typedef uint16_t(*cq_handler_t) (void *arg1);
624
625struct oce_cq {
626	uint32_t cq_id;
627	void *parent;
628	struct oce_eq *eq;
629	cq_handler_t cq_handler;
630	void *cb_arg;
631	oce_ring_buffer_t *ring;
632	qstate_t qstate;
633	struct cq_config cq_cfg;
634	uint32_t ref_count;
635};
636
637
638struct mq_config {
639	uint32_t eqd;
640	uint8_t q_len;
641	uint8_t pad[3];
642};
643
644
645struct oce_mq {
646	void *parent;
647	oce_ring_buffer_t *ring;
648	uint32_t mq_id;
649	struct oce_cq *cq;
650	struct oce_cq *async_cq;
651	uint32_t mq_free;
652	qstate_t qstate;
653	struct mq_config cfg;
654};
655
656struct oce_mbx_ctx {
657	struct oce_mbx *mbx;
658	void (*cb) (void *ctx);
659	void *cb_ctx;
660};
661
662struct wq_config {
663	uint8_t wq_type;
664	uint16_t buf_size;
665	uint8_t pad[1];
666	uint32_t q_len;
667	uint16_t pd_id;
668	uint16_t pci_fn_num;
669	uint32_t eqd;	/* interrupt delay */
670	uint32_t nbufs;
671	uint32_t nhdl;
672};
673
674struct oce_tx_queue_stats {
675	uint64_t tx_pkts;
676	uint64_t tx_bytes;
677	uint32_t tx_reqs;
678	uint32_t tx_stops; /* number of times TX Q was stopped */
679	uint32_t tx_wrbs;
680	uint32_t tx_compl;
681	uint32_t tx_rate;
682	uint32_t ipv6_ext_hdr_tx_drop;
683};
684
685struct oce_wq {
686	OCE_LOCK tx_lock;
687	void *parent;
688	oce_ring_buffer_t *ring;
689	struct oce_cq *cq;
690	bus_dma_tag_t tag;
691	struct oce_packet_desc pckts[OCE_WQ_PACKET_ARRAY_SIZE];
692	uint32_t pkt_desc_tail;
693	uint32_t pkt_desc_head;
694	uint32_t wqm_used;
695	boolean_t resched;
696	uint32_t wq_free;
697	uint32_t tx_deferd;
698	uint32_t pkt_drops;
699	qstate_t qstate;
700	uint16_t wq_id;
701	struct wq_config cfg;
702	int queue_index;
703	struct oce_tx_queue_stats tx_stats;
704	struct buf_ring *br;
705	struct task txtask;
706	uint32_t db_offset;
707};
708
709struct rq_config {
710	uint32_t q_len;
711	uint32_t frag_size;
712	uint32_t mtu;
713	uint32_t if_id;
714	uint32_t is_rss_queue;
715	uint32_t eqd;
716	uint32_t nbufs;
717};
718
719struct oce_rx_queue_stats {
720	uint32_t rx_post_fail;
721	uint32_t rx_ucast_pkts;
722	uint32_t rx_compl;
723	uint64_t rx_bytes;
724	uint64_t rx_bytes_prev;
725	uint64_t rx_pkts;
726	uint32_t rx_rate;
727	uint32_t rx_mcast_pkts;
728	uint32_t rxcp_err;
729	uint32_t rx_frags;
730	uint32_t prev_rx_frags;
731	uint32_t rx_fps;
732};
733
734
735struct oce_rq {
736	struct rq_config cfg;
737	uint32_t rq_id;
738	int queue_index;
739	uint32_t rss_cpuid;
740	void *parent;
741	oce_ring_buffer_t *ring;
742	struct oce_cq *cq;
743	void *pad1;
744	bus_dma_tag_t tag;
745	struct oce_packet_desc pckts[OCE_RQ_PACKET_ARRAY_SIZE];
746	uint32_t packets_in;
747	uint32_t packets_out;
748	uint32_t pending;
749#ifdef notdef
750	struct mbuf *head;
751	struct mbuf *tail;
752	int fragsleft;
753#endif
754	qstate_t qstate;
755	OCE_LOCK rx_lock;
756	struct oce_rx_queue_stats rx_stats;
757	struct lro_ctrl lro;
758	int lro_pkts_queued;
759
760};
761
762struct link_status {
763	uint8_t phys_port_speed;
764	uint8_t logical_link_status;
765	uint16_t qos_link_speed;
766};
767
768
769
770#define OCE_FLAGS_PCIX			0x00000001
771#define OCE_FLAGS_PCIE			0x00000002
772#define OCE_FLAGS_MSI_CAPABLE		0x00000004
773#define OCE_FLAGS_MSIX_CAPABLE		0x00000008
774#define OCE_FLAGS_USING_MSI		0x00000010
775#define OCE_FLAGS_USING_MSIX		0x00000020
776#define OCE_FLAGS_FUNCRESET_RQD		0x00000040
777#define OCE_FLAGS_VIRTUAL_PORT		0x00000080
778#define OCE_FLAGS_MBOX_ENDIAN_RQD	0x00000100
779#define OCE_FLAGS_BE3			0x00000200
780#define OCE_FLAGS_XE201			0x00000400
781#define OCE_FLAGS_BE2			0x00000800
782#define OCE_FLAGS_SH			0x00001000
783
784#define OCE_DEV_BE2_CFG_BAR		1
785#define OCE_DEV_CFG_BAR			0
786#define OCE_PCI_CSR_BAR			2
787#define OCE_PCI_DB_BAR			4
788
789typedef struct oce_softc {
790	device_t dev;
791	OCE_LOCK dev_lock;
792
793	uint32_t flags;
794
795	uint32_t pcie_link_speed;
796	uint32_t pcie_link_width;
797
798	uint8_t fn; /* PCI function number */
799
800	struct resource *devcfg_res;
801	bus_space_tag_t devcfg_btag;
802	bus_space_handle_t devcfg_bhandle;
803	void *devcfg_vhandle;
804
805	struct resource *csr_res;
806	bus_space_tag_t csr_btag;
807	bus_space_handle_t csr_bhandle;
808	void *csr_vhandle;
809
810	struct resource *db_res;
811	bus_space_tag_t db_btag;
812	bus_space_handle_t db_bhandle;
813	void *db_vhandle;
814
815	OCE_INTR_INFO intrs[OCE_MAX_EQ];
816	int intr_count;
817
818	struct ifnet *ifp;
819
820	struct ifmedia media;
821	uint8_t link_status;
822	uint8_t link_speed;
823	uint8_t duplex;
824	uint32_t qos_link_speed;
825	uint32_t speed;
826
827	char fw_version[32];
828	struct mac_address_format macaddr;
829
830	OCE_DMA_MEM bsmbx;
831	OCE_LOCK bmbx_lock;
832
833	uint32_t config_number;
834	uint32_t asic_revision;
835	uint32_t port_id;
836	uint32_t function_mode;
837	uint32_t function_caps;
838	uint32_t max_tx_rings;
839	uint32_t max_rx_rings;
840
841	struct oce_wq *wq[OCE_MAX_WQ];	/* TX work queues */
842	struct oce_rq *rq[OCE_MAX_RQ];	/* RX work queues */
843	struct oce_cq *cq[OCE_MAX_CQ];	/* Completion queues */
844	struct oce_eq *eq[OCE_MAX_EQ];	/* Event queues */
845	struct oce_mq *mq;		/* Mailbox queue */
846
847	uint32_t neqs;
848	uint32_t ncqs;
849	uint32_t nrqs;
850	uint32_t nwqs;
851	uint32_t nrssqs;
852
853	uint32_t tx_ring_size;
854	uint32_t rx_ring_size;
855	uint32_t rq_frag_size;
856
857	uint32_t if_id;		/* interface ID */
858	uint32_t nifs;		/* number of adapter interfaces, 0 or 1 */
859	uint32_t pmac_id;	/* PMAC id */
860
861	uint32_t if_cap_flags;
862
863	uint32_t flow_control;
864	uint8_t  promisc;
865
866	struct oce_aic_obj aic_obj[OCE_MAX_EQ];
867
868	/*Vlan Filtering related */
869	eventhandler_tag vlan_attach;
870	eventhandler_tag vlan_detach;
871	uint16_t vlans_added;
872	uint8_t vlan_tag[MAX_VLANS];
873	/*stats */
874	OCE_DMA_MEM stats_mem;
875	struct oce_drv_stats oce_stats_info;
876	struct callout  timer;
877	int8_t be3_native;
878	uint8_t hw_error;
879	uint16_t qnq_debug_event;
880	uint16_t qnqid;
881	uint32_t pvid;
882	uint32_t max_vlans;
883
884} OCE_SOFTC, *POCE_SOFTC;
885
886
887
888/**************************************************
889 * BUS memory read/write macros
890 * BE3: accesses three BAR spaces (CFG, CSR, DB)
891 * Lancer: accesses one BAR space (CFG)
892 **************************************************/
893#define OCE_READ_CSR_MPU(sc, space, o) \
894	((IS_BE(sc)) ? (bus_space_read_4((sc)->space##_btag, \
895					(sc)->space##_bhandle,o)) \
896				: (bus_space_read_4((sc)->devcfg_btag, \
897					(sc)->devcfg_bhandle,o)))
898#define OCE_READ_REG32(sc, space, o) \
899	((IS_BE(sc) || IS_SH(sc)) ? (bus_space_read_4((sc)->space##_btag, \
900					(sc)->space##_bhandle,o)) \
901				: (bus_space_read_4((sc)->devcfg_btag, \
902					(sc)->devcfg_bhandle,o)))
903#define OCE_READ_REG16(sc, space, o) \
904	((IS_BE(sc) || IS_SH(sc)) ? (bus_space_read_2((sc)->space##_btag, \
905					(sc)->space##_bhandle,o)) \
906				: (bus_space_read_2((sc)->devcfg_btag, \
907					(sc)->devcfg_bhandle,o)))
908#define OCE_READ_REG8(sc, space, o) \
909	((IS_BE(sc) || IS_SH(sc)) ? (bus_space_read_1((sc)->space##_btag, \
910					(sc)->space##_bhandle,o)) \
911				: (bus_space_read_1((sc)->devcfg_btag, \
912					(sc)->devcfg_bhandle,o)))
913
914#define OCE_WRITE_CSR_MPU(sc, space, o, v) \
915	((IS_BE(sc)) ? (bus_space_write_4((sc)->space##_btag, \
916				       (sc)->space##_bhandle,o,v)) \
917				: (bus_space_write_4((sc)->devcfg_btag, \
918					(sc)->devcfg_bhandle,o,v)))
919#define OCE_WRITE_REG32(sc, space, o, v) \
920	((IS_BE(sc) || IS_SH(sc)) ? (bus_space_write_4((sc)->space##_btag, \
921				       (sc)->space##_bhandle,o,v)) \
922				: (bus_space_write_4((sc)->devcfg_btag, \
923					(sc)->devcfg_bhandle,o,v)))
924#define OCE_WRITE_REG16(sc, space, o, v) \
925	((IS_BE(sc) || IS_SH(sc)) ? (bus_space_write_2((sc)->space##_btag, \
926				       (sc)->space##_bhandle,o,v)) \
927				: (bus_space_write_2((sc)->devcfg_btag, \
928					(sc)->devcfg_bhandle,o,v)))
929#define OCE_WRITE_REG8(sc, space, o, v) \
930	((IS_BE(sc) || IS_SH(sc)) ? (bus_space_write_1((sc)->space##_btag, \
931				       (sc)->space##_bhandle,o,v)) \
932				: (bus_space_write_1((sc)->devcfg_btag, \
933					(sc)->devcfg_bhandle,o,v)))
934
935
936/***********************************************************
937 * DMA memory functions
938 ***********************************************************/
939#define oce_dma_sync(d, f)		bus_dmamap_sync((d)->tag, (d)->map, f)
940int oce_dma_alloc(POCE_SOFTC sc, bus_size_t size, POCE_DMA_MEM dma, int flags);
941void oce_dma_free(POCE_SOFTC sc, POCE_DMA_MEM dma);
942void oce_dma_map_addr(void *arg, bus_dma_segment_t * segs, int nseg, int error);
943void oce_destroy_ring_buffer(POCE_SOFTC sc, oce_ring_buffer_t *ring);
944oce_ring_buffer_t *oce_create_ring_buffer(POCE_SOFTC sc,
945					  uint32_t q_len, uint32_t num_entries);
946/************************************************************
947 * oce_hw_xxx functions
948 ************************************************************/
949int oce_clear_rx_buf(struct oce_rq *rq);
950int oce_hw_pci_alloc(POCE_SOFTC sc);
951int oce_hw_init(POCE_SOFTC sc);
952int oce_hw_start(POCE_SOFTC sc);
953int oce_create_nw_interface(POCE_SOFTC sc);
954int oce_pci_soft_reset(POCE_SOFTC sc);
955int oce_hw_update_multicast(POCE_SOFTC sc);
956void oce_delete_nw_interface(POCE_SOFTC sc);
957void oce_hw_shutdown(POCE_SOFTC sc);
958void oce_hw_intr_enable(POCE_SOFTC sc);
959void oce_hw_intr_disable(POCE_SOFTC sc);
960void oce_hw_pci_free(POCE_SOFTC sc);
961
962/***********************************************************
963 * oce_queue_xxx functions
964 ***********************************************************/
965int oce_queue_init_all(POCE_SOFTC sc);
966int oce_start_rq(struct oce_rq *rq);
967int oce_start_wq(struct oce_wq *wq);
968int oce_start_mq(struct oce_mq *mq);
969int oce_start_rx(POCE_SOFTC sc);
970void oce_arm_eq(POCE_SOFTC sc,
971		int16_t qid, int npopped, uint32_t rearm, uint32_t clearint);
972void oce_queue_release_all(POCE_SOFTC sc);
973void oce_arm_cq(POCE_SOFTC sc, int16_t qid, int npopped, uint32_t rearm);
974void oce_drain_eq(struct oce_eq *eq);
975void oce_drain_mq_cq(void *arg);
976void oce_drain_rq_cq(struct oce_rq *rq);
977void oce_drain_wq_cq(struct oce_wq *wq);
978
979uint32_t oce_page_list(oce_ring_buffer_t *ring, struct phys_addr *pa_list);
980
981/***********************************************************
982 * cleanup  functions
983 ***********************************************************/
984void oce_stop_rx(POCE_SOFTC sc);
985void oce_intr_free(POCE_SOFTC sc);
986void oce_free_posted_rxbuf(struct oce_rq *rq);
987#if defined(INET6) || defined(INET)
988void oce_free_lro(POCE_SOFTC sc);
989#endif
990
991
992/************************************************************
993 * Mailbox functions
994 ************************************************************/
995int oce_fw_clean(POCE_SOFTC sc);
996int oce_reset_fun(POCE_SOFTC sc);
997int oce_mbox_init(POCE_SOFTC sc);
998int oce_mbox_dispatch(POCE_SOFTC sc, uint32_t tmo_sec);
999int oce_get_fw_version(POCE_SOFTC sc);
1000int oce_first_mcc_cmd(POCE_SOFTC sc);
1001
1002int oce_read_mac_addr(POCE_SOFTC sc, uint32_t if_id, uint8_t perm,
1003			uint8_t type, struct mac_address_format *mac);
1004int oce_get_fw_config(POCE_SOFTC sc);
1005int oce_if_create(POCE_SOFTC sc, uint32_t cap_flags, uint32_t en_flags,
1006		uint16_t vlan_tag, uint8_t *mac_addr, uint32_t *if_id);
1007int oce_if_del(POCE_SOFTC sc, uint32_t if_id);
1008int oce_config_vlan(POCE_SOFTC sc, uint32_t if_id,
1009		struct normal_vlan *vtag_arr, uint8_t vtag_cnt,
1010		uint32_t untagged, uint32_t enable_promisc);
1011int oce_set_flow_control(POCE_SOFTC sc, uint32_t flow_control);
1012int oce_config_nic_rss(POCE_SOFTC sc, uint32_t if_id, uint16_t enable_rss);
1013int oce_rxf_set_promiscuous(POCE_SOFTC sc, uint8_t enable);
1014int oce_set_common_iface_rx_filter(POCE_SOFTC sc, POCE_DMA_MEM sgl);
1015int oce_get_link_status(POCE_SOFTC sc, struct link_status *link);
1016int oce_mbox_get_nic_stats_v0(POCE_SOFTC sc, POCE_DMA_MEM pstats_dma_mem);
1017int oce_mbox_get_nic_stats(POCE_SOFTC sc, POCE_DMA_MEM pstats_dma_mem);
1018int oce_mbox_get_pport_stats(POCE_SOFTC sc, POCE_DMA_MEM pstats_dma_mem,
1019				uint32_t reset_stats);
1020int oce_mbox_get_vport_stats(POCE_SOFTC sc, POCE_DMA_MEM pstats_dma_mem,
1021				uint32_t req_size, uint32_t reset_stats);
1022int oce_update_multicast(POCE_SOFTC sc, POCE_DMA_MEM pdma_mem);
1023int oce_pass_through_mbox(POCE_SOFTC sc, POCE_DMA_MEM dma_mem, uint32_t req_size);
1024int oce_mbox_macaddr_del(POCE_SOFTC sc, uint32_t if_id, uint32_t pmac_id);
1025int oce_mbox_macaddr_add(POCE_SOFTC sc, uint8_t *mac_addr,
1026		uint32_t if_id, uint32_t *pmac_id);
1027int oce_mbox_cmd_test_loopback(POCE_SOFTC sc, uint32_t port_num,
1028	uint32_t loopback_type, uint32_t pkt_size, uint32_t num_pkts,
1029	uint64_t pattern);
1030
1031int oce_mbox_cmd_set_loopback(POCE_SOFTC sc, uint8_t port_num,
1032	uint8_t loopback_type, uint8_t enable);
1033
1034int oce_mbox_check_native_mode(POCE_SOFTC sc);
1035int oce_mbox_post(POCE_SOFTC sc,
1036		  struct oce_mbx *mbx, struct oce_mbx_ctx *mbxctx);
1037int oce_mbox_write_flashrom(POCE_SOFTC sc, uint32_t optype,uint32_t opcode,
1038				POCE_DMA_MEM pdma_mem, uint32_t num_bytes);
1039int oce_mbox_lancer_write_flashrom(POCE_SOFTC sc, uint32_t data_size,
1040			uint32_t data_offset,POCE_DMA_MEM pdma_mem,
1041			uint32_t *written_data, uint32_t *additional_status);
1042
1043int oce_mbox_get_flashrom_crc(POCE_SOFTC sc, uint8_t *flash_crc,
1044				uint32_t offset, uint32_t optype);
1045int oce_mbox_get_phy_info(POCE_SOFTC sc, struct oce_phy_info *phy_info);
1046int oce_mbox_create_rq(struct oce_rq *rq);
1047int oce_mbox_create_wq(struct oce_wq *wq);
1048int oce_mbox_create_eq(struct oce_eq *eq);
1049int oce_mbox_cq_create(struct oce_cq *cq, uint32_t ncoalesce,
1050			 uint32_t is_eventable);
1051int oce_mbox_read_transrecv_data(POCE_SOFTC sc, uint32_t page_num);
1052void oce_mbox_eqd_modify_periodic(POCE_SOFTC sc, struct oce_set_eqd *set_eqd,
1053					int num);
1054int oce_get_profile_config(POCE_SOFTC sc, uint32_t max_rss);
1055int oce_get_func_config(POCE_SOFTC sc);
1056void mbx_common_req_hdr_init(struct mbx_hdr *hdr,
1057			     uint8_t dom,
1058			     uint8_t port,
1059			     uint8_t subsys,
1060			     uint8_t opcode,
1061			     uint32_t timeout, uint32_t pyld_len,
1062			     uint8_t version);
1063
1064
1065uint16_t oce_mq_handler(void *arg);
1066
1067/************************************************************
1068 * Transmit functions
1069 ************************************************************/
1070uint16_t oce_wq_handler(void *arg);
1071void	 oce_start(struct ifnet *ifp);
1072void	 oce_tx_task(void *arg, int npending);
1073
1074/************************************************************
1075 * Receive functions
1076 ************************************************************/
1077int	 oce_alloc_rx_bufs(struct oce_rq *rq, int count);
1078uint16_t oce_rq_handler(void *arg);
1079
1080
1081/* Sysctl functions */
1082void oce_add_sysctls(POCE_SOFTC sc);
1083void oce_refresh_queue_stats(POCE_SOFTC sc);
1084int  oce_refresh_nic_stats(POCE_SOFTC sc);
1085int  oce_stats_init(POCE_SOFTC sc);
1086void oce_stats_free(POCE_SOFTC sc);
1087
1088/* Capabilities */
1089#define OCE_MODCAP_RSS			1
1090#define OCE_MAX_RSP_HANDLED		64
1091extern uint32_t oce_max_rsp_handled;	/* max responses */
1092
1093#define OCE_MAC_LOOPBACK		0x0
1094#define OCE_PHY_LOOPBACK		0x1
1095#define OCE_ONE_PORT_EXT_LOOPBACK	0x2
1096#define OCE_NO_LOOPBACK			0xff
1097
1098#undef IFM_40G_SR4
1099#define IFM_40G_SR4			28
1100
1101#define atomic_inc_32(x)		atomic_add_32(x, 1)
1102#define atomic_dec_32(x)		atomic_subtract_32(x, 1)
1103
1104#define LE_64(x)			htole64(x)
1105#define LE_32(x)			htole32(x)
1106#define LE_16(x)			htole16(x)
1107#define HOST_64(x)			le64toh(x)
1108#define HOST_32(x)			le32toh(x)
1109#define HOST_16(x)			le16toh(x)
1110#define DW_SWAP(x, l)
1111#define IS_ALIGNED(x,a)			((x % a) == 0)
1112#define ADDR_HI(x)			((uint32_t)((uint64_t)(x) >> 32))
1113#define ADDR_LO(x)			((uint32_t)((uint64_t)(x) & 0xffffffff));
1114
1115#define IF_LRO_ENABLED(sc)  (((sc)->ifp->if_capenable & IFCAP_LRO) ? 1:0)
1116#define IF_LSO_ENABLED(sc)  (((sc)->ifp->if_capenable & IFCAP_TSO4) ? 1:0)
1117#define IF_CSUM_ENABLED(sc) (((sc)->ifp->if_capenable & IFCAP_HWCSUM) ? 1:0)
1118
1119#define OCE_LOG2(x) 			(oce_highbit(x))
1120static inline uint32_t oce_highbit(uint32_t x)
1121{
1122	int i;
1123	int c;
1124	int b;
1125
1126	c = 0;
1127	b = 0;
1128
1129	for (i = 0; i < 32; i++) {
1130		if ((1 << i) & x) {
1131			c++;
1132			b = i;
1133		}
1134	}
1135
1136	if (c == 1)
1137		return b;
1138
1139	return 0;
1140}
1141
1142static inline int MPU_EP_SEMAPHORE(POCE_SOFTC sc)
1143{
1144	if (IS_BE(sc))
1145		return MPU_EP_SEMAPHORE_BE3;
1146	else if (IS_SH(sc))
1147		return MPU_EP_SEMAPHORE_SH;
1148	else
1149		return MPU_EP_SEMAPHORE_XE201;
1150}
1151
1152#define TRANSCEIVER_DATA_NUM_ELE 64
1153#define TRANSCEIVER_DATA_SIZE 256
1154#define TRANSCEIVER_A0_SIZE 128
1155#define TRANSCEIVER_A2_SIZE 128
1156#define PAGE_NUM_A0 0xa0
1157#define PAGE_NUM_A2 0xa2
1158#define IS_QNQ_OR_UMC(sc) ((sc->pvid && (sc->function_mode & FNM_UMC_MODE ))\
1159		     || (sc->qnqid && (sc->function_mode & FNM_FLEX10_MODE)))
1160
1161