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ixgb: remove use of skb_dma_map from ixgb
[net-next-2.6.git] / drivers / net / ixgbe / ixgbe.h
CommitLineData
9a799d71
AK		 1/*******************************************************************************
2
3 Intel 10 Gigabit PCI Express Linux driver
3efac5a0 4 Copyright(c) 1999 - 2009 Intel Corporation.
9a799d71
AK		 5
6 This program is free software; you can redistribute it and/or modify it
7 under the terms and conditions of the GNU General Public License,
8 version 2, as published by the Free Software Foundation.
9
10 This program is distributed in the hope it will be useful, but WITHOUT
11 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
13 more details.
14
15 You should have received a copy of the GNU General Public License along with
16 this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
18
19 The full GNU General Public License is included in this distribution in
20 the file called "COPYING".
21
22 Contact Information:
9a799d71
AK		 23 e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
24 Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
25
26*******************************************************************************/
27
28#ifndef _IXGBE_H_
29#define _IXGBE_H_
30
31#include <linux/types.h>
32#include <linux/pci.h>
33#include <linux/netdevice.h>
6fabd715 34#include <linux/aer.h>
9a799d71
AK		 35
36#include "ixgbe_type.h"
37#include "ixgbe_common.h"
2f90b865 38#include "ixgbe_dcb.h"
eacd73f7
YZ		 39#if defined(CONFIG_FCOE) || defined(CONFIG_FCOE_MODULE)
40#define IXGBE_FCOE
41#include "ixgbe_fcoe.h"
42#endif /* CONFIG_FCOE or CONFIG_FCOE_MODULE */
5dd2d332 43#ifdef CONFIG_IXGBE_DCA
bd0362dd
JC		 44#include <linux/dca.h>
45#endif
9a799d71 46
9a799d71
AK		 47#define PFX "ixgbe: "
48#define DPRINTK(nlevel, klevel, fmt, args...) \
49 ((void)((NETIF_MSG_##nlevel & adapter->msg_enable) && \
50 printk(KERN_##klevel PFX "%s: %s: " fmt, adapter->netdev->name, \
b39d66a8 51 __func__ , ## args)))
9a799d71
AK		 52
53/* TX/RX descriptor defines */
54#define IXGBE_DEFAULT_TXD 1024
55#define IXGBE_MAX_TXD 4096
56#define IXGBE_MIN_TXD 64
57
58#define IXGBE_DEFAULT_RXD 1024
59#define IXGBE_MAX_RXD 4096
60#define IXGBE_MIN_RXD 64
61
9a799d71
AK		 62/* flow control */
63#define IXGBE_DEFAULT_FCRTL 0x10000
2b9ade93 64#define IXGBE_MIN_FCRTL 0x40
9a799d71
AK		 65#define IXGBE_MAX_FCRTL 0x7FF80
66#define IXGBE_DEFAULT_FCRTH 0x20000
2b9ade93 67#define IXGBE_MIN_FCRTH 0x600
9a799d71 68#define IXGBE_MAX_FCRTH 0x7FFF0
2b9ade93 69#define IXGBE_DEFAULT_FCPAUSE 0xFFFF
9a799d71
AK		 70#define IXGBE_MIN_FCPAUSE 0
71#define IXGBE_MAX_FCPAUSE 0xFFFF
72
73/* Supported Rx Buffer Sizes */
74#define IXGBE_RXBUFFER_64 64 /* Used for packet split */
75#define IXGBE_RXBUFFER_128 128 /* Used for packet split */
76#define IXGBE_RXBUFFER_256 256 /* Used for packet split */
77#define IXGBE_RXBUFFER_2048 2048
e76678dd
AD		 78#define IXGBE_RXBUFFER_4096 4096
79#define IXGBE_RXBUFFER_8192 8192
32344a39 80#define IXGBE_MAX_RXBUFFER 16384 /* largest size for a single descriptor */
9a799d71
AK		 81
82#define IXGBE_RX_HDR_SIZE IXGBE_RXBUFFER_256
83
84#define MAXIMUM_ETHERNET_VLAN_SIZE (ETH_FRAME_LEN + ETH_FCS_LEN + VLAN_HLEN)
85
9a799d71
AK		 86/* How many Rx Buffers do we bundle into one write to the hardware ? */
87#define IXGBE_RX_BUFFER_WRITE 16 /* Must be power of 2 */
88
89#define IXGBE_TX_FLAGS_CSUM (u32)(1)
90#define IXGBE_TX_FLAGS_VLAN (u32)(1 << 1)
91#define IXGBE_TX_FLAGS_TSO (u32)(1 << 2)
92#define IXGBE_TX_FLAGS_IPV4 (u32)(1 << 3)
eacd73f7
YZ		 93#define IXGBE_TX_FLAGS_FCOE (u32)(1 << 4)
94#define IXGBE_TX_FLAGS_FSO (u32)(1 << 5)
9a799d71 95#define IXGBE_TX_FLAGS_VLAN_MASK 0xffff0000
2f90b865 96#define IXGBE_TX_FLAGS_VLAN_PRIO_MASK 0x0000e000
9a799d71
AK		 97#define IXGBE_TX_FLAGS_VLAN_SHIFT 16
98
0a924578
PWJ		 99#define IXGBE_MAX_RSC_INT_RATE 162760
100
9a799d71
AK		 101/* wrapper around a pointer to a socket buffer,
102 * so a DMA handle can be stored along with the buffer */
103struct ixgbe_tx_buffer {
104 struct sk_buff *skb;
105 dma_addr_t dma;
106 unsigned long time_stamp;
107 u16 length;
108 u16 next_to_watch;
109};
110
111struct ixgbe_rx_buffer {
112 struct sk_buff *skb;
113 dma_addr_t dma;
114 struct page *page;
115 dma_addr_t page_dma;
762f4c57 116 unsigned int page_offset;
9a799d71
AK		 117};
118
119struct ixgbe_queue_stats {
120 u64 packets;
121 u64 bytes;
122};
123
124struct ixgbe_ring {
9a799d71 125 void *desc; /* descriptor ring memory */
9a799d71
AK		 126 union {
127 struct ixgbe_tx_buffer *tx_buffer_info;
128 struct ixgbe_rx_buffer *rx_buffer_info;
129 };
ae540af1
JB		 130 u8 atr_sample_rate;
131 u8 atr_count;
132 u16 count; /* amount of descriptors */
133 u16 rx_buf_len;
134 u16 next_to_use;
135 u16 next_to_clean;
136
137 u8 queue_index; /* needed for multiqueue queue management */
9a799d71 138
6e455b89
YZ		 139#define IXGBE_RING_RX_PS_ENABLED (u8)(1)
140 u8 flags; /* per ring feature flags */
9a799d71
AK		 141 u16 head;
142 u16 tail;
143
f494e8fa
AV		 144 unsigned int total_bytes;
145 unsigned int total_packets;
9a799d71 146
5dd2d332 147#ifdef CONFIG_IXGBE_DCA
bd0362dd
JC		 148 /* cpu for tx queue */
149 int cpu;
150#endif
ae540af1
JB		 151
152 u16 work_limit; /* max work per interrupt */
153 u16 reg_idx; /* holds the special value that gets
154 * the hardware register offset
155 * associated with this ring, which is
156 * different for DCB and RSS modes
157 */
158
9a799d71 159 struct ixgbe_queue_stats stats;
c4cf55e5 160 unsigned long reinit_state;
ae540af1 161 u64 rsc_count; /* stat for coalesced packets */
94b982b2 162 u64 rsc_flush; /* stats for flushed packets */
9a799d71 163
ae540af1
JB		 164 unsigned int size; /* length in bytes */
165 dma_addr_t dma; /* phys. address of descriptor ring */
9a799d71
AK		 166};
167
c7e4358a
SN		 168enum ixgbe_ring_f_enum {
169 RING_F_NONE = 0,
170 RING_F_DCB,
171 RING_F_VMDQ,
172 RING_F_RSS,
c4cf55e5 173 RING_F_FDIR,
0331a832
YZ		 174#ifdef IXGBE_FCOE
175 RING_F_FCOE,
176#endif /* IXGBE_FCOE */
c7e4358a
SN		 177
178 RING_F_ARRAY_SIZE /* must be last in enum set */
179};
180
2f90b865 181#define IXGBE_MAX_DCB_INDICES 8
021230d4
AV		 182#define IXGBE_MAX_RSS_INDICES 16
183#define IXGBE_MAX_VMDQ_INDICES 16
c4cf55e5 184#define IXGBE_MAX_FDIR_INDICES 64
0331a832
YZ		 185#ifdef IXGBE_FCOE
186#define IXGBE_MAX_FCOE_INDICES 8
187#endif /* IXGBE_FCOE */
021230d4
AV		 188struct ixgbe_ring_feature {
189 int indices;
190 int mask;
191};
192
e8e26350
PW		 193#define MAX_RX_QUEUES 128
194#define MAX_TX_QUEUES 128
021230d4 195
2f90b865
AD		 196#define MAX_RX_PACKET_BUFFERS ((adapter->flags & IXGBE_FLAG_DCB_ENABLED) \
197 ? 8 : 1)
198#define MAX_TX_PACKET_BUFFERS MAX_RX_PACKET_BUFFERS
199
021230d4
AV		 200/* MAX_MSIX_Q_VECTORS of these are allocated,
201 * but we only use one per queue-specific vector.
202 */
203struct ixgbe_q_vector {
204 struct ixgbe_adapter *adapter;
fe49f04a
AD		 205 unsigned int v_idx; /* index of q_vector within array, also used for
206 * finding the bit in EICR and friends that
207 * represents the vector for this ring */
021230d4
AV		 208 struct napi_struct napi;
209 DECLARE_BITMAP(rxr_idx, MAX_RX_QUEUES); /* Rx ring indices */
210 DECLARE_BITMAP(txr_idx, MAX_TX_QUEUES); /* Tx ring indices */
211 u8 rxr_count; /* Rx ring count assigned to this vector */
212 u8 txr_count; /* Tx ring count assigned to this vector */
30efa5a3
JB		 213 u8 tx_itr;
214 u8 rx_itr;
021230d4
AV		 215 u32 eitr;
216};
217
9a799d71 218/* Helper macros to switch between ints/sec and what the register uses.
509ee935
JB		 219 * And yes, it's the same math going both ways. The lowest value
220 * supported by all of the ixgbe hardware is 8.
9a799d71
AK		 221 */
222#define EITR_INTS_PER_SEC_TO_REG(_eitr) \
509ee935 223 ((_eitr) ? (1000000000 / ((_eitr) * 256)) : 8)
9a799d71
AK		 224#define EITR_REG_TO_INTS_PER_SEC EITR_INTS_PER_SEC_TO_REG
225
226#define IXGBE_DESC_UNUSED(R) \
227 ((((R)->next_to_clean > (R)->next_to_use) ? 0 : (R)->count) + \
228 (R)->next_to_clean - (R)->next_to_use - 1)
229
230#define IXGBE_RX_DESC_ADV(R, i) \
231 (&(((union ixgbe_adv_rx_desc *)((R).desc))[i]))
232#define IXGBE_TX_DESC_ADV(R, i) \
233 (&(((union ixgbe_adv_tx_desc *)((R).desc))[i]))
234#define IXGBE_TX_CTXTDESC_ADV(R, i) \
235 (&(((struct ixgbe_adv_tx_context_desc *)((R).desc))[i]))
236
237#define IXGBE_MAX_JUMBO_FRAME_SIZE 16128
63f39bd1
YZ		 238#ifdef IXGBE_FCOE
239/* Use 3K as the baby jumbo frame size for FCoE */
240#define IXGBE_FCOE_JUMBO_FRAME_SIZE 3072
241#endif /* IXGBE_FCOE */
9a799d71 242
021230d4
AV		 243#define OTHER_VECTOR 1
244#define NON_Q_VECTORS (OTHER_VECTOR)
245
e8e26350
PW		 246#define MAX_MSIX_VECTORS_82599 64
247#define MAX_MSIX_Q_VECTORS_82599 64
eb7f139c
PWJ		 248#define MAX_MSIX_VECTORS_82598 18
249#define MAX_MSIX_Q_VECTORS_82598 16
250
e8e26350
PW		 251#define MAX_MSIX_Q_VECTORS MAX_MSIX_Q_VECTORS_82599
252#define MAX_MSIX_COUNT MAX_MSIX_VECTORS_82599
eb7f139c 253
021230d4 254#define MIN_MSIX_Q_VECTORS 2
021230d4
AV		 255#define MIN_MSIX_COUNT (MIN_MSIX_Q_VECTORS + NON_Q_VECTORS)
256
9a799d71
AK		 257/* board specific private data structure */
258struct ixgbe_adapter {
259 struct timer_list watchdog_timer;
260 struct vlan_group *vlgrp;
261 u16 bd_number;
9a799d71 262 struct work_struct reset_task;
7a921c93 263 struct ixgbe_q_vector *q_vector[MAX_MSIX_Q_VECTORS];
e8e26350 264 char name[MAX_MSIX_COUNT][IFNAMSIZ + 9];
2f90b865
AD		 265 struct ixgbe_dcb_config dcb_cfg;
266 struct ixgbe_dcb_config temp_dcb_cfg;
267 u8 dcb_set_bitmap;
264857b8 268 enum ixgbe_fc_mode last_lfc_mode;
9a799d71 269
f494e8fa 270 /* Interrupt Throttle Rate */
f7554a2b
NS		 271 u32 rx_itr_setting;
272 u32 tx_itr_setting;
f494e8fa
AV		 273 u16 eitr_low;
274 u16 eitr_high;
275
9a799d71
AK		 276 /* TX */
277 struct ixgbe_ring *tx_ring; /* One per active queue */
30efa5a3 278 int num_tx_queues;
9a799d71 279 u64 restart_queue;
30efa5a3 280 u64 hw_csum_tx_good;
9a799d71
AK		 281 u64 lsc_int;
282 u64 hw_tso_ctxt;
283 u64 hw_tso6_ctxt;
284 u32 tx_timeout_count;
285 bool detect_tx_hung;
286
287 /* RX */
288 struct ixgbe_ring *rx_ring; /* One per active queue */
30efa5a3 289 int num_rx_queues;
9a799d71 290 u64 hw_csum_rx_error;
e8e26350 291 u64 hw_rx_no_dma_resources;
9a799d71
AK		 292 u64 hw_csum_rx_good;
293 u64 non_eop_descs;
021230d4 294 int num_msix_vectors;
eb7f139c 295 int max_msix_q_vectors; /* true count of q_vectors for device */
c7e4358a 296 struct ixgbe_ring_feature ring_feature[RING_F_ARRAY_SIZE];
9a799d71
AK		 297 struct msix_entry *msix_entries;
298
299 u64 rx_hdr_split;
300 u32 alloc_rx_page_failed;
301 u32 alloc_rx_buff_failed;
302
021230d4
AV		 303 /* Some features need tri-state capability,
304 * thus the additional *_CAPABLE flags.
305 */
9a799d71 306 u32 flags;
96b0e0f6
JB		 307#define IXGBE_FLAG_RX_CSUM_ENABLED (u32)(1)
308#define IXGBE_FLAG_MSI_CAPABLE (u32)(1 << 1)
309#define IXGBE_FLAG_MSI_ENABLED (u32)(1 << 2)
310#define IXGBE_FLAG_MSIX_CAPABLE (u32)(1 << 3)
311#define IXGBE_FLAG_MSIX_ENABLED (u32)(1 << 4)
312#define IXGBE_FLAG_RX_1BUF_CAPABLE (u32)(1 << 6)
313#define IXGBE_FLAG_RX_PS_CAPABLE (u32)(1 << 7)
314#define IXGBE_FLAG_RX_PS_ENABLED (u32)(1 << 8)
315#define IXGBE_FLAG_IN_NETPOLL (u32)(1 << 9)
316#define IXGBE_FLAG_DCA_ENABLED (u32)(1 << 10)
317#define IXGBE_FLAG_DCA_CAPABLE (u32)(1 << 11)
318#define IXGBE_FLAG_IMIR_ENABLED (u32)(1 << 12)
319#define IXGBE_FLAG_MQ_CAPABLE (u32)(1 << 13)
e8e26350 320#define IXGBE_FLAG_DCB_ENABLED (u32)(1 << 14)
96b0e0f6
JB		 321#define IXGBE_FLAG_RSS_ENABLED (u32)(1 << 16)
322#define IXGBE_FLAG_RSS_CAPABLE (u32)(1 << 17)
323#define IXGBE_FLAG_VMDQ_CAPABLE (u32)(1 << 18)
324#define IXGBE_FLAG_VMDQ_ENABLED (u32)(1 << 19)
0befdb3e 325#define IXGBE_FLAG_FAN_FAIL_CAPABLE (u32)(1 << 20)
96b0e0f6
JB		 326#define IXGBE_FLAG_NEED_LINK_UPDATE (u32)(1 << 22)
327#define IXGBE_FLAG_IN_WATCHDOG_TASK (u32)(1 << 23)
e8e26350
PW		 328#define IXGBE_FLAG_IN_SFP_LINK_TASK (u32)(1 << 24)
329#define IXGBE_FLAG_IN_SFP_MOD_TASK (u32)(1 << 25)
c4cf55e5
PWJ		 330#define IXGBE_FLAG_FDIR_HASH_CAPABLE (u32)(1 << 26)
331#define IXGBE_FLAG_FDIR_PERFECT_CAPABLE (u32)(1 << 27)
0d551589 332#define IXGBE_FLAG_FCOE_CAPABLE (u32)(1 << 28)
eacd73f7 333#define IXGBE_FLAG_FCOE_ENABLED (u32)(1 << 29)
96b0e0f6 334
df647b5c
PWJ		 335 u32 flags2;
336#define IXGBE_FLAG2_RSC_CAPABLE (u32)(1)
337#define IXGBE_FLAG2_RSC_ENABLED (u32)(1 << 1)
96b0e0f6
JB		 338/* default to trying for four seconds */
339#define IXGBE_TRY_LINK_TIMEOUT (4 * HZ)
9a799d71
AK		 340
341 /* OS defined structs */
342 struct net_device *netdev;
343 struct pci_dev *pdev;
9a799d71 344
da4dd0f7
PWJ		 345 u32 test_icr;
346 struct ixgbe_ring test_tx_ring;
347 struct ixgbe_ring test_rx_ring;
348
9a799d71
AK		 349 /* structs defined in ixgbe_hw.h */
350 struct ixgbe_hw hw;
351 u16 msg_enable;
352 struct ixgbe_hw_stats stats;
021230d4
AV		 353
354 /* Interrupt Throttle Rate */
f7554a2b
NS		 355 u32 rx_eitr_param;
356 u32 tx_eitr_param;
9a799d71
AK		 357
358 unsigned long state;
359 u64 tx_busy;
30efa5a3
JB		 360 unsigned int tx_ring_count;
361 unsigned int rx_ring_count;
cf8280ee
JB		 362
363 u32 link_speed;
364 bool link_up;
365 unsigned long link_check_timeout;
366
367 struct work_struct watchdog_task;
c4900be0
DS		 368 struct work_struct sfp_task;
369 struct timer_list sfp_timer;
e8e26350
PW		 370 struct work_struct multispeed_fiber_task;
371 struct work_struct sfp_config_module_task;
c4cf55e5
PWJ		 372 u32 fdir_pballoc;
373 u32 atr_sample_rate;
374 spinlock_t fdir_perfect_lock;
375 struct work_struct fdir_reinit_task;
d0ed8937
YZ		 376#ifdef IXGBE_FCOE
377 struct ixgbe_fcoe fcoe;
378#endif /* IXGBE_FCOE */
94b982b2
MC		 379 u64 rsc_total_count;
380 u64 rsc_total_flush;
e8e26350 381 u32 wol;
34b0368c 382 u16 eeprom_version;
9a799d71
AK		 383};
384
385enum ixbge_state_t {
386 __IXGBE_TESTING,
387 __IXGBE_RESETTING,
c4900be0 388 __IXGBE_DOWN,
c4cf55e5 389 __IXGBE_FDIR_INIT_DONE,
c4900be0 390 __IXGBE_SFP_MODULE_NOT_FOUND
9a799d71
AK		 391};
392
393enum ixgbe_boards {
3957d63d 394 board_82598,
e8e26350 395 board_82599,
9a799d71
AK		 396};
397
3957d63d 398extern struct ixgbe_info ixgbe_82598_info;
e8e26350 399extern struct ixgbe_info ixgbe_82599_info;
7a6b6f51 400#ifdef CONFIG_IXGBE_DCB
32953543 401extern const struct dcbnl_rtnl_ops dcbnl_ops;
2f90b865
AD		 402extern int ixgbe_copy_dcb_cfg(struct ixgbe_dcb_config *src_dcb_cfg,
403 struct ixgbe_dcb_config *dst_dcb_cfg,
404 int tc_max);
405#endif
9a799d71
AK		 406
407extern char ixgbe_driver_name[];
9c8eb720 408extern const char ixgbe_driver_version[];
9a799d71
AK		 409
410extern int ixgbe_up(struct ixgbe_adapter *adapter);
411extern void ixgbe_down(struct ixgbe_adapter *adapter);
d4f80882 412extern void ixgbe_reinit_locked(struct ixgbe_adapter *adapter);
9a799d71 413extern void ixgbe_reset(struct ixgbe_adapter *adapter);
9a799d71 414extern void ixgbe_set_ethtool_ops(struct net_device *netdev);
b4617240
PW		 415extern int ixgbe_setup_rx_resources(struct ixgbe_adapter *, struct ixgbe_ring *);
416extern int ixgbe_setup_tx_resources(struct ixgbe_adapter *, struct ixgbe_ring *);
417extern void ixgbe_free_rx_resources(struct ixgbe_adapter *, struct ixgbe_ring *);
418extern void ixgbe_free_tx_resources(struct ixgbe_adapter *, struct ixgbe_ring *);
419extern void ixgbe_update_stats(struct ixgbe_adapter *adapter);
2f90b865 420extern int ixgbe_init_interrupt_scheme(struct ixgbe_adapter *adapter);
7a921c93 421extern void ixgbe_clear_interrupt_scheme(struct ixgbe_adapter *adapter);
fe49f04a
AD		 422extern void ixgbe_write_eitr(struct ixgbe_q_vector *);
423extern int ethtool_ioctl(struct ifreq *ifr);
ffff4772
PWJ		 424extern s32 ixgbe_reinit_fdir_tables_82599(struct ixgbe_hw *hw);
425extern s32 ixgbe_init_fdir_signature_82599(struct ixgbe_hw *hw, u32 pballoc);
426extern s32 ixgbe_init_fdir_perfect_82599(struct ixgbe_hw *hw, u32 pballoc);
427extern s32 ixgbe_fdir_add_signature_filter_82599(struct ixgbe_hw *hw,
428 struct ixgbe_atr_input *input,
429 u8 queue);
ffff4772
PWJ		 430extern s32 ixgbe_atr_set_vlan_id_82599(struct ixgbe_atr_input *input,
431 u16 vlan_id);
432extern s32 ixgbe_atr_set_src_ipv4_82599(struct ixgbe_atr_input *input,
433 u32 src_addr);
434extern s32 ixgbe_atr_set_dst_ipv4_82599(struct ixgbe_atr_input *input,
435 u32 dst_addr);
ffff4772
PWJ		 436extern s32 ixgbe_atr_set_src_port_82599(struct ixgbe_atr_input *input,
437 u16 src_port);
438extern s32 ixgbe_atr_set_dst_port_82599(struct ixgbe_atr_input *input,
439 u16 dst_port);
440extern s32 ixgbe_atr_set_flex_byte_82599(struct ixgbe_atr_input *input,
441 u16 flex_byte);
ffff4772
PWJ		 442extern s32 ixgbe_atr_set_l4type_82599(struct ixgbe_atr_input *input,
443 u8 l4type);
eacd73f7
YZ		 444#ifdef IXGBE_FCOE
445extern void ixgbe_configure_fcoe(struct ixgbe_adapter *adapter);
446extern int ixgbe_fso(struct ixgbe_adapter *adapter,
447 struct ixgbe_ring *tx_ring, struct sk_buff *skb,
448 u32 tx_flags, u8 *hdr_len);
332d4a7d
YZ		 449extern void ixgbe_cleanup_fcoe(struct ixgbe_adapter *adapter);
450extern int ixgbe_fcoe_ddp(struct ixgbe_adapter *adapter,
451 union ixgbe_adv_rx_desc *rx_desc,
452 struct sk_buff *skb);
453extern int ixgbe_fcoe_ddp_get(struct net_device *netdev, u16 xid,
454 struct scatterlist *sgl, unsigned int sgc);
455extern int ixgbe_fcoe_ddp_put(struct net_device *netdev, u16 xid);
8450ff8c
YZ		 456extern int ixgbe_fcoe_enable(struct net_device *netdev);
457extern int ixgbe_fcoe_disable(struct net_device *netdev);
6ee16520
YZ		 458#ifdef CONFIG_IXGBE_DCB
459extern u8 ixgbe_fcoe_getapp(struct ixgbe_adapter *adapter);
460extern u8 ixgbe_fcoe_setapp(struct ixgbe_adapter *adapter, u8 up);
461#endif /* CONFIG_IXGBE_DCB */
61a1fa10 462extern int ixgbe_fcoe_get_wwn(struct net_device *netdev, u64 *wwn, int type);
eacd73f7 463#endif /* IXGBE_FCOE */
9a799d71
AK		 464
465#endif /* _IXGBE_H_ */
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