diff options
Diffstat (limited to 'drivers/net/ethernet/intel/ixgbe/ixgbe.h')
-rw-r--r-- | drivers/net/ethernet/intel/ixgbe/ixgbe.h | 617 |
1 files changed, 617 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe.h b/drivers/net/ethernet/intel/ixgbe/ixgbe.h new file mode 100644 index 000000000000..e04a8e49e6dc --- /dev/null +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe.h | |||
@@ -0,0 +1,617 @@ | |||
1 | /******************************************************************************* | ||
2 | |||
3 | Intel 10 Gigabit PCI Express Linux driver | ||
4 | Copyright(c) 1999 - 2011 Intel Corporation. | ||
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: | ||
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/bitops.h> | ||
32 | #include <linux/types.h> | ||
33 | #include <linux/pci.h> | ||
34 | #include <linux/netdevice.h> | ||
35 | #include <linux/cpumask.h> | ||
36 | #include <linux/aer.h> | ||
37 | #include <linux/if_vlan.h> | ||
38 | |||
39 | #include "ixgbe_type.h" | ||
40 | #include "ixgbe_common.h" | ||
41 | #include "ixgbe_dcb.h" | ||
42 | #if defined(CONFIG_FCOE) || defined(CONFIG_FCOE_MODULE) | ||
43 | #define IXGBE_FCOE | ||
44 | #include "ixgbe_fcoe.h" | ||
45 | #endif /* CONFIG_FCOE or CONFIG_FCOE_MODULE */ | ||
46 | #ifdef CONFIG_IXGBE_DCA | ||
47 | #include <linux/dca.h> | ||
48 | #endif | ||
49 | |||
50 | /* common prefix used by pr_<> macros */ | ||
51 | #undef pr_fmt | ||
52 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt | ||
53 | |||
54 | /* TX/RX descriptor defines */ | ||
55 | #define IXGBE_DEFAULT_TXD 512 | ||
56 | #define IXGBE_MAX_TXD 4096 | ||
57 | #define IXGBE_MIN_TXD 64 | ||
58 | |||
59 | #define IXGBE_DEFAULT_RXD 512 | ||
60 | #define IXGBE_MAX_RXD 4096 | ||
61 | #define IXGBE_MIN_RXD 64 | ||
62 | |||
63 | /* flow control */ | ||
64 | #define IXGBE_MIN_FCRTL 0x40 | ||
65 | #define IXGBE_MAX_FCRTL 0x7FF80 | ||
66 | #define IXGBE_MIN_FCRTH 0x600 | ||
67 | #define IXGBE_MAX_FCRTH 0x7FFF0 | ||
68 | #define IXGBE_DEFAULT_FCPAUSE 0xFFFF | ||
69 | #define IXGBE_MIN_FCPAUSE 0 | ||
70 | #define IXGBE_MAX_FCPAUSE 0xFFFF | ||
71 | |||
72 | /* Supported Rx Buffer Sizes */ | ||
73 | #define IXGBE_RXBUFFER_512 512 /* Used for packet split */ | ||
74 | #define IXGBE_RXBUFFER_2048 2048 | ||
75 | #define IXGBE_RXBUFFER_4096 4096 | ||
76 | #define IXGBE_RXBUFFER_8192 8192 | ||
77 | #define IXGBE_MAX_RXBUFFER 16384 /* largest size for a single descriptor */ | ||
78 | |||
79 | /* | ||
80 | * NOTE: netdev_alloc_skb reserves up to 64 bytes, NET_IP_ALIGN mans we | ||
81 | * reserve 2 more, and skb_shared_info adds an additional 384 bytes more, | ||
82 | * this adds up to 512 bytes of extra data meaning the smallest allocation | ||
83 | * we could have is 1K. | ||
84 | * i.e. RXBUFFER_512 --> size-1024 slab | ||
85 | */ | ||
86 | #define IXGBE_RX_HDR_SIZE IXGBE_RXBUFFER_512 | ||
87 | |||
88 | #define MAXIMUM_ETHERNET_VLAN_SIZE (ETH_FRAME_LEN + ETH_FCS_LEN + VLAN_HLEN) | ||
89 | |||
90 | /* How many Rx Buffers do we bundle into one write to the hardware ? */ | ||
91 | #define IXGBE_RX_BUFFER_WRITE 16 /* Must be power of 2 */ | ||
92 | |||
93 | #define IXGBE_TX_FLAGS_CSUM (u32)(1) | ||
94 | #define IXGBE_TX_FLAGS_VLAN (u32)(1 << 1) | ||
95 | #define IXGBE_TX_FLAGS_TSO (u32)(1 << 2) | ||
96 | #define IXGBE_TX_FLAGS_IPV4 (u32)(1 << 3) | ||
97 | #define IXGBE_TX_FLAGS_FCOE (u32)(1 << 4) | ||
98 | #define IXGBE_TX_FLAGS_FSO (u32)(1 << 5) | ||
99 | #define IXGBE_TX_FLAGS_VLAN_MASK 0xffff0000 | ||
100 | #define IXGBE_TX_FLAGS_VLAN_PRIO_MASK 0x0000e000 | ||
101 | #define IXGBE_TX_FLAGS_VLAN_SHIFT 16 | ||
102 | |||
103 | #define IXGBE_MAX_RSC_INT_RATE 162760 | ||
104 | |||
105 | #define IXGBE_MAX_VF_MC_ENTRIES 30 | ||
106 | #define IXGBE_MAX_VF_FUNCTIONS 64 | ||
107 | #define IXGBE_MAX_VFTA_ENTRIES 128 | ||
108 | #define MAX_EMULATION_MAC_ADDRS 16 | ||
109 | #define IXGBE_MAX_PF_MACVLANS 15 | ||
110 | #define VMDQ_P(p) ((p) + adapter->num_vfs) | ||
111 | |||
112 | struct vf_data_storage { | ||
113 | unsigned char vf_mac_addresses[ETH_ALEN]; | ||
114 | u16 vf_mc_hashes[IXGBE_MAX_VF_MC_ENTRIES]; | ||
115 | u16 num_vf_mc_hashes; | ||
116 | u16 default_vf_vlan_id; | ||
117 | u16 vlans_enabled; | ||
118 | bool clear_to_send; | ||
119 | bool pf_set_mac; | ||
120 | u16 pf_vlan; /* When set, guest VLAN config not allowed. */ | ||
121 | u16 pf_qos; | ||
122 | u16 tx_rate; | ||
123 | }; | ||
124 | |||
125 | struct vf_macvlans { | ||
126 | struct list_head l; | ||
127 | int vf; | ||
128 | int rar_entry; | ||
129 | bool free; | ||
130 | bool is_macvlan; | ||
131 | u8 vf_macvlan[ETH_ALEN]; | ||
132 | }; | ||
133 | |||
134 | #define IXGBE_MAX_TXD_PWR 14 | ||
135 | #define IXGBE_MAX_DATA_PER_TXD (1 << IXGBE_MAX_TXD_PWR) | ||
136 | |||
137 | /* Tx Descriptors needed, worst case */ | ||
138 | #define TXD_USE_COUNT(S) DIV_ROUND_UP((S), IXGBE_MAX_DATA_PER_TXD) | ||
139 | #define DESC_NEEDED ((MAX_SKB_FRAGS * TXD_USE_COUNT(PAGE_SIZE)) + 4) | ||
140 | |||
141 | /* wrapper around a pointer to a socket buffer, | ||
142 | * so a DMA handle can be stored along with the buffer */ | ||
143 | struct ixgbe_tx_buffer { | ||
144 | struct sk_buff *skb; | ||
145 | dma_addr_t dma; | ||
146 | unsigned long time_stamp; | ||
147 | u16 length; | ||
148 | u16 next_to_watch; | ||
149 | unsigned int bytecount; | ||
150 | u16 gso_segs; | ||
151 | u8 mapped_as_page; | ||
152 | }; | ||
153 | |||
154 | struct ixgbe_rx_buffer { | ||
155 | struct sk_buff *skb; | ||
156 | dma_addr_t dma; | ||
157 | struct page *page; | ||
158 | dma_addr_t page_dma; | ||
159 | unsigned int page_offset; | ||
160 | }; | ||
161 | |||
162 | struct ixgbe_queue_stats { | ||
163 | u64 packets; | ||
164 | u64 bytes; | ||
165 | }; | ||
166 | |||
167 | struct ixgbe_tx_queue_stats { | ||
168 | u64 restart_queue; | ||
169 | u64 tx_busy; | ||
170 | u64 completed; | ||
171 | u64 tx_done_old; | ||
172 | }; | ||
173 | |||
174 | struct ixgbe_rx_queue_stats { | ||
175 | u64 rsc_count; | ||
176 | u64 rsc_flush; | ||
177 | u64 non_eop_descs; | ||
178 | u64 alloc_rx_page_failed; | ||
179 | u64 alloc_rx_buff_failed; | ||
180 | }; | ||
181 | |||
182 | enum ixbge_ring_state_t { | ||
183 | __IXGBE_TX_FDIR_INIT_DONE, | ||
184 | __IXGBE_TX_DETECT_HANG, | ||
185 | __IXGBE_HANG_CHECK_ARMED, | ||
186 | __IXGBE_RX_PS_ENABLED, | ||
187 | __IXGBE_RX_RSC_ENABLED, | ||
188 | }; | ||
189 | |||
190 | #define ring_is_ps_enabled(ring) \ | ||
191 | test_bit(__IXGBE_RX_PS_ENABLED, &(ring)->state) | ||
192 | #define set_ring_ps_enabled(ring) \ | ||
193 | set_bit(__IXGBE_RX_PS_ENABLED, &(ring)->state) | ||
194 | #define clear_ring_ps_enabled(ring) \ | ||
195 | clear_bit(__IXGBE_RX_PS_ENABLED, &(ring)->state) | ||
196 | #define check_for_tx_hang(ring) \ | ||
197 | test_bit(__IXGBE_TX_DETECT_HANG, &(ring)->state) | ||
198 | #define set_check_for_tx_hang(ring) \ | ||
199 | set_bit(__IXGBE_TX_DETECT_HANG, &(ring)->state) | ||
200 | #define clear_check_for_tx_hang(ring) \ | ||
201 | clear_bit(__IXGBE_TX_DETECT_HANG, &(ring)->state) | ||
202 | #define ring_is_rsc_enabled(ring) \ | ||
203 | test_bit(__IXGBE_RX_RSC_ENABLED, &(ring)->state) | ||
204 | #define set_ring_rsc_enabled(ring) \ | ||
205 | set_bit(__IXGBE_RX_RSC_ENABLED, &(ring)->state) | ||
206 | #define clear_ring_rsc_enabled(ring) \ | ||
207 | clear_bit(__IXGBE_RX_RSC_ENABLED, &(ring)->state) | ||
208 | struct ixgbe_ring { | ||
209 | void *desc; /* descriptor ring memory */ | ||
210 | struct device *dev; /* device for DMA mapping */ | ||
211 | struct net_device *netdev; /* netdev ring belongs to */ | ||
212 | union { | ||
213 | struct ixgbe_tx_buffer *tx_buffer_info; | ||
214 | struct ixgbe_rx_buffer *rx_buffer_info; | ||
215 | }; | ||
216 | unsigned long state; | ||
217 | u8 __iomem *tail; | ||
218 | |||
219 | u16 count; /* amount of descriptors */ | ||
220 | u16 rx_buf_len; | ||
221 | |||
222 | u8 queue_index; /* needed for multiqueue queue management */ | ||
223 | u8 reg_idx; /* holds the special value that gets | ||
224 | * the hardware register offset | ||
225 | * associated with this ring, which is | ||
226 | * different for DCB and RSS modes | ||
227 | */ | ||
228 | u8 atr_sample_rate; | ||
229 | u8 atr_count; | ||
230 | |||
231 | u16 next_to_use; | ||
232 | u16 next_to_clean; | ||
233 | |||
234 | u8 dcb_tc; | ||
235 | struct ixgbe_queue_stats stats; | ||
236 | struct u64_stats_sync syncp; | ||
237 | union { | ||
238 | struct ixgbe_tx_queue_stats tx_stats; | ||
239 | struct ixgbe_rx_queue_stats rx_stats; | ||
240 | }; | ||
241 | int numa_node; | ||
242 | unsigned int size; /* length in bytes */ | ||
243 | dma_addr_t dma; /* phys. address of descriptor ring */ | ||
244 | struct rcu_head rcu; | ||
245 | struct ixgbe_q_vector *q_vector; /* back-pointer to host q_vector */ | ||
246 | } ____cacheline_internodealigned_in_smp; | ||
247 | |||
248 | enum ixgbe_ring_f_enum { | ||
249 | RING_F_NONE = 0, | ||
250 | RING_F_VMDQ, /* SR-IOV uses the same ring feature */ | ||
251 | RING_F_RSS, | ||
252 | RING_F_FDIR, | ||
253 | #ifdef IXGBE_FCOE | ||
254 | RING_F_FCOE, | ||
255 | #endif /* IXGBE_FCOE */ | ||
256 | |||
257 | RING_F_ARRAY_SIZE /* must be last in enum set */ | ||
258 | }; | ||
259 | |||
260 | #define IXGBE_MAX_RSS_INDICES 16 | ||
261 | #define IXGBE_MAX_VMDQ_INDICES 64 | ||
262 | #define IXGBE_MAX_FDIR_INDICES 64 | ||
263 | #ifdef IXGBE_FCOE | ||
264 | #define IXGBE_MAX_FCOE_INDICES 8 | ||
265 | #define MAX_RX_QUEUES (IXGBE_MAX_FDIR_INDICES + IXGBE_MAX_FCOE_INDICES) | ||
266 | #define MAX_TX_QUEUES (IXGBE_MAX_FDIR_INDICES + IXGBE_MAX_FCOE_INDICES) | ||
267 | #else | ||
268 | #define MAX_RX_QUEUES IXGBE_MAX_FDIR_INDICES | ||
269 | #define MAX_TX_QUEUES IXGBE_MAX_FDIR_INDICES | ||
270 | #endif /* IXGBE_FCOE */ | ||
271 | struct ixgbe_ring_feature { | ||
272 | int indices; | ||
273 | int mask; | ||
274 | } ____cacheline_internodealigned_in_smp; | ||
275 | |||
276 | struct ixgbe_ring_container { | ||
277 | #if MAX_RX_QUEUES > MAX_TX_QUEUES | ||
278 | DECLARE_BITMAP(idx, MAX_RX_QUEUES); | ||
279 | #else | ||
280 | DECLARE_BITMAP(idx, MAX_TX_QUEUES); | ||
281 | #endif | ||
282 | unsigned int total_bytes; /* total bytes processed this int */ | ||
283 | unsigned int total_packets; /* total packets processed this int */ | ||
284 | u16 work_limit; /* total work allowed per interrupt */ | ||
285 | u8 count; /* total number of rings in vector */ | ||
286 | u8 itr; /* current ITR setting for ring */ | ||
287 | }; | ||
288 | |||
289 | #define MAX_RX_PACKET_BUFFERS ((adapter->flags & IXGBE_FLAG_DCB_ENABLED) \ | ||
290 | ? 8 : 1) | ||
291 | #define MAX_TX_PACKET_BUFFERS MAX_RX_PACKET_BUFFERS | ||
292 | |||
293 | /* MAX_MSIX_Q_VECTORS of these are allocated, | ||
294 | * but we only use one per queue-specific vector. | ||
295 | */ | ||
296 | struct ixgbe_q_vector { | ||
297 | struct ixgbe_adapter *adapter; | ||
298 | unsigned int v_idx; /* index of q_vector within array, also used for | ||
299 | * finding the bit in EICR and friends that | ||
300 | * represents the vector for this ring */ | ||
301 | #ifdef CONFIG_IXGBE_DCA | ||
302 | int cpu; /* CPU for DCA */ | ||
303 | #endif | ||
304 | struct napi_struct napi; | ||
305 | struct ixgbe_ring_container rx, tx; | ||
306 | u32 eitr; | ||
307 | cpumask_var_t affinity_mask; | ||
308 | char name[IFNAMSIZ + 9]; | ||
309 | }; | ||
310 | |||
311 | /* Helper macros to switch between ints/sec and what the register uses. | ||
312 | * And yes, it's the same math going both ways. The lowest value | ||
313 | * supported by all of the ixgbe hardware is 8. | ||
314 | */ | ||
315 | #define EITR_INTS_PER_SEC_TO_REG(_eitr) \ | ||
316 | ((_eitr) ? (1000000000 / ((_eitr) * 256)) : 8) | ||
317 | #define EITR_REG_TO_INTS_PER_SEC EITR_INTS_PER_SEC_TO_REG | ||
318 | |||
319 | static inline u16 ixgbe_desc_unused(struct ixgbe_ring *ring) | ||
320 | { | ||
321 | u16 ntc = ring->next_to_clean; | ||
322 | u16 ntu = ring->next_to_use; | ||
323 | |||
324 | return ((ntc > ntu) ? 0 : ring->count) + ntc - ntu - 1; | ||
325 | } | ||
326 | |||
327 | #define IXGBE_RX_DESC_ADV(R, i) \ | ||
328 | (&(((union ixgbe_adv_rx_desc *)((R)->desc))[i])) | ||
329 | #define IXGBE_TX_DESC_ADV(R, i) \ | ||
330 | (&(((union ixgbe_adv_tx_desc *)((R)->desc))[i])) | ||
331 | #define IXGBE_TX_CTXTDESC_ADV(R, i) \ | ||
332 | (&(((struct ixgbe_adv_tx_context_desc *)((R)->desc))[i])) | ||
333 | |||
334 | #define IXGBE_MAX_JUMBO_FRAME_SIZE 16128 | ||
335 | #ifdef IXGBE_FCOE | ||
336 | /* Use 3K as the baby jumbo frame size for FCoE */ | ||
337 | #define IXGBE_FCOE_JUMBO_FRAME_SIZE 3072 | ||
338 | #endif /* IXGBE_FCOE */ | ||
339 | |||
340 | #define OTHER_VECTOR 1 | ||
341 | #define NON_Q_VECTORS (OTHER_VECTOR) | ||
342 | |||
343 | #define MAX_MSIX_VECTORS_82599 64 | ||
344 | #define MAX_MSIX_Q_VECTORS_82599 64 | ||
345 | #define MAX_MSIX_VECTORS_82598 18 | ||
346 | #define MAX_MSIX_Q_VECTORS_82598 16 | ||
347 | |||
348 | #define MAX_MSIX_Q_VECTORS MAX_MSIX_Q_VECTORS_82599 | ||
349 | #define MAX_MSIX_COUNT MAX_MSIX_VECTORS_82599 | ||
350 | |||
351 | #define MIN_MSIX_Q_VECTORS 2 | ||
352 | #define MIN_MSIX_COUNT (MIN_MSIX_Q_VECTORS + NON_Q_VECTORS) | ||
353 | |||
354 | /* board specific private data structure */ | ||
355 | struct ixgbe_adapter { | ||
356 | unsigned long state; | ||
357 | |||
358 | /* Some features need tri-state capability, | ||
359 | * thus the additional *_CAPABLE flags. | ||
360 | */ | ||
361 | u32 flags; | ||
362 | #define IXGBE_FLAG_RX_CSUM_ENABLED (u32)(1) | ||
363 | #define IXGBE_FLAG_MSI_CAPABLE (u32)(1 << 1) | ||
364 | #define IXGBE_FLAG_MSI_ENABLED (u32)(1 << 2) | ||
365 | #define IXGBE_FLAG_MSIX_CAPABLE (u32)(1 << 3) | ||
366 | #define IXGBE_FLAG_MSIX_ENABLED (u32)(1 << 4) | ||
367 | #define IXGBE_FLAG_RX_1BUF_CAPABLE (u32)(1 << 6) | ||
368 | #define IXGBE_FLAG_RX_PS_CAPABLE (u32)(1 << 7) | ||
369 | #define IXGBE_FLAG_RX_PS_ENABLED (u32)(1 << 8) | ||
370 | #define IXGBE_FLAG_IN_NETPOLL (u32)(1 << 9) | ||
371 | #define IXGBE_FLAG_DCA_ENABLED (u32)(1 << 10) | ||
372 | #define IXGBE_FLAG_DCA_CAPABLE (u32)(1 << 11) | ||
373 | #define IXGBE_FLAG_IMIR_ENABLED (u32)(1 << 12) | ||
374 | #define IXGBE_FLAG_MQ_CAPABLE (u32)(1 << 13) | ||
375 | #define IXGBE_FLAG_DCB_ENABLED (u32)(1 << 14) | ||
376 | #define IXGBE_FLAG_RSS_ENABLED (u32)(1 << 16) | ||
377 | #define IXGBE_FLAG_RSS_CAPABLE (u32)(1 << 17) | ||
378 | #define IXGBE_FLAG_VMDQ_CAPABLE (u32)(1 << 18) | ||
379 | #define IXGBE_FLAG_VMDQ_ENABLED (u32)(1 << 19) | ||
380 | #define IXGBE_FLAG_FAN_FAIL_CAPABLE (u32)(1 << 20) | ||
381 | #define IXGBE_FLAG_NEED_LINK_UPDATE (u32)(1 << 22) | ||
382 | #define IXGBE_FLAG_NEED_LINK_CONFIG (u32)(1 << 23) | ||
383 | #define IXGBE_FLAG_FDIR_HASH_CAPABLE (u32)(1 << 24) | ||
384 | #define IXGBE_FLAG_FDIR_PERFECT_CAPABLE (u32)(1 << 25) | ||
385 | #define IXGBE_FLAG_FCOE_CAPABLE (u32)(1 << 26) | ||
386 | #define IXGBE_FLAG_FCOE_ENABLED (u32)(1 << 27) | ||
387 | #define IXGBE_FLAG_SRIOV_CAPABLE (u32)(1 << 28) | ||
388 | #define IXGBE_FLAG_SRIOV_ENABLED (u32)(1 << 29) | ||
389 | |||
390 | u32 flags2; | ||
391 | #define IXGBE_FLAG2_RSC_CAPABLE (u32)(1) | ||
392 | #define IXGBE_FLAG2_RSC_ENABLED (u32)(1 << 1) | ||
393 | #define IXGBE_FLAG2_TEMP_SENSOR_CAPABLE (u32)(1 << 2) | ||
394 | #define IXGBE_FLAG2_TEMP_SENSOR_EVENT (u32)(1 << 3) | ||
395 | #define IXGBE_FLAG2_SEARCH_FOR_SFP (u32)(1 << 4) | ||
396 | #define IXGBE_FLAG2_SFP_NEEDS_RESET (u32)(1 << 5) | ||
397 | #define IXGBE_FLAG2_RESET_REQUESTED (u32)(1 << 6) | ||
398 | #define IXGBE_FLAG2_FDIR_REQUIRES_REINIT (u32)(1 << 7) | ||
399 | |||
400 | unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)]; | ||
401 | u16 bd_number; | ||
402 | struct ixgbe_q_vector *q_vector[MAX_MSIX_Q_VECTORS]; | ||
403 | |||
404 | /* DCB parameters */ | ||
405 | struct ieee_pfc *ixgbe_ieee_pfc; | ||
406 | struct ieee_ets *ixgbe_ieee_ets; | ||
407 | struct ixgbe_dcb_config dcb_cfg; | ||
408 | struct ixgbe_dcb_config temp_dcb_cfg; | ||
409 | u8 dcb_set_bitmap; | ||
410 | u8 dcbx_cap; | ||
411 | enum ixgbe_fc_mode last_lfc_mode; | ||
412 | |||
413 | /* Interrupt Throttle Rate */ | ||
414 | u32 rx_itr_setting; | ||
415 | u32 tx_itr_setting; | ||
416 | u16 eitr_low; | ||
417 | u16 eitr_high; | ||
418 | |||
419 | /* Work limits */ | ||
420 | u16 tx_work_limit; | ||
421 | |||
422 | /* TX */ | ||
423 | struct ixgbe_ring *tx_ring[MAX_TX_QUEUES] ____cacheline_aligned_in_smp; | ||
424 | int num_tx_queues; | ||
425 | u32 tx_timeout_count; | ||
426 | bool detect_tx_hung; | ||
427 | |||
428 | u64 restart_queue; | ||
429 | u64 lsc_int; | ||
430 | |||
431 | /* RX */ | ||
432 | struct ixgbe_ring *rx_ring[MAX_RX_QUEUES] ____cacheline_aligned_in_smp; | ||
433 | int num_rx_queues; | ||
434 | int num_rx_pools; /* == num_rx_queues in 82598 */ | ||
435 | int num_rx_queues_per_pool; /* 1 if 82598, can be many if 82599 */ | ||
436 | u64 hw_csum_rx_error; | ||
437 | u64 hw_rx_no_dma_resources; | ||
438 | u64 non_eop_descs; | ||
439 | int num_msix_vectors; | ||
440 | int max_msix_q_vectors; /* true count of q_vectors for device */ | ||
441 | struct ixgbe_ring_feature ring_feature[RING_F_ARRAY_SIZE]; | ||
442 | struct msix_entry *msix_entries; | ||
443 | |||
444 | u32 alloc_rx_page_failed; | ||
445 | u32 alloc_rx_buff_failed; | ||
446 | |||
447 | /* default to trying for four seconds */ | ||
448 | #define IXGBE_TRY_LINK_TIMEOUT (4 * HZ) | ||
449 | |||
450 | /* OS defined structs */ | ||
451 | struct net_device *netdev; | ||
452 | struct pci_dev *pdev; | ||
453 | |||
454 | u32 test_icr; | ||
455 | struct ixgbe_ring test_tx_ring; | ||
456 | struct ixgbe_ring test_rx_ring; | ||
457 | |||
458 | /* structs defined in ixgbe_hw.h */ | ||
459 | struct ixgbe_hw hw; | ||
460 | u16 msg_enable; | ||
461 | struct ixgbe_hw_stats stats; | ||
462 | |||
463 | /* Interrupt Throttle Rate */ | ||
464 | u32 rx_eitr_param; | ||
465 | u32 tx_eitr_param; | ||
466 | |||
467 | u64 tx_busy; | ||
468 | unsigned int tx_ring_count; | ||
469 | unsigned int rx_ring_count; | ||
470 | |||
471 | u32 link_speed; | ||
472 | bool link_up; | ||
473 | unsigned long link_check_timeout; | ||
474 | |||
475 | struct work_struct service_task; | ||
476 | struct timer_list service_timer; | ||
477 | u32 fdir_pballoc; | ||
478 | u32 atr_sample_rate; | ||
479 | unsigned long fdir_overflow; /* number of times ATR was backed off */ | ||
480 | spinlock_t fdir_perfect_lock; | ||
481 | #ifdef IXGBE_FCOE | ||
482 | struct ixgbe_fcoe fcoe; | ||
483 | #endif /* IXGBE_FCOE */ | ||
484 | u64 rsc_total_count; | ||
485 | u64 rsc_total_flush; | ||
486 | u32 wol; | ||
487 | u16 eeprom_version; | ||
488 | |||
489 | int node; | ||
490 | u32 led_reg; | ||
491 | u32 interrupt_event; | ||
492 | char lsc_int_name[IFNAMSIZ + 9]; | ||
493 | |||
494 | /* SR-IOV */ | ||
495 | DECLARE_BITMAP(active_vfs, IXGBE_MAX_VF_FUNCTIONS); | ||
496 | unsigned int num_vfs; | ||
497 | struct vf_data_storage *vfinfo; | ||
498 | int vf_rate_link_speed; | ||
499 | struct vf_macvlans vf_mvs; | ||
500 | struct vf_macvlans *mv_list; | ||
501 | bool antispoofing_enabled; | ||
502 | |||
503 | struct hlist_head fdir_filter_list; | ||
504 | union ixgbe_atr_input fdir_mask; | ||
505 | int fdir_filter_count; | ||
506 | }; | ||
507 | |||
508 | struct ixgbe_fdir_filter { | ||
509 | struct hlist_node fdir_node; | ||
510 | union ixgbe_atr_input filter; | ||
511 | u16 sw_idx; | ||
512 | u16 action; | ||
513 | }; | ||
514 | |||
515 | enum ixbge_state_t { | ||
516 | __IXGBE_TESTING, | ||
517 | __IXGBE_RESETTING, | ||
518 | __IXGBE_DOWN, | ||
519 | __IXGBE_SERVICE_SCHED, | ||
520 | __IXGBE_IN_SFP_INIT, | ||
521 | }; | ||
522 | |||
523 | struct ixgbe_rsc_cb { | ||
524 | dma_addr_t dma; | ||
525 | u16 skb_cnt; | ||
526 | bool delay_unmap; | ||
527 | }; | ||
528 | #define IXGBE_RSC_CB(skb) ((struct ixgbe_rsc_cb *)(skb)->cb) | ||
529 | |||
530 | enum ixgbe_boards { | ||
531 | board_82598, | ||
532 | board_82599, | ||
533 | board_X540, | ||
534 | }; | ||
535 | |||
536 | extern struct ixgbe_info ixgbe_82598_info; | ||
537 | extern struct ixgbe_info ixgbe_82599_info; | ||
538 | extern struct ixgbe_info ixgbe_X540_info; | ||
539 | #ifdef CONFIG_IXGBE_DCB | ||
540 | extern const struct dcbnl_rtnl_ops dcbnl_ops; | ||
541 | extern int ixgbe_copy_dcb_cfg(struct ixgbe_dcb_config *src_dcb_cfg, | ||
542 | struct ixgbe_dcb_config *dst_dcb_cfg, | ||
543 | int tc_max); | ||
544 | #endif | ||
545 | |||
546 | extern char ixgbe_driver_name[]; | ||
547 | extern const char ixgbe_driver_version[]; | ||
548 | |||
549 | extern int ixgbe_up(struct ixgbe_adapter *adapter); | ||
550 | extern void ixgbe_down(struct ixgbe_adapter *adapter); | ||
551 | extern void ixgbe_reinit_locked(struct ixgbe_adapter *adapter); | ||
552 | extern void ixgbe_reset(struct ixgbe_adapter *adapter); | ||
553 | extern void ixgbe_set_ethtool_ops(struct net_device *netdev); | ||
554 | extern int ixgbe_setup_rx_resources(struct ixgbe_ring *); | ||
555 | extern int ixgbe_setup_tx_resources(struct ixgbe_ring *); | ||
556 | extern void ixgbe_free_rx_resources(struct ixgbe_ring *); | ||
557 | extern void ixgbe_free_tx_resources(struct ixgbe_ring *); | ||
558 | extern void ixgbe_configure_rx_ring(struct ixgbe_adapter *,struct ixgbe_ring *); | ||
559 | extern void ixgbe_configure_tx_ring(struct ixgbe_adapter *,struct ixgbe_ring *); | ||
560 | extern void ixgbe_disable_rx_queue(struct ixgbe_adapter *adapter, | ||
561 | struct ixgbe_ring *); | ||
562 | extern void ixgbe_update_stats(struct ixgbe_adapter *adapter); | ||
563 | extern int ixgbe_init_interrupt_scheme(struct ixgbe_adapter *adapter); | ||
564 | extern void ixgbe_clear_interrupt_scheme(struct ixgbe_adapter *adapter); | ||
565 | extern netdev_tx_t ixgbe_xmit_frame_ring(struct sk_buff *, | ||
566 | struct ixgbe_adapter *, | ||
567 | struct ixgbe_ring *); | ||
568 | extern void ixgbe_unmap_and_free_tx_resource(struct ixgbe_ring *, | ||
569 | struct ixgbe_tx_buffer *); | ||
570 | extern void ixgbe_alloc_rx_buffers(struct ixgbe_ring *, u16); | ||
571 | extern void ixgbe_write_eitr(struct ixgbe_q_vector *); | ||
572 | extern int ethtool_ioctl(struct ifreq *ifr); | ||
573 | extern s32 ixgbe_reinit_fdir_tables_82599(struct ixgbe_hw *hw); | ||
574 | extern s32 ixgbe_init_fdir_signature_82599(struct ixgbe_hw *hw, u32 fdirctrl); | ||
575 | extern s32 ixgbe_init_fdir_perfect_82599(struct ixgbe_hw *hw, u32 fdirctrl); | ||
576 | extern s32 ixgbe_fdir_add_signature_filter_82599(struct ixgbe_hw *hw, | ||
577 | union ixgbe_atr_hash_dword input, | ||
578 | union ixgbe_atr_hash_dword common, | ||
579 | u8 queue); | ||
580 | extern s32 ixgbe_fdir_set_input_mask_82599(struct ixgbe_hw *hw, | ||
581 | union ixgbe_atr_input *input_mask); | ||
582 | extern s32 ixgbe_fdir_write_perfect_filter_82599(struct ixgbe_hw *hw, | ||
583 | union ixgbe_atr_input *input, | ||
584 | u16 soft_id, u8 queue); | ||
585 | extern s32 ixgbe_fdir_erase_perfect_filter_82599(struct ixgbe_hw *hw, | ||
586 | union ixgbe_atr_input *input, | ||
587 | u16 soft_id); | ||
588 | extern void ixgbe_atr_compute_perfect_hash_82599(union ixgbe_atr_input *input, | ||
589 | union ixgbe_atr_input *mask); | ||
590 | extern void ixgbe_set_rx_mode(struct net_device *netdev); | ||
591 | extern int ixgbe_setup_tc(struct net_device *dev, u8 tc); | ||
592 | extern void ixgbe_tx_ctxtdesc(struct ixgbe_ring *, u32, u32, u32, u32); | ||
593 | extern void ixgbe_do_reset(struct net_device *netdev); | ||
594 | #ifdef IXGBE_FCOE | ||
595 | extern void ixgbe_configure_fcoe(struct ixgbe_adapter *adapter); | ||
596 | extern int ixgbe_fso(struct ixgbe_ring *tx_ring, struct sk_buff *skb, | ||
597 | u32 tx_flags, u8 *hdr_len); | ||
598 | extern void ixgbe_cleanup_fcoe(struct ixgbe_adapter *adapter); | ||
599 | extern int ixgbe_fcoe_ddp(struct ixgbe_adapter *adapter, | ||
600 | union ixgbe_adv_rx_desc *rx_desc, | ||
601 | struct sk_buff *skb, | ||
602 | u32 staterr); | ||
603 | extern int ixgbe_fcoe_ddp_get(struct net_device *netdev, u16 xid, | ||
604 | struct scatterlist *sgl, unsigned int sgc); | ||
605 | extern int ixgbe_fcoe_ddp_target(struct net_device *netdev, u16 xid, | ||
606 | struct scatterlist *sgl, unsigned int sgc); | ||
607 | extern int ixgbe_fcoe_ddp_put(struct net_device *netdev, u16 xid); | ||
608 | extern int ixgbe_fcoe_enable(struct net_device *netdev); | ||
609 | extern int ixgbe_fcoe_disable(struct net_device *netdev); | ||
610 | #ifdef CONFIG_IXGBE_DCB | ||
611 | extern u8 ixgbe_fcoe_getapp(struct ixgbe_adapter *adapter); | ||
612 | extern u8 ixgbe_fcoe_setapp(struct ixgbe_adapter *adapter, u8 up); | ||
613 | #endif /* CONFIG_IXGBE_DCB */ | ||
614 | extern int ixgbe_fcoe_get_wwn(struct net_device *netdev, u64 *wwn, int type); | ||
615 | #endif /* IXGBE_FCOE */ | ||
616 | |||
617 | #endif /* _IXGBE_H_ */ | ||