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7daa6bf3 JB |
1 | /******************************************************************************* |
2 | * | |
3 | * Intel Ethernet Controller XL710 Family Linux Driver | |
dc641b73 | 4 | * Copyright(c) 2013 - 2014 Intel Corporation. |
7daa6bf3 JB |
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 | * | |
dc641b73 GR |
15 | * You should have received a copy of the GNU General Public License along |
16 | * with this program. If not, see <http://www.gnu.org/licenses/>. | |
7daa6bf3 JB |
17 | * |
18 | * The full GNU General Public License is included in this distribution in | |
19 | * the file called "COPYING". | |
20 | * | |
21 | * Contact Information: | |
22 | * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> | |
23 | * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 | |
24 | * | |
25 | ******************************************************************************/ | |
26 | ||
27 | #ifndef _I40E_H_ | |
28 | #define _I40E_H_ | |
29 | ||
30 | #include <net/tcp.h> | |
8144f0f7 | 31 | #include <net/udp.h> |
7daa6bf3 JB |
32 | #include <linux/types.h> |
33 | #include <linux/errno.h> | |
34 | #include <linux/module.h> | |
35 | #include <linux/pci.h> | |
36 | #include <linux/aer.h> | |
37 | #include <linux/netdevice.h> | |
38 | #include <linux/ioport.h> | |
39 | #include <linux/slab.h> | |
40 | #include <linux/list.h> | |
41 | #include <linux/string.h> | |
42 | #include <linux/in.h> | |
43 | #include <linux/ip.h> | |
44 | #include <linux/tcp.h> | |
45 | #include <linux/sctp.h> | |
46 | #include <linux/pkt_sched.h> | |
47 | #include <linux/ipv6.h> | |
7daa6bf3 JB |
48 | #include <net/checksum.h> |
49 | #include <net/ip6_checksum.h> | |
50 | #include <linux/ethtool.h> | |
51 | #include <linux/if_vlan.h> | |
beb0dff1 JK |
52 | #include <linux/clocksource.h> |
53 | #include <linux/net_tstamp.h> | |
54 | #include <linux/ptp_clock_kernel.h> | |
7daa6bf3 JB |
55 | #include "i40e_type.h" |
56 | #include "i40e_prototype.h" | |
38e00438 VD |
57 | #ifdef I40E_FCOE |
58 | #include "i40e_fcoe.h" | |
59 | #endif | |
7daa6bf3 JB |
60 | #include "i40e_virtchnl.h" |
61 | #include "i40e_virtchnl_pf.h" | |
62 | #include "i40e_txrx.h" | |
4e3b35b0 | 63 | #include "i40e_dcb.h" |
7daa6bf3 JB |
64 | |
65 | /* Useful i40e defaults */ | |
66 | #define I40E_BASE_PF_SEID 16 | |
67 | #define I40E_BASE_VSI_SEID 512 | |
68 | #define I40E_BASE_VEB_SEID 288 | |
69 | #define I40E_MAX_VEB 16 | |
70 | ||
71 | #define I40E_MAX_NUM_DESCRIPTORS 4096 | |
a45e88c9 | 72 | #define I40E_MAX_REGISTER 0x800000 |
7daa6bf3 JB |
73 | #define I40E_DEFAULT_NUM_DESCRIPTORS 512 |
74 | #define I40E_REQ_DESCRIPTOR_MULTIPLE 32 | |
75 | #define I40E_MIN_NUM_DESCRIPTORS 64 | |
76 | #define I40E_MIN_MSIX 2 | |
77 | #define I40E_DEFAULT_NUM_VMDQ_VSI 8 /* max 256 VSIs */ | |
505682cd | 78 | #define I40E_MIN_VSI_ALLOC 51 /* LAN, ATR, FCOE, 32 VF, 16 VMDQ */ |
7daa6bf3 JB |
79 | #define I40E_DEFAULT_QUEUES_PER_VMDQ 2 /* max 16 qps */ |
80 | #define I40E_DEFAULT_QUEUES_PER_VF 4 | |
81 | #define I40E_DEFAULT_QUEUES_PER_TC 1 /* should be a power of 2 */ | |
4e3b35b0 | 82 | #define I40E_MAX_QUEUES_PER_TC 64 /* should be a power of 2 */ |
7daa6bf3 JB |
83 | #define I40E_FDIR_RING 0 |
84 | #define I40E_FDIR_RING_COUNT 32 | |
38e00438 VD |
85 | #ifdef I40E_FCOE |
86 | #define I40E_DEFAULT_FCOE 8 /* default number of QPs for FCoE */ | |
87 | #define I40E_MINIMUM_FCOE 1 /* minimum number of QPs for FCoE */ | |
88 | #endif /* I40E_FCOE */ | |
7daa6bf3 | 89 | #define I40E_MAX_AQ_BUF_SIZE 4096 |
baf73277 | 90 | #define I40E_AQ_LEN 128 |
7daa6bf3 JB |
91 | #define I40E_AQ_WORK_LIMIT 16 |
92 | #define I40E_MAX_USER_PRIORITY 8 | |
93 | #define I40E_DEFAULT_MSG_ENABLE 4 | |
23527308 | 94 | #define I40E_QUEUE_WAIT_RETRY_LIMIT 10 |
7daa6bf3 JB |
95 | |
96 | #define I40E_NVM_VERSION_LO_SHIFT 0 | |
fe310704 | 97 | #define I40E_NVM_VERSION_LO_MASK (0xff << I40E_NVM_VERSION_LO_SHIFT) |
ff80301e JB |
98 | #define I40E_NVM_VERSION_HI_SHIFT 12 |
99 | #define I40E_NVM_VERSION_HI_MASK (0xf << I40E_NVM_VERSION_HI_SHIFT) | |
fe310704 AS |
100 | |
101 | /* The values in here are decimal coded as hex as is the case in the NVM map*/ | |
102 | #define I40E_CURRENT_NVM_VERSION_HI 0x2 | |
ff80301e | 103 | #define I40E_CURRENT_NVM_VERSION_LO 0x40 |
fe310704 | 104 | |
7daa6bf3 JB |
105 | /* magic for getting defines into strings */ |
106 | #define STRINGIFY(foo) #foo | |
107 | #define XSTRINGIFY(bar) STRINGIFY(bar) | |
108 | ||
7daa6bf3 JB |
109 | #define I40E_RX_DESC(R, i) \ |
110 | ((ring_is_16byte_desc_enabled(R)) \ | |
111 | ? (union i40e_32byte_rx_desc *) \ | |
112 | (&(((union i40e_16byte_rx_desc *)((R)->desc))[i])) \ | |
113 | : (&(((union i40e_32byte_rx_desc *)((R)->desc))[i]))) | |
114 | #define I40E_TX_DESC(R, i) \ | |
115 | (&(((struct i40e_tx_desc *)((R)->desc))[i])) | |
116 | #define I40E_TX_CTXTDESC(R, i) \ | |
117 | (&(((struct i40e_tx_context_desc *)((R)->desc))[i])) | |
118 | #define I40E_TX_FDIRDESC(R, i) \ | |
119 | (&(((struct i40e_filter_program_desc *)((R)->desc))[i])) | |
120 | ||
121 | /* default to trying for four seconds */ | |
122 | #define I40E_TRY_LINK_TIMEOUT (4 * HZ) | |
123 | ||
124 | /* driver state flags */ | |
125 | enum i40e_state_t { | |
126 | __I40E_TESTING, | |
127 | __I40E_CONFIG_BUSY, | |
128 | __I40E_CONFIG_DONE, | |
129 | __I40E_DOWN, | |
130 | __I40E_NEEDS_RESTART, | |
131 | __I40E_SERVICE_SCHED, | |
132 | __I40E_ADMINQ_EVENT_PENDING, | |
133 | __I40E_MDD_EVENT_PENDING, | |
134 | __I40E_VFLR_EVENT_PENDING, | |
135 | __I40E_RESET_RECOVERY_PENDING, | |
136 | __I40E_RESET_INTR_RECEIVED, | |
137 | __I40E_REINIT_REQUESTED, | |
138 | __I40E_PF_RESET_REQUESTED, | |
139 | __I40E_CORE_RESET_REQUESTED, | |
140 | __I40E_GLOBAL_RESET_REQUESTED, | |
7823fe34 | 141 | __I40E_EMP_RESET_REQUESTED, |
7daa6bf3 | 142 | __I40E_FILTER_OVERFLOW_PROMISC, |
9007bccd | 143 | __I40E_SUSPENDED, |
9ce34f02 | 144 | __I40E_PTP_TX_IN_PROGRESS, |
4eb3f768 | 145 | __I40E_BAD_EEPROM, |
b5d06f05 | 146 | __I40E_DOWN_REQUESTED, |
1e1be8f6 | 147 | __I40E_FD_FLUSH_REQUESTED, |
a316f651 | 148 | __I40E_RESET_FAILED, |
69129dc3 | 149 | __I40E_PORT_TX_SUSPENDED, |
7daa6bf3 JB |
150 | }; |
151 | ||
152 | enum i40e_interrupt_policy { | |
153 | I40E_INTERRUPT_BEST_CASE, | |
154 | I40E_INTERRUPT_MEDIUM, | |
155 | I40E_INTERRUPT_LOWEST | |
156 | }; | |
157 | ||
158 | struct i40e_lump_tracking { | |
159 | u16 num_entries; | |
160 | u16 search_hint; | |
161 | u16 list[0]; | |
162 | #define I40E_PILE_VALID_BIT 0x8000 | |
163 | }; | |
164 | ||
165 | #define I40E_DEFAULT_ATR_SAMPLE_RATE 20 | |
55a5e60b ASJ |
166 | #define I40E_FDIR_MAX_RAW_PACKET_SIZE 512 |
167 | #define I40E_FDIR_BUFFER_FULL_MARGIN 10 | |
12957388 | 168 | #define I40E_FDIR_BUFFER_HEAD_ROOM 32 |
55a5e60b | 169 | |
433c47de ASJ |
170 | enum i40e_fd_stat_idx { |
171 | I40E_FD_STAT_ATR, | |
172 | I40E_FD_STAT_SB, | |
173 | I40E_FD_STAT_PF_COUNT | |
174 | }; | |
175 | #define I40E_FD_STAT_PF_IDX(pf_id) ((pf_id) * I40E_FD_STAT_PF_COUNT) | |
176 | #define I40E_FD_ATR_STAT_IDX(pf_id) \ | |
177 | (I40E_FD_STAT_PF_IDX(pf_id) + I40E_FD_STAT_ATR) | |
178 | #define I40E_FD_SB_STAT_IDX(pf_id) \ | |
179 | (I40E_FD_STAT_PF_IDX(pf_id) + I40E_FD_STAT_SB) | |
180 | ||
17a73f6b JG |
181 | struct i40e_fdir_filter { |
182 | struct hlist_node fdir_node; | |
183 | /* filter ipnut set */ | |
184 | u8 flow_type; | |
185 | u8 ip4_proto; | |
04b73bd7 | 186 | /* TX packet view of src and dst */ |
17a73f6b JG |
187 | __be32 dst_ip[4]; |
188 | __be32 src_ip[4]; | |
189 | __be16 src_port; | |
190 | __be16 dst_port; | |
191 | __be32 sctp_v_tag; | |
192 | /* filter control */ | |
7daa6bf3 JB |
193 | u16 q_index; |
194 | u8 flex_off; | |
195 | u8 pctype; | |
196 | u16 dest_vsi; | |
197 | u8 dest_ctl; | |
198 | u8 fd_status; | |
199 | u16 cnt_index; | |
200 | u32 fd_id; | |
7daa6bf3 JB |
201 | }; |
202 | ||
4e3b35b0 NP |
203 | #define I40E_ETH_P_LLDP 0x88cc |
204 | ||
7daa6bf3 JB |
205 | #define I40E_DCB_PRIO_TYPE_STRICT 0 |
206 | #define I40E_DCB_PRIO_TYPE_ETS 1 | |
207 | #define I40E_DCB_STRICT_PRIO_CREDITS 127 | |
208 | #define I40E_MAX_USER_PRIORITY 8 | |
209 | /* DCB per TC information data structure */ | |
210 | struct i40e_tc_info { | |
211 | u16 qoffset; /* Queue offset from base queue */ | |
212 | u16 qcount; /* Total Queues */ | |
213 | u8 netdev_tc; /* Netdev TC index if netdev associated */ | |
214 | }; | |
215 | ||
216 | /* TC configuration data structure */ | |
217 | struct i40e_tc_configuration { | |
218 | u8 numtc; /* Total number of enabled TCs */ | |
219 | u8 enabled_tc; /* TC map */ | |
220 | struct i40e_tc_info tc_info[I40E_MAX_TRAFFIC_CLASS]; | |
221 | }; | |
222 | ||
223 | /* struct that defines the Ethernet device */ | |
224 | struct i40e_pf { | |
225 | struct pci_dev *pdev; | |
226 | struct i40e_hw hw; | |
227 | unsigned long state; | |
228 | unsigned long link_check_timeout; | |
229 | struct msix_entry *msix_entries; | |
7daa6bf3 JB |
230 | bool fc_autoneg_status; |
231 | ||
232 | u16 eeprom_version; | |
6c167f58 | 233 | u16 num_vmdq_vsis; /* num vmdq vsis this pf has set up */ |
7daa6bf3 JB |
234 | u16 num_vmdq_qps; /* num queue pairs per vmdq pool */ |
235 | u16 num_vmdq_msix; /* num queue vectors per vmdq pool */ | |
236 | u16 num_req_vfs; /* num vfs requested for this vf */ | |
237 | u16 num_vf_qps; /* num queue pairs per vf */ | |
38e00438 VD |
238 | #ifdef I40E_FCOE |
239 | u16 num_fcoe_qps; /* num fcoe queues this pf has set up */ | |
240 | u16 num_fcoe_msix; /* num queue vectors per fcoe pool */ | |
241 | #endif /* I40E_FCOE */ | |
7daa6bf3 JB |
242 | u16 num_lan_qps; /* num lan queues this pf has set up */ |
243 | u16 num_lan_msix; /* num queue vectors for the base pf vsi */ | |
f8ff1464 | 244 | int queues_left; /* queues left unclaimed */ |
7daa6bf3 JB |
245 | u16 rss_size; /* num queues in the RSS array */ |
246 | u16 rss_size_max; /* HW defined max RSS queues */ | |
247 | u16 fdir_pf_filter_count; /* num of guaranteed filters for this PF */ | |
505682cd | 248 | u16 num_alloc_vsi; /* num VSIs this driver supports */ |
7daa6bf3 | 249 | u8 atr_sample_rate; |
8e2773ae | 250 | bool wol_en; |
7daa6bf3 | 251 | |
17a73f6b JG |
252 | struct hlist_head fdir_filter_list; |
253 | u16 fdir_pf_active_filters; | |
433c47de ASJ |
254 | u16 fd_sb_cnt_idx; |
255 | u16 fd_atr_cnt_idx; | |
1e1be8f6 | 256 | unsigned long fd_flush_timestamp; |
60793f4a | 257 | u32 fd_flush_cnt; |
1e1be8f6 ASJ |
258 | u32 fd_add_err; |
259 | u32 fd_atr_cnt; | |
260 | u32 fd_tcp_rule; | |
17a73f6b | 261 | |
a1c9a9d9 JK |
262 | #ifdef CONFIG_I40E_VXLAN |
263 | __be16 vxlan_ports[I40E_MAX_PF_UDP_OFFLOAD_PORTS]; | |
264 | u16 pending_vxlan_bitmap; | |
265 | ||
266 | #endif | |
7daa6bf3 JB |
267 | enum i40e_interrupt_policy int_policy; |
268 | u16 rx_itr_default; | |
269 | u16 tx_itr_default; | |
270 | u16 msg_enable; | |
271 | char misc_int_name[IFNAMSIZ + 9]; | |
272 | u16 adminq_work_limit; /* num of admin receive queue desc to process */ | |
21536717 SN |
273 | unsigned long service_timer_period; |
274 | unsigned long service_timer_previous; | |
7daa6bf3 JB |
275 | struct timer_list service_timer; |
276 | struct work_struct service_task; | |
277 | ||
278 | u64 flags; | |
279 | #define I40E_FLAG_RX_CSUM_ENABLED (u64)(1 << 1) | |
280 | #define I40E_FLAG_MSI_ENABLED (u64)(1 << 2) | |
281 | #define I40E_FLAG_MSIX_ENABLED (u64)(1 << 3) | |
282 | #define I40E_FLAG_RX_1BUF_ENABLED (u64)(1 << 4) | |
283 | #define I40E_FLAG_RX_PS_ENABLED (u64)(1 << 5) | |
284 | #define I40E_FLAG_RSS_ENABLED (u64)(1 << 6) | |
9f52987b NP |
285 | #define I40E_FLAG_VMDQ_ENABLED (u64)(1 << 7) |
286 | #define I40E_FLAG_FDIR_REQUIRES_REINIT (u64)(1 << 8) | |
287 | #define I40E_FLAG_NEED_LINK_UPDATE (u64)(1 << 9) | |
38e00438 VD |
288 | #ifdef I40E_FCOE |
289 | #define I40E_FLAG_FCOE_ENABLED (u64)(1 << 11) | |
290 | #endif /* I40E_FCOE */ | |
9f52987b NP |
291 | #define I40E_FLAG_IN_NETPOLL (u64)(1 << 12) |
292 | #define I40E_FLAG_16BYTE_RX_DESC_ENABLED (u64)(1 << 13) | |
293 | #define I40E_FLAG_CLEAN_ADMINQ (u64)(1 << 14) | |
294 | #define I40E_FLAG_FILTER_SYNC (u64)(1 << 15) | |
295 | #define I40E_FLAG_PROCESS_MDD_EVENT (u64)(1 << 17) | |
296 | #define I40E_FLAG_PROCESS_VFLR_EVENT (u64)(1 << 18) | |
297 | #define I40E_FLAG_SRIOV_ENABLED (u64)(1 << 19) | |
298 | #define I40E_FLAG_DCB_ENABLED (u64)(1 << 20) | |
60ea5f83 JB |
299 | #define I40E_FLAG_FD_SB_ENABLED (u64)(1 << 21) |
300 | #define I40E_FLAG_FD_ATR_ENABLED (u64)(1 << 22) | |
beb0dff1 | 301 | #define I40E_FLAG_PTP (u64)(1 << 25) |
a1c9a9d9 JK |
302 | #define I40E_FLAG_MFP_ENABLED (u64)(1 << 26) |
303 | #ifdef CONFIG_I40E_VXLAN | |
304 | #define I40E_FLAG_VXLAN_FILTER_SYNC (u64)(1 << 27) | |
305 | #endif | |
1f224ad2 | 306 | #define I40E_FLAG_PORT_ID_VALID (u64)(1 << 28) |
4d9b6043 | 307 | #define I40E_FLAG_DCB_CAPABLE (u64)(1 << 29) |
7daa6bf3 | 308 | |
61dade7e ASJ |
309 | /* tracks features that get auto disabled by errors */ |
310 | u64 auto_disable_flags; | |
311 | ||
38e00438 VD |
312 | #ifdef I40E_FCOE |
313 | struct i40e_fcoe fcoe; | |
314 | ||
315 | #endif /* I40E_FCOE */ | |
7daa6bf3 JB |
316 | bool stat_offsets_loaded; |
317 | struct i40e_hw_port_stats stats; | |
318 | struct i40e_hw_port_stats stats_offsets; | |
319 | u32 tx_timeout_count; | |
320 | u32 tx_timeout_recovery_level; | |
321 | unsigned long tx_timeout_last_recovery; | |
810b3ae4 | 322 | u32 tx_sluggish_count; |
7daa6bf3 JB |
323 | u32 hw_csum_rx_error; |
324 | u32 led_status; | |
325 | u16 corer_count; /* Core reset count */ | |
326 | u16 globr_count; /* Global reset count */ | |
327 | u16 empr_count; /* EMP reset count */ | |
328 | u16 pfr_count; /* PF reset count */ | |
cd92e72f | 329 | u16 sw_int_count; /* SW interrupt count */ |
7daa6bf3 JB |
330 | |
331 | struct mutex switch_mutex; | |
332 | u16 lan_vsi; /* our default LAN VSI */ | |
333 | u16 lan_veb; /* initial relay, if exists */ | |
334 | #define I40E_NO_VEB 0xffff | |
335 | #define I40E_NO_VSI 0xffff | |
336 | u16 next_vsi; /* Next unallocated VSI - 0-based! */ | |
337 | struct i40e_vsi **vsi; | |
338 | struct i40e_veb *veb[I40E_MAX_VEB]; | |
339 | ||
340 | struct i40e_lump_tracking *qp_pile; | |
341 | struct i40e_lump_tracking *irq_pile; | |
342 | ||
343 | /* switch config info */ | |
344 | u16 pf_seid; | |
345 | u16 main_vsi_seid; | |
346 | u16 mac_seid; | |
7daa6bf3 JB |
347 | struct kobject *switch_kobj; |
348 | #ifdef CONFIG_DEBUG_FS | |
349 | struct dentry *i40e_dbg_pf; | |
350 | #endif /* CONFIG_DEBUG_FS */ | |
351 | ||
93cd765b ASJ |
352 | u16 instance; /* A unique number per i40e_pf instance in the system */ |
353 | ||
7daa6bf3 JB |
354 | /* sr-iov config info */ |
355 | struct i40e_vf *vf; | |
356 | int num_alloc_vfs; /* actual number of VFs allocated */ | |
357 | u32 vf_aq_requests; | |
358 | ||
359 | /* DCBx/DCBNL capability for PF that indicates | |
360 | * whether DCBx is managed by firmware or host | |
361 | * based agent (LLDPAD). Also, indicates what | |
362 | * flavor of DCBx protocol (IEEE/CEE) is supported | |
363 | * by the device. For now we're supporting IEEE | |
364 | * mode only. | |
365 | */ | |
366 | u16 dcbx_cap; | |
367 | ||
368 | u32 fcoe_hmc_filt_num; | |
369 | u32 fcoe_hmc_cntx_num; | |
370 | struct i40e_filter_control_settings filter_settings; | |
beb0dff1 JK |
371 | |
372 | struct ptp_clock *ptp_clock; | |
373 | struct ptp_clock_info ptp_caps; | |
374 | struct sk_buff *ptp_tx_skb; | |
beb0dff1 | 375 | struct hwtstamp_config tstamp_config; |
beb0dff1 JK |
376 | unsigned long last_rx_ptp_check; |
377 | spinlock_t tmreg_lock; /* Used to protect the device time registers. */ | |
378 | u64 ptp_base_adj; | |
379 | u32 tx_hwtstamp_timeouts; | |
380 | u32 rx_hwtstamp_cleared; | |
381 | bool ptp_tx; | |
382 | bool ptp_rx; | |
e157ea30 | 383 | u16 rss_table_size; |
7daa6bf3 JB |
384 | }; |
385 | ||
386 | struct i40e_mac_filter { | |
387 | struct list_head list; | |
388 | u8 macaddr[ETH_ALEN]; | |
389 | #define I40E_VLAN_ANY -1 | |
390 | s16 vlan; | |
391 | u8 counter; /* number of instances of this filter */ | |
392 | bool is_vf; /* filter belongs to a VF */ | |
393 | bool is_netdev; /* filter belongs to a netdev */ | |
394 | bool changed; /* filter needs to be sync'd to the HW */ | |
6252c7e4 | 395 | bool is_laa; /* filter is a Locally Administered Address */ |
7daa6bf3 JB |
396 | }; |
397 | ||
398 | struct i40e_veb { | |
399 | struct i40e_pf *pf; | |
400 | u16 idx; | |
401 | u16 veb_idx; /* index of VEB parent */ | |
402 | u16 seid; | |
403 | u16 uplink_seid; | |
404 | u16 stats_idx; /* index of VEB parent */ | |
405 | u8 enabled_tc; | |
406 | u16 flags; | |
407 | u16 bw_limit; | |
408 | u8 bw_max_quanta; | |
409 | bool is_abs_credits; | |
410 | u8 bw_tc_share_credits[I40E_MAX_TRAFFIC_CLASS]; | |
411 | u16 bw_tc_limit_credits[I40E_MAX_TRAFFIC_CLASS]; | |
412 | u8 bw_tc_max_quanta[I40E_MAX_TRAFFIC_CLASS]; | |
413 | struct kobject *kobj; | |
414 | bool stat_offsets_loaded; | |
415 | struct i40e_eth_stats stats; | |
416 | struct i40e_eth_stats stats_offsets; | |
417 | }; | |
418 | ||
419 | /* struct that defines a VSI, associated with a dev */ | |
420 | struct i40e_vsi { | |
421 | struct net_device *netdev; | |
422 | unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)]; | |
423 | bool netdev_registered; | |
424 | bool stat_offsets_loaded; | |
425 | ||
426 | u32 current_netdev_flags; | |
427 | unsigned long state; | |
428 | #define I40E_VSI_FLAG_FILTER_CHANGED (1<<0) | |
429 | #define I40E_VSI_FLAG_VEB_OWNER (1<<1) | |
430 | unsigned long flags; | |
431 | ||
432 | struct list_head mac_filter_list; | |
433 | ||
434 | /* VSI stats */ | |
435 | struct rtnl_link_stats64 net_stats; | |
436 | struct rtnl_link_stats64 net_stats_offsets; | |
437 | struct i40e_eth_stats eth_stats; | |
438 | struct i40e_eth_stats eth_stats_offsets; | |
38e00438 VD |
439 | #ifdef I40E_FCOE |
440 | struct i40e_fcoe_stats fcoe_stats; | |
441 | struct i40e_fcoe_stats fcoe_stats_offsets; | |
442 | bool fcoe_stat_offsets_loaded; | |
443 | #endif | |
7daa6bf3 JB |
444 | u32 tx_restart; |
445 | u32 tx_busy; | |
446 | u32 rx_buf_failed; | |
447 | u32 rx_page_failed; | |
448 | ||
9f65e15b AD |
449 | /* These are containers of ring pointers, allocated at run-time */ |
450 | struct i40e_ring **rx_rings; | |
451 | struct i40e_ring **tx_rings; | |
7daa6bf3 JB |
452 | |
453 | u16 work_limit; | |
454 | /* high bit set means dynamic, use accessor routines to read/write. | |
455 | * hardware only supports 2us resolution for the ITR registers. | |
456 | * these values always store the USER setting, and must be converted | |
457 | * before programming to a register. | |
458 | */ | |
459 | u16 rx_itr_setting; | |
460 | u16 tx_itr_setting; | |
461 | ||
462 | u16 max_frame; | |
463 | u16 rx_hdr_len; | |
464 | u16 rx_buf_len; | |
465 | u8 dtype; | |
466 | ||
467 | /* List of q_vectors allocated to this VSI */ | |
493fb300 | 468 | struct i40e_q_vector **q_vectors; |
7daa6bf3 JB |
469 | int num_q_vectors; |
470 | int base_vector; | |
63741846 | 471 | bool irqs_ready; |
7daa6bf3 JB |
472 | |
473 | u16 seid; /* HW index of this VSI (absolute index) */ | |
474 | u16 id; /* VSI number */ | |
475 | u16 uplink_seid; | |
476 | ||
477 | u16 base_queue; /* vsi's first queue in hw array */ | |
478 | u16 alloc_queue_pairs; /* Allocated Tx/Rx queues */ | |
479 | u16 num_queue_pairs; /* Used tx and rx pairs */ | |
480 | u16 num_desc; | |
481 | enum i40e_vsi_type type; /* VSI type, e.g., LAN, FCoE, etc */ | |
482 | u16 vf_id; /* Virtual function ID for SRIOV VSIs */ | |
483 | ||
484 | struct i40e_tc_configuration tc_config; | |
485 | struct i40e_aqc_vsi_properties_data info; | |
486 | ||
487 | /* VSI BW limit (absolute across all TCs) */ | |
488 | u16 bw_limit; /* VSI BW Limit (0 = disabled) */ | |
489 | u8 bw_max_quanta; /* Max Quanta when BW limit is enabled */ | |
490 | ||
491 | /* Relative TC credits across VSIs */ | |
492 | u8 bw_ets_share_credits[I40E_MAX_TRAFFIC_CLASS]; | |
493 | /* TC BW limit credits within VSI */ | |
494 | u16 bw_ets_limit_credits[I40E_MAX_TRAFFIC_CLASS]; | |
495 | /* TC BW limit max quanta within VSI */ | |
496 | u8 bw_ets_max_quanta[I40E_MAX_TRAFFIC_CLASS]; | |
497 | ||
498 | struct i40e_pf *back; /* Backreference to associated PF */ | |
499 | u16 idx; /* index in pf->vsi[] */ | |
500 | u16 veb_idx; /* index of VEB parent */ | |
501 | struct kobject *kobj; /* sysfs object */ | |
502 | ||
503 | /* VSI specific handlers */ | |
504 | irqreturn_t (*irq_handler)(int irq, void *data); | |
505 | } ____cacheline_internodealigned_in_smp; | |
506 | ||
507 | struct i40e_netdev_priv { | |
508 | struct i40e_vsi *vsi; | |
509 | }; | |
510 | ||
511 | /* struct that defines an interrupt vector */ | |
512 | struct i40e_q_vector { | |
513 | struct i40e_vsi *vsi; | |
514 | ||
515 | u16 v_idx; /* index in the vsi->q_vector array. */ | |
516 | u16 reg_idx; /* register index of the interrupt */ | |
517 | ||
518 | struct napi_struct napi; | |
519 | ||
520 | struct i40e_ring_container rx; | |
521 | struct i40e_ring_container tx; | |
522 | ||
523 | u8 num_ringpairs; /* total number of ring pairs in vector */ | |
524 | ||
7daa6bf3 | 525 | cpumask_t affinity_mask; |
493fb300 AD |
526 | struct rcu_head rcu; /* to avoid race with update stats on free */ |
527 | char name[IFNAMSIZ + 9]; | |
7daa6bf3 JB |
528 | } ____cacheline_internodealigned_in_smp; |
529 | ||
530 | /* lan device */ | |
531 | struct i40e_device { | |
532 | struct list_head list; | |
533 | struct i40e_pf *pf; | |
534 | }; | |
535 | ||
536 | /** | |
537 | * i40e_fw_version_str - format the FW and NVM version strings | |
538 | * @hw: ptr to the hardware info | |
539 | **/ | |
540 | static inline char *i40e_fw_version_str(struct i40e_hw *hw) | |
541 | { | |
542 | static char buf[32]; | |
543 | ||
544 | snprintf(buf, sizeof(buf), | |
fe310704 | 545 | "f%d.%d a%d.%d n%02x.%02x e%08x", |
7daa6bf3 JB |
546 | hw->aq.fw_maj_ver, hw->aq.fw_min_ver, |
547 | hw->aq.api_maj_ver, hw->aq.api_min_ver, | |
ff80301e JB |
548 | (hw->nvm.version & I40E_NVM_VERSION_HI_MASK) >> |
549 | I40E_NVM_VERSION_HI_SHIFT, | |
550 | (hw->nvm.version & I40E_NVM_VERSION_LO_MASK) >> | |
551 | I40E_NVM_VERSION_LO_SHIFT, | |
7daa6bf3 JB |
552 | hw->nvm.eetrack); |
553 | ||
554 | return buf; | |
555 | } | |
556 | ||
557 | /** | |
558 | * i40e_netdev_to_pf: Retrieve the PF struct for given netdev | |
559 | * @netdev: the corresponding netdev | |
560 | * | |
561 | * Return the PF struct for the given netdev | |
562 | **/ | |
563 | static inline struct i40e_pf *i40e_netdev_to_pf(struct net_device *netdev) | |
564 | { | |
565 | struct i40e_netdev_priv *np = netdev_priv(netdev); | |
566 | struct i40e_vsi *vsi = np->vsi; | |
567 | ||
568 | return vsi->back; | |
569 | } | |
570 | ||
571 | static inline void i40e_vsi_setup_irqhandler(struct i40e_vsi *vsi, | |
572 | irqreturn_t (*irq_handler)(int, void *)) | |
573 | { | |
574 | vsi->irq_handler = irq_handler; | |
575 | } | |
576 | ||
577 | /** | |
578 | * i40e_rx_is_programming_status - check for programming status descriptor | |
579 | * @qw: the first quad word of the program status descriptor | |
580 | * | |
581 | * The value of in the descriptor length field indicate if this | |
582 | * is a programming status descriptor for flow director or FCoE | |
583 | * by the value of I40E_RX_PROG_STATUS_DESC_LENGTH, otherwise | |
584 | * it is a packet descriptor. | |
585 | **/ | |
586 | static inline bool i40e_rx_is_programming_status(u64 qw) | |
587 | { | |
588 | return I40E_RX_PROG_STATUS_DESC_LENGTH == | |
589 | (qw >> I40E_RX_PROG_STATUS_DESC_LENGTH_SHIFT); | |
590 | } | |
591 | ||
082def10 ASJ |
592 | /** |
593 | * i40e_get_fd_cnt_all - get the total FD filter space available | |
594 | * @pf: pointer to the pf struct | |
595 | **/ | |
596 | static inline int i40e_get_fd_cnt_all(struct i40e_pf *pf) | |
597 | { | |
598 | return pf->hw.fdir_shared_filter_count + pf->fdir_pf_filter_count; | |
599 | } | |
600 | ||
7daa6bf3 JB |
601 | /* needed by i40e_ethtool.c */ |
602 | int i40e_up(struct i40e_vsi *vsi); | |
603 | void i40e_down(struct i40e_vsi *vsi); | |
604 | extern const char i40e_driver_name[]; | |
605 | extern const char i40e_driver_version_str[]; | |
23326186 | 606 | void i40e_do_reset_safe(struct i40e_pf *pf, u32 reset_flags); |
7daa6bf3 JB |
607 | void i40e_do_reset(struct i40e_pf *pf, u32 reset_flags); |
608 | void i40e_update_stats(struct i40e_vsi *vsi); | |
609 | void i40e_update_eth_stats(struct i40e_vsi *vsi); | |
610 | struct rtnl_link_stats64 *i40e_get_vsi_stats_struct(struct i40e_vsi *vsi); | |
611 | int i40e_fetch_switch_configuration(struct i40e_pf *pf, | |
612 | bool printconfig); | |
613 | ||
17a73f6b | 614 | int i40e_program_fdir_filter(struct i40e_fdir_filter *fdir_data, u8 *raw_packet, |
7daa6bf3 | 615 | struct i40e_pf *pf, bool add); |
17a73f6b JG |
616 | int i40e_add_del_fdir(struct i40e_vsi *vsi, |
617 | struct i40e_fdir_filter *input, bool add); | |
55a5e60b ASJ |
618 | void i40e_fdir_check_and_reenable(struct i40e_pf *pf); |
619 | int i40e_get_current_fd_count(struct i40e_pf *pf); | |
12957388 | 620 | int i40e_get_cur_guaranteed_fd_count(struct i40e_pf *pf); |
1e1be8f6 | 621 | int i40e_get_current_atr_cnt(struct i40e_pf *pf); |
7c3c288b | 622 | bool i40e_set_ntuple(struct i40e_pf *pf, netdev_features_t features); |
7daa6bf3 JB |
623 | void i40e_set_ethtool_ops(struct net_device *netdev); |
624 | struct i40e_mac_filter *i40e_add_filter(struct i40e_vsi *vsi, | |
625 | u8 *macaddr, s16 vlan, | |
626 | bool is_vf, bool is_netdev); | |
627 | void i40e_del_filter(struct i40e_vsi *vsi, u8 *macaddr, s16 vlan, | |
628 | bool is_vf, bool is_netdev); | |
629 | int i40e_sync_vsi_filters(struct i40e_vsi *vsi); | |
630 | struct i40e_vsi *i40e_vsi_setup(struct i40e_pf *pf, u8 type, | |
631 | u16 uplink, u32 param1); | |
632 | int i40e_vsi_release(struct i40e_vsi *vsi); | |
633 | struct i40e_vsi *i40e_vsi_lookup(struct i40e_pf *pf, enum i40e_vsi_type type, | |
634 | struct i40e_vsi *start_vsi); | |
38e00438 VD |
635 | #ifdef I40E_FCOE |
636 | void i40e_vsi_setup_queue_map(struct i40e_vsi *vsi, | |
637 | struct i40e_vsi_context *ctxt, | |
638 | u8 enabled_tc, bool is_add); | |
639 | #endif | |
fc18eaa0 | 640 | int i40e_vsi_control_rings(struct i40e_vsi *vsi, bool enable); |
f8ff1464 | 641 | int i40e_reconfig_rss_queues(struct i40e_pf *pf, int queue_count); |
7daa6bf3 JB |
642 | struct i40e_veb *i40e_veb_setup(struct i40e_pf *pf, u16 flags, u16 uplink_seid, |
643 | u16 downlink_seid, u8 enabled_tc); | |
644 | void i40e_veb_release(struct i40e_veb *veb); | |
645 | ||
4e3b35b0 | 646 | int i40e_veb_config_tc(struct i40e_veb *veb, u8 enabled_tc); |
7daa6bf3 JB |
647 | i40e_status i40e_vsi_add_pvid(struct i40e_vsi *vsi, u16 vid); |
648 | void i40e_vsi_remove_pvid(struct i40e_vsi *vsi); | |
649 | void i40e_vsi_reset_stats(struct i40e_vsi *vsi); | |
650 | void i40e_pf_reset_stats(struct i40e_pf *pf); | |
651 | #ifdef CONFIG_DEBUG_FS | |
652 | void i40e_dbg_pf_init(struct i40e_pf *pf); | |
653 | void i40e_dbg_pf_exit(struct i40e_pf *pf); | |
654 | void i40e_dbg_init(void); | |
655 | void i40e_dbg_exit(void); | |
656 | #else | |
657 | static inline void i40e_dbg_pf_init(struct i40e_pf *pf) {} | |
658 | static inline void i40e_dbg_pf_exit(struct i40e_pf *pf) {} | |
659 | static inline void i40e_dbg_init(void) {} | |
660 | static inline void i40e_dbg_exit(void) {} | |
661 | #endif /* CONFIG_DEBUG_FS*/ | |
662 | void i40e_irq_dynamic_enable(struct i40e_vsi *vsi, int vector); | |
5c2cebda | 663 | void i40e_irq_dynamic_disable(struct i40e_vsi *vsi, int vector); |
2ef28cfb | 664 | void i40e_irq_dynamic_disable_icr0(struct i40e_pf *pf); |
116a57d4 | 665 | void i40e_irq_dynamic_enable_icr0(struct i40e_pf *pf); |
38e00438 VD |
666 | #ifdef I40E_FCOE |
667 | struct rtnl_link_stats64 *i40e_get_netdev_stats_struct( | |
668 | struct net_device *netdev, | |
669 | struct rtnl_link_stats64 *storage); | |
670 | int i40e_set_mac(struct net_device *netdev, void *p); | |
671 | void i40e_set_rx_mode(struct net_device *netdev); | |
672 | #endif | |
7daa6bf3 | 673 | int i40e_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd); |
38e00438 VD |
674 | #ifdef I40E_FCOE |
675 | void i40e_tx_timeout(struct net_device *netdev); | |
676 | int i40e_vlan_rx_add_vid(struct net_device *netdev, | |
677 | __always_unused __be16 proto, u16 vid); | |
678 | int i40e_vlan_rx_kill_vid(struct net_device *netdev, | |
679 | __always_unused __be16 proto, u16 vid); | |
680 | #endif | |
6c167f58 | 681 | int i40e_vsi_open(struct i40e_vsi *vsi); |
7daa6bf3 JB |
682 | void i40e_vlan_stripping_disable(struct i40e_vsi *vsi); |
683 | int i40e_vsi_add_vlan(struct i40e_vsi *vsi, s16 vid); | |
684 | int i40e_vsi_kill_vlan(struct i40e_vsi *vsi, s16 vid); | |
685 | struct i40e_mac_filter *i40e_put_mac_in_vlan(struct i40e_vsi *vsi, u8 *macaddr, | |
686 | bool is_vf, bool is_netdev); | |
687 | bool i40e_is_vsi_in_vlan(struct i40e_vsi *vsi); | |
688 | struct i40e_mac_filter *i40e_find_mac(struct i40e_vsi *vsi, u8 *macaddr, | |
689 | bool is_vf, bool is_netdev); | |
38e00438 VD |
690 | #ifdef I40E_FCOE |
691 | int i40e_open(struct net_device *netdev); | |
692 | int i40e_close(struct net_device *netdev); | |
693 | int i40e_setup_tc(struct net_device *netdev, u8 tc); | |
694 | void i40e_netpoll(struct net_device *netdev); | |
695 | int i40e_fcoe_enable(struct net_device *netdev); | |
696 | int i40e_fcoe_disable(struct net_device *netdev); | |
697 | int i40e_fcoe_vsi_init(struct i40e_vsi *vsi, struct i40e_vsi_context *ctxt); | |
698 | u8 i40e_get_fcoe_tc_map(struct i40e_pf *pf); | |
699 | void i40e_fcoe_config_netdev(struct net_device *netdev, struct i40e_vsi *vsi); | |
700 | void i40e_fcoe_vsi_setup(struct i40e_pf *pf); | |
701 | int i40e_init_pf_fcoe(struct i40e_pf *pf); | |
702 | int i40e_fcoe_setup_ddp_resources(struct i40e_vsi *vsi); | |
703 | void i40e_fcoe_free_ddp_resources(struct i40e_vsi *vsi); | |
704 | int i40e_fcoe_handle_offload(struct i40e_ring *rx_ring, | |
705 | union i40e_rx_desc *rx_desc, | |
706 | struct sk_buff *skb); | |
707 | void i40e_fcoe_handle_status(struct i40e_ring *rx_ring, | |
708 | union i40e_rx_desc *rx_desc, u8 prog_id); | |
709 | #endif /* I40E_FCOE */ | |
7daa6bf3 | 710 | void i40e_vlan_stripping_enable(struct i40e_vsi *vsi); |
4e3b35b0 NP |
711 | #ifdef CONFIG_I40E_DCB |
712 | void i40e_dcbnl_flush_apps(struct i40e_pf *pf, | |
713 | struct i40e_dcbx_config *new_cfg); | |
714 | void i40e_dcbnl_set_all(struct i40e_vsi *vsi); | |
715 | void i40e_dcbnl_setup(struct i40e_vsi *vsi); | |
716 | bool i40e_dcb_need_reconfig(struct i40e_pf *pf, | |
717 | struct i40e_dcbx_config *old_cfg, | |
718 | struct i40e_dcbx_config *new_cfg); | |
719 | #endif /* CONFIG_I40E_DCB */ | |
beb0dff1 JK |
720 | void i40e_ptp_rx_hang(struct i40e_vsi *vsi); |
721 | void i40e_ptp_tx_hwtstamp(struct i40e_pf *pf); | |
722 | void i40e_ptp_rx_hwtstamp(struct i40e_pf *pf, struct sk_buff *skb, u8 index); | |
723 | void i40e_ptp_set_increment(struct i40e_pf *pf); | |
724 | int i40e_ptp_set_ts_config(struct i40e_pf *pf, struct ifreq *ifr); | |
725 | int i40e_ptp_get_ts_config(struct i40e_pf *pf, struct ifreq *ifr); | |
726 | void i40e_ptp_init(struct i40e_pf *pf); | |
727 | void i40e_ptp_stop(struct i40e_pf *pf); | |
7daa6bf3 | 728 | #endif /* _I40E_H_ */ |