ixl_pf.h (86803260) ixl_pf.h (61ae650d)
1/******************************************************************************
2
1/******************************************************************************
2
3 Copyright (c) 2013-2018, Intel Corporation
3 Copyright (c) 2013-2014, Intel Corporation
4 All rights reserved.
5
6 Redistribution and use in source and binary forms, with or without
7 modification, are permitted provided that the following conditions are met:
8
9 1. Redistributions of source code must retain the above copyright notice,
10 this list of conditions and the following disclaimer.
11

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31
32******************************************************************************/
33/*$FreeBSD$*/
34
35
36#ifndef _IXL_PF_H_
37#define _IXL_PF_H_
38
4 All rights reserved.
5
6 Redistribution and use in source and binary forms, with or without
7 modification, are permitted provided that the following conditions are met:
8
9 1. Redistributions of source code must retain the above copyright notice,
10 this list of conditions and the following disclaimer.
11

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31
32******************************************************************************/
33/*$FreeBSD$*/
34
35
36#ifndef _IXL_PF_H_
37#define _IXL_PF_H_
38
39#include "i40e_dcb.h"
40
41#include "ixl.h"
42#include "ixl_pf_qmgr.h"
43
44#define VF_FLAG_ENABLED 0x01
45#define VF_FLAG_SET_MAC_CAP 0x02
46#define VF_FLAG_VLAN_CAP 0x04
47#define VF_FLAG_PROMISC_CAP 0x08
48#define VF_FLAG_MAC_ANTI_SPOOF 0x10
49
50#define IXL_ICR0_CRIT_ERR_MASK \
51 (I40E_PFINT_ICR0_PCI_EXCEPTION_MASK | \
52 I40E_PFINT_ICR0_ECC_ERR_MASK | \
53 I40E_PFINT_ICR0_PE_CRITERR_MASK)
54
55/* VF Interrupts */
56#define IXL_VPINT_LNKLSTN_REG(hw, vector, vf_num) \
57 I40E_VPINT_LNKLSTN(((vector) - 1) + \
58 (((hw)->func_caps.num_msix_vectors_vf - 1) * (vf_num)))
59
60#define IXL_VFINT_DYN_CTLN_REG(hw, vector, vf_num) \
61 I40E_VFINT_DYN_CTLN(((vector) - 1) + \
62 (((hw)->func_caps.num_msix_vectors_vf - 1) * (vf_num)))
63
64enum ixl_fw_mode {
65 IXL_FW_MODE_NORMAL,
66 IXL_FW_MODE_RECOVERY,
67 IXL_FW_MODE_UEMPR
68};
69
70enum ixl_i2c_access_method_t {
71 IXL_I2C_ACCESS_METHOD_BEST_AVAILABLE = 0,
72 IXL_I2C_ACCESS_METHOD_BIT_BANG_I2CPARAMS = 1,
73 IXL_I2C_ACCESS_METHOD_REGISTER_I2CCMD = 2,
74 IXL_I2C_ACCESS_METHOD_AQ = 3,
75 IXL_I2C_ACCESS_METHOD_TYPE_LENGTH = 4
76};
77
78/* Used in struct ixl_pf's state field */
79enum ixl_pf_state {
80 IXL_PF_STATE_RECOVERY_MODE = (1 << 0),
81 IXL_PF_STATE_RESETTING = (1 << 1),
82 IXL_PF_STATE_MDD_PENDING = (1 << 2),
83 IXL_PF_STATE_PF_RESET_REQ = (1 << 3),
84 IXL_PF_STATE_VF_RESET_REQ = (1 << 4),
85 IXL_PF_STATE_PF_CRIT_ERR = (1 << 5),
86 IXL_PF_STATE_CORE_RESET_REQ = (1 << 6),
87 IXL_PF_STATE_GLOB_RESET_REQ = (1 << 7),
88 IXL_PF_STATE_EMP_RESET_REQ = (1 << 8),
89 IXL_PF_STATE_FW_LLDP_DISABLED = (1 << 9),
90 IXL_PF_STATE_EEE_ENABLED = (1 << 10),
91 IXL_PF_STATE_LINK_ACTIVE_ON_DOWN = (1 << 11),
92};
93
94#define IXL_PF_IN_RECOVERY_MODE(pf) \
95 ((atomic_load_acq_32(&pf->state) & IXL_PF_STATE_RECOVERY_MODE) != 0)
96
97#define IXL_PF_IS_RESETTING(pf) \
98 ((atomic_load_acq_32(&pf->state) & IXL_PF_STATE_RESETTING) != 0)
99
100struct ixl_vf {
101 struct ixl_vsi vsi;
102 u32 vf_flags;
103 u32 num_mdd_events;
104
105 u8 mac[ETHER_ADDR_LEN];
106 u16 vf_num;
107 struct virtchnl_version_info version;
108
109 struct ixl_pf_qtag qtag;
110};
111
112/* Physical controller structure */
113struct ixl_pf {
39/* Physical controller structure */
40struct ixl_pf {
114 struct ixl_vsi vsi;
115
116 struct i40e_hw hw;
117 struct i40e_osdep osdep;
41 struct i40e_hw hw;
42 struct i40e_osdep osdep;
118 device_t dev;
43 struct device *dev;
119
120 struct resource *pci_mem;
44
45 struct resource *pci_mem;
46 struct resource *msix_mem;
121
47
122#ifdef IXL_IW
123 int iw_msix;
124 bool iw_enabled;
125#endif
126 u32 state;
127 u8 supported_speeds;
48 /*
49 * Interrupt resources: this set is
50 * either used for legacy, or for Link
51 * when doing MSIX
52 */
53 void *tag;
54 struct resource *res;
128
55
129 struct ixl_pf_qmgr qmgr;
130 struct ixl_pf_qtag qtag;
56 struct callout timer;
57 int msix;
58 int if_flags;
131
59
132 char admin_mtx_name[16]; /* name of the admin mutex */
133 struct mtx admin_mtx; /* mutex to protect the admin timer */
134 struct callout admin_timer; /* timer to trigger admin task */
60 struct mtx pf_mtx;
135
61
136 /* Tunable values */
137#ifdef IXL_DEBUG_FC
138 bool enable_tx_fc_filter;
139#endif
140#ifdef IXL_DEBUG
141 bool recovery_mode;
142#endif
143 int dynamic_rx_itr;
144 int dynamic_tx_itr;
145 int tx_itr;
146 int rx_itr;
147 int enable_vf_loopback;
62 u32 qbase;
63 u32 admvec;
64 struct task adminq;
65 struct taskqueue *tq;
148
66
149 bool link_up;
150 int advertised_speed;
67 int advertised_speed;
151 int fc; /* link flow ctrl setting */
152 enum ixl_dbg_mask dbg_mask;
153 bool has_i2c;
154
68
69 /*
70 ** VSI - Stations:
71 ** These are the traffic class holders, and
72 ** will have a stack interface and queues
73 ** associated with them.
74 ** NOTE: for now using just one, so embed it.
75 */
76 struct ixl_vsi vsi;
77
155 /* Misc stats maintained by the driver */
78 /* Misc stats maintained by the driver */
79 u64 watchdog_events;
156 u64 admin_irq;
157
158 /* Statistics from hw */
159 struct i40e_hw_port_stats stats;
160 struct i40e_hw_port_stats stats_offsets;
161 bool stat_offsets_loaded;
80 u64 admin_irq;
81
82 /* Statistics from hw */
83 struct i40e_hw_port_stats stats;
84 struct i40e_hw_port_stats stats_offsets;
85 bool stat_offsets_loaded;
162
163 /* I2C access methods */
164 enum ixl_i2c_access_method_t i2c_access_method;
165 s32 (*read_i2c_byte)(struct ixl_pf *pf, u8 byte_offset,
166 u8 dev_addr, u8 *data);
167 s32 (*write_i2c_byte)(struct ixl_pf *pf, u8 byte_offset,
168 u8 dev_addr, u8 data);
169
170 /* SR-IOV */
171 struct ixl_vf *vfs;
172 int num_vfs;
173 uint16_t veb_seid;
174 int vc_debug_lvl;
175};
176
86};
87
177/*
178 * Defines used for NVM update ioctls.
179 * This value is used in the Solaris tool, too.
180 */
181#define I40E_NVM_ACCESS \
182 (((((((('E' << 4) + '1') << 4) + 'K') << 4) + 'G') << 4) | 5)
183
88
184#define IXL_DEFAULT_PHY_INT_MASK \
185 ((~(I40E_AQ_EVENT_LINK_UPDOWN | I40E_AQ_EVENT_MODULE_QUAL_FAIL \
186 | I40E_AQ_EVENT_MEDIA_NA)) & 0x3FF)
89#define IXL_PF_LOCK_INIT(_sc, _name) \
90 mtx_init(&(_sc)->pf_mtx, _name, "IXL PF Lock", MTX_DEF)
91#define IXL_PF_LOCK(_sc) mtx_lock(&(_sc)->pf_mtx)
92#define IXL_PF_UNLOCK(_sc) mtx_unlock(&(_sc)->pf_mtx)
93#define IXL_PF_LOCK_DESTROY(_sc) mtx_destroy(&(_sc)->pf_mtx)
94#define IXL_PF_LOCK_ASSERT(_sc) mtx_assert(&(_sc)->pf_mtx, MA_OWNED)
187
95
188/*** Sysctl help messages; displayed with "sysctl -d" ***/
189
190#define IXL_SYSCTL_HELP_SET_ADVERTISE \
191"\nControl advertised link speed.\n" \
192"Flags:\n" \
193"\t 0x1 - advertise 100M\n" \
194"\t 0x2 - advertise 1G\n" \
195"\t 0x4 - advertise 10G\n" \
196"\t 0x8 - advertise 20G\n" \
197"\t0x10 - advertise 25G\n" \
198"\t0x20 - advertise 40G\n" \
199"\t0x40 - advertise 2.5G\n" \
200"\t0x80 - advertise 5G\n\n" \
201"Set to 0 to disable link.\n" \
202"Use \"sysctl -x\" to view flags properly."
203
204#define IXL_SYSCTL_HELP_SUPPORTED_SPEED \
205"\nSupported link speeds.\n" \
206"Flags:\n" \
207"\t 0x1 - 100M\n" \
208"\t 0x2 - 1G\n" \
209"\t 0x4 - 10G\n" \
210"\t 0x8 - 20G\n" \
211"\t0x10 - 25G\n" \
212"\t0x20 - 40G\n" \
213"\t0x40 - 2.5G\n" \
214"\t0x80 - 5G\n\n" \
215"Use \"sysctl -x\" to view flags properly."
216
217#define IXL_SYSCTL_HELP_FC \
218"\nSet flow control mode using the values below.\n" \
219"\t0 - off\n" \
220"\t1 - rx pause\n" \
221"\t2 - tx pause\n" \
222"\t3 - tx and rx pause"
223
224#define IXL_SYSCTL_HELP_LINK_STATUS \
225"\nExecutes a \"Get Link Status\" command on the Admin Queue, and displays" \
226" the response."
227
228#define IXL_SYSCTL_HELP_FW_LLDP \
229"\nFW LLDP engine:\n" \
230"\t0 - disable\n" \
231"\t1 - enable\n"
232
233#define IXL_SYSCTL_HELP_SET_LINK_ACTIVE \
234"\nKeep link active after setting interface down:\n" \
235"\t0 - disable\n" \
236"\t1 - enable\n"
237
238#define IXL_SYSCTL_HELP_READ_I2C \
239"\nRead a byte from I2C bus\n" \
240"Input: 32-bit value\n" \
241"\tbits 0-7: device address (0xA0 or 0xA2)\n" \
242"\tbits 8-15: offset (0-255)\n" \
243"\tbits 16-31: unused\n" \
244"Output: 8-bit value read"
245
246#define IXL_SYSCTL_HELP_WRITE_I2C \
247"\nWrite a byte to the I2C bus\n" \
248"Input: 32-bit value\n" \
249"\tbits 0-7: device address (0xA0 or 0xA2)\n" \
250"\tbits 8-15: offset (0-255)\n" \
251"\tbits 16-23: value to write\n" \
252"\tbits 24-31: unused\n" \
253"Output: 8-bit value written"
254
255#define IXL_SYSCTL_HELP_I2C_METHOD \
256"\nI2C access method that driver will use:\n" \
257"\t0 - best available method\n" \
258"\t1 - bit bang via I2CPARAMS register\n" \
259"\t2 - register read/write via I2CCMD register\n" \
260"\t3 - Use Admin Queue command (best)\n" \
261"Using the Admin Queue is only supported on 710 devices with FW version 1.7 or higher"
262
263#define IXL_SYSCTL_HELP_VF_LOOPBACK \
264"\nDetermines mode that embedded device switch will use when SR-IOV is initialized:\n" \
265"\t0 - Disable (VEPA)\n" \
266"\t1 - Enable (VEB)\n" \
267"Enabling this will allow VFs in separate VMs to communicate over the hardware bridge."
268
269/*** Functions / Macros ***/
270/* Adjust the level here to 10 or over to print stats messages */
271#define I40E_VC_DEBUG(p, level, ...) \
272 do { \
273 if (level < 10) \
274 ixl_dbg(p, IXL_DBG_IOV_VC, ##__VA_ARGS__); \
275 } while (0)
276
277#define i40e_send_vf_nack(pf, vf, op, st) \
278 ixl_send_vf_nack_msg((pf), (vf), (op), (st), __FILE__, __LINE__)
279
280/* Debug printing */
281#define ixl_dbg(pf, m, s, ...) ixl_debug_core((pf)->dev, (pf)->dbg_mask, m, s, ##__VA_ARGS__)
282#define ixl_dbg_info(pf, s, ...) ixl_debug_core((pf)->dev, (pf)->dbg_mask, IXL_DBG_INFO, s, ##__VA_ARGS__)
283#define ixl_dbg_filter(pf, s, ...) ixl_debug_core((pf)->dev, (pf)->dbg_mask, IXL_DBG_FILTER, s, ##__VA_ARGS__)
284#define ixl_dbg_iov(pf, s, ...) ixl_debug_core((pf)->dev, (pf)->dbg_mask, IXL_DBG_IOV, s, ##__VA_ARGS__)
285
286/* PF-only function declarations */
287int ixl_setup_interface(device_t, struct ixl_pf *);
288void ixl_print_nvm_cmd(device_t, struct i40e_nvm_access *);
289
290void ixl_handle_que(void *context, int pending);
291
292void ixl_init(void *);
293void ixl_register_vlan(void *, if_t, u16);
294void ixl_unregister_vlan(void *, if_t, u16);
295int ixl_intr(void *);
296int ixl_msix_que(void *);
297int ixl_msix_adminq(void *);
298void ixl_do_adminq(void *, int);
299
300int ixl_res_alloc_cmp(const void *, const void *);
301const char * ixl_switch_res_type_string(u8);
302void ixl_add_sysctls_mac_stats(struct sysctl_ctx_list *,
303 struct sysctl_oid_list *, struct i40e_hw_port_stats *);
304
305void ixl_media_status(if_t, struct ifmediareq *);
306int ixl_media_change(if_t);
307int ixl_ioctl(if_t, u_long, caddr_t);
308
309void ixl_enable_queue(struct i40e_hw *, int);
310void ixl_disable_queue(struct i40e_hw *, int);
311void ixl_enable_intr0(struct i40e_hw *);
312void ixl_disable_intr0(struct i40e_hw *);
313void ixl_nvm_version_str(struct i40e_hw *hw, struct sbuf *buf);
314void ixl_stat_update48(struct i40e_hw *, u32, u32, bool,
315 u64 *, u64 *);
316void ixl_stat_update32(struct i40e_hw *, u32, bool,
317 u64 *, u64 *);
318
319void ixl_stop(struct ixl_pf *);
320void ixl_vsi_add_sysctls(struct ixl_vsi *, const char *, bool);
321int ixl_get_hw_capabilities(struct ixl_pf *);
322void ixl_link_up_msg(struct ixl_pf *);
323void ixl_update_link_status(struct ixl_pf *);
324int ixl_setup_stations(struct ixl_pf *);
325int ixl_switch_config(struct ixl_pf *);
326void ixl_stop_locked(struct ixl_pf *);
327int ixl_teardown_hw_structs(struct ixl_pf *);
328void ixl_init_locked(struct ixl_pf *);
329void ixl_set_rss_key(struct ixl_pf *);
330void ixl_set_rss_pctypes(struct ixl_pf *);
331void ixl_set_rss_hlut(struct ixl_pf *);
332int ixl_setup_adminq_msix(struct ixl_pf *);
333int ixl_setup_adminq_tq(struct ixl_pf *);
334void ixl_teardown_adminq_msix(struct ixl_pf *);
335void ixl_configure_intr0_msix(struct ixl_pf *);
336void ixl_configure_queue_intr_msix(struct ixl_pf *);
337void ixl_free_adminq_tq(struct ixl_pf *);
338int ixl_setup_legacy(struct ixl_pf *);
339int ixl_init_msix(struct ixl_pf *);
340void ixl_configure_tx_itr(struct ixl_pf *);
341void ixl_configure_rx_itr(struct ixl_pf *);
342void ixl_configure_itr(struct ixl_pf *);
343void ixl_configure_legacy(struct ixl_pf *);
344void ixl_free_pci_resources(struct ixl_pf *);
345void ixl_link_event(struct ixl_pf *, struct i40e_arq_event_info *);
346void ixl_config_rss(struct ixl_pf *);
347int ixl_set_advertised_speeds(struct ixl_pf *, int, bool);
348void ixl_set_initial_advertised_speeds(struct ixl_pf *);
349void ixl_print_nvm_version(struct ixl_pf *pf);
350void ixl_add_sysctls_recovery_mode(struct ixl_pf *);
351void ixl_add_device_sysctls(struct ixl_pf *);
352void ixl_handle_mdd_event(struct ixl_pf *);
353void ixl_add_hw_stats(struct ixl_pf *);
354void ixl_update_stats_counters(struct ixl_pf *);
355void ixl_pf_reset_stats(struct ixl_pf *);
356void ixl_get_bus_info(struct ixl_pf *pf);
357int ixl_aq_get_link_status(struct ixl_pf *,
358 struct i40e_aqc_get_link_status *);
359void ixl_set_link(struct ixl_pf *, bool);
360
361int ixl_handle_nvmupd_cmd(struct ixl_pf *, struct ifdrv *);
362int ixl_handle_i2c_eeprom_read_cmd(struct ixl_pf *, struct ifreq *ifr);
363
364int ixl_setup_hmc(struct ixl_pf *);
365void ixl_shutdown_hmc(struct ixl_pf *);
366void ixl_handle_empr_reset(struct ixl_pf *);
367int ixl_prepare_for_reset(struct ixl_pf *pf, bool is_up);
368int ixl_rebuild_hw_structs_after_reset(struct ixl_pf *, bool is_up);
369int ixl_pf_reset(struct ixl_pf *);
370
371void ixl_set_queue_rx_itr(struct ixl_rx_queue *);
372void ixl_set_queue_tx_itr(struct ixl_tx_queue *);
373
374void ixl_add_filter(struct ixl_vsi *, const u8 *, s16 vlan);
375void ixl_del_filter(struct ixl_vsi *, const u8 *, s16 vlan);
376void ixl_add_vlan_filters(struct ixl_vsi *, const u8 *);
377void ixl_del_all_vlan_filters(struct ixl_vsi *, const u8 *);
378void ixl_reconfigure_filters(struct ixl_vsi *vsi);
379
380int ixl_disable_rings(struct ixl_pf *, struct ixl_vsi *, struct ixl_pf_qtag *);
381int ixl_disable_tx_ring(struct ixl_pf *, struct ixl_pf_qtag *, u16);
382int ixl_disable_rx_ring(struct ixl_pf *, struct ixl_pf_qtag *, u16);
383int ixl_disable_ring(struct ixl_pf *pf, struct ixl_pf_qtag *, u16);
384
385int ixl_enable_rings(struct ixl_vsi *);
386int ixl_enable_tx_ring(struct ixl_pf *, struct ixl_pf_qtag *, u16);
387int ixl_enable_rx_ring(struct ixl_pf *, struct ixl_pf_qtag *, u16);
388int ixl_enable_ring(struct ixl_pf *pf, struct ixl_pf_qtag *, u16);
389
390void ixl_update_eth_stats(struct ixl_vsi *);
391void ixl_cap_txcsum_tso(struct ixl_vsi *, if_t, int);
392int ixl_initialize_vsi(struct ixl_vsi *);
393void ixl_add_ifmedia(struct ifmedia *, u64);
394int ixl_setup_queue_msix(struct ixl_vsi *);
395int ixl_setup_queue_tqs(struct ixl_vsi *);
396int ixl_teardown_queue_msix(struct ixl_vsi *);
397void ixl_free_queue_tqs(struct ixl_vsi *);
398void ixl_enable_intr(struct ixl_vsi *);
399void ixl_disable_rings_intr(struct ixl_vsi *);
400void ixl_set_promisc(struct ixl_vsi *);
401void ixl_add_multi(struct ixl_vsi *);
402void ixl_del_multi(struct ixl_vsi *, bool);
403void ixl_setup_vlan_filters(struct ixl_vsi *);
404void ixl_init_filters(struct ixl_vsi *);
405void ixl_free_filters(struct ixl_ftl_head *);
406void ixl_add_hw_filters(struct ixl_vsi *, struct ixl_ftl_head *, int);
407void ixl_del_hw_filters(struct ixl_vsi *, struct ixl_ftl_head *, int);
408void ixl_del_default_hw_filters(struct ixl_vsi *);
409struct ixl_mac_filter *
410 ixl_find_filter(struct ixl_ftl_head *, const u8 *, s16);
411void ixl_update_vsi_stats(struct ixl_vsi *);
412void ixl_vsi_reset_stats(struct ixl_vsi *);
413
414void ixl_vsi_free_queues(struct ixl_vsi *vsi);
415
416void ixl_if_init(if_ctx_t ctx);
417void ixl_if_stop(if_ctx_t ctx);
418
419/*
420 * I2C Function prototypes
421 */
422int ixl_find_i2c_interface(struct ixl_pf *);
423s32 ixl_read_i2c_byte_bb(struct ixl_pf *pf, u8 byte_offset,
424 u8 dev_addr, u8 *data);
425s32 ixl_write_i2c_byte_bb(struct ixl_pf *pf, u8 byte_offset,
426 u8 dev_addr, u8 data);
427s32 ixl_read_i2c_byte_reg(struct ixl_pf *pf, u8 byte_offset,
428 u8 dev_addr, u8 *data);
429s32 ixl_write_i2c_byte_reg(struct ixl_pf *pf, u8 byte_offset,
430 u8 dev_addr, u8 data);
431s32 ixl_read_i2c_byte_aq(struct ixl_pf *pf, u8 byte_offset,
432 u8 dev_addr, u8 *data);
433s32 ixl_write_i2c_byte_aq(struct ixl_pf *pf, u8 byte_offset,
434 u8 dev_addr, u8 data);
435
436u64 ixl_max_aq_speed_to_value(u8);
437int ixl_attach_get_link_status(struct ixl_pf *);
438int ixl_sysctl_set_flowcntl(SYSCTL_HANDLER_ARGS);
439
440#endif /* _IXL_PF_H_ */
96#endif /* _IXL_PF_H_ */