1  /* SPDX-License-Identifier: GPL-2.0 */
2  /* Copyright (c) 2018, Intel Corporation. */
3  
4  #ifndef _ICE_H_
5  #define _ICE_H_
6  
7  #include <linux/types.h>
8  #include <linux/errno.h>
9  #include <linux/kernel.h>
10  #include <linux/module.h>
11  #include <linux/firmware.h>
12  #include <linux/netdevice.h>
13  #include <linux/compiler.h>
14  #include <linux/etherdevice.h>
15  #include <linux/skbuff.h>
16  #include <linux/cpumask.h>
17  #include <linux/rtnetlink.h>
18  #include <linux/if_vlan.h>
19  #include <linux/dma-mapping.h>
20  #include <linux/pci.h>
21  #include <linux/workqueue.h>
22  #include <linux/wait.h>
23  #include <linux/interrupt.h>
24  #include <linux/ethtool.h>
25  #include <linux/timer.h>
26  #include <linux/delay.h>
27  #include <linux/bitmap.h>
28  #include <linux/log2.h>
29  #include <linux/ip.h>
30  #include <linux/sctp.h>
31  #include <linux/ipv6.h>
32  #include <linux/pkt_sched.h>
33  #include <linux/if_bridge.h>
34  #include <linux/ctype.h>
35  #include <linux/linkmode.h>
36  #include <linux/bpf.h>
37  #include <linux/btf.h>
38  #include <linux/auxiliary_bus.h>
39  #include <linux/avf/virtchnl.h>
40  #include <linux/cpu_rmap.h>
41  #include <linux/dim.h>
42  #include <linux/gnss.h>
43  #include <net/pkt_cls.h>
44  #include <net/pkt_sched.h>
45  #include <net/tc_act/tc_mirred.h>
46  #include <net/tc_act/tc_gact.h>
47  #include <net/ip.h>
48  #include <net/devlink.h>
49  #include <net/ipv6.h>
50  #include <net/xdp_sock.h>
51  #include <net/xdp_sock_drv.h>
52  #include <net/geneve.h>
53  #include <net/gre.h>
54  #include <net/udp_tunnel.h>
55  #include <net/vxlan.h>
56  #include <net/gtp.h>
57  #include <linux/ppp_defs.h>
58  #include "ice_devids.h"
59  #include "ice_type.h"
60  #include "ice_txrx.h"
61  #include "ice_dcb.h"
62  #include "ice_switch.h"
63  #include "ice_common.h"
64  #include "ice_flow.h"
65  #include "ice_sched.h"
66  #include "ice_idc_int.h"
67  #include "ice_sriov.h"
68  #include "ice_vf_mbx.h"
69  #include "ice_ptp.h"
70  #include "ice_fdir.h"
71  #include "ice_xsk.h"
72  #include "ice_arfs.h"
73  #include "ice_repr.h"
74  #include "ice_eswitch.h"
75  #include "ice_lag.h"
76  #include "ice_vsi_vlan_ops.h"
77  #include "ice_gnss.h"
78  #include "ice_irq.h"
79  #include "ice_dpll.h"
80  #include "ice_adapter.h"
81  
82  #define ICE_BAR0		0
83  #define ICE_REQ_DESC_MULTIPLE	32
84  #define ICE_MIN_NUM_DESC	64
85  #define ICE_MAX_NUM_DESC	8160
86  #define ICE_DFLT_MIN_RX_DESC	512
87  #define ICE_DFLT_NUM_TX_DESC	256
88  #define ICE_DFLT_NUM_RX_DESC	2048
89  
90  #define ICE_DFLT_TRAFFIC_CLASS	BIT(0)
91  #define ICE_INT_NAME_STR_LEN	(IFNAMSIZ + 16)
92  #define ICE_AQ_LEN		192
93  #define ICE_MBXSQ_LEN		64
94  #define ICE_SBQ_LEN		64
95  #define ICE_MIN_LAN_TXRX_MSIX	1
96  #define ICE_MIN_LAN_OICR_MSIX	1
97  #define ICE_MIN_MSIX		(ICE_MIN_LAN_TXRX_MSIX + ICE_MIN_LAN_OICR_MSIX)
98  #define ICE_FDIR_MSIX		2
99  #define ICE_RDMA_NUM_AEQ_MSIX	4
100  #define ICE_MIN_RDMA_MSIX	2
101  #define ICE_ESWITCH_MSIX	1
102  #define ICE_NO_VSI		0xffff
103  #define ICE_VSI_MAP_CONTIG	0
104  #define ICE_VSI_MAP_SCATTER	1
105  #define ICE_MAX_SCATTER_TXQS	16
106  #define ICE_MAX_SCATTER_RXQS	16
107  #define ICE_Q_WAIT_RETRY_LIMIT	10
108  #define ICE_Q_WAIT_MAX_RETRY	(5 * ICE_Q_WAIT_RETRY_LIMIT)
109  #define ICE_MAX_LG_RSS_QS	256
110  #define ICE_INVAL_Q_INDEX	0xffff
111  
112  #define ICE_MAX_RXQS_PER_TC		256	/* Used when setting VSI context per TC Rx queues */
113  
114  #define ICE_CHNL_START_TC		1
115  
116  #define ICE_MAX_RESET_WAIT		20
117  
118  #define ICE_VSIQF_HKEY_ARRAY_SIZE	((VSIQF_HKEY_MAX_INDEX + 1) *	4)
119  
120  #define ICE_DFLT_NETIF_M (NETIF_MSG_DRV | NETIF_MSG_PROBE | NETIF_MSG_LINK)
121  
122  #define ICE_MAX_MTU	(ICE_AQ_SET_MAC_FRAME_SIZE_MAX - ICE_ETH_PKT_HDR_PAD)
123  
124  #define ICE_MAX_TSO_SIZE 131072
125  
126  #define ICE_UP_TABLE_TRANSLATE(val, i) \
127  		(((val) << ICE_AQ_VSI_UP_TABLE_UP##i##_S) & \
128  		  ICE_AQ_VSI_UP_TABLE_UP##i##_M)
129  
130  #define ICE_TX_DESC(R, i) (&(((struct ice_tx_desc *)((R)->desc))[i]))
131  #define ICE_RX_DESC(R, i) (&(((union ice_32b_rx_flex_desc *)((R)->desc))[i]))
132  #define ICE_TX_CTX_DESC(R, i) (&(((struct ice_tx_ctx_desc *)((R)->desc))[i]))
133  #define ICE_TX_FDIRDESC(R, i) (&(((struct ice_fltr_desc *)((R)->desc))[i]))
134  
135  /* Minimum BW limit is 500 Kbps for any scheduler node */
136  #define ICE_MIN_BW_LIMIT		500
137  /* User can specify BW in either Kbit/Mbit/Gbit and OS converts it in bytes.
138   * use it to convert user specified BW limit into Kbps
139   */
140  #define ICE_BW_KBPS_DIVISOR		125
141  
142  /* Default recipes have priority 4 and below, hence priority values between 5..7
143   * can be used as filter priority for advanced switch filter (advanced switch
144   * filters need new recipe to be created for specified extraction sequence
145   * because default recipe extraction sequence does not represent custom
146   * extraction)
147   */
148  #define ICE_SWITCH_FLTR_PRIO_QUEUE	7
149  /* prio 6 is reserved for future use (e.g. switch filter with L3 fields +
150   * (Optional: IP TOS/TTL) + L4 fields + (optionally: TCP fields such as
151   * SYN/FIN/RST))
152   */
153  #define ICE_SWITCH_FLTR_PRIO_RSVD	6
154  #define ICE_SWITCH_FLTR_PRIO_VSI	5
155  #define ICE_SWITCH_FLTR_PRIO_QGRP	ICE_SWITCH_FLTR_PRIO_VSI
156  
157  /* Macro for each VSI in a PF */
158  #define ice_for_each_vsi(pf, i) \
159  	for ((i) = 0; (i) < (pf)->num_alloc_vsi; (i)++)
160  
161  /* Macros for each Tx/Xdp/Rx ring in a VSI */
162  #define ice_for_each_txq(vsi, i) \
163  	for ((i) = 0; (i) < (vsi)->num_txq; (i)++)
164  
165  #define ice_for_each_xdp_txq(vsi, i) \
166  	for ((i) = 0; (i) < (vsi)->num_xdp_txq; (i)++)
167  
168  #define ice_for_each_rxq(vsi, i) \
169  	for ((i) = 0; (i) < (vsi)->num_rxq; (i)++)
170  
171  /* Macros for each allocated Tx/Rx ring whether used or not in a VSI */
172  #define ice_for_each_alloc_txq(vsi, i) \
173  	for ((i) = 0; (i) < (vsi)->alloc_txq; (i)++)
174  
175  #define ice_for_each_alloc_rxq(vsi, i) \
176  	for ((i) = 0; (i) < (vsi)->alloc_rxq; (i)++)
177  
178  #define ice_for_each_q_vector(vsi, i) \
179  	for ((i) = 0; (i) < (vsi)->num_q_vectors; (i)++)
180  
181  #define ice_for_each_chnl_tc(i)	\
182  	for ((i) = ICE_CHNL_START_TC; (i) < ICE_CHNL_MAX_TC; (i)++)
183  
184  #define ICE_UCAST_PROMISC_BITS (ICE_PROMISC_UCAST_TX | ICE_PROMISC_UCAST_RX)
185  
186  #define ICE_UCAST_VLAN_PROMISC_BITS (ICE_PROMISC_UCAST_TX | \
187  				     ICE_PROMISC_UCAST_RX | \
188  				     ICE_PROMISC_VLAN_TX  | \
189  				     ICE_PROMISC_VLAN_RX)
190  
191  #define ICE_MCAST_PROMISC_BITS (ICE_PROMISC_MCAST_TX | ICE_PROMISC_MCAST_RX)
192  
193  #define ICE_MCAST_VLAN_PROMISC_BITS (ICE_PROMISC_MCAST_TX | \
194  				     ICE_PROMISC_MCAST_RX | \
195  				     ICE_PROMISC_VLAN_TX  | \
196  				     ICE_PROMISC_VLAN_RX)
197  
198  #define ice_pf_to_dev(pf) (&((pf)->pdev->dev))
199  
200  #define ice_pf_src_tmr_owned(pf) ((pf)->hw.func_caps.ts_func_info.src_tmr_owned)
201  
202  enum ice_feature {
203  	ICE_F_DSCP,
204  	ICE_F_PHY_RCLK,
205  	ICE_F_SMA_CTRL,
206  	ICE_F_CGU,
207  	ICE_F_GNSS,
208  	ICE_F_ROCE_LAG,
209  	ICE_F_SRIOV_LAG,
210  	ICE_F_MAX
211  };
212  
213  DECLARE_STATIC_KEY_FALSE(ice_xdp_locking_key);
214  
215  struct ice_channel {
216  	struct list_head list;
217  	u8 type;
218  	u16 sw_id;
219  	u16 base_q;
220  	u16 num_rxq;
221  	u16 num_txq;
222  	u16 vsi_num;
223  	u8 ena_tc;
224  	struct ice_aqc_vsi_props info;
225  	u64 max_tx_rate;
226  	u64 min_tx_rate;
227  	atomic_t num_sb_fltr;
228  	struct ice_vsi *ch_vsi;
229  };
230  
231  struct ice_txq_meta {
232  	u32 q_teid;	/* Tx-scheduler element identifier */
233  	u16 q_id;	/* Entry in VSI's txq_map bitmap */
234  	u16 q_handle;	/* Relative index of Tx queue within TC */
235  	u16 vsi_idx;	/* VSI index that Tx queue belongs to */
236  	u8 tc;		/* TC number that Tx queue belongs to */
237  };
238  
239  struct ice_tc_info {
240  	u16 qoffset;
241  	u16 qcount_tx;
242  	u16 qcount_rx;
243  	u8 netdev_tc;
244  };
245  
246  struct ice_tc_cfg {
247  	u8 numtc; /* Total number of enabled TCs */
248  	u16 ena_tc; /* Tx map */
249  	struct ice_tc_info tc_info[ICE_MAX_TRAFFIC_CLASS];
250  };
251  
252  struct ice_qs_cfg {
253  	struct mutex *qs_mutex;  /* will be assigned to &pf->avail_q_mutex */
254  	unsigned long *pf_map;
255  	unsigned long pf_map_size;
256  	unsigned int q_count;
257  	unsigned int scatter_count;
258  	u16 *vsi_map;
259  	u16 vsi_map_offset;
260  	u8 mapping_mode;
261  };
262  
263  struct ice_sw {
264  	struct ice_pf *pf;
265  	u16 sw_id;		/* switch ID for this switch */
266  	u16 bridge_mode;	/* VEB/VEPA/Port Virtualizer */
267  };
268  
269  enum ice_pf_state {
270  	ICE_TESTING,
271  	ICE_DOWN,
272  	ICE_NEEDS_RESTART,
273  	ICE_PREPARED_FOR_RESET,	/* set by driver when prepared */
274  	ICE_RESET_OICR_RECV,		/* set by driver after rcv reset OICR */
275  	ICE_PFR_REQ,		/* set by driver */
276  	ICE_CORER_REQ,		/* set by driver */
277  	ICE_GLOBR_REQ,		/* set by driver */
278  	ICE_CORER_RECV,		/* set by OICR handler */
279  	ICE_GLOBR_RECV,		/* set by OICR handler */
280  	ICE_EMPR_RECV,		/* set by OICR handler */
281  	ICE_SUSPENDED,		/* set on module remove path */
282  	ICE_RESET_FAILED,		/* set by reset/rebuild */
283  	/* When checking for the PF to be in a nominal operating state, the
284  	 * bits that are grouped at the beginning of the list need to be
285  	 * checked. Bits occurring before ICE_STATE_NOMINAL_CHECK_BITS will
286  	 * be checked. If you need to add a bit into consideration for nominal
287  	 * operating state, it must be added before
288  	 * ICE_STATE_NOMINAL_CHECK_BITS. Do not move this entry's position
289  	 * without appropriate consideration.
290  	 */
291  	ICE_STATE_NOMINAL_CHECK_BITS,
292  	ICE_ADMINQ_EVENT_PENDING,
293  	ICE_MAILBOXQ_EVENT_PENDING,
294  	ICE_SIDEBANDQ_EVENT_PENDING,
295  	ICE_MDD_EVENT_PENDING,
296  	ICE_VFLR_EVENT_PENDING,
297  	ICE_FLTR_OVERFLOW_PROMISC,
298  	ICE_VF_DIS,
299  	ICE_CFG_BUSY,
300  	ICE_SERVICE_SCHED,
301  	ICE_SERVICE_DIS,
302  	ICE_FD_FLUSH_REQ,
303  	ICE_OICR_INTR_DIS,		/* Global OICR interrupt disabled */
304  	ICE_MDD_VF_PRINT_PENDING,	/* set when MDD event handle */
305  	ICE_VF_RESETS_DISABLED,	/* disable resets during ice_remove */
306  	ICE_LINK_DEFAULT_OVERRIDE_PENDING,
307  	ICE_PHY_INIT_COMPLETE,
308  	ICE_FD_VF_FLUSH_CTX,		/* set at FD Rx IRQ or timeout */
309  	ICE_AUX_ERR_PENDING,
310  	ICE_STATE_NBITS		/* must be last */
311  };
312  
313  enum ice_vsi_state {
314  	ICE_VSI_DOWN,
315  	ICE_VSI_NEEDS_RESTART,
316  	ICE_VSI_NETDEV_ALLOCD,
317  	ICE_VSI_NETDEV_REGISTERED,
318  	ICE_VSI_UMAC_FLTR_CHANGED,
319  	ICE_VSI_MMAC_FLTR_CHANGED,
320  	ICE_VSI_PROMISC_CHANGED,
321  	ICE_VSI_REBUILD_PENDING,
322  	ICE_VSI_STATE_NBITS		/* must be last */
323  };
324  
325  struct ice_vsi_stats {
326  	struct ice_ring_stats **tx_ring_stats;  /* Tx ring stats array */
327  	struct ice_ring_stats **rx_ring_stats;  /* Rx ring stats array */
328  };
329  
330  /* struct that defines a VSI, associated with a dev */
331  struct ice_vsi {
332  	struct net_device *netdev;
333  	struct ice_sw *vsw;		 /* switch this VSI is on */
334  	struct ice_pf *back;		 /* back pointer to PF */
335  	struct ice_rx_ring **rx_rings;	 /* Rx ring array */
336  	struct ice_tx_ring **tx_rings;	 /* Tx ring array */
337  	struct ice_q_vector **q_vectors; /* q_vector array */
338  
339  	irqreturn_t (*irq_handler)(int irq, void *data);
340  
341  	u64 tx_linearize;
342  	DECLARE_BITMAP(state, ICE_VSI_STATE_NBITS);
343  	unsigned int current_netdev_flags;
344  	u32 tx_restart;
345  	u32 tx_busy;
346  	u32 rx_buf_failed;
347  	u32 rx_page_failed;
348  	u16 num_q_vectors;
349  	/* tell if only dynamic irq allocation is allowed */
350  	bool irq_dyn_alloc;
351  
352  	u16 vsi_num;			/* HW (absolute) index of this VSI */
353  	u16 idx;			/* software index in pf->vsi[] */
354  
355  	u16 num_gfltr;
356  	u16 num_bfltr;
357  
358  	/* RSS config */
359  	u16 rss_table_size;	/* HW RSS table size */
360  	u16 rss_size;		/* Allocated RSS queues */
361  	u8 rss_hfunc;		/* User configured hash type */
362  	u8 *rss_hkey_user;	/* User configured hash keys */
363  	u8 *rss_lut_user;	/* User configured lookup table entries */
364  	u8 rss_lut_type;	/* used to configure Get/Set RSS LUT AQ call */
365  
366  	/* aRFS members only allocated for the PF VSI */
367  #define ICE_MAX_ARFS_LIST	1024
368  #define ICE_ARFS_LST_MASK	(ICE_MAX_ARFS_LIST - 1)
369  	struct hlist_head *arfs_fltr_list;
370  	struct ice_arfs_active_fltr_cntrs *arfs_fltr_cntrs;
371  	spinlock_t arfs_lock;	/* protects aRFS hash table and filter state */
372  	atomic_t *arfs_last_fltr_id;
373  
374  	u16 max_frame;
375  	u16 rx_buf_len;
376  
377  	struct ice_aqc_vsi_props info;	 /* VSI properties */
378  	struct ice_vsi_vlan_info vlan_info;	/* vlan config to be restored */
379  
380  	/* VSI stats */
381  	struct rtnl_link_stats64 net_stats;
382  	struct rtnl_link_stats64 net_stats_prev;
383  	struct ice_eth_stats eth_stats;
384  	struct ice_eth_stats eth_stats_prev;
385  
386  	struct list_head tmp_sync_list;		/* MAC filters to be synced */
387  	struct list_head tmp_unsync_list;	/* MAC filters to be unsynced */
388  
389  	u8 irqs_ready:1;
390  	u8 current_isup:1;		 /* Sync 'link up' logging */
391  	u8 stat_offsets_loaded:1;
392  	struct ice_vsi_vlan_ops inner_vlan_ops;
393  	struct ice_vsi_vlan_ops outer_vlan_ops;
394  	u16 num_vlan;
395  
396  	/* queue information */
397  	u8 tx_mapping_mode;		 /* ICE_MAP_MODE_[CONTIG|SCATTER] */
398  	u8 rx_mapping_mode;		 /* ICE_MAP_MODE_[CONTIG|SCATTER] */
399  	u16 *txq_map;			 /* index in pf->avail_txqs */
400  	u16 *rxq_map;			 /* index in pf->avail_rxqs */
401  	u16 alloc_txq;			 /* Allocated Tx queues */
402  	u16 num_txq;			 /* Used Tx queues */
403  	u16 alloc_rxq;			 /* Allocated Rx queues */
404  	u16 num_rxq;			 /* Used Rx queues */
405  	u16 req_txq;			 /* User requested Tx queues */
406  	u16 req_rxq;			 /* User requested Rx queues */
407  	u16 num_rx_desc;
408  	u16 num_tx_desc;
409  	u16 qset_handle[ICE_MAX_TRAFFIC_CLASS];
410  	struct ice_tc_cfg tc_cfg;
411  	struct bpf_prog *xdp_prog;
412  	struct ice_tx_ring **xdp_rings;	 /* XDP ring array */
413  	u16 num_xdp_txq;		 /* Used XDP queues */
414  	u8 xdp_mapping_mode;		 /* ICE_MAP_MODE_[CONTIG|SCATTER] */
415  	struct mutex xdp_state_lock;
416  
417  	struct net_device **target_netdevs;
418  
419  	struct tc_mqprio_qopt_offload mqprio_qopt; /* queue parameters */
420  
421  	/* Channel Specific Fields */
422  	struct ice_vsi *tc_map_vsi[ICE_CHNL_MAX_TC];
423  	u16 cnt_q_avail;
424  	u16 next_base_q;	/* next queue to be used for channel setup */
425  	struct list_head ch_list;
426  	u16 num_chnl_rxq;
427  	u16 num_chnl_txq;
428  	u16 ch_rss_size;
429  	u16 num_chnl_fltr;
430  	/* store away rss size info before configuring ADQ channels so that,
431  	 * it can be used after tc-qdisc delete, to get back RSS setting as
432  	 * they were before
433  	 */
434  	u16 orig_rss_size;
435  	/* this keeps tracks of all enabled TC with and without DCB
436  	 * and inclusive of ADQ, vsi->mqprio_opt keeps track of queue
437  	 * information
438  	 */
439  	u8 all_numtc;
440  	u16 all_enatc;
441  
442  	/* store away TC info, to be used for rebuild logic */
443  	u8 old_numtc;
444  	u16 old_ena_tc;
445  
446  	/* setup back reference, to which aggregator node this VSI
447  	 * corresponds to
448  	 */
449  	struct ice_agg_node *agg_node;
450  
451  	struct_group_tagged(ice_vsi_cfg_params, params,
452  		struct ice_port_info *port_info; /* back pointer to port_info */
453  		struct ice_channel *ch; /* VSI's channel structure, may be NULL */
454  		union {
455  			/* VF associated with this VSI, may be NULL */
456  			struct ice_vf *vf;
457  			/* SF associated with this VSI, may be NULL */
458  			struct ice_dynamic_port *sf;
459  		};
460  		u32 flags; /* VSI flags used for rebuild and configuration */
461  		enum ice_vsi_type type; /* the type of the VSI */
462  	);
463  } ____cacheline_internodealigned_in_smp;
464  
465  /* struct that defines an interrupt vector */
466  struct ice_q_vector {
467  	struct ice_vsi *vsi;
468  
469  	u16 v_idx;			/* index in the vsi->q_vector array. */
470  	u16 reg_idx;			/* PF relative register index */
471  	u8 num_ring_rx;			/* total number of Rx rings in vector */
472  	u8 num_ring_tx;			/* total number of Tx rings in vector */
473  	u8 wb_on_itr:1;			/* if true, WB on ITR is enabled */
474  	/* in usecs, need to use ice_intrl_to_usecs_reg() before writing this
475  	 * value to the device
476  	 */
477  	u8 intrl;
478  
479  	struct napi_struct napi;
480  
481  	struct ice_ring_container rx;
482  	struct ice_ring_container tx;
483  
484  	cpumask_t affinity_mask;
485  	struct irq_affinity_notify affinity_notify;
486  
487  	struct ice_channel *ch;
488  
489  	char name[ICE_INT_NAME_STR_LEN];
490  
491  	u16 total_events;	/* net_dim(): number of interrupts processed */
492  	u16 vf_reg_idx;		/* VF relative register index */
493  	struct msi_map irq;
494  } ____cacheline_internodealigned_in_smp;
495  
496  enum ice_pf_flags {
497  	ICE_FLAG_FLTR_SYNC,
498  	ICE_FLAG_RDMA_ENA,
499  	ICE_FLAG_RSS_ENA,
500  	ICE_FLAG_SRIOV_ENA,
501  	ICE_FLAG_SRIOV_CAPABLE,
502  	ICE_FLAG_DCB_CAPABLE,
503  	ICE_FLAG_DCB_ENA,
504  	ICE_FLAG_FD_ENA,
505  	ICE_FLAG_PTP_SUPPORTED,		/* PTP is supported by NVM */
506  	ICE_FLAG_ADV_FEATURES,
507  	ICE_FLAG_TC_MQPRIO,		/* support for Multi queue TC */
508  	ICE_FLAG_CLS_FLOWER,
509  	ICE_FLAG_LINK_DOWN_ON_CLOSE_ENA,
510  	ICE_FLAG_TOTAL_PORT_SHUTDOWN_ENA,
511  	ICE_FLAG_NO_MEDIA,
512  	ICE_FLAG_FW_LLDP_AGENT,
513  	ICE_FLAG_MOD_POWER_UNSUPPORTED,
514  	ICE_FLAG_PHY_FW_LOAD_FAILED,
515  	ICE_FLAG_ETHTOOL_CTXT,		/* set when ethtool holds RTNL lock */
516  	ICE_FLAG_LEGACY_RX,
517  	ICE_FLAG_VF_TRUE_PROMISC_ENA,
518  	ICE_FLAG_MDD_AUTO_RESET_VF,
519  	ICE_FLAG_VF_VLAN_PRUNING,
520  	ICE_FLAG_LINK_LENIENT_MODE_ENA,
521  	ICE_FLAG_PLUG_AUX_DEV,
522  	ICE_FLAG_UNPLUG_AUX_DEV,
523  	ICE_FLAG_MTU_CHANGED,
524  	ICE_FLAG_GNSS,			/* GNSS successfully initialized */
525  	ICE_FLAG_DPLL,			/* SyncE/PTP dplls initialized */
526  	ICE_PF_FLAGS_NBITS		/* must be last */
527  };
528  
529  enum ice_misc_thread_tasks {
530  	ICE_MISC_THREAD_TX_TSTAMP,
531  	ICE_MISC_THREAD_NBITS		/* must be last */
532  };
533  
534  struct ice_eswitch {
535  	struct ice_vsi *uplink_vsi;
536  	struct ice_esw_br_offloads *br_offloads;
537  	struct xarray reprs;
538  	bool is_running;
539  };
540  
541  struct ice_agg_node {
542  	u32 agg_id;
543  #define ICE_MAX_VSIS_IN_AGG_NODE	64
544  	u32 num_vsis;
545  	u8 valid;
546  };
547  
548  struct ice_pf {
549  	struct pci_dev *pdev;
550  	struct ice_adapter *adapter;
551  
552  	struct devlink_region *nvm_region;
553  	struct devlink_region *sram_region;
554  	struct devlink_region *devcaps_region;
555  
556  	/* devlink port data */
557  	struct devlink_port devlink_port;
558  
559  	/* OS reserved IRQ details */
560  	struct msix_entry *msix_entries;
561  	struct ice_irq_tracker irq_tracker;
562  	/* First MSIX vector used by SR-IOV VFs. Calculated by subtracting the
563  	 * number of MSIX vectors needed for all SR-IOV VFs from the number of
564  	 * MSIX vectors allowed on this PF.
565  	 */
566  	u16 sriov_base_vector;
567  	unsigned long *sriov_irq_bm;	/* bitmap to track irq usage */
568  	u16 sriov_irq_size;		/* size of the irq_bm bitmap */
569  
570  	u16 ctrl_vsi_idx;		/* control VSI index in pf->vsi array */
571  
572  	struct ice_vsi **vsi;		/* VSIs created by the driver */
573  	struct ice_vsi_stats **vsi_stats;
574  	struct ice_sw *first_sw;	/* first switch created by firmware */
575  	u16 eswitch_mode;		/* current mode of eswitch */
576  	struct dentry *ice_debugfs_pf;
577  	struct dentry *ice_debugfs_pf_fwlog;
578  	/* keep track of all the dentrys for FW log modules */
579  	struct dentry **ice_debugfs_pf_fwlog_modules;
580  	struct ice_vfs vfs;
581  	DECLARE_BITMAP(features, ICE_F_MAX);
582  	DECLARE_BITMAP(state, ICE_STATE_NBITS);
583  	DECLARE_BITMAP(flags, ICE_PF_FLAGS_NBITS);
584  	DECLARE_BITMAP(misc_thread, ICE_MISC_THREAD_NBITS);
585  	unsigned long *avail_txqs;	/* bitmap to track PF Tx queue usage */
586  	unsigned long *avail_rxqs;	/* bitmap to track PF Rx queue usage */
587  	unsigned long serv_tmr_period;
588  	unsigned long serv_tmr_prev;
589  	struct timer_list serv_tmr;
590  	struct work_struct serv_task;
591  	struct mutex avail_q_mutex;	/* protects access to avail_[rx|tx]qs */
592  	struct mutex sw_mutex;		/* lock for protecting VSI alloc flow */
593  	struct mutex tc_mutex;		/* lock to protect TC changes */
594  	struct mutex adev_mutex;	/* lock to protect aux device access */
595  	struct mutex lag_mutex;		/* protect ice_lag struct in PF */
596  	u32 msg_enable;
597  	struct ice_ptp ptp;
598  	struct gnss_serial *gnss_serial;
599  	struct gnss_device *gnss_dev;
600  	u16 num_rdma_msix;		/* Total MSIX vectors for RDMA driver */
601  	u16 rdma_base_vector;
602  
603  	/* spinlock to protect the AdminQ wait list */
604  	spinlock_t aq_wait_lock;
605  	struct hlist_head aq_wait_list;
606  	wait_queue_head_t aq_wait_queue;
607  	bool fw_emp_reset_disabled;
608  
609  	wait_queue_head_t reset_wait_queue;
610  
611  	u32 hw_csum_rx_error;
612  	u32 hw_rx_eipe_error;
613  	u32 oicr_err_reg;
614  	struct msi_map oicr_irq;	/* Other interrupt cause MSIX vector */
615  	struct msi_map ll_ts_irq;	/* LL_TS interrupt MSIX vector */
616  	u16 max_pf_txqs;	/* Total Tx queues PF wide */
617  	u16 max_pf_rxqs;	/* Total Rx queues PF wide */
618  	u16 num_lan_msix;	/* Total MSIX vectors for base driver */
619  	u16 num_lan_tx;		/* num LAN Tx queues setup */
620  	u16 num_lan_rx;		/* num LAN Rx queues setup */
621  	u16 next_vsi;		/* Next free slot in pf->vsi[] - 0-based! */
622  	u16 num_alloc_vsi;
623  	u16 corer_count;	/* Core reset count */
624  	u16 globr_count;	/* Global reset count */
625  	u16 empr_count;		/* EMP reset count */
626  	u16 pfr_count;		/* PF reset count */
627  
628  	u8 wol_ena : 1;		/* software state of WoL */
629  	u32 wakeup_reason;	/* last wakeup reason */
630  	struct ice_hw_port_stats stats;
631  	struct ice_hw_port_stats stats_prev;
632  	struct ice_hw hw;
633  	u8 stat_prev_loaded:1; /* has previous stats been loaded */
634  	u8 rdma_mode;
635  	u16 dcbx_cap;
636  	u32 tx_timeout_count;
637  	unsigned long tx_timeout_last_recovery;
638  	u32 tx_timeout_recovery_level;
639  	char int_name[ICE_INT_NAME_STR_LEN];
640  	char int_name_ll_ts[ICE_INT_NAME_STR_LEN];
641  	struct auxiliary_device *adev;
642  	int aux_idx;
643  	u32 sw_int_count;
644  	/* count of tc_flower filters specific to channel (aka where filter
645  	 * action is "hw_tc <tc_num>")
646  	 */
647  	u16 num_dmac_chnl_fltrs;
648  	struct hlist_head tc_flower_fltr_list;
649  
650  	u64 supported_rxdids;
651  
652  	__le64 nvm_phy_type_lo; /* NVM PHY type low */
653  	__le64 nvm_phy_type_hi; /* NVM PHY type high */
654  	struct ice_link_default_override_tlv link_dflt_override;
655  	struct ice_lag *lag; /* Link Aggregation information */
656  
657  	struct ice_eswitch eswitch;
658  	struct ice_esw_br_port *br_port;
659  
660  	struct xarray dyn_ports;
661  	struct xarray sf_nums;
662  
663  #define ICE_INVALID_AGG_NODE_ID		0
664  #define ICE_PF_AGG_NODE_ID_START	1
665  #define ICE_MAX_PF_AGG_NODES		32
666  	struct ice_agg_node pf_agg_node[ICE_MAX_PF_AGG_NODES];
667  #define ICE_VF_AGG_NODE_ID_START	65
668  #define ICE_MAX_VF_AGG_NODES		32
669  	struct ice_agg_node vf_agg_node[ICE_MAX_VF_AGG_NODES];
670  	struct ice_dplls dplls;
671  	struct device *hwmon_dev;
672  };
673  
674  extern struct workqueue_struct *ice_lag_wq;
675  
676  struct ice_netdev_priv {
677  	struct ice_vsi *vsi;
678  	struct ice_repr *repr;
679  	/* indirect block callbacks on registered higher level devices
680  	 * (e.g. tunnel devices)
681  	 *
682  	 * tc_indr_block_cb_priv_list is used to look up indirect callback
683  	 * private data
684  	 */
685  	struct list_head tc_indr_block_priv_list;
686  };
687  
688  /**
689   * ice_vector_ch_enabled
690   * @qv: pointer to q_vector, can be NULL
691   *
692   * This function returns true if vector is channel enabled otherwise false
693   */
ice_vector_ch_enabled(struct ice_q_vector * qv)694  static inline bool ice_vector_ch_enabled(struct ice_q_vector *qv)
695  {
696  	return !!qv->ch; /* Enable it to run with TC */
697  }
698  
699  /**
700   * ice_ptp_pf_handles_tx_interrupt - Check if PF handles Tx interrupt
701   * @pf: Board private structure
702   *
703   * Return true if this PF should respond to the Tx timestamp interrupt
704   * indication in the miscellaneous OICR interrupt handler.
705   */
ice_ptp_pf_handles_tx_interrupt(struct ice_pf * pf)706  static inline bool ice_ptp_pf_handles_tx_interrupt(struct ice_pf *pf)
707  {
708  	return pf->ptp.tx_interrupt_mode != ICE_PTP_TX_INTERRUPT_NONE;
709  }
710  
711  /**
712   * ice_irq_dynamic_ena - Enable default interrupt generation settings
713   * @hw: pointer to HW struct
714   * @vsi: pointer to VSI struct, can be NULL
715   * @q_vector: pointer to q_vector, can be NULL
716   */
717  static inline void
ice_irq_dynamic_ena(struct ice_hw * hw,struct ice_vsi * vsi,struct ice_q_vector * q_vector)718  ice_irq_dynamic_ena(struct ice_hw *hw, struct ice_vsi *vsi,
719  		    struct ice_q_vector *q_vector)
720  {
721  	u32 vector = (vsi && q_vector) ? q_vector->reg_idx :
722  				((struct ice_pf *)hw->back)->oicr_irq.index;
723  	int itr = ICE_ITR_NONE;
724  	u32 val;
725  
726  	/* clear the PBA here, as this function is meant to clean out all
727  	 * previous interrupts and enable the interrupt
728  	 */
729  	val = GLINT_DYN_CTL_INTENA_M | GLINT_DYN_CTL_CLEARPBA_M |
730  	      (itr << GLINT_DYN_CTL_ITR_INDX_S);
731  	if (vsi)
732  		if (test_bit(ICE_VSI_DOWN, vsi->state))
733  			return;
734  	wr32(hw, GLINT_DYN_CTL(vector), val);
735  }
736  
737  /**
738   * ice_netdev_to_pf - Retrieve the PF struct associated with a netdev
739   * @netdev: pointer to the netdev struct
740   */
ice_netdev_to_pf(struct net_device * netdev)741  static inline struct ice_pf *ice_netdev_to_pf(struct net_device *netdev)
742  {
743  	struct ice_netdev_priv *np = netdev_priv(netdev);
744  
745  	return np->vsi->back;
746  }
747  
ice_is_xdp_ena_vsi(struct ice_vsi * vsi)748  static inline bool ice_is_xdp_ena_vsi(struct ice_vsi *vsi)
749  {
750  	return !!READ_ONCE(vsi->xdp_prog);
751  }
752  
ice_set_ring_xdp(struct ice_tx_ring * ring)753  static inline void ice_set_ring_xdp(struct ice_tx_ring *ring)
754  {
755  	ring->flags |= ICE_TX_FLAGS_RING_XDP;
756  }
757  
758  /**
759   * ice_get_xp_from_qid - get ZC XSK buffer pool bound to a queue ID
760   * @vsi: pointer to VSI
761   * @qid: index of a queue to look at XSK buff pool presence
762   *
763   * Return: A pointer to xsk_buff_pool structure if there is a buffer pool
764   * attached and configured as zero-copy, NULL otherwise.
765   */
ice_get_xp_from_qid(struct ice_vsi * vsi,u16 qid)766  static inline struct xsk_buff_pool *ice_get_xp_from_qid(struct ice_vsi *vsi,
767  							u16 qid)
768  {
769  	struct xsk_buff_pool *pool = xsk_get_pool_from_qid(vsi->netdev, qid);
770  
771  	if (!ice_is_xdp_ena_vsi(vsi))
772  		return NULL;
773  
774  	return (pool && pool->dev) ? pool : NULL;
775  }
776  
777  /**
778   * ice_rx_xsk_pool - assign XSK buff pool to Rx ring
779   * @ring: Rx ring to use
780   *
781   * Sets XSK buff pool pointer on Rx ring.
782   */
ice_rx_xsk_pool(struct ice_rx_ring * ring)783  static inline void ice_rx_xsk_pool(struct ice_rx_ring *ring)
784  {
785  	struct ice_vsi *vsi = ring->vsi;
786  	u16 qid = ring->q_index;
787  
788  	WRITE_ONCE(ring->xsk_pool, ice_get_xp_from_qid(vsi, qid));
789  }
790  
791  /**
792   * ice_tx_xsk_pool - assign XSK buff pool to XDP ring
793   * @vsi: pointer to VSI
794   * @qid: index of a queue to look at XSK buff pool presence
795   *
796   * Sets XSK buff pool pointer on XDP ring.
797   *
798   * XDP ring is picked from Rx ring, whereas Rx ring is picked based on provided
799   * queue id. Reason for doing so is that queue vectors might have assigned more
800   * than one XDP ring, e.g. when user reduced the queue count on netdev; Rx ring
801   * carries a pointer to one of these XDP rings for its own purposes, such as
802   * handling XDP_TX action, therefore we can piggyback here on the
803   * rx_ring->xdp_ring assignment that was done during XDP rings initialization.
804   */
ice_tx_xsk_pool(struct ice_vsi * vsi,u16 qid)805  static inline void ice_tx_xsk_pool(struct ice_vsi *vsi, u16 qid)
806  {
807  	struct ice_tx_ring *ring;
808  
809  	ring = vsi->rx_rings[qid]->xdp_ring;
810  	if (!ring)
811  		return;
812  
813  	WRITE_ONCE(ring->xsk_pool, ice_get_xp_from_qid(vsi, qid));
814  }
815  
816  /**
817   * ice_get_main_vsi - Get the PF VSI
818   * @pf: PF instance
819   *
820   * returns pf->vsi[0], which by definition is the PF VSI
821   */
ice_get_main_vsi(struct ice_pf * pf)822  static inline struct ice_vsi *ice_get_main_vsi(struct ice_pf *pf)
823  {
824  	if (pf->vsi)
825  		return pf->vsi[0];
826  
827  	return NULL;
828  }
829  
830  /**
831   * ice_get_netdev_priv_vsi - return VSI associated with netdev priv.
832   * @np: private netdev structure
833   */
ice_get_netdev_priv_vsi(struct ice_netdev_priv * np)834  static inline struct ice_vsi *ice_get_netdev_priv_vsi(struct ice_netdev_priv *np)
835  {
836  	/* In case of port representor return source port VSI. */
837  	if (np->repr)
838  		return np->repr->src_vsi;
839  	else
840  		return np->vsi;
841  }
842  
843  /**
844   * ice_get_ctrl_vsi - Get the control VSI
845   * @pf: PF instance
846   */
ice_get_ctrl_vsi(struct ice_pf * pf)847  static inline struct ice_vsi *ice_get_ctrl_vsi(struct ice_pf *pf)
848  {
849  	/* if pf->ctrl_vsi_idx is ICE_NO_VSI, control VSI was not set up */
850  	if (!pf->vsi || pf->ctrl_vsi_idx == ICE_NO_VSI)
851  		return NULL;
852  
853  	return pf->vsi[pf->ctrl_vsi_idx];
854  }
855  
856  /**
857   * ice_find_vsi - Find the VSI from VSI ID
858   * @pf: The PF pointer to search in
859   * @vsi_num: The VSI ID to search for
860   */
ice_find_vsi(struct ice_pf * pf,u16 vsi_num)861  static inline struct ice_vsi *ice_find_vsi(struct ice_pf *pf, u16 vsi_num)
862  {
863  	int i;
864  
865  	ice_for_each_vsi(pf, i)
866  		if (pf->vsi[i] && pf->vsi[i]->vsi_num == vsi_num)
867  			return  pf->vsi[i];
868  	return NULL;
869  }
870  
871  /**
872   * ice_is_switchdev_running - check if switchdev is configured
873   * @pf: pointer to PF structure
874   *
875   * Returns true if eswitch mode is set to DEVLINK_ESWITCH_MODE_SWITCHDEV
876   * and switchdev is configured, false otherwise.
877   */
ice_is_switchdev_running(struct ice_pf * pf)878  static inline bool ice_is_switchdev_running(struct ice_pf *pf)
879  {
880  	return pf->eswitch.is_running;
881  }
882  
883  #define ICE_FD_STAT_CTR_BLOCK_COUNT	256
884  #define ICE_FD_STAT_PF_IDX(base_idx) \
885  			((base_idx) * ICE_FD_STAT_CTR_BLOCK_COUNT)
886  #define ICE_FD_SB_STAT_IDX(base_idx) ICE_FD_STAT_PF_IDX(base_idx)
887  #define ICE_FD_STAT_CH			1
888  #define ICE_FD_CH_STAT_IDX(base_idx) \
889  			(ICE_FD_STAT_PF_IDX(base_idx) + ICE_FD_STAT_CH)
890  
891  /**
892   * ice_is_adq_active - any active ADQs
893   * @pf: pointer to PF
894   *
895   * This function returns true if there are any ADQs configured (which is
896   * determined by looking at VSI type (which should be VSI_PF), numtc, and
897   * TC_MQPRIO flag) otherwise return false
898   */
ice_is_adq_active(struct ice_pf * pf)899  static inline bool ice_is_adq_active(struct ice_pf *pf)
900  {
901  	struct ice_vsi *vsi;
902  
903  	vsi = ice_get_main_vsi(pf);
904  	if (!vsi)
905  		return false;
906  
907  	/* is ADQ configured */
908  	if (vsi->tc_cfg.numtc > ICE_CHNL_START_TC &&
909  	    test_bit(ICE_FLAG_TC_MQPRIO, pf->flags))
910  		return true;
911  
912  	return false;
913  }
914  
915  void ice_debugfs_fwlog_init(struct ice_pf *pf);
916  void ice_debugfs_pf_deinit(struct ice_pf *pf);
917  void ice_debugfs_init(void);
918  void ice_debugfs_exit(void);
919  void ice_pf_fwlog_update_module(struct ice_pf *pf, int log_level, int module);
920  
921  bool netif_is_ice(const struct net_device *dev);
922  int ice_vsi_setup_tx_rings(struct ice_vsi *vsi);
923  int ice_vsi_setup_rx_rings(struct ice_vsi *vsi);
924  int ice_vsi_open_ctrl(struct ice_vsi *vsi);
925  int ice_vsi_open(struct ice_vsi *vsi);
926  void ice_set_ethtool_ops(struct net_device *netdev);
927  void ice_set_ethtool_repr_ops(struct net_device *netdev);
928  void ice_set_ethtool_safe_mode_ops(struct net_device *netdev);
929  void ice_set_ethtool_sf_ops(struct net_device *netdev);
930  u16 ice_get_avail_txq_count(struct ice_pf *pf);
931  u16 ice_get_avail_rxq_count(struct ice_pf *pf);
932  int ice_vsi_recfg_qs(struct ice_vsi *vsi, int new_rx, int new_tx, bool locked);
933  void ice_update_vsi_stats(struct ice_vsi *vsi);
934  void ice_update_pf_stats(struct ice_pf *pf);
935  void
936  ice_fetch_u64_stats_per_ring(struct u64_stats_sync *syncp,
937  			     struct ice_q_stats stats, u64 *pkts, u64 *bytes);
938  int ice_up(struct ice_vsi *vsi);
939  int ice_down(struct ice_vsi *vsi);
940  int ice_down_up(struct ice_vsi *vsi);
941  int ice_vsi_cfg_lan(struct ice_vsi *vsi);
942  struct ice_vsi *ice_lb_vsi_setup(struct ice_pf *pf, struct ice_port_info *pi);
943  
944  enum ice_xdp_cfg {
945  	ICE_XDP_CFG_FULL,	/* Fully apply new config in .ndo_bpf() */
946  	ICE_XDP_CFG_PART,	/* Save/use part of config in VSI rebuild */
947  };
948  
949  int ice_vsi_determine_xdp_res(struct ice_vsi *vsi);
950  int ice_prepare_xdp_rings(struct ice_vsi *vsi, struct bpf_prog *prog,
951  			  enum ice_xdp_cfg cfg_type);
952  int ice_destroy_xdp_rings(struct ice_vsi *vsi, enum ice_xdp_cfg cfg_type);
953  void ice_map_xdp_rings(struct ice_vsi *vsi);
954  int
955  ice_xdp_xmit(struct net_device *dev, int n, struct xdp_frame **frames,
956  	     u32 flags);
957  int ice_set_rss_lut(struct ice_vsi *vsi, u8 *lut, u16 lut_size);
958  int ice_get_rss_lut(struct ice_vsi *vsi, u8 *lut, u16 lut_size);
959  int ice_set_rss_key(struct ice_vsi *vsi, u8 *seed);
960  int ice_get_rss_key(struct ice_vsi *vsi, u8 *seed);
961  int ice_set_rss_hfunc(struct ice_vsi *vsi, u8 hfunc);
962  void ice_fill_rss_lut(u8 *lut, u16 rss_table_size, u16 rss_size);
963  int ice_schedule_reset(struct ice_pf *pf, enum ice_reset_req reset);
964  void ice_print_link_msg(struct ice_vsi *vsi, bool isup);
965  int ice_plug_aux_dev(struct ice_pf *pf);
966  void ice_unplug_aux_dev(struct ice_pf *pf);
967  int ice_init_rdma(struct ice_pf *pf);
968  void ice_deinit_rdma(struct ice_pf *pf);
969  const char *ice_aq_str(enum ice_aq_err aq_err);
970  bool ice_is_wol_supported(struct ice_hw *hw);
971  void ice_fdir_del_all_fltrs(struct ice_vsi *vsi);
972  int
973  ice_fdir_write_fltr(struct ice_pf *pf, struct ice_fdir_fltr *input, bool add,
974  		    bool is_tun);
975  void ice_vsi_manage_fdir(struct ice_vsi *vsi, bool ena);
976  int ice_add_fdir_ethtool(struct ice_vsi *vsi, struct ethtool_rxnfc *cmd);
977  int ice_del_fdir_ethtool(struct ice_vsi *vsi, struct ethtool_rxnfc *cmd);
978  int ice_get_ethtool_fdir_entry(struct ice_hw *hw, struct ethtool_rxnfc *cmd);
979  int
980  ice_get_fdir_fltr_ids(struct ice_hw *hw, struct ethtool_rxnfc *cmd,
981  		      u32 *rule_locs);
982  void ice_fdir_rem_adq_chnl(struct ice_hw *hw, u16 vsi_idx);
983  void ice_fdir_release_flows(struct ice_hw *hw);
984  void ice_fdir_replay_flows(struct ice_hw *hw);
985  void ice_fdir_replay_fltrs(struct ice_pf *pf);
986  int ice_fdir_create_dflt_rules(struct ice_pf *pf);
987  
988  enum ice_aq_task_state {
989  	ICE_AQ_TASK_NOT_PREPARED,
990  	ICE_AQ_TASK_WAITING,
991  	ICE_AQ_TASK_COMPLETE,
992  	ICE_AQ_TASK_CANCELED,
993  };
994  
995  struct ice_aq_task {
996  	struct hlist_node entry;
997  	struct ice_rq_event_info event;
998  	enum ice_aq_task_state state;
999  	u16 opcode;
1000  };
1001  
1002  void ice_aq_prep_for_event(struct ice_pf *pf, struct ice_aq_task *task,
1003  			   u16 opcode);
1004  int ice_aq_wait_for_event(struct ice_pf *pf, struct ice_aq_task *task,
1005  			  unsigned long timeout);
1006  int ice_open(struct net_device *netdev);
1007  int ice_open_internal(struct net_device *netdev);
1008  int ice_stop(struct net_device *netdev);
1009  void ice_service_task_schedule(struct ice_pf *pf);
1010  int ice_load(struct ice_pf *pf);
1011  void ice_unload(struct ice_pf *pf);
1012  void ice_adv_lnk_speed_maps_init(void);
1013  int ice_init_dev(struct ice_pf *pf);
1014  void ice_deinit_dev(struct ice_pf *pf);
1015  int ice_change_mtu(struct net_device *netdev, int new_mtu);
1016  void ice_tx_timeout(struct net_device *netdev, unsigned int txqueue);
1017  int ice_xdp(struct net_device *dev, struct netdev_bpf *xdp);
1018  void ice_set_netdev_features(struct net_device *netdev);
1019  int ice_vlan_rx_add_vid(struct net_device *netdev, __be16 proto, u16 vid);
1020  int ice_vlan_rx_kill_vid(struct net_device *netdev, __be16 proto, u16 vid);
1021  void ice_get_stats64(struct net_device *netdev,
1022  		     struct rtnl_link_stats64 *stats);
1023  
1024  /**
1025   * ice_set_rdma_cap - enable RDMA support
1026   * @pf: PF struct
1027   */
ice_set_rdma_cap(struct ice_pf * pf)1028  static inline void ice_set_rdma_cap(struct ice_pf *pf)
1029  {
1030  	if (pf->hw.func_caps.common_cap.rdma && pf->num_rdma_msix) {
1031  		set_bit(ICE_FLAG_RDMA_ENA, pf->flags);
1032  		set_bit(ICE_FLAG_PLUG_AUX_DEV, pf->flags);
1033  	}
1034  }
1035  
1036  /**
1037   * ice_clear_rdma_cap - disable RDMA support
1038   * @pf: PF struct
1039   */
ice_clear_rdma_cap(struct ice_pf * pf)1040  static inline void ice_clear_rdma_cap(struct ice_pf *pf)
1041  {
1042  	/* defer unplug to service task to avoid RTNL lock and
1043  	 * clear PLUG bit so that pending plugs don't interfere
1044  	 */
1045  	clear_bit(ICE_FLAG_PLUG_AUX_DEV, pf->flags);
1046  	set_bit(ICE_FLAG_UNPLUG_AUX_DEV, pf->flags);
1047  	clear_bit(ICE_FLAG_RDMA_ENA, pf->flags);
1048  }
1049  
1050  extern const struct xdp_metadata_ops ice_xdp_md_ops;
1051  #endif /* _ICE_H_ */
1052