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2024-10-16 50a212ec906f7524620675f0c57357691c26c81f 
 kernel/drivers/net/ethernet/qlogic/qede/qede.h
....@@ -1,34 +1,9 @@
1
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
12 /* QLogic qede NIC Driver
23  * Copyright (c) 2015-2017  QLogic Corporation
3
- *
4
- * This software is available to you under a choice of one of two
5
- * licenses.  You may choose to be licensed under the terms of the GNU
6
- * General Public License (GPL) Version 2, available from the file
7
- * COPYING in the main directory of this source tree, or the
8
- * OpenIB.org BSD license below:
9
- *
10
- *     Redistribution and use in source and binary forms, with or
11
- *     without modification, are permitted provided that the following
12
- *     conditions are met:
13
- *
14
- *      - Redistributions of source code must retain the above
15
- *        copyright notice, this list of conditions and the following
16
- *        disclaimer.
17
- *
18
- *      - Redistributions in binary form must reproduce the above
19
- *        copyright notice, this list of conditions and the following
20
- *        disclaimer in the documentation and /or other materials
21
- *        provided with the distribution.
22
- *
23
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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- * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27
- * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28
- * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30
- * SOFTWARE.
4
+ * Copyright (c) 2019-2020 Marvell International Ltd.
315  */
6
+
327 #ifndef _QEDE_H_
338 #define _QEDE_H_
349 #include <linux/compiler.h>
....@@ -56,7 +31,7 @@
5631 #include <net/tc_act/tc_gact.h>
5732 
5833 #define QEDE_MAJOR_VERSION		8
59
-#define QEDE_MINOR_VERSION		33
34
+#define QEDE_MINOR_VERSION		37
6035 #define QEDE_REVISION_VERSION		0
6136 #define QEDE_ENGINEERING_VERSION	20
6237 #define DRV_MODULE_VERSION __stringify(QEDE_MAJOR_VERSION) "."	\
....@@ -92,6 +67,7 @@
9267 	u64 non_coalesced_pkts;
9368 	u64 coalesced_bytes;
9469 	u64 link_change_count;
70
+	u64 ptp_skip_txts;
9571 
9672 	/* port */
9773 	u64 rx_64_byte_packets;
....@@ -164,32 +140,54 @@
164140 	struct workqueue_struct *rdma_wq;
165141 	struct kref refcnt;
166142 	struct completion event_comp;
143
+	bool exp_recovery;
167144 };
168145 
169146 struct qede_ptp;
170147 
171148 #define QEDE_RFS_MAX_FLTR	256
172149 
150
+enum qede_flags_bit {
151
+	QEDE_FLAGS_IS_VF = 0,
152
+	QEDE_FLAGS_LINK_REQUESTED,
153
+	QEDE_FLAGS_PTP_TX_IN_PRORGESS,
154
+	QEDE_FLAGS_TX_TIMESTAMPING_EN
155
+};
156
+
157
+#define QEDE_DUMP_MAX_ARGS 4
158
+enum qede_dump_cmd {
159
+	QEDE_DUMP_CMD_NONE = 0,
160
+	QEDE_DUMP_CMD_NVM_CFG,
161
+	QEDE_DUMP_CMD_GRCDUMP,
162
+	QEDE_DUMP_CMD_MAX
163
+};
164
+
165
+struct qede_dump_info {
166
+	enum qede_dump_cmd cmd;
167
+	u8 num_args;
168
+	u32 args[QEDE_DUMP_MAX_ARGS];
169
+};
170
+
173171 struct qede_dev {
174172 	struct qed_dev			*cdev;
175173 	struct net_device		*ndev;
176174 	struct pci_dev			*pdev;
175
+	struct devlink			*devlink;
177176 
178177 	u32				dp_module;
179178 	u8				dp_level;
180179 
181
-	unsigned long flags;
182
-#define QEDE_FLAG_IS_VF			BIT(0)
183
-#define IS_VF(edev)	(!!((edev)->flags & QEDE_FLAG_IS_VF))
184
-#define QEDE_TX_TIMESTAMPING_EN		BIT(1)
185
-#define QEDE_FLAGS_PTP_TX_IN_PRORGESS	BIT(2)
180
+	unsigned long			flags;
181
+#define IS_VF(edev)			test_bit(QEDE_FLAGS_IS_VF, \
182
+						 &(edev)->flags)
186183 
187184 	const struct qed_eth_ops	*ops;
188185 	struct qede_ptp			*ptp;
186
+	u64				ptp_skip_txts;
189187 
190
-	struct qed_dev_eth_info dev_info;
191
-#define QEDE_MAX_RSS_CNT(edev)	((edev)->dev_info.num_queues)
192
-#define QEDE_MAX_TSS_CNT(edev)	((edev)->dev_info.num_queues)
188
+	struct qed_dev_eth_info		dev_info;
189
+#define QEDE_MAX_RSS_CNT(edev)		((edev)->dev_info.num_queues)
190
+#define QEDE_MAX_TSS_CNT(edev)		((edev)->dev_info.num_queues)
193191 #define QEDE_IS_BB(edev) \
194192 	((edev)->dev_info.common.dev_type == QED_DEV_TYPE_BB)
195193 #define QEDE_IS_AH(edev) \
....@@ -202,14 +200,16 @@
202200 	u8				fp_num_rx;
203201 	u16				req_queues;
204202 	u16				num_queues;
205
-#define QEDE_QUEUE_CNT(edev)	((edev)->num_queues)
206
-#define QEDE_RSS_COUNT(edev)	((edev)->num_queues - (edev)->fp_num_tx)
203
+	u16				total_xdp_queues;
204
+
205
+#define QEDE_QUEUE_CNT(edev)		((edev)->num_queues)
206
+#define QEDE_RSS_COUNT(edev)		((edev)->num_queues - (edev)->fp_num_tx)
207207 #define QEDE_RX_QUEUE_IDX(edev, i)	(i)
208
-#define QEDE_TSS_COUNT(edev)	((edev)->num_queues - (edev)->fp_num_rx)
208
+#define QEDE_TSS_COUNT(edev)		((edev)->num_queues - (edev)->fp_num_rx)
209209 
210210 	struct qed_int_info		int_info;
211211 
212
-	/* Smaller private varaiant of the RTNL lock */
212
+	/* Smaller private variant of the RTNL lock */
213213 	struct mutex			qede_lock;
214214 	u32				state; /* Protected by qede_lock */
215215 	u16				rx_buf_size;
....@@ -230,22 +230,28 @@
230230 	      SKB_DATA_ALIGN(sizeof(struct skb_shared_info)))
231231 
232232 	struct qede_stats		stats;
233
-#define QEDE_RSS_INDIR_INITED	BIT(0)
234
-#define QEDE_RSS_KEY_INITED	BIT(1)
235
-#define QEDE_RSS_CAPS_INITED	BIT(2)
236
-	u32 rss_params_inited; /* bit-field to track initialized rss params */
237
-	u16 rss_ind_table[128];
238
-	u32 rss_key[10];
239
-	u8 rss_caps;
240233 
241
-	u16			q_num_rx_buffers; /* Must be a power of two */
242
-	u16			q_num_tx_buffers; /* Must be a power of two */
234
+	/* Bitfield to track initialized RSS params */
235
+	u32				rss_params_inited;
236
+#define QEDE_RSS_INDIR_INITED		BIT(0)
237
+#define QEDE_RSS_KEY_INITED		BIT(1)
238
+#define QEDE_RSS_CAPS_INITED		BIT(2)
243239 
244
-	bool gro_disable;
245
-	struct list_head vlan_list;
246
-	u16 configured_vlans;
247
-	u16 non_configured_vlans;
248
-	bool accept_any_vlan;
240
+	u16				rss_ind_table[128];
241
+	u32				rss_key[10];
242
+	u8				rss_caps;
243
+
244
+	/* Both must be a power of two */
245
+	u16				q_num_rx_buffers;
246
+	u16				q_num_tx_buffers;
247
+
248
+	bool				gro_disable;
249
+
250
+	struct list_head		vlan_list;
251
+	u16				configured_vlans;
252
+	u16				non_configured_vlans;
253
+	bool				accept_any_vlan;
254
+
249255 	struct delayed_work		sp_task;
250256 	unsigned long			sp_flags;
251257 	u16				vxlan_dst_port;
....@@ -256,12 +262,27 @@
256262 
257263 	struct qede_rdma_dev		rdma_info;
258264 
259
-	struct bpf_prog *xdp_prog;
265
+	struct bpf_prog			*xdp_prog;
266
+
267
+	enum qed_hw_err_type		last_err_type;
268
+	unsigned long			err_flags;
269
+#define QEDE_ERR_IS_HANDLED		31
270
+#define QEDE_ERR_ATTN_CLR_EN		0
271
+#define QEDE_ERR_GET_DBG_INFO		1
272
+#define QEDE_ERR_IS_RECOVERABLE		2
273
+#define QEDE_ERR_WARN			3
274
+
275
+	struct qede_dump_info		dump_info;
276
+	struct delayed_work		periodic_task;
277
+	unsigned long			stats_coal_ticks;
278
+	u32				stats_coal_usecs;
279
+	spinlock_t			stats_lock; /* lock for vport stats access */
260280 };
261281 
262282 enum QEDE_STATE {
263283 	QEDE_STATE_CLOSED,
264284 	QEDE_STATE_OPEN,
285
+	QEDE_STATE_RECOVERY,
265286 };
266287 
267288 #define HILO_U64(hi, lo)		((((u64)(hi)) << 32) + (lo))
....@@ -366,28 +387,34 @@
366387 };
367388 
368389 struct sw_tx_xdp {
369
-	struct page *page;
370
-	dma_addr_t mapping;
390
+	struct page			*page;
391
+	struct xdp_frame		*xdpf;
392
+	dma_addr_t			mapping;
371393 };
372394 
373395 struct qede_tx_queue {
374
-	u8 is_xdp;
375
-	bool is_legacy;
376
-	u16 sw_tx_cons;
377
-	u16 sw_tx_prod;
378
-	u16 num_tx_buffers; /* Slowpath only */
396
+	u8				is_xdp;
397
+	bool				is_legacy;
398
+	u16				sw_tx_cons;
399
+	u16				sw_tx_prod;
400
+	u16				num_tx_buffers; /* Slowpath only */
379401 
380
-	u64 xmit_pkts;
381
-	u64 stopped_cnt;
402
+	u64				xmit_pkts;
403
+	u64				stopped_cnt;
404
+	u64				tx_mem_alloc_err;
382405 
383
-	__le16 *hw_cons_ptr;
406
+	__le16				*hw_cons_ptr;
384407 
385408 	/* Needed for the mapping of packets */
386
-	struct device *dev;
409
+	struct device			*dev;
387410 
388
-	void __iomem *doorbell_addr;
389
-	union db_prod tx_db;
390
-	int index; /* Slowpath only */
411
+	void __iomem			*doorbell_addr;
412
+	union db_prod			tx_db;
413
+
414
+	/* Spinlock for XDP queues in case of XDP_REDIRECT */
415
+	spinlock_t			xdp_tx_lock;
416
+
417
+	int				index; /* Slowpath only */
391418 #define QEDE_TXQ_XDP_TO_IDX(edev, txq)	((txq)->index - \
392419 					 QEDE_MAX_TSS_CNT(edev))
393420 #define QEDE_TXQ_IDX_TO_XDP(edev, idx)	((idx) + QEDE_MAX_TSS_CNT(edev))
....@@ -399,22 +426,22 @@
399426 #define QEDE_NDEV_TXQ_ID_TO_TXQ(edev, idx)	\
400427 	(&((edev)->fp_array[QEDE_NDEV_TXQ_ID_TO_FP_ID(edev, idx)].txq \
401428 	[QEDE_NDEV_TXQ_ID_TO_TXQ_COS(edev, idx)]))
402
-#define QEDE_FP_TC0_TXQ(fp)	(&((fp)->txq[0]))
429
+#define QEDE_FP_TC0_TXQ(fp)		(&((fp)->txq[0]))
403430 
404431 	/* Regular Tx requires skb + metadata for release purpose,
405432 	 * while XDP requires the pages and the mapped address.
406433 	 */
407434 	union {
408
-		struct sw_tx_bd *skbs;
409
-		struct sw_tx_xdp *xdp;
410
-	} sw_tx_ring;
435
+		struct sw_tx_bd		*skbs;
436
+		struct sw_tx_xdp	*xdp;
437
+	}				sw_tx_ring;
411438 
412
-	struct qed_chain tx_pbl;
439
+	struct qed_chain		tx_pbl;
413440 
414441 	/* Slowpath; Should be kept in end [unless missing padding] */
415
-	void *handle;
416
-	u16 cos;
417
-	u16 ndev_txq_id;
442
+	void				*handle;
443
+	u16				cos;
444
+	u16				ndev_txq_id;
418445 };
419446 
420447 #define BD_UNMAP_ADDR(bd)		HILO_U64(le32_to_cpu((bd)->addr.hi), \
....@@ -428,43 +455,54 @@
428455 #define BD_UNMAP_LEN(bd)		(le16_to_cpu((bd)->nbytes))
429456 
430457 struct qede_fastpath {
431
-	struct qede_dev	*edev;
432
-#define QEDE_FASTPATH_TX	BIT(0)
433
-#define QEDE_FASTPATH_RX	BIT(1)
434
-#define QEDE_FASTPATH_XDP	BIT(2)
435
-#define QEDE_FASTPATH_COMBINED	(QEDE_FASTPATH_TX | QEDE_FASTPATH_RX)
436
-	u8			type;
437
-	u8			id;
438
-	u8			xdp_xmit;
439
-	struct napi_struct	napi;
440
-	struct qed_sb_info	*sb_info;
441
-	struct qede_rx_queue	*rxq;
442
-	struct qede_tx_queue	*txq;
443
-	struct qede_tx_queue	*xdp_tx;
458
+	struct qede_dev			*edev;
444459 
445
-#define VEC_NAME_SIZE	(sizeof(((struct net_device *)0)->name) + 8)
446
-	char	name[VEC_NAME_SIZE];
460
+	u8				type;
461
+#define QEDE_FASTPATH_TX		BIT(0)
462
+#define QEDE_FASTPATH_RX		BIT(1)
463
+#define QEDE_FASTPATH_XDP		BIT(2)
464
+#define QEDE_FASTPATH_COMBINED		(QEDE_FASTPATH_TX | QEDE_FASTPATH_RX)
465
+
466
+	u8				id;
467
+
468
+	u8				xdp_xmit;
469
+#define QEDE_XDP_TX			BIT(0)
470
+#define QEDE_XDP_REDIRECT		BIT(1)
471
+
472
+	struct napi_struct		napi;
473
+	struct qed_sb_info		*sb_info;
474
+	struct qede_rx_queue		*rxq;
475
+	struct qede_tx_queue		*txq;
476
+	struct qede_tx_queue		*xdp_tx;
477
+
478
+	char				name[IFNAMSIZ + 8];
447479 };
448480 
449481 /* Debug print definitions */
450
-#define DP_NAME(edev) ((edev)->ndev->name)
482
+#define DP_NAME(edev)			netdev_name((edev)->ndev)
451483 
452
-#define XMIT_PLAIN		0
453
-#define XMIT_L4_CSUM		BIT(0)
454
-#define XMIT_LSO		BIT(1)
455
-#define XMIT_ENC		BIT(2)
456
-#define XMIT_ENC_GSO_L4_CSUM	BIT(3)
484
+#define XMIT_PLAIN			0
485
+#define XMIT_L4_CSUM			BIT(0)
486
+#define XMIT_LSO			BIT(1)
487
+#define XMIT_ENC			BIT(2)
488
+#define XMIT_ENC_GSO_L4_CSUM		BIT(3)
457489 
458490 #define QEDE_CSUM_ERROR			BIT(0)
459491 #define QEDE_CSUM_UNNECESSARY		BIT(1)
460492 #define QEDE_TUNN_CSUM_UNNECESSARY	BIT(2)
461493 
494
+#define QEDE_SP_RECOVERY		0
462495 #define QEDE_SP_RX_MODE			1
496
+#define QEDE_SP_RSVD1                   2
497
+#define QEDE_SP_RSVD2                   3
498
+#define QEDE_SP_HW_ERR                  4
499
+#define QEDE_SP_ARFS_CONFIG             5
500
+#define QEDE_SP_AER			7
501
+#define QEDE_SP_DISABLE			8
463502 
464503 #ifdef CONFIG_RFS_ACCEL
465504 int qede_rx_flow_steer(struct net_device *dev, const struct sk_buff *skb,
466505 		       u16 rxq_index, u32 flow_id);
467
-#define QEDE_SP_ARFS_CONFIG	4
468506 #define QEDE_SP_TASK_POLL_DELAY	(5 * HZ)
469507 #endif
470508 
....@@ -491,13 +529,13 @@
491529 
492530 /* Datapath functions definition */
493531 netdev_tx_t qede_start_xmit(struct sk_buff *skb, struct net_device *ndev);
532
+int qede_xdp_transmit(struct net_device *dev, int n_frames,
533
+		      struct xdp_frame **frames, u32 flags);
494534 u16 qede_select_queue(struct net_device *dev, struct sk_buff *skb,
495
-		      struct net_device *sb_dev,
496
-		      select_queue_fallback_t fallback);
535
+		      struct net_device *sb_dev);
497536 netdev_features_t qede_features_check(struct sk_buff *skb,
498537 				      struct net_device *dev,
499538 				      netdev_features_t features);
500
-void qede_tx_log_print(struct qede_dev *edev, struct qede_fastpath *fp);
501539 int qede_alloc_rx_buffer(struct qede_rx_queue *rxq, bool allow_lazy);
502540 int qede_free_tx_pkt(struct qede_dev *edev,
503541 		     struct qede_tx_queue *txq, int *len);
....@@ -533,6 +571,7 @@
533571 
534572 void qede_config_debug(uint debug, u32 *p_dp_module, u8 *p_dp_level);
535573 void qede_set_ethtool_ops(struct net_device *netdev);
574
+void qede_set_udp_tunnels(struct qede_dev *edev);
536575 void qede_reload(struct qede_dev *edev,
537576 		 struct qede_reload_args *args, bool is_locked);
538577 int qede_change_mtu(struct net_device *dev, int new_mtu);
....@@ -544,7 +583,9 @@
544583 void qede_recycle_rx_bd_ring(struct qede_rx_queue *rxq, u8 count);
545584 void qede_update_rx_prod(struct qede_dev *edev, struct qede_rx_queue *rxq);
546585 int qede_add_tc_flower_fltr(struct qede_dev *edev, __be16 proto,
547
-			    struct tc_cls_flower_offload *f);
586
+			    struct flow_cls_offload *f);
587
+
588
+void qede_forced_speed_maps_init(void);
548589 
549590 #define RX_RING_SIZE_POW	13
550591 #define RX_RING_SIZE		((u16)BIT(RX_RING_SIZE_POW))