1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright(c) 2013 - 2018 Intel Corporation. */
3 
4 #ifndef _IAVF_TYPE_H_
5 #define _IAVF_TYPE_H_
6 
7 #include "iavf_status.h"
8 #include "iavf_osdep.h"
9 #include "iavf_register.h"
10 #include "iavf_adminq.h"
11 #include "iavf_devids.h"
12 
13 #define IAVF_RXQ_CTX_DBUFF_SHIFT 7
14 
15 /* IAVF_MASK is a macro used on 32 bit registers */
16 #define IAVF_MASK(mask, shift) ((u32)(mask) << (shift))
17 
18 #define IAVF_MAX_VSI_QP			16
19 #define IAVF_MAX_VF_VSI			3
20 #define IAVF_MAX_CHAINED_RX_BUFFERS	5
21 
22 /* forward declaration */
23 struct iavf_hw;
24 typedef void (*IAVF_ADMINQ_CALLBACK)(struct iavf_hw *, struct iavf_aq_desc *);
25 
26 /* Data type manipulation macros. */
27 
28 #define IAVF_DESC_UNUSED(R)	\
29 	((((R)->next_to_clean > (R)->next_to_use) ? 0 : (R)->count) + \
30 	(R)->next_to_clean - (R)->next_to_use - 1)
31 
32 /* bitfields for Tx queue mapping in QTX_CTL */
33 #define IAVF_QTX_CTL_VF_QUEUE	0x0
34 #define IAVF_QTX_CTL_VM_QUEUE	0x1
35 #define IAVF_QTX_CTL_PF_QUEUE	0x2
36 
37 /* debug masks - set these bits in hw->debug_mask to control output */
38 enum iavf_debug_mask {
39 	IAVF_DEBUG_INIT			= 0x00000001,
40 	IAVF_DEBUG_RELEASE		= 0x00000002,
41 
42 	IAVF_DEBUG_LINK			= 0x00000010,
43 	IAVF_DEBUG_PHY			= 0x00000020,
44 	IAVF_DEBUG_HMC			= 0x00000040,
45 	IAVF_DEBUG_NVM			= 0x00000080,
46 	IAVF_DEBUG_LAN			= 0x00000100,
47 	IAVF_DEBUG_FLOW			= 0x00000200,
48 	IAVF_DEBUG_DCB			= 0x00000400,
49 	IAVF_DEBUG_DIAG			= 0x00000800,
50 	IAVF_DEBUG_FD			= 0x00001000,
51 	IAVF_DEBUG_PACKAGE		= 0x00002000,
52 
53 	IAVF_DEBUG_AQ_MESSAGE		= 0x01000000,
54 	IAVF_DEBUG_AQ_DESCRIPTOR	= 0x02000000,
55 	IAVF_DEBUG_AQ_DESC_BUFFER	= 0x04000000,
56 	IAVF_DEBUG_AQ_COMMAND		= 0x06000000,
57 	IAVF_DEBUG_AQ			= 0x0F000000,
58 
59 	IAVF_DEBUG_USER			= 0xF0000000,
60 
61 	IAVF_DEBUG_ALL			= 0xFFFFFFFF
62 };
63 
64 /* These are structs for managing the hardware information and the operations.
65  * The structures of function pointers are filled out at init time when we
66  * know for sure exactly which hardware we're working with.  This gives us the
67  * flexibility of using the same main driver code but adapting to slightly
68  * different hardware needs as new parts are developed.  For this architecture,
69  * the Firmware and AdminQ are intended to insulate the driver from most of the
70  * future changes, but these structures will also do part of the job.
71  */
72 enum iavf_mac_type {
73 	IAVF_MAC_UNKNOWN = 0,
74 	IAVF_MAC_XL710,
75 	IAVF_MAC_VF,
76 	IAVF_MAC_X722,
77 	IAVF_MAC_X722_VF,
78 	IAVF_MAC_GENERIC,
79 };
80 
81 enum iavf_vsi_type {
82 	IAVF_VSI_MAIN	= 0,
83 	IAVF_VSI_VMDQ1	= 1,
84 	IAVF_VSI_VMDQ2	= 2,
85 	IAVF_VSI_CTRL	= 3,
86 	IAVF_VSI_FCOE	= 4,
87 	IAVF_VSI_MIRROR	= 5,
88 	IAVF_VSI_SRIOV	= 6,
89 	IAVF_VSI_FDIR	= 7,
90 	IAVF_VSI_TYPE_UNKNOWN
91 };
92 
93 enum iavf_queue_type {
94 	IAVF_QUEUE_TYPE_RX = 0,
95 	IAVF_QUEUE_TYPE_TX,
96 	IAVF_QUEUE_TYPE_PE_CEQ,
97 	IAVF_QUEUE_TYPE_UNKNOWN
98 };
99 
100 #define IAVF_HW_CAP_MAX_GPIO		30
101 /* Capabilities of a PF or a VF or the whole device */
102 struct iavf_hw_capabilities {
103 	bool dcb;
104 	bool fcoe;
105 	u32 num_vsis;
106 	u32 num_rx_qp;
107 	u32 num_tx_qp;
108 	u32 base_queue;
109 	u32 num_msix_vectors_vf;
110 };
111 
112 struct iavf_mac_info {
113 	enum iavf_mac_type type;
114 	u8 addr[ETH_ALEN];
115 	u8 perm_addr[ETH_ALEN];
116 	u8 san_addr[ETH_ALEN];
117 	u16 max_fcoeq;
118 };
119 
120 /* PCI bus types */
121 enum iavf_bus_type {
122 	iavf_bus_type_unknown = 0,
123 	iavf_bus_type_pci,
124 	iavf_bus_type_pcix,
125 	iavf_bus_type_pci_express,
126 	iavf_bus_type_reserved
127 };
128 
129 /* PCI bus speeds */
130 enum iavf_bus_speed {
131 	iavf_bus_speed_unknown	= 0,
132 	iavf_bus_speed_33	= 33,
133 	iavf_bus_speed_66	= 66,
134 	iavf_bus_speed_100	= 100,
135 	iavf_bus_speed_120	= 120,
136 	iavf_bus_speed_133	= 133,
137 	iavf_bus_speed_2500	= 2500,
138 	iavf_bus_speed_5000	= 5000,
139 	iavf_bus_speed_8000	= 8000,
140 	iavf_bus_speed_reserved
141 };
142 
143 /* PCI bus widths */
144 enum iavf_bus_width {
145 	iavf_bus_width_unknown	= 0,
146 	iavf_bus_width_pcie_x1	= 1,
147 	iavf_bus_width_pcie_x2	= 2,
148 	iavf_bus_width_pcie_x4	= 4,
149 	iavf_bus_width_pcie_x8	= 8,
150 	iavf_bus_width_32	= 32,
151 	iavf_bus_width_64	= 64,
152 	iavf_bus_width_reserved
153 };
154 
155 /* Bus parameters */
156 struct iavf_bus_info {
157 	enum iavf_bus_speed speed;
158 	enum iavf_bus_width width;
159 	enum iavf_bus_type type;
160 
161 	u16 func;
162 	u16 device;
163 	u16 lan_id;
164 	u16 bus_id;
165 };
166 
167 #define IAVF_MAX_USER_PRIORITY		8
168 /* Port hardware description */
169 struct iavf_hw {
170 	u8 __iomem *hw_addr;
171 	void *back;
172 
173 	/* subsystem structs */
174 	struct iavf_mac_info mac;
175 	struct iavf_bus_info bus;
176 
177 	/* pci info */
178 	u16 device_id;
179 	u16 vendor_id;
180 	u16 subsystem_device_id;
181 	u16 subsystem_vendor_id;
182 	u8 revision_id;
183 
184 	/* capabilities for entire device and PCI func */
185 	struct iavf_hw_capabilities dev_caps;
186 
187 	/* Admin Queue info */
188 	struct iavf_adminq_info aq;
189 
190 	/* debug mask */
191 	u32 debug_mask;
192 	char err_str[16];
193 };
194 
195 struct iavf_driver_version {
196 	u8 major_version;
197 	u8 minor_version;
198 	u8 build_version;
199 	u8 subbuild_version;
200 	u8 driver_string[32];
201 };
202 
203 /* RX Descriptors */
204 union iavf_16byte_rx_desc {
205 	struct {
206 		__le64 pkt_addr; /* Packet buffer address */
207 		__le64 hdr_addr; /* Header buffer address */
208 	} read;
209 	struct {
210 		struct {
211 			struct {
212 				union {
213 					__le16 mirroring_status;
214 					__le16 fcoe_ctx_id;
215 				} mirr_fcoe;
216 				__le16 l2tag1;
217 			} lo_dword;
218 			union {
219 				__le32 rss; /* RSS Hash */
220 				__le32 fd_id; /* Flow director filter id */
221 				__le32 fcoe_param; /* FCoE DDP Context id */
222 			} hi_dword;
223 		} qword0;
224 		struct {
225 			/* ext status/error/pktype/length */
226 			__le64 status_error_len;
227 		} qword1;
228 	} wb;  /* writeback */
229 };
230 
231 union iavf_32byte_rx_desc {
232 	struct {
233 		__le64  pkt_addr; /* Packet buffer address */
234 		__le64  hdr_addr; /* Header buffer address */
235 			/* bit 0 of hdr_buffer_addr is DD bit */
236 		__le64  rsvd1;
237 		__le64  rsvd2;
238 	} read;
239 	struct {
240 		struct {
241 			struct {
242 				union {
243 					__le16 mirroring_status;
244 					__le16 fcoe_ctx_id;
245 				} mirr_fcoe;
246 				__le16 l2tag1;
247 			} lo_dword;
248 			union {
249 				__le32 rss; /* RSS Hash */
250 				__le32 fcoe_param; /* FCoE DDP Context id */
251 				/* Flow director filter id in case of
252 				 * Programming status desc WB
253 				 */
254 				__le32 fd_id;
255 			} hi_dword;
256 		} qword0;
257 		struct {
258 			/* status/error/pktype/length */
259 			__le64 status_error_len;
260 		} qword1;
261 		struct {
262 			__le16 ext_status; /* extended status */
263 			__le16 rsvd;
264 			__le16 l2tag2_1;
265 			__le16 l2tag2_2;
266 		} qword2;
267 		struct {
268 			union {
269 				__le32 flex_bytes_lo;
270 				__le32 pe_status;
271 			} lo_dword;
272 			union {
273 				__le32 flex_bytes_hi;
274 				__le32 fd_id;
275 			} hi_dword;
276 		} qword3;
277 	} wb;  /* writeback */
278 };
279 
280 enum iavf_rx_desc_status_bits {
281 	/* Note: These are predefined bit offsets */
282 	IAVF_RX_DESC_STATUS_DD_SHIFT		= 0,
283 	IAVF_RX_DESC_STATUS_EOF_SHIFT		= 1,
284 	IAVF_RX_DESC_STATUS_L2TAG1P_SHIFT	= 2,
285 	IAVF_RX_DESC_STATUS_L3L4P_SHIFT		= 3,
286 	IAVF_RX_DESC_STATUS_CRCP_SHIFT		= 4,
287 	IAVF_RX_DESC_STATUS_TSYNINDX_SHIFT	= 5, /* 2 BITS */
288 	IAVF_RX_DESC_STATUS_TSYNVALID_SHIFT	= 7,
289 	/* Note: Bit 8 is reserved in X710 and XL710 */
290 	IAVF_RX_DESC_STATUS_EXT_UDP_0_SHIFT	= 8,
291 	IAVF_RX_DESC_STATUS_UMBCAST_SHIFT	= 9, /* 2 BITS */
292 	IAVF_RX_DESC_STATUS_FLM_SHIFT		= 11,
293 	IAVF_RX_DESC_STATUS_FLTSTAT_SHIFT	= 12, /* 2 BITS */
294 	IAVF_RX_DESC_STATUS_LPBK_SHIFT		= 14,
295 	IAVF_RX_DESC_STATUS_IPV6EXADD_SHIFT	= 15,
296 	IAVF_RX_DESC_STATUS_RESERVED_SHIFT	= 16, /* 2 BITS */
297 	/* Note: For non-tunnel packets INT_UDP_0 is the right status for
298 	 * UDP header
299 	 */
300 	IAVF_RX_DESC_STATUS_INT_UDP_0_SHIFT	= 18,
301 	IAVF_RX_DESC_STATUS_LAST /* this entry must be last!!! */
302 };
303 
304 #define IAVF_RXD_QW1_STATUS_SHIFT	0
305 #define IAVF_RXD_QW1_STATUS_MASK	((BIT(IAVF_RX_DESC_STATUS_LAST) - 1) \
306 					 << IAVF_RXD_QW1_STATUS_SHIFT)
307 
308 #define IAVF_RXD_QW1_STATUS_TSYNINDX_SHIFT IAVF_RX_DESC_STATUS_TSYNINDX_SHIFT
309 #define IAVF_RXD_QW1_STATUS_TSYNINDX_MASK  (0x3UL << \
310 					    IAVF_RXD_QW1_STATUS_TSYNINDX_SHIFT)
311 
312 #define IAVF_RXD_QW1_STATUS_TSYNVALID_SHIFT IAVF_RX_DESC_STATUS_TSYNVALID_SHIFT
313 #define IAVF_RXD_QW1_STATUS_TSYNVALID_MASK \
314 				    BIT_ULL(IAVF_RXD_QW1_STATUS_TSYNVALID_SHIFT)
315 
316 enum iavf_rx_desc_fltstat_values {
317 	IAVF_RX_DESC_FLTSTAT_NO_DATA	= 0,
318 	IAVF_RX_DESC_FLTSTAT_RSV_FD_ID	= 1, /* 16byte desc? FD_ID : RSV */
319 	IAVF_RX_DESC_FLTSTAT_RSV	= 2,
320 	IAVF_RX_DESC_FLTSTAT_RSS_HASH	= 3,
321 };
322 
323 #define IAVF_RXD_QW1_ERROR_SHIFT	19
324 #define IAVF_RXD_QW1_ERROR_MASK		(0xFFUL << IAVF_RXD_QW1_ERROR_SHIFT)
325 
326 enum iavf_rx_desc_error_bits {
327 	/* Note: These are predefined bit offsets */
328 	IAVF_RX_DESC_ERROR_RXE_SHIFT		= 0,
329 	IAVF_RX_DESC_ERROR_RECIPE_SHIFT		= 1,
330 	IAVF_RX_DESC_ERROR_HBO_SHIFT		= 2,
331 	IAVF_RX_DESC_ERROR_L3L4E_SHIFT		= 3, /* 3 BITS */
332 	IAVF_RX_DESC_ERROR_IPE_SHIFT		= 3,
333 	IAVF_RX_DESC_ERROR_L4E_SHIFT		= 4,
334 	IAVF_RX_DESC_ERROR_EIPE_SHIFT		= 5,
335 	IAVF_RX_DESC_ERROR_OVERSIZE_SHIFT	= 6,
336 	IAVF_RX_DESC_ERROR_PPRS_SHIFT		= 7
337 };
338 
339 enum iavf_rx_desc_error_l3l4e_fcoe_masks {
340 	IAVF_RX_DESC_ERROR_L3L4E_NONE		= 0,
341 	IAVF_RX_DESC_ERROR_L3L4E_PROT		= 1,
342 	IAVF_RX_DESC_ERROR_L3L4E_FC		= 2,
343 	IAVF_RX_DESC_ERROR_L3L4E_DMAC_ERR	= 3,
344 	IAVF_RX_DESC_ERROR_L3L4E_DMAC_WARN	= 4
345 };
346 
347 #define IAVF_RXD_QW1_PTYPE_SHIFT	30
348 #define IAVF_RXD_QW1_PTYPE_MASK		(0xFFULL << IAVF_RXD_QW1_PTYPE_SHIFT)
349 
350 /* Packet type non-ip values */
351 enum iavf_rx_l2_ptype {
352 	IAVF_RX_PTYPE_L2_RESERVED			= 0,
353 	IAVF_RX_PTYPE_L2_MAC_PAY2			= 1,
354 	IAVF_RX_PTYPE_L2_TIMESYNC_PAY2			= 2,
355 	IAVF_RX_PTYPE_L2_FIP_PAY2			= 3,
356 	IAVF_RX_PTYPE_L2_OUI_PAY2			= 4,
357 	IAVF_RX_PTYPE_L2_MACCNTRL_PAY2			= 5,
358 	IAVF_RX_PTYPE_L2_LLDP_PAY2			= 6,
359 	IAVF_RX_PTYPE_L2_ECP_PAY2			= 7,
360 	IAVF_RX_PTYPE_L2_EVB_PAY2			= 8,
361 	IAVF_RX_PTYPE_L2_QCN_PAY2			= 9,
362 	IAVF_RX_PTYPE_L2_EAPOL_PAY2			= 10,
363 	IAVF_RX_PTYPE_L2_ARP				= 11,
364 	IAVF_RX_PTYPE_L2_FCOE_PAY3			= 12,
365 	IAVF_RX_PTYPE_L2_FCOE_FCDATA_PAY3		= 13,
366 	IAVF_RX_PTYPE_L2_FCOE_FCRDY_PAY3		= 14,
367 	IAVF_RX_PTYPE_L2_FCOE_FCRSP_PAY3		= 15,
368 	IAVF_RX_PTYPE_L2_FCOE_FCOTHER_PA		= 16,
369 	IAVF_RX_PTYPE_L2_FCOE_VFT_PAY3			= 17,
370 	IAVF_RX_PTYPE_L2_FCOE_VFT_FCDATA		= 18,
371 	IAVF_RX_PTYPE_L2_FCOE_VFT_FCRDY			= 19,
372 	IAVF_RX_PTYPE_L2_FCOE_VFT_FCRSP			= 20,
373 	IAVF_RX_PTYPE_L2_FCOE_VFT_FCOTHER		= 21,
374 	IAVF_RX_PTYPE_GRENAT4_MAC_PAY3			= 58,
375 	IAVF_RX_PTYPE_GRENAT4_MACVLAN_IPV6_ICMP_PAY4	= 87,
376 	IAVF_RX_PTYPE_GRENAT6_MAC_PAY3			= 124,
377 	IAVF_RX_PTYPE_GRENAT6_MACVLAN_IPV6_ICMP_PAY4	= 153
378 };
379 
380 struct iavf_rx_ptype_decoded {
381 	u32 ptype:8;
382 	u32 known:1;
383 	u32 outer_ip:1;
384 	u32 outer_ip_ver:1;
385 	u32 outer_frag:1;
386 	u32 tunnel_type:3;
387 	u32 tunnel_end_prot:2;
388 	u32 tunnel_end_frag:1;
389 	u32 inner_prot:4;
390 	u32 payload_layer:3;
391 };
392 
393 enum iavf_rx_ptype_outer_ip {
394 	IAVF_RX_PTYPE_OUTER_L2	= 0,
395 	IAVF_RX_PTYPE_OUTER_IP	= 1
396 };
397 
398 enum iavf_rx_ptype_outer_ip_ver {
399 	IAVF_RX_PTYPE_OUTER_NONE	= 0,
400 	IAVF_RX_PTYPE_OUTER_IPV4	= 0,
401 	IAVF_RX_PTYPE_OUTER_IPV6	= 1
402 };
403 
404 enum iavf_rx_ptype_outer_fragmented {
405 	IAVF_RX_PTYPE_NOT_FRAG	= 0,
406 	IAVF_RX_PTYPE_FRAG	= 1
407 };
408 
409 enum iavf_rx_ptype_tunnel_type {
410 	IAVF_RX_PTYPE_TUNNEL_NONE		= 0,
411 	IAVF_RX_PTYPE_TUNNEL_IP_IP		= 1,
412 	IAVF_RX_PTYPE_TUNNEL_IP_GRENAT		= 2,
413 	IAVF_RX_PTYPE_TUNNEL_IP_GRENAT_MAC	= 3,
414 	IAVF_RX_PTYPE_TUNNEL_IP_GRENAT_MAC_VLAN	= 4,
415 };
416 
417 enum iavf_rx_ptype_tunnel_end_prot {
418 	IAVF_RX_PTYPE_TUNNEL_END_NONE	= 0,
419 	IAVF_RX_PTYPE_TUNNEL_END_IPV4	= 1,
420 	IAVF_RX_PTYPE_TUNNEL_END_IPV6	= 2,
421 };
422 
423 enum iavf_rx_ptype_inner_prot {
424 	IAVF_RX_PTYPE_INNER_PROT_NONE		= 0,
425 	IAVF_RX_PTYPE_INNER_PROT_UDP		= 1,
426 	IAVF_RX_PTYPE_INNER_PROT_TCP		= 2,
427 	IAVF_RX_PTYPE_INNER_PROT_SCTP		= 3,
428 	IAVF_RX_PTYPE_INNER_PROT_ICMP		= 4,
429 	IAVF_RX_PTYPE_INNER_PROT_TIMESYNC	= 5
430 };
431 
432 enum iavf_rx_ptype_payload_layer {
433 	IAVF_RX_PTYPE_PAYLOAD_LAYER_NONE	= 0,
434 	IAVF_RX_PTYPE_PAYLOAD_LAYER_PAY2	= 1,
435 	IAVF_RX_PTYPE_PAYLOAD_LAYER_PAY3	= 2,
436 	IAVF_RX_PTYPE_PAYLOAD_LAYER_PAY4	= 3,
437 };
438 
439 #define IAVF_RXD_QW1_LENGTH_PBUF_SHIFT	38
440 #define IAVF_RXD_QW1_LENGTH_PBUF_MASK	(0x3FFFULL << \
441 					 IAVF_RXD_QW1_LENGTH_PBUF_SHIFT)
442 
443 #define IAVF_RXD_QW1_LENGTH_HBUF_SHIFT	52
444 #define IAVF_RXD_QW1_LENGTH_HBUF_MASK	(0x7FFULL << \
445 					 IAVF_RXD_QW1_LENGTH_HBUF_SHIFT)
446 
447 #define IAVF_RXD_QW1_LENGTH_SPH_SHIFT	63
448 #define IAVF_RXD_QW1_LENGTH_SPH_MASK	BIT_ULL(IAVF_RXD_QW1_LENGTH_SPH_SHIFT)
449 
450 enum iavf_rx_desc_ext_status_bits {
451 	/* Note: These are predefined bit offsets */
452 	IAVF_RX_DESC_EXT_STATUS_L2TAG2P_SHIFT	= 0,
453 	IAVF_RX_DESC_EXT_STATUS_L2TAG3P_SHIFT	= 1,
454 	IAVF_RX_DESC_EXT_STATUS_FLEXBL_SHIFT	= 2, /* 2 BITS */
455 	IAVF_RX_DESC_EXT_STATUS_FLEXBH_SHIFT	= 4, /* 2 BITS */
456 	IAVF_RX_DESC_EXT_STATUS_FDLONGB_SHIFT	= 9,
457 	IAVF_RX_DESC_EXT_STATUS_FCOELONGB_SHIFT	= 10,
458 	IAVF_RX_DESC_EXT_STATUS_PELONGB_SHIFT	= 11,
459 };
460 
461 enum iavf_rx_desc_pe_status_bits {
462 	/* Note: These are predefined bit offsets */
463 	IAVF_RX_DESC_PE_STATUS_QPID_SHIFT	= 0, /* 18 BITS */
464 	IAVF_RX_DESC_PE_STATUS_L4PORT_SHIFT	= 0, /* 16 BITS */
465 	IAVF_RX_DESC_PE_STATUS_IPINDEX_SHIFT	= 16, /* 8 BITS */
466 	IAVF_RX_DESC_PE_STATUS_QPIDHIT_SHIFT	= 24,
467 	IAVF_RX_DESC_PE_STATUS_APBVTHIT_SHIFT	= 25,
468 	IAVF_RX_DESC_PE_STATUS_PORTV_SHIFT	= 26,
469 	IAVF_RX_DESC_PE_STATUS_URG_SHIFT	= 27,
470 	IAVF_RX_DESC_PE_STATUS_IPFRAG_SHIFT	= 28,
471 	IAVF_RX_DESC_PE_STATUS_IPOPT_SHIFT	= 29
472 };
473 
474 #define IAVF_RX_PROG_STATUS_DESC_LENGTH_SHIFT		38
475 #define IAVF_RX_PROG_STATUS_DESC_LENGTH			0x2000000
476 
477 #define IAVF_RX_PROG_STATUS_DESC_QW1_PROGID_SHIFT	2
478 #define IAVF_RX_PROG_STATUS_DESC_QW1_PROGID_MASK	(0x7UL << \
479 				IAVF_RX_PROG_STATUS_DESC_QW1_PROGID_SHIFT)
480 
481 #define IAVF_RX_PROG_STATUS_DESC_QW1_ERROR_SHIFT	19
482 #define IAVF_RX_PROG_STATUS_DESC_QW1_ERROR_MASK		(0x3FUL << \
483 				IAVF_RX_PROG_STATUS_DESC_QW1_ERROR_SHIFT)
484 
485 enum iavf_rx_prog_status_desc_status_bits {
486 	/* Note: These are predefined bit offsets */
487 	IAVF_RX_PROG_STATUS_DESC_DD_SHIFT	= 0,
488 	IAVF_RX_PROG_STATUS_DESC_PROG_ID_SHIFT	= 2 /* 3 BITS */
489 };
490 
491 enum iavf_rx_prog_status_desc_prog_id_masks {
492 	IAVF_RX_PROG_STATUS_DESC_FD_FILTER_STATUS	= 1,
493 	IAVF_RX_PROG_STATUS_DESC_FCOE_CTXT_PROG_STATUS	= 2,
494 	IAVF_RX_PROG_STATUS_DESC_FCOE_CTXT_INVL_STATUS	= 4,
495 };
496 
497 enum iavf_rx_prog_status_desc_error_bits {
498 	/* Note: These are predefined bit offsets */
499 	IAVF_RX_PROG_STATUS_DESC_FD_TBL_FULL_SHIFT	= 0,
500 	IAVF_RX_PROG_STATUS_DESC_NO_FD_ENTRY_SHIFT	= 1,
501 	IAVF_RX_PROG_STATUS_DESC_FCOE_TBL_FULL_SHIFT	= 2,
502 	IAVF_RX_PROG_STATUS_DESC_FCOE_CONFLICT_SHIFT	= 3
503 };
504 
505 /* TX Descriptor */
506 struct iavf_tx_desc {
507 	__le64 buffer_addr; /* Address of descriptor's data buf */
508 	__le64 cmd_type_offset_bsz;
509 };
510 
511 #define IAVF_TXD_QW1_DTYPE_SHIFT	0
512 #define IAVF_TXD_QW1_DTYPE_MASK		(0xFUL << IAVF_TXD_QW1_DTYPE_SHIFT)
513 
514 enum iavf_tx_desc_dtype_value {
515 	IAVF_TX_DESC_DTYPE_DATA		= 0x0,
516 	IAVF_TX_DESC_DTYPE_NOP		= 0x1, /* same as Context desc */
517 	IAVF_TX_DESC_DTYPE_CONTEXT	= 0x1,
518 	IAVF_TX_DESC_DTYPE_FCOE_CTX	= 0x2,
519 	IAVF_TX_DESC_DTYPE_FILTER_PROG	= 0x8,
520 	IAVF_TX_DESC_DTYPE_DDP_CTX	= 0x9,
521 	IAVF_TX_DESC_DTYPE_FLEX_DATA	= 0xB,
522 	IAVF_TX_DESC_DTYPE_FLEX_CTX_1	= 0xC,
523 	IAVF_TX_DESC_DTYPE_FLEX_CTX_2	= 0xD,
524 	IAVF_TX_DESC_DTYPE_DESC_DONE	= 0xF
525 };
526 
527 #define IAVF_TXD_QW1_CMD_SHIFT	4
528 #define IAVF_TXD_QW1_CMD_MASK	(0x3FFUL << IAVF_TXD_QW1_CMD_SHIFT)
529 
530 enum iavf_tx_desc_cmd_bits {
531 	IAVF_TX_DESC_CMD_EOP			= 0x0001,
532 	IAVF_TX_DESC_CMD_RS			= 0x0002,
533 	IAVF_TX_DESC_CMD_ICRC			= 0x0004,
534 	IAVF_TX_DESC_CMD_IL2TAG1		= 0x0008,
535 	IAVF_TX_DESC_CMD_DUMMY			= 0x0010,
536 	IAVF_TX_DESC_CMD_IIPT_NONIP		= 0x0000, /* 2 BITS */
537 	IAVF_TX_DESC_CMD_IIPT_IPV6		= 0x0020, /* 2 BITS */
538 	IAVF_TX_DESC_CMD_IIPT_IPV4		= 0x0040, /* 2 BITS */
539 	IAVF_TX_DESC_CMD_IIPT_IPV4_CSUM		= 0x0060, /* 2 BITS */
540 	IAVF_TX_DESC_CMD_FCOET			= 0x0080,
541 	IAVF_TX_DESC_CMD_L4T_EOFT_UNK		= 0x0000, /* 2 BITS */
542 	IAVF_TX_DESC_CMD_L4T_EOFT_TCP		= 0x0100, /* 2 BITS */
543 	IAVF_TX_DESC_CMD_L4T_EOFT_SCTP		= 0x0200, /* 2 BITS */
544 	IAVF_TX_DESC_CMD_L4T_EOFT_UDP		= 0x0300, /* 2 BITS */
545 	IAVF_TX_DESC_CMD_L4T_EOFT_EOF_N		= 0x0000, /* 2 BITS */
546 	IAVF_TX_DESC_CMD_L4T_EOFT_EOF_T		= 0x0100, /* 2 BITS */
547 	IAVF_TX_DESC_CMD_L4T_EOFT_EOF_NI	= 0x0200, /* 2 BITS */
548 	IAVF_TX_DESC_CMD_L4T_EOFT_EOF_A		= 0x0300, /* 2 BITS */
549 };
550 
551 #define IAVF_TXD_QW1_OFFSET_SHIFT	16
552 #define IAVF_TXD_QW1_OFFSET_MASK	(0x3FFFFULL << \
553 					 IAVF_TXD_QW1_OFFSET_SHIFT)
554 
555 enum iavf_tx_desc_length_fields {
556 	/* Note: These are predefined bit offsets */
557 	IAVF_TX_DESC_LENGTH_MACLEN_SHIFT	= 0, /* 7 BITS */
558 	IAVF_TX_DESC_LENGTH_IPLEN_SHIFT		= 7, /* 7 BITS */
559 	IAVF_TX_DESC_LENGTH_L4_FC_LEN_SHIFT	= 14 /* 4 BITS */
560 };
561 
562 #define IAVF_TXD_QW1_TX_BUF_SZ_SHIFT	34
563 #define IAVF_TXD_QW1_TX_BUF_SZ_MASK	(0x3FFFULL << \
564 					 IAVF_TXD_QW1_TX_BUF_SZ_SHIFT)
565 
566 #define IAVF_TXD_QW1_L2TAG1_SHIFT	48
567 #define IAVF_TXD_QW1_L2TAG1_MASK	(0xFFFFULL << IAVF_TXD_QW1_L2TAG1_SHIFT)
568 
569 /* Context descriptors */
570 struct iavf_tx_context_desc {
571 	__le32 tunneling_params;
572 	__le16 l2tag2;
573 	__le16 rsvd;
574 	__le64 type_cmd_tso_mss;
575 };
576 
577 #define IAVF_TXD_CTX_QW1_CMD_SHIFT	4
578 #define IAVF_TXD_CTX_QW1_CMD_MASK	(0xFFFFUL << IAVF_TXD_CTX_QW1_CMD_SHIFT)
579 
580 enum iavf_tx_ctx_desc_cmd_bits {
581 	IAVF_TX_CTX_DESC_TSO		= 0x01,
582 	IAVF_TX_CTX_DESC_TSYN		= 0x02,
583 	IAVF_TX_CTX_DESC_IL2TAG2	= 0x04,
584 	IAVF_TX_CTX_DESC_IL2TAG2_IL2H	= 0x08,
585 	IAVF_TX_CTX_DESC_SWTCH_NOTAG	= 0x00,
586 	IAVF_TX_CTX_DESC_SWTCH_UPLINK	= 0x10,
587 	IAVF_TX_CTX_DESC_SWTCH_LOCAL	= 0x20,
588 	IAVF_TX_CTX_DESC_SWTCH_VSI	= 0x30,
589 	IAVF_TX_CTX_DESC_SWPE		= 0x40
590 };
591 
592 /* Packet Classifier Types for filters */
593 enum iavf_filter_pctype {
594 	/* Note: Values 0-28 are reserved for future use.
595 	 * Value 29, 30, 32 are not supported on XL710 and X710.
596 	 */
597 	IAVF_FILTER_PCTYPE_NONF_UNICAST_IPV4_UDP	= 29,
598 	IAVF_FILTER_PCTYPE_NONF_MULTICAST_IPV4_UDP	= 30,
599 	IAVF_FILTER_PCTYPE_NONF_IPV4_UDP		= 31,
600 	IAVF_FILTER_PCTYPE_NONF_IPV4_TCP_SYN_NO_ACK	= 32,
601 	IAVF_FILTER_PCTYPE_NONF_IPV4_TCP		= 33,
602 	IAVF_FILTER_PCTYPE_NONF_IPV4_SCTP		= 34,
603 	IAVF_FILTER_PCTYPE_NONF_IPV4_OTHER		= 35,
604 	IAVF_FILTER_PCTYPE_FRAG_IPV4			= 36,
605 	/* Note: Values 37-38 are reserved for future use.
606 	 * Value 39, 40, 42 are not supported on XL710 and X710.
607 	 */
608 	IAVF_FILTER_PCTYPE_NONF_UNICAST_IPV6_UDP	= 39,
609 	IAVF_FILTER_PCTYPE_NONF_MULTICAST_IPV6_UDP	= 40,
610 	IAVF_FILTER_PCTYPE_NONF_IPV6_UDP		= 41,
611 	IAVF_FILTER_PCTYPE_NONF_IPV6_TCP_SYN_NO_ACK	= 42,
612 	IAVF_FILTER_PCTYPE_NONF_IPV6_TCP		= 43,
613 	IAVF_FILTER_PCTYPE_NONF_IPV6_SCTP		= 44,
614 	IAVF_FILTER_PCTYPE_NONF_IPV6_OTHER		= 45,
615 	IAVF_FILTER_PCTYPE_FRAG_IPV6			= 46,
616 	/* Note: Value 47 is reserved for future use */
617 	IAVF_FILTER_PCTYPE_FCOE_OX			= 48,
618 	IAVF_FILTER_PCTYPE_FCOE_RX			= 49,
619 	IAVF_FILTER_PCTYPE_FCOE_OTHER			= 50,
620 	/* Note: Values 51-62 are reserved for future use */
621 	IAVF_FILTER_PCTYPE_L2_PAYLOAD			= 63,
622 };
623 
624 #define IAVF_TXD_CTX_QW1_TSO_LEN_SHIFT	30
625 #define IAVF_TXD_CTX_QW1_TSO_LEN_MASK	(0x3FFFFULL << \
626 					 IAVF_TXD_CTX_QW1_TSO_LEN_SHIFT)
627 
628 #define IAVF_TXD_CTX_QW1_MSS_SHIFT	50
629 #define IAVF_TXD_CTX_QW1_MSS_MASK	(0x3FFFULL << \
630 					 IAVF_TXD_CTX_QW1_MSS_SHIFT)
631 
632 #define IAVF_TXD_CTX_QW1_VSI_SHIFT	50
633 #define IAVF_TXD_CTX_QW1_VSI_MASK	(0x1FFULL << IAVF_TXD_CTX_QW1_VSI_SHIFT)
634 
635 #define IAVF_TXD_CTX_QW0_EXT_IP_SHIFT	0
636 #define IAVF_TXD_CTX_QW0_EXT_IP_MASK	(0x3ULL << \
637 					 IAVF_TXD_CTX_QW0_EXT_IP_SHIFT)
638 
639 enum iavf_tx_ctx_desc_eipt_offload {
640 	IAVF_TX_CTX_EXT_IP_NONE		= 0x0,
641 	IAVF_TX_CTX_EXT_IP_IPV6		= 0x1,
642 	IAVF_TX_CTX_EXT_IP_IPV4_NO_CSUM	= 0x2,
643 	IAVF_TX_CTX_EXT_IP_IPV4		= 0x3
644 };
645 
646 #define IAVF_TXD_CTX_QW0_EXT_IPLEN_SHIFT	2
647 #define IAVF_TXD_CTX_QW0_EXT_IPLEN_MASK	(0x3FULL << \
648 					 IAVF_TXD_CTX_QW0_EXT_IPLEN_SHIFT)
649 
650 #define IAVF_TXD_CTX_QW0_NATT_SHIFT	9
651 #define IAVF_TXD_CTX_QW0_NATT_MASK	(0x3ULL << IAVF_TXD_CTX_QW0_NATT_SHIFT)
652 
653 #define IAVF_TXD_CTX_UDP_TUNNELING	BIT_ULL(IAVF_TXD_CTX_QW0_NATT_SHIFT)
654 #define IAVF_TXD_CTX_GRE_TUNNELING	(0x2ULL << IAVF_TXD_CTX_QW0_NATT_SHIFT)
655 
656 #define IAVF_TXD_CTX_QW0_EIP_NOINC_SHIFT	11
657 #define IAVF_TXD_CTX_QW0_EIP_NOINC_MASK \
658 				       BIT_ULL(IAVF_TXD_CTX_QW0_EIP_NOINC_SHIFT)
659 
660 #define IAVF_TXD_CTX_EIP_NOINC_IPID_CONST	IAVF_TXD_CTX_QW0_EIP_NOINC_MASK
661 
662 #define IAVF_TXD_CTX_QW0_NATLEN_SHIFT	12
663 #define IAVF_TXD_CTX_QW0_NATLEN_MASK	(0X7FULL << \
664 					 IAVF_TXD_CTX_QW0_NATLEN_SHIFT)
665 
666 #define IAVF_TXD_CTX_QW0_DECTTL_SHIFT	19
667 #define IAVF_TXD_CTX_QW0_DECTTL_MASK	(0xFULL << \
668 					 IAVF_TXD_CTX_QW0_DECTTL_SHIFT)
669 
670 #define IAVF_TXD_CTX_QW0_L4T_CS_SHIFT	23
671 #define IAVF_TXD_CTX_QW0_L4T_CS_MASK	BIT_ULL(IAVF_TXD_CTX_QW0_L4T_CS_SHIFT)
672 
673 /* Statistics collected by each port, VSI, VEB, and S-channel */
674 struct iavf_eth_stats {
675 	u64 rx_bytes;			/* gorc */
676 	u64 rx_unicast;			/* uprc */
677 	u64 rx_multicast;		/* mprc */
678 	u64 rx_broadcast;		/* bprc */
679 	u64 rx_discards;		/* rdpc */
680 	u64 rx_unknown_protocol;	/* rupp */
681 	u64 tx_bytes;			/* gotc */
682 	u64 tx_unicast;			/* uptc */
683 	u64 tx_multicast;		/* mptc */
684 	u64 tx_broadcast;		/* bptc */
685 	u64 tx_discards;		/* tdpc */
686 	u64 tx_errors;			/* tepc */
687 };
688 #endif /* _IAVF_TYPE_H_ */
689