xref: /linux/include/linux/mlx5/qp.h (revision e281682bf29438848daac11627216bceb1507b71) 
1e126ba97SEli Cohen /*
2302bdf68SSaeed Mahameed  * Copyright (c) 2013-2015, Mellanox Technologies. All rights reserved.
3e126ba97SEli Cohen  *
4e126ba97SEli Cohen  * This software is available to you under a choice of one of two
5e126ba97SEli Cohen  * licenses.  You may choose to be licensed under the terms of the GNU
6e126ba97SEli Cohen  * General Public License (GPL) Version 2, available from the file
7e126ba97SEli Cohen  * COPYING in the main directory of this source tree, or the
8e126ba97SEli Cohen  * OpenIB.org BSD license below:
9e126ba97SEli Cohen  *
10e126ba97SEli Cohen  *     Redistribution and use in source and binary forms, with or
11e126ba97SEli Cohen  *     without modification, are permitted provided that the following
12e126ba97SEli Cohen  *     conditions are met:
13e126ba97SEli Cohen  *
14e126ba97SEli Cohen  *      - Redistributions of source code must retain the above
15e126ba97SEli Cohen  *        copyright notice, this list of conditions and the following
16e126ba97SEli Cohen  *        disclaimer.
17e126ba97SEli Cohen  *
18e126ba97SEli Cohen  *      - Redistributions in binary form must reproduce the above
19e126ba97SEli Cohen  *        copyright notice, this list of conditions and the following
20e126ba97SEli Cohen  *        disclaimer in the documentation and/or other materials
21e126ba97SEli Cohen  *        provided with the distribution.
22e126ba97SEli Cohen  *
23e126ba97SEli Cohen  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24e126ba97SEli Cohen  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25e126ba97SEli Cohen  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26e126ba97SEli Cohen  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27e126ba97SEli Cohen  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28e126ba97SEli Cohen  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29e126ba97SEli Cohen  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30e126ba97SEli Cohen  * SOFTWARE.
31e126ba97SEli Cohen  */
32e126ba97SEli Cohen 
33e126ba97SEli Cohen #ifndef MLX5_QP_H
34e126ba97SEli Cohen #define MLX5_QP_H
35e126ba97SEli Cohen 
36e126ba97SEli Cohen #include <linux/mlx5/device.h>
37e126ba97SEli Cohen #include <linux/mlx5/driver.h>
38e126ba97SEli Cohen 
39e126ba97SEli Cohen #define MLX5_INVALID_LKEY	0x100
40e1e66cc2SSagi Grimberg #define MLX5_SIG_WQE_SIZE	(MLX5_SEND_WQE_BB * 5)
41e6631814SSagi Grimberg #define MLX5_DIF_SIZE		8
42e6631814SSagi Grimberg #define MLX5_STRIDE_BLOCK_OP	0x400
43fd22f78cSSagi Grimberg #define MLX5_CPY_GRD_MASK	0xc0
44fd22f78cSSagi Grimberg #define MLX5_CPY_APP_MASK	0x30
45fd22f78cSSagi Grimberg #define MLX5_CPY_REF_MASK	0x0f
46142537f4SSagi Grimberg #define MLX5_BSF_INC_REFTAG	(1 << 6)
47142537f4SSagi Grimberg #define MLX5_BSF_INL_VALID	(1 << 15)
48142537f4SSagi Grimberg #define MLX5_BSF_REFRESH_DIF	(1 << 14)
49142537f4SSagi Grimberg #define MLX5_BSF_REPEAT_BLOCK	(1 << 7)
50142537f4SSagi Grimberg #define MLX5_BSF_APPTAG_ESCAPE	0x1
51142537f4SSagi Grimberg #define MLX5_BSF_APPREF_ESCAPE	0x2
52e126ba97SEli Cohen 
53e420f0c0SHaggai Eran #define MLX5_QPN_BITS		24
54e420f0c0SHaggai Eran #define MLX5_QPN_MASK		((1 << MLX5_QPN_BITS) - 1)
55e420f0c0SHaggai Eran 
56e126ba97SEli Cohen enum mlx5_qp_optpar {
57e126ba97SEli Cohen 	MLX5_QP_OPTPAR_ALT_ADDR_PATH		= 1 << 0,
58e126ba97SEli Cohen 	MLX5_QP_OPTPAR_RRE			= 1 << 1,
59e126ba97SEli Cohen 	MLX5_QP_OPTPAR_RAE			= 1 << 2,
60e126ba97SEli Cohen 	MLX5_QP_OPTPAR_RWE			= 1 << 3,
61e126ba97SEli Cohen 	MLX5_QP_OPTPAR_PKEY_INDEX		= 1 << 4,
62e126ba97SEli Cohen 	MLX5_QP_OPTPAR_Q_KEY			= 1 << 5,
63e126ba97SEli Cohen 	MLX5_QP_OPTPAR_RNR_TIMEOUT		= 1 << 6,
64e126ba97SEli Cohen 	MLX5_QP_OPTPAR_PRIMARY_ADDR_PATH	= 1 << 7,
65e126ba97SEli Cohen 	MLX5_QP_OPTPAR_SRA_MAX			= 1 << 8,
66e126ba97SEli Cohen 	MLX5_QP_OPTPAR_RRA_MAX			= 1 << 9,
67e126ba97SEli Cohen 	MLX5_QP_OPTPAR_PM_STATE			= 1 << 10,
68e126ba97SEli Cohen 	MLX5_QP_OPTPAR_RETRY_COUNT		= 1 << 12,
69e126ba97SEli Cohen 	MLX5_QP_OPTPAR_RNR_RETRY		= 1 << 13,
70e126ba97SEli Cohen 	MLX5_QP_OPTPAR_ACK_TIMEOUT		= 1 << 14,
71e126ba97SEli Cohen 	MLX5_QP_OPTPAR_PRI_PORT			= 1 << 16,
72e126ba97SEli Cohen 	MLX5_QP_OPTPAR_SRQN			= 1 << 18,
73e126ba97SEli Cohen 	MLX5_QP_OPTPAR_CQN_RCV			= 1 << 19,
74e126ba97SEli Cohen 	MLX5_QP_OPTPAR_DC_HS			= 1 << 20,
75e126ba97SEli Cohen 	MLX5_QP_OPTPAR_DC_KEY			= 1 << 21,
76e126ba97SEli Cohen };
77e126ba97SEli Cohen 
78e126ba97SEli Cohen enum mlx5_qp_state {
79e126ba97SEli Cohen 	MLX5_QP_STATE_RST			= 0,
80e126ba97SEli Cohen 	MLX5_QP_STATE_INIT			= 1,
81e126ba97SEli Cohen 	MLX5_QP_STATE_RTR			= 2,
82e126ba97SEli Cohen 	MLX5_QP_STATE_RTS			= 3,
83e126ba97SEli Cohen 	MLX5_QP_STATE_SQER			= 4,
84e126ba97SEli Cohen 	MLX5_QP_STATE_SQD			= 5,
85e126ba97SEli Cohen 	MLX5_QP_STATE_ERR			= 6,
86e126ba97SEli Cohen 	MLX5_QP_STATE_SQ_DRAINING		= 7,
87e126ba97SEli Cohen 	MLX5_QP_STATE_SUSPENDED			= 9,
88e126ba97SEli Cohen 	MLX5_QP_NUM_STATE
89e126ba97SEli Cohen };
90e126ba97SEli Cohen 
91e126ba97SEli Cohen enum {
92e126ba97SEli Cohen 	MLX5_QP_ST_RC				= 0x0,
93e126ba97SEli Cohen 	MLX5_QP_ST_UC				= 0x1,
94e126ba97SEli Cohen 	MLX5_QP_ST_UD				= 0x2,
95e126ba97SEli Cohen 	MLX5_QP_ST_XRC				= 0x3,
96e126ba97SEli Cohen 	MLX5_QP_ST_MLX				= 0x4,
97e126ba97SEli Cohen 	MLX5_QP_ST_DCI				= 0x5,
98e126ba97SEli Cohen 	MLX5_QP_ST_DCT				= 0x6,
99e126ba97SEli Cohen 	MLX5_QP_ST_QP0				= 0x7,
100e126ba97SEli Cohen 	MLX5_QP_ST_QP1				= 0x8,
101e126ba97SEli Cohen 	MLX5_QP_ST_RAW_ETHERTYPE		= 0x9,
102e126ba97SEli Cohen 	MLX5_QP_ST_RAW_IPV6			= 0xa,
103e126ba97SEli Cohen 	MLX5_QP_ST_SNIFFER			= 0xb,
104e126ba97SEli Cohen 	MLX5_QP_ST_SYNC_UMR			= 0xe,
105e126ba97SEli Cohen 	MLX5_QP_ST_PTP_1588			= 0xd,
106e126ba97SEli Cohen 	MLX5_QP_ST_REG_UMR			= 0xc,
107e126ba97SEli Cohen 	MLX5_QP_ST_MAX
108e126ba97SEli Cohen };
109e126ba97SEli Cohen 
110e126ba97SEli Cohen enum {
111e126ba97SEli Cohen 	MLX5_QP_PM_MIGRATED			= 0x3,
112e126ba97SEli Cohen 	MLX5_QP_PM_ARMED			= 0x0,
113e126ba97SEli Cohen 	MLX5_QP_PM_REARM			= 0x1
114e126ba97SEli Cohen };
115e126ba97SEli Cohen 
116e126ba97SEli Cohen enum {
117e126ba97SEli Cohen 	MLX5_NON_ZERO_RQ	= 0 << 24,
118e126ba97SEli Cohen 	MLX5_SRQ_RQ		= 1 << 24,
119e126ba97SEli Cohen 	MLX5_CRQ_RQ		= 2 << 24,
120e126ba97SEli Cohen 	MLX5_ZERO_LEN_RQ	= 3 << 24
121e126ba97SEli Cohen };
122e126ba97SEli Cohen 
123e126ba97SEli Cohen enum {
124e126ba97SEli Cohen 	/* params1 */
125e126ba97SEli Cohen 	MLX5_QP_BIT_SRE				= 1 << 15,
126e126ba97SEli Cohen 	MLX5_QP_BIT_SWE				= 1 << 14,
127e126ba97SEli Cohen 	MLX5_QP_BIT_SAE				= 1 << 13,
128e126ba97SEli Cohen 	/* params2 */
129e126ba97SEli Cohen 	MLX5_QP_BIT_RRE				= 1 << 15,
130e126ba97SEli Cohen 	MLX5_QP_BIT_RWE				= 1 << 14,
131e126ba97SEli Cohen 	MLX5_QP_BIT_RAE				= 1 << 13,
132e126ba97SEli Cohen 	MLX5_QP_BIT_RIC				= 1 <<	4,
133e126ba97SEli Cohen };
134e126ba97SEli Cohen 
135e126ba97SEli Cohen enum {
136e126ba97SEli Cohen 	MLX5_WQE_CTRL_CQ_UPDATE		= 2 << 2,
137*e281682bSSaeed Mahameed 	MLX5_WQE_CTRL_CQ_UPDATE_AND_EQE	= 3 << 2,
138e126ba97SEli Cohen 	MLX5_WQE_CTRL_SOLICITED		= 1 << 1,
139e126ba97SEli Cohen };
140e126ba97SEli Cohen 
141e126ba97SEli Cohen enum {
142*e281682bSSaeed Mahameed 	MLX5_SEND_WQE_DS	= 16,
143e126ba97SEli Cohen 	MLX5_SEND_WQE_BB	= 64,
144e126ba97SEli Cohen };
145e126ba97SEli Cohen 
146*e281682bSSaeed Mahameed #define MLX5_SEND_WQEBB_NUM_DS	(MLX5_SEND_WQE_BB / MLX5_SEND_WQE_DS)
147*e281682bSSaeed Mahameed 
148*e281682bSSaeed Mahameed enum {
149*e281682bSSaeed Mahameed 	MLX5_SEND_WQE_MAX_WQEBBS	= 16,
150*e281682bSSaeed Mahameed };
151*e281682bSSaeed Mahameed 
152e126ba97SEli Cohen enum {
153e126ba97SEli Cohen 	MLX5_WQE_FMR_PERM_LOCAL_READ	= 1 << 27,
154e126ba97SEli Cohen 	MLX5_WQE_FMR_PERM_LOCAL_WRITE	= 1 << 28,
155e126ba97SEli Cohen 	MLX5_WQE_FMR_PERM_REMOTE_READ	= 1 << 29,
156e126ba97SEli Cohen 	MLX5_WQE_FMR_PERM_REMOTE_WRITE	= 1 << 30,
157e126ba97SEli Cohen 	MLX5_WQE_FMR_PERM_ATOMIC	= 1 << 31
158e126ba97SEli Cohen };
159e126ba97SEli Cohen 
160e126ba97SEli Cohen enum {
161e126ba97SEli Cohen 	MLX5_FENCE_MODE_NONE			= 0 << 5,
162e126ba97SEli Cohen 	MLX5_FENCE_MODE_INITIATOR_SMALL		= 1 << 5,
163e126ba97SEli Cohen 	MLX5_FENCE_MODE_STRONG_ORDERING		= 3 << 5,
164e126ba97SEli Cohen 	MLX5_FENCE_MODE_SMALL_AND_FENCE		= 4 << 5,
165e126ba97SEli Cohen };
166e126ba97SEli Cohen 
167e126ba97SEli Cohen enum {
168e126ba97SEli Cohen 	MLX5_QP_LAT_SENSITIVE	= 1 << 28,
169f360d88aSEli Cohen 	MLX5_QP_BLOCK_MCAST	= 1 << 30,
170e126ba97SEli Cohen 	MLX5_QP_ENABLE_SIG	= 1 << 31,
171e126ba97SEli Cohen };
172e126ba97SEli Cohen 
173e126ba97SEli Cohen enum {
174e126ba97SEli Cohen 	MLX5_RCV_DBR	= 0,
175e126ba97SEli Cohen 	MLX5_SND_DBR	= 1,
176e126ba97SEli Cohen };
177e126ba97SEli Cohen 
178e6631814SSagi Grimberg enum {
179e6631814SSagi Grimberg 	MLX5_FLAGS_INLINE	= 1<<7,
180e6631814SSagi Grimberg 	MLX5_FLAGS_CHECK_FREE   = 1<<5,
181e6631814SSagi Grimberg };
182e6631814SSagi Grimberg 
183e126ba97SEli Cohen struct mlx5_wqe_fmr_seg {
184e126ba97SEli Cohen 	__be32			flags;
185e126ba97SEli Cohen 	__be32			mem_key;
186e126ba97SEli Cohen 	__be64			buf_list;
187e126ba97SEli Cohen 	__be64			start_addr;
188e126ba97SEli Cohen 	__be64			reg_len;
189e126ba97SEli Cohen 	__be32			offset;
190e126ba97SEli Cohen 	__be32			page_size;
191e126ba97SEli Cohen 	u32			reserved[2];
192e126ba97SEli Cohen };
193e126ba97SEli Cohen 
194e126ba97SEli Cohen struct mlx5_wqe_ctrl_seg {
195e126ba97SEli Cohen 	__be32			opmod_idx_opcode;
196e126ba97SEli Cohen 	__be32			qpn_ds;
197e126ba97SEli Cohen 	u8			signature;
198e126ba97SEli Cohen 	u8			rsvd[2];
199e126ba97SEli Cohen 	u8			fm_ce_se;
200e126ba97SEli Cohen 	__be32			imm;
201e126ba97SEli Cohen };
202e126ba97SEli Cohen 
203c1395a2aSHaggai Eran #define MLX5_WQE_CTRL_DS_MASK 0x3f
2047bdf65d4SHaggai Eran #define MLX5_WQE_CTRL_QPN_MASK 0xffffff00
2057bdf65d4SHaggai Eran #define MLX5_WQE_CTRL_QPN_SHIFT 8
206c1395a2aSHaggai Eran #define MLX5_WQE_DS_UNITS 16
2077bdf65d4SHaggai Eran #define MLX5_WQE_CTRL_OPCODE_MASK 0xff
2087bdf65d4SHaggai Eran #define MLX5_WQE_CTRL_WQE_INDEX_MASK 0x00ffff00
2097bdf65d4SHaggai Eran #define MLX5_WQE_CTRL_WQE_INDEX_SHIFT 8
210c1395a2aSHaggai Eran 
211*e281682bSSaeed Mahameed enum {
212*e281682bSSaeed Mahameed 	MLX5_ETH_WQE_L3_INNER_CSUM      = 1 << 4,
213*e281682bSSaeed Mahameed 	MLX5_ETH_WQE_L4_INNER_CSUM      = 1 << 5,
214*e281682bSSaeed Mahameed 	MLX5_ETH_WQE_L3_CSUM            = 1 << 6,
215*e281682bSSaeed Mahameed 	MLX5_ETH_WQE_L4_CSUM            = 1 << 7,
216*e281682bSSaeed Mahameed };
217*e281682bSSaeed Mahameed 
218*e281682bSSaeed Mahameed struct mlx5_wqe_eth_seg {
219*e281682bSSaeed Mahameed 	u8              rsvd0[4];
220*e281682bSSaeed Mahameed 	u8              cs_flags;
221*e281682bSSaeed Mahameed 	u8              rsvd1;
222*e281682bSSaeed Mahameed 	__be16          mss;
223*e281682bSSaeed Mahameed 	__be32          rsvd2;
224*e281682bSSaeed Mahameed 	__be16          inline_hdr_sz;
225*e281682bSSaeed Mahameed 	u8              inline_hdr_start[2];
226*e281682bSSaeed Mahameed };
227*e281682bSSaeed Mahameed 
228e126ba97SEli Cohen struct mlx5_wqe_xrc_seg {
229e126ba97SEli Cohen 	__be32			xrc_srqn;
230e126ba97SEli Cohen 	u8			rsvd[12];
231e126ba97SEli Cohen };
232e126ba97SEli Cohen 
233e126ba97SEli Cohen struct mlx5_wqe_masked_atomic_seg {
234e126ba97SEli Cohen 	__be64			swap_add;
235e126ba97SEli Cohen 	__be64			compare;
236e126ba97SEli Cohen 	__be64			swap_add_mask;
237e126ba97SEli Cohen 	__be64			compare_mask;
238e126ba97SEli Cohen };
239e126ba97SEli Cohen 
240e126ba97SEli Cohen struct mlx5_av {
241e126ba97SEli Cohen 	union {
242e126ba97SEli Cohen 		struct {
243e126ba97SEli Cohen 			__be32	qkey;
244e126ba97SEli Cohen 			__be32	reserved;
245e126ba97SEli Cohen 		} qkey;
246e126ba97SEli Cohen 		__be64	dc_key;
247e126ba97SEli Cohen 	} key;
248e126ba97SEli Cohen 	__be32	dqp_dct;
249e126ba97SEli Cohen 	u8	stat_rate_sl;
250e126ba97SEli Cohen 	u8	fl_mlid;
251e126ba97SEli Cohen 	__be16	rlid;
252e126ba97SEli Cohen 	u8	reserved0[10];
253e126ba97SEli Cohen 	u8	tclass;
254e126ba97SEli Cohen 	u8	hop_limit;
255e126ba97SEli Cohen 	__be32	grh_gid_fl;
256e126ba97SEli Cohen 	u8	rgid[16];
257e126ba97SEli Cohen };
258e126ba97SEli Cohen 
259e126ba97SEli Cohen struct mlx5_wqe_datagram_seg {
260e126ba97SEli Cohen 	struct mlx5_av	av;
261e126ba97SEli Cohen };
262e126ba97SEli Cohen 
263e126ba97SEli Cohen struct mlx5_wqe_raddr_seg {
264e126ba97SEli Cohen 	__be64			raddr;
265e126ba97SEli Cohen 	__be32			rkey;
266e126ba97SEli Cohen 	u32			reserved;
267e126ba97SEli Cohen };
268e126ba97SEli Cohen 
269e126ba97SEli Cohen struct mlx5_wqe_atomic_seg {
270e126ba97SEli Cohen 	__be64			swap_add;
271e126ba97SEli Cohen 	__be64			compare;
272e126ba97SEli Cohen };
273e126ba97SEli Cohen 
274e126ba97SEli Cohen struct mlx5_wqe_data_seg {
275e126ba97SEli Cohen 	__be32			byte_count;
276e126ba97SEli Cohen 	__be32			lkey;
277e126ba97SEli Cohen 	__be64			addr;
278e126ba97SEli Cohen };
279e126ba97SEli Cohen 
280e126ba97SEli Cohen struct mlx5_wqe_umr_ctrl_seg {
281e126ba97SEli Cohen 	u8		flags;
282e126ba97SEli Cohen 	u8		rsvd0[3];
283e126ba97SEli Cohen 	__be16		klm_octowords;
284e126ba97SEli Cohen 	__be16		bsf_octowords;
285e126ba97SEli Cohen 	__be64		mkey_mask;
286e126ba97SEli Cohen 	u8		rsvd1[32];
287e126ba97SEli Cohen };
288e126ba97SEli Cohen 
289e126ba97SEli Cohen struct mlx5_seg_set_psv {
290e126ba97SEli Cohen 	__be32		psv_num;
291e126ba97SEli Cohen 	__be16		syndrome;
292e126ba97SEli Cohen 	__be16		status;
293e126ba97SEli Cohen 	__be32		transient_sig;
294e126ba97SEli Cohen 	__be32		ref_tag;
295e126ba97SEli Cohen };
296e126ba97SEli Cohen 
297e126ba97SEli Cohen struct mlx5_seg_get_psv {
298e126ba97SEli Cohen 	u8		rsvd[19];
299e126ba97SEli Cohen 	u8		num_psv;
300e126ba97SEli Cohen 	__be32		l_key;
301e126ba97SEli Cohen 	__be64		va;
302e126ba97SEli Cohen 	__be32		psv_index[4];
303e126ba97SEli Cohen };
304e126ba97SEli Cohen 
305e126ba97SEli Cohen struct mlx5_seg_check_psv {
306e126ba97SEli Cohen 	u8		rsvd0[2];
307e126ba97SEli Cohen 	__be16		err_coalescing_op;
308e126ba97SEli Cohen 	u8		rsvd1[2];
309e126ba97SEli Cohen 	__be16		xport_err_op;
310e126ba97SEli Cohen 	u8		rsvd2[2];
311e126ba97SEli Cohen 	__be16		xport_err_mask;
312e126ba97SEli Cohen 	u8		rsvd3[7];
313e126ba97SEli Cohen 	u8		num_psv;
314e126ba97SEli Cohen 	__be32		l_key;
315e126ba97SEli Cohen 	__be64		va;
316e126ba97SEli Cohen 	__be32		psv_index[4];
317e126ba97SEli Cohen };
318e126ba97SEli Cohen 
319e126ba97SEli Cohen struct mlx5_rwqe_sig {
320e126ba97SEli Cohen 	u8	rsvd0[4];
321e126ba97SEli Cohen 	u8	signature;
322e126ba97SEli Cohen 	u8	rsvd1[11];
323e126ba97SEli Cohen };
324e126ba97SEli Cohen 
325e126ba97SEli Cohen struct mlx5_wqe_signature_seg {
326e126ba97SEli Cohen 	u8	rsvd0[4];
327e126ba97SEli Cohen 	u8	signature;
328e126ba97SEli Cohen 	u8	rsvd1[11];
329e126ba97SEli Cohen };
330e126ba97SEli Cohen 
3317bdf65d4SHaggai Eran #define MLX5_WQE_INLINE_SEG_BYTE_COUNT_MASK 0x3ff
3327bdf65d4SHaggai Eran 
333e126ba97SEli Cohen struct mlx5_wqe_inline_seg {
334e126ba97SEli Cohen 	__be32	byte_count;
335e126ba97SEli Cohen };
336e126ba97SEli Cohen 
337142537f4SSagi Grimberg enum mlx5_sig_type {
338142537f4SSagi Grimberg 	MLX5_DIF_CRC = 0x1,
339142537f4SSagi Grimberg 	MLX5_DIF_IPCS = 0x2,
340142537f4SSagi Grimberg };
341142537f4SSagi Grimberg 
342142537f4SSagi Grimberg struct mlx5_bsf_inl {
343142537f4SSagi Grimberg 	__be16		vld_refresh;
344142537f4SSagi Grimberg 	__be16		dif_apptag;
345142537f4SSagi Grimberg 	__be32		dif_reftag;
346142537f4SSagi Grimberg 	u8		sig_type;
347142537f4SSagi Grimberg 	u8		rp_inv_seed;
348142537f4SSagi Grimberg 	u8		rsvd[3];
349142537f4SSagi Grimberg 	u8		dif_inc_ref_guard_check;
350142537f4SSagi Grimberg 	__be16		dif_app_bitmask_check;
351142537f4SSagi Grimberg };
352142537f4SSagi Grimberg 
353e6631814SSagi Grimberg struct mlx5_bsf {
354e6631814SSagi Grimberg 	struct mlx5_bsf_basic {
355e6631814SSagi Grimberg 		u8		bsf_size_sbs;
356e6631814SSagi Grimberg 		u8		check_byte_mask;
357e6631814SSagi Grimberg 		union {
358e6631814SSagi Grimberg 			u8	copy_byte_mask;
359e6631814SSagi Grimberg 			u8	bs_selector;
360e6631814SSagi Grimberg 			u8	rsvd_wflags;
361e6631814SSagi Grimberg 		} wire;
362e6631814SSagi Grimberg 		union {
363e6631814SSagi Grimberg 			u8	bs_selector;
364e6631814SSagi Grimberg 			u8	rsvd_mflags;
365e6631814SSagi Grimberg 		} mem;
366e6631814SSagi Grimberg 		__be32		raw_data_size;
367e6631814SSagi Grimberg 		__be32		w_bfs_psv;
368e6631814SSagi Grimberg 		__be32		m_bfs_psv;
369e6631814SSagi Grimberg 	} basic;
370e6631814SSagi Grimberg 	struct mlx5_bsf_ext {
371e6631814SSagi Grimberg 		__be32		t_init_gen_pro_size;
372e6631814SSagi Grimberg 		__be32		rsvd_epi_size;
373e6631814SSagi Grimberg 		__be32		w_tfs_psv;
374e6631814SSagi Grimberg 		__be32		m_tfs_psv;
375e6631814SSagi Grimberg 	} ext;
376142537f4SSagi Grimberg 	struct mlx5_bsf_inl	w_inl;
377142537f4SSagi Grimberg 	struct mlx5_bsf_inl	m_inl;
378e6631814SSagi Grimberg };
379e6631814SSagi Grimberg 
380e6631814SSagi Grimberg struct mlx5_klm {
381e6631814SSagi Grimberg 	__be32		bcount;
382e6631814SSagi Grimberg 	__be32		key;
383e6631814SSagi Grimberg 	__be64		va;
384e6631814SSagi Grimberg };
385e6631814SSagi Grimberg 
386e6631814SSagi Grimberg struct mlx5_stride_block_entry {
387e6631814SSagi Grimberg 	__be16		stride;
388e6631814SSagi Grimberg 	__be16		bcount;
389e6631814SSagi Grimberg 	__be32		key;
390e6631814SSagi Grimberg 	__be64		va;
391e6631814SSagi Grimberg };
392e6631814SSagi Grimberg 
393e6631814SSagi Grimberg struct mlx5_stride_block_ctrl_seg {
394e6631814SSagi Grimberg 	__be32		bcount_per_cycle;
395e6631814SSagi Grimberg 	__be32		op;
396e6631814SSagi Grimberg 	__be32		repeat_count;
397e6631814SSagi Grimberg 	u16		rsvd;
398e6631814SSagi Grimberg 	__be16		num_entries;
399e6631814SSagi Grimberg };
400e6631814SSagi Grimberg 
401e420f0c0SHaggai Eran enum mlx5_pagefault_flags {
402e420f0c0SHaggai Eran 	MLX5_PFAULT_REQUESTOR = 1 << 0,
403e420f0c0SHaggai Eran 	MLX5_PFAULT_WRITE     = 1 << 1,
404e420f0c0SHaggai Eran 	MLX5_PFAULT_RDMA      = 1 << 2,
405e420f0c0SHaggai Eran };
406e420f0c0SHaggai Eran 
407e420f0c0SHaggai Eran /* Contains the details of a pagefault. */
408e420f0c0SHaggai Eran struct mlx5_pagefault {
409e420f0c0SHaggai Eran 	u32			bytes_committed;
410e420f0c0SHaggai Eran 	u8			event_subtype;
411e420f0c0SHaggai Eran 	enum mlx5_pagefault_flags flags;
412e420f0c0SHaggai Eran 	union {
413e420f0c0SHaggai Eran 		/* Initiator or send message responder pagefault details. */
414e420f0c0SHaggai Eran 		struct {
415e420f0c0SHaggai Eran 			/* Received packet size, only valid for responders. */
416e420f0c0SHaggai Eran 			u32	packet_size;
417e420f0c0SHaggai Eran 			/*
418e420f0c0SHaggai Eran 			 * WQE index. Refers to either the send queue or
419e420f0c0SHaggai Eran 			 * receive queue, according to event_subtype.
420e420f0c0SHaggai Eran 			 */
421e420f0c0SHaggai Eran 			u16	wqe_index;
422e420f0c0SHaggai Eran 		} wqe;
423e420f0c0SHaggai Eran 		/* RDMA responder pagefault details */
424e420f0c0SHaggai Eran 		struct {
425e420f0c0SHaggai Eran 			u32	r_key;
426e420f0c0SHaggai Eran 			/*
427e420f0c0SHaggai Eran 			 * Received packet size, minimal size page fault
428e420f0c0SHaggai Eran 			 * resolution required for forward progress.
429e420f0c0SHaggai Eran 			 */
430e420f0c0SHaggai Eran 			u32	packet_size;
431e420f0c0SHaggai Eran 			u32	rdma_op_len;
432e420f0c0SHaggai Eran 			u64	rdma_va;
433e420f0c0SHaggai Eran 		} rdma;
434e420f0c0SHaggai Eran 	};
435e420f0c0SHaggai Eran };
436e420f0c0SHaggai Eran 
437e126ba97SEli Cohen struct mlx5_core_qp {
4385903325aSEli Cohen 	struct mlx5_core_rsc_common	common; /* must be first */
439e126ba97SEli Cohen 	void (*event)		(struct mlx5_core_qp *, int);
440e420f0c0SHaggai Eran 	void (*pfault_handler)(struct mlx5_core_qp *, struct mlx5_pagefault *);
441e126ba97SEli Cohen 	int			qpn;
442e126ba97SEli Cohen 	struct mlx5_rsc_debug	*dbg;
443e126ba97SEli Cohen 	int			pid;
444e126ba97SEli Cohen };
445e126ba97SEli Cohen 
446e126ba97SEli Cohen struct mlx5_qp_path {
447e126ba97SEli Cohen 	u8			fl;
448e126ba97SEli Cohen 	u8			rsvd3;
449e126ba97SEli Cohen 	u8			free_ar;
450e126ba97SEli Cohen 	u8			pkey_index;
451e126ba97SEli Cohen 	u8			rsvd0;
452e126ba97SEli Cohen 	u8			grh_mlid;
453e126ba97SEli Cohen 	__be16			rlid;
454e126ba97SEli Cohen 	u8			ackto_lt;
455e126ba97SEli Cohen 	u8			mgid_index;
456e126ba97SEli Cohen 	u8			static_rate;
457e126ba97SEli Cohen 	u8			hop_limit;
458e126ba97SEli Cohen 	__be32			tclass_flowlabel;
459e126ba97SEli Cohen 	u8			rgid[16];
460e126ba97SEli Cohen 	u8			rsvd1[4];
461e126ba97SEli Cohen 	u8			sl;
462e126ba97SEli Cohen 	u8			port;
463e126ba97SEli Cohen 	u8			rsvd2[6];
464e126ba97SEli Cohen };
465e126ba97SEli Cohen 
466e126ba97SEli Cohen struct mlx5_qp_context {
467e126ba97SEli Cohen 	__be32			flags;
468e126ba97SEli Cohen 	__be32			flags_pd;
469e126ba97SEli Cohen 	u8			mtu_msgmax;
470e126ba97SEli Cohen 	u8			rq_size_stride;
471e126ba97SEli Cohen 	__be16			sq_crq_size;
472e126ba97SEli Cohen 	__be32			qp_counter_set_usr_page;
473e126ba97SEli Cohen 	__be32			wire_qpn;
474e126ba97SEli Cohen 	__be32			log_pg_sz_remote_qpn;
475e126ba97SEli Cohen 	struct			mlx5_qp_path pri_path;
476e126ba97SEli Cohen 	struct			mlx5_qp_path alt_path;
477e126ba97SEli Cohen 	__be32			params1;
478e126ba97SEli Cohen 	u8			reserved2[4];
479e126ba97SEli Cohen 	__be32			next_send_psn;
480e126ba97SEli Cohen 	__be32			cqn_send;
481e126ba97SEli Cohen 	u8			reserved3[8];
482e126ba97SEli Cohen 	__be32			last_acked_psn;
483e126ba97SEli Cohen 	__be32			ssn;
484e126ba97SEli Cohen 	__be32			params2;
485e126ba97SEli Cohen 	__be32			rnr_nextrecvpsn;
486e126ba97SEli Cohen 	__be32			xrcd;
487e126ba97SEli Cohen 	__be32			cqn_recv;
488e126ba97SEli Cohen 	__be64			db_rec_addr;
489e126ba97SEli Cohen 	__be32			qkey;
490e126ba97SEli Cohen 	__be32			rq_type_srqn;
491e126ba97SEli Cohen 	__be32			rmsn;
492e126ba97SEli Cohen 	__be16			hw_sq_wqe_counter;
493e126ba97SEli Cohen 	__be16			sw_sq_wqe_counter;
494e126ba97SEli Cohen 	__be16			hw_rcyclic_byte_counter;
495e126ba97SEli Cohen 	__be16			hw_rq_counter;
496e126ba97SEli Cohen 	__be16			sw_rcyclic_byte_counter;
497e126ba97SEli Cohen 	__be16			sw_rq_counter;
498e126ba97SEli Cohen 	u8			rsvd0[5];
499e126ba97SEli Cohen 	u8			cgs;
500e126ba97SEli Cohen 	u8			cs_req;
501e126ba97SEli Cohen 	u8			cs_res;
502e126ba97SEli Cohen 	__be64			dc_access_key;
503e126ba97SEli Cohen 	u8			rsvd1[24];
504e126ba97SEli Cohen };
505e126ba97SEli Cohen 
506e126ba97SEli Cohen struct mlx5_create_qp_mbox_in {
507e126ba97SEli Cohen 	struct mlx5_inbox_hdr	hdr;
508e126ba97SEli Cohen 	__be32			input_qpn;
509e126ba97SEli Cohen 	u8			rsvd0[4];
510e126ba97SEli Cohen 	__be32			opt_param_mask;
511e126ba97SEli Cohen 	u8			rsvd1[4];
512e126ba97SEli Cohen 	struct mlx5_qp_context	ctx;
513e126ba97SEli Cohen 	u8			rsvd3[16];
514e126ba97SEli Cohen 	__be64			pas[0];
515e126ba97SEli Cohen };
516e126ba97SEli Cohen 
517e126ba97SEli Cohen struct mlx5_create_qp_mbox_out {
518e126ba97SEli Cohen 	struct mlx5_outbox_hdr	hdr;
519e126ba97SEli Cohen 	__be32			qpn;
520e126ba97SEli Cohen 	u8			rsvd0[4];
521e126ba97SEli Cohen };
522e126ba97SEli Cohen 
523e126ba97SEli Cohen struct mlx5_destroy_qp_mbox_in {
524e126ba97SEli Cohen 	struct mlx5_inbox_hdr	hdr;
525e126ba97SEli Cohen 	__be32			qpn;
526e126ba97SEli Cohen 	u8			rsvd0[4];
527e126ba97SEli Cohen };
528e126ba97SEli Cohen 
529e126ba97SEli Cohen struct mlx5_destroy_qp_mbox_out {
530e126ba97SEli Cohen 	struct mlx5_outbox_hdr	hdr;
531e126ba97SEli Cohen 	u8			rsvd0[8];
532e126ba97SEli Cohen };
533e126ba97SEli Cohen 
534e126ba97SEli Cohen struct mlx5_modify_qp_mbox_in {
535e126ba97SEli Cohen 	struct mlx5_inbox_hdr	hdr;
536e126ba97SEli Cohen 	__be32			qpn;
537e126ba97SEli Cohen 	u8			rsvd1[4];
538e126ba97SEli Cohen 	__be32			optparam;
539e126ba97SEli Cohen 	u8			rsvd0[4];
540e126ba97SEli Cohen 	struct mlx5_qp_context	ctx;
541e126ba97SEli Cohen };
542e126ba97SEli Cohen 
543e126ba97SEli Cohen struct mlx5_modify_qp_mbox_out {
544e126ba97SEli Cohen 	struct mlx5_outbox_hdr	hdr;
545e126ba97SEli Cohen 	u8			rsvd0[8];
546e126ba97SEli Cohen };
547e126ba97SEli Cohen 
548e126ba97SEli Cohen struct mlx5_query_qp_mbox_in {
549e126ba97SEli Cohen 	struct mlx5_inbox_hdr	hdr;
550e126ba97SEli Cohen 	__be32			qpn;
551e126ba97SEli Cohen 	u8			rsvd[4];
552e126ba97SEli Cohen };
553e126ba97SEli Cohen 
554e126ba97SEli Cohen struct mlx5_query_qp_mbox_out {
555e126ba97SEli Cohen 	struct mlx5_outbox_hdr	hdr;
556e126ba97SEli Cohen 	u8			rsvd1[8];
557e126ba97SEli Cohen 	__be32			optparam;
558e126ba97SEli Cohen 	u8			rsvd0[4];
559e126ba97SEli Cohen 	struct mlx5_qp_context	ctx;
560e126ba97SEli Cohen 	u8			rsvd2[16];
561e126ba97SEli Cohen 	__be64			pas[0];
562e126ba97SEli Cohen };
563e126ba97SEli Cohen 
564e126ba97SEli Cohen struct mlx5_conf_sqp_mbox_in {
565e126ba97SEli Cohen 	struct mlx5_inbox_hdr	hdr;
566e126ba97SEli Cohen 	__be32			qpn;
567e126ba97SEli Cohen 	u8			rsvd[3];
568e126ba97SEli Cohen 	u8			type;
569e126ba97SEli Cohen };
570e126ba97SEli Cohen 
571e126ba97SEli Cohen struct mlx5_conf_sqp_mbox_out {
572e126ba97SEli Cohen 	struct mlx5_outbox_hdr	hdr;
573e126ba97SEli Cohen 	u8			rsvd[8];
574e126ba97SEli Cohen };
575e126ba97SEli Cohen 
576e126ba97SEli Cohen struct mlx5_alloc_xrcd_mbox_in {
577e126ba97SEli Cohen 	struct mlx5_inbox_hdr	hdr;
578e126ba97SEli Cohen 	u8			rsvd[8];
579e126ba97SEli Cohen };
580e126ba97SEli Cohen 
581e126ba97SEli Cohen struct mlx5_alloc_xrcd_mbox_out {
582e126ba97SEli Cohen 	struct mlx5_outbox_hdr	hdr;
583e126ba97SEli Cohen 	__be32			xrcdn;
584e126ba97SEli Cohen 	u8			rsvd[4];
585e126ba97SEli Cohen };
586e126ba97SEli Cohen 
587e126ba97SEli Cohen struct mlx5_dealloc_xrcd_mbox_in {
588e126ba97SEli Cohen 	struct mlx5_inbox_hdr	hdr;
589e126ba97SEli Cohen 	__be32			xrcdn;
590e126ba97SEli Cohen 	u8			rsvd[4];
591e126ba97SEli Cohen };
592e126ba97SEli Cohen 
593e126ba97SEli Cohen struct mlx5_dealloc_xrcd_mbox_out {
594e126ba97SEli Cohen 	struct mlx5_outbox_hdr	hdr;
595e126ba97SEli Cohen 	u8			rsvd[8];
596e126ba97SEli Cohen };
597e126ba97SEli Cohen 
598e126ba97SEli Cohen static inline struct mlx5_core_qp *__mlx5_qp_lookup(struct mlx5_core_dev *dev, u32 qpn)
599e126ba97SEli Cohen {
600e126ba97SEli Cohen 	return radix_tree_lookup(&dev->priv.qp_table.tree, qpn);
601e126ba97SEli Cohen }
602e126ba97SEli Cohen 
603d5436ba0SSagi Grimberg static inline struct mlx5_core_mr *__mlx5_mr_lookup(struct mlx5_core_dev *dev, u32 key)
604d5436ba0SSagi Grimberg {
605d5436ba0SSagi Grimberg 	return radix_tree_lookup(&dev->priv.mr_table.tree, key);
606d5436ba0SSagi Grimberg }
607d5436ba0SSagi Grimberg 
608e420f0c0SHaggai Eran struct mlx5_page_fault_resume_mbox_in {
609e420f0c0SHaggai Eran 	struct mlx5_inbox_hdr	hdr;
610e420f0c0SHaggai Eran 	__be32			flags_qpn;
611e420f0c0SHaggai Eran 	u8			reserved[4];
612e420f0c0SHaggai Eran };
613e420f0c0SHaggai Eran 
614e420f0c0SHaggai Eran struct mlx5_page_fault_resume_mbox_out {
615e420f0c0SHaggai Eran 	struct mlx5_outbox_hdr	hdr;
616e420f0c0SHaggai Eran 	u8			rsvd[8];
617e420f0c0SHaggai Eran };
618e420f0c0SHaggai Eran 
619e126ba97SEli Cohen int mlx5_core_create_qp(struct mlx5_core_dev *dev,
620e126ba97SEli Cohen 			struct mlx5_core_qp *qp,
621e126ba97SEli Cohen 			struct mlx5_create_qp_mbox_in *in,
622e126ba97SEli Cohen 			int inlen);
623e126ba97SEli Cohen int mlx5_core_qp_modify(struct mlx5_core_dev *dev, enum mlx5_qp_state cur_state,
624e126ba97SEli Cohen 			enum mlx5_qp_state new_state,
625e126ba97SEli Cohen 			struct mlx5_modify_qp_mbox_in *in, int sqd_event,
626e126ba97SEli Cohen 			struct mlx5_core_qp *qp);
627e126ba97SEli Cohen int mlx5_core_destroy_qp(struct mlx5_core_dev *dev,
628e126ba97SEli Cohen 			 struct mlx5_core_qp *qp);
629e126ba97SEli Cohen int mlx5_core_qp_query(struct mlx5_core_dev *dev, struct mlx5_core_qp *qp,
630e126ba97SEli Cohen 		       struct mlx5_query_qp_mbox_out *out, int outlen);
631e126ba97SEli Cohen 
632e126ba97SEli Cohen int mlx5_core_xrcd_alloc(struct mlx5_core_dev *dev, u32 *xrcdn);
633e126ba97SEli Cohen int mlx5_core_xrcd_dealloc(struct mlx5_core_dev *dev, u32 xrcdn);
634e126ba97SEli Cohen void mlx5_init_qp_table(struct mlx5_core_dev *dev);
635e126ba97SEli Cohen void mlx5_cleanup_qp_table(struct mlx5_core_dev *dev);
636e126ba97SEli Cohen int mlx5_debug_qp_add(struct mlx5_core_dev *dev, struct mlx5_core_qp *qp);
637e126ba97SEli Cohen void mlx5_debug_qp_remove(struct mlx5_core_dev *dev, struct mlx5_core_qp *qp);
638e420f0c0SHaggai Eran #ifdef CONFIG_INFINIBAND_ON_DEMAND_PAGING
639e420f0c0SHaggai Eran int mlx5_core_page_fault_resume(struct mlx5_core_dev *dev, u32 qpn,
640e420f0c0SHaggai Eran 				u8 context, int error);
641e420f0c0SHaggai Eran #endif
642e126ba97SEli Cohen 
643db81a5c3SEli Cohen static inline const char *mlx5_qp_type_str(int type)
644db81a5c3SEli Cohen {
645db81a5c3SEli Cohen 	switch (type) {
646db81a5c3SEli Cohen 	case MLX5_QP_ST_RC: return "RC";
647db81a5c3SEli Cohen 	case MLX5_QP_ST_UC: return "C";
648db81a5c3SEli Cohen 	case MLX5_QP_ST_UD: return "UD";
649db81a5c3SEli Cohen 	case MLX5_QP_ST_XRC: return "XRC";
650db81a5c3SEli Cohen 	case MLX5_QP_ST_MLX: return "MLX";
651db81a5c3SEli Cohen 	case MLX5_QP_ST_QP0: return "QP0";
652db81a5c3SEli Cohen 	case MLX5_QP_ST_QP1: return "QP1";
653db81a5c3SEli Cohen 	case MLX5_QP_ST_RAW_ETHERTYPE: return "RAW_ETHERTYPE";
654db81a5c3SEli Cohen 	case MLX5_QP_ST_RAW_IPV6: return "RAW_IPV6";
655db81a5c3SEli Cohen 	case MLX5_QP_ST_SNIFFER: return "SNIFFER";
656db81a5c3SEli Cohen 	case MLX5_QP_ST_SYNC_UMR: return "SYNC_UMR";
657db81a5c3SEli Cohen 	case MLX5_QP_ST_PTP_1588: return "PTP_1588";
658db81a5c3SEli Cohen 	case MLX5_QP_ST_REG_UMR: return "REG_UMR";
659db81a5c3SEli Cohen 	default: return "Invalid transport type";
660db81a5c3SEli Cohen 	}
661db81a5c3SEli Cohen }
662db81a5c3SEli Cohen 
663db81a5c3SEli Cohen static inline const char *mlx5_qp_state_str(int state)
664db81a5c3SEli Cohen {
665db81a5c3SEli Cohen 	switch (state) {
666db81a5c3SEli Cohen 	case MLX5_QP_STATE_RST:
667db81a5c3SEli Cohen 	return "RST";
668db81a5c3SEli Cohen 	case MLX5_QP_STATE_INIT:
669db81a5c3SEli Cohen 	return "INIT";
670db81a5c3SEli Cohen 	case MLX5_QP_STATE_RTR:
671db81a5c3SEli Cohen 	return "RTR";
672db81a5c3SEli Cohen 	case MLX5_QP_STATE_RTS:
673db81a5c3SEli Cohen 	return "RTS";
674db81a5c3SEli Cohen 	case MLX5_QP_STATE_SQER:
675db81a5c3SEli Cohen 	return "SQER";
676db81a5c3SEli Cohen 	case MLX5_QP_STATE_SQD:
677db81a5c3SEli Cohen 	return "SQD";
678db81a5c3SEli Cohen 	case MLX5_QP_STATE_ERR:
679db81a5c3SEli Cohen 	return "ERR";
680db81a5c3SEli Cohen 	case MLX5_QP_STATE_SQ_DRAINING:
681db81a5c3SEli Cohen 	return "SQ_DRAINING";
682db81a5c3SEli Cohen 	case MLX5_QP_STATE_SUSPENDED:
683db81a5c3SEli Cohen 	return "SUSPENDED";
684db81a5c3SEli Cohen 	default: return "Invalid QP state";
685db81a5c3SEli Cohen 	}
686db81a5c3SEli Cohen }
687db81a5c3SEli Cohen 
688e126ba97SEli Cohen #endif /* MLX5_QP_H */
689