xref: /OK3568_Linux_fs/kernel/drivers/infiniband/hw/mlx5/qpc.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Copyright (c) 2013-2020, Mellanox Technologies inc. All rights reserved.
4*4882a593Smuzhiyun  */
5*4882a593Smuzhiyun 
6*4882a593Smuzhiyun #include <linux/gfp.h>
7*4882a593Smuzhiyun #include <linux/mlx5/qp.h>
8*4882a593Smuzhiyun #include <linux/mlx5/driver.h>
9*4882a593Smuzhiyun #include "mlx5_ib.h"
10*4882a593Smuzhiyun #include "qp.h"
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun static int mlx5_core_drain_dct(struct mlx5_ib_dev *dev,
13*4882a593Smuzhiyun 			       struct mlx5_core_dct *dct);
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun static struct mlx5_core_rsc_common *
mlx5_get_rsc(struct mlx5_qp_table * table,u32 rsn)16*4882a593Smuzhiyun mlx5_get_rsc(struct mlx5_qp_table *table, u32 rsn)
17*4882a593Smuzhiyun {
18*4882a593Smuzhiyun 	struct mlx5_core_rsc_common *common;
19*4882a593Smuzhiyun 	unsigned long flags;
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun 	spin_lock_irqsave(&table->lock, flags);
22*4882a593Smuzhiyun 
23*4882a593Smuzhiyun 	common = radix_tree_lookup(&table->tree, rsn);
24*4882a593Smuzhiyun 	if (common)
25*4882a593Smuzhiyun 		refcount_inc(&common->refcount);
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun 	spin_unlock_irqrestore(&table->lock, flags);
28*4882a593Smuzhiyun 
29*4882a593Smuzhiyun 	return common;
30*4882a593Smuzhiyun }
31*4882a593Smuzhiyun 
mlx5_core_put_rsc(struct mlx5_core_rsc_common * common)32*4882a593Smuzhiyun void mlx5_core_put_rsc(struct mlx5_core_rsc_common *common)
33*4882a593Smuzhiyun {
34*4882a593Smuzhiyun 	if (refcount_dec_and_test(&common->refcount))
35*4882a593Smuzhiyun 		complete(&common->free);
36*4882a593Smuzhiyun }
37*4882a593Smuzhiyun 
qp_allowed_event_types(void)38*4882a593Smuzhiyun static u64 qp_allowed_event_types(void)
39*4882a593Smuzhiyun {
40*4882a593Smuzhiyun 	u64 mask;
41*4882a593Smuzhiyun 
42*4882a593Smuzhiyun 	mask = BIT(MLX5_EVENT_TYPE_PATH_MIG) |
43*4882a593Smuzhiyun 	       BIT(MLX5_EVENT_TYPE_COMM_EST) |
44*4882a593Smuzhiyun 	       BIT(MLX5_EVENT_TYPE_SQ_DRAINED) |
45*4882a593Smuzhiyun 	       BIT(MLX5_EVENT_TYPE_SRQ_LAST_WQE) |
46*4882a593Smuzhiyun 	       BIT(MLX5_EVENT_TYPE_WQ_CATAS_ERROR) |
47*4882a593Smuzhiyun 	       BIT(MLX5_EVENT_TYPE_PATH_MIG_FAILED) |
48*4882a593Smuzhiyun 	       BIT(MLX5_EVENT_TYPE_WQ_INVAL_REQ_ERROR) |
49*4882a593Smuzhiyun 	       BIT(MLX5_EVENT_TYPE_WQ_ACCESS_ERROR);
50*4882a593Smuzhiyun 
51*4882a593Smuzhiyun 	return mask;
52*4882a593Smuzhiyun }
53*4882a593Smuzhiyun 
rq_allowed_event_types(void)54*4882a593Smuzhiyun static u64 rq_allowed_event_types(void)
55*4882a593Smuzhiyun {
56*4882a593Smuzhiyun 	u64 mask;
57*4882a593Smuzhiyun 
58*4882a593Smuzhiyun 	mask = BIT(MLX5_EVENT_TYPE_SRQ_LAST_WQE) |
59*4882a593Smuzhiyun 	       BIT(MLX5_EVENT_TYPE_WQ_CATAS_ERROR);
60*4882a593Smuzhiyun 
61*4882a593Smuzhiyun 	return mask;
62*4882a593Smuzhiyun }
63*4882a593Smuzhiyun 
sq_allowed_event_types(void)64*4882a593Smuzhiyun static u64 sq_allowed_event_types(void)
65*4882a593Smuzhiyun {
66*4882a593Smuzhiyun 	return BIT(MLX5_EVENT_TYPE_WQ_CATAS_ERROR);
67*4882a593Smuzhiyun }
68*4882a593Smuzhiyun 
dct_allowed_event_types(void)69*4882a593Smuzhiyun static u64 dct_allowed_event_types(void)
70*4882a593Smuzhiyun {
71*4882a593Smuzhiyun 	return BIT(MLX5_EVENT_TYPE_DCT_DRAINED);
72*4882a593Smuzhiyun }
73*4882a593Smuzhiyun 
is_event_type_allowed(int rsc_type,int event_type)74*4882a593Smuzhiyun static bool is_event_type_allowed(int rsc_type, int event_type)
75*4882a593Smuzhiyun {
76*4882a593Smuzhiyun 	switch (rsc_type) {
77*4882a593Smuzhiyun 	case MLX5_EVENT_QUEUE_TYPE_QP:
78*4882a593Smuzhiyun 		return BIT(event_type) & qp_allowed_event_types();
79*4882a593Smuzhiyun 	case MLX5_EVENT_QUEUE_TYPE_RQ:
80*4882a593Smuzhiyun 		return BIT(event_type) & rq_allowed_event_types();
81*4882a593Smuzhiyun 	case MLX5_EVENT_QUEUE_TYPE_SQ:
82*4882a593Smuzhiyun 		return BIT(event_type) & sq_allowed_event_types();
83*4882a593Smuzhiyun 	case MLX5_EVENT_QUEUE_TYPE_DCT:
84*4882a593Smuzhiyun 		return BIT(event_type) & dct_allowed_event_types();
85*4882a593Smuzhiyun 	default:
86*4882a593Smuzhiyun 		WARN(1, "Event arrived for unknown resource type");
87*4882a593Smuzhiyun 		return false;
88*4882a593Smuzhiyun 	}
89*4882a593Smuzhiyun }
90*4882a593Smuzhiyun 
rsc_event_notifier(struct notifier_block * nb,unsigned long type,void * data)91*4882a593Smuzhiyun static int rsc_event_notifier(struct notifier_block *nb,
92*4882a593Smuzhiyun 			      unsigned long type, void *data)
93*4882a593Smuzhiyun {
94*4882a593Smuzhiyun 	struct mlx5_core_rsc_common *common;
95*4882a593Smuzhiyun 	struct mlx5_qp_table *table;
96*4882a593Smuzhiyun 	struct mlx5_core_dct *dct;
97*4882a593Smuzhiyun 	u8 event_type = (u8)type;
98*4882a593Smuzhiyun 	struct mlx5_core_qp *qp;
99*4882a593Smuzhiyun 	struct mlx5_eqe *eqe;
100*4882a593Smuzhiyun 	u32 rsn;
101*4882a593Smuzhiyun 
102*4882a593Smuzhiyun 	switch (event_type) {
103*4882a593Smuzhiyun 	case MLX5_EVENT_TYPE_DCT_DRAINED:
104*4882a593Smuzhiyun 		eqe = data;
105*4882a593Smuzhiyun 		rsn = be32_to_cpu(eqe->data.dct.dctn) & 0xffffff;
106*4882a593Smuzhiyun 		rsn |= (MLX5_RES_DCT << MLX5_USER_INDEX_LEN);
107*4882a593Smuzhiyun 		break;
108*4882a593Smuzhiyun 	case MLX5_EVENT_TYPE_PATH_MIG:
109*4882a593Smuzhiyun 	case MLX5_EVENT_TYPE_COMM_EST:
110*4882a593Smuzhiyun 	case MLX5_EVENT_TYPE_SQ_DRAINED:
111*4882a593Smuzhiyun 	case MLX5_EVENT_TYPE_SRQ_LAST_WQE:
112*4882a593Smuzhiyun 	case MLX5_EVENT_TYPE_WQ_CATAS_ERROR:
113*4882a593Smuzhiyun 	case MLX5_EVENT_TYPE_PATH_MIG_FAILED:
114*4882a593Smuzhiyun 	case MLX5_EVENT_TYPE_WQ_INVAL_REQ_ERROR:
115*4882a593Smuzhiyun 	case MLX5_EVENT_TYPE_WQ_ACCESS_ERROR:
116*4882a593Smuzhiyun 		eqe = data;
117*4882a593Smuzhiyun 		rsn = be32_to_cpu(eqe->data.qp_srq.qp_srq_n) & 0xffffff;
118*4882a593Smuzhiyun 		rsn |= (eqe->data.qp_srq.type << MLX5_USER_INDEX_LEN);
119*4882a593Smuzhiyun 		break;
120*4882a593Smuzhiyun 	default:
121*4882a593Smuzhiyun 		return NOTIFY_DONE;
122*4882a593Smuzhiyun 	}
123*4882a593Smuzhiyun 
124*4882a593Smuzhiyun 	table = container_of(nb, struct mlx5_qp_table, nb);
125*4882a593Smuzhiyun 	common = mlx5_get_rsc(table, rsn);
126*4882a593Smuzhiyun 	if (!common)
127*4882a593Smuzhiyun 		return NOTIFY_OK;
128*4882a593Smuzhiyun 
129*4882a593Smuzhiyun 	if (!is_event_type_allowed((rsn >> MLX5_USER_INDEX_LEN), event_type))
130*4882a593Smuzhiyun 		goto out;
131*4882a593Smuzhiyun 
132*4882a593Smuzhiyun 	switch (common->res) {
133*4882a593Smuzhiyun 	case MLX5_RES_QP:
134*4882a593Smuzhiyun 	case MLX5_RES_RQ:
135*4882a593Smuzhiyun 	case MLX5_RES_SQ:
136*4882a593Smuzhiyun 		qp = (struct mlx5_core_qp *)common;
137*4882a593Smuzhiyun 		qp->event(qp, event_type);
138*4882a593Smuzhiyun 		break;
139*4882a593Smuzhiyun 	case MLX5_RES_DCT:
140*4882a593Smuzhiyun 		dct = (struct mlx5_core_dct *)common;
141*4882a593Smuzhiyun 		if (event_type == MLX5_EVENT_TYPE_DCT_DRAINED)
142*4882a593Smuzhiyun 			complete(&dct->drained);
143*4882a593Smuzhiyun 		break;
144*4882a593Smuzhiyun 	default:
145*4882a593Smuzhiyun 		break;
146*4882a593Smuzhiyun 	}
147*4882a593Smuzhiyun out:
148*4882a593Smuzhiyun 	mlx5_core_put_rsc(common);
149*4882a593Smuzhiyun 
150*4882a593Smuzhiyun 	return NOTIFY_OK;
151*4882a593Smuzhiyun }
152*4882a593Smuzhiyun 
create_resource_common(struct mlx5_ib_dev * dev,struct mlx5_core_qp * qp,int rsc_type)153*4882a593Smuzhiyun static int create_resource_common(struct mlx5_ib_dev *dev,
154*4882a593Smuzhiyun 				  struct mlx5_core_qp *qp, int rsc_type)
155*4882a593Smuzhiyun {
156*4882a593Smuzhiyun 	struct mlx5_qp_table *table = &dev->qp_table;
157*4882a593Smuzhiyun 	int err;
158*4882a593Smuzhiyun 
159*4882a593Smuzhiyun 	qp->common.res = rsc_type;
160*4882a593Smuzhiyun 	spin_lock_irq(&table->lock);
161*4882a593Smuzhiyun 	err = radix_tree_insert(&table->tree,
162*4882a593Smuzhiyun 				qp->qpn | (rsc_type << MLX5_USER_INDEX_LEN),
163*4882a593Smuzhiyun 				qp);
164*4882a593Smuzhiyun 	spin_unlock_irq(&table->lock);
165*4882a593Smuzhiyun 	if (err)
166*4882a593Smuzhiyun 		return err;
167*4882a593Smuzhiyun 
168*4882a593Smuzhiyun 	refcount_set(&qp->common.refcount, 1);
169*4882a593Smuzhiyun 	init_completion(&qp->common.free);
170*4882a593Smuzhiyun 	qp->pid = current->pid;
171*4882a593Smuzhiyun 
172*4882a593Smuzhiyun 	return 0;
173*4882a593Smuzhiyun }
174*4882a593Smuzhiyun 
destroy_resource_common(struct mlx5_ib_dev * dev,struct mlx5_core_qp * qp)175*4882a593Smuzhiyun static void destroy_resource_common(struct mlx5_ib_dev *dev,
176*4882a593Smuzhiyun 				    struct mlx5_core_qp *qp)
177*4882a593Smuzhiyun {
178*4882a593Smuzhiyun 	struct mlx5_qp_table *table = &dev->qp_table;
179*4882a593Smuzhiyun 	unsigned long flags;
180*4882a593Smuzhiyun 
181*4882a593Smuzhiyun 	spin_lock_irqsave(&table->lock, flags);
182*4882a593Smuzhiyun 	radix_tree_delete(&table->tree,
183*4882a593Smuzhiyun 			  qp->qpn | (qp->common.res << MLX5_USER_INDEX_LEN));
184*4882a593Smuzhiyun 	spin_unlock_irqrestore(&table->lock, flags);
185*4882a593Smuzhiyun 	mlx5_core_put_rsc((struct mlx5_core_rsc_common *)qp);
186*4882a593Smuzhiyun 	wait_for_completion(&qp->common.free);
187*4882a593Smuzhiyun }
188*4882a593Smuzhiyun 
_mlx5_core_destroy_dct(struct mlx5_ib_dev * dev,struct mlx5_core_dct * dct,bool need_cleanup)189*4882a593Smuzhiyun static int _mlx5_core_destroy_dct(struct mlx5_ib_dev *dev,
190*4882a593Smuzhiyun 				  struct mlx5_core_dct *dct, bool need_cleanup)
191*4882a593Smuzhiyun {
192*4882a593Smuzhiyun 	u32 in[MLX5_ST_SZ_DW(destroy_dct_in)] = {};
193*4882a593Smuzhiyun 	struct mlx5_core_qp *qp = &dct->mqp;
194*4882a593Smuzhiyun 	int err;
195*4882a593Smuzhiyun 
196*4882a593Smuzhiyun 	err = mlx5_core_drain_dct(dev, dct);
197*4882a593Smuzhiyun 	if (err) {
198*4882a593Smuzhiyun 		if (dev->mdev->state == MLX5_DEVICE_STATE_INTERNAL_ERROR)
199*4882a593Smuzhiyun 			goto destroy;
200*4882a593Smuzhiyun 
201*4882a593Smuzhiyun 		return err;
202*4882a593Smuzhiyun 	}
203*4882a593Smuzhiyun 	wait_for_completion(&dct->drained);
204*4882a593Smuzhiyun destroy:
205*4882a593Smuzhiyun 	if (need_cleanup)
206*4882a593Smuzhiyun 		destroy_resource_common(dev, &dct->mqp);
207*4882a593Smuzhiyun 	MLX5_SET(destroy_dct_in, in, opcode, MLX5_CMD_OP_DESTROY_DCT);
208*4882a593Smuzhiyun 	MLX5_SET(destroy_dct_in, in, dctn, qp->qpn);
209*4882a593Smuzhiyun 	MLX5_SET(destroy_dct_in, in, uid, qp->uid);
210*4882a593Smuzhiyun 	err = mlx5_cmd_exec_in(dev->mdev, destroy_dct, in);
211*4882a593Smuzhiyun 	return err;
212*4882a593Smuzhiyun }
213*4882a593Smuzhiyun 
mlx5_core_create_dct(struct mlx5_ib_dev * dev,struct mlx5_core_dct * dct,u32 * in,int inlen,u32 * out,int outlen)214*4882a593Smuzhiyun int mlx5_core_create_dct(struct mlx5_ib_dev *dev, struct mlx5_core_dct *dct,
215*4882a593Smuzhiyun 			 u32 *in, int inlen, u32 *out, int outlen)
216*4882a593Smuzhiyun {
217*4882a593Smuzhiyun 	struct mlx5_core_qp *qp = &dct->mqp;
218*4882a593Smuzhiyun 	int err;
219*4882a593Smuzhiyun 
220*4882a593Smuzhiyun 	init_completion(&dct->drained);
221*4882a593Smuzhiyun 	MLX5_SET(create_dct_in, in, opcode, MLX5_CMD_OP_CREATE_DCT);
222*4882a593Smuzhiyun 
223*4882a593Smuzhiyun 	err = mlx5_cmd_exec(dev->mdev, in, inlen, out, outlen);
224*4882a593Smuzhiyun 	if (err)
225*4882a593Smuzhiyun 		return err;
226*4882a593Smuzhiyun 
227*4882a593Smuzhiyun 	qp->qpn = MLX5_GET(create_dct_out, out, dctn);
228*4882a593Smuzhiyun 	qp->uid = MLX5_GET(create_dct_in, in, uid);
229*4882a593Smuzhiyun 	err = create_resource_common(dev, qp, MLX5_RES_DCT);
230*4882a593Smuzhiyun 	if (err)
231*4882a593Smuzhiyun 		goto err_cmd;
232*4882a593Smuzhiyun 
233*4882a593Smuzhiyun 	return 0;
234*4882a593Smuzhiyun err_cmd:
235*4882a593Smuzhiyun 	_mlx5_core_destroy_dct(dev, dct, false);
236*4882a593Smuzhiyun 	return err;
237*4882a593Smuzhiyun }
238*4882a593Smuzhiyun 
mlx5_qpc_create_qp(struct mlx5_ib_dev * dev,struct mlx5_core_qp * qp,u32 * in,int inlen,u32 * out)239*4882a593Smuzhiyun int mlx5_qpc_create_qp(struct mlx5_ib_dev *dev, struct mlx5_core_qp *qp,
240*4882a593Smuzhiyun 		       u32 *in, int inlen, u32 *out)
241*4882a593Smuzhiyun {
242*4882a593Smuzhiyun 	u32 din[MLX5_ST_SZ_DW(destroy_qp_in)] = {};
243*4882a593Smuzhiyun 	int err;
244*4882a593Smuzhiyun 
245*4882a593Smuzhiyun 	MLX5_SET(create_qp_in, in, opcode, MLX5_CMD_OP_CREATE_QP);
246*4882a593Smuzhiyun 
247*4882a593Smuzhiyun 	err = mlx5_cmd_exec(dev->mdev, in, inlen, out,
248*4882a593Smuzhiyun 			    MLX5_ST_SZ_BYTES(create_qp_out));
249*4882a593Smuzhiyun 	if (err)
250*4882a593Smuzhiyun 		return err;
251*4882a593Smuzhiyun 
252*4882a593Smuzhiyun 	qp->uid = MLX5_GET(create_qp_in, in, uid);
253*4882a593Smuzhiyun 	qp->qpn = MLX5_GET(create_qp_out, out, qpn);
254*4882a593Smuzhiyun 
255*4882a593Smuzhiyun 	err = create_resource_common(dev, qp, MLX5_RES_QP);
256*4882a593Smuzhiyun 	if (err)
257*4882a593Smuzhiyun 		goto err_cmd;
258*4882a593Smuzhiyun 
259*4882a593Smuzhiyun 	mlx5_debug_qp_add(dev->mdev, qp);
260*4882a593Smuzhiyun 
261*4882a593Smuzhiyun 	return 0;
262*4882a593Smuzhiyun 
263*4882a593Smuzhiyun err_cmd:
264*4882a593Smuzhiyun 	MLX5_SET(destroy_qp_in, din, opcode, MLX5_CMD_OP_DESTROY_QP);
265*4882a593Smuzhiyun 	MLX5_SET(destroy_qp_in, din, qpn, qp->qpn);
266*4882a593Smuzhiyun 	MLX5_SET(destroy_qp_in, din, uid, qp->uid);
267*4882a593Smuzhiyun 	mlx5_cmd_exec_in(dev->mdev, destroy_qp, din);
268*4882a593Smuzhiyun 	return err;
269*4882a593Smuzhiyun }
270*4882a593Smuzhiyun 
mlx5_core_drain_dct(struct mlx5_ib_dev * dev,struct mlx5_core_dct * dct)271*4882a593Smuzhiyun static int mlx5_core_drain_dct(struct mlx5_ib_dev *dev,
272*4882a593Smuzhiyun 			       struct mlx5_core_dct *dct)
273*4882a593Smuzhiyun {
274*4882a593Smuzhiyun 	u32 in[MLX5_ST_SZ_DW(drain_dct_in)] = {};
275*4882a593Smuzhiyun 	struct mlx5_core_qp *qp = &dct->mqp;
276*4882a593Smuzhiyun 
277*4882a593Smuzhiyun 	MLX5_SET(drain_dct_in, in, opcode, MLX5_CMD_OP_DRAIN_DCT);
278*4882a593Smuzhiyun 	MLX5_SET(drain_dct_in, in, dctn, qp->qpn);
279*4882a593Smuzhiyun 	MLX5_SET(drain_dct_in, in, uid, qp->uid);
280*4882a593Smuzhiyun 	return mlx5_cmd_exec_in(dev->mdev, drain_dct, in);
281*4882a593Smuzhiyun }
282*4882a593Smuzhiyun 
mlx5_core_destroy_dct(struct mlx5_ib_dev * dev,struct mlx5_core_dct * dct)283*4882a593Smuzhiyun int mlx5_core_destroy_dct(struct mlx5_ib_dev *dev,
284*4882a593Smuzhiyun 			  struct mlx5_core_dct *dct)
285*4882a593Smuzhiyun {
286*4882a593Smuzhiyun 	return _mlx5_core_destroy_dct(dev, dct, true);
287*4882a593Smuzhiyun }
288*4882a593Smuzhiyun 
mlx5_core_destroy_qp(struct mlx5_ib_dev * dev,struct mlx5_core_qp * qp)289*4882a593Smuzhiyun int mlx5_core_destroy_qp(struct mlx5_ib_dev *dev, struct mlx5_core_qp *qp)
290*4882a593Smuzhiyun {
291*4882a593Smuzhiyun 	u32 in[MLX5_ST_SZ_DW(destroy_qp_in)] = {};
292*4882a593Smuzhiyun 
293*4882a593Smuzhiyun 	mlx5_debug_qp_remove(dev->mdev, qp);
294*4882a593Smuzhiyun 
295*4882a593Smuzhiyun 	destroy_resource_common(dev, qp);
296*4882a593Smuzhiyun 
297*4882a593Smuzhiyun 	MLX5_SET(destroy_qp_in, in, opcode, MLX5_CMD_OP_DESTROY_QP);
298*4882a593Smuzhiyun 	MLX5_SET(destroy_qp_in, in, qpn, qp->qpn);
299*4882a593Smuzhiyun 	MLX5_SET(destroy_qp_in, in, uid, qp->uid);
300*4882a593Smuzhiyun 	mlx5_cmd_exec_in(dev->mdev, destroy_qp, in);
301*4882a593Smuzhiyun 	return 0;
302*4882a593Smuzhiyun }
303*4882a593Smuzhiyun 
mlx5_core_set_delay_drop(struct mlx5_ib_dev * dev,u32 timeout_usec)304*4882a593Smuzhiyun int mlx5_core_set_delay_drop(struct mlx5_ib_dev *dev,
305*4882a593Smuzhiyun 			     u32 timeout_usec)
306*4882a593Smuzhiyun {
307*4882a593Smuzhiyun 	u32 in[MLX5_ST_SZ_DW(set_delay_drop_params_in)] = {};
308*4882a593Smuzhiyun 
309*4882a593Smuzhiyun 	MLX5_SET(set_delay_drop_params_in, in, opcode,
310*4882a593Smuzhiyun 		 MLX5_CMD_OP_SET_DELAY_DROP_PARAMS);
311*4882a593Smuzhiyun 	MLX5_SET(set_delay_drop_params_in, in, delay_drop_timeout,
312*4882a593Smuzhiyun 		 timeout_usec / 100);
313*4882a593Smuzhiyun 	return mlx5_cmd_exec_in(dev->mdev, set_delay_drop_params, in);
314*4882a593Smuzhiyun }
315*4882a593Smuzhiyun 
316*4882a593Smuzhiyun struct mbox_info {
317*4882a593Smuzhiyun 	u32 *in;
318*4882a593Smuzhiyun 	u32 *out;
319*4882a593Smuzhiyun 	int inlen;
320*4882a593Smuzhiyun 	int outlen;
321*4882a593Smuzhiyun };
322*4882a593Smuzhiyun 
mbox_alloc(struct mbox_info * mbox,int inlen,int outlen)323*4882a593Smuzhiyun static int mbox_alloc(struct mbox_info *mbox, int inlen, int outlen)
324*4882a593Smuzhiyun {
325*4882a593Smuzhiyun 	mbox->inlen  = inlen;
326*4882a593Smuzhiyun 	mbox->outlen = outlen;
327*4882a593Smuzhiyun 	mbox->in = kzalloc(mbox->inlen, GFP_KERNEL);
328*4882a593Smuzhiyun 	mbox->out = kzalloc(mbox->outlen, GFP_KERNEL);
329*4882a593Smuzhiyun 	if (!mbox->in || !mbox->out) {
330*4882a593Smuzhiyun 		kfree(mbox->in);
331*4882a593Smuzhiyun 		kfree(mbox->out);
332*4882a593Smuzhiyun 		return -ENOMEM;
333*4882a593Smuzhiyun 	}
334*4882a593Smuzhiyun 
335*4882a593Smuzhiyun 	return 0;
336*4882a593Smuzhiyun }
337*4882a593Smuzhiyun 
mbox_free(struct mbox_info * mbox)338*4882a593Smuzhiyun static void mbox_free(struct mbox_info *mbox)
339*4882a593Smuzhiyun {
340*4882a593Smuzhiyun 	kfree(mbox->in);
341*4882a593Smuzhiyun 	kfree(mbox->out);
342*4882a593Smuzhiyun }
343*4882a593Smuzhiyun 
get_ece_from_mbox(void * out,u16 opcode)344*4882a593Smuzhiyun static int get_ece_from_mbox(void *out, u16 opcode)
345*4882a593Smuzhiyun {
346*4882a593Smuzhiyun 	int ece = 0;
347*4882a593Smuzhiyun 
348*4882a593Smuzhiyun 	switch (opcode) {
349*4882a593Smuzhiyun 	case MLX5_CMD_OP_INIT2INIT_QP:
350*4882a593Smuzhiyun 		ece = MLX5_GET(init2init_qp_out, out, ece);
351*4882a593Smuzhiyun 		break;
352*4882a593Smuzhiyun 	case MLX5_CMD_OP_INIT2RTR_QP:
353*4882a593Smuzhiyun 		ece = MLX5_GET(init2rtr_qp_out, out, ece);
354*4882a593Smuzhiyun 		break;
355*4882a593Smuzhiyun 	case MLX5_CMD_OP_RTR2RTS_QP:
356*4882a593Smuzhiyun 		ece = MLX5_GET(rtr2rts_qp_out, out, ece);
357*4882a593Smuzhiyun 		break;
358*4882a593Smuzhiyun 	case MLX5_CMD_OP_RTS2RTS_QP:
359*4882a593Smuzhiyun 		ece = MLX5_GET(rts2rts_qp_out, out, ece);
360*4882a593Smuzhiyun 		break;
361*4882a593Smuzhiyun 	case MLX5_CMD_OP_RST2INIT_QP:
362*4882a593Smuzhiyun 		ece = MLX5_GET(rst2init_qp_out, out, ece);
363*4882a593Smuzhiyun 		break;
364*4882a593Smuzhiyun 	default:
365*4882a593Smuzhiyun 		break;
366*4882a593Smuzhiyun 	}
367*4882a593Smuzhiyun 
368*4882a593Smuzhiyun 	return ece;
369*4882a593Smuzhiyun }
370*4882a593Smuzhiyun 
modify_qp_mbox_alloc(struct mlx5_core_dev * dev,u16 opcode,int qpn,u32 opt_param_mask,void * qpc,struct mbox_info * mbox,u16 uid,u32 ece)371*4882a593Smuzhiyun static int modify_qp_mbox_alloc(struct mlx5_core_dev *dev, u16 opcode, int qpn,
372*4882a593Smuzhiyun 				u32 opt_param_mask, void *qpc,
373*4882a593Smuzhiyun 				struct mbox_info *mbox, u16 uid, u32 ece)
374*4882a593Smuzhiyun {
375*4882a593Smuzhiyun 	mbox->out = NULL;
376*4882a593Smuzhiyun 	mbox->in = NULL;
377*4882a593Smuzhiyun 
378*4882a593Smuzhiyun #define MBOX_ALLOC(mbox, typ)  \
379*4882a593Smuzhiyun 	mbox_alloc(mbox, MLX5_ST_SZ_BYTES(typ##_in), MLX5_ST_SZ_BYTES(typ##_out))
380*4882a593Smuzhiyun 
381*4882a593Smuzhiyun #define MOD_QP_IN_SET(typ, in, _opcode, _qpn, _uid)                            \
382*4882a593Smuzhiyun 	do {                                                                   \
383*4882a593Smuzhiyun 		MLX5_SET(typ##_in, in, opcode, _opcode);                       \
384*4882a593Smuzhiyun 		MLX5_SET(typ##_in, in, qpn, _qpn);                             \
385*4882a593Smuzhiyun 		MLX5_SET(typ##_in, in, uid, _uid);                             \
386*4882a593Smuzhiyun 	} while (0)
387*4882a593Smuzhiyun 
388*4882a593Smuzhiyun #define MOD_QP_IN_SET_QPC(typ, in, _opcode, _qpn, _opt_p, _qpc, _uid)          \
389*4882a593Smuzhiyun 	do {                                                                   \
390*4882a593Smuzhiyun 		MOD_QP_IN_SET(typ, in, _opcode, _qpn, _uid);                   \
391*4882a593Smuzhiyun 		MLX5_SET(typ##_in, in, opt_param_mask, _opt_p);                \
392*4882a593Smuzhiyun 		memcpy(MLX5_ADDR_OF(typ##_in, in, qpc), _qpc,                  \
393*4882a593Smuzhiyun 		       MLX5_ST_SZ_BYTES(qpc));                                 \
394*4882a593Smuzhiyun 	} while (0)
395*4882a593Smuzhiyun 
396*4882a593Smuzhiyun 	switch (opcode) {
397*4882a593Smuzhiyun 	/* 2RST & 2ERR */
398*4882a593Smuzhiyun 	case MLX5_CMD_OP_2RST_QP:
399*4882a593Smuzhiyun 		if (MBOX_ALLOC(mbox, qp_2rst))
400*4882a593Smuzhiyun 			return -ENOMEM;
401*4882a593Smuzhiyun 		MOD_QP_IN_SET(qp_2rst, mbox->in, opcode, qpn, uid);
402*4882a593Smuzhiyun 		break;
403*4882a593Smuzhiyun 	case MLX5_CMD_OP_2ERR_QP:
404*4882a593Smuzhiyun 		if (MBOX_ALLOC(mbox, qp_2err))
405*4882a593Smuzhiyun 			return -ENOMEM;
406*4882a593Smuzhiyun 		MOD_QP_IN_SET(qp_2err, mbox->in, opcode, qpn, uid);
407*4882a593Smuzhiyun 		break;
408*4882a593Smuzhiyun 
409*4882a593Smuzhiyun 	/* MODIFY with QPC */
410*4882a593Smuzhiyun 	case MLX5_CMD_OP_RST2INIT_QP:
411*4882a593Smuzhiyun 		if (MBOX_ALLOC(mbox, rst2init_qp))
412*4882a593Smuzhiyun 			return -ENOMEM;
413*4882a593Smuzhiyun 		MOD_QP_IN_SET_QPC(rst2init_qp, mbox->in, opcode, qpn,
414*4882a593Smuzhiyun 				  opt_param_mask, qpc, uid);
415*4882a593Smuzhiyun 		MLX5_SET(rst2init_qp_in, mbox->in, ece, ece);
416*4882a593Smuzhiyun 		break;
417*4882a593Smuzhiyun 	case MLX5_CMD_OP_INIT2RTR_QP:
418*4882a593Smuzhiyun 		if (MBOX_ALLOC(mbox, init2rtr_qp))
419*4882a593Smuzhiyun 			return -ENOMEM;
420*4882a593Smuzhiyun 		MOD_QP_IN_SET_QPC(init2rtr_qp, mbox->in, opcode, qpn,
421*4882a593Smuzhiyun 				  opt_param_mask, qpc, uid);
422*4882a593Smuzhiyun 		MLX5_SET(init2rtr_qp_in, mbox->in, ece, ece);
423*4882a593Smuzhiyun 		break;
424*4882a593Smuzhiyun 	case MLX5_CMD_OP_RTR2RTS_QP:
425*4882a593Smuzhiyun 		if (MBOX_ALLOC(mbox, rtr2rts_qp))
426*4882a593Smuzhiyun 			return -ENOMEM;
427*4882a593Smuzhiyun 		MOD_QP_IN_SET_QPC(rtr2rts_qp, mbox->in, opcode, qpn,
428*4882a593Smuzhiyun 				  opt_param_mask, qpc, uid);
429*4882a593Smuzhiyun 		MLX5_SET(rtr2rts_qp_in, mbox->in, ece, ece);
430*4882a593Smuzhiyun 		break;
431*4882a593Smuzhiyun 	case MLX5_CMD_OP_RTS2RTS_QP:
432*4882a593Smuzhiyun 		if (MBOX_ALLOC(mbox, rts2rts_qp))
433*4882a593Smuzhiyun 			return -ENOMEM;
434*4882a593Smuzhiyun 		MOD_QP_IN_SET_QPC(rts2rts_qp, mbox->in, opcode, qpn,
435*4882a593Smuzhiyun 				  opt_param_mask, qpc, uid);
436*4882a593Smuzhiyun 		MLX5_SET(rts2rts_qp_in, mbox->in, ece, ece);
437*4882a593Smuzhiyun 		break;
438*4882a593Smuzhiyun 	case MLX5_CMD_OP_SQERR2RTS_QP:
439*4882a593Smuzhiyun 		if (MBOX_ALLOC(mbox, sqerr2rts_qp))
440*4882a593Smuzhiyun 			return -ENOMEM;
441*4882a593Smuzhiyun 		MOD_QP_IN_SET_QPC(sqerr2rts_qp, mbox->in, opcode, qpn,
442*4882a593Smuzhiyun 				  opt_param_mask, qpc, uid);
443*4882a593Smuzhiyun 		break;
444*4882a593Smuzhiyun 	case MLX5_CMD_OP_INIT2INIT_QP:
445*4882a593Smuzhiyun 		if (MBOX_ALLOC(mbox, init2init_qp))
446*4882a593Smuzhiyun 			return -ENOMEM;
447*4882a593Smuzhiyun 		MOD_QP_IN_SET_QPC(init2init_qp, mbox->in, opcode, qpn,
448*4882a593Smuzhiyun 				  opt_param_mask, qpc, uid);
449*4882a593Smuzhiyun 		MLX5_SET(init2init_qp_in, mbox->in, ece, ece);
450*4882a593Smuzhiyun 		break;
451*4882a593Smuzhiyun 	default:
452*4882a593Smuzhiyun 		return -EINVAL;
453*4882a593Smuzhiyun 	}
454*4882a593Smuzhiyun 	return 0;
455*4882a593Smuzhiyun }
456*4882a593Smuzhiyun 
mlx5_core_qp_modify(struct mlx5_ib_dev * dev,u16 opcode,u32 opt_param_mask,void * qpc,struct mlx5_core_qp * qp,u32 * ece)457*4882a593Smuzhiyun int mlx5_core_qp_modify(struct mlx5_ib_dev *dev, u16 opcode, u32 opt_param_mask,
458*4882a593Smuzhiyun 			void *qpc, struct mlx5_core_qp *qp, u32 *ece)
459*4882a593Smuzhiyun {
460*4882a593Smuzhiyun 	struct mbox_info mbox;
461*4882a593Smuzhiyun 	int err;
462*4882a593Smuzhiyun 
463*4882a593Smuzhiyun 	err = modify_qp_mbox_alloc(dev->mdev, opcode, qp->qpn, opt_param_mask,
464*4882a593Smuzhiyun 				   qpc, &mbox, qp->uid, (ece) ? *ece : 0);
465*4882a593Smuzhiyun 	if (err)
466*4882a593Smuzhiyun 		return err;
467*4882a593Smuzhiyun 
468*4882a593Smuzhiyun 	err = mlx5_cmd_exec(dev->mdev, mbox.in, mbox.inlen, mbox.out,
469*4882a593Smuzhiyun 			    mbox.outlen);
470*4882a593Smuzhiyun 
471*4882a593Smuzhiyun 	if (ece)
472*4882a593Smuzhiyun 		*ece = get_ece_from_mbox(mbox.out, opcode);
473*4882a593Smuzhiyun 
474*4882a593Smuzhiyun 	mbox_free(&mbox);
475*4882a593Smuzhiyun 	return err;
476*4882a593Smuzhiyun }
477*4882a593Smuzhiyun 
mlx5_init_qp_table(struct mlx5_ib_dev * dev)478*4882a593Smuzhiyun int mlx5_init_qp_table(struct mlx5_ib_dev *dev)
479*4882a593Smuzhiyun {
480*4882a593Smuzhiyun 	struct mlx5_qp_table *table = &dev->qp_table;
481*4882a593Smuzhiyun 
482*4882a593Smuzhiyun 	spin_lock_init(&table->lock);
483*4882a593Smuzhiyun 	INIT_RADIX_TREE(&table->tree, GFP_ATOMIC);
484*4882a593Smuzhiyun 	mlx5_qp_debugfs_init(dev->mdev);
485*4882a593Smuzhiyun 
486*4882a593Smuzhiyun 	table->nb.notifier_call = rsc_event_notifier;
487*4882a593Smuzhiyun 	mlx5_notifier_register(dev->mdev, &table->nb);
488*4882a593Smuzhiyun 
489*4882a593Smuzhiyun 	return 0;
490*4882a593Smuzhiyun }
491*4882a593Smuzhiyun 
mlx5_cleanup_qp_table(struct mlx5_ib_dev * dev)492*4882a593Smuzhiyun void mlx5_cleanup_qp_table(struct mlx5_ib_dev *dev)
493*4882a593Smuzhiyun {
494*4882a593Smuzhiyun 	struct mlx5_qp_table *table = &dev->qp_table;
495*4882a593Smuzhiyun 
496*4882a593Smuzhiyun 	mlx5_notifier_unregister(dev->mdev, &table->nb);
497*4882a593Smuzhiyun 	mlx5_qp_debugfs_cleanup(dev->mdev);
498*4882a593Smuzhiyun }
499*4882a593Smuzhiyun 
mlx5_core_qp_query(struct mlx5_ib_dev * dev,struct mlx5_core_qp * qp,u32 * out,int outlen)500*4882a593Smuzhiyun int mlx5_core_qp_query(struct mlx5_ib_dev *dev, struct mlx5_core_qp *qp,
501*4882a593Smuzhiyun 		       u32 *out, int outlen)
502*4882a593Smuzhiyun {
503*4882a593Smuzhiyun 	u32 in[MLX5_ST_SZ_DW(query_qp_in)] = {};
504*4882a593Smuzhiyun 
505*4882a593Smuzhiyun 	MLX5_SET(query_qp_in, in, opcode, MLX5_CMD_OP_QUERY_QP);
506*4882a593Smuzhiyun 	MLX5_SET(query_qp_in, in, qpn, qp->qpn);
507*4882a593Smuzhiyun 	return mlx5_cmd_exec(dev->mdev, in, sizeof(in), out, outlen);
508*4882a593Smuzhiyun }
509*4882a593Smuzhiyun 
mlx5_core_dct_query(struct mlx5_ib_dev * dev,struct mlx5_core_dct * dct,u32 * out,int outlen)510*4882a593Smuzhiyun int mlx5_core_dct_query(struct mlx5_ib_dev *dev, struct mlx5_core_dct *dct,
511*4882a593Smuzhiyun 			u32 *out, int outlen)
512*4882a593Smuzhiyun {
513*4882a593Smuzhiyun 	u32 in[MLX5_ST_SZ_DW(query_dct_in)] = {};
514*4882a593Smuzhiyun 	struct mlx5_core_qp *qp = &dct->mqp;
515*4882a593Smuzhiyun 
516*4882a593Smuzhiyun 	MLX5_SET(query_dct_in, in, opcode, MLX5_CMD_OP_QUERY_DCT);
517*4882a593Smuzhiyun 	MLX5_SET(query_dct_in, in, dctn, qp->qpn);
518*4882a593Smuzhiyun 
519*4882a593Smuzhiyun 	return mlx5_cmd_exec(dev->mdev, (void *)&in, sizeof(in), (void *)out,
520*4882a593Smuzhiyun 			     outlen);
521*4882a593Smuzhiyun }
522*4882a593Smuzhiyun 
mlx5_core_xrcd_alloc(struct mlx5_ib_dev * dev,u32 * xrcdn)523*4882a593Smuzhiyun int mlx5_core_xrcd_alloc(struct mlx5_ib_dev *dev, u32 *xrcdn)
524*4882a593Smuzhiyun {
525*4882a593Smuzhiyun 	u32 out[MLX5_ST_SZ_DW(alloc_xrcd_out)] = {};
526*4882a593Smuzhiyun 	u32 in[MLX5_ST_SZ_DW(alloc_xrcd_in)] = {};
527*4882a593Smuzhiyun 	int err;
528*4882a593Smuzhiyun 
529*4882a593Smuzhiyun 	MLX5_SET(alloc_xrcd_in, in, opcode, MLX5_CMD_OP_ALLOC_XRCD);
530*4882a593Smuzhiyun 	err = mlx5_cmd_exec_inout(dev->mdev, alloc_xrcd, in, out);
531*4882a593Smuzhiyun 	if (!err)
532*4882a593Smuzhiyun 		*xrcdn = MLX5_GET(alloc_xrcd_out, out, xrcd);
533*4882a593Smuzhiyun 	return err;
534*4882a593Smuzhiyun }
535*4882a593Smuzhiyun 
mlx5_core_xrcd_dealloc(struct mlx5_ib_dev * dev,u32 xrcdn)536*4882a593Smuzhiyun int mlx5_core_xrcd_dealloc(struct mlx5_ib_dev *dev, u32 xrcdn)
537*4882a593Smuzhiyun {
538*4882a593Smuzhiyun 	u32 in[MLX5_ST_SZ_DW(dealloc_xrcd_in)] = {};
539*4882a593Smuzhiyun 
540*4882a593Smuzhiyun 	MLX5_SET(dealloc_xrcd_in, in, opcode, MLX5_CMD_OP_DEALLOC_XRCD);
541*4882a593Smuzhiyun 	MLX5_SET(dealloc_xrcd_in, in, xrcd, xrcdn);
542*4882a593Smuzhiyun 	return mlx5_cmd_exec_in(dev->mdev, dealloc_xrcd, in);
543*4882a593Smuzhiyun }
544*4882a593Smuzhiyun 
destroy_rq_tracked(struct mlx5_ib_dev * dev,u32 rqn,u16 uid)545*4882a593Smuzhiyun static void destroy_rq_tracked(struct mlx5_ib_dev *dev, u32 rqn, u16 uid)
546*4882a593Smuzhiyun {
547*4882a593Smuzhiyun 	u32 in[MLX5_ST_SZ_DW(destroy_rq_in)] = {};
548*4882a593Smuzhiyun 
549*4882a593Smuzhiyun 	MLX5_SET(destroy_rq_in, in, opcode, MLX5_CMD_OP_DESTROY_RQ);
550*4882a593Smuzhiyun 	MLX5_SET(destroy_rq_in, in, rqn, rqn);
551*4882a593Smuzhiyun 	MLX5_SET(destroy_rq_in, in, uid, uid);
552*4882a593Smuzhiyun 	mlx5_cmd_exec_in(dev->mdev, destroy_rq, in);
553*4882a593Smuzhiyun }
554*4882a593Smuzhiyun 
mlx5_core_create_rq_tracked(struct mlx5_ib_dev * dev,u32 * in,int inlen,struct mlx5_core_qp * rq)555*4882a593Smuzhiyun int mlx5_core_create_rq_tracked(struct mlx5_ib_dev *dev, u32 *in, int inlen,
556*4882a593Smuzhiyun 				struct mlx5_core_qp *rq)
557*4882a593Smuzhiyun {
558*4882a593Smuzhiyun 	int err;
559*4882a593Smuzhiyun 	u32 rqn;
560*4882a593Smuzhiyun 
561*4882a593Smuzhiyun 	err = mlx5_core_create_rq(dev->mdev, in, inlen, &rqn);
562*4882a593Smuzhiyun 	if (err)
563*4882a593Smuzhiyun 		return err;
564*4882a593Smuzhiyun 
565*4882a593Smuzhiyun 	rq->uid = MLX5_GET(create_rq_in, in, uid);
566*4882a593Smuzhiyun 	rq->qpn = rqn;
567*4882a593Smuzhiyun 	err = create_resource_common(dev, rq, MLX5_RES_RQ);
568*4882a593Smuzhiyun 	if (err)
569*4882a593Smuzhiyun 		goto err_destroy_rq;
570*4882a593Smuzhiyun 
571*4882a593Smuzhiyun 	return 0;
572*4882a593Smuzhiyun 
573*4882a593Smuzhiyun err_destroy_rq:
574*4882a593Smuzhiyun 	destroy_rq_tracked(dev, rq->qpn, rq->uid);
575*4882a593Smuzhiyun 
576*4882a593Smuzhiyun 	return err;
577*4882a593Smuzhiyun }
578*4882a593Smuzhiyun 
mlx5_core_destroy_rq_tracked(struct mlx5_ib_dev * dev,struct mlx5_core_qp * rq)579*4882a593Smuzhiyun int mlx5_core_destroy_rq_tracked(struct mlx5_ib_dev *dev,
580*4882a593Smuzhiyun 				 struct mlx5_core_qp *rq)
581*4882a593Smuzhiyun {
582*4882a593Smuzhiyun 	destroy_resource_common(dev, rq);
583*4882a593Smuzhiyun 	destroy_rq_tracked(dev, rq->qpn, rq->uid);
584*4882a593Smuzhiyun 	return 0;
585*4882a593Smuzhiyun }
586*4882a593Smuzhiyun 
destroy_sq_tracked(struct mlx5_ib_dev * dev,u32 sqn,u16 uid)587*4882a593Smuzhiyun static void destroy_sq_tracked(struct mlx5_ib_dev *dev, u32 sqn, u16 uid)
588*4882a593Smuzhiyun {
589*4882a593Smuzhiyun 	u32 in[MLX5_ST_SZ_DW(destroy_sq_in)] = {};
590*4882a593Smuzhiyun 
591*4882a593Smuzhiyun 	MLX5_SET(destroy_sq_in, in, opcode, MLX5_CMD_OP_DESTROY_SQ);
592*4882a593Smuzhiyun 	MLX5_SET(destroy_sq_in, in, sqn, sqn);
593*4882a593Smuzhiyun 	MLX5_SET(destroy_sq_in, in, uid, uid);
594*4882a593Smuzhiyun 	mlx5_cmd_exec_in(dev->mdev, destroy_sq, in);
595*4882a593Smuzhiyun }
596*4882a593Smuzhiyun 
mlx5_core_create_sq_tracked(struct mlx5_ib_dev * dev,u32 * in,int inlen,struct mlx5_core_qp * sq)597*4882a593Smuzhiyun int mlx5_core_create_sq_tracked(struct mlx5_ib_dev *dev, u32 *in, int inlen,
598*4882a593Smuzhiyun 				struct mlx5_core_qp *sq)
599*4882a593Smuzhiyun {
600*4882a593Smuzhiyun 	u32 out[MLX5_ST_SZ_DW(create_sq_out)] = {};
601*4882a593Smuzhiyun 	int err;
602*4882a593Smuzhiyun 
603*4882a593Smuzhiyun 	MLX5_SET(create_sq_in, in, opcode, MLX5_CMD_OP_CREATE_SQ);
604*4882a593Smuzhiyun 	err = mlx5_cmd_exec(dev->mdev, in, inlen, out, sizeof(out));
605*4882a593Smuzhiyun 	if (err)
606*4882a593Smuzhiyun 		return err;
607*4882a593Smuzhiyun 
608*4882a593Smuzhiyun 	sq->qpn = MLX5_GET(create_sq_out, out, sqn);
609*4882a593Smuzhiyun 	sq->uid = MLX5_GET(create_sq_in, in, uid);
610*4882a593Smuzhiyun 	err = create_resource_common(dev, sq, MLX5_RES_SQ);
611*4882a593Smuzhiyun 	if (err)
612*4882a593Smuzhiyun 		goto err_destroy_sq;
613*4882a593Smuzhiyun 
614*4882a593Smuzhiyun 	return 0;
615*4882a593Smuzhiyun 
616*4882a593Smuzhiyun err_destroy_sq:
617*4882a593Smuzhiyun 	destroy_sq_tracked(dev, sq->qpn, sq->uid);
618*4882a593Smuzhiyun 
619*4882a593Smuzhiyun 	return err;
620*4882a593Smuzhiyun }
621*4882a593Smuzhiyun 
mlx5_core_destroy_sq_tracked(struct mlx5_ib_dev * dev,struct mlx5_core_qp * sq)622*4882a593Smuzhiyun void mlx5_core_destroy_sq_tracked(struct mlx5_ib_dev *dev,
623*4882a593Smuzhiyun 				  struct mlx5_core_qp *sq)
624*4882a593Smuzhiyun {
625*4882a593Smuzhiyun 	destroy_resource_common(dev, sq);
626*4882a593Smuzhiyun 	destroy_sq_tracked(dev, sq->qpn, sq->uid);
627*4882a593Smuzhiyun }
628*4882a593Smuzhiyun 
mlx5_core_res_hold(struct mlx5_ib_dev * dev,int res_num,enum mlx5_res_type res_type)629*4882a593Smuzhiyun struct mlx5_core_rsc_common *mlx5_core_res_hold(struct mlx5_ib_dev *dev,
630*4882a593Smuzhiyun 						int res_num,
631*4882a593Smuzhiyun 						enum mlx5_res_type res_type)
632*4882a593Smuzhiyun {
633*4882a593Smuzhiyun 	u32 rsn = res_num | (res_type << MLX5_USER_INDEX_LEN);
634*4882a593Smuzhiyun 	struct mlx5_qp_table *table = &dev->qp_table;
635*4882a593Smuzhiyun 
636*4882a593Smuzhiyun 	return mlx5_get_rsc(table, rsn);
637*4882a593Smuzhiyun }
638*4882a593Smuzhiyun 
mlx5_core_res_put(struct mlx5_core_rsc_common * res)639*4882a593Smuzhiyun void mlx5_core_res_put(struct mlx5_core_rsc_common *res)
640*4882a593Smuzhiyun {
641*4882a593Smuzhiyun 	mlx5_core_put_rsc(res);
642*4882a593Smuzhiyun }
643