1*979f6dedSTom Zanussi // SPDX-License-Identifier: GPL-2.0
2*979f6dedSTom Zanussi /* Copyright(c) 2023 Intel Corporation. All rights rsvd. */
3*979f6dedSTom Zanussi #include <linux/kernel.h>
4*979f6dedSTom Zanussi #include "idxd.h"
5*979f6dedSTom Zanussi
idxd_load_iaa_device_defaults(struct idxd_device * idxd)6*979f6dedSTom Zanussi int idxd_load_iaa_device_defaults(struct idxd_device *idxd)
7*979f6dedSTom Zanussi {
8*979f6dedSTom Zanussi struct idxd_engine *engine;
9*979f6dedSTom Zanussi struct idxd_group *group;
10*979f6dedSTom Zanussi struct idxd_wq *wq;
11*979f6dedSTom Zanussi
12*979f6dedSTom Zanussi if (!test_bit(IDXD_FLAG_CONFIGURABLE, &idxd->flags))
13*979f6dedSTom Zanussi return 0;
14*979f6dedSTom Zanussi
15*979f6dedSTom Zanussi wq = idxd->wqs[0];
16*979f6dedSTom Zanussi
17*979f6dedSTom Zanussi if (wq->state != IDXD_WQ_DISABLED)
18*979f6dedSTom Zanussi return -EPERM;
19*979f6dedSTom Zanussi
20*979f6dedSTom Zanussi /* set mode to "dedicated" */
21*979f6dedSTom Zanussi set_bit(WQ_FLAG_DEDICATED, &wq->flags);
22*979f6dedSTom Zanussi wq->threshold = 0;
23*979f6dedSTom Zanussi
24*979f6dedSTom Zanussi /* only setting up 1 wq, so give it all the wq space */
25*979f6dedSTom Zanussi wq->size = idxd->max_wq_size;
26*979f6dedSTom Zanussi
27*979f6dedSTom Zanussi /* set priority to 10 */
28*979f6dedSTom Zanussi wq->priority = 10;
29*979f6dedSTom Zanussi
30*979f6dedSTom Zanussi /* set type to "kernel" */
31*979f6dedSTom Zanussi wq->type = IDXD_WQT_KERNEL;
32*979f6dedSTom Zanussi
33*979f6dedSTom Zanussi /* set wq group to 0 */
34*979f6dedSTom Zanussi group = idxd->groups[0];
35*979f6dedSTom Zanussi wq->group = group;
36*979f6dedSTom Zanussi group->num_wqs++;
37*979f6dedSTom Zanussi
38*979f6dedSTom Zanussi /* set name to "iaa_crypto" */
39*979f6dedSTom Zanussi memset(wq->name, 0, WQ_NAME_SIZE + 1);
40*979f6dedSTom Zanussi strscpy(wq->name, "iaa_crypto", WQ_NAME_SIZE + 1);
41*979f6dedSTom Zanussi
42*979f6dedSTom Zanussi /* set driver_name to "crypto" */
43*979f6dedSTom Zanussi memset(wq->driver_name, 0, DRIVER_NAME_SIZE + 1);
44*979f6dedSTom Zanussi strscpy(wq->driver_name, "crypto", DRIVER_NAME_SIZE + 1);
45*979f6dedSTom Zanussi
46*979f6dedSTom Zanussi engine = idxd->engines[0];
47*979f6dedSTom Zanussi
48*979f6dedSTom Zanussi /* set engine group to 0 */
49*979f6dedSTom Zanussi engine->group = idxd->groups[0];
50*979f6dedSTom Zanussi engine->group->num_engines++;
51*979f6dedSTom Zanussi
52*979f6dedSTom Zanussi return 0;
53*979f6dedSTom Zanussi }
54