178f1ad6fSBen Skeggs /*
278f1ad6fSBen Skeggs * Copyright 2017 Red Hat Inc.
378f1ad6fSBen Skeggs *
478f1ad6fSBen Skeggs * Permission is hereby granted, free of charge, to any person obtaining a
578f1ad6fSBen Skeggs * copy of this software and associated documentation files (the "Software"),
678f1ad6fSBen Skeggs * to deal in the Software without restriction, including without limitation
778f1ad6fSBen Skeggs * the rights to use, copy, modify, merge, publish, distribute, sublicense,
878f1ad6fSBen Skeggs * and/or sell copies of the Software, and to permit persons to whom the
978f1ad6fSBen Skeggs * Software is furnished to do so, subject to the following conditions:
1078f1ad6fSBen Skeggs *
1178f1ad6fSBen Skeggs * The above copyright notice and this permission notice shall be included in
1278f1ad6fSBen Skeggs * all copies or substantial portions of the Software.
1378f1ad6fSBen Skeggs *
1478f1ad6fSBen Skeggs * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
1578f1ad6fSBen Skeggs * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
1678f1ad6fSBen Skeggs * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
1778f1ad6fSBen Skeggs * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
1878f1ad6fSBen Skeggs * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
1978f1ad6fSBen Skeggs * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
2078f1ad6fSBen Skeggs * OTHER DEALINGS IN THE SOFTWARE.
2178f1ad6fSBen Skeggs *
2278f1ad6fSBen Skeggs * Authors: Ben Skeggs <bskeggs@redhat.com>
2378f1ad6fSBen Skeggs */
2478f1ad6fSBen Skeggs #include "ior.h"
2578f1ad6fSBen Skeggs
2678f1ad6fSBen Skeggs static const char *
2778f1ad6fSBen Skeggs nvkm_ior_name[] = {
2878f1ad6fSBen Skeggs [DAC] = "DAC",
2978f1ad6fSBen Skeggs [SOR] = "SOR",
3078f1ad6fSBen Skeggs [PIOR] = "PIOR",
3178f1ad6fSBen Skeggs };
3278f1ad6fSBen Skeggs
3378f1ad6fSBen Skeggs struct nvkm_ior *
nvkm_ior_find(struct nvkm_disp * disp,enum nvkm_ior_type type,int id)3478f1ad6fSBen Skeggs nvkm_ior_find(struct nvkm_disp *disp, enum nvkm_ior_type type, int id)
3578f1ad6fSBen Skeggs {
3678f1ad6fSBen Skeggs struct nvkm_ior *ior;
3792fba5d3SBen Skeggs list_for_each_entry(ior, &disp->iors, head) {
3878f1ad6fSBen Skeggs if (ior->type == type && (id < 0 || ior->id == id))
3978f1ad6fSBen Skeggs return ior;
4078f1ad6fSBen Skeggs }
4178f1ad6fSBen Skeggs return NULL;
4278f1ad6fSBen Skeggs }
4378f1ad6fSBen Skeggs
4478f1ad6fSBen Skeggs void
nvkm_ior_del(struct nvkm_ior ** pior)4578f1ad6fSBen Skeggs nvkm_ior_del(struct nvkm_ior **pior)
4678f1ad6fSBen Skeggs {
4778f1ad6fSBen Skeggs struct nvkm_ior *ior = *pior;
4878f1ad6fSBen Skeggs if (ior) {
4978f1ad6fSBen Skeggs IOR_DBG(ior, "dtor");
5078f1ad6fSBen Skeggs list_del(&ior->head);
5178f1ad6fSBen Skeggs kfree(*pior);
5278f1ad6fSBen Skeggs *pior = NULL;
5378f1ad6fSBen Skeggs }
5478f1ad6fSBen Skeggs }
5578f1ad6fSBen Skeggs
5678f1ad6fSBen Skeggs int
nvkm_ior_new_(const struct nvkm_ior_func * func,struct nvkm_disp * disp,enum nvkm_ior_type type,int id,bool hda)5778f1ad6fSBen Skeggs nvkm_ior_new_(const struct nvkm_ior_func *func, struct nvkm_disp *disp,
58*79c453afSBen Skeggs enum nvkm_ior_type type, int id, bool hda)
5978f1ad6fSBen Skeggs {
6078f1ad6fSBen Skeggs struct nvkm_ior *ior;
6178f1ad6fSBen Skeggs if (!(ior = kzalloc(sizeof(*ior), GFP_KERNEL)))
6278f1ad6fSBen Skeggs return -ENOMEM;
6378f1ad6fSBen Skeggs ior->func = func;
6478f1ad6fSBen Skeggs ior->disp = disp;
6578f1ad6fSBen Skeggs ior->type = type;
6678f1ad6fSBen Skeggs ior->id = id;
67*79c453afSBen Skeggs ior->hda = hda;
6892fba5d3SBen Skeggs snprintf(ior->name, sizeof(ior->name), "%s-%d", nvkm_ior_name[ior->type], ior->id);
6992fba5d3SBen Skeggs list_add_tail(&ior->head, &disp->iors);
7078f1ad6fSBen Skeggs IOR_DBG(ior, "ctor");
7178f1ad6fSBen Skeggs return 0;
7278f1ad6fSBen Skeggs }
73