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 * 3478f1ad6fSBen Skeggs nvkm_ior_find(struct nvkm_disp *disp, enum nvkm_ior_type type, int id) 3578f1ad6fSBen Skeggs { 3678f1ad6fSBen Skeggs struct nvkm_ior *ior; 37*92fba5d3SBen 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 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 5778f1ad6fSBen Skeggs nvkm_ior_new_(const struct nvkm_ior_func *func, struct nvkm_disp *disp, 5878f1ad6fSBen Skeggs enum nvkm_ior_type type, int id) 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*92fba5d3SBen Skeggs snprintf(ior->name, sizeof(ior->name), "%s-%d", nvkm_ior_name[ior->type], ior->id); 68*92fba5d3SBen Skeggs list_add_tail(&ior->head, &disp->iors); 6978f1ad6fSBen Skeggs IOR_DBG(ior, "ctor"); 7078f1ad6fSBen Skeggs return 0; 7178f1ad6fSBen Skeggs } 72