1 /* 2 * Copyright 2021 Red Hat Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 */ 22 #include <nvif/event.h> 23 #include <nvif/printf.h> 24 25 #include <nvif/class.h> 26 #include <nvif/if000e.h> 27 28 int 29 nvif_event_block(struct nvif_event *event) 30 { 31 if (nvif_event_constructed(event)) { 32 int ret = nvif_mthd(&event->object, NVIF_EVENT_V0_BLOCK, NULL, 0); 33 NVIF_ERRON(ret, &event->object, "[BLOCK]"); 34 return ret; 35 } 36 return 0; 37 } 38 39 int 40 nvif_event_allow(struct nvif_event *event) 41 { 42 if (nvif_event_constructed(event)) { 43 int ret = nvif_mthd(&event->object, NVIF_EVENT_V0_ALLOW, NULL, 0); 44 NVIF_ERRON(ret, &event->object, "[ALLOW]"); 45 return ret; 46 } 47 return 0; 48 } 49 50 void 51 nvif_event_dtor(struct nvif_event *event) 52 { 53 nvif_object_dtor(&event->object); 54 } 55 56 int 57 nvif_event_ctor_(struct nvif_object *parent, const char *name, u32 handle, nvif_event_func func, 58 bool wait, struct nvif_event_v0 *args, u32 argc, bool warn, 59 struct nvif_event *event) 60 { 61 struct nvif_event_v0 _args; 62 int ret; 63 64 if (!args) { 65 args = &_args; 66 argc = sizeof(_args); 67 } 68 69 args->version = 0; 70 args->wait = wait; 71 72 ret = nvif_object_ctor(parent, name ?: "nvifEvent", handle, 73 NVIF_CLASS_EVENT, args, argc, &event->object); 74 NVIF_ERRON(ret && warn, parent, "[NEW EVENT wait:%d size:%zd]", 75 args->wait, argc - sizeof(*args)); 76 if (ret) 77 return ret; 78 79 event->func = func; 80 return 0; 81 } 82