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/conn.h> 23 #include <nvif/disp.h> 24 #include <nvif/printf.h> 25 26 #include <nvif/class.h> 27 #include <nvif/if0011.h> 28 29 int 30 nvif_conn_hpd_status(struct nvif_conn *conn) 31 { 32 struct nvif_conn_hpd_status_v0 args; 33 int ret; 34 35 args.version = 0; 36 37 ret = nvif_mthd(&conn->object, NVIF_CONN_V0_HPD_STATUS, &args, sizeof(args)); 38 NVIF_ERRON(ret, &conn->object, "[HPD_STATUS] support:%d present:%d", 39 args.support, args.present); 40 return ret ? ret : !!args.support + !!args.present; 41 } 42 43 void 44 nvif_conn_dtor(struct nvif_conn *conn) 45 { 46 nvif_object_dtor(&conn->object); 47 } 48 49 int 50 nvif_conn_ctor(struct nvif_disp *disp, const char *name, int id, struct nvif_conn *conn) 51 { 52 struct nvif_conn_v0 args; 53 int ret; 54 55 args.version = 0; 56 args.id = id; 57 58 ret = nvif_object_ctor(&disp->object, name ?: "nvifConn", id, NVIF_CLASS_CONN, 59 &args, sizeof(args), &conn->object); 60 NVIF_ERRON(ret, &disp->object, "[NEW conn id:%d]", id); 61 return ret; 62 } 63