1facaed62SBen Skeggs /* 2facaed62SBen Skeggs * Copyright 2018 Red Hat Inc. 3facaed62SBen Skeggs * 4facaed62SBen Skeggs * Permission is hereby granted, free of charge, to any person obtaining a 5facaed62SBen Skeggs * copy of this software and associated documentation files (the "Software"), 6facaed62SBen Skeggs * to deal in the Software without restriction, including without limitation 7facaed62SBen Skeggs * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8facaed62SBen Skeggs * and/or sell copies of the Software, and to permit persons to whom the 9facaed62SBen Skeggs * Software is furnished to do so, subject to the following conditions: 10facaed62SBen Skeggs * 11facaed62SBen Skeggs * The above copyright notice and this permission notice shall be included in 12facaed62SBen Skeggs * all copies or substantial portions of the Software. 13facaed62SBen Skeggs * 14facaed62SBen Skeggs * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15facaed62SBen Skeggs * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16facaed62SBen Skeggs * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17facaed62SBen Skeggs * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18facaed62SBen Skeggs * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19facaed62SBen Skeggs * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20facaed62SBen Skeggs * OTHER DEALINGS IN THE SOFTWARE. 21facaed62SBen Skeggs */ 22facaed62SBen Skeggs #include "wimm.h" 23facaed62SBen Skeggs 24facaed62SBen Skeggs #include <nvif/class.h> 25facaed62SBen Skeggs 26facaed62SBen Skeggs int 27facaed62SBen Skeggs nv50_wimm_init(struct nouveau_drm *drm, struct nv50_wndw *wndw) 28facaed62SBen Skeggs { 29facaed62SBen Skeggs struct { 30facaed62SBen Skeggs s32 oclass; 31facaed62SBen Skeggs int version; 32facaed62SBen Skeggs int (*init)(struct nouveau_drm *, s32, struct nv50_wndw *); 33facaed62SBen Skeggs } wimms[] = { 3486037742SBen Skeggs { TU102_DISP_WINDOW_IMM_CHANNEL_DMA, 0, wimmc37b_init }, 35facaed62SBen Skeggs { GV100_DISP_WINDOW_IMM_CHANNEL_DMA, 0, wimmc37b_init }, 36facaed62SBen Skeggs {} 37facaed62SBen Skeggs }; 38facaed62SBen Skeggs struct nv50_disp *disp = nv50_disp(drm->dev); 39facaed62SBen Skeggs int cid; 40facaed62SBen Skeggs 41facaed62SBen Skeggs cid = nvif_mclass(&disp->disp->object, wimms); 42facaed62SBen Skeggs if (cid < 0) { 43facaed62SBen Skeggs NV_ERROR(drm, "No supported window immediate class\n"); 44facaed62SBen Skeggs return cid; 45facaed62SBen Skeggs } 46facaed62SBen Skeggs 47facaed62SBen Skeggs return wimms[cid].init(drm, wimms[cid].oclass, wndw); 48facaed62SBen Skeggs } 49