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1/*2 * Copyright 2018 Red Hat Inc.3 *4 * Permission is hereby granted, free of charge, to any person obtaining a5 * copy of this software and associated documentation files (the "Software"),6 * to deal in the Software without restriction, including without limitation7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,8 * and/or sell copies of the Software, and to permit persons to whom the9 * Software is furnished to do so, subject to the following conditions:10 *11 * The above copyright notice and this permission notice shall be included in12 * all copies or substantial portions of the Software.13 *14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR18 * 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 OR20 * OTHER DEALINGS IN THE SOFTWARE.21 */22#include "wimm.h"23 24#include <nvif/class.h>25 26int27nv50_wimm_init(struct nouveau_drm *drm, struct nv50_wndw *wndw)28{29 struct {30 s32 oclass;31 int version;32 int (*init)(struct nouveau_drm *, s32, struct nv50_wndw *);33 } wimms[] = {34 { GA102_DISP_WINDOW_IMM_CHANNEL_DMA, 0, wimmc37b_init },35 { TU102_DISP_WINDOW_IMM_CHANNEL_DMA, 0, wimmc37b_init },36 { GV100_DISP_WINDOW_IMM_CHANNEL_DMA, 0, wimmc37b_init },37 {}38 };39 struct nv50_disp *disp = nv50_disp(drm->dev);40 int cid;41 42 cid = nvif_mclass(&disp->disp->object, wimms);43 if (cid < 0) {44 NV_ERROR(drm, "No supported window immediate class\n");45 return cid;46 }47 48 return wimms[cid].init(drm, wimms[cid].oclass, wndw);49}50