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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 "ovly.h"23#include "oimm.h"24 25#include <nvif/class.h>26 27int28nv50_ovly_new(struct nouveau_drm *drm, int head, struct nv50_wndw **pwndw)29{30 static const struct {31 s32 oclass;32 int version;33 int (*new)(struct nouveau_drm *, int, s32, struct nv50_wndw **);34 } ovlys[] = {35 { GK104_DISP_OVERLAY_CONTROL_DMA, 0, ovly917e_new },36 { GF110_DISP_OVERLAY_CONTROL_DMA, 0, ovly907e_new },37 { GT214_DISP_OVERLAY_CHANNEL_DMA, 0, ovly827e_new },38 { GT200_DISP_OVERLAY_CHANNEL_DMA, 0, ovly827e_new },39 { G82_DISP_OVERLAY_CHANNEL_DMA, 0, ovly827e_new },40 { NV50_DISP_OVERLAY_CHANNEL_DMA, 0, ovly507e_new },41 {}42 };43 struct nv50_disp *disp = nv50_disp(drm->dev);44 int cid, ret;45 46 cid = nvif_mclass(&disp->disp->object, ovlys);47 if (cid < 0) {48 NV_ERROR(drm, "No supported overlay class\n");49 return cid;50 }51 52 ret = ovlys[cid].new(drm, head, ovlys[cid].oclass, pwndw);53 if (ret)54 return ret;55 56 return nv50_oimm_init(drm, *pwndw);57}58