drivers/gpu/drm/nouveau/dispnv50/oimm507b.c

   1 /*
   2  * Copyright 2018 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 "oimm.h"
  23
  24 #include <nvif/cl507b.h>
  25
  26 static int
  27 oimm507b_init_(const struct nv50_wimm_func *func, struct nouveau_drm *drm,
  28                s32 oclass, struct nv50_wndw *wndw)
  29 {
  30         struct nv50_disp_overlay_v0 args = {
  31                 .head = wndw->id,
  32         };
  33         struct nv50_disp *disp = nv50_disp(drm->dev);
  34         int ret;
  35
  36         ret = nvif_object_ctor(&disp->disp->object, "kmsOvim", 0, oclass,
  37                                &args, sizeof(args), &wndw->wimm.base.user);
  38         if (ret) {
  39                 NV_ERROR(drm, "oimm%04x allocation failed: %d\n", oclass, ret);
  40                 return ret;
  41         }
  42
  43         nvif_object_map(&wndw->wimm.base.user, NULL, 0);
  44         wndw->immd = func;
  45         return 0;
  46 }
  47
  48 int
  49 oimm507b_init(struct nouveau_drm *drm, s32 oclass, struct nv50_wndw *wndw)
  50 {
  51         return oimm507b_init_(&curs507a, drm, oclass, wndw);
  52 }