linux/drivers/gpu/drm/nouveau/dispnv50/cursc37a.c
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   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 "curs.h"
  23#include "atom.h"
  24
  25static void
  26cursc37a_update(struct nv50_wndw *wndw, u32 *interlock)
  27{
  28        nvif_wr32(&wndw->wimm.base.user, 0x0200, 0x00000001);
  29}
  30
  31static void
  32cursc37a_point(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
  33{
  34        nvif_wr32(&wndw->wimm.base.user, 0x0208, asyw->point.y << 16 |
  35                                                 asyw->point.x);
  36}
  37
  38static const struct nv50_wimm_func
  39cursc37a = {
  40        .point = cursc37a_point,
  41        .update = cursc37a_update,
  42};
  43
  44int
  45cursc37a_new(struct nouveau_drm *drm, int head, s32 oclass,
  46             struct nv50_wndw **pwndw)
  47{
  48        return curs507a_new_(&cursc37a, drm, head, oclass,
  49                             0x00000001 << head, pwndw);
  50}
  51