LXR linux/drivers/gpu/drm/nouveau/dispnv50/ovly827e.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 "ovly.h"
  23#include "atom.h"
  24
  25#include <nouveau_bo.h>
  26
  27static void
  28ovly827e_image_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
  29{
  30        u32 *push;
  31        if ((push = evo_wait(&wndw->wndw, 12))) {
  32                evo_mthd(push, 0x0084, 1);
  33                evo_data(push, asyw->image.interval << 4);
  34                evo_mthd(push, 0x00c0, 1);
  35                evo_data(push, asyw->image.handle[0]);
  36                evo_mthd(push, 0x0100, 1);
  37                evo_data(push, 0x00000002);
  38                evo_mthd(push, 0x0800, 1);
  39                evo_data(push, asyw->image.offset[0] >> 8);
  40                evo_mthd(push, 0x0808, 3);
  41                evo_data(push, asyw->image.h << 16 | asyw->image.w);
  42                evo_data(push, asyw->image.layout << 20 |
  43                               (asyw->image.pitch[0] >> 8) << 8 |
  44                               asyw->image.blocks[0] << 8 |
  45                               asyw->image.blockh);
  46                evo_data(push, asyw->image.format << 8 |
  47                               asyw->image.colorspace);
  48                evo_kick(push, &wndw->wndw);
  49        }
  50}
  51
  52int
  53ovly827e_ntfy_wait_begun(struct nouveau_bo *bo, u32 offset,
  54                         struct nvif_device *device)
  55{
  56        s64 time = nvif_msec(device, 2000ULL,
  57                u32 data = nouveau_bo_rd32(bo, offset / 4 + 3);
  58                if ((data & 0xffff0000) == 0xffff0000)
  59                        break;
  60                usleep_range(1, 2);
  61        );
  62        return time < 0 ? time : 0;
  63}
  64
  65void
  66ovly827e_ntfy_reset(struct nouveau_bo *bo, u32 offset)
  67{
  68        nouveau_bo_wr32(bo, offset / 4 + 0, 0x00000000);
  69        nouveau_bo_wr32(bo, offset / 4 + 1, 0x00000000);
  70        nouveau_bo_wr32(bo, offset / 4 + 2, 0x00000000);
  71        nouveau_bo_wr32(bo, offset / 4 + 3, 0x80000000);
  72}
  73
  74static const struct nv50_wndw_func
  75ovly827e = {
  76        .acquire = ovly507e_acquire,
  77        .release = ovly507e_release,
  78        .ntfy_set = ovly507e_ntfy_set,
  79        .ntfy_clr = ovly507e_ntfy_clr,
  80        .ntfy_reset = ovly827e_ntfy_reset,
  81        .ntfy_wait_begun = ovly827e_ntfy_wait_begun,
  82        .image_set = ovly827e_image_set,
  83        .image_clr = ovly507e_image_clr,
  84        .scale_set = ovly507e_scale_set,
  85        .update = ovly507e_update,
  86};
  87
  88const u32
  89ovly827e_format[] = {
  90        DRM_FORMAT_YUYV,
  91        DRM_FORMAT_UYVY,
  92        DRM_FORMAT_XRGB8888,
  93        DRM_FORMAT_ARGB8888,
  94        DRM_FORMAT_XRGB1555,
  95        DRM_FORMAT_ARGB1555,
  96        DRM_FORMAT_XBGR2101010,
  97        DRM_FORMAT_ABGR2101010,
  98        0
  99};
 100
 101int
 102ovly827e_new(struct nouveau_drm *drm, int head, s32 oclass,
 103             struct nv50_wndw **pwndw)
 104{
 105        return ovly507e_new_(&ovly827e, ovly827e_format, drm, head, oclass,
 106                             0x00000004 << (head * 8), pwndw);
 107}
 108