drivers/gpu/drm/nouveau/dispnv50/ovly507e.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 <drm/drm_atomic_helper.h>
  26 #include <drm/drm_fourcc.h>
  27 #include <drm/drm_plane_helper.h>
  28
  29 #include <nvif/cl507e.h>
  30 #include <nvif/event.h>
  31
  32 void
  33 ovly507e_update(struct nv50_wndw *wndw, u32 *interlock)
  34 {
  35         u32 *push;
  36         if ((push = evo_wait(&wndw->wndw, 2))) {
  37                 evo_mthd(push, 0x0080, 1);
  38                 evo_data(push, interlock[NV50_DISP_INTERLOCK_CORE]);
  39                 evo_kick(push, &wndw->wndw);
  40         }
  41 }
  42
  43 void
  44 ovly507e_scale_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
  45 {
  46         u32 *push;
  47         if ((push = evo_wait(&wndw->wndw, 4))) {
  48                 evo_mthd(push, 0x00e0, 3);
  49                 evo_data(push, asyw->scale.sy << 16 | asyw->scale.sx);
  50                 evo_data(push, asyw->scale.sh << 16 | asyw->scale.sw);
  51                 evo_data(push, asyw->scale.dw);
  52                 evo_kick(push, &wndw->wndw);
  53         }
  54 }
  55
  56 void
  57 ovly507e_image_clr(struct nv50_wndw *wndw)
  58 {
  59         u32 *push;
  60         if ((push = evo_wait(&wndw->wndw, 4))) {
  61                 evo_mthd(push, 0x0084, 1);
  62                 evo_data(push, 0x00000000);
  63                 evo_mthd(push, 0x00c0, 1);
  64                 evo_data(push, 0x00000000);
  65                 evo_kick(push, &wndw->wndw);
  66         }
  67 }
  68
  69 static void
  70 ovly507e_image_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
  71 {
  72         u32 *push;
  73         if ((push = evo_wait(&wndw->wndw, 12))) {
  74                 evo_mthd(push, 0x0084, 1);
  75                 evo_data(push, asyw->image.interval << 4);
  76                 evo_mthd(push, 0x00c0, 1);
  77                 evo_data(push, asyw->image.handle[0]);
  78                 evo_mthd(push, 0x0100, 1);
  79                 evo_data(push, 0x00000002);
  80                 evo_mthd(push, 0x0800, 1);
  81                 evo_data(push, asyw->image.offset[0] >> 8);
  82                 evo_mthd(push, 0x0808, 3);
  83                 evo_data(push, asyw->image.h << 16 | asyw->image.w);
  84                 evo_data(push, asyw->image.layout << 20 |
  85                                (asyw->image.pitch[0] >> 8) << 8 |
  86                                asyw->image.blocks[0] << 8 |
  87                                asyw->image.blockh);
  88                 evo_data(push, asyw->image.kind << 16 |
  89                                asyw->image.format << 8 |
  90                                asyw->image.colorspace);
  91                 evo_kick(push, &wndw->wndw);
  92         }
  93 }
  94
  95 void
  96 ovly507e_ntfy_clr(struct nv50_wndw *wndw)
  97 {
  98         u32 *push;
  99         if ((push = evo_wait(&wndw->wndw, 2))) {
 100                 evo_mthd(push, 0x00a4, 1);
 101                 evo_data(push, 0x00000000);
 102                 evo_kick(push, &wndw->wndw);
 103         }
 104 }
 105
 106 void
 107 ovly507e_ntfy_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
 108 {
 109         u32 *push;
 110         if ((push = evo_wait(&wndw->wndw, 3))) {
 111                 evo_mthd(push, 0x00a0, 2);
 112                 evo_data(push, asyw->ntfy.awaken << 30 | asyw->ntfy.offset);
 113                 evo_data(push, asyw->ntfy.handle);
 114                 evo_kick(push, &wndw->wndw);
 115         }
 116 }
 117
 118 void
 119 ovly507e_release(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
 120                  struct nv50_head_atom *asyh)
 121 {
 122         asyh->ovly.cpp = 0;
 123 }
 124
 125 int
 126 ovly507e_acquire(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
 127                  struct nv50_head_atom *asyh)
 128 {
 129         const struct drm_framebuffer *fb = asyw->state.fb;
 130         int ret;
 131
 132         ret = drm_atomic_helper_check_plane_state(&asyw->state, &asyh->state,
 133                                                   DRM_PLANE_HELPER_NO_SCALING,
 134                                                   DRM_PLANE_HELPER_NO_SCALING,
 135                                                   true, true);
 136         if (ret)
 137                 return ret;
 138
 139         asyh->ovly.cpp = fb->format->cpp[0];
 140         return 0;
 141 }
 142
 143 #include "nouveau_bo.h"
 144
 145 static const struct nv50_wndw_func
 146 ovly507e = {
 147         .acquire = ovly507e_acquire,
 148         .release = ovly507e_release,
 149         .ntfy_set = ovly507e_ntfy_set,
 150         .ntfy_clr = ovly507e_ntfy_clr,
 151         .ntfy_reset = base507c_ntfy_reset,
 152         .ntfy_wait_begun = base507c_ntfy_wait_begun,
 153         .image_set = ovly507e_image_set,
 154         .image_clr = ovly507e_image_clr,
 155         .scale_set = ovly507e_scale_set,
 156         .update = ovly507e_update,
 157 };
 158
 159 static const u32
 160 ovly507e_format[] = {
 161         DRM_FORMAT_YUYV,
 162         DRM_FORMAT_UYVY,
 163         DRM_FORMAT_XRGB8888,
 164         DRM_FORMAT_XRGB1555,
 165         0
 166 };
 167
 168 int
 169 ovly507e_new_(const struct nv50_wndw_func *func, const u32 *format,
 170               struct nouveau_drm *drm, int head, s32 oclass, u32 interlock_data,
 171               struct nv50_wndw **pwndw)
 172 {
 173         struct nv50_disp_overlay_channel_dma_v0 args = {
 174                 .head = head,
 175         };
 176         struct nv50_disp *disp = nv50_disp(drm->dev);
 177         struct nv50_wndw *wndw;
 178         int ret;
 179
 180         ret = nv50_wndw_new_(func, drm->dev, DRM_PLANE_TYPE_OVERLAY,
 181                              "ovly", head, format, BIT(head),
 182                              NV50_DISP_INTERLOCK_OVLY, interlock_data,
 183                              &wndw);
 184         if (*pwndw = wndw, ret)
 185                 return ret;
 186
 187         ret = nv50_dmac_create(&drm->client.device, &disp->disp->object,
 188                                &oclass, 0, &args, sizeof(args),
 189                                disp->sync->bo.offset, &wndw->wndw);
 190         if (ret) {
 191                 NV_ERROR(drm, "ovly%04x allocation failed: %d\n", oclass, ret);
 192                 return ret;
 193         }
 194
 195         ret = nvif_notify_init(&wndw->wndw.base.user, wndw->notify.func, false,
 196                                NV50_DISP_OVERLAY_CHANNEL_DMA_V0_NTFY_UEVENT,
 197                                &(struct nvif_notify_uevent_req) {},
 198                                sizeof(struct nvif_notify_uevent_req),
 199                                sizeof(struct nvif_notify_uevent_rep),
 200                                &wndw->notify);
 201         if (ret)
 202                 return ret;
 203
 204         wndw->ntfy = NV50_DISP_OVLY_NTFY(wndw->id);
 205         wndw->sema = NV50_DISP_OVLY_SEM0(wndw->id);
 206         wndw->data = 0x00000000;
 207         return 0;
 208 }
 209
 210 int
 211 ovly507e_new(struct nouveau_drm *drm, int head, s32 oclass,
 212              struct nv50_wndw **pwndw)
 213 {
 214         return ovly507e_new_(&ovly507e, ovly507e_format, drm, head, oclass,
 215                              0x00000004 << (head * 8), pwndw);
 216 }