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_plane_helper.h>
  27
  28 #include <nvif/cl507e.h>
  29 #include <nvif/event.h>
  30
  31 void
  32 ovly507e_update(struct nv50_wndw *wndw, u32 *interlock)
  33 {
  34         u32 *push;
  35         if ((push = evo_wait(&wndw->wndw, 2))) {
  36                 evo_mthd(push, 0x0080, 1);
  37                 evo_data(push, interlock[NV50_DISP_INTERLOCK_CORE]);
  38                 evo_kick(push, &wndw->wndw);
  39         }
  40 }
  41
  42 void
  43 ovly507e_scale_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
  44 {
  45         u32 *push;
  46         if ((push = evo_wait(&wndw->wndw, 4))) {
  47                 evo_mthd(push, 0x00e0, 3);
  48                 evo_data(push, asyw->scale.sy << 16 | asyw->scale.sx);
  49                 evo_data(push, asyw->scale.sh << 16 | asyw->scale.sw);
  50                 evo_data(push, asyw->scale.dw);
  51                 evo_kick(push, &wndw->wndw);
  52         }
  53 }
  54
  55 void
  56 ovly507e_image_clr(struct nv50_wndw *wndw)
  57 {
  58         u32 *push;
  59         if ((push = evo_wait(&wndw->wndw, 4))) {
  60                 evo_mthd(push, 0x0084, 1);
  61                 evo_data(push, 0x00000000);
  62                 evo_mthd(push, 0x00c0, 1);
  63                 evo_data(push, 0x00000000);
  64                 evo_kick(push, &wndw->wndw);
  65         }
  66 }
  67
  68 static void
  69 ovly507e_image_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
  70 {
  71         u32 *push;
  72         if ((push = evo_wait(&wndw->wndw, 12))) {
  73                 evo_mthd(push, 0x0084, 1);
  74                 evo_data(push, asyw->image.interval << 4);
  75                 evo_mthd(push, 0x00c0, 1);
  76                 evo_data(push, asyw->image.handle[0]);
  77                 evo_mthd(push, 0x0100, 1);
  78                 evo_data(push, 0x00000002);
  79                 evo_mthd(push, 0x0800, 1);
  80                 evo_data(push, asyw->image.offset[0] >> 8);
  81                 evo_mthd(push, 0x0808, 3);
  82                 evo_data(push, asyw->image.h << 16 | asyw->image.w);
  83                 evo_data(push, asyw->image.layout << 20 |
  84                                (asyw->image.pitch[0] >> 8) << 8 |
  85                                asyw->image.blocks[0] << 8 |
  86                                asyw->image.blockh);
  87                 evo_data(push, asyw->image.kind << 16 |
  88                                asyw->image.format << 8 |
  89                                asyw->image.colorspace);
  90                 evo_kick(push, &wndw->wndw);
  91         }
  92 }
  93
  94 void
  95 ovly507e_ntfy_clr(struct nv50_wndw *wndw)
  96 {
  97         u32 *push;
  98         if ((push = evo_wait(&wndw->wndw, 2))) {
  99                 evo_mthd(push, 0x00a4, 1);
 100                 evo_data(push, 0x00000000);
 101                 evo_kick(push, &wndw->wndw);
 102         }
 103 }
 104
 105 void
 106 ovly507e_ntfy_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
 107 {
 108         u32 *push;
 109         if ((push = evo_wait(&wndw->wndw, 3))) {
 110                 evo_mthd(push, 0x00a0, 2);
 111                 evo_data(push, asyw->ntfy.awaken << 30 | asyw->ntfy.offset);
 112                 evo_data(push, asyw->ntfy.handle);
 113                 evo_kick(push, &wndw->wndw);
 114         }
 115 }
 116
 117 void
 118 ovly507e_release(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
 119                  struct nv50_head_atom *asyh)
 120 {
 121         asyh->ovly.cpp = 0;
 122 }
 123
 124 int
 125 ovly507e_acquire(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
 126                  struct nv50_head_atom *asyh)
 127 {
 128         const struct drm_framebuffer *fb = asyw->state.fb;
 129         int ret;
 130
 131         ret = drm_atomic_helper_check_plane_state(&asyw->state, &asyh->state,
 132                                                   DRM_PLANE_HELPER_NO_SCALING,
 133                                                   DRM_PLANE_HELPER_NO_SCALING,
 134                                                   true, true);
 135         if (ret)
 136                 return ret;
 137
 138         asyh->ovly.cpp = fb->format->cpp[0];
 139         return 0;
 140 }
 141
 142 #include "nouveau_bo.h"
 143
 144 static const struct nv50_wndw_func
 145 ovly507e = {
 146         .acquire = ovly507e_acquire,
 147         .release = ovly507e_release,
 148         .ntfy_set = ovly507e_ntfy_set,
 149         .ntfy_clr = ovly507e_ntfy_clr,
 150         .ntfy_reset = base507c_ntfy_reset,
 151         .ntfy_wait_begun = base507c_ntfy_wait_begun,
 152         .image_set = ovly507e_image_set,
 153         .image_clr = ovly507e_image_clr,
 154         .scale_set = ovly507e_scale_set,
 155         .update = ovly507e_update,
 156 };
 157
 158 static const u32
 159 ovly507e_format[] = {
 160         DRM_FORMAT_YUYV,
 161         DRM_FORMAT_UYVY,
 162         DRM_FORMAT_XRGB8888,
 163         DRM_FORMAT_ARGB8888,
 164         DRM_FORMAT_XRGB1555,
 165         DRM_FORMAT_ARGB1555,
 166         0
 167 };
 168
 169 int
 170 ovly507e_new_(const struct nv50_wndw_func *func, const u32 *format,
 171               struct nouveau_drm *drm, int head, s32 oclass, u32 interlock_data,
 172               struct nv50_wndw **pwndw)
 173 {
 174         struct nv50_disp_overlay_channel_dma_v0 args = {
 175                 .head = head,
 176         };
 177         struct nv50_disp *disp = nv50_disp(drm->dev);
 178         struct nv50_wndw *wndw;
 179         int ret;
 180
 181         ret = nv50_wndw_new_(func, drm->dev, DRM_PLANE_TYPE_OVERLAY,
 182                              "ovly", head, format, BIT(head),
 183                              NV50_DISP_INTERLOCK_OVLY, interlock_data,
 184                              &wndw);
 185         if (*pwndw = wndw, ret)
 186                 return ret;
 187
 188         ret = nv50_dmac_create(&drm->client.device, &disp->disp->object,
 189                                &oclass, 0, &args, sizeof(args),
 190                                disp->sync->bo.offset, &wndw->wndw);
 191         if (ret) {
 192                 NV_ERROR(drm, "ovly%04x allocation failed: %d\n", oclass, ret);
 193                 return ret;
 194         }
 195
 196         ret = nvif_notify_init(&wndw->wndw.base.user, wndw->notify.func, false,
 197                                NV50_DISP_OVERLAY_CHANNEL_DMA_V0_NTFY_UEVENT,
 198                                &(struct nvif_notify_uevent_req) {},
 199                                sizeof(struct nvif_notify_uevent_req),
 200                                sizeof(struct nvif_notify_uevent_rep),
 201                                &wndw->notify);
 202         if (ret)
 203                 return ret;
 204
 205         wndw->ntfy = NV50_DISP_OVLY_NTFY(wndw->id);
 206         wndw->sema = NV50_DISP_OVLY_SEM0(wndw->id);
 207         wndw->data = 0x00000000;
 208         return 0;
 209 }
 210
 211 int
 212 ovly507e_new(struct nouveau_drm *drm, int head, s32 oclass,
 213              struct nv50_wndw **pwndw)
 214 {
 215         return ovly507e_new_(&ovly507e, ovly507e_format, drm, head, oclass,
 216                              0x00000004 << (head * 8), pwndw);
 217 }