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 "base.h" 23 24 #include <nvif/cl507c.h> 25 #include <nvif/event.h> 26 27 #include <drm/drm_atomic_helper.h> 28 #include <drm/drm_fourcc.h> 29 #include <drm/drm_plane_helper.h> 30 31 #include "nouveau_bo.h" 32 33 void 34 base507c_update(struct nv50_wndw *wndw, u32 *interlock) 35 { 36 u32 *push; 37 if ((push = evo_wait(&wndw->wndw, 2))) { 38 evo_mthd(push, 0x0080, 1); 39 evo_data(push, interlock[NV50_DISP_INTERLOCK_CORE]); 40 evo_kick(push, &wndw->wndw); 41 } 42 } 43 44 void 45 base507c_image_clr(struct nv50_wndw *wndw) 46 { 47 u32 *push; 48 if ((push = evo_wait(&wndw->wndw, 4))) { 49 evo_mthd(push, 0x0084, 1); 50 evo_data(push, 0x00000000); 51 evo_mthd(push, 0x00c0, 1); 52 evo_data(push, 0x00000000); 53 evo_kick(push, &wndw->wndw); 54 } 55 } 56 57 static void 58 base507c_image_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw) 59 { 60 u32 *push; 61 if ((push = evo_wait(&wndw->wndw, 13))) { 62 evo_mthd(push, 0x0084, 1); 63 evo_data(push, asyw->image.mode << 8 | 64 asyw->image.interval << 4); 65 evo_mthd(push, 0x00c0, 1); 66 evo_data(push, asyw->image.handle[0]); 67 if (asyw->image.format == 0xca) { 68 evo_mthd(push, 0x0110, 2); 69 evo_data(push, 1); 70 evo_data(push, 0x6400); 71 } else { 72 evo_mthd(push, 0x0110, 2); 73 evo_data(push, 0); 74 evo_data(push, 0); 75 } 76 evo_mthd(push, 0x0800, 5); 77 evo_data(push, asyw->image.offset[0] >> 8); 78 evo_data(push, 0x00000000); 79 evo_data(push, asyw->image.h << 16 | asyw->image.w); 80 evo_data(push, asyw->image.layout << 20 | 81 (asyw->image.pitch[0] >> 8) << 8 | 82 asyw->image.blocks[0] << 8 | 83 asyw->image.blockh); 84 evo_data(push, asyw->image.kind << 16 | 85 asyw->image.format << 8); 86 evo_kick(push, &wndw->wndw); 87 } 88 } 89 90 void 91 base507c_xlut_clr(struct nv50_wndw *wndw) 92 { 93 u32 *push; 94 if ((push = evo_wait(&wndw->wndw, 2))) { 95 evo_mthd(push, 0x00e0, 1); 96 evo_data(push, 0x00000000); 97 evo_kick(push, &wndw->wndw); 98 } 99 } 100 101 void 102 base507c_xlut_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw) 103 { 104 u32 *push; 105 if ((push = evo_wait(&wndw->wndw, 2))) { 106 evo_mthd(push, 0x00e0, 1); 107 evo_data(push, 0x40000000); 108 evo_kick(push, &wndw->wndw); 109 } 110 } 111 112 int 113 base507c_ntfy_wait_begun(struct nouveau_bo *bo, u32 offset, 114 struct nvif_device *device) 115 { 116 s64 time = nvif_msec(device, 2000ULL, 117 u32 data = nouveau_bo_rd32(bo, offset / 4); 118 if ((data & 0xc0000000) == 0x40000000) 119 break; 120 usleep_range(1, 2); 121 ); 122 return time < 0 ? time : 0; 123 } 124 125 void 126 base507c_ntfy_clr(struct nv50_wndw *wndw) 127 { 128 u32 *push; 129 if ((push = evo_wait(&wndw->wndw, 2))) { 130 evo_mthd(push, 0x00a4, 1); 131 evo_data(push, 0x00000000); 132 evo_kick(push, &wndw->wndw); 133 } 134 } 135 136 void 137 base507c_ntfy_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw) 138 { 139 u32 *push; 140 if ((push = evo_wait(&wndw->wndw, 3))) { 141 evo_mthd(push, 0x00a0, 2); 142 evo_data(push, asyw->ntfy.awaken << 30 | asyw->ntfy.offset); 143 evo_data(push, asyw->ntfy.handle); 144 evo_kick(push, &wndw->wndw); 145 } 146 } 147 148 void 149 base507c_ntfy_reset(struct nouveau_bo *bo, u32 offset) 150 { 151 nouveau_bo_wr32(bo, offset / 4, 0x00000000); 152 } 153 154 void 155 base507c_sema_clr(struct nv50_wndw *wndw) 156 { 157 u32 *push; 158 if ((push = evo_wait(&wndw->wndw, 2))) { 159 evo_mthd(push, 0x0094, 1); 160 evo_data(push, 0x00000000); 161 evo_kick(push, &wndw->wndw); 162 } 163 } 164 165 void 166 base507c_sema_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw) 167 { 168 u32 *push; 169 if ((push = evo_wait(&wndw->wndw, 5))) { 170 evo_mthd(push, 0x0088, 4); 171 evo_data(push, asyw->sema.offset); 172 evo_data(push, asyw->sema.acquire); 173 evo_data(push, asyw->sema.release); 174 evo_data(push, asyw->sema.handle); 175 evo_kick(push, &wndw->wndw); 176 } 177 } 178 179 void 180 base507c_release(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw, 181 struct nv50_head_atom *asyh) 182 { 183 asyh->base.cpp = 0; 184 } 185 186 int 187 base507c_acquire(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw, 188 struct nv50_head_atom *asyh) 189 { 190 const struct drm_framebuffer *fb = asyw->state.fb; 191 int ret; 192 193 ret = drm_atomic_helper_check_plane_state(&asyw->state, &asyh->state, 194 DRM_PLANE_HELPER_NO_SCALING, 195 DRM_PLANE_HELPER_NO_SCALING, 196 false, true); 197 if (ret) 198 return ret; 199 200 if (!wndw->func->ilut) { 201 if ((asyh->base.cpp != 1) ^ (fb->format->cpp[0] != 1)) 202 asyh->state.color_mgmt_changed = true; 203 } 204 205 asyh->base.depth = fb->format->depth; 206 asyh->base.cpp = fb->format->cpp[0]; 207 asyh->base.x = asyw->state.src.x1 >> 16; 208 asyh->base.y = asyw->state.src.y1 >> 16; 209 asyh->base.w = asyw->state.fb->width; 210 asyh->base.h = asyw->state.fb->height; 211 212 /* Some newer formats, esp FP16 ones, don't have a 213 * "depth". There's nothing that really makes sense there 214 * either, so just set it to the implicit bit count. 215 */ 216 if (!asyh->base.depth) 217 asyh->base.depth = asyh->base.cpp * 8; 218 219 return 0; 220 } 221 222 const u32 223 base507c_format[] = { 224 DRM_FORMAT_C8, 225 DRM_FORMAT_RGB565, 226 DRM_FORMAT_XRGB1555, 227 DRM_FORMAT_ARGB1555, 228 DRM_FORMAT_XRGB8888, 229 DRM_FORMAT_ARGB8888, 230 DRM_FORMAT_XBGR2101010, 231 DRM_FORMAT_ABGR2101010, 232 DRM_FORMAT_XBGR8888, 233 DRM_FORMAT_ABGR8888, 234 DRM_FORMAT_XBGR16161616F, 235 DRM_FORMAT_ABGR16161616F, 236 0 237 }; 238 239 static const struct nv50_wndw_func 240 base507c = { 241 .acquire = base507c_acquire, 242 .release = base507c_release, 243 .sema_set = base507c_sema_set, 244 .sema_clr = base507c_sema_clr, 245 .ntfy_reset = base507c_ntfy_reset, 246 .ntfy_set = base507c_ntfy_set, 247 .ntfy_clr = base507c_ntfy_clr, 248 .ntfy_wait_begun = base507c_ntfy_wait_begun, 249 .olut_core = 1, 250 .xlut_set = base507c_xlut_set, 251 .xlut_clr = base507c_xlut_clr, 252 .image_set = base507c_image_set, 253 .image_clr = base507c_image_clr, 254 .update = base507c_update, 255 }; 256 257 int 258 base507c_new_(const struct nv50_wndw_func *func, const u32 *format, 259 struct nouveau_drm *drm, int head, s32 oclass, u32 interlock_data, 260 struct nv50_wndw **pwndw) 261 { 262 struct nv50_disp_base_channel_dma_v0 args = { 263 .head = head, 264 }; 265 struct nv50_disp *disp = nv50_disp(drm->dev); 266 struct nv50_wndw *wndw; 267 int ret; 268 269 ret = nv50_wndw_new_(func, drm->dev, DRM_PLANE_TYPE_PRIMARY, 270 "base", head, format, BIT(head), 271 NV50_DISP_INTERLOCK_BASE, interlock_data, &wndw); 272 if (*pwndw = wndw, ret) 273 return ret; 274 275 ret = nv50_dmac_create(&drm->client.device, &disp->disp->object, 276 &oclass, head, &args, sizeof(args), 277 disp->sync->bo.offset, &wndw->wndw); 278 if (ret) { 279 NV_ERROR(drm, "base%04x allocation failed: %d\n", oclass, ret); 280 return ret; 281 } 282 283 ret = nvif_notify_init(&wndw->wndw.base.user, wndw->notify.func, 284 false, NV50_DISP_BASE_CHANNEL_DMA_V0_NTFY_UEVENT, 285 &(struct nvif_notify_uevent_req) {}, 286 sizeof(struct nvif_notify_uevent_req), 287 sizeof(struct nvif_notify_uevent_rep), 288 &wndw->notify); 289 if (ret) 290 return ret; 291 292 wndw->ntfy = NV50_DISP_BASE_NTFY(wndw->id); 293 wndw->sema = NV50_DISP_BASE_SEM0(wndw->id); 294 wndw->data = 0x00000000; 295 return 0; 296 } 297 298 int 299 base507c_new(struct nouveau_drm *drm, int head, s32 oclass, 300 struct nv50_wndw **pwndw) 301 { 302 return base507c_new_(&base507c, base507c_format, drm, head, oclass, 303 0x00000002 << (head * 8), pwndw); 304 } 305