1 /* 2 * Copyright 2012 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 * Authors: Ben Skeggs 23 */ 24 #include "nv40.h" 25 #include "regs.h" 26 27 #include <core/client.h> 28 #include <core/gpuobj.h> 29 #include <subdev/fb.h> 30 #include <subdev/timer.h> 31 #include <engine/fifo.h> 32 33 u64 34 nv40_gr_units(struct nvkm_gr *gr) 35 { 36 return nvkm_rd32(gr->engine.subdev.device, 0x1540); 37 } 38 39 /******************************************************************************* 40 * Graphics object classes 41 ******************************************************************************/ 42 43 static int 44 nv40_gr_object_bind(struct nvkm_object *object, struct nvkm_gpuobj *parent, 45 int align, struct nvkm_gpuobj **pgpuobj) 46 { 47 int ret = nvkm_gpuobj_new(object->engine->subdev.device, 20, align, 48 false, parent, pgpuobj); 49 if (ret == 0) { 50 nvkm_kmap(*pgpuobj); 51 nvkm_wo32(*pgpuobj, 0x00, object->oclass); 52 nvkm_wo32(*pgpuobj, 0x04, 0x00000000); 53 nvkm_wo32(*pgpuobj, 0x08, 0x00000000); 54 #ifdef __BIG_ENDIAN 55 nvkm_mo32(*pgpuobj, 0x08, 0x01000000, 0x01000000); 56 #endif 57 nvkm_wo32(*pgpuobj, 0x0c, 0x00000000); 58 nvkm_wo32(*pgpuobj, 0x10, 0x00000000); 59 nvkm_done(*pgpuobj); 60 } 61 return ret; 62 } 63 64 const struct nvkm_object_func 65 nv40_gr_object = { 66 .bind = nv40_gr_object_bind, 67 }; 68 69 /******************************************************************************* 70 * PGRAPH context 71 ******************************************************************************/ 72 73 static int 74 nv40_gr_chan_bind(struct nvkm_object *object, struct nvkm_gpuobj *parent, 75 int align, struct nvkm_gpuobj **pgpuobj) 76 { 77 struct nv40_gr_chan *chan = nv40_gr_chan(object); 78 struct nv40_gr *gr = chan->gr; 79 int ret = nvkm_gpuobj_new(gr->base.engine.subdev.device, gr->size, 80 align, true, parent, pgpuobj); 81 if (ret == 0) { 82 chan->inst = (*pgpuobj)->addr; 83 nvkm_kmap(*pgpuobj); 84 nv40_grctx_fill(gr->base.engine.subdev.device, *pgpuobj); 85 nvkm_wo32(*pgpuobj, 0x00000, chan->inst >> 4); 86 nvkm_done(*pgpuobj); 87 } 88 return ret; 89 } 90 91 static int 92 nv40_gr_chan_fini(struct nvkm_object *object, bool suspend) 93 { 94 struct nv40_gr_chan *chan = nv40_gr_chan(object); 95 struct nv40_gr *gr = chan->gr; 96 struct nvkm_subdev *subdev = &gr->base.engine.subdev; 97 struct nvkm_device *device = subdev->device; 98 u32 inst = 0x01000000 | chan->inst >> 4; 99 int ret = 0; 100 101 nvkm_mask(device, 0x400720, 0x00000001, 0x00000000); 102 103 if (nvkm_rd32(device, 0x40032c) == inst) { 104 if (suspend) { 105 nvkm_wr32(device, 0x400720, 0x00000000); 106 nvkm_wr32(device, 0x400784, inst); 107 nvkm_mask(device, 0x400310, 0x00000020, 0x00000020); 108 nvkm_mask(device, 0x400304, 0x00000001, 0x00000001); 109 if (nvkm_msec(device, 2000, 110 if (!(nvkm_rd32(device, 0x400300) & 0x00000001)) 111 break; 112 ) < 0) { 113 u32 insn = nvkm_rd32(device, 0x400308); 114 nvkm_warn(subdev, "ctxprog timeout %08x\n", insn); 115 ret = -EBUSY; 116 } 117 } 118 119 nvkm_mask(device, 0x40032c, 0x01000000, 0x00000000); 120 } 121 122 if (nvkm_rd32(device, 0x400330) == inst) 123 nvkm_mask(device, 0x400330, 0x01000000, 0x00000000); 124 125 nvkm_mask(device, 0x400720, 0x00000001, 0x00000001); 126 return ret; 127 } 128 129 static void * 130 nv40_gr_chan_dtor(struct nvkm_object *object) 131 { 132 struct nv40_gr_chan *chan = nv40_gr_chan(object); 133 unsigned long flags; 134 spin_lock_irqsave(&chan->gr->base.engine.lock, flags); 135 list_del(&chan->head); 136 spin_unlock_irqrestore(&chan->gr->base.engine.lock, flags); 137 return chan; 138 } 139 140 static const struct nvkm_object_func 141 nv40_gr_chan = { 142 .dtor = nv40_gr_chan_dtor, 143 .fini = nv40_gr_chan_fini, 144 .bind = nv40_gr_chan_bind, 145 }; 146 147 int 148 nv40_gr_chan_new(struct nvkm_gr *base, struct nvkm_chan *fifoch, 149 const struct nvkm_oclass *oclass, struct nvkm_object **pobject) 150 { 151 struct nv40_gr *gr = nv40_gr(base); 152 struct nv40_gr_chan *chan; 153 unsigned long flags; 154 155 if (!(chan = kzalloc(sizeof(*chan), GFP_KERNEL))) 156 return -ENOMEM; 157 nvkm_object_ctor(&nv40_gr_chan, oclass, &chan->object); 158 chan->gr = gr; 159 chan->fifo = fifoch; 160 *pobject = &chan->object; 161 162 spin_lock_irqsave(&chan->gr->base.engine.lock, flags); 163 list_add(&chan->head, &gr->chan); 164 spin_unlock_irqrestore(&chan->gr->base.engine.lock, flags); 165 return 0; 166 } 167 168 /******************************************************************************* 169 * PGRAPH engine/subdev functions 170 ******************************************************************************/ 171 172 static void 173 nv40_gr_tile(struct nvkm_gr *base, int i, struct nvkm_fb_tile *tile) 174 { 175 struct nv40_gr *gr = nv40_gr(base); 176 struct nvkm_device *device = gr->base.engine.subdev.device; 177 struct nvkm_fifo *fifo = device->fifo; 178 unsigned long flags; 179 180 nvkm_fifo_pause(fifo, &flags); 181 nv04_gr_idle(&gr->base); 182 183 switch (device->chipset) { 184 case 0x40: 185 case 0x41: 186 case 0x42: 187 case 0x43: 188 case 0x45: 189 nvkm_wr32(device, NV20_PGRAPH_TSIZE(i), tile->pitch); 190 nvkm_wr32(device, NV20_PGRAPH_TLIMIT(i), tile->limit); 191 nvkm_wr32(device, NV20_PGRAPH_TILE(i), tile->addr); 192 nvkm_wr32(device, NV40_PGRAPH_TSIZE1(i), tile->pitch); 193 nvkm_wr32(device, NV40_PGRAPH_TLIMIT1(i), tile->limit); 194 nvkm_wr32(device, NV40_PGRAPH_TILE1(i), tile->addr); 195 switch (device->chipset) { 196 case 0x40: 197 case 0x45: 198 nvkm_wr32(device, NV20_PGRAPH_ZCOMP(i), tile->zcomp); 199 nvkm_wr32(device, NV40_PGRAPH_ZCOMP1(i), tile->zcomp); 200 break; 201 case 0x41: 202 case 0x42: 203 case 0x43: 204 nvkm_wr32(device, NV41_PGRAPH_ZCOMP0(i), tile->zcomp); 205 nvkm_wr32(device, NV41_PGRAPH_ZCOMP1(i), tile->zcomp); 206 break; 207 default: 208 break; 209 } 210 break; 211 case 0x47: 212 case 0x49: 213 case 0x4b: 214 nvkm_wr32(device, NV47_PGRAPH_TSIZE(i), tile->pitch); 215 nvkm_wr32(device, NV47_PGRAPH_TLIMIT(i), tile->limit); 216 nvkm_wr32(device, NV47_PGRAPH_TILE(i), tile->addr); 217 nvkm_wr32(device, NV40_PGRAPH_TSIZE1(i), tile->pitch); 218 nvkm_wr32(device, NV40_PGRAPH_TLIMIT1(i), tile->limit); 219 nvkm_wr32(device, NV40_PGRAPH_TILE1(i), tile->addr); 220 nvkm_wr32(device, NV47_PGRAPH_ZCOMP0(i), tile->zcomp); 221 nvkm_wr32(device, NV47_PGRAPH_ZCOMP1(i), tile->zcomp); 222 break; 223 default: 224 WARN_ON(1); 225 break; 226 } 227 228 nvkm_fifo_start(fifo, &flags); 229 } 230 231 void 232 nv40_gr_intr(struct nvkm_gr *base) 233 { 234 struct nv40_gr *gr = nv40_gr(base); 235 struct nv40_gr_chan *temp, *chan = NULL; 236 struct nvkm_subdev *subdev = &gr->base.engine.subdev; 237 struct nvkm_device *device = subdev->device; 238 u32 stat = nvkm_rd32(device, NV03_PGRAPH_INTR); 239 u32 nsource = nvkm_rd32(device, NV03_PGRAPH_NSOURCE); 240 u32 nstatus = nvkm_rd32(device, NV03_PGRAPH_NSTATUS); 241 u32 inst = nvkm_rd32(device, 0x40032c) & 0x000fffff; 242 u32 addr = nvkm_rd32(device, NV04_PGRAPH_TRAPPED_ADDR); 243 u32 subc = (addr & 0x00070000) >> 16; 244 u32 mthd = (addr & 0x00001ffc); 245 u32 data = nvkm_rd32(device, NV04_PGRAPH_TRAPPED_DATA); 246 u32 class = nvkm_rd32(device, 0x400160 + subc * 4) & 0xffff; 247 u32 show = stat; 248 char msg[128], src[128], sta[128]; 249 unsigned long flags; 250 251 spin_lock_irqsave(&gr->base.engine.lock, flags); 252 list_for_each_entry(temp, &gr->chan, head) { 253 if (temp->inst >> 4 == inst) { 254 chan = temp; 255 list_del(&chan->head); 256 list_add(&chan->head, &gr->chan); 257 break; 258 } 259 } 260 261 if (stat & NV_PGRAPH_INTR_ERROR) { 262 if (nsource & NV03_PGRAPH_NSOURCE_DMA_VTX_PROTECTION) { 263 nvkm_mask(device, 0x402000, 0, 0); 264 } 265 } 266 267 nvkm_wr32(device, NV03_PGRAPH_INTR, stat); 268 nvkm_wr32(device, NV04_PGRAPH_FIFO, 0x00000001); 269 270 if (show) { 271 nvkm_snprintbf(msg, sizeof(msg), nv10_gr_intr_name, show); 272 nvkm_snprintbf(src, sizeof(src), nv04_gr_nsource, nsource); 273 nvkm_snprintbf(sta, sizeof(sta), nv10_gr_nstatus, nstatus); 274 nvkm_error(subdev, "intr %08x [%s] nsource %08x [%s] " 275 "nstatus %08x [%s] ch %d [%08x %s] subc %d " 276 "class %04x mthd %04x data %08x\n", 277 show, msg, nsource, src, nstatus, sta, 278 chan ? chan->fifo->id : -1, inst << 4, 279 chan ? chan->fifo->name : "unknown", 280 subc, class, mthd, data); 281 } 282 283 spin_unlock_irqrestore(&gr->base.engine.lock, flags); 284 } 285 286 int 287 nv40_gr_init(struct nvkm_gr *base) 288 { 289 struct nv40_gr *gr = nv40_gr(base); 290 struct nvkm_device *device = gr->base.engine.subdev.device; 291 int ret, i, j; 292 u32 vramsz; 293 294 /* generate and upload context program */ 295 ret = nv40_grctx_init(device, &gr->size); 296 if (ret) 297 return ret; 298 299 /* No context present currently */ 300 nvkm_wr32(device, NV40_PGRAPH_CTXCTL_CUR, 0x00000000); 301 302 nvkm_wr32(device, NV03_PGRAPH_INTR , 0xFFFFFFFF); 303 nvkm_wr32(device, NV40_PGRAPH_INTR_EN, 0xFFFFFFFF); 304 305 nvkm_wr32(device, NV04_PGRAPH_DEBUG_0, 0xFFFFFFFF); 306 nvkm_wr32(device, NV04_PGRAPH_DEBUG_0, 0x00000000); 307 nvkm_wr32(device, NV04_PGRAPH_DEBUG_1, 0x401287c0); 308 nvkm_wr32(device, NV04_PGRAPH_DEBUG_3, 0xe0de8055); 309 nvkm_wr32(device, NV10_PGRAPH_DEBUG_4, 0x00008000); 310 nvkm_wr32(device, NV04_PGRAPH_LIMIT_VIOL_PIX, 0x00be3c5f); 311 312 nvkm_wr32(device, NV10_PGRAPH_CTX_CONTROL, 0x10010100); 313 nvkm_wr32(device, NV10_PGRAPH_STATE , 0xFFFFFFFF); 314 315 j = nvkm_rd32(device, 0x1540) & 0xff; 316 if (j) { 317 for (i = 0; !(j & 1); j >>= 1, i++) 318 ; 319 nvkm_wr32(device, 0x405000, i); 320 } 321 322 if (device->chipset == 0x40) { 323 nvkm_wr32(device, 0x4009b0, 0x83280fff); 324 nvkm_wr32(device, 0x4009b4, 0x000000a0); 325 } else { 326 nvkm_wr32(device, 0x400820, 0x83280eff); 327 nvkm_wr32(device, 0x400824, 0x000000a0); 328 } 329 330 switch (device->chipset) { 331 case 0x40: 332 case 0x45: 333 nvkm_wr32(device, 0x4009b8, 0x0078e366); 334 nvkm_wr32(device, 0x4009bc, 0x0000014c); 335 break; 336 case 0x41: 337 case 0x42: /* pciid also 0x00Cx */ 338 /* case 0x0120: XXX (pciid) */ 339 nvkm_wr32(device, 0x400828, 0x007596ff); 340 nvkm_wr32(device, 0x40082c, 0x00000108); 341 break; 342 case 0x43: 343 nvkm_wr32(device, 0x400828, 0x0072cb77); 344 nvkm_wr32(device, 0x40082c, 0x00000108); 345 break; 346 case 0x44: 347 case 0x46: /* G72 */ 348 case 0x4a: 349 case 0x4c: /* G7x-based C51 */ 350 case 0x4e: 351 nvkm_wr32(device, 0x400860, 0); 352 nvkm_wr32(device, 0x400864, 0); 353 break; 354 case 0x47: /* G70 */ 355 case 0x49: /* G71 */ 356 case 0x4b: /* G73 */ 357 nvkm_wr32(device, 0x400828, 0x07830610); 358 nvkm_wr32(device, 0x40082c, 0x0000016A); 359 break; 360 default: 361 break; 362 } 363 364 nvkm_wr32(device, 0x400b38, 0x2ffff800); 365 nvkm_wr32(device, 0x400b3c, 0x00006000); 366 367 /* Tiling related stuff. */ 368 switch (device->chipset) { 369 case 0x44: 370 case 0x4a: 371 nvkm_wr32(device, 0x400bc4, 0x1003d888); 372 nvkm_wr32(device, 0x400bbc, 0xb7a7b500); 373 break; 374 case 0x46: 375 nvkm_wr32(device, 0x400bc4, 0x0000e024); 376 nvkm_wr32(device, 0x400bbc, 0xb7a7b520); 377 break; 378 case 0x4c: 379 case 0x4e: 380 case 0x67: 381 nvkm_wr32(device, 0x400bc4, 0x1003d888); 382 nvkm_wr32(device, 0x400bbc, 0xb7a7b540); 383 break; 384 default: 385 break; 386 } 387 388 /* begin RAM config */ 389 vramsz = device->func->resource_size(device, 1) - 1; 390 switch (device->chipset) { 391 case 0x40: 392 nvkm_wr32(device, 0x4009A4, nvkm_rd32(device, 0x100200)); 393 nvkm_wr32(device, 0x4009A8, nvkm_rd32(device, 0x100204)); 394 nvkm_wr32(device, 0x4069A4, nvkm_rd32(device, 0x100200)); 395 nvkm_wr32(device, 0x4069A8, nvkm_rd32(device, 0x100204)); 396 nvkm_wr32(device, 0x400820, 0); 397 nvkm_wr32(device, 0x400824, 0); 398 nvkm_wr32(device, 0x400864, vramsz); 399 nvkm_wr32(device, 0x400868, vramsz); 400 break; 401 default: 402 switch (device->chipset) { 403 case 0x41: 404 case 0x42: 405 case 0x43: 406 case 0x45: 407 case 0x4e: 408 case 0x44: 409 case 0x4a: 410 nvkm_wr32(device, 0x4009F0, nvkm_rd32(device, 0x100200)); 411 nvkm_wr32(device, 0x4009F4, nvkm_rd32(device, 0x100204)); 412 break; 413 default: 414 nvkm_wr32(device, 0x400DF0, nvkm_rd32(device, 0x100200)); 415 nvkm_wr32(device, 0x400DF4, nvkm_rd32(device, 0x100204)); 416 break; 417 } 418 nvkm_wr32(device, 0x4069F0, nvkm_rd32(device, 0x100200)); 419 nvkm_wr32(device, 0x4069F4, nvkm_rd32(device, 0x100204)); 420 nvkm_wr32(device, 0x400840, 0); 421 nvkm_wr32(device, 0x400844, 0); 422 nvkm_wr32(device, 0x4008A0, vramsz); 423 nvkm_wr32(device, 0x4008A4, vramsz); 424 break; 425 } 426 427 return 0; 428 } 429 430 int 431 nv40_gr_new_(const struct nvkm_gr_func *func, struct nvkm_device *device, 432 enum nvkm_subdev_type type, int inst, struct nvkm_gr **pgr) 433 { 434 struct nv40_gr *gr; 435 436 if (!(gr = kzalloc(sizeof(*gr), GFP_KERNEL))) 437 return -ENOMEM; 438 *pgr = &gr->base; 439 INIT_LIST_HEAD(&gr->chan); 440 441 return nvkm_gr_ctor(func, device, type, inst, true, &gr->base); 442 } 443 444 static const struct nvkm_gr_func 445 nv40_gr = { 446 .init = nv40_gr_init, 447 .intr = nv40_gr_intr, 448 .tile = nv40_gr_tile, 449 .units = nv40_gr_units, 450 .chan_new = nv40_gr_chan_new, 451 .sclass = { 452 { -1, -1, 0x0012, &nv40_gr_object }, /* beta1 */ 453 { -1, -1, 0x0019, &nv40_gr_object }, /* clip */ 454 { -1, -1, 0x0030, &nv40_gr_object }, /* null */ 455 { -1, -1, 0x0039, &nv40_gr_object }, /* m2mf */ 456 { -1, -1, 0x0043, &nv40_gr_object }, /* rop */ 457 { -1, -1, 0x0044, &nv40_gr_object }, /* patt */ 458 { -1, -1, 0x004a, &nv40_gr_object }, /* gdi */ 459 { -1, -1, 0x0062, &nv40_gr_object }, /* surf2d */ 460 { -1, -1, 0x0072, &nv40_gr_object }, /* beta4 */ 461 { -1, -1, 0x0089, &nv40_gr_object }, /* sifm */ 462 { -1, -1, 0x008a, &nv40_gr_object }, /* ifc */ 463 { -1, -1, 0x009f, &nv40_gr_object }, /* imageblit */ 464 { -1, -1, 0x3062, &nv40_gr_object }, /* surf2d (nv40) */ 465 { -1, -1, 0x3089, &nv40_gr_object }, /* sifm (nv40) */ 466 { -1, -1, 0x309e, &nv40_gr_object }, /* swzsurf (nv40) */ 467 { -1, -1, 0x4097, &nv40_gr_object }, /* curie */ 468 {} 469 } 470 }; 471 472 int 473 nv40_gr_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst, struct nvkm_gr **pgr) 474 { 475 return nv40_gr_new_(&nv40_gr, device, type, inst, pgr); 476 } 477