2 * Copyright 2012 Red Hat Inc.
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:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
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.
25 #include "changk104.h"
27 #include <core/client.h>
28 #include <core/gpuobj.h>
29 #include <subdev/bar.h>
30 #include <subdev/top.h>
31 #include <engine/sw.h>
33 #include <nvif/class.h>
36 gk104_fifo_class_get(struct nvkm_fifo *base, int index,
37 const struct nvkm_fifo_chan_oclass **psclass)
39 struct gk104_fifo *fifo = gk104_fifo(base);
42 while ((*psclass = fifo->func->chan[c])) {
51 gk104_fifo_uevent_fini(struct nvkm_fifo *fifo)
53 struct nvkm_device *device = fifo->engine.subdev.device;
54 nvkm_mask(device, 0x002140, 0x80000000, 0x00000000);
58 gk104_fifo_uevent_init(struct nvkm_fifo *fifo)
60 struct nvkm_device *device = fifo->engine.subdev.device;
61 nvkm_mask(device, 0x002140, 0x80000000, 0x80000000);
65 gk104_fifo_runlist_commit(struct gk104_fifo *fifo, int runl)
67 struct gk104_fifo_chan *chan;
68 struct nvkm_subdev *subdev = &fifo->base.engine.subdev;
69 struct nvkm_device *device = subdev->device;
70 struct nvkm_memory *mem;
74 mutex_lock(&subdev->mutex);
75 mem = fifo->runlist[runl].mem[fifo->runlist[runl].next];
76 fifo->runlist[runl].next = !fifo->runlist[runl].next;
79 list_for_each_entry(chan, &fifo->runlist[runl].chan, head) {
80 nvkm_wo32(mem, (nr * 8) + 0, chan->base.chid);
81 nvkm_wo32(mem, (nr * 8) + 4, 0x00000000);
86 if (nvkm_memory_target(mem) == NVKM_MEM_TARGET_VRAM)
91 nvkm_wr32(device, 0x002270, (nvkm_memory_addr(mem) >> 12) |
93 nvkm_wr32(device, 0x002274, (runl << 20) | nr);
95 if (wait_event_timeout(fifo->runlist[runl].wait,
96 !(nvkm_rd32(device, 0x002284 + (runl * 0x08))
98 msecs_to_jiffies(2000)) == 0)
99 nvkm_error(subdev, "runlist %d update timeout\n", runl);
100 mutex_unlock(&subdev->mutex);
104 gk104_fifo_runlist_remove(struct gk104_fifo *fifo, struct gk104_fifo_chan *chan)
106 mutex_lock(&fifo->base.engine.subdev.mutex);
107 list_del_init(&chan->head);
108 mutex_unlock(&fifo->base.engine.subdev.mutex);
112 gk104_fifo_runlist_insert(struct gk104_fifo *fifo, struct gk104_fifo_chan *chan)
114 mutex_lock(&fifo->base.engine.subdev.mutex);
115 list_add_tail(&chan->head, &fifo->runlist[chan->runl].chan);
116 mutex_unlock(&fifo->base.engine.subdev.mutex);
120 gk104_fifo_recover_work(struct work_struct *w)
122 struct gk104_fifo *fifo = container_of(w, typeof(*fifo), recover.work);
123 struct nvkm_device *device = fifo->base.engine.subdev.device;
124 struct nvkm_engine *engine;
126 u32 engm, runm, todo;
129 spin_lock_irqsave(&fifo->base.lock, flags);
130 runm = fifo->recover.runm;
131 engm = fifo->recover.engm;
132 fifo->recover.engm = 0;
133 fifo->recover.runm = 0;
134 spin_unlock_irqrestore(&fifo->base.lock, flags);
136 nvkm_mask(device, 0x002630, runm, runm);
138 for (todo = engm; engn = __ffs(todo), todo; todo &= ~BIT(engn)) {
139 if ((engine = fifo->engine[engn].engine)) {
140 nvkm_subdev_fini(&engine->subdev, false);
141 WARN_ON(nvkm_subdev_init(&engine->subdev));
145 for (todo = runm; runl = __ffs(todo), todo; todo &= ~BIT(runl))
146 gk104_fifo_runlist_commit(fifo, runl);
148 nvkm_wr32(device, 0x00262c, runm);
149 nvkm_mask(device, 0x002630, runm, 0x00000000);
153 gk104_fifo_recover(struct gk104_fifo *fifo, struct nvkm_engine *engine,
154 struct gk104_fifo_chan *chan)
156 struct nvkm_subdev *subdev = &fifo->base.engine.subdev;
157 struct nvkm_device *device = subdev->device;
158 u32 chid = chan->base.chid;
161 nvkm_error(subdev, "%s engine fault on channel %d, recovering...\n",
162 nvkm_subdev_name[engine->subdev.index], chid);
163 assert_spin_locked(&fifo->base.lock);
165 nvkm_mask(device, 0x800004 + (chid * 0x08), 0x00000800, 0x00000800);
166 list_del_init(&chan->head);
169 for (engn = 0; engn < fifo->engine_nr; engn++) {
170 if (fifo->engine[engn].engine == engine) {
171 fifo->recover.engm |= BIT(engn);
176 fifo->recover.runm |= BIT(chan->runl);
177 schedule_work(&fifo->recover.work);
180 static const struct nvkm_enum
181 gk104_fifo_bind_reason[] = {
182 { 0x01, "BIND_NOT_UNBOUND" },
183 { 0x02, "SNOOP_WITHOUT_BAR1" },
184 { 0x03, "UNBIND_WHILE_RUNNING" },
185 { 0x05, "INVALID_RUNLIST" },
186 { 0x06, "INVALID_CTX_TGT" },
187 { 0x0b, "UNBIND_WHILE_PARKED" },
192 gk104_fifo_intr_bind(struct gk104_fifo *fifo)
194 struct nvkm_subdev *subdev = &fifo->base.engine.subdev;
195 struct nvkm_device *device = subdev->device;
196 u32 intr = nvkm_rd32(device, 0x00252c);
197 u32 code = intr & 0x000000ff;
198 const struct nvkm_enum *en =
199 nvkm_enum_find(gk104_fifo_bind_reason, code);
201 nvkm_error(subdev, "BIND_ERROR %02x [%s]\n", code, en ? en->name : "");
204 static const struct nvkm_enum
205 gk104_fifo_sched_reason[] = {
206 { 0x0a, "CTXSW_TIMEOUT" },
211 gk104_fifo_intr_sched_ctxsw(struct gk104_fifo *fifo)
213 struct nvkm_device *device = fifo->base.engine.subdev.device;
214 struct gk104_fifo_chan *chan;
218 spin_lock_irqsave(&fifo->base.lock, flags);
219 for (engn = 0; engn < fifo->engine_nr; engn++) {
220 struct nvkm_engine *engine = fifo->engine[engn].engine;
221 int runl = fifo->engine[engn].runl;
222 u32 stat = nvkm_rd32(device, 0x002640 + (engn * 0x08));
223 u32 busy = (stat & 0x80000000);
224 u32 next = (stat & 0x0fff0000) >> 16;
225 u32 chsw = (stat & 0x00008000);
226 u32 save = (stat & 0x00004000);
227 u32 load = (stat & 0x00002000);
228 u32 prev = (stat & 0x00000fff);
229 u32 chid = load ? next : prev;
235 list_for_each_entry(chan, &fifo->runlist[runl].chan, head) {
236 if (chan->base.chid == chid && engine) {
237 gk104_fifo_recover(fifo, engine, chan);
242 spin_unlock_irqrestore(&fifo->base.lock, flags);
246 gk104_fifo_intr_sched(struct gk104_fifo *fifo)
248 struct nvkm_subdev *subdev = &fifo->base.engine.subdev;
249 struct nvkm_device *device = subdev->device;
250 u32 intr = nvkm_rd32(device, 0x00254c);
251 u32 code = intr & 0x000000ff;
252 const struct nvkm_enum *en =
253 nvkm_enum_find(gk104_fifo_sched_reason, code);
255 nvkm_error(subdev, "SCHED_ERROR %02x [%s]\n", code, en ? en->name : "");
259 gk104_fifo_intr_sched_ctxsw(fifo);
267 gk104_fifo_intr_chsw(struct gk104_fifo *fifo)
269 struct nvkm_subdev *subdev = &fifo->base.engine.subdev;
270 struct nvkm_device *device = subdev->device;
271 u32 stat = nvkm_rd32(device, 0x00256c);
272 nvkm_error(subdev, "CHSW_ERROR %08x\n", stat);
273 nvkm_wr32(device, 0x00256c, stat);
277 gk104_fifo_intr_dropped_fault(struct gk104_fifo *fifo)
279 struct nvkm_subdev *subdev = &fifo->base.engine.subdev;
280 struct nvkm_device *device = subdev->device;
281 u32 stat = nvkm_rd32(device, 0x00259c);
282 nvkm_error(subdev, "DROPPED_MMU_FAULT %08x\n", stat);
286 gk104_fifo_intr_fault(struct gk104_fifo *fifo, int unit)
288 struct nvkm_subdev *subdev = &fifo->base.engine.subdev;
289 struct nvkm_device *device = subdev->device;
290 u32 inst = nvkm_rd32(device, 0x002800 + (unit * 0x10));
291 u32 valo = nvkm_rd32(device, 0x002804 + (unit * 0x10));
292 u32 vahi = nvkm_rd32(device, 0x002808 + (unit * 0x10));
293 u32 stat = nvkm_rd32(device, 0x00280c + (unit * 0x10));
294 u32 gpc = (stat & 0x1f000000) >> 24;
295 u32 client = (stat & 0x00001f00) >> 8;
296 u32 write = (stat & 0x00000080);
297 u32 hub = (stat & 0x00000040);
298 u32 reason = (stat & 0x0000000f);
299 const struct nvkm_enum *er, *eu, *ec;
300 struct nvkm_engine *engine = NULL;
301 struct nvkm_fifo_chan *chan;
303 char gpcid[8] = "", en[16] = "";
305 er = nvkm_enum_find(fifo->func->fault.reason, reason);
306 eu = nvkm_enum_find(fifo->func->fault.engine, unit);
308 ec = nvkm_enum_find(fifo->func->fault.hubclient, client);
310 ec = nvkm_enum_find(fifo->func->fault.gpcclient, client);
311 snprintf(gpcid, sizeof(gpcid), "GPC%d/", gpc);
314 if (eu && eu->data2) {
316 case NVKM_SUBDEV_BAR:
317 nvkm_mask(device, 0x001704, 0x00000000, 0x00000000);
319 case NVKM_SUBDEV_INSTMEM:
320 nvkm_mask(device, 0x001714, 0x00000000, 0x00000000);
322 case NVKM_ENGINE_IFB:
323 nvkm_mask(device, 0x001718, 0x00000000, 0x00000000);
326 engine = nvkm_device_engine(device, eu->data2);
332 enum nvkm_devidx engidx = nvkm_top_fault(device, unit);
333 if (engidx < NVKM_SUBDEV_NR) {
334 const char *src = nvkm_subdev_name[engidx];
337 *dst++ = toupper(*src++);
339 engine = nvkm_device_engine(device, engidx);
342 snprintf(en, sizeof(en), "%s", eu->name);
345 chan = nvkm_fifo_chan_inst(&fifo->base, (u64)inst << 12, &flags);
348 "%s fault at %010llx engine %02x [%s] client %02x [%s%s] "
349 "reason %02x [%s] on channel %d [%010llx %s]\n",
350 write ? "write" : "read", (u64)vahi << 32 | valo,
351 unit, en, client, gpcid, ec ? ec->name : "",
352 reason, er ? er->name : "", chan ? chan->chid : -1,
354 chan ? chan->object.client->name : "unknown");
357 gk104_fifo_recover(fifo, engine, (void *)chan);
358 nvkm_fifo_chan_put(&fifo->base, flags, &chan);
361 static const struct nvkm_bitfield gk104_fifo_pbdma_intr_0[] = {
362 { 0x00000001, "MEMREQ" },
363 { 0x00000002, "MEMACK_TIMEOUT" },
364 { 0x00000004, "MEMACK_EXTRA" },
365 { 0x00000008, "MEMDAT_TIMEOUT" },
366 { 0x00000010, "MEMDAT_EXTRA" },
367 { 0x00000020, "MEMFLUSH" },
368 { 0x00000040, "MEMOP" },
369 { 0x00000080, "LBCONNECT" },
370 { 0x00000100, "LBREQ" },
371 { 0x00000200, "LBACK_TIMEOUT" },
372 { 0x00000400, "LBACK_EXTRA" },
373 { 0x00000800, "LBDAT_TIMEOUT" },
374 { 0x00001000, "LBDAT_EXTRA" },
375 { 0x00002000, "GPFIFO" },
376 { 0x00004000, "GPPTR" },
377 { 0x00008000, "GPENTRY" },
378 { 0x00010000, "GPCRC" },
379 { 0x00020000, "PBPTR" },
380 { 0x00040000, "PBENTRY" },
381 { 0x00080000, "PBCRC" },
382 { 0x00100000, "XBARCONNECT" },
383 { 0x00200000, "METHOD" },
384 { 0x00400000, "METHODCRC" },
385 { 0x00800000, "DEVICE" },
386 { 0x02000000, "SEMAPHORE" },
387 { 0x04000000, "ACQUIRE" },
388 { 0x08000000, "PRI" },
389 { 0x20000000, "NO_CTXSW_SEG" },
390 { 0x40000000, "PBSEG" },
391 { 0x80000000, "SIGNATURE" },
396 gk104_fifo_intr_pbdma_0(struct gk104_fifo *fifo, int unit)
398 struct nvkm_subdev *subdev = &fifo->base.engine.subdev;
399 struct nvkm_device *device = subdev->device;
400 u32 mask = nvkm_rd32(device, 0x04010c + (unit * 0x2000));
401 u32 stat = nvkm_rd32(device, 0x040108 + (unit * 0x2000)) & mask;
402 u32 addr = nvkm_rd32(device, 0x0400c0 + (unit * 0x2000));
403 u32 data = nvkm_rd32(device, 0x0400c4 + (unit * 0x2000));
404 u32 chid = nvkm_rd32(device, 0x040120 + (unit * 0x2000)) & 0xfff;
405 u32 subc = (addr & 0x00070000) >> 16;
406 u32 mthd = (addr & 0x00003ffc);
408 struct nvkm_fifo_chan *chan;
412 if (stat & 0x00800000) {
414 if (nvkm_sw_mthd(device->sw, chid, subc, mthd, data))
419 nvkm_wr32(device, 0x0400c0 + (unit * 0x2000), 0x80600008);
422 nvkm_snprintbf(msg, sizeof(msg), gk104_fifo_pbdma_intr_0, show);
423 chan = nvkm_fifo_chan_chid(&fifo->base, chid, &flags);
424 nvkm_error(subdev, "PBDMA%d: %08x [%s] ch %d [%010llx %s] "
425 "subc %d mthd %04x data %08x\n",
426 unit, show, msg, chid, chan ? chan->inst->addr : 0,
427 chan ? chan->object.client->name : "unknown",
429 nvkm_fifo_chan_put(&fifo->base, flags, &chan);
432 nvkm_wr32(device, 0x040108 + (unit * 0x2000), stat);
435 static const struct nvkm_bitfield gk104_fifo_pbdma_intr_1[] = {
436 { 0x00000001, "HCE_RE_ILLEGAL_OP" },
437 { 0x00000002, "HCE_RE_ALIGNB" },
438 { 0x00000004, "HCE_PRIV" },
439 { 0x00000008, "HCE_ILLEGAL_MTHD" },
440 { 0x00000010, "HCE_ILLEGAL_CLASS" },
445 gk104_fifo_intr_pbdma_1(struct gk104_fifo *fifo, int unit)
447 struct nvkm_subdev *subdev = &fifo->base.engine.subdev;
448 struct nvkm_device *device = subdev->device;
449 u32 mask = nvkm_rd32(device, 0x04014c + (unit * 0x2000));
450 u32 stat = nvkm_rd32(device, 0x040148 + (unit * 0x2000)) & mask;
451 u32 chid = nvkm_rd32(device, 0x040120 + (unit * 0x2000)) & 0xfff;
455 nvkm_snprintbf(msg, sizeof(msg), gk104_fifo_pbdma_intr_1, stat);
456 nvkm_error(subdev, "PBDMA%d: %08x [%s] ch %d %08x %08x\n",
457 unit, stat, msg, chid,
458 nvkm_rd32(device, 0x040150 + (unit * 0x2000)),
459 nvkm_rd32(device, 0x040154 + (unit * 0x2000)));
462 nvkm_wr32(device, 0x040148 + (unit * 0x2000), stat);
466 gk104_fifo_intr_runlist(struct gk104_fifo *fifo)
468 struct nvkm_device *device = fifo->base.engine.subdev.device;
469 u32 mask = nvkm_rd32(device, 0x002a00);
471 int runl = __ffs(mask);
472 wake_up(&fifo->runlist[runl].wait);
473 nvkm_wr32(device, 0x002a00, 1 << runl);
474 mask &= ~(1 << runl);
479 gk104_fifo_intr_engine(struct gk104_fifo *fifo)
481 nvkm_fifo_uevent(&fifo->base);
485 gk104_fifo_intr(struct nvkm_fifo *base)
487 struct gk104_fifo *fifo = gk104_fifo(base);
488 struct nvkm_subdev *subdev = &fifo->base.engine.subdev;
489 struct nvkm_device *device = subdev->device;
490 u32 mask = nvkm_rd32(device, 0x002140);
491 u32 stat = nvkm_rd32(device, 0x002100) & mask;
493 if (stat & 0x00000001) {
494 gk104_fifo_intr_bind(fifo);
495 nvkm_wr32(device, 0x002100, 0x00000001);
499 if (stat & 0x00000010) {
500 nvkm_error(subdev, "PIO_ERROR\n");
501 nvkm_wr32(device, 0x002100, 0x00000010);
505 if (stat & 0x00000100) {
506 gk104_fifo_intr_sched(fifo);
507 nvkm_wr32(device, 0x002100, 0x00000100);
511 if (stat & 0x00010000) {
512 gk104_fifo_intr_chsw(fifo);
513 nvkm_wr32(device, 0x002100, 0x00010000);
517 if (stat & 0x00800000) {
518 nvkm_error(subdev, "FB_FLUSH_TIMEOUT\n");
519 nvkm_wr32(device, 0x002100, 0x00800000);
523 if (stat & 0x01000000) {
524 nvkm_error(subdev, "LB_ERROR\n");
525 nvkm_wr32(device, 0x002100, 0x01000000);
529 if (stat & 0x08000000) {
530 gk104_fifo_intr_dropped_fault(fifo);
531 nvkm_wr32(device, 0x002100, 0x08000000);
535 if (stat & 0x10000000) {
536 u32 mask = nvkm_rd32(device, 0x00259c);
538 u32 unit = __ffs(mask);
539 gk104_fifo_intr_fault(fifo, unit);
540 nvkm_wr32(device, 0x00259c, (1 << unit));
541 mask &= ~(1 << unit);
546 if (stat & 0x20000000) {
547 u32 mask = nvkm_rd32(device, 0x0025a0);
549 u32 unit = __ffs(mask);
550 gk104_fifo_intr_pbdma_0(fifo, unit);
551 gk104_fifo_intr_pbdma_1(fifo, unit);
552 nvkm_wr32(device, 0x0025a0, (1 << unit));
553 mask &= ~(1 << unit);
558 if (stat & 0x40000000) {
559 gk104_fifo_intr_runlist(fifo);
563 if (stat & 0x80000000) {
564 nvkm_wr32(device, 0x002100, 0x80000000);
565 gk104_fifo_intr_engine(fifo);
570 nvkm_error(subdev, "INTR %08x\n", stat);
571 nvkm_mask(device, 0x002140, stat, 0x00000000);
572 nvkm_wr32(device, 0x002100, stat);
577 gk104_fifo_fini(struct nvkm_fifo *base)
579 struct gk104_fifo *fifo = gk104_fifo(base);
580 struct nvkm_device *device = fifo->base.engine.subdev.device;
581 flush_work(&fifo->recover.work);
582 /* allow mmu fault interrupts, even when we're not using fifo */
583 nvkm_mask(device, 0x002140, 0x10000000, 0x10000000);
587 gk104_fifo_oneinit(struct nvkm_fifo *base)
589 struct gk104_fifo *fifo = gk104_fifo(base);
590 struct nvkm_subdev *subdev = &fifo->base.engine.subdev;
591 struct nvkm_device *device = subdev->device;
592 int engn, runl, pbid, ret, i, j;
593 enum nvkm_devidx engidx;
596 /* Determine number of PBDMAs by checking valid enable bits. */
597 nvkm_wr32(device, 0x000204, 0xffffffff);
598 fifo->pbdma_nr = hweight32(nvkm_rd32(device, 0x000204));
599 nvkm_debug(subdev, "%d PBDMA(s)\n", fifo->pbdma_nr);
601 /* Read PBDMA->runlist(s) mapping from HW. */
602 if (!(map = kzalloc(sizeof(*map) * fifo->pbdma_nr, GFP_KERNEL)))
605 for (i = 0; i < fifo->pbdma_nr; i++)
606 map[i] = nvkm_rd32(device, 0x002390 + (i * 0x04));
608 /* Determine runlist configuration from topology device info. */
610 while ((int)(engidx = nvkm_top_engine(device, i++, &runl, &engn)) >= 0) {
611 /* Determine which PBDMA handles requests for this engine. */
612 for (j = 0, pbid = -1; j < fifo->pbdma_nr; j++) {
613 if (map[j] & (1 << runl)) {
619 nvkm_debug(subdev, "engine %2d: runlist %2d pbdma %2d (%s)\n",
620 engn, runl, pbid, nvkm_subdev_name[engidx]);
622 fifo->engine[engn].engine = nvkm_device_engine(device, engidx);
623 fifo->engine[engn].runl = runl;
624 fifo->engine[engn].pbid = pbid;
625 fifo->engine_nr = max(fifo->engine_nr, engn + 1);
626 fifo->runlist[runl].engm |= 1 << engn;
627 fifo->runlist_nr = max(fifo->runlist_nr, runl + 1);
632 for (i = 0; i < fifo->runlist_nr; i++) {
633 ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST,
634 0x8000, 0x1000, false,
635 &fifo->runlist[i].mem[0]);
639 ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST,
640 0x8000, 0x1000, false,
641 &fifo->runlist[i].mem[1]);
645 init_waitqueue_head(&fifo->runlist[i].wait);
646 INIT_LIST_HEAD(&fifo->runlist[i].chan);
649 ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST,
650 fifo->base.nr * 0x200, 0x1000, true,
655 ret = nvkm_bar_umap(device->bar, fifo->base.nr * 0x200, 12,
660 nvkm_memory_map(fifo->user.mem, &fifo->user.bar, 0);
665 gk104_fifo_init(struct nvkm_fifo *base)
667 struct gk104_fifo *fifo = gk104_fifo(base);
668 struct nvkm_device *device = fifo->base.engine.subdev.device;
672 nvkm_wr32(device, 0x000204, (1 << fifo->pbdma_nr) - 1);
675 for (i = 0; i < fifo->pbdma_nr; i++) {
676 nvkm_mask(device, 0x04013c + (i * 0x2000), 0x10000100, 0x00000000);
677 nvkm_wr32(device, 0x040108 + (i * 0x2000), 0xffffffff); /* INTR */
678 nvkm_wr32(device, 0x04010c + (i * 0x2000), 0xfffffeff); /* INTREN */
682 for (i = 0; i < fifo->pbdma_nr; i++) {
683 nvkm_wr32(device, 0x040148 + (i * 0x2000), 0xffffffff); /* INTR */
684 nvkm_wr32(device, 0x04014c + (i * 0x2000), 0xffffffff); /* INTREN */
687 nvkm_wr32(device, 0x002254, 0x10000000 | fifo->user.bar.offset >> 12);
689 nvkm_wr32(device, 0x002100, 0xffffffff);
690 nvkm_wr32(device, 0x002140, 0x7fffffff);
694 gk104_fifo_dtor(struct nvkm_fifo *base)
696 struct gk104_fifo *fifo = gk104_fifo(base);
699 nvkm_vm_put(&fifo->user.bar);
700 nvkm_memory_del(&fifo->user.mem);
702 for (i = 0; i < fifo->runlist_nr; i++) {
703 nvkm_memory_del(&fifo->runlist[i].mem[1]);
704 nvkm_memory_del(&fifo->runlist[i].mem[0]);
710 static const struct nvkm_fifo_func
712 .dtor = gk104_fifo_dtor,
713 .oneinit = gk104_fifo_oneinit,
714 .init = gk104_fifo_init,
715 .fini = gk104_fifo_fini,
716 .intr = gk104_fifo_intr,
717 .uevent_init = gk104_fifo_uevent_init,
718 .uevent_fini = gk104_fifo_uevent_fini,
719 .class_get = gk104_fifo_class_get,
723 gk104_fifo_new_(const struct gk104_fifo_func *func, struct nvkm_device *device,
724 int index, int nr, struct nvkm_fifo **pfifo)
726 struct gk104_fifo *fifo;
728 if (!(fifo = kzalloc(sizeof(*fifo), GFP_KERNEL)))
731 INIT_WORK(&fifo->recover.work, gk104_fifo_recover_work);
732 *pfifo = &fifo->base;
734 return nvkm_fifo_ctor(&gk104_fifo_, device, index, nr, &fifo->base);
737 const struct nvkm_enum
738 gk104_fifo_fault_engine[] = {
739 { 0x00, "GR", NULL, NVKM_ENGINE_GR },
742 { 0x03, "IFB", NULL, NVKM_ENGINE_IFB },
743 { 0x04, "BAR1", NULL, NVKM_SUBDEV_BAR },
744 { 0x05, "BAR2", NULL, NVKM_SUBDEV_INSTMEM },
755 { 0x10, "MSVLD", NULL, NVKM_ENGINE_MSVLD },
756 { 0x11, "MSPPP", NULL, NVKM_ENGINE_MSPPP },
758 { 0x14, "MSPDEC", NULL, NVKM_ENGINE_MSPDEC },
759 { 0x15, "CE0", NULL, NVKM_ENGINE_CE0 },
760 { 0x16, "CE1", NULL, NVKM_ENGINE_CE1 },
763 { 0x19, "MSENC", NULL, NVKM_ENGINE_MSENC },
764 { 0x1b, "CE2", NULL, NVKM_ENGINE_CE2 },
768 const struct nvkm_enum
769 gk104_fifo_fault_reason[] = {
771 { 0x01, "PDE_SIZE" },
773 { 0x03, "VA_LIMIT_VIOLATION" },
774 { 0x04, "UNBOUND_INST_BLOCK" },
775 { 0x05, "PRIV_VIOLATION" },
776 { 0x06, "RO_VIOLATION" },
777 { 0x07, "WO_VIOLATION" },
778 { 0x08, "PITCH_MASK_VIOLATION" },
779 { 0x09, "WORK_CREATION" },
780 { 0x0a, "UNSUPPORTED_APERTURE" },
781 { 0x0b, "COMPRESSION_FAILURE" },
782 { 0x0c, "UNSUPPORTED_KIND" },
783 { 0x0d, "REGION_VIOLATION" },
784 { 0x0e, "BOTH_PTES_VALID" },
785 { 0x0f, "INFO_TYPE_POISONED" },
789 const struct nvkm_enum
790 gk104_fifo_fault_hubclient[] = {
798 { 0x07, "HOST_CPU" },
799 { 0x08, "HOST_CPU_NB" },
810 { 0x13, "RASTERTWOD" },
826 const struct nvkm_enum
827 gk104_fifo_fault_gpcclient[] = {
828 { 0x00, "L1_0" }, { 0x01, "T1_0" }, { 0x02, "PE_0" },
829 { 0x03, "L1_1" }, { 0x04, "T1_1" }, { 0x05, "PE_1" },
830 { 0x06, "L1_2" }, { 0x07, "T1_2" }, { 0x08, "PE_2" },
831 { 0x09, "L1_3" }, { 0x0a, "T1_3" }, { 0x0b, "PE_3" },
839 { 0x13, "L1_4" }, { 0x14, "T1_4" }, { 0x15, "PE_4" },
840 { 0x16, "L1_5" }, { 0x17, "T1_5" }, { 0x18, "PE_5" },
841 { 0x19, "L1_6" }, { 0x1a, "T1_6" }, { 0x1b, "PE_6" },
842 { 0x1c, "L1_7" }, { 0x1d, "T1_7" }, { 0x1e, "PE_7" },
844 { 0x20, "LTP_UTLB_0" },
845 { 0x21, "LTP_UTLB_1" },
846 { 0x22, "LTP_UTLB_2" },
847 { 0x23, "LTP_UTLB_3" },
848 { 0x24, "GPC_RGG_UTLB" },
852 static const struct gk104_fifo_func
854 .fault.engine = gk104_fifo_fault_engine,
855 .fault.reason = gk104_fifo_fault_reason,
856 .fault.hubclient = gk104_fifo_fault_hubclient,
857 .fault.gpcclient = gk104_fifo_fault_gpcclient,
859 &gk104_fifo_gpfifo_oclass,
865 gk104_fifo_new(struct nvkm_device *device, int index, struct nvkm_fifo **pfifo)
867 return gk104_fifo_new_(&gk104_fifo, device, index, 4096, pfifo);