Lines Matching refs:chan
51 struct nouveau_channel *chan = container_of(ntfy, typeof(*chan), kill);
52 struct nouveau_cli *cli = (void *)chan->user.client;
53 NV_PRINTK(warn, cli, "channel %d killed!\n", chan->chid);
54 atomic_set(&chan->killed, 1);
55 if (chan->fence)
56 nouveau_fence_context_kill(chan->fence, -ENODEV);
61 nouveau_channel_idle(struct nouveau_channel *chan)
63 if (likely(chan && chan->fence && !atomic_read(&chan->killed))) {
64 struct nouveau_cli *cli = (void *)chan->user.client;
68 ret = nouveau_fence_new(chan, false, &fence);
76 chan->chid, nvxx_client(&cli->base)->name);
86 struct nouveau_channel *chan = *pchan;
87 if (chan) {
88 struct nouveau_cli *cli = (void *)chan->user.client;
96 if (chan->fence)
97 nouveau_fence(chan->drm)->context_del(chan);
100 nouveau_svmm_part(chan->vmm->svmm, chan->inst);
102 nvif_object_dtor(&chan->nvsw);
103 nvif_object_dtor(&chan->gart);
104 nvif_object_dtor(&chan->vram);
105 nvif_notify_dtor(&chan->kill);
106 nvif_object_dtor(&chan->user);
107 nvif_object_dtor(&chan->push.ctxdma);
108 nouveau_vma_del(&chan->push.vma);
109 nouveau_bo_unmap(chan->push.buffer);
110 if (chan->push.buffer && chan->push.buffer->pin_refcnt)
111 nouveau_bo_unpin(chan->push.buffer);
112 nouveau_bo_ref(NULL, &chan->push.buffer);
113 kfree(chan);
124 struct nouveau_channel *chan = container_of(push, typeof(*chan), chan._push);
125 chan->dma.cur = chan->dma.cur + (chan->chan._push.cur - chan->chan._push.bgn);
126 FIRE_RING(chan);
127 chan->chan._push.bgn = chan->chan._push.cur;
133 struct nouveau_channel *chan = container_of(push, typeof(*chan), chan._push);
135 chan->dma.cur = chan->dma.cur + (chan->chan._push.cur - chan->chan._push.bgn);
136 ret = RING_SPACE(chan, size);
138 chan->chan._push.bgn = chan->chan._push.mem.object.map.ptr;
139 chan->chan._push.bgn = chan->chan._push.bgn + chan->dma.cur;
140 chan->chan._push.cur = chan->chan._push.bgn;
141 chan->chan._push.end = chan->chan._push.bgn + size;
152 struct nouveau_channel *chan;
156 chan = *pchan = kzalloc(sizeof(*chan), GFP_KERNEL);
157 if (!chan)
160 chan->device = device;
161 chan->drm = drm;
162 chan->vmm = cli->svm.cli ? &cli->svm : &cli->vmm;
163 atomic_set(&chan->killed, 0);
171 &chan->push.buffer);
173 ret = nouveau_bo_pin(chan->push.buffer, target, false);
175 ret = nouveau_bo_map(chan->push.buffer);
183 chan->chan._push.mem.object.parent = cli->base.object.parent;
184 chan->chan._push.mem.object.client = &cli->base;
185 chan->chan._push.mem.object.name = "chanPush";
186 chan->chan._push.mem.object.map.ptr = chan->push.buffer->kmap.virtual;
187 chan->chan._push.wait = nouveau_channel_wait;
188 chan->chan._push.kick = nouveau_channel_kick;
189 chan->chan.push = &chan->chan._push;
195 chan->push.addr = chan->push.buffer->offset;
198 ret = nouveau_vma_new(chan->push.buffer, chan->vmm,
199 &chan->push.vma);
205 chan->push.addr = chan->push.vma->addr;
213 args.limit = chan->vmm->vmm.limit - 1;
215 if (chan->push.buffer->bo.mem.mem_type == TTM_PL_VRAM) {
233 if (chan->drm->agp.bridge) {
236 args.start = chan->drm->agp.base;
237 args.limit = chan->drm->agp.base +
238 chan->drm->agp.size - 1;
243 args.limit = chan->vmm->vmm.limit - 1;
249 &chan->push.ctxdma);
279 struct nouveau_channel *chan;
284 ret = nouveau_channel_prep(drm, device, 0x12000, &chan);
285 *pchan = chan;
294 args.volta.ioffset = 0x10000 + chan->push.addr;
296 args.volta.vmm = nvif_handle(&chan->vmm->vmm.object);
303 args.kepler.ioffset = 0x10000 + chan->push.addr;
305 args.kepler.vmm = nvif_handle(&chan->vmm->vmm.object);
312 args.fermi.ioffset = 0x10000 + chan->push.addr;
313 args.fermi.vmm = nvif_handle(&chan->vmm->vmm.object);
318 args.nv50.ioffset = 0x10000 + chan->push.addr;
319 args.nv50.pushbuf = nvif_handle(&chan->push.ctxdma);
320 args.nv50.vmm = nvif_handle(&chan->vmm->vmm.object);
325 *oclass++, &args, size, &chan->user);
327 if (chan->user.oclass >= VOLTA_CHANNEL_GPFIFO_A) {
328 chan->chid = args.volta.chid;
329 chan->inst = args.volta.inst;
330 chan->token = args.volta.token;
332 if (chan->user.oclass >= KEPLER_CHANNEL_GPFIFO_A) {
333 chan->chid = args.kepler.chid;
334 chan->inst = args.kepler.inst;
336 if (chan->user.oclass >= FERMI_CHANNEL_GPFIFO) {
337 chan->chid = args.fermi.chid;
339 chan->chid = args.nv50.chid;
360 struct nouveau_channel *chan;
364 ret = nouveau_channel_prep(drm, device, 0x10000, &chan);
365 *pchan = chan;
371 args.pushbuf = nvif_handle(&chan->push.ctxdma);
372 args.offset = chan->push.addr;
377 &chan->user);
379 chan->chid = args.chid;
389 nouveau_channel_init(struct nouveau_channel *chan, u32 vram, u32 gart)
391 struct nvif_device *device = chan->device;
392 struct nouveau_drm *drm = chan->drm;
396 nvif_object_map(&chan->user, NULL, 0);
398 if (chan->user.oclass >= FERMI_CHANNEL_GPFIFO) {
399 ret = nvif_notify_ctor(&chan->user, "abi16ChanKilled",
402 NULL, 0, 0, &chan->kill);
404 ret = nvif_notify_get(&chan->kill);
418 args.limit = chan->vmm->vmm.limit - 1;
426 ret = nvif_object_ctor(&chan->user, "abi16ChanVramCtxDma", vram,
428 &chan->vram);
436 args.limit = chan->vmm->vmm.limit - 1;
438 if (chan->drm->agp.bridge) {
441 args.start = chan->drm->agp.base;
442 args.limit = chan->drm->agp.base +
443 chan->drm->agp.size - 1;
448 args.limit = chan->vmm->vmm.limit - 1;
451 ret = nvif_object_ctor(&chan->user, "abi16ChanGartCtxDma", gart,
453 &chan->gart);
459 switch (chan->user.oclass & 0x00ff) {
462 chan->user_put = 0x40;
463 chan->user_get = 0x44;
464 chan->dma.max = (0x10000 / 4) - 2;
467 chan->user_put = 0x40;
468 chan->user_get = 0x44;
469 chan->user_get_hi = 0x60;
470 chan->dma.ib_base = 0x10000 / 4;
471 chan->dma.ib_max = (0x02000 / 8) - 1;
472 chan->dma.ib_put = 0;
473 chan->dma.ib_free = chan->dma.ib_max - chan->dma.ib_put;
474 chan->dma.max = chan->dma.ib_base;
478 chan->dma.put = 0;
479 chan->dma.cur = chan->dma.put;
480 chan->dma.free = chan->dma.max - chan->dma.cur;
482 ret = PUSH_WAIT(chan->chan.push, NOUVEAU_DMA_SKIPS);
487 PUSH_DATA(chan->chan.push, 0x00000000);
491 ret = nvif_object_ctor(&chan->user, "abi16NvswFence", 0x006e,
493 NULL, 0, &chan->nvsw);
497 ret = PUSH_WAIT(chan->chan.push, 2);
501 PUSH_NVSQ(chan->chan.push, NV_SW, 0x0000, chan->nvsw.handle);
502 PUSH_KICK(chan->chan.push);
506 return nouveau_fence(chan->drm)->context_new(chan);
568 drm->chan.nr = args.v.channels.data;
569 drm->chan.context_base = dma_fence_context_alloc(drm->chan.nr);