diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c | 1506 |
1 files changed, 545 insertions, 961 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c index e771bd519ee2..d8a4d773a58c 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c @@ -21,643 +21,318 @@ * * Authors: Ben Skeggs */ -#include "gk104.h" +#include "priv.h" #include "cgrp.h" -#include "changk104.h" +#include "chan.h" +#include "chid.h" +#include "runl.h" +#include "runq.h" -#include <core/client.h> #include <core/gpuobj.h> -#include <subdev/bar.h> -#include <subdev/fault.h> -#include <subdev/timer.h> +#include <subdev/mc.h> +#include <subdev/mmu.h> #include <subdev/top.h> -#include <engine/sw.h> #include <nvif/class.h> -#include <nvif/cl0080.h> +#include <nvif/if900d.h> void -gk104_fifo_engine_status(struct gk104_fifo *fifo, int engn, - struct gk104_fifo_engine_status *status) +gk104_chan_stop(struct nvkm_chan *chan) { - struct nvkm_engine *engine = fifo->engine[engn].engine; - struct nvkm_subdev *subdev = &fifo->base.engine.subdev; - struct nvkm_device *device = subdev->device; - u32 stat = nvkm_rd32(device, 0x002640 + (engn * 0x08)); - - status->busy = !!(stat & 0x80000000); - status->faulted = !!(stat & 0x40000000); - status->next.tsg = !!(stat & 0x10000000); - status->next.id = (stat & 0x0fff0000) >> 16; - status->chsw = !!(stat & 0x00008000); - status->save = !!(stat & 0x00004000); - status->load = !!(stat & 0x00002000); - status->prev.tsg = !!(stat & 0x00001000); - status->prev.id = (stat & 0x00000fff); - status->chan = NULL; - - if (status->busy && status->chsw) { - if (status->load && status->save) { - if (engine && nvkm_engine_chsw_load(engine)) - status->chan = &status->next; - else - status->chan = &status->prev; - } else - if (status->load) { - status->chan = &status->next; - } else { - status->chan = &status->prev; - } - } else - if (status->load) { - status->chan = &status->prev; - } + struct nvkm_device *device = chan->cgrp->runl->fifo->engine.subdev.device; - nvkm_debug(subdev, "engine %02d: busy %d faulted %d chsw %d " - "save %d load %d %sid %d%s-> %sid %d%s\n", - engn, status->busy, status->faulted, - status->chsw, status->save, status->load, - status->prev.tsg ? "tsg" : "ch", status->prev.id, - status->chan == &status->prev ? "*" : " ", - status->next.tsg ? "tsg" : "ch", status->next.id, - status->chan == &status->next ? "*" : " "); -} - -int -gk104_fifo_class_new(struct nvkm_fifo *base, const struct nvkm_oclass *oclass, - void *argv, u32 argc, struct nvkm_object **pobject) -{ - struct gk104_fifo *fifo = gk104_fifo(base); - if (oclass->engn == &fifo->func->chan) { - const struct gk104_fifo_chan_user *user = oclass->engn; - return user->ctor(fifo, oclass, argv, argc, pobject); - } else - if (oclass->engn == &fifo->func->user) { - const struct gk104_fifo_user_user *user = oclass->engn; - return user->ctor(oclass, argv, argc, pobject); - } - WARN_ON(1); - return -EINVAL; -} - -int -gk104_fifo_class_get(struct nvkm_fifo *base, int index, - struct nvkm_oclass *oclass) -{ - struct gk104_fifo *fifo = gk104_fifo(base); - int c = 0; - - if (fifo->func->user.ctor && c++ == index) { - oclass->base = fifo->func->user.user; - oclass->engn = &fifo->func->user; - return 0; - } - - if (fifo->func->chan.ctor && c++ == index) { - oclass->base = fifo->func->chan.user; - oclass->engn = &fifo->func->chan; - return 0; - } - - return c; + nvkm_mask(device, 0x800004 + (chan->id * 8), 0x00000800, 0x00000800); } void -gk104_fifo_uevent_fini(struct nvkm_fifo *fifo) +gk104_chan_start(struct nvkm_chan *chan) { - struct nvkm_device *device = fifo->engine.subdev.device; - nvkm_mask(device, 0x002140, 0x80000000, 0x00000000); -} + struct nvkm_device *device = chan->cgrp->runl->fifo->engine.subdev.device; -void -gk104_fifo_uevent_init(struct nvkm_fifo *fifo) -{ - struct nvkm_device *device = fifo->engine.subdev.device; - nvkm_mask(device, 0x002140, 0x80000000, 0x80000000); + nvkm_mask(device, 0x800004 + (chan->id * 8), 0x00000400, 0x00000400); } void -gk104_fifo_runlist_commit(struct gk104_fifo *fifo, int runl, - struct nvkm_memory *mem, int nr) +gk104_chan_unbind(struct nvkm_chan *chan) { - struct nvkm_subdev *subdev = &fifo->base.engine.subdev; - struct nvkm_device *device = subdev->device; - int target; + struct nvkm_device *device = chan->cgrp->runl->fifo->engine.subdev.device; - switch (nvkm_memory_target(mem)) { - case NVKM_MEM_TARGET_VRAM: target = 0; break; - case NVKM_MEM_TARGET_NCOH: target = 3; break; - default: - WARN_ON(1); - return; - } - - nvkm_wr32(device, 0x002270, (nvkm_memory_addr(mem) >> 12) | - (target << 28)); - nvkm_wr32(device, 0x002274, (runl << 20) | nr); - - if (nvkm_msec(device, 2000, - if (!(nvkm_rd32(device, 0x002284 + (runl * 0x08)) & 0x00100000)) - break; - ) < 0) - nvkm_error(subdev, "runlist %d update timeout\n", runl); + nvkm_wr32(device, 0x800000 + (chan->id * 8), 0x00000000); } void -gk104_fifo_runlist_update(struct gk104_fifo *fifo, int runl) +gk104_chan_bind_inst(struct nvkm_chan *chan) { - const struct gk104_fifo_runlist_func *func = fifo->func->runlist; - struct gk104_fifo_chan *chan; - struct nvkm_memory *mem; - struct nvkm_fifo_cgrp *cgrp; - int nr = 0; - - mutex_lock(&fifo->base.mutex); - mem = fifo->runlist[runl].mem[fifo->runlist[runl].next]; - fifo->runlist[runl].next = !fifo->runlist[runl].next; - - nvkm_kmap(mem); - list_for_each_entry(chan, &fifo->runlist[runl].chan, head) { - func->chan(chan, mem, nr++ * func->size); - } - - list_for_each_entry(cgrp, &fifo->runlist[runl].cgrp, head) { - func->cgrp(cgrp, mem, nr++ * func->size); - list_for_each_entry(chan, &cgrp->chan, head) { - func->chan(chan, mem, nr++ * func->size); - } - } - nvkm_done(mem); + struct nvkm_device *device = chan->cgrp->runl->fifo->engine.subdev.device; - func->commit(fifo, runl, mem, nr); - mutex_unlock(&fifo->base.mutex); + nvkm_wr32(device, 0x800000 + (chan->id * 8), 0x80000000 | chan->inst->addr >> 12); } void -gk104_fifo_runlist_remove(struct gk104_fifo *fifo, struct gk104_fifo_chan *chan) -{ - struct nvkm_fifo_cgrp *cgrp = chan->cgrp; - mutex_lock(&fifo->base.mutex); - if (!list_empty(&chan->head)) { - list_del_init(&chan->head); - if (cgrp && !--cgrp->chan_nr) - list_del_init(&cgrp->head); - } - mutex_unlock(&fifo->base.mutex); -} - -void -gk104_fifo_runlist_insert(struct gk104_fifo *fifo, struct gk104_fifo_chan *chan) -{ - struct nvkm_fifo_cgrp *cgrp = chan->cgrp; - mutex_lock(&fifo->base.mutex); - if (cgrp) { - if (!cgrp->chan_nr++) - list_add_tail(&cgrp->head, &fifo->runlist[chan->runl].cgrp); - list_add_tail(&chan->head, &cgrp->chan); - } else { - list_add_tail(&chan->head, &fifo->runlist[chan->runl].chan); - } - mutex_unlock(&fifo->base.mutex); -} - -void -gk104_fifo_runlist_chan(struct gk104_fifo_chan *chan, - struct nvkm_memory *memory, u32 offset) -{ - nvkm_wo32(memory, offset + 0, chan->base.chid); - nvkm_wo32(memory, offset + 4, 0x00000000); -} - -const struct gk104_fifo_runlist_func -gk104_fifo_runlist = { - .size = 8, - .chan = gk104_fifo_runlist_chan, - .commit = gk104_fifo_runlist_commit, +gk104_chan_bind(struct nvkm_chan *chan) +{ + struct nvkm_runl *runl = chan->cgrp->runl; + struct nvkm_device *device = runl->fifo->engine.subdev.device; + + nvkm_mask(device, 0x800004 + (chan->id * 8), 0x000f0000, runl->id << 16); + gk104_chan_bind_inst(chan); +} + +static int +gk104_chan_ramfc_write(struct nvkm_chan *chan, u64 offset, u64 length, u32 devm, bool priv) +{ + const u64 userd = nvkm_memory_addr(chan->userd.mem) + chan->userd.base; + const u32 limit2 = ilog2(length / 8); + + nvkm_kmap(chan->inst); + nvkm_wo32(chan->inst, 0x08, lower_32_bits(userd)); + nvkm_wo32(chan->inst, 0x0c, upper_32_bits(userd)); + nvkm_wo32(chan->inst, 0x10, 0x0000face); + nvkm_wo32(chan->inst, 0x30, 0xfffff902); + nvkm_wo32(chan->inst, 0x48, lower_32_bits(offset)); + nvkm_wo32(chan->inst, 0x4c, upper_32_bits(offset) | (limit2 << 16)); + nvkm_wo32(chan->inst, 0x84, 0x20400000); + nvkm_wo32(chan->inst, 0x94, 0x30000000 | devm); + nvkm_wo32(chan->inst, 0x9c, 0x00000100); + nvkm_wo32(chan->inst, 0xac, 0x0000001f); + nvkm_wo32(chan->inst, 0xe4, priv ? 0x00000020 : 0x00000000); + nvkm_wo32(chan->inst, 0xe8, chan->id); + nvkm_wo32(chan->inst, 0xb8, 0xf8000000); + nvkm_wo32(chan->inst, 0xf8, 0x10003080); /* 0x002310 */ + nvkm_wo32(chan->inst, 0xfc, 0x10000010); /* 0x002350 */ + nvkm_done(chan->inst); + return 0; +} + +const struct nvkm_chan_func_ramfc +gk104_chan_ramfc = { + .write = gk104_chan_ramfc_write, + .devm = 0xfff, + .priv = true, }; -void -gk104_fifo_pbdma_init(struct gk104_fifo *fifo) -{ - struct nvkm_device *device = fifo->base.engine.subdev.device; - nvkm_wr32(device, 0x000204, (1 << fifo->pbdma_nr) - 1); -} - -int -gk104_fifo_pbdma_nr(struct gk104_fifo *fifo) -{ - struct nvkm_device *device = fifo->base.engine.subdev.device; - /* Determine number of PBDMAs by checking valid enable bits. */ - nvkm_wr32(device, 0x000204, 0xffffffff); - return hweight32(nvkm_rd32(device, 0x000204)); -} - -const struct gk104_fifo_pbdma_func -gk104_fifo_pbdma = { - .nr = gk104_fifo_pbdma_nr, - .init = gk104_fifo_pbdma_init, +const struct nvkm_chan_func_userd +gk104_chan_userd = { + .bar = 1, + .size = 0x200, + .clear = gf100_chan_userd_clear, }; -struct nvkm_engine * -gk104_fifo_id_engine(struct nvkm_fifo *base, int engi) -{ - if (engi == GK104_FIFO_ENGN_SW) - return nvkm_device_engine(base->engine.subdev.device, NVKM_ENGINE_SW, 0); - - return gk104_fifo(base)->engine[engi].engine; -} - -int -gk104_fifo_engine_id(struct nvkm_fifo *base, struct nvkm_engine *engine) -{ - struct gk104_fifo *fifo = gk104_fifo(base); - int engn; +static const struct nvkm_chan_func +gk104_chan = { + .inst = &gf100_chan_inst, + .userd = &gk104_chan_userd, + .ramfc = &gk104_chan_ramfc, + .bind = gk104_chan_bind, + .unbind = gk104_chan_unbind, + .start = gk104_chan_start, + .stop = gk104_chan_stop, + .preempt = gf100_chan_preempt, +}; - if (engine->subdev.type == NVKM_ENGINE_SW) - return GK104_FIFO_ENGN_SW; +static void +gk104_ectx_bind(struct nvkm_engn *engn, struct nvkm_cctx *cctx, struct nvkm_chan *chan) +{ + u32 ptr0, ptr1 = 0; + u64 addr = 0ULL; + + switch (engn->engine->subdev.type) { + case NVKM_ENGINE_SW : return; + case NVKM_ENGINE_GR : ptr0 = 0x0210; break; + case NVKM_ENGINE_SEC : ptr0 = 0x0220; break; + case NVKM_ENGINE_MSPDEC: ptr0 = 0x0250; break; + case NVKM_ENGINE_MSPPP : ptr0 = 0x0260; break; + case NVKM_ENGINE_MSVLD : ptr0 = 0x0270; break; + case NVKM_ENGINE_VIC : ptr0 = 0x0280; break; + case NVKM_ENGINE_MSENC : ptr0 = 0x0290; break; + case NVKM_ENGINE_NVDEC : + ptr1 = 0x0270; + ptr0 = 0x0210; + break; + case NVKM_ENGINE_NVENC : + if (!engn->engine->subdev.inst) + ptr1 = 0x0290; + ptr0 = 0x0210; + break; + default: + WARN_ON(1); + return; + } - for (engn = 0; engn < fifo->engine_nr && engine; engn++) { - if (fifo->engine[engn].engine == engine) - return engn; + if (cctx) { + addr = cctx->vctx->vma->addr; + addr |= 4ULL; } - WARN_ON(1); - return -1; + nvkm_kmap(chan->inst); + nvkm_wo32(chan->inst, ptr0 + 0, lower_32_bits(addr)); + nvkm_wo32(chan->inst, ptr0 + 4, upper_32_bits(addr)); + if (ptr1) { + nvkm_wo32(chan->inst, ptr1 + 0, lower_32_bits(addr)); + nvkm_wo32(chan->inst, ptr1 + 4, upper_32_bits(addr)); + } + nvkm_done(chan->inst); } -static void -gk104_fifo_recover_work(struct work_struct *w) +int +gk104_ectx_ctor(struct nvkm_engn *engn, struct nvkm_vctx *vctx) { - struct gk104_fifo *fifo = container_of(w, typeof(*fifo), recover.work); - struct nvkm_device *device = fifo->base.engine.subdev.device; - struct nvkm_engine *engine; - unsigned long flags; - u32 engm, runm, todo; - int engn, runl; - - spin_lock_irqsave(&fifo->base.lock, flags); - runm = fifo->recover.runm; - engm = fifo->recover.engm; - fifo->recover.engm = 0; - fifo->recover.runm = 0; - spin_unlock_irqrestore(&fifo->base.lock, flags); - - nvkm_mask(device, 0x002630, runm, runm); - - for (todo = engm; engn = __ffs(todo), todo; todo &= ~BIT(engn)) { - if ((engine = fifo->engine[engn].engine)) { - nvkm_subdev_fini(&engine->subdev, false); - WARN_ON(nvkm_subdev_init(&engine->subdev)); - } - } + struct gf100_vmm_map_v0 args = { .priv = 1 }; + int ret; - for (todo = runm; runl = __ffs(todo), todo; todo &= ~BIT(runl)) - gk104_fifo_runlist_update(fifo, runl); + ret = nvkm_vmm_get(vctx->vmm, 12, vctx->inst->size, &vctx->vma); + if (ret) + return ret; - nvkm_wr32(device, 0x00262c, runm); - nvkm_mask(device, 0x002630, runm, 0x00000000); + return nvkm_memory_map(vctx->inst, 0, vctx->vmm, vctx->vma, &args, sizeof(args)); } -static void gk104_fifo_recover_engn(struct gk104_fifo *fifo, int engn); +/*TODO: clean this up */ +struct gk104_engn_status { + bool busy; + bool faulted; + bool chsw; + bool save; + bool load; + struct { + bool tsg; + u32 id; + } prev, next, *chan; +}; static void -gk104_fifo_recover_runl(struct gk104_fifo *fifo, int runl) -{ - struct nvkm_subdev *subdev = &fifo->base.engine.subdev; - struct nvkm_device *device = subdev->device; - const u32 runm = BIT(runl); - - assert_spin_locked(&fifo->base.lock); - if (fifo->recover.runm & runm) - return; - fifo->recover.runm |= runm; - - /* Block runlist to prevent channel assignment(s) from changing. */ - nvkm_mask(device, 0x002630, runm, runm); - - /* Schedule recovery. */ - nvkm_warn(subdev, "runlist %d: scheduled for recovery\n", runl); - schedule_work(&fifo->recover.work); -} - -static struct gk104_fifo_chan * -gk104_fifo_recover_chid(struct gk104_fifo *fifo, int runl, int chid) +gk104_engn_status(struct nvkm_engn *engn, struct gk104_engn_status *status) { - struct gk104_fifo_chan *chan; - struct nvkm_fifo_cgrp *cgrp; + u32 stat = nvkm_rd32(engn->runl->fifo->engine.subdev.device, 0x002640 + (engn->id * 0x08)); - list_for_each_entry(chan, &fifo->runlist[runl].chan, head) { - if (chan->base.chid == chid) { - list_del_init(&chan->head); - return chan; - } - } + status->busy = !!(stat & 0x80000000); + status->faulted = !!(stat & 0x40000000); + status->next.tsg = !!(stat & 0x10000000); + status->next.id = (stat & 0x0fff0000) >> 16; + status->chsw = !!(stat & 0x00008000); + status->save = !!(stat & 0x00004000); + status->load = !!(stat & 0x00002000); + status->prev.tsg = !!(stat & 0x00001000); + status->prev.id = (stat & 0x00000fff); + status->chan = NULL; - list_for_each_entry(cgrp, &fifo->runlist[runl].cgrp, head) { - if (cgrp->id == chid) { - chan = list_first_entry(&cgrp->chan, typeof(*chan), head); - list_del_init(&chan->head); - if (!--cgrp->chan_nr) - list_del_init(&cgrp->head); - return chan; + if (status->busy && status->chsw) { + if (status->load && status->save) { + if (nvkm_engine_chsw_load(engn->engine)) + status->chan = &status->next; + else + status->chan = &status->prev; + } else + if (status->load) { + status->chan = &status->next; + } else { + status->chan = &status->prev; } + } else + if (status->load) { + status->chan = &status->prev; } - return NULL; -} - -static void -gk104_fifo_recover_chan(struct nvkm_fifo *base, int chid) -{ - struct gk104_fifo *fifo = gk104_fifo(base); - struct nvkm_subdev *subdev = &fifo->base.engine.subdev; - struct nvkm_device *device = subdev->device; - const u32 stat = nvkm_rd32(device, 0x800004 + (chid * 0x08)); - const u32 runl = (stat & 0x000f0000) >> 16; - const bool used = (stat & 0x00000001); - unsigned long engn, engm = fifo->runlist[runl].engm; - struct gk104_fifo_chan *chan; - - assert_spin_locked(&fifo->base.lock); - if (!used) - return; - - /* Lookup SW state for channel, and mark it as dead. */ - chan = gk104_fifo_recover_chid(fifo, runl, chid); - if (chan) { - chan->killed = true; - nvkm_fifo_kevent(&fifo->base, chid); - } - - /* Disable channel. */ - nvkm_wr32(device, 0x800004 + (chid * 0x08), stat | 0x00000800); - nvkm_warn(subdev, "channel %d: killed\n", chid); - - /* Block channel assignments from changing during recovery. */ - gk104_fifo_recover_runl(fifo, runl); - - /* Schedule recovery for any engines the channel is on. */ - for_each_set_bit(engn, &engm, fifo->engine_nr) { - struct gk104_fifo_engine_status status; - gk104_fifo_engine_status(fifo, engn, &status); - if (!status.chan || status.chan->id != chid) - continue; - gk104_fifo_recover_engn(fifo, engn); - } + ENGN_DEBUG(engn, "%08x: busy %d faulted %d chsw %d save %d load %d %sid %d%s-> %sid %d%s", + stat, status->busy, status->faulted, status->chsw, status->save, status->load, + status->prev.tsg ? "tsg" : "ch", status->prev.id, + status->chan == &status->prev ? "*" : " ", + status->next.tsg ? "tsg" : "ch", status->next.id, + status->chan == &status->next ? "*" : " "); } -static void -gk104_fifo_recover_engn(struct gk104_fifo *fifo, int engn) +int +gk104_engn_cxid(struct nvkm_engn *engn, bool *cgid) { - struct nvkm_engine *engine = fifo->engine[engn].engine; - struct nvkm_subdev *subdev = &fifo->base.engine.subdev; - struct nvkm_device *device = subdev->device; - const u32 runl = fifo->engine[engn].runl; - const u32 engm = BIT(engn); - struct gk104_fifo_engine_status status; - int mmui = -1; - - assert_spin_locked(&fifo->base.lock); - if (fifo->recover.engm & engm) - return; - fifo->recover.engm |= engm; - - /* Block channel assignments from changing during recovery. */ - gk104_fifo_recover_runl(fifo, runl); + struct gk104_engn_status status; - /* Determine which channel (if any) is currently on the engine. */ - gk104_fifo_engine_status(fifo, engn, &status); + gk104_engn_status(engn, &status); if (status.chan) { - /* The channel is not longer viable, kill it. */ - gk104_fifo_recover_chan(&fifo->base, status.chan->id); + *cgid = status.chan->tsg; + return status.chan->id; } - /* Determine MMU fault ID for the engine, if we're not being - * called from the fault handler already. - */ - if (!status.faulted && engine) { - mmui = nvkm_top_fault_id(device, engine->subdev.type, engine->subdev.inst); - if (mmui < 0) { - const struct nvkm_enum *en = fifo->func->fault.engine; - for (; en && en->name; en++) { - if (en->data2 == engine->subdev.type && - en->inst == engine->subdev.inst) { - mmui = en->value; - break; - } - } - } - WARN_ON(mmui < 0); - } - - /* Trigger a MMU fault for the engine. - * - * No good idea why this is needed, but nvgpu does something similar, - * and it makes recovery from CTXSW_TIMEOUT a lot more reliable. - */ - if (mmui >= 0) { - nvkm_wr32(device, 0x002a30 + (engn * 0x04), 0x00000100 | mmui); - - /* Wait for fault to trigger. */ - nvkm_msec(device, 2000, - gk104_fifo_engine_status(fifo, engn, &status); - if (status.faulted) - break; - ); - - /* Release MMU fault trigger, and ACK the fault. */ - nvkm_wr32(device, 0x002a30 + (engn * 0x04), 0x00000000); - nvkm_wr32(device, 0x00259c, BIT(mmui)); - nvkm_wr32(device, 0x002100, 0x10000000); - } - - /* Schedule recovery. */ - nvkm_warn(subdev, "engine %d: scheduled for recovery\n", engn); - schedule_work(&fifo->recover.work); + return -ENODEV; } -static void -gk104_fifo_fault(struct nvkm_fifo *base, struct nvkm_fault_data *info) +bool +gk104_engn_chsw(struct nvkm_engn *engn) { - struct gk104_fifo *fifo = gk104_fifo(base); - struct nvkm_subdev *subdev = &fifo->base.engine.subdev; - struct nvkm_device *device = subdev->device; - const struct nvkm_enum *er, *ee, *ec, *ea; - struct nvkm_engine *engine = NULL; - struct nvkm_fifo_chan *chan; - unsigned long flags; - const char *en = ""; - char ct[8] = "HUB/"; - - er = nvkm_enum_find(fifo->func->fault.reason, info->reason); - ee = nvkm_enum_find(fifo->func->fault.engine, info->engine); - if (info->hub) { - ec = nvkm_enum_find(fifo->func->fault.hubclient, info->client); - } else { - ec = nvkm_enum_find(fifo->func->fault.gpcclient, info->client); - snprintf(ct, sizeof(ct), "GPC%d/", info->gpc); - } - ea = nvkm_enum_find(fifo->func->fault.access, info->access); + struct gk104_engn_status status; - if (ee && ee->data2) { - switch (ee->data2) { - case NVKM_SUBDEV_BAR: - nvkm_bar_bar1_reset(device); - break; - case NVKM_SUBDEV_INSTMEM: - nvkm_bar_bar2_reset(device); - break; - case NVKM_ENGINE_IFB: - nvkm_mask(device, 0x001718, 0x00000000, 0x00000000); - break; - default: - engine = nvkm_device_engine(device, ee->data2, 0); - break; - } - } - - if (ee == NULL) { - struct nvkm_subdev *subdev = nvkm_top_fault(device, info->engine); - if (subdev) { - if (subdev->func == &nvkm_engine) - engine = container_of(subdev, typeof(*engine), subdev); - en = engine->subdev.name; - } - } else { - en = ee->name; - } - - spin_lock_irqsave(&fifo->base.lock, flags); - chan = nvkm_fifo_chan_inst_locked(&fifo->base, info->inst); - - nvkm_error(subdev, - "fault %02x [%s] at %016llx engine %02x [%s] client %02x " - "[%s%s] reason %02x [%s] on channel %d [%010llx %s]\n", - info->access, ea ? ea->name : "", info->addr, - info->engine, ee ? ee->name : en, - info->client, ct, ec ? ec->name : "", - info->reason, er ? er->name : "", chan ? chan->chid : -1, - info->inst, chan ? chan->object.client->name : "unknown"); - - /* Kill the channel that caused the fault. */ - if (chan) - gk104_fifo_recover_chan(&fifo->base, chan->chid); - - /* Channel recovery will probably have already done this for the - * correct engine(s), but just in case we can't find the channel - * information... - */ - if (engine) { - int engn = fifo->base.func->engine_id(&fifo->base, engine); - if (engn >= 0 && engn != GK104_FIFO_ENGN_SW) - gk104_fifo_recover_engn(fifo, engn); - } + gk104_engn_status(engn, &status); + if (status.busy && status.chsw) + return true; - spin_unlock_irqrestore(&fifo->base.lock, flags); + return false; } -static const struct nvkm_enum -gk104_fifo_bind_reason[] = { - { 0x01, "BIND_NOT_UNBOUND" }, - { 0x02, "SNOOP_WITHOUT_BAR1" }, - { 0x03, "UNBIND_WHILE_RUNNING" }, - { 0x05, "INVALID_RUNLIST" }, - { 0x06, "INVALID_CTX_TGT" }, - { 0x0b, "UNBIND_WHILE_PARKED" }, - {} +const struct nvkm_engn_func +gk104_engn = { + .chsw = gk104_engn_chsw, + .cxid = gk104_engn_cxid, + .mmu_fault_trigger = gf100_engn_mmu_fault_trigger, + .mmu_fault_triggered = gf100_engn_mmu_fault_triggered, + .ctor = gk104_ectx_ctor, + .bind = gk104_ectx_bind, }; -void -gk104_fifo_intr_bind(struct gk104_fifo *fifo) +const struct nvkm_engn_func +gk104_engn_ce = { + .chsw = gk104_engn_chsw, + .cxid = gk104_engn_cxid, + .mmu_fault_trigger = gf100_engn_mmu_fault_trigger, + .mmu_fault_triggered = gf100_engn_mmu_fault_triggered, +}; + +bool +gk104_runq_idle(struct nvkm_runq *runq) { - struct nvkm_subdev *subdev = &fifo->base.engine.subdev; - struct nvkm_device *device = subdev->device; - u32 intr = nvkm_rd32(device, 0x00252c); - u32 code = intr & 0x000000ff; - const struct nvkm_enum *en = - nvkm_enum_find(gk104_fifo_bind_reason, code); + struct nvkm_device *device = runq->fifo->engine.subdev.device; - nvkm_error(subdev, "BIND_ERROR %02x [%s]\n", code, en ? en->name : ""); + return !(nvkm_rd32(device, 0x003080 + (runq->id * 4)) & 0x0000e000); } -static const struct nvkm_enum -gk104_fifo_sched_reason[] = { - { 0x0a, "CTXSW_TIMEOUT" }, +static const struct nvkm_bitfield +gk104_runq_intr_1_names[] = { + { 0x00000001, "HCE_RE_ILLEGAL_OP" }, + { 0x00000002, "HCE_RE_ALIGNB" }, + { 0x00000004, "HCE_PRIV" }, + { 0x00000008, "HCE_ILLEGAL_MTHD" }, + { 0x00000010, "HCE_ILLEGAL_CLASS" }, {} }; -static void -gk104_fifo_intr_sched_ctxsw(struct gk104_fifo *fifo) +static bool +gk104_runq_intr_1(struct nvkm_runq *runq) { - struct nvkm_device *device = fifo->base.engine.subdev.device; - unsigned long flags, engm = 0; - u32 engn; - - /* We need to ACK the SCHED_ERROR here, and prevent it reasserting, - * as MMU_FAULT cannot be triggered while it's pending. - */ - spin_lock_irqsave(&fifo->base.lock, flags); - nvkm_mask(device, 0x002140, 0x00000100, 0x00000000); - nvkm_wr32(device, 0x002100, 0x00000100); - - for (engn = 0; engn < fifo->engine_nr; engn++) { - struct gk104_fifo_engine_status status; - - gk104_fifo_engine_status(fifo, engn, &status); - if (!status.busy || !status.chsw) - continue; - - engm |= BIT(engn); - } - - for_each_set_bit(engn, &engm, fifo->engine_nr) - gk104_fifo_recover_engn(fifo, engn); - - nvkm_mask(device, 0x002140, 0x00000100, 0x00000100); - spin_unlock_irqrestore(&fifo->base.lock, flags); -} - -static void -gk104_fifo_intr_sched(struct gk104_fifo *fifo) -{ - struct nvkm_subdev *subdev = &fifo->base.engine.subdev; + struct nvkm_subdev *subdev = &runq->fifo->engine.subdev; struct nvkm_device *device = subdev->device; - u32 intr = nvkm_rd32(device, 0x00254c); - u32 code = intr & 0x000000ff; - const struct nvkm_enum *en = - nvkm_enum_find(gk104_fifo_sched_reason, code); - - nvkm_error(subdev, "SCHED_ERROR %02x [%s]\n", code, en ? en->name : ""); + u32 mask = nvkm_rd32(device, 0x04014c + (runq->id * 0x2000)); + u32 stat = nvkm_rd32(device, 0x040148 + (runq->id * 0x2000)) & mask; + u32 chid = nvkm_rd32(device, 0x040120 + (runq->id * 0x2000)) & 0xfff; + char msg[128]; - switch (code) { - case 0x0a: - gk104_fifo_intr_sched_ctxsw(fifo); - break; - default: - break; + if (stat & 0x80000000) { + if (runq->func->intr_1_ctxnotvalid && + runq->func->intr_1_ctxnotvalid(runq, chid)) + stat &= ~0x80000000; } -} -void -gk104_fifo_intr_chsw(struct gk104_fifo *fifo) -{ - struct nvkm_subdev *subdev = &fifo->base.engine.subdev; - struct nvkm_device *device = subdev->device; - u32 stat = nvkm_rd32(device, 0x00256c); - nvkm_error(subdev, "CHSW_ERROR %08x\n", stat); - nvkm_wr32(device, 0x00256c, stat); -} + if (stat) { + nvkm_snprintbf(msg, sizeof(msg), gk104_runq_intr_1_names, stat); + nvkm_error(subdev, "PBDMA%d: %08x [%s] ch %d %08x %08x\n", + runq->id, stat, msg, chid, + nvkm_rd32(device, 0x040150 + (runq->id * 0x2000)), + nvkm_rd32(device, 0x040154 + (runq->id * 0x2000))); + } -void -gk104_fifo_intr_dropped_fault(struct gk104_fifo *fifo) -{ - struct nvkm_subdev *subdev = &fifo->base.engine.subdev; - struct nvkm_device *device = subdev->device; - u32 stat = nvkm_rd32(device, 0x00259c); - nvkm_error(subdev, "DROPPED_MMU_FAULT %08x\n", stat); + nvkm_wr32(device, 0x040148 + (runq->id * 0x2000), stat); + return true; } -static const struct nvkm_bitfield gk104_fifo_pbdma_intr_0[] = { +const struct nvkm_bitfield +gk104_runq_intr_0_names[] = { { 0x00000001, "MEMREQ" }, { 0x00000002, "MEMACK_TIMEOUT" }, { 0x00000004, "MEMACK_EXTRA" }, @@ -691,430 +366,111 @@ static const struct nvkm_bitfield gk104_fifo_pbdma_intr_0[] = { {} }; -void -gk104_fifo_intr_pbdma_0(struct gk104_fifo *fifo, int unit) +bool +gk104_runq_intr(struct nvkm_runq *runq, struct nvkm_runl *null) { - struct nvkm_subdev *subdev = &fifo->base.engine.subdev; - struct nvkm_device *device = subdev->device; - u32 mask = nvkm_rd32(device, 0x04010c + (unit * 0x2000)); - u32 stat = nvkm_rd32(device, 0x040108 + (unit * 0x2000)) & mask; - u32 addr = nvkm_rd32(device, 0x0400c0 + (unit * 0x2000)); - u32 data = nvkm_rd32(device, 0x0400c4 + (unit * 0x2000)); - u32 chid = nvkm_rd32(device, 0x040120 + (unit * 0x2000)) & 0xfff; - u32 subc = (addr & 0x00070000) >> 16; - u32 mthd = (addr & 0x00003ffc); - u32 show = stat; - struct nvkm_fifo_chan *chan; - unsigned long flags; - char msg[128]; - - if (stat & 0x00800000) { - if (device->sw) { - if (nvkm_sw_mthd(device->sw, chid, subc, mthd, data)) - show &= ~0x00800000; - } - } - - nvkm_wr32(device, 0x0400c0 + (unit * 0x2000), 0x80600008); - - if (show) { - nvkm_snprintbf(msg, sizeof(msg), gk104_fifo_pbdma_intr_0, show); - chan = nvkm_fifo_chan_chid(&fifo->base, chid, &flags); - nvkm_error(subdev, "PBDMA%d: %08x [%s] ch %d [%010llx %s] " - "subc %d mthd %04x data %08x\n", - unit, show, msg, chid, chan ? chan->inst->addr : 0, - chan ? chan->object.client->name : "unknown", - subc, mthd, data); - nvkm_fifo_chan_put(&fifo->base, flags, &chan); - } + bool intr0 = gf100_runq_intr(runq, NULL); + bool intr1 = gk104_runq_intr_1(runq); - nvkm_wr32(device, 0x040108 + (unit * 0x2000), stat); + return intr0 || intr1; } -static const struct nvkm_bitfield gk104_fifo_pbdma_intr_1[] = { - { 0x00000001, "HCE_RE_ILLEGAL_OP" }, - { 0x00000002, "HCE_RE_ALIGNB" }, - { 0x00000004, "HCE_PRIV" }, - { 0x00000008, "HCE_ILLEGAL_MTHD" }, - { 0x00000010, "HCE_ILLEGAL_CLASS" }, - {} -}; - void -gk104_fifo_intr_pbdma_1(struct gk104_fifo *fifo, int unit) +gk104_runq_init(struct nvkm_runq *runq) { - struct nvkm_subdev *subdev = &fifo->base.engine.subdev; - struct nvkm_device *device = subdev->device; - u32 mask = nvkm_rd32(device, 0x04014c + (unit * 0x2000)); - u32 stat = nvkm_rd32(device, 0x040148 + (unit * 0x2000)) & mask; - u32 chid = nvkm_rd32(device, 0x040120 + (unit * 0x2000)) & 0xfff; - char msg[128]; + struct nvkm_device *device = runq->fifo->engine.subdev.device; - if (stat) { - nvkm_snprintbf(msg, sizeof(msg), gk104_fifo_pbdma_intr_1, stat); - nvkm_error(subdev, "PBDMA%d: %08x [%s] ch %d %08x %08x\n", - unit, stat, msg, chid, - nvkm_rd32(device, 0x040150 + (unit * 0x2000)), - nvkm_rd32(device, 0x040154 + (unit * 0x2000))); - } + gf100_runq_init(runq); - nvkm_wr32(device, 0x040148 + (unit * 0x2000), stat); + nvkm_wr32(device, 0x040148 + (runq->id * 0x2000), 0xffffffff); /* HCE.INTR */ + nvkm_wr32(device, 0x04014c + (runq->id * 0x2000), 0xffffffff); /* HCE.INTREN */ } -void -gk104_fifo_intr_runlist(struct gk104_fifo *fifo) +static u32 +gk104_runq_runm(struct nvkm_runq *runq) { - struct nvkm_device *device = fifo->base.engine.subdev.device; - u32 mask = nvkm_rd32(device, 0x002a00); - while (mask) { - int runl = __ffs(mask); - wake_up(&fifo->runlist[runl].wait); - nvkm_wr32(device, 0x002a00, 1 << runl); - mask &= ~(1 << runl); - } + return nvkm_rd32(runq->fifo->engine.subdev.device, 0x002390 + (runq->id * 0x04)); } +const struct nvkm_runq_func +gk104_runq = { + .init = gk104_runq_init, + .intr = gk104_runq_intr, + .intr_0_names = gk104_runq_intr_0_names, + .idle = gk104_runq_idle, +}; + void -gk104_fifo_intr_engine(struct gk104_fifo *fifo) +gk104_runl_fault_clear(struct nvkm_runl *runl) { - nvkm_fifo_uevent(&fifo->base); -} - -static void -gk104_fifo_intr(struct nvkm_fifo *base) -{ - struct gk104_fifo *fifo = gk104_fifo(base); - struct nvkm_subdev *subdev = &fifo->base.engine.subdev; - struct nvkm_device *device = subdev->device; - u32 mask = nvkm_rd32(device, 0x002140); - u32 stat = nvkm_rd32(device, 0x002100) & mask; - - if (stat & 0x00000001) { - gk104_fifo_intr_bind(fifo); - nvkm_wr32(device, 0x002100, 0x00000001); - stat &= ~0x00000001; - } - - if (stat & 0x00000010) { - nvkm_error(subdev, "PIO_ERROR\n"); - nvkm_wr32(device, 0x002100, 0x00000010); - stat &= ~0x00000010; - } - - if (stat & 0x00000100) { - gk104_fifo_intr_sched(fifo); - nvkm_wr32(device, 0x002100, 0x00000100); - stat &= ~0x00000100; - } - - if (stat & 0x00010000) { - gk104_fifo_intr_chsw(fifo); - nvkm_wr32(device, 0x002100, 0x00010000); - stat &= ~0x00010000; - } - - if (stat & 0x00800000) { - nvkm_error(subdev, "FB_FLUSH_TIMEOUT\n"); - nvkm_wr32(device, 0x002100, 0x00800000); - stat &= ~0x00800000; - } - - if (stat & 0x01000000) { - nvkm_error(subdev, "LB_ERROR\n"); - nvkm_wr32(device, 0x002100, 0x01000000); - stat &= ~0x01000000; - } - - if (stat & 0x08000000) { - gk104_fifo_intr_dropped_fault(fifo); - nvkm_wr32(device, 0x002100, 0x08000000); - stat &= ~0x08000000; - } - - if (stat & 0x10000000) { - u32 mask = nvkm_rd32(device, 0x00259c); - while (mask) { - u32 unit = __ffs(mask); - fifo->func->intr.fault(&fifo->base, unit); - nvkm_wr32(device, 0x00259c, (1 << unit)); - mask &= ~(1 << unit); - } - stat &= ~0x10000000; - } - - if (stat & 0x20000000) { - u32 mask = nvkm_rd32(device, 0x0025a0); - while (mask) { - u32 unit = __ffs(mask); - gk104_fifo_intr_pbdma_0(fifo, unit); - gk104_fifo_intr_pbdma_1(fifo, unit); - nvkm_wr32(device, 0x0025a0, (1 << unit)); - mask &= ~(1 << unit); - } - stat &= ~0x20000000; - } - - if (stat & 0x40000000) { - gk104_fifo_intr_runlist(fifo); - stat &= ~0x40000000; - } - - if (stat & 0x80000000) { - nvkm_wr32(device, 0x002100, 0x80000000); - gk104_fifo_intr_engine(fifo); - stat &= ~0x80000000; - } - - if (stat) { - nvkm_error(subdev, "INTR %08x\n", stat); - nvkm_mask(device, 0x002140, stat, 0x00000000); - nvkm_wr32(device, 0x002100, stat); - } + nvkm_wr32(runl->fifo->engine.subdev.device, 0x00262c, BIT(runl->id)); } void -gk104_fifo_fini(struct nvkm_fifo *base) +gk104_runl_allow(struct nvkm_runl *runl, u32 engm) { - struct gk104_fifo *fifo = gk104_fifo(base); - struct nvkm_device *device = fifo->base.engine.subdev.device; - flush_work(&fifo->recover.work); - /* allow mmu fault interrupts, even when we're not using fifo */ - nvkm_mask(device, 0x002140, 0x10000000, 0x10000000); + nvkm_mask(runl->fifo->engine.subdev.device, 0x002630, BIT(runl->id), 0x00000000); } -int -gk104_fifo_info(struct nvkm_fifo *base, u64 mthd, u64 *data) +void +gk104_runl_block(struct nvkm_runl *runl, u32 engm) { - struct gk104_fifo *fifo = gk104_fifo(base); - switch (mthd) { - case NV_DEVICE_HOST_RUNLISTS: - *data = (1ULL << fifo->runlist_nr) - 1; - return 0; - case NV_DEVICE_HOST_RUNLIST_ENGINES: { - if (*data < fifo->runlist_nr) { - unsigned long engm = fifo->runlist[*data].engm; - struct nvkm_engine *engine; - int engn; - *data = 0; - for_each_set_bit(engn, &engm, fifo->engine_nr) { - if ((engine = fifo->engine[engn].engine)) { -#define CASE(n) case NVKM_ENGINE_##n: *data |= NV_DEVICE_HOST_RUNLIST_ENGINES_##n; break - switch (engine->subdev.type) { - CASE(SW ); - CASE(GR ); - CASE(MPEG ); - CASE(ME ); - CASE(CIPHER); - CASE(BSP ); - CASE(VP ); - CASE(CE ); - CASE(SEC ); - CASE(MSVLD ); - CASE(MSPDEC); - CASE(MSPPP ); - CASE(MSENC ); - CASE(VIC ); - CASE(SEC2 ); - CASE(NVDEC ); - CASE(NVENC ); - default: - WARN_ON(1); - break; - } - } - } - return 0; - } - } - return -EINVAL; - default: - return -EINVAL; - } + nvkm_mask(runl->fifo->engine.subdev.device, 0x002630, BIT(runl->id), BIT(runl->id)); } -int -gk104_fifo_oneinit(struct nvkm_fifo *base) +bool +gk104_runl_pending(struct nvkm_runl *runl) { - struct gk104_fifo *fifo = gk104_fifo(base); - struct nvkm_subdev *subdev = &fifo->base.engine.subdev; - struct nvkm_device *device = subdev->device; - struct nvkm_vmm *bar = nvkm_bar_bar1_vmm(device); - struct nvkm_top_device *tdev; - int pbid, ret, i, j; - u32 *map; - - fifo->pbdma_nr = fifo->func->pbdma->nr(fifo); - nvkm_debug(subdev, "%d PBDMA(s)\n", fifo->pbdma_nr); - - /* Read PBDMA->runlist(s) mapping from HW. */ - if (!(map = kcalloc(fifo->pbdma_nr, sizeof(*map), GFP_KERNEL))) - return -ENOMEM; + struct nvkm_device *device = runl->fifo->engine.subdev.device; - for (i = 0; i < fifo->pbdma_nr; i++) - map[i] = nvkm_rd32(device, 0x002390 + (i * 0x04)); - - /* Determine runlist configuration from topology device info. */ - list_for_each_entry(tdev, &device->top->device, head) { - const int engn = tdev->engine; - char _en[16], *en; - - if (engn < 0) - continue; - - /* Determine which PBDMA handles requests for this engine. */ - for (j = 0, pbid = -1; j < fifo->pbdma_nr; j++) { - if (map[j] & BIT(tdev->runlist)) { - pbid = j; - break; - } - } - - fifo->engine[engn].engine = nvkm_device_engine(device, tdev->type, tdev->inst); - if (!fifo->engine[engn].engine) { - snprintf(_en, sizeof(_en), "%s, %d", - nvkm_subdev_type[tdev->type], tdev->inst); - en = _en; - } else { - en = fifo->engine[engn].engine->subdev.name; - } - - nvkm_debug(subdev, "engine %2d: runlist %2d pbdma %2d (%s)\n", - tdev->engine, tdev->runlist, pbid, en); - - fifo->engine[engn].runl = tdev->runlist; - fifo->engine[engn].pbid = pbid; - fifo->engine_nr = max(fifo->engine_nr, engn + 1); - fifo->runlist[tdev->runlist].engm |= BIT(engn); - fifo->runlist[tdev->runlist].engm_sw |= BIT(engn); - if (tdev->type == NVKM_ENGINE_GR) - fifo->runlist[tdev->runlist].engm_sw |= BIT(GK104_FIFO_ENGN_SW); - fifo->runlist_nr = max(fifo->runlist_nr, tdev->runlist + 1); - } - - kfree(map); - - for (i = 0; i < fifo->runlist_nr; i++) { - for (j = 0; j < ARRAY_SIZE(fifo->runlist[i].mem); j++) { - ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, - fifo->base.nr * 2/* TSG+chan */ * - fifo->func->runlist->size, - 0x1000, false, - &fifo->runlist[i].mem[j]); - if (ret) - return ret; - } - - init_waitqueue_head(&fifo->runlist[i].wait); - INIT_LIST_HEAD(&fifo->runlist[i].cgrp); - INIT_LIST_HEAD(&fifo->runlist[i].chan); - } - - ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, - fifo->base.nr * 0x200, 0x1000, true, - &fifo->user.mem); - if (ret) - return ret; - - ret = nvkm_vmm_get(bar, 12, nvkm_memory_size(fifo->user.mem), - &fifo->user.bar); - if (ret) - return ret; - - return nvkm_memory_map(fifo->user.mem, 0, bar, fifo->user.bar, NULL, 0); + return nvkm_rd32(device, 0x002284 + (runl->id * 0x08)) & 0x00100000; } void -gk104_fifo_init(struct nvkm_fifo *base) +gk104_runl_commit(struct nvkm_runl *runl, struct nvkm_memory *memory, u32 start, int count) { - struct gk104_fifo *fifo = gk104_fifo(base); - struct nvkm_device *device = fifo->base.engine.subdev.device; - int i; - - /* Enable PBDMAs. */ - fifo->func->pbdma->init(fifo); - - /* PBDMA[n] */ - for (i = 0; i < fifo->pbdma_nr; i++) { - nvkm_mask(device, 0x04013c + (i * 0x2000), 0x10000100, 0x00000000); - nvkm_wr32(device, 0x040108 + (i * 0x2000), 0xffffffff); /* INTR */ - nvkm_wr32(device, 0x04010c + (i * 0x2000), 0xfffffeff); /* INTREN */ - } - - /* PBDMA[n].HCE */ - for (i = 0; i < fifo->pbdma_nr; i++) { - nvkm_wr32(device, 0x040148 + (i * 0x2000), 0xffffffff); /* INTR */ - nvkm_wr32(device, 0x04014c + (i * 0x2000), 0xffffffff); /* INTREN */ - } - - nvkm_wr32(device, 0x002254, 0x10000000 | fifo->user.bar->addr >> 12); - - if (fifo->func->pbdma->init_timeout) - fifo->func->pbdma->init_timeout(fifo); - - nvkm_wr32(device, 0x002100, 0xffffffff); - nvkm_wr32(device, 0x002140, 0x7fffffff); -} - -void * -gk104_fifo_dtor(struct nvkm_fifo *base) -{ - struct gk104_fifo *fifo = gk104_fifo(base); - struct nvkm_device *device = fifo->base.engine.subdev.device; - int i; - - nvkm_vmm_put(nvkm_bar_bar1_vmm(device), &fifo->user.bar); - nvkm_memory_unref(&fifo->user.mem); + struct nvkm_fifo *fifo = runl->fifo; + struct nvkm_device *device = fifo->engine.subdev.device; + u64 addr = nvkm_memory_addr(memory) + start; + int target; - for (i = 0; i < fifo->runlist_nr; i++) { - nvkm_memory_unref(&fifo->runlist[i].mem[1]); - nvkm_memory_unref(&fifo->runlist[i].mem[0]); + switch (nvkm_memory_target(memory)) { + case NVKM_MEM_TARGET_VRAM: target = 0; break; + case NVKM_MEM_TARGET_NCOH: target = 3; break; + default: + WARN_ON(1); + return; } - return fifo; + spin_lock_irq(&fifo->lock); + nvkm_wr32(device, 0x002270, (target << 28) | (addr >> 12)); + nvkm_wr32(device, 0x002274, (runl->id << 20) | count); + spin_unlock_irq(&fifo->lock); } -static const struct nvkm_fifo_func -gk104_fifo_ = { - .dtor = gk104_fifo_dtor, - .oneinit = gk104_fifo_oneinit, - .info = gk104_fifo_info, - .init = gk104_fifo_init, - .fini = gk104_fifo_fini, - .intr = gk104_fifo_intr, - .fault = gk104_fifo_fault, - .engine_id = gk104_fifo_engine_id, - .id_engine = gk104_fifo_id_engine, - .uevent_init = gk104_fifo_uevent_init, - .uevent_fini = gk104_fifo_uevent_fini, - .recover_chan = gk104_fifo_recover_chan, - .class_get = gk104_fifo_class_get, - .class_new = gk104_fifo_class_new, -}; - -int -gk104_fifo_new_(const struct gk104_fifo_func *func, struct nvkm_device *device, - enum nvkm_subdev_type type, int inst, int nr, struct nvkm_fifo **pfifo) +void +gk104_runl_insert_chan(struct nvkm_chan *chan, struct nvkm_memory *memory, u64 offset) { - struct gk104_fifo *fifo; - - if (!(fifo = kzalloc(sizeof(*fifo), GFP_KERNEL))) - return -ENOMEM; - fifo->func = func; - INIT_WORK(&fifo->recover.work, gk104_fifo_recover_work); - *pfifo = &fifo->base; - - return nvkm_fifo_ctor(&gk104_fifo_, device, type, inst, nr, &fifo->base); + nvkm_wo32(memory, offset + 0, chan->id); + nvkm_wo32(memory, offset + 4, 0x00000000); } -const struct nvkm_enum -gk104_fifo_fault_access[] = { - { 0x0, "READ" }, - { 0x1, "WRITE" }, - {} +static const struct nvkm_runl_func +gk104_runl = { + .size = 8, + .update = nv50_runl_update, + .insert_chan = gk104_runl_insert_chan, + .commit = gk104_runl_commit, + .wait = nv50_runl_wait, + .pending = gk104_runl_pending, + .block = gk104_runl_block, + .allow = gk104_runl_allow, + .fault_clear = gk104_runl_fault_clear, + .preempt_pending = gf100_runl_preempt_pending, }; -const struct nvkm_enum -gk104_fifo_fault_engine[] = { +static const struct nvkm_enum +gk104_fifo_mmu_fault_engine[] = { { 0x00, "GR", NULL, NVKM_ENGINE_GR }, { 0x01, "DISPLAY" }, { 0x02, "CAPTURE" }, @@ -1122,14 +478,14 @@ gk104_fifo_fault_engine[] = { { 0x04, "BAR1", NULL, NVKM_SUBDEV_BAR }, { 0x05, "BAR2", NULL, NVKM_SUBDEV_INSTMEM }, { 0x06, "SCHED" }, - { 0x07, "HOST0", NULL, NVKM_ENGINE_FIFO }, - { 0x08, "HOST1", NULL, NVKM_ENGINE_FIFO }, - { 0x09, "HOST2", NULL, NVKM_ENGINE_FIFO }, - { 0x0a, "HOST3", NULL, NVKM_ENGINE_FIFO }, - { 0x0b, "HOST4", NULL, NVKM_ENGINE_FIFO }, - { 0x0c, "HOST5", NULL, NVKM_ENGINE_FIFO }, - { 0x0d, "HOST6", NULL, NVKM_ENGINE_FIFO }, - { 0x0e, "HOST7", NULL, NVKM_ENGINE_FIFO }, + { 0x07, "HOST0" }, + { 0x08, "HOST1" }, + { 0x09, "HOST2" }, + { 0x0a, "HOST3" }, + { 0x0b, "HOST4" }, + { 0x0c, "HOST5" }, + { 0x0d, "HOST6" }, + { 0x0e, "HOST7" }, { 0x0f, "HOSTSR" }, { 0x10, "MSVLD", NULL, NVKM_ENGINE_MSVLD }, { 0x11, "MSPPP", NULL, NVKM_ENGINE_MSPPP }, @@ -1145,7 +501,7 @@ gk104_fifo_fault_engine[] = { }; const struct nvkm_enum -gk104_fifo_fault_reason[] = { +gk104_fifo_mmu_fault_reason[] = { { 0x00, "PDE" }, { 0x01, "PDE_SIZE" }, { 0x02, "PTE" }, @@ -1166,7 +522,7 @@ gk104_fifo_fault_reason[] = { }; const struct nvkm_enum -gk104_fifo_fault_hubclient[] = { +gk104_fifo_mmu_fault_hubclient[] = { { 0x00, "VIP" }, { 0x01, "CE0" }, { 0x02, "CE1" }, @@ -1203,7 +559,7 @@ gk104_fifo_fault_hubclient[] = { }; const struct nvkm_enum -gk104_fifo_fault_gpcclient[] = { +gk104_fifo_mmu_fault_gpcclient[] = { { 0x00, "L1_0" }, { 0x01, "T1_0" }, { 0x02, "PE_0" }, { 0x03, "L1_1" }, { 0x04, "T1_1" }, { 0x05, "PE_1" }, { 0x06, "L1_2" }, { 0x07, "T1_2" }, { 0x08, "PE_2" }, @@ -1228,22 +584,250 @@ gk104_fifo_fault_gpcclient[] = { {} }; -static const struct gk104_fifo_func +const struct nvkm_fifo_func_mmu_fault +gk104_fifo_mmu_fault = { + .recover = gf100_fifo_mmu_fault_recover, + .access = gf100_fifo_mmu_fault_access, + .engine = gk104_fifo_mmu_fault_engine, + .reason = gk104_fifo_mmu_fault_reason, + .hubclient = gk104_fifo_mmu_fault_hubclient, + .gpcclient = gk104_fifo_mmu_fault_gpcclient, +}; + +static const struct nvkm_enum +gk104_fifo_intr_bind_reason[] = { + { 0x01, "BIND_NOT_UNBOUND" }, + { 0x02, "SNOOP_WITHOUT_BAR1" }, + { 0x03, "UNBIND_WHILE_RUNNING" }, + { 0x05, "INVALID_RUNLIST" }, + { 0x06, "INVALID_CTX_TGT" }, + { 0x0b, "UNBIND_WHILE_PARKED" }, + {} +}; + +void +gk104_fifo_intr_bind(struct nvkm_fifo *fifo) +{ + struct nvkm_subdev *subdev = &fifo->engine.subdev; + u32 intr = nvkm_rd32(subdev->device, 0x00252c); + u32 code = intr & 0x000000ff; + const struct nvkm_enum *en = nvkm_enum_find(gk104_fifo_intr_bind_reason, code); + + nvkm_error(subdev, "BIND_ERROR %02x [%s]\n", code, en ? en->name : ""); +} + +void +gk104_fifo_intr_chsw(struct nvkm_fifo *fifo) +{ + struct nvkm_subdev *subdev = &fifo->engine.subdev; + struct nvkm_device *device = subdev->device; + u32 stat = nvkm_rd32(device, 0x00256c); + + nvkm_error(subdev, "CHSW_ERROR %08x\n", stat); + nvkm_wr32(device, 0x00256c, stat); +} + +static void +gk104_fifo_intr_dropped_fault(struct nvkm_fifo *fifo) +{ + struct nvkm_subdev *subdev = &fifo->engine.subdev; + u32 stat = nvkm_rd32(subdev->device, 0x00259c); + + nvkm_error(subdev, "DROPPED_MMU_FAULT %08x\n", stat); +} + +void +gk104_fifo_intr_runlist(struct nvkm_fifo *fifo) +{ + struct nvkm_device *device = fifo->engine.subdev.device; + struct nvkm_runl *runl; + u32 mask = nvkm_rd32(device, 0x002a00); + + nvkm_runl_foreach_cond(runl, fifo, mask & BIT(runl->id)) { + nvkm_wr32(device, 0x002a00, BIT(runl->id)); + } +} + +irqreturn_t +gk104_fifo_intr(struct nvkm_inth *inth) +{ + struct nvkm_fifo *fifo = container_of(inth, typeof(*fifo), engine.subdev.inth); + struct nvkm_subdev *subdev = &fifo->engine.subdev; + struct nvkm_device *device = subdev->device; + u32 mask = nvkm_rd32(device, 0x002140); + u32 stat = nvkm_rd32(device, 0x002100) & mask; + + if (stat & 0x00000001) { + gk104_fifo_intr_bind(fifo); + nvkm_wr32(device, 0x002100, 0x00000001); + stat &= ~0x00000001; + } + + if (stat & 0x00000010) { + nvkm_error(subdev, "PIO_ERROR\n"); + nvkm_wr32(device, 0x002100, 0x00000010); + stat &= ~0x00000010; + } + + if (stat & 0x00000100) { + gf100_fifo_intr_sched(fifo); + nvkm_wr32(device, 0x002100, 0x00000100); + stat &= ~0x00000100; + } + + if (stat & 0x00010000) { + gk104_fifo_intr_chsw(fifo); + nvkm_wr32(device, 0x002100, 0x00010000); + stat &= ~0x00010000; + } + + if (stat & 0x00800000) { + nvkm_error(subdev, "FB_FLUSH_TIMEOUT\n"); + nvkm_wr32(device, 0x002100, 0x00800000); + stat &= ~0x00800000; + } + + if (stat & 0x01000000) { + nvkm_error(subdev, "LB_ERROR\n"); + nvkm_wr32(device, 0x002100, 0x01000000); + stat &= ~0x01000000; + } + + if (stat & 0x08000000) { + gk104_fifo_intr_dropped_fault(fifo); + nvkm_wr32(device, 0x002100, 0x08000000); + stat &= ~0x08000000; + } + + if (stat & 0x10000000) { + gf100_fifo_intr_mmu_fault(fifo); + stat &= ~0x10000000; + } + + if (stat & 0x20000000) { + if (gf100_fifo_intr_pbdma(fifo)) + stat &= ~0x20000000; + } + + if (stat & 0x40000000) { + gk104_fifo_intr_runlist(fifo); + stat &= ~0x40000000; + } + + if (stat & 0x80000000) { + nvkm_wr32(device, 0x002100, 0x80000000); + nvkm_event_ntfy(&fifo->nonstall.event, 0, NVKM_FIFO_NONSTALL_EVENT); + stat &= ~0x80000000; + } + + if (stat) { + nvkm_error(subdev, "INTR %08x\n", stat); + spin_lock(&fifo->lock); + nvkm_mask(device, 0x002140, stat, 0x00000000); + spin_unlock(&fifo->lock); + nvkm_wr32(device, 0x002100, stat); + } + + return IRQ_HANDLED; +} + +void +gk104_fifo_init_pbdmas(struct nvkm_fifo *fifo, u32 mask) +{ + struct nvkm_device *device = fifo->engine.subdev.device; + + nvkm_wr32(device, 0x000204, mask); + nvkm_mask(device, 0x002a04, 0xbfffffff, 0xbfffffff); +} + +void +gk104_fifo_init(struct nvkm_fifo *fifo) +{ + struct nvkm_device *device = fifo->engine.subdev.device; + + if (fifo->func->chan.func->userd->bar == 1) + nvkm_wr32(device, 0x002254, 0x10000000 | fifo->userd.bar1->addr >> 12); + + nvkm_wr32(device, 0x002100, 0xffffffff); + nvkm_wr32(device, 0x002140, 0x7fffffff); +} + +int +gk104_fifo_runl_ctor(struct nvkm_fifo *fifo) +{ + struct nvkm_device *device = fifo->engine.subdev.device; + struct nvkm_top_device *tdev; + struct nvkm_runl *runl; + struct nvkm_runq *runq; + const struct nvkm_engn_func *func; + + nvkm_list_foreach(tdev, &device->top->device, head, tdev->runlist >= 0) { + runl = nvkm_runl_get(fifo, tdev->runlist, tdev->runlist); + if (!runl) { + runl = nvkm_runl_new(fifo, tdev->runlist, tdev->runlist, 0); + if (IS_ERR(runl)) + return PTR_ERR(runl); + + nvkm_runq_foreach_cond(runq, fifo, gk104_runq_runm(runq) & BIT(runl->id)) { + if (WARN_ON(runl->runq_nr == ARRAY_SIZE(runl->runq))) + return -ENOMEM; + + runl->runq[runl->runq_nr++] = runq; + } + + } + + if (tdev->engine < 0) + continue; + + switch (tdev->type) { + case NVKM_ENGINE_CE: + func = fifo->func->engn_ce; + break; + case NVKM_ENGINE_GR: + nvkm_runl_add(runl, 15, &gf100_engn_sw, NVKM_ENGINE_SW, 0); + fallthrough; + default: + func = fifo->func->engn; + break; + } + + nvkm_runl_add(runl, tdev->engine, func, tdev->type, tdev->inst); + } + + return 0; +} + +int +gk104_fifo_chid_nr(struct nvkm_fifo *fifo) +{ + return 4096; +} + +static const struct nvkm_fifo_func gk104_fifo = { - .intr.fault = gf100_fifo_intr_fault, - .pbdma = &gk104_fifo_pbdma, - .fault.access = gk104_fifo_fault_access, - .fault.engine = gk104_fifo_fault_engine, - .fault.reason = gk104_fifo_fault_reason, - .fault.hubclient = gk104_fifo_fault_hubclient, - .fault.gpcclient = gk104_fifo_fault_gpcclient, - .runlist = &gk104_fifo_runlist, - .chan = {{0,0,KEPLER_CHANNEL_GPFIFO_A}, gk104_fifo_gpfifo_new }, + .chid_nr = gk104_fifo_chid_nr, + .chid_ctor = gf100_fifo_chid_ctor, + .runq_nr = gf100_fifo_runq_nr, + .runl_ctor = gk104_fifo_runl_ctor, + .init = gk104_fifo_init, + .init_pbdmas = gk104_fifo_init_pbdmas, + .intr = gk104_fifo_intr, + .intr_mmu_fault_unit = gf100_fifo_intr_mmu_fault_unit, + .intr_ctxsw_timeout = gf100_fifo_intr_ctxsw_timeout, + .mmu_fault = &gk104_fifo_mmu_fault, + .nonstall = &gf100_fifo_nonstall, + .runl = &gk104_runl, + .runq = &gk104_runq, + .engn = &gk104_engn, + .engn_ce = &gk104_engn_ce, + .cgrp = {{ }, &nv04_cgrp }, + .chan = {{ 0, 0, KEPLER_CHANNEL_GPFIFO_A }, &gk104_chan }, }; int gk104_fifo_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst, struct nvkm_fifo **pfifo) { - return gk104_fifo_new_(&gk104_fifo, device, type, inst, 4096, pfifo); + return nvkm_fifo_new_(&gk104_fifo, device, type, inst, pfifo); } |