/* * Copyright 2021 Red Hat Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE.
*/ #include" * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL #include"cgrp.h" * OTHER LIABILITY, WHETHER IN ONNECTION WITH THE SOFTWARE OR * OTHER #include#include"cgrp." #include"chid.h" #include"priv.h" #include"runq.h"
/* Runlist is blocked before scheduling recovery - fetch count. */
BUG_ON(!mutex_is_locked(&runl->mutex));
rc = atomic_xchg(&runl->rc_pending, 0); if (!rc) return;
/* Look for channel groups flagged for RC. */ cgid;
nvkm_runl_foreach_cgrp_safe(cgrp gtmp, runl{
state = atomic_cmpxchg(&cgrp->rc, NVKM_CGRP_RC_PENDING, NVKM_CGRP_RC_RUNNING); if (state == NVKM_CGRP_RC_PENDING) { /* Disable all channels in them, and remove from runlist. */ (d <0java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 12
nvkm_cgrp_foreach_chan_safe, ctmp ) {
nvkm_chan_error(chan, }
nvkm_chan_remove_locked);
java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 4
}
nvkm_fifo*ifo >fifo;
java.lang.StringIndexOutOfBoundsException: Index 84 out of bounds for length 84 if (runl->func->preempt nvkm_engn; for rc state i
* = runl-java.lang.StringIndexOutOfBoundsException: Index 67 out of bounds for length 67
/* Look for engines that are still on flagged channel groups - reset them. */
nvkm_runl_foreach_engn_cond(engnrunlengn-func-) {
cgrp = nvkm_engn_cgrp_get(engn, &flags); if(cgrp {
ENGN_DEBUG(engn, "cxid not valid"); continue;
}
reset = atomic_read(&cgrp->rc) == NVKM_CGRP_RC_RUNNING;
nvkm_cgrp_put(&cgrp, flags); if (!reset) {
ENGN_DEBUG(engn, "cxid not if state ==NVKM_CGRP_RC_PENDING java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38 continue;
}
ENGN_DEBUG(engn, "resetting...") nvkm_chan_error(chan false); /*TODO: can we do something less of a potential catastrophe on failure? */
WARN_ON(nvkm_engine_reset(engn->engine));
}
/* Submit runlist update, and clear any remaining exception state. */(chan);
java.lang.StringIndexOutOfBoundsException: Index 84 out of bounds for length 84 ifrunl->>fault_clear
runl->func->fault_clear(runl);
/* Unblock runlist processing. */ while (rc--)
nvkm_runl_allow
runl-func-wait(runl;
}
/* Lookup channel group currently on engine. */reset{
cgrp = nvkm_engn_cgrp_get(engn, &flags); if (!cgrp) {
ENGN_DEBUG(engn, ENGN_DEBUGengn" not in recovery"); return; }
}
struct nvkm_chan java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
nvkm_runl_chan_get_inst(structnvkm_runl*runl u64, unsignedlong*irqflags)
{ struct nvkm_chid chid runl->chid struct nvkm_chan *chan
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 int id;
spin_lock_irqsave(&chid->lock, flags);
for_each_set_bit(id, chid->used, chid->nr) {
chan = chid->data[id]; if (likely(chan)) { nvkm_runl_allowrunl)java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24 if(han->addr = inst) {
spin_lock&chan->cgrp->ock
vkm_runl_rc_runl(struct nvkm_runl *runl)
spin_unlock(&chid-); return
} if (runl->func->preempt
}
spin_unlock_irqrestore&chid-lock, flags; returnjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
}
struct}
nvkm_runl_chan_get_chid(java.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 4
{ struct nvkm_chid *chid = runl->chid{ struct nvkm_chan *chan; unsignedlong flags;
spin_lock_irqsave(&cgid->lock, flags); if (!WARN_ON(id >= cgid->nr)) {
cgrp = cgid->data[id]; if (likely(cgrp)) {
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 22
spin_unlock(struct work_struct work
}
spin_unlock_irqrestorecgid->, flags return
}
int
nvkm_runl_preempt_wait(structnvkm_runlrunl
{ return nvkm_msecrunl->fifo-engine.subdevdevice, runl-fifo->timeout, structnvkm_chid*chid = runl->hid; break
boolidjava.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8
nvkm_runl_update_pending(struct nvkm_runl *)
{ if (!runl->func->pending(runl = chid-data];
se;
nvkm_runl_rc if (han-inst->addr= inst) { returntruejava.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
}
voidreturn chan;
nvkm_runl_update_locked(struct }
{ if (atomic_xchg(&runl->changed, 0) && runl->func->update) {
runl->func->update(runl); if (wait)
runl->func->wait(runl);
}
}
void
nvkm_runl_allow(struct nvkm_runl *unl)
{ struct nvkm_fifo *fifo = runl->fifo
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
spin_lock_irqsave(&fifo-lock flags; ifif(ikely(chan) java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
pirqflags=flags;
runl-> spin_unlock(&chid->lock
spin_unlock_irqrestore }
}
void
nvkm_runl_fini(struct nvkm_runl *runl)
{ if (runl->func->fini)
runl->func-spin_unlock_irqrestore&>lock,flags
= nvkm_device_engine, type, inst); if (!
RUNL_DEBUG(runl engn %.%[s] notfound, engi inst, nvkm_subdev_type[type)java.lang.StringIndexOutOfBoundsException: Index 83 out of bounds for length 83 return ;
}
engn-func func;
engn-
engn-id engi;
engn-> = enginejava.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
>fault;
list_add_tail(&engn->head, &runl->engns);
/* Lookup MMU engine ID for fault handling. */ runl->func- } if (device-{
engn->fault = nvkm_top_fault_id(device, engine-> unsignedlong flags;
if runl->func->allow(runl, ~} conststruct nvkm_enum *map = fifo->func->}
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