diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/engine/fifo/chan.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/fifo/chan.c | 55 |
1 files changed, 33 insertions, 22 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/chan.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/chan.c index b7c9d6115bce..87a62d4ff4bd 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/chan.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/chan.c @@ -275,13 +275,17 @@ nvkm_chan_del(struct nvkm_chan **pchan) nvkm_gpuobj_del(&chan->cache); nvkm_gpuobj_del(&chan->ramfc); - nvkm_memory_unref(&chan->userd.mem); - if (chan->cgrp) { - nvkm_chid_put(chan->cgrp->runl->chid, chan->id, &chan->cgrp->lock); + if (!chan->func->id_put) + nvkm_chid_put(chan->cgrp->runl->chid, chan->id, &chan->cgrp->lock); + else + chan->func->id_put(chan); + nvkm_cgrp_unref(&chan->cgrp); } + nvkm_memory_unref(&chan->userd.mem); + if (chan->vmm) { nvkm_vmm_part(chan->vmm, chan->inst->memory); nvkm_vmm_unref(&chan->vmm); @@ -438,7 +442,32 @@ nvkm_chan_new_(const struct nvkm_chan_func *func, struct nvkm_runl *runl, int ru } /* Allocate channel ID. */ - chan->id = nvkm_chid_get(runl->chid, chan); + if (!chan->func->id_get) { + chan->id = nvkm_chid_get(runl->chid, chan); + if (chan->id >= 0) { + if (func->userd->bar < 0) { + if (ouserd + chan->func->userd->size >= + nvkm_memory_size(userd)) { + RUNL_DEBUG(runl, "ouserd %llx", ouserd); + return -EINVAL; + } + + ret = nvkm_memory_kmap(userd, &chan->userd.mem); + if (ret) { + RUNL_DEBUG(runl, "userd %d", ret); + return ret; + } + + chan->userd.base = ouserd; + } else { + chan->userd.mem = nvkm_memory_ref(fifo->userd.mem); + chan->userd.base = chan->id * chan->func->userd->size; + } + } + } else { + chan->id = chan->func->id_get(chan, userd, ouserd); + } + if (chan->id < 0) { RUNL_ERROR(runl, "!chids"); return -ENOSPC; @@ -448,24 +477,6 @@ nvkm_chan_new_(const struct nvkm_chan_func *func, struct nvkm_runl *runl, int ru cgrp->id = chan->id; /* Initialise USERD. */ - if (func->userd->bar < 0) { - if (ouserd + chan->func->userd->size >= nvkm_memory_size(userd)) { - RUNL_DEBUG(runl, "ouserd %llx", ouserd); - return -EINVAL; - } - - ret = nvkm_memory_kmap(userd, &chan->userd.mem); - if (ret) { - RUNL_DEBUG(runl, "userd %d", ret); - return ret; - } - - chan->userd.base = ouserd; - } else { - chan->userd.mem = nvkm_memory_ref(fifo->userd.mem); - chan->userd.base = chan->id * chan->func->userd->size; - } - if (chan->func->userd->clear) chan->func->userd->clear(chan); |