diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv10.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv10.c | 61 |
1 files changed, 27 insertions, 34 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv10.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv10.c index a542515..1ad1620 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv10.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv10.c @@ -31,17 +31,17 @@ #include <nvif/unpack.h> static int -nv10_fifo_chan_ctor(struct nvkm_object *parent, - struct nvkm_object *engine, - struct nvkm_oclass *oclass, void *data, u32 size, - struct nvkm_object **pobject) +nv10_fifo_dma_new(struct nvkm_fifo *base, const struct nvkm_oclass *oclass, + void *data, u32 size, struct nvkm_object **pobject) { + struct nvkm_object *parent = oclass->parent; union { struct nv03_channel_dma_v0 v0; } *args = data; - struct nv04_fifo *fifo = (void *)engine; - struct nvkm_instmem *imem = fifo->base.engine.subdev.device->imem; - struct nv04_fifo_chan *chan; + struct nv04_fifo *fifo = nv04_fifo(base); + struct nv04_fifo_chan *chan = NULL; + struct nvkm_device *device = fifo->base.engine.subdev.device; + struct nvkm_instmem *imem = device->imem; int ret; nvif_ioctl(parent, "create channel dma size %d\n", size); @@ -49,29 +49,32 @@ nv10_fifo_chan_ctor(struct nvkm_object *parent, nvif_ioctl(parent, "create channel dma vers %d pushbuf %llx " "offset %08x\n", args->v0.version, args->v0.pushbuf, args->v0.offset); + if (!args->v0.pushbuf) + return -EINVAL; } else return ret; - ret = nvkm_fifo_channel_create(parent, engine, oclass, 0, 0x800000, - 0x10000, args->v0.pushbuf, - (1ULL << NVDEV_ENGINE_DMAOBJ) | - (1ULL << NVDEV_ENGINE_SW) | - (1ULL << NVDEV_ENGINE_GR), &chan); - *pobject = nv_object(chan); + if (!(chan = kzalloc(sizeof(*chan), GFP_KERNEL))) + return -ENOMEM; + *pobject = &chan->base.object; + + ret = nvkm_fifo_chan_ctor(&nv04_fifo_dma_func, &fifo->base, + 0x1000, 0x1000, false, 0, args->v0.pushbuf, + (1ULL << NVDEV_ENGINE_DMAOBJ) | + (1ULL << NVDEV_ENGINE_GR) | + (1ULL << NVDEV_ENGINE_SW), + 0, 0x800000, 0x10000, oclass, &chan->base); + chan->fifo = fifo; if (ret) return ret; args->v0.chid = chan->base.chid; - - nv_parent(chan)->object_attach = nv04_fifo_object_attach; - nv_parent(chan)->object_detach = nv04_fifo_object_detach; - nv_parent(chan)->context_attach = nv04_fifo_context_attach; chan->ramfc = chan->base.chid * 32; nvkm_kmap(imem->ramfc); nvkm_wo32(imem->ramfc, chan->ramfc + 0x00, args->v0.offset); nvkm_wo32(imem->ramfc, chan->ramfc + 0x04, args->v0.offset); - nvkm_wo32(imem->ramfc, chan->ramfc + 0x0c, chan->base.pushgpu->addr >> 4); + nvkm_wo32(imem->ramfc, chan->ramfc + 0x0c, chan->base.push->addr >> 4); nvkm_wo32(imem->ramfc, chan->ramfc + 0x14, NV_PFIFO_CACHE1_DMA_FETCH_TRIG_128_BYTES | NV_PFIFO_CACHE1_DMA_FETCH_SIZE_128_BYTES | @@ -83,20 +86,10 @@ nv10_fifo_chan_ctor(struct nvkm_object *parent, return 0; } -static struct nvkm_ofuncs -nv10_fifo_ofuncs = { - .ctor = nv10_fifo_chan_ctor, - .dtor = nv04_fifo_chan_dtor, - .init = nv04_fifo_chan_init, - .fini = nv04_fifo_chan_fini, - .map = _nvkm_fifo_channel_map, - .rd32 = _nvkm_fifo_channel_rd32, - .wr32 = _nvkm_fifo_channel_wr32, - .ntfy = _nvkm_fifo_channel_ntfy -}; - -struct nvkm_oclass -nv10_fifo_sclass[] = { - { NV10_CHANNEL_DMA, &nv10_fifo_ofuncs }, - {} +const struct nvkm_fifo_chan_oclass +nv10_fifo_dma_oclass = { + .base.oclass = NV10_CHANNEL_DMA, + .base.minver = 0, + .base.maxver = 0, + .ctor = nv10_fifo_dma_new, }; |