diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv17.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv17.c | 98 |
1 files changed, 0 insertions, 98 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv17.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv17.c deleted file mode 100644 index edd70a114218..000000000000 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv17.c +++ /dev/null @@ -1,98 +0,0 @@ -/* - * Copyright 2012 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. - * - * Authors: Ben Skeggs - */ -#include "channv04.h" -#include "regsnv04.h" - -#include <core/client.h> -#include <core/gpuobj.h> -#include <subdev/instmem.h> - -#include <nvif/class.h> -#include <nvif/cl006b.h> -#include <nvif/unpack.h> - -static int -nv17_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 = 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 = -ENOSYS; - - nvif_ioctl(parent, "create channel dma size %d\n", size); - if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) { - 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; - - 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, - BIT(NV04_FIFO_ENGN_SW) | - BIT(NV04_FIFO_ENGN_GR) | - BIT(NV04_FIFO_ENGN_MPEG) | /* NV31- */ - BIT(NV04_FIFO_ENGN_DMA), - 0, 0x800000, 0x10000, oclass, &chan->base); - chan->fifo = fifo; - if (ret) - return ret; - - args->v0.chid = chan->base.chid; - chan->ramfc = chan->base.chid * 64; - - 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.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 | -#ifdef __BIG_ENDIAN - NV_PFIFO_CACHE1_BIG_ENDIAN | -#endif - NV_PFIFO_CACHE1_DMA_FETCH_MAX_REQS_8); - nvkm_done(imem->ramfc); - return 0; -} - -const struct nvkm_fifo_chan_oclass -nv17_fifo_dma_oclass = { - .base.oclass = NV17_CHANNEL_DMA, - .base.minver = 0, - .base.maxver = 0, - .ctor = nv17_fifo_dma_new, -}; |