int nv50_disp_base_new(const struct nv50_disp_dmac_func *func, const struct nv50_disp_chan_mthd *mthd, struct nv50_disp_root *root, int chid, const struct nvkm_oclass *oclass, void *data, u32 size, struct nvkm_object **pobject) { union { struct nv50_disp_base_channel_dma_v0 v0; } *args = data; struct nvkm_object *parent = oclass->parent; struct nv50_disp *disp = root->disp; int head, ret = -ENOSYS; u64 push; nvif_ioctl(parent, "create disp base channel dma size %d\n", size); if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) { nvif_ioctl(parent, "create disp base channel dma vers %d " "pushbuf %016llx head %d\n", args->v0.version, args->v0.pushbuf, args->v0.head); if (!nvkm_head_find(&disp->base, args->v0.head)) return -EINVAL; push = args->v0.pushbuf; head = args->v0.head; } else return ret; return nv50_disp_dmac_new_(func, mthd, root, chid + head, head, push, oclass, pobject); }
static int gv100_disp_wimm_new_(const struct nv50_disp_chan_func *func, const struct nv50_disp_chan_mthd *mthd, struct nv50_disp *disp, int chid, const struct nvkm_oclass *oclass, void *argv, u32 argc, struct nvkm_object **pobject) { union { struct nvc37b_window_imm_channel_dma_v0 v0; } *args = argv; struct nvkm_object *parent = oclass->parent; int wndw, ret = -ENOSYS; u64 push; nvif_ioctl(parent, "create window imm channel dma size %d\n", argc); if (!(ret = nvif_unpack(ret, &argv, &argc, args->v0, 0, 0, false))) { nvif_ioctl(parent, "create window imm channel dma vers %d " "pushbuf %016llx index %d\n", args->v0.version, args->v0.pushbuf, args->v0.index); if (!(disp->wndw.mask & BIT(args->v0.index))) return -EINVAL; push = args->v0.pushbuf; wndw = args->v0.index; } else return ret; return nv50_disp_dmac_new_(func, mthd, disp, chid + wndw, wndw, push, oclass, pobject); }