diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/engine/dmaobj')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/dmaobj/Kbuild | 5 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/dmaobj/base.c | 164 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/dmaobj/gf100.c | 176 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/dmaobj/gf110.c | 165 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/dmaobj/nv04.c | 163 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/dmaobj/nv50.c | 195 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/dmaobj/priv.h | 28 |
7 files changed, 896 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/dmaobj/Kbuild b/drivers/gpu/drm/nouveau/nvkm/engine/dmaobj/Kbuild new file mode 100644 index 000000000000..7529632dbedb --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/engine/dmaobj/Kbuild @@ -0,0 +1,5 @@ +nvkm-y += nvkm/engine/dmaobj/base.o +nvkm-y += nvkm/engine/dmaobj/nv04.o +nvkm-y += nvkm/engine/dmaobj/nv50.o +nvkm-y += nvkm/engine/dmaobj/gf100.o +nvkm-y += nvkm/engine/dmaobj/gf110.o diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/dmaobj/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/dmaobj/base.c new file mode 100644 index 000000000000..a2b60d86baba --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/engine/dmaobj/base.c @@ -0,0 +1,164 @@ +/* + * 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 "priv.h" + +#include <core/client.h> +#include <core/device.h> +#include <subdev/fb.h> +#include <subdev/instmem.h> + +#include <nvif/class.h> +#include <nvif/unpack.h> + +static int +nvkm_dmaobj_bind(struct nvkm_dmaobj *dmaobj, struct nvkm_object *parent, + struct nvkm_gpuobj **pgpuobj) +{ + const struct nvkm_dmaeng_impl *impl = (void *) + nv_oclass(nv_object(dmaobj)->engine); + int ret = 0; + + if (nv_object(dmaobj) == parent) { /* ctor bind */ + if (nv_mclass(parent->parent) == NV_DEVICE) { + /* delayed, or no, binding */ + return 0; + } + ret = impl->bind(dmaobj, parent, pgpuobj); + if (ret == 0) + nvkm_object_ref(NULL, &parent); + return ret; + } + + return impl->bind(dmaobj, parent, pgpuobj); +} + +int +nvkm_dmaobj_create_(struct nvkm_object *parent, + struct nvkm_object *engine, + struct nvkm_oclass *oclass, void **pdata, u32 *psize, + int length, void **pobject) +{ + union { + struct nv_dma_v0 v0; + } *args = *pdata; + struct nvkm_instmem *instmem = nvkm_instmem(parent); + struct nvkm_client *client = nvkm_client(parent); + struct nvkm_device *device = nv_device(parent); + struct nvkm_fb *pfb = nvkm_fb(parent); + struct nvkm_dmaobj *dmaobj; + void *data = *pdata; + u32 size = *psize; + int ret; + + ret = nvkm_object_create_(parent, engine, oclass, 0, length, pobject); + dmaobj = *pobject; + if (ret) + return ret; + + nv_ioctl(parent, "create dma size %d\n", *psize); + if (nvif_unpack(args->v0, 0, 0, true)) { + nv_ioctl(parent, "create dma vers %d target %d access %d " + "start %016llx limit %016llx\n", + args->v0.version, args->v0.target, args->v0.access, + args->v0.start, args->v0.limit); + dmaobj->target = args->v0.target; + dmaobj->access = args->v0.access; + dmaobj->start = args->v0.start; + dmaobj->limit = args->v0.limit; + } else + return ret; + + *pdata = data; + *psize = size; + + if (dmaobj->start > dmaobj->limit) + return -EINVAL; + + switch (dmaobj->target) { + case NV_DMA_V0_TARGET_VM: + dmaobj->target = NV_MEM_TARGET_VM; + break; + case NV_DMA_V0_TARGET_VRAM: + if (!client->super) { + if (dmaobj->limit >= pfb->ram->size - instmem->reserved) + return -EACCES; + if (device->card_type >= NV_50) + return -EACCES; + } + dmaobj->target = NV_MEM_TARGET_VRAM; + break; + case NV_DMA_V0_TARGET_PCI: + if (!client->super) + return -EACCES; + dmaobj->target = NV_MEM_TARGET_PCI; + break; + case NV_DMA_V0_TARGET_PCI_US: + case NV_DMA_V0_TARGET_AGP: + if (!client->super) + return -EACCES; + dmaobj->target = NV_MEM_TARGET_PCI_NOSNOOP; + break; + default: + return -EINVAL; + } + + switch (dmaobj->access) { + case NV_DMA_V0_ACCESS_VM: + dmaobj->access = NV_MEM_ACCESS_VM; + break; + case NV_DMA_V0_ACCESS_RD: + dmaobj->access = NV_MEM_ACCESS_RO; + break; + case NV_DMA_V0_ACCESS_WR: + dmaobj->access = NV_MEM_ACCESS_WO; + break; + case NV_DMA_V0_ACCESS_RDWR: + dmaobj->access = NV_MEM_ACCESS_RW; + break; + default: + return -EINVAL; + } + + return ret; +} + +int +_nvkm_dmaeng_ctor(struct nvkm_object *parent, struct nvkm_object *engine, + struct nvkm_oclass *oclass, void *data, u32 size, + struct nvkm_object **pobject) +{ + const struct nvkm_dmaeng_impl *impl = (void *)oclass; + struct nvkm_dmaeng *dmaeng; + int ret; + + ret = nvkm_engine_create(parent, engine, oclass, true, "DMAOBJ", + "dmaobj", &dmaeng); + *pobject = nv_object(dmaeng); + if (ret) + return ret; + + nv_engine(dmaeng)->sclass = impl->sclass; + dmaeng->bind = nvkm_dmaobj_bind; + return 0; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/dmaobj/gf100.c b/drivers/gpu/drm/nouveau/nvkm/engine/dmaobj/gf100.c new file mode 100644 index 000000000000..f880e5167e45 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/engine/dmaobj/gf100.c @@ -0,0 +1,176 @@ +/* + * 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 "priv.h" + +#include <core/client.h> +#include <core/gpuobj.h> +#include <subdev/fb.h> + +#include <nvif/class.h> +#include <nvif/unpack.h> + +struct gf100_dmaobj_priv { + struct nvkm_dmaobj base; + u32 flags0; + u32 flags5; +}; + +static int +gf100_dmaobj_bind(struct nvkm_dmaobj *dmaobj, struct nvkm_object *parent, + struct nvkm_gpuobj **pgpuobj) +{ + struct gf100_dmaobj_priv *priv = (void *)dmaobj; + int ret; + + if (!nv_iclass(parent, NV_ENGCTX_CLASS)) { + switch (nv_mclass(parent->parent)) { + case GT214_DISP_CORE_CHANNEL_DMA: + case GT214_DISP_BASE_CHANNEL_DMA: + case GT214_DISP_OVERLAY_CHANNEL_DMA: + break; + default: + return -EINVAL; + } + } else + return 0; + + ret = nvkm_gpuobj_new(parent, parent, 24, 32, 0, pgpuobj); + if (ret == 0) { + nv_wo32(*pgpuobj, 0x00, priv->flags0 | nv_mclass(dmaobj)); + nv_wo32(*pgpuobj, 0x04, lower_32_bits(priv->base.limit)); + nv_wo32(*pgpuobj, 0x08, lower_32_bits(priv->base.start)); + nv_wo32(*pgpuobj, 0x0c, upper_32_bits(priv->base.limit) << 24 | + upper_32_bits(priv->base.start)); + nv_wo32(*pgpuobj, 0x10, 0x00000000); + nv_wo32(*pgpuobj, 0x14, priv->flags5); + } + + return ret; +} + +static int +gf100_dmaobj_ctor(struct nvkm_object *parent, struct nvkm_object *engine, + struct nvkm_oclass *oclass, void *data, u32 size, + struct nvkm_object **pobject) +{ + struct nvkm_dmaeng *dmaeng = (void *)engine; + union { + struct gf100_dma_v0 v0; + } *args; + struct gf100_dmaobj_priv *priv; + u32 kind, user, unkn; + int ret; + + ret = nvkm_dmaobj_create(parent, engine, oclass, &data, &size, &priv); + *pobject = nv_object(priv); + if (ret) + return ret; + args = data; + + nv_ioctl(parent, "create gf100 dma size %d\n", size); + if (nvif_unpack(args->v0, 0, 0, false)) { + nv_ioctl(parent, "create gf100 dma vers %d priv %d kind %02x\n", + args->v0.version, args->v0.priv, args->v0.kind); + kind = args->v0.kind; + user = args->v0.priv; + unkn = 0; + } else + if (size == 0) { + if (priv->base.target != NV_MEM_TARGET_VM) { + kind = GF100_DMA_V0_KIND_PITCH; + user = GF100_DMA_V0_PRIV_US; + unkn = 2; + } else { + kind = GF100_DMA_V0_KIND_VM; + user = GF100_DMA_V0_PRIV_VM; + unkn = 0; + } + } else + return ret; + + if (user > 2) + return -EINVAL; + priv->flags0 |= (kind << 22) | (user << 20); + priv->flags5 |= (unkn << 16); + + switch (priv->base.target) { + case NV_MEM_TARGET_VM: + priv->flags0 |= 0x00000000; + break; + case NV_MEM_TARGET_VRAM: + priv->flags0 |= 0x00010000; + break; + case NV_MEM_TARGET_PCI: + priv->flags0 |= 0x00020000; + break; + case NV_MEM_TARGET_PCI_NOSNOOP: + priv->flags0 |= 0x00030000; + break; + default: + return -EINVAL; + } + + switch (priv->base.access) { + case NV_MEM_ACCESS_VM: + break; + case NV_MEM_ACCESS_RO: + priv->flags0 |= 0x00040000; + break; + case NV_MEM_ACCESS_WO: + case NV_MEM_ACCESS_RW: + priv->flags0 |= 0x00080000; + break; + } + + return dmaeng->bind(&priv->base, nv_object(priv), (void *)pobject); +} + +static struct nvkm_ofuncs +gf100_dmaobj_ofuncs = { + .ctor = gf100_dmaobj_ctor, + .dtor = _nvkm_dmaobj_dtor, + .init = _nvkm_dmaobj_init, + .fini = _nvkm_dmaobj_fini, +}; + +static struct nvkm_oclass +gf100_dmaeng_sclass[] = { + { NV_DMA_FROM_MEMORY, &gf100_dmaobj_ofuncs }, + { NV_DMA_TO_MEMORY, &gf100_dmaobj_ofuncs }, + { NV_DMA_IN_MEMORY, &gf100_dmaobj_ofuncs }, + {} +}; + +struct nvkm_oclass * +gf100_dmaeng_oclass = &(struct nvkm_dmaeng_impl) { + .base.handle = NV_ENGINE(DMAOBJ, 0xc0), + .base.ofuncs = &(struct nvkm_ofuncs) { + .ctor = _nvkm_dmaeng_ctor, + .dtor = _nvkm_dmaeng_dtor, + .init = _nvkm_dmaeng_init, + .fini = _nvkm_dmaeng_fini, + }, + .sclass = gf100_dmaeng_sclass, + .bind = gf100_dmaobj_bind, +}.base; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/dmaobj/gf110.c b/drivers/gpu/drm/nouveau/nvkm/engine/dmaobj/gf110.c new file mode 100644 index 000000000000..bf8f0f20976c --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/engine/dmaobj/gf110.c @@ -0,0 +1,165 @@ +/* + * 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 "priv.h" + +#include <core/client.h> +#include <core/gpuobj.h> +#include <subdev/fb.h> + +#include <nvif/class.h> +#include <nvif/unpack.h> + +struct gf110_dmaobj_priv { + struct nvkm_dmaobj base; + u32 flags0; +}; + +static int +gf110_dmaobj_bind(struct nvkm_dmaobj *dmaobj, struct nvkm_object *parent, + struct nvkm_gpuobj **pgpuobj) +{ + struct gf110_dmaobj_priv *priv = (void *)dmaobj; + int ret; + + if (!nv_iclass(parent, NV_ENGCTX_CLASS)) { + switch (nv_mclass(parent->parent)) { + case GF110_DISP_CORE_CHANNEL_DMA: + case GK104_DISP_CORE_CHANNEL_DMA: + case GK110_DISP_CORE_CHANNEL_DMA: + case GM107_DISP_CORE_CHANNEL_DMA: + case GM204_DISP_CORE_CHANNEL_DMA: + case GF110_DISP_BASE_CHANNEL_DMA: + case GK104_DISP_BASE_CHANNEL_DMA: + case GK110_DISP_BASE_CHANNEL_DMA: + case GF110_DISP_OVERLAY_CONTROL_DMA: + case GK104_DISP_OVERLAY_CONTROL_DMA: + break; + default: + return -EINVAL; + } + } else + return 0; + + ret = nvkm_gpuobj_new(parent, parent, 24, 32, 0, pgpuobj); + if (ret == 0) { + nv_wo32(*pgpuobj, 0x00, priv->flags0); + nv_wo32(*pgpuobj, 0x04, priv->base.start >> 8); + nv_wo32(*pgpuobj, 0x08, priv->base.limit >> 8); + nv_wo32(*pgpuobj, 0x0c, 0x00000000); + nv_wo32(*pgpuobj, 0x10, 0x00000000); + nv_wo32(*pgpuobj, 0x14, 0x00000000); + } + + return ret; +} + +static int +gf110_dmaobj_ctor(struct nvkm_object *parent, struct nvkm_object *engine, + struct nvkm_oclass *oclass, void *data, u32 size, + struct nvkm_object **pobject) +{ + struct nvkm_dmaeng *dmaeng = (void *)engine; + union { + struct gf110_dma_v0 v0; + } *args; + struct gf110_dmaobj_priv *priv; + u32 kind, page; + int ret; + + ret = nvkm_dmaobj_create(parent, engine, oclass, &data, &size, &priv); + *pobject = nv_object(priv); + if (ret) + return ret; + args = data; + + nv_ioctl(parent, "create gf110 dma size %d\n", size); + if (nvif_unpack(args->v0, 0, 0, false)) { + nv_ioctl(parent, "create gf100 dma vers %d page %d kind %02x\n", + args->v0.version, args->v0.page, args->v0.kind); + kind = args->v0.kind; + page = args->v0.page; + } else + if (size == 0) { + if (priv->base.target != NV_MEM_TARGET_VM) { + kind = GF110_DMA_V0_KIND_PITCH; + page = GF110_DMA_V0_PAGE_SP; + } else { + kind = GF110_DMA_V0_KIND_VM; + page = GF110_DMA_V0_PAGE_LP; + } + } else + return ret; + + if (page > 1) + return -EINVAL; + priv->flags0 = (kind << 20) | (page << 6); + + switch (priv->base.target) { + case NV_MEM_TARGET_VRAM: + priv->flags0 |= 0x00000009; + break; + case NV_MEM_TARGET_VM: + case NV_MEM_TARGET_PCI: + case NV_MEM_TARGET_PCI_NOSNOOP: + /* XXX: don't currently know how to construct a real one + * of these. we only use them to represent pushbufs + * on these chipsets, and the classes that use them + * deal with the target themselves. + */ + break; + default: + return -EINVAL; + } + + return dmaeng->bind(&priv->base, nv_object(priv), (void *)pobject); +} + +static struct nvkm_ofuncs +gf110_dmaobj_ofuncs = { + .ctor = gf110_dmaobj_ctor, + .dtor = _nvkm_dmaobj_dtor, + .init = _nvkm_dmaobj_init, + .fini = _nvkm_dmaobj_fini, +}; + +static struct nvkm_oclass +gf110_dmaeng_sclass[] = { + { NV_DMA_FROM_MEMORY, &gf110_dmaobj_ofuncs }, + { NV_DMA_TO_MEMORY, &gf110_dmaobj_ofuncs }, + { NV_DMA_IN_MEMORY, &gf110_dmaobj_ofuncs }, + {} +}; + +struct nvkm_oclass * +gf110_dmaeng_oclass = &(struct nvkm_dmaeng_impl) { + .base.handle = NV_ENGINE(DMAOBJ, 0xd0), + .base.ofuncs = &(struct nvkm_ofuncs) { + .ctor = _nvkm_dmaeng_ctor, + .dtor = _nvkm_dmaeng_dtor, + .init = _nvkm_dmaeng_init, + .fini = _nvkm_dmaeng_fini, + }, + .sclass = gf110_dmaeng_sclass, + .bind = gf110_dmaobj_bind, +}.base; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/dmaobj/nv04.c b/drivers/gpu/drm/nouveau/nvkm/engine/dmaobj/nv04.c new file mode 100644 index 000000000000..b4379c2a2fb5 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/engine/dmaobj/nv04.c @@ -0,0 +1,163 @@ +/* + * 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 "priv.h" + +#include <core/gpuobj.h> +#include <subdev/fb.h> +#include <subdev/mmu/nv04.h> + +#include <nvif/class.h> + +struct nv04_dmaobj_priv { + struct nvkm_dmaobj base; + bool clone; + u32 flags0; + u32 flags2; +}; + +static int +nv04_dmaobj_bind(struct nvkm_dmaobj *dmaobj, struct nvkm_object *parent, + struct nvkm_gpuobj **pgpuobj) +{ + struct nv04_dmaobj_priv *priv = (void *)dmaobj; + struct nvkm_gpuobj *gpuobj; + u64 offset = priv->base.start & 0xfffff000; + u64 adjust = priv->base.start & 0x00000fff; + u32 length = priv->base.limit - priv->base.start; + int ret; + + if (!nv_iclass(parent, NV_ENGCTX_CLASS)) { + switch (nv_mclass(parent->parent)) { + case NV03_CHANNEL_DMA: + case NV10_CHANNEL_DMA: + case NV17_CHANNEL_DMA: + case NV40_CHANNEL_DMA: + break; + default: + return -EINVAL; + } + } + + if (priv->clone) { + struct nv04_mmu_priv *mmu = nv04_mmu(dmaobj); + struct nvkm_gpuobj *pgt = mmu->vm->pgt[0].obj[0]; + if (!dmaobj->start) + return nvkm_gpuobj_dup(parent, pgt, pgpuobj); + offset = nv_ro32(pgt, 8 + (offset >> 10)); + offset &= 0xfffff000; + } + + ret = nvkm_gpuobj_new(parent, parent, 16, 16, 0, &gpuobj); + *pgpuobj = gpuobj; + if (ret == 0) { + nv_wo32(*pgpuobj, 0x00, priv->flags0 | (adjust << 20)); + nv_wo32(*pgpuobj, 0x04, length); + nv_wo32(*pgpuobj, 0x08, priv->flags2 | offset); + nv_wo32(*pgpuobj, 0x0c, priv->flags2 | offset); + } + + return ret; +} + +static int +nv04_dmaobj_ctor(struct nvkm_object *parent, struct nvkm_object *engine, + struct nvkm_oclass *oclass, void *data, u32 size, + struct nvkm_object **pobject) +{ + struct nvkm_dmaeng *dmaeng = (void *)engine; + struct nv04_mmu_priv *mmu = nv04_mmu(engine); + struct nv04_dmaobj_priv *priv; + int ret; + + ret = nvkm_dmaobj_create(parent, engine, oclass, &data, &size, &priv); + *pobject = nv_object(priv); + if (ret || (ret = -ENOSYS, size)) + return ret; + + if (priv->base.target == NV_MEM_TARGET_VM) { + if (nv_object(mmu)->oclass == &nv04_mmu_oclass) + priv->clone = true; + priv->base.target = NV_MEM_TARGET_PCI; + priv->base.access = NV_MEM_ACCESS_RW; + } + + priv->flags0 = nv_mclass(priv); + switch (priv->base.target) { + case NV_MEM_TARGET_VRAM: + priv->flags0 |= 0x00003000; + break; + case NV_MEM_TARGET_PCI: + priv->flags0 |= 0x00023000; + break; + case NV_MEM_TARGET_PCI_NOSNOOP: + priv->flags0 |= 0x00033000; + break; + default: + return -EINVAL; + } + + switch (priv->base.access) { + case NV_MEM_ACCESS_RO: + priv->flags0 |= 0x00004000; + break; + case NV_MEM_ACCESS_WO: + priv->flags0 |= 0x00008000; + case NV_MEM_ACCESS_RW: + priv->flags2 |= 0x00000002; + break; + default: + return -EINVAL; + } + + return dmaeng->bind(&priv->base, nv_object(priv), (void *)pobject); +} + +static struct nvkm_ofuncs +nv04_dmaobj_ofuncs = { + .ctor = nv04_dmaobj_ctor, + .dtor = _nvkm_dmaobj_dtor, + .init = _nvkm_dmaobj_init, + .fini = _nvkm_dmaobj_fini, +}; + +static struct nvkm_oclass +nv04_dmaeng_sclass[] = { + { NV_DMA_FROM_MEMORY, &nv04_dmaobj_ofuncs }, + { NV_DMA_TO_MEMORY, &nv04_dmaobj_ofuncs }, + { NV_DMA_IN_MEMORY, &nv04_dmaobj_ofuncs }, + {} +}; + +struct nvkm_oclass * +nv04_dmaeng_oclass = &(struct nvkm_dmaeng_impl) { + .base.handle = NV_ENGINE(DMAOBJ, 0x04), + .base.ofuncs = &(struct nvkm_ofuncs) { + .ctor = _nvkm_dmaeng_ctor, + .dtor = _nvkm_dmaeng_dtor, + .init = _nvkm_dmaeng_init, + .fini = _nvkm_dmaeng_fini, + }, + .sclass = nv04_dmaeng_sclass, + .bind = nv04_dmaobj_bind, +}.base; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/dmaobj/nv50.c b/drivers/gpu/drm/nouveau/nvkm/engine/dmaobj/nv50.c new file mode 100644 index 000000000000..4d3c828fe0e6 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/engine/dmaobj/nv50.c @@ -0,0 +1,195 @@ +/* + * 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 "priv.h" + +#include <core/client.h> +#include <core/gpuobj.h> +#include <subdev/fb.h> + +#include <nvif/class.h> +#include <nvif/unpack.h> + +struct nv50_dmaobj_priv { + struct nvkm_dmaobj base; + u32 flags0; + u32 flags5; +}; + +static int +nv50_dmaobj_bind(struct nvkm_dmaobj *dmaobj, struct nvkm_object *parent, + struct nvkm_gpuobj **pgpuobj) +{ + struct nv50_dmaobj_priv *priv = (void *)dmaobj; + int ret; + + if (!nv_iclass(parent, NV_ENGCTX_CLASS)) { + switch (nv_mclass(parent->parent)) { + case NV40_CHANNEL_DMA: + case NV50_CHANNEL_GPFIFO: + case G82_CHANNEL_GPFIFO: + case NV50_DISP_CORE_CHANNEL_DMA: + case G82_DISP_CORE_CHANNEL_DMA: + case GT206_DISP_CORE_CHANNEL_DMA: + case GT200_DISP_CORE_CHANNEL_DMA: + case GT214_DISP_CORE_CHANNEL_DMA: + case NV50_DISP_BASE_CHANNEL_DMA: + case G82_DISP_BASE_CHANNEL_DMA: + case GT200_DISP_BASE_CHANNEL_DMA: + case GT214_DISP_BASE_CHANNEL_DMA: + case NV50_DISP_OVERLAY_CHANNEL_DMA: + case G82_DISP_OVERLAY_CHANNEL_DMA: + case GT200_DISP_OVERLAY_CHANNEL_DMA: + case GT214_DISP_OVERLAY_CHANNEL_DMA: + break; + default: + return -EINVAL; + } + } + + ret = nvkm_gpuobj_new(parent, parent, 24, 32, 0, pgpuobj); + if (ret == 0) { + nv_wo32(*pgpuobj, 0x00, priv->flags0 | nv_mclass(dmaobj)); + nv_wo32(*pgpuobj, 0x04, lower_32_bits(priv->base.limit)); + nv_wo32(*pgpuobj, 0x08, lower_32_bits(priv->base.start)); + nv_wo32(*pgpuobj, 0x0c, upper_32_bits(priv->base.limit) << 24 | + upper_32_bits(priv->base.start)); + nv_wo32(*pgpuobj, 0x10, 0x00000000); + nv_wo32(*pgpuobj, 0x14, priv->flags5); + } + + return ret; +} + +static int +nv50_dmaobj_ctor(struct nvkm_object *parent, struct nvkm_object *engine, + struct nvkm_oclass *oclass, void *data, u32 size, + struct nvkm_object **pobject) +{ + struct nvkm_dmaeng *dmaeng = (void *)engine; + union { + struct nv50_dma_v0 v0; + } *args; + struct nv50_dmaobj_priv *priv; + u32 user, part, comp, kind; + int ret; + + ret = nvkm_dmaobj_create(parent, engine, oclass, &data, &size, &priv); + *pobject = nv_object(priv); + if (ret) + return ret; + args = data; + + nv_ioctl(parent, "create nv50 dma size %d\n", size); + if (nvif_unpack(args->v0, 0, 0, false)) { + nv_ioctl(parent, "create nv50 dma vers %d priv %d part %d " + "comp %d kind %02x\n", args->v0.version, + args->v0.priv, args->v0.part, args->v0.comp, + args->v0.kind); + user = args->v0.priv; + part = args->v0.part; + comp = args->v0.comp; + kind = args->v0.kind; + } else + if (size == 0) { + if (priv->base.target != NV_MEM_TARGET_VM) { + user = NV50_DMA_V0_PRIV_US; + part = NV50_DMA_V0_PART_256; + comp = NV50_DMA_V0_COMP_NONE; + kind = NV50_DMA_V0_KIND_PITCH; + } else { + user = NV50_DMA_V0_PRIV_VM; + part = NV50_DMA_V0_PART_VM; + comp = NV50_DMA_V0_COMP_VM; + kind = NV50_DMA_V0_KIND_VM; + } + } else + return ret; + + if (user > 2 || part > 2 || comp > 3 || kind > 0x7f) + return -EINVAL; + priv->flags0 = (comp << 29) | (kind << 22) | (user << 20); + priv->flags5 = (part << 16); + + switch (priv->base.target) { + case NV_MEM_TARGET_VM: + priv->flags0 |= 0x00000000; + break; + case NV_MEM_TARGET_VRAM: + priv->flags0 |= 0x00010000; + break; + case NV_MEM_TARGET_PCI: + priv->flags0 |= 0x00020000; + break; + case NV_MEM_TARGET_PCI_NOSNOOP: + priv->flags0 |= 0x00030000; + break; + default: + return -EINVAL; + } + + switch (priv->base.access) { + case NV_MEM_ACCESS_VM: + break; + case NV_MEM_ACCESS_RO: + priv->flags0 |= 0x00040000; + break; + case NV_MEM_ACCESS_WO: + case NV_MEM_ACCESS_RW: + priv->flags0 |= 0x00080000; + break; + default: + return -EINVAL; + } + + return dmaeng->bind(&priv->base, nv_object(priv), (void *)pobject); +} + +static struct nvkm_ofuncs +nv50_dmaobj_ofuncs = { + .ctor = nv50_dmaobj_ctor, + .dtor = _nvkm_dmaobj_dtor, + .init = _nvkm_dmaobj_init, + .fini = _nvkm_dmaobj_fini, +}; + +static struct nvkm_oclass +nv50_dmaeng_sclass[] = { + { NV_DMA_FROM_MEMORY, &nv50_dmaobj_ofuncs }, + { NV_DMA_TO_MEMORY, &nv50_dmaobj_ofuncs }, + { NV_DMA_IN_MEMORY, &nv50_dmaobj_ofuncs }, + {} +}; + +struct nvkm_oclass * +nv50_dmaeng_oclass = &(struct nvkm_dmaeng_impl) { + .base.handle = NV_ENGINE(DMAOBJ, 0x50), + .base.ofuncs = &(struct nvkm_ofuncs) { + .ctor = _nvkm_dmaeng_ctor, + .dtor = _nvkm_dmaeng_dtor, + .init = _nvkm_dmaeng_init, + .fini = _nvkm_dmaeng_fini, + }, + .sclass = nv50_dmaeng_sclass, + .bind = nv50_dmaobj_bind, +}.base; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/dmaobj/priv.h b/drivers/gpu/drm/nouveau/nvkm/engine/dmaobj/priv.h new file mode 100644 index 000000000000..44ae8a0ca65c --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/engine/dmaobj/priv.h @@ -0,0 +1,28 @@ +#ifndef __NVKM_DMAOBJ_PRIV_H__ +#define __NVKM_DMAOBJ_PRIV_H__ +#include <engine/dmaobj.h> + +#define nvkm_dmaobj_create(p,e,c,pa,sa,d) \ + nvkm_dmaobj_create_((p), (e), (c), (pa), (sa), sizeof(**d), (void **)d) + +int nvkm_dmaobj_create_(struct nvkm_object *, struct nvkm_object *, + struct nvkm_oclass *, void **, u32 *, + int, void **); +#define _nvkm_dmaobj_dtor nvkm_object_destroy +#define _nvkm_dmaobj_init nvkm_object_init +#define _nvkm_dmaobj_fini nvkm_object_fini + +int _nvkm_dmaeng_ctor(struct nvkm_object *, struct nvkm_object *, + struct nvkm_oclass *, void *, u32, + struct nvkm_object **); +#define _nvkm_dmaeng_dtor _nvkm_engine_dtor +#define _nvkm_dmaeng_init _nvkm_engine_init +#define _nvkm_dmaeng_fini _nvkm_engine_fini + +struct nvkm_dmaeng_impl { + struct nvkm_oclass base; + struct nvkm_oclass *sclass; + int (*bind)(struct nvkm_dmaobj *, struct nvkm_object *, + struct nvkm_gpuobj **); +}; +#endif |