diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/core/subdev/instmem')
-rw-r--r-- | drivers/gpu/drm/nouveau/core/subdev/instmem/base.c | 135 | ||||
-rw-r--r-- | drivers/gpu/drm/nouveau/core/subdev/instmem/nv04.c | 198 | ||||
-rw-r--r-- | drivers/gpu/drm/nouveau/core/subdev/instmem/nv04.h | 39 | ||||
-rw-r--r-- | drivers/gpu/drm/nouveau/core/subdev/instmem/nv40.c | 138 | ||||
-rw-r--r-- | drivers/gpu/drm/nouveau/core/subdev/instmem/nv50.c | 172 |
5 files changed, 682 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/core/subdev/instmem/base.c b/drivers/gpu/drm/nouveau/core/subdev/instmem/base.c new file mode 100644 index 0000000..1188227 --- /dev/null +++ b/drivers/gpu/drm/nouveau/core/subdev/instmem/base.c @@ -0,0 +1,135 @@ +/* + * 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 <subdev/instmem.h> + +int +nouveau_instobj_create_(struct nouveau_object *parent, + struct nouveau_object *engine, + struct nouveau_oclass *oclass, + int length, void **pobject) +{ + struct nouveau_instmem *imem = (void *)engine; + struct nouveau_instobj *iobj; + int ret; + + ret = nouveau_object_create_(parent, engine, oclass, NV_MEMOBJ_CLASS, + length, pobject); + iobj = *pobject; + if (ret) + return ret; + + list_add(&iobj->head, &imem->list); + return 0; +} + +void +nouveau_instobj_destroy(struct nouveau_instobj *iobj) +{ + if (iobj->head.prev) + list_del(&iobj->head); + return nouveau_object_destroy(&iobj->base); +} + +void +_nouveau_instobj_dtor(struct nouveau_object *object) +{ + struct nouveau_instobj *iobj = (void *)object; + return nouveau_instobj_destroy(iobj); +} + +int +nouveau_instmem_create_(struct nouveau_object *parent, + struct nouveau_object *engine, + struct nouveau_oclass *oclass, + int length, void **pobject) +{ + struct nouveau_instmem *imem; + int ret; + + ret = nouveau_subdev_create_(parent, engine, oclass, 0, + "INSTMEM", "instmem", length, pobject); + imem = *pobject; + if (ret) + return ret; + + INIT_LIST_HEAD(&imem->list); + return 0; +} + +int +nouveau_instmem_init(struct nouveau_instmem *imem) +{ + struct nouveau_instobj *iobj; + int ret, i; + + ret = nouveau_subdev_init(&imem->base); + if (ret) + return ret; + + list_for_each_entry(iobj, &imem->list, head) { + if (iobj->suspend) { + for (i = 0; i < iobj->size; i += 4) + nv_wo32(iobj, i, iobj->suspend[i / 4]); + vfree(iobj->suspend); + iobj->suspend = NULL; + } + } + + return 0; +} + +int +nouveau_instmem_fini(struct nouveau_instmem *imem, bool suspend) +{ + struct nouveau_instobj *iobj; + int i; + + if (suspend) { + list_for_each_entry(iobj, &imem->list, head) { + iobj->suspend = vmalloc(iobj->size); + if (iobj->suspend) { + for (i = 0; i < iobj->size; i += 4) + iobj->suspend[i / 4] = nv_ro32(iobj, i); + } else + return -ENOMEM; + } + } + + return nouveau_subdev_fini(&imem->base, suspend); +} + +int +_nouveau_instmem_init(struct nouveau_object *object) +{ + struct nouveau_instmem *imem = (void *)object; + return nouveau_instmem_init(imem); +} + +int +_nouveau_instmem_fini(struct nouveau_object *object, bool suspend) +{ + struct nouveau_instmem *imem = (void *)object; + return nouveau_instmem_fini(imem, suspend); +} diff --git a/drivers/gpu/drm/nouveau/core/subdev/instmem/nv04.c b/drivers/gpu/drm/nouveau/core/subdev/instmem/nv04.c new file mode 100644 index 0000000..ba4d28b --- /dev/null +++ b/drivers/gpu/drm/nouveau/core/subdev/instmem/nv04.c @@ -0,0 +1,198 @@ +/* + * 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 <subdev/fb.h> + +#include "nv04.h" + +static int +nv04_instobj_ctor(struct nouveau_object *parent, struct nouveau_object *engine, + struct nouveau_oclass *oclass, void *data, u32 size, + struct nouveau_object **pobject) +{ + struct nv04_instmem_priv *priv = (void *)engine; + struct nv04_instobj_priv *node; + int ret, align; + + align = (unsigned long)data; + if (!align) + align = 1; + + ret = nouveau_instobj_create(parent, engine, oclass, &node); + *pobject = nv_object(node); + if (ret) + return ret; + + ret = nouveau_mm_head(&priv->heap, 1, size, size, align, &node->mem); + if (ret) + return ret; + + node->base.addr = node->mem->offset; + node->base.size = node->mem->length; + return 0; +} + +static void +nv04_instobj_dtor(struct nouveau_object *object) +{ + struct nv04_instmem_priv *priv = (void *)object->engine; + struct nv04_instobj_priv *node = (void *)object; + nouveau_mm_free(&priv->heap, &node->mem); + nouveau_instobj_destroy(&node->base); +} + +static u32 +nv04_instobj_rd32(struct nouveau_object *object, u32 addr) +{ + struct nv04_instobj_priv *node = (void *)object; + return nv_ro32(object->engine, node->mem->offset + addr); +} + +static void +nv04_instobj_wr32(struct nouveau_object *object, u32 addr, u32 data) +{ + struct nv04_instobj_priv *node = (void *)object; + nv_wo32(object->engine, node->mem->offset + addr, data); +} + +static struct nouveau_oclass +nv04_instobj_oclass = { + .ofuncs = &(struct nouveau_ofuncs) { + .ctor = nv04_instobj_ctor, + .dtor = nv04_instobj_dtor, + .init = _nouveau_instobj_init, + .fini = _nouveau_instobj_fini, + .rd32 = nv04_instobj_rd32, + .wr32 = nv04_instobj_wr32, + }, +}; + +int +nv04_instmem_alloc(struct nouveau_instmem *imem, struct nouveau_object *parent, + u32 size, u32 align, struct nouveau_object **pobject) +{ + struct nouveau_object *engine = nv_object(imem); + struct nv04_instmem_priv *priv = (void *)(imem); + int ret; + + ret = nouveau_object_ctor(parent, engine, &nv04_instobj_oclass, + (void *)(unsigned long)align, size, pobject); + if (ret) + return ret; + + /* INSTMEM itself creates objects to reserve (and preserve across + * suspend/resume) various fixed data locations, each one of these + * takes a reference on INSTMEM itself, causing it to never be + * freed. We drop all the self-references here to avoid this. + */ + if (unlikely(!priv->created)) + atomic_dec(&engine->refcount); + + return 0; +} + +static int +nv04_instmem_ctor(struct nouveau_object *parent, struct nouveau_object *engine, + struct nouveau_oclass *oclass, void *data, u32 size, + struct nouveau_object **pobject) +{ + struct nv04_instmem_priv *priv; + int ret; + + ret = nouveau_instmem_create(parent, engine, oclass, &priv); + *pobject = nv_object(priv); + if (ret) + return ret; + + /* PRAMIN aperture maps over the end of VRAM, reserve it */ + priv->base.reserved = 512 * 1024; + priv->base.alloc = nv04_instmem_alloc; + + ret = nouveau_mm_init(&priv->heap, 0, priv->base.reserved, 1); + if (ret) + return ret; + + /* 0x00000-0x10000: reserve for probable vbios image */ + ret = nouveau_gpuobj_new(parent, NULL, 0x10000, 0, 0, &priv->vbios); + if (ret) + return ret; + + /* 0x10000-0x18000: reserve for RAMHT */ + ret = nouveau_ramht_new(parent, NULL, 0x08000, 0, &priv->ramht); + if (ret) + return ret; + + /* 0x18000-0x18800: reserve for RAMFC (enough for 32 nv30 channels) */ + ret = nouveau_gpuobj_new(parent, NULL, 0x00800, 0, + NVOBJ_FLAG_ZERO_ALLOC, &priv->ramfc); + if (ret) + return ret; + + /* 0x18800-0x18a00: reserve for RAMRO */ + ret = nouveau_gpuobj_new(parent, NULL, 0x00200, 0, 0, &priv->ramro); + if (ret) + return ret; + + priv->created = true; + return 0; +} + +void +nv04_instmem_dtor(struct nouveau_object *object) +{ + struct nv04_instmem_priv *priv = (void *)object; + nouveau_gpuobj_ref(NULL, &priv->ramfc); + nouveau_gpuobj_ref(NULL, &priv->ramro); + nouveau_ramht_ref(NULL, &priv->ramht); + nouveau_gpuobj_ref(NULL, &priv->vbios); + nouveau_mm_fini(&priv->heap); + if (priv->iomem) + iounmap(priv->iomem); + nouveau_instmem_destroy(&priv->base); +} + +static u32 +nv04_instmem_rd32(struct nouveau_object *object, u32 addr) +{ + return nv_rd32(object, 0x700000 + addr); +} + +static void +nv04_instmem_wr32(struct nouveau_object *object, u32 addr, u32 data) +{ + return nv_wr32(object, 0x700000 + addr, data); +} + +struct nouveau_oclass +nv04_instmem_oclass = { + .handle = NV_SUBDEV(INSTMEM, 0x04), + .ofuncs = &(struct nouveau_ofuncs) { + .ctor = nv04_instmem_ctor, + .dtor = nv04_instmem_dtor, + .init = _nouveau_instmem_init, + .fini = _nouveau_instmem_fini, + .rd32 = nv04_instmem_rd32, + .wr32 = nv04_instmem_wr32, + }, +}; diff --git a/drivers/gpu/drm/nouveau/core/subdev/instmem/nv04.h b/drivers/gpu/drm/nouveau/core/subdev/instmem/nv04.h new file mode 100644 index 0000000..7983d8d --- /dev/null +++ b/drivers/gpu/drm/nouveau/core/subdev/instmem/nv04.h @@ -0,0 +1,39 @@ +#ifndef __NV04_INSTMEM_H__ +#define __NV04_INSTMEM_H__ + +#include <core/gpuobj.h> +#include <core/ramht.h> +#include <core/mm.h> + +#include <subdev/instmem.h> + +struct nv04_instmem_priv { + struct nouveau_instmem base; + bool created; + + void __iomem *iomem; + struct nouveau_mm heap; + + struct nouveau_gpuobj *vbios; + struct nouveau_ramht *ramht; + struct nouveau_gpuobj *ramro; + struct nouveau_gpuobj *ramfc; +}; + +static inline struct nv04_instmem_priv * +nv04_instmem(void *obj) +{ + return (void *)nouveau_instmem(obj); +} + +struct nv04_instobj_priv { + struct nouveau_instobj base; + struct nouveau_mm_node *mem; +}; + +void nv04_instmem_dtor(struct nouveau_object *); + +int nv04_instmem_alloc(struct nouveau_instmem *, struct nouveau_object *, + u32 size, u32 align, struct nouveau_object **pobject); + +#endif diff --git a/drivers/gpu/drm/nouveau/core/subdev/instmem/nv40.c b/drivers/gpu/drm/nouveau/core/subdev/instmem/nv40.c new file mode 100644 index 0000000..73c52eb --- /dev/null +++ b/drivers/gpu/drm/nouveau/core/subdev/instmem/nv40.c @@ -0,0 +1,138 @@ +/* + * 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 "nv04.h" + +static inline int +nv44_graph_class(struct nv04_instmem_priv *priv) +{ + if ((nv_device(priv)->chipset & 0xf0) == 0x60) + return 1; + return !(0x0baf & (1 << (nv_device(priv)->chipset & 0x0f))); +} + +static int +nv40_instmem_ctor(struct nouveau_object *parent, struct nouveau_object *engine, + struct nouveau_oclass *oclass, void *data, u32 size, + struct nouveau_object **pobject) +{ + struct nouveau_device *device = nv_device(parent); + struct pci_dev *pdev = device->pdev; + struct nv04_instmem_priv *priv; + int ret, bar, vs; + + ret = nouveau_instmem_create(parent, engine, oclass, &priv); + *pobject = nv_object(priv); + if (ret) + return ret; + + /* map bar */ + if (pci_resource_len(pdev, 2)) + bar = 2; + else + bar = 3; + + priv->iomem = ioremap(pci_resource_start(pdev, bar), + pci_resource_len(pdev, bar)); + if (!priv->iomem) { + nv_error(priv, "unable to map PRAMIN BAR\n"); + return -EFAULT; + } + + /* PRAMIN aperture maps over the end of vram, reserve enough space + * to fit graphics contexts for every channel, the magics come + * from engine/graph/nv40.c + */ + vs = hweight8((nv_rd32(priv, 0x001540) & 0x0000ff00) >> 8); + if (device->chipset == 0x40) priv->base.reserved = 0x6aa0 * vs; + else if (device->chipset < 0x43) priv->base.reserved = 0x4f00 * vs; + else if (nv44_graph_class(priv)) priv->base.reserved = 0x4980 * vs; + else priv->base.reserved = 0x4a40 * vs; + priv->base.reserved += 16 * 1024; + priv->base.reserved *= 32; /* per-channel */ + priv->base.reserved += 512 * 1024; /* pci(e)gart table */ + priv->base.reserved += 512 * 1024; /* object storage */ + + priv->base.reserved = round_up(priv->base.reserved, 4096); + priv->base.alloc = nv04_instmem_alloc; + + ret = nouveau_mm_init(&priv->heap, 0, priv->base.reserved, 1); + if (ret) + return ret; + + /* 0x00000-0x10000: reserve for probable vbios image */ + ret = nouveau_gpuobj_new(parent, NULL, 0x10000, 0, 0, &priv->vbios); + if (ret) + return ret; + + /* 0x10000-0x18000: reserve for RAMHT */ + ret = nouveau_ramht_new(parent, NULL, 0x08000, 0, &priv->ramht); + if (ret) + return ret; + + /* 0x18000-0x18200: reserve for RAMRO + * 0x18200-0x20000: padding + */ + ret = nouveau_gpuobj_new(parent, NULL, 0x08000, 0, 0, &priv->ramro); + if (ret) + return ret; + + /* 0x20000-0x21000: reserve for RAMFC + * 0x21000-0x40000: padding and some unknown crap + */ + ret = nouveau_gpuobj_new(parent, NULL, 0x20000, 0, + NVOBJ_FLAG_ZERO_ALLOC, &priv->ramfc); + if (ret) + return ret; + + priv->created = true; + return 0; +} + +static u32 +nv40_instmem_rd32(struct nouveau_object *object, u32 addr) +{ + struct nv04_instmem_priv *priv = (void *)object; + return ioread32_native(priv->iomem + addr); +} + +static void +nv40_instmem_wr32(struct nouveau_object *object, u32 addr, u32 data) +{ + struct nv04_instmem_priv *priv = (void *)object; + iowrite32_native(data, priv->iomem + addr); +} + +struct nouveau_oclass +nv40_instmem_oclass = { + .handle = NV_SUBDEV(INSTMEM, 0x40), + .ofuncs = &(struct nouveau_ofuncs) { + .ctor = nv40_instmem_ctor, + .dtor = nv04_instmem_dtor, + .init = _nouveau_instmem_init, + .fini = _nouveau_instmem_fini, + .rd32 = nv40_instmem_rd32, + .wr32 = nv40_instmem_wr32, + }, +}; diff --git a/drivers/gpu/drm/nouveau/core/subdev/instmem/nv50.c b/drivers/gpu/drm/nouveau/core/subdev/instmem/nv50.c new file mode 100644 index 0000000..27ef089 --- /dev/null +++ b/drivers/gpu/drm/nouveau/core/subdev/instmem/nv50.c @@ -0,0 +1,172 @@ +/* + * 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 <subdev/instmem.h> +#include <subdev/fb.h> + +#include <core/mm.h> + +struct nv50_instmem_priv { + struct nouveau_instmem base; + spinlock_t lock; + u64 addr; +}; + +struct nv50_instobj_priv { + struct nouveau_instobj base; + struct nouveau_mem *mem; +}; + +static int +nv50_instobj_ctor(struct nouveau_object *parent, struct nouveau_object *engine, + struct nouveau_oclass *oclass, void *data, u32 size, + struct nouveau_object **pobject) +{ + struct nouveau_fb *pfb = nouveau_fb(parent); + struct nv50_instobj_priv *node; + u32 align = (unsigned long)data; + int ret; + + size = max((size + 4095) & ~4095, (u32)4096); + align = max((align + 4095) & ~4095, (u32)4096); + + ret = nouveau_instobj_create(parent, engine, oclass, &node); + *pobject = nv_object(node); + if (ret) + return ret; + + ret = pfb->ram.get(pfb, size, align, 0, 0x800, &node->mem); + if (ret) + return ret; + + node->base.addr = node->mem->offset; + node->base.size = node->mem->size << 12; + node->mem->page_shift = 12; + return 0; +} + +static void +nv50_instobj_dtor(struct nouveau_object *object) +{ + struct nv50_instobj_priv *node = (void *)object; + struct nouveau_fb *pfb = nouveau_fb(object); + pfb->ram.put(pfb, &node->mem); + nouveau_instobj_destroy(&node->base); +} + +static u32 +nv50_instobj_rd32(struct nouveau_object *object, u32 offset) +{ + struct nv50_instmem_priv *priv = (void *)object->engine; + struct nv50_instobj_priv *node = (void *)object; + unsigned long flags; + u64 base = (node->mem->offset + offset) & 0xffffff00000ULL; + u64 addr = (node->mem->offset + offset) & 0x000000fffffULL; + u32 data; + + spin_lock_irqsave(&priv->lock, flags); + if (unlikely(priv->addr != base)) { + nv_wr32(priv, 0x001700, base >> 16); + priv->addr = base; + } + data = nv_rd32(priv, 0x700000 + addr); + spin_unlock_irqrestore(&priv->lock, flags); + return data; +} + +static void +nv50_instobj_wr32(struct nouveau_object *object, u32 offset, u32 data) +{ + struct nv50_instmem_priv *priv = (void *)object->engine; + struct nv50_instobj_priv *node = (void *)object; + unsigned long flags; + u64 base = (node->mem->offset + offset) & 0xffffff00000ULL; + u64 addr = (node->mem->offset + offset) & 0x000000fffffULL; + + spin_lock_irqsave(&priv->lock, flags); + if (unlikely(priv->addr != base)) { + nv_wr32(priv, 0x001700, base >> 16); + priv->addr = base; + } + nv_wr32(priv, 0x700000 + addr, data); + spin_unlock_irqrestore(&priv->lock, flags); +} + +static struct nouveau_oclass +nv50_instobj_oclass = { + .ofuncs = &(struct nouveau_ofuncs) { + .ctor = nv50_instobj_ctor, + .dtor = nv50_instobj_dtor, + .init = _nouveau_instobj_init, + .fini = _nouveau_instobj_fini, + .rd32 = nv50_instobj_rd32, + .wr32 = nv50_instobj_wr32, + }, +}; + +static int +nv50_instmem_alloc(struct nouveau_instmem *imem, struct nouveau_object *parent, + u32 size, u32 align, struct nouveau_object **pobject) +{ + struct nouveau_object *engine = nv_object(imem); + return nouveau_object_ctor(parent, engine, &nv50_instobj_oclass, + (void *)(unsigned long)align, size, pobject); +} + +static int +nv50_instmem_ctor(struct nouveau_object *parent, struct nouveau_object *engine, + struct nouveau_oclass *oclass, void *data, u32 size, + struct nouveau_object **pobject) +{ + struct nv50_instmem_priv *priv; + int ret; + + ret = nouveau_instmem_create(parent, engine, oclass, &priv); + *pobject = nv_object(priv); + if (ret) + return ret; + + spin_lock_init(&priv->lock); + priv->base.alloc = nv50_instmem_alloc; + return 0; +} + +static int +nv50_instmem_fini(struct nouveau_object *object, bool suspend) +{ + struct nv50_instmem_priv *priv = (void *)object; + priv->addr = ~0ULL; + return nouveau_instmem_fini(&priv->base, suspend); +} + +struct nouveau_oclass +nv50_instmem_oclass = { + .handle = NV_SUBDEV(INSTMEM, 0x50), + .ofuncs = &(struct nouveau_ofuncs) { + .ctor = nv50_instmem_ctor, + .dtor = _nouveau_instmem_dtor, + .init = _nouveau_instmem_init, + .fini = nv50_instmem_fini, + }, +}; |