diff options
Diffstat (limited to 'nvkm/subdev/instmem/nv50.c')
-rw-r--r-- | nvkm/subdev/instmem/nv50.c | 171 |
1 files changed, 0 insertions, 171 deletions
diff --git a/nvkm/subdev/instmem/nv50.c b/nvkm/subdev/instmem/nv50.c deleted file mode 100644 index 64ee68023..000000000 --- a/nvkm/subdev/instmem/nv50.c +++ /dev/null @@ -1,171 +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 <subdev/fb.h> -#include <core/mm.h> - -#include "priv.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; -}; - -/****************************************************************************** - * instmem object implementation - *****************************************************************************/ - -static u32 -nv50_instobj_rd32(struct nouveau_object *object, u64 offset) -{ - struct nv50_instmem_priv *priv = (void *)nouveau_instmem(object); - 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, u64 offset, u32 data) -{ - struct nv50_instmem_priv *priv = (void *)nouveau_instmem(object); - 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 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 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 nouveau_instobj_args *args = data; - struct nv50_instobj_priv *node; - int ret; - - args->size = max((args->size + 4095) & ~4095, (u32)4096); - args->align = max((args->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, args->size, args->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 struct nouveau_instobj_impl -nv50_instobj_oclass = { - .base.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, - }, -}; - -/****************************************************************************** - * instmem subdev implementation - *****************************************************************************/ - -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); -} - -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); - return 0; -} - -struct nouveau_oclass * -nv50_instmem_oclass = &(struct nouveau_instmem_impl) { - .base.handle = NV_SUBDEV(INSTMEM, 0x50), - .base.ofuncs = &(struct nouveau_ofuncs) { - .ctor = nv50_instmem_ctor, - .dtor = _nouveau_instmem_dtor, - .init = _nouveau_instmem_init, - .fini = nv50_instmem_fini, - }, - .instobj = &nv50_instobj_oclass.base, -}.base; |