diff options
Diffstat (limited to 'nvkm/subdev/fb/nvc0.c')
-rw-r--r-- | nvkm/subdev/fb/nvc0.c | 120 |
1 files changed, 0 insertions, 120 deletions
diff --git a/nvkm/subdev/fb/nvc0.c b/nvkm/subdev/fb/nvc0.c deleted file mode 100644 index 32f28dc73..000000000 --- a/nvkm/subdev/fb/nvc0.c +++ /dev/null @@ -1,120 +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 "nvc0.h" - -extern const u8 nvc0_pte_storage_type_map[256]; - -bool -nvc0_fb_memtype_valid(struct nouveau_fb *pfb, u32 tile_flags) -{ - u8 memtype = (tile_flags & 0x0000ff00) >> 8; - return likely((nvc0_pte_storage_type_map[memtype] != 0xff)); -} - -static void -nvc0_fb_intr(struct nouveau_subdev *subdev) -{ - struct nvc0_fb_priv *priv = (void *)subdev; - u32 intr = nv_rd32(priv, 0x000100); - if (intr & 0x08000000) { - nv_debug(priv, "PFFB intr\n"); - intr &= ~0x08000000; - } - if (intr & 0x00002000) { - nv_debug(priv, "PBFB intr\n"); - intr &= ~0x00002000; - } -} - -int -nvc0_fb_init(struct nouveau_object *object) -{ - struct nvc0_fb_priv *priv = (void *)object; - int ret; - - ret = nouveau_fb_init(&priv->base); - if (ret) - return ret; - - if (priv->r100c10_page) - nv_wr32(priv, 0x100c10, priv->r100c10 >> 8); - nv_mask(priv, 0x100c80, 0x00000001, 0x00000000); /* 128KiB lpg */ - return 0; -} - -void -nvc0_fb_dtor(struct nouveau_object *object) -{ - struct nouveau_device *device = nv_device(object); - struct nvc0_fb_priv *priv = (void *)object; - - if (priv->r100c10_page) { - dma_unmap_page(nv_device_base(device), priv->r100c10, PAGE_SIZE, - DMA_BIDIRECTIONAL); - __free_page(priv->r100c10_page); - } - - nouveau_fb_destroy(&priv->base); -} - -int -nvc0_fb_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 nvc0_fb_priv *priv; - int ret; - - ret = nouveau_fb_create(parent, engine, oclass, &priv); - *pobject = nv_object(priv); - if (ret) - return ret; - - priv->r100c10_page = alloc_page(GFP_KERNEL | __GFP_ZERO); - if (priv->r100c10_page) { - priv->r100c10 = dma_map_page(nv_device_base(device), - priv->r100c10_page, 0, PAGE_SIZE, - DMA_BIDIRECTIONAL); - if (dma_mapping_error(nv_device_base(device), priv->r100c10)) - return -EFAULT; - } - - nv_subdev(priv)->intr = nvc0_fb_intr; - return 0; -} - -struct nouveau_oclass * -nvc0_fb_oclass = &(struct nouveau_fb_impl) { - .base.handle = NV_SUBDEV(FB, 0xc0), - .base.ofuncs = &(struct nouveau_ofuncs) { - .ctor = nvc0_fb_ctor, - .dtor = nvc0_fb_dtor, - .init = nvc0_fb_init, - .fini = _nouveau_fb_fini, - }, - .memtype = nvc0_fb_memtype_valid, - .ram = &nvc0_ram_oclass, -}.base; |