diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvc0_vram.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvc0_vram.c | 99 |
1 files changed, 0 insertions, 99 deletions
diff --git a/drivers/gpu/drm/nouveau/nvc0_vram.c b/drivers/gpu/drm/nouveau/nvc0_vram.c deleted file mode 100644 index 858eda5dedd..00000000000 --- a/drivers/gpu/drm/nouveau/nvc0_vram.c +++ /dev/null @@ -1,99 +0,0 @@ -/* - * Copyright 2010 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 "drmP.h" -#include "nouveau_drv.h" -#include "nouveau_mm.h" - -bool -nvc0_vram_flags_valid(struct drm_device *dev, u32 tile_flags) -{ - switch (tile_flags & NOUVEAU_GEM_TILE_LAYOUT_MASK) { - case 0x0000: - case 0xfe00: - case 0xdb00: - case 0x1100: - return true; - default: - break; - } - - return false; -} - -int -nvc0_vram_new(struct drm_device *dev, u64 size, u32 align, u32 ncmin, - u32 type, struct nouveau_vram **pvram) -{ - struct drm_nouveau_private *dev_priv = dev->dev_private; - struct ttm_bo_device *bdev = &dev_priv->ttm.bdev; - struct ttm_mem_type_manager *man = &bdev->man[TTM_PL_VRAM]; - struct nouveau_mm *mm = man->priv; - struct nouveau_mm_node *r; - struct nouveau_vram *vram; - int ret; - - size >>= 12; - align >>= 12; - ncmin >>= 12; - - vram = kzalloc(sizeof(*vram), GFP_KERNEL); - if (!vram) - return -ENOMEM; - - INIT_LIST_HEAD(&vram->regions); - vram->dev = dev_priv->dev; - vram->memtype = type; - vram->size = size; - - mutex_lock(&mm->mutex); - do { - ret = nouveau_mm_get(mm, 1, size, ncmin, align, &r); - if (ret) { - mutex_unlock(&mm->mutex); - nv50_vram_del(dev, &vram); - return ret; - } - - list_add_tail(&r->rl_entry, &vram->regions); - size -= r->length; - } while (size); - mutex_unlock(&mm->mutex); - - r = list_first_entry(&vram->regions, struct nouveau_mm_node, rl_entry); - vram->offset = (u64)r->offset << 12; - *pvram = vram; - return 0; -} - -int -nvc0_vram_init(struct drm_device *dev) -{ - struct drm_nouveau_private *dev_priv = dev->dev_private; - - dev_priv->vram_size = nv_rd32(dev, 0x10f20c) << 20; - dev_priv->vram_size *= nv_rd32(dev, 0x121c74); - dev_priv->vram_rblock_size = 4096; - return 0; -} |
