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Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_notifier.c')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_notifier.c163
1 files changed, 0 insertions, 163 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_notifier.c b/drivers/gpu/drm/nouveau/nouveau_notifier.c
deleted file mode 100644
index 69c93b864519..000000000000
--- a/drivers/gpu/drm/nouveau/nouveau_notifier.c
+++ /dev/null
@@ -1,163 +0,0 @@
-/*
- * Copyright (C) 2007 Ben Skeggs.
- *
- * All Rights Reserved.
- *
- * 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 (including the
- * next paragraph) 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 OWNER(S) AND/OR ITS SUPPLIERS 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.
- *
- */
-
-#include "drmP.h"
-#include "drm.h"
-#include "nouveau_drv.h"
-#include "nouveau_ramht.h"
-
-int
-nouveau_notifier_init_channel(struct nouveau_channel *chan)
-{
- struct drm_device *dev = chan->dev;
- struct drm_nouveau_private *dev_priv = dev->dev_private;
- struct nouveau_bo *ntfy = NULL;
- uint32_t flags, ttmpl;
- int ret;
-
- if (nouveau_vram_notify) {
- flags = NOUVEAU_GEM_DOMAIN_VRAM;
- ttmpl = TTM_PL_FLAG_VRAM;
- } else {
- flags = NOUVEAU_GEM_DOMAIN_GART;
- ttmpl = TTM_PL_FLAG_TT;
- }
-
- ret = nouveau_gem_new(dev, PAGE_SIZE, 0, flags, 0, 0, &ntfy);
- if (ret)
- return ret;
-
- ret = nouveau_bo_pin(ntfy, ttmpl);
- if (ret)
- goto out_err;
-
- ret = nouveau_bo_map(ntfy);
- if (ret)
- goto out_err;
-
- if (dev_priv->card_type >= NV_50) {
- ret = nouveau_bo_vma_add(ntfy, chan->vm, &chan->notifier_vma);
- if (ret)
- goto out_err;
- }
-
- ret = drm_mm_init(&chan->notifier_heap, 0, ntfy->bo.mem.size);
- if (ret)
- goto out_err;
-
- chan->notifier_bo = ntfy;
-out_err:
- if (ret) {
- nouveau_bo_vma_del(ntfy, &chan->notifier_vma);
- drm_gem_object_unreference_unlocked(ntfy->gem);
- }
-
- return ret;
-}
-
-void
-nouveau_notifier_takedown_channel(struct nouveau_channel *chan)
-{
- struct drm_device *dev = chan->dev;
-
- if (!chan->notifier_bo)
- return;
-
- nouveau_bo_vma_del(chan->notifier_bo, &chan->notifier_vma);
- nouveau_bo_unmap(chan->notifier_bo);
- mutex_lock(&dev->struct_mutex);
- nouveau_bo_unpin(chan->notifier_bo);
- mutex_unlock(&dev->struct_mutex);
- drm_gem_object_unreference_unlocked(chan->notifier_bo->gem);
- drm_mm_takedown(&chan->notifier_heap);
-}
-
-static void
-nouveau_notifier_gpuobj_dtor(struct drm_device *dev,
- struct nouveau_gpuobj *gpuobj)
-{
- NV_DEBUG(dev, "\n");
-
- if (gpuobj->priv)
- drm_mm_put_block(gpuobj->priv);
-}
-
-int
-nouveau_notifier_alloc(struct nouveau_channel *chan, uint32_t handle,
- int size, uint32_t start, uint32_t end,
- uint32_t *b_offset)
-{
- struct drm_device *dev = chan->dev;
- struct drm_nouveau_private *dev_priv = dev->dev_private;
- struct nouveau_gpuobj *nobj = NULL;
- struct drm_mm_node *mem;
- uint64_t offset;
- int target, ret;
-
- mem = drm_mm_search_free_in_range(&chan->notifier_heap, size, 0,
- start, end, 0);
- if (mem)
- mem = drm_mm_get_block_range(mem, size, 0, start, end);
- if (!mem) {
- NV_ERROR(dev, "Channel %d notifier block full\n", chan->id);
- return -ENOMEM;
- }
-
- if (dev_priv->card_type < NV_50) {
- if (chan->notifier_bo->bo.mem.mem_type == TTM_PL_VRAM)
- target = NV_MEM_TARGET_VRAM;
- else
- target = NV_MEM_TARGET_GART;
- offset = chan->notifier_bo->bo.offset;
- } else {
- target = NV_MEM_TARGET_VM;
- offset = chan->notifier_vma.offset;
- }
- offset += mem->start;
-
- ret = nouveau_gpuobj_dma_new(chan, NV_CLASS_DMA_IN_MEMORY, offset,
- mem->size, NV_MEM_ACCESS_RW, target,
- &nobj);
- if (ret) {
- drm_mm_put_block(mem);
- NV_ERROR(dev, "Error creating notifier ctxdma: %d\n", ret);
- return ret;
- }
- nobj->dtor = nouveau_notifier_gpuobj_dtor;
- nobj->priv = mem;
-
- ret = nouveau_ramht_insert(chan, handle, nobj);
- nouveau_gpuobj_ref(NULL, &nobj);
- if (ret) {
- drm_mm_put_block(mem);
- NV_ERROR(dev, "Error adding notifier to ramht: %d\n", ret);
- return ret;
- }
-
- *b_offset = mem->start;
- return 0;
-}