forked from Minki/linux
a8eaebc6c5
Reviewed-by: Francisco Jerez <currojerez@riseup.net> Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
54 lines
1.9 KiB
C
54 lines
1.9 KiB
C
/*
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* Copyright 2010 Red Hat Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* Authors: Ben Skeggs
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*/
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#ifndef __NOUVEAU_RAMHT_H__
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#define __NOUVEAU_RAMHT_H__
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struct nouveau_ramht_entry {
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struct list_head head;
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struct nouveau_channel *channel;
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struct nouveau_gpuobj *gpuobj;
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u32 handle;
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};
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struct nouveau_ramht {
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struct drm_device *dev;
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int refcount;
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struct nouveau_gpuobj *gpuobj;
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struct list_head entries;
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};
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extern int nouveau_ramht_new(struct drm_device *, struct nouveau_gpuobj *,
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struct nouveau_ramht **);
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extern void nouveau_ramht_ref(struct nouveau_ramht *, struct nouveau_ramht **,
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struct nouveau_channel *unref_channel);
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extern int nouveau_ramht_insert(struct nouveau_channel *, u32 handle,
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struct nouveau_gpuobj *);
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extern void nouveau_ramht_remove(struct nouveau_channel *, u32 handle);
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extern struct nouveau_gpuobj *
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nouveau_ramht_find(struct nouveau_channel *chan, u32 handle);
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#endif
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