69 lines
2 KiB
C
69 lines
2 KiB
C
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/*
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* Move OProfile dependencies from spufs module to the kernel so it
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* can run on non-cell PPC.
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*
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* Copyright (C) IBM 2005
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#undef DEBUG
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#include <linux/export.h>
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#include <linux/notifier.h>
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#include <asm/spu.h>
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#include "spufs/spufs.h"
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static BLOCKING_NOTIFIER_HEAD(spu_switch_notifier);
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void spu_switch_notify(struct spu *spu, struct spu_context *ctx)
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{
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blocking_notifier_call_chain(&spu_switch_notifier,
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ctx ? ctx->object_id : 0, spu);
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}
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EXPORT_SYMBOL_GPL(spu_switch_notify);
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int spu_switch_event_register(struct notifier_block *n)
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{
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int ret;
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ret = blocking_notifier_chain_register(&spu_switch_notifier, n);
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if (!ret)
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notify_spus_active();
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return ret;
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}
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EXPORT_SYMBOL_GPL(spu_switch_event_register);
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int spu_switch_event_unregister(struct notifier_block *n)
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{
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return blocking_notifier_chain_unregister(&spu_switch_notifier, n);
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}
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EXPORT_SYMBOL_GPL(spu_switch_event_unregister);
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void spu_set_profile_private_kref(struct spu_context *ctx,
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struct kref *prof_info_kref,
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void (* prof_info_release) (struct kref *kref))
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{
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ctx->prof_priv_kref = prof_info_kref;
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ctx->prof_priv_release = prof_info_release;
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}
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EXPORT_SYMBOL_GPL(spu_set_profile_private_kref);
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void *spu_get_profile_private_kref(struct spu_context *ctx)
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{
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return ctx->prof_priv_kref;
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}
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EXPORT_SYMBOL_GPL(spu_get_profile_private_kref);
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