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55 lines
1.4 KiB
55 lines
1.4 KiB
// SPDX-License-Identifier: GPL-2.0-or-later |
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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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#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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