// SPDX-License-Identifier: GPL-2.0-or-later /* * Move OProfile dependencies from spufs module to the kernel so it * can run on non-cell PPC. * * Copyright (C) IBM 2005 */ #undef DEBUG #include <linux/export.h> #include <linux/notifier.h> #include <asm/spu.h> #include "spufs/spufs.h" static BLOCKING_NOTIFIER_HEAD(spu_switch_notifier); void spu_switch_notify(struct spu *spu, struct spu_context *ctx) { blocking_notifier_call_chain(&spu_switch_notifier, ctx ? ctx->object_id : 0, spu); } EXPORT_SYMBOL_GPL(spu_switch_notify); int spu_switch_event_register(struct notifier_block *n) { int ret; ret = blocking_notifier_chain_register(&spu_switch_notifier, n); if (!ret) notify_spus_active(); return ret; } EXPORT_SYMBOL_GPL(spu_switch_event_register); int spu_switch_event_unregister(struct notifier_block *n) { return blocking_notifier_chain_unregister(&spu_switch_notifier, n); } EXPORT_SYMBOL_GPL(spu_switch_event_unregister); void spu_set_profile_private_kref(struct spu_context *ctx, struct kref *prof_info_kref, void (* prof_info_release) (struct kref *kref)) { ctx->prof_priv_kref = prof_info_kref; ctx->prof_priv_release = prof_info_release; } EXPORT_SYMBOL_GPL(spu_set_profile_private_kref); void *spu_get_profile_private_kref(struct spu_context *ctx) { return ctx->prof_priv_kref; } EXPORT_SYMBOL_GPL(spu_get_profile_private_kref);