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- // SPDX-License-Identifier: GPL-2.0-only
- /*
- * Copyright (c) 2016, The Linux Foundation. All rights reserved.
- */
- #include <linux/module.h>
- #include <soc/qcom/subsystem_restart.h>
- #include <soc/qcom/subsystem_notif.h>
- #include "audio_ssr.h"
- static char *audio_ssr_domains[] = {
- "adsp",
- "modem"
- };
- /**
- * audio_ssr_register -
- * register to SSR framework
- *
- * @domain_id: Domain ID to register with
- * @nb: notifier block
- *
- * Returns handle pointer on success or error PTR on failure
- */
- void *audio_ssr_register(int domain_id, struct notifier_block *nb)
- {
- if ((domain_id < 0) ||
- (domain_id >= AUDIO_SSR_DOMAIN_MAX)) {
- pr_err("%s: Invalid service ID %d\n", __func__, domain_id);
- return ERR_PTR(-EINVAL);
- }
- return subsys_notif_register_notifier(
- audio_ssr_domains[domain_id], nb);
- }
- EXPORT_SYMBOL(audio_ssr_register);
- /**
- * audio_ssr_deregister -
- * Deregister handle from SSR framework
- *
- * @handle: SSR handle
- * @nb: notifier block
- *
- * Returns 0 on success or error on failure
- */
- int audio_ssr_deregister(void *handle, struct notifier_block *nb)
- {
- return subsys_notif_unregister_notifier(handle, nb);
- }
- EXPORT_SYMBOL(audio_ssr_deregister);
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