[linux-block.git] / include / linux / remoteproc / qcom_rproc.h

#ifndef __QCOM_RPROC_H__
#define __QCOM_RPROC_H__

struct notifier_block;

/**
 * enum qcom_ssr_notify_type - Startup/Shutdown events related to a remoteproc
 * processor.
 *
 * @QCOM_SSR_BEFORE_POWERUP:	Remoteproc about to start (prepare stage)
 * @QCOM_SSR_AFTER_POWERUP:	Remoteproc is running (start stage)
 * @QCOM_SSR_BEFORE_SHUTDOWN:	Remoteproc crashed or shutting down (stop stage)
 * @QCOM_SSR_AFTER_SHUTDOWN:	Remoteproc is down (unprepare stage)
 */
enum qcom_ssr_notify_type {
	QCOM_SSR_BEFORE_POWERUP,
	QCOM_SSR_AFTER_POWERUP,
	QCOM_SSR_BEFORE_SHUTDOWN,
	QCOM_SSR_AFTER_SHUTDOWN,
};

struct qcom_ssr_notify_data {
	const char *name;
	bool crashed;
};

#if IS_ENABLED(CONFIG_QCOM_RPROC_COMMON)

void *qcom_register_ssr_notifier(const char *name, struct notifier_block *nb);
int qcom_unregister_ssr_notifier(void *notify, struct notifier_block *nb);

#else

static inline void *qcom_register_ssr_notifier(const char *name,
					       struct notifier_block *nb)
{
	return NULL;
}

static inline int qcom_unregister_ssr_notifier(void *notify,
					       struct notifier_block *nb)
{
	return 0;
}

#endif

#endif
Commit	Line	Data
1e140df0 BA	1	#ifndef __QCOM_RPROC_H__
	2	#define __QCOM_RPROC_H__
	3
	4	struct notifier_block;
	5
62495d77 RB	6	/**
	7	* enum qcom_ssr_notify_type - Startup/Shutdown events related to a remoteproc
	8	* processor.
	9	*
	10	* @QCOM_SSR_BEFORE_POWERUP: Remoteproc about to start (prepare stage)
	11	* @QCOM_SSR_AFTER_POWERUP: Remoteproc is running (start stage)
	12	* @QCOM_SSR_BEFORE_SHUTDOWN: Remoteproc crashed or shutting down (stop stage)
	13	* @QCOM_SSR_AFTER_SHUTDOWN: Remoteproc is down (unprepare stage)
	14	*/
	15	enum qcom_ssr_notify_type {
	16	QCOM_SSR_BEFORE_POWERUP,
	17	QCOM_SSR_AFTER_POWERUP,
	18	QCOM_SSR_BEFORE_SHUTDOWN,
	19	QCOM_SSR_AFTER_SHUTDOWN,
	20	};
	21
5abfe5cf RB	22	struct qcom_ssr_notify_data {
	23	const char *name;
	24	bool crashed;
	25	};
	26
99412221 AE	27	#if IS_ENABLED(CONFIG_QCOM_RPROC_COMMON)
99412221 AE	28
5abfe5cf RB	29	void qcom_register_ssr_notifier(const char name, struct notifier_block *nb);
5abfe5cf RB	30	int qcom_unregister_ssr_notifier(void notify, struct notifier_block nb);
1e140df0 BA	31
	32	#else
	33
5abfe5cf RB	34	static inline void qcom_register_ssr_notifier(const char name,
5abfe5cf RB	35	struct notifier_block *nb)
1e140df0	36	{
5abfe5cf	37	return NULL;
1e140df0 BA	38	}
1e140df0 BA	39
5abfe5cf RB	40	static inline int qcom_unregister_ssr_notifier(void *notify,
	41	struct notifier_block *nb)
	42	{
	43	return 0;
	44	}
1e140df0 BA	45
	46	#endif
	47
	48	#endif