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/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
/*
* Copyright(c) 2015-2017 Intel Corporation.
*/
#ifndef _ASPM_H
#define _ASPM_H
#include "hfi.h"
extern uint aspm_mode;
enum aspm_mode {
ASPM_MODE_DISABLED = 0, /* ASPM always disabled, performance mode */
ASPM_MODE_ENABLED = 1, /* ASPM always enabled, power saving mode */
ASPM_MODE_DYNAMIC = 2, /* ASPM enabled/disabled dynamically */
};
void aspm_init(struct hfi1_devdata *dd);
void aspm_exit(struct hfi1_devdata *dd);
void aspm_hw_disable_l1(struct hfi1_devdata *dd);
void __aspm_ctx_disable(struct hfi1_ctxtdata *rcd);
void aspm_disable_all(struct hfi1_devdata *dd);
void aspm_enable_all(struct hfi1_devdata *dd);
static inline void aspm_ctx_disable(struct hfi1_ctxtdata *rcd)
{
/* Quickest exit for minimum impact */
if (likely(!rcd->aspm_intr_supported))
return;
__aspm_ctx_disable(rcd);
}
#endif /* _ASPM_H */
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