825fddf651
re-organise the including of the new public header file and remove un-needed includes Fixes:210c383e24("power: packet format for vm power management") Fixes:cd0d5547e8("power: vm communication channels in guest") Cc: stable@dpdk.org Signed-off-by: Bruce Richardson <bruce.richardson@intel.com> Signed-off-by: David Hunt <david.hunt@intel.com> Acked-by: Anatoly Burakov <anatoly.burakov@intel.com>
93 lines
1.7 KiB
C
93 lines
1.7 KiB
C
/* SPDX-License-Identifier: BSD-3-Clause
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* Copyright(c) 2010-2014 Intel Corporation
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*/
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#ifndef CHANNEL_MONITOR_H_
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#define CHANNEL_MONITOR_H_
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#include <rte_power.h>
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#include "channel_manager.h"
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struct core_share {
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unsigned int pcpu;
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/*
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* 1 CORE SHARE
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* 0 NOT SHARED
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*/
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int status;
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};
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struct policy {
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struct rte_power_channel_packet pkt;
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uint32_t pfid[RTE_POWER_MAX_VFS];
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uint32_t port[RTE_POWER_MAX_VFS];
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unsigned int enabled;
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struct core_share core_share[RTE_POWER_MAX_VCPU_PER_VM];
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};
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* Setup the Channel Monitor resources required to initialize epoll.
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* Must be called first before calling other functions.
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*
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* @return
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* - 0 on success.
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* - Negative on error.
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*/
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int channel_monitor_init(void);
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/**
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* Run the channel monitor, loops forever on on epoll_wait.
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*
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*
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* @return
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* None
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*/
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void run_channel_monitor(void);
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/**
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* Exit the Channel Monitor, exiting the epoll_wait loop and events processing.
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*
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* @return
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* - 0 on success.
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* - Negative on error.
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*/
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void channel_monitor_exit(void);
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/**
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* Add an open channel to monitor via epoll. A pointer to struct channel_info
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* will be registered with epoll for event processing.
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* It is thread-safe.
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*
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* @param chan_info
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* Pointer to struct channel_info pointer.
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*
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* @return
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* - 0 on success.
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* - Negative on error.
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*/
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int add_channel_to_monitor(struct channel_info **chan_info);
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/**
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* Remove a previously added channel from epoll control.
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*
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* @param chan_info
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* Pointer to struct channel_info.
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*
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* @return
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* - 0 on success.
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* - Negative on error.
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*/
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int remove_channel_from_monitor(struct channel_info *chan_info);
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#ifdef __cplusplus
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}
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#endif
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#endif /* CHANNEL_MONITOR_H_ */
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