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- /*
- *
- * Intel Management Engine Interface (Intel MEI) Linux driver
- * Copyright (c) 2003-2012, Intel Corporation.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- */
- #ifndef _MEI_HBM_H_
- #define _MEI_HBM_H_
- struct mei_device;
- struct mei_msg_hdr;
- struct mei_cl;
- /**
- * enum mei_hbm_state - host bus message protocol state
- *
- * @MEI_HBM_IDLE : protocol not started
- * @MEI_HBM_STARTING : start request message was sent
- * @MEI_HBM_ENUM_CLIENTS : enumeration request was sent
- * @MEI_HBM_CLIENT_PROPERTIES : acquiring clients properties
- * @MEI_HBM_STARTED : enumeration was completed
- * @MEI_HBM_STOPPED : stopping exchange
- */
- enum mei_hbm_state {
- MEI_HBM_IDLE = 0,
- MEI_HBM_STARTING,
- MEI_HBM_ENUM_CLIENTS,
- MEI_HBM_CLIENT_PROPERTIES,
- MEI_HBM_STARTED,
- MEI_HBM_STOPPED,
- };
- const char *mei_hbm_state_str(enum mei_hbm_state state);
- int mei_hbm_dispatch(struct mei_device *dev, struct mei_msg_hdr *hdr);
- void mei_hbm_idle(struct mei_device *dev);
- void mei_hbm_reset(struct mei_device *dev);
- int mei_hbm_start_req(struct mei_device *dev);
- int mei_hbm_start_wait(struct mei_device *dev);
- int mei_hbm_cl_flow_control_req(struct mei_device *dev, struct mei_cl *cl);
- int mei_hbm_cl_disconnect_req(struct mei_device *dev, struct mei_cl *cl);
- int mei_hbm_cl_disconnect_rsp(struct mei_device *dev, struct mei_cl *cl);
- int mei_hbm_cl_connect_req(struct mei_device *dev, struct mei_cl *cl);
- bool mei_hbm_version_is_supported(struct mei_device *dev);
- int mei_hbm_pg(struct mei_device *dev, u8 pg_cmd);
- void mei_hbm_pg_resume(struct mei_device *dev);
- int mei_hbm_cl_notify_req(struct mei_device *dev,
- struct mei_cl *cl, u8 request);
- #endif /* _MEI_HBM_H_ */
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