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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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56 lines
1.5 KiB
C
56 lines
1.5 KiB
C
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/*
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* TI Wakeup M3 for AMx3 SoCs Power Management Routines
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*
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* Copyright (C) 2015 Texas Instruments Incorporated - http://www.ti.com/
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* Dave Gerlach <d-gerlach@ti.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation version 2.
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*
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* This program is distributed "as is" WITHOUT ANY WARRANTY of any
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* kind, whether express or implied; without even the implied warranty
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* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef _LINUX_WKUP_M3_IPC_H
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#define _LINUX_WKUP_M3_IPC_H
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#define WKUP_M3_DEEPSLEEP 1
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#define WKUP_M3_STANDBY 2
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#define WKUP_M3_IDLE 3
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#include <linux/mailbox_client.h>
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struct wkup_m3_ipc_ops;
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struct wkup_m3_ipc {
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struct rproc *rproc;
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void __iomem *ipc_mem_base;
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struct device *dev;
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int mem_type;
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unsigned long resume_addr;
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int state;
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struct completion sync_complete;
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struct mbox_client mbox_client;
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struct mbox_chan *mbox;
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struct wkup_m3_ipc_ops *ops;
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};
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struct wkup_m3_ipc_ops {
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void (*set_mem_type)(struct wkup_m3_ipc *m3_ipc, int mem_type);
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void (*set_resume_address)(struct wkup_m3_ipc *m3_ipc, void *addr);
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int (*prepare_low_power)(struct wkup_m3_ipc *m3_ipc, int state);
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int (*finish_low_power)(struct wkup_m3_ipc *m3_ipc);
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int (*request_pm_status)(struct wkup_m3_ipc *m3_ipc);
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};
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struct wkup_m3_ipc *wkup_m3_ipc_get(void);
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void wkup_m3_ipc_put(struct wkup_m3_ipc *m3_ipc);
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#endif /* _LINUX_WKUP_M3_IPC_H */
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