xref: /openbmc/linux/drivers/misc/mei/hw-me.h (revision afb46f79)
1 /*
2  *
3  * Intel Management Engine Interface (Intel MEI) Linux driver
4  * Copyright (c) 2003-2012, Intel Corporation.
5  *
6  * This program is free software; you can redistribute it and/or modify it
7  * under the terms and conditions of the GNU General Public License,
8  * version 2, as published by the Free Software Foundation.
9  *
10  * This program is distributed in the hope it will be useful, but WITHOUT
11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
13  * more details.
14  *
15  */
16 
17 
18 
19 #ifndef _MEI_INTERFACE_H_
20 #define _MEI_INTERFACE_H_
21 
22 #include <linux/mei.h>
23 #include <linux/irqreturn.h>
24 #include "mei_dev.h"
25 #include "client.h"
26 
27 struct mei_me_hw {
28 	void __iomem *mem_addr;
29 	/*
30 	 * hw states of host and fw(ME)
31 	 */
32 	u32 host_hw_state;
33 	u32 me_hw_state;
34 };
35 
36 #define to_me_hw(dev) (struct mei_me_hw *)((dev)->hw)
37 
38 struct mei_device *mei_me_dev_init(struct pci_dev *pdev);
39 
40 irqreturn_t mei_me_irq_quick_handler(int irq, void *dev_id);
41 irqreturn_t mei_me_irq_thread_handler(int irq, void *dev_id);
42 
43 #endif /* _MEI_INTERFACE_H_ */
44