xref: /OK3568_Linux_fs/kernel/drivers/fpga/dfl-fme-pr.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Header file for FPGA Management Engine (FME) Partial Reconfiguration Driver
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright (C) 2017-2018 Intel Corporation, Inc.
6*4882a593Smuzhiyun  *
7*4882a593Smuzhiyun  * Authors:
8*4882a593Smuzhiyun  *   Kang Luwei <luwei.kang@intel.com>
9*4882a593Smuzhiyun  *   Xiao Guangrong <guangrong.xiao@linux.intel.com>
10*4882a593Smuzhiyun  *   Wu Hao <hao.wu@intel.com>
11*4882a593Smuzhiyun  *   Joseph Grecco <joe.grecco@intel.com>
12*4882a593Smuzhiyun  *   Enno Luebbers <enno.luebbers@intel.com>
13*4882a593Smuzhiyun  *   Tim Whisonant <tim.whisonant@intel.com>
14*4882a593Smuzhiyun  *   Ananda Ravuri <ananda.ravuri@intel.com>
15*4882a593Smuzhiyun  *   Henry Mitchel <henry.mitchel@intel.com>
16*4882a593Smuzhiyun  */
17*4882a593Smuzhiyun 
18*4882a593Smuzhiyun #ifndef __DFL_FME_PR_H
19*4882a593Smuzhiyun #define __DFL_FME_PR_H
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun #include <linux/platform_device.h>
22*4882a593Smuzhiyun 
23*4882a593Smuzhiyun /**
24*4882a593Smuzhiyun  * struct dfl_fme_region - FME fpga region data structure
25*4882a593Smuzhiyun  *
26*4882a593Smuzhiyun  * @region: platform device of the FPGA region.
27*4882a593Smuzhiyun  * @node: used to link fme_region to a list.
28*4882a593Smuzhiyun  * @port_id: indicate which port this region connected to.
29*4882a593Smuzhiyun  */
30*4882a593Smuzhiyun struct dfl_fme_region {
31*4882a593Smuzhiyun 	struct platform_device *region;
32*4882a593Smuzhiyun 	struct list_head node;
33*4882a593Smuzhiyun 	int port_id;
34*4882a593Smuzhiyun };
35*4882a593Smuzhiyun 
36*4882a593Smuzhiyun /**
37*4882a593Smuzhiyun  * struct dfl_fme_region_pdata - platform data for FME region platform device.
38*4882a593Smuzhiyun  *
39*4882a593Smuzhiyun  * @mgr: platform device of the FPGA manager.
40*4882a593Smuzhiyun  * @br: platform device of the FPGA bridge.
41*4882a593Smuzhiyun  * @region_id: region id (same as port_id).
42*4882a593Smuzhiyun  */
43*4882a593Smuzhiyun struct dfl_fme_region_pdata {
44*4882a593Smuzhiyun 	struct platform_device *mgr;
45*4882a593Smuzhiyun 	struct platform_device *br;
46*4882a593Smuzhiyun 	int region_id;
47*4882a593Smuzhiyun };
48*4882a593Smuzhiyun 
49*4882a593Smuzhiyun /**
50*4882a593Smuzhiyun  * struct dfl_fme_bridge - FME fpga bridge data structure
51*4882a593Smuzhiyun  *
52*4882a593Smuzhiyun  * @br: platform device of the FPGA bridge.
53*4882a593Smuzhiyun  * @node: used to link fme_bridge to a list.
54*4882a593Smuzhiyun  */
55*4882a593Smuzhiyun struct dfl_fme_bridge {
56*4882a593Smuzhiyun 	struct platform_device *br;
57*4882a593Smuzhiyun 	struct list_head node;
58*4882a593Smuzhiyun };
59*4882a593Smuzhiyun 
60*4882a593Smuzhiyun /**
61*4882a593Smuzhiyun  * struct dfl_fme_bridge_pdata - platform data for FME bridge platform device.
62*4882a593Smuzhiyun  *
63*4882a593Smuzhiyun  * @cdev: container device.
64*4882a593Smuzhiyun  * @port_id: port id.
65*4882a593Smuzhiyun  */
66*4882a593Smuzhiyun struct dfl_fme_br_pdata {
67*4882a593Smuzhiyun 	struct dfl_fpga_cdev *cdev;
68*4882a593Smuzhiyun 	int port_id;
69*4882a593Smuzhiyun };
70*4882a593Smuzhiyun 
71*4882a593Smuzhiyun /**
72*4882a593Smuzhiyun  * struct dfl_fme_mgr_pdata - platform data for FME manager platform device.
73*4882a593Smuzhiyun  *
74*4882a593Smuzhiyun  * @ioaddr: mapped io address for FME manager platform device.
75*4882a593Smuzhiyun  */
76*4882a593Smuzhiyun struct dfl_fme_mgr_pdata {
77*4882a593Smuzhiyun 	void __iomem *ioaddr;
78*4882a593Smuzhiyun };
79*4882a593Smuzhiyun 
80*4882a593Smuzhiyun #define DFL_FPGA_FME_MGR	"dfl-fme-mgr"
81*4882a593Smuzhiyun #define DFL_FPGA_FME_BRIDGE	"dfl-fme-bridge"
82*4882a593Smuzhiyun #define DFL_FPGA_FME_REGION	"dfl-fme-region"
83*4882a593Smuzhiyun 
84*4882a593Smuzhiyun #endif /* __DFL_FME_PR_H */
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