xref: /linux/drivers/usb/mtu3/mtu3_dr.h (revision 83bce9c2baa51e439480a713119a73d3c8b61083)
1 /*
2  * mtu3_dr.h - dual role switch and host glue layer header
3  *
4  * Copyright (C) 2016 MediaTek Inc.
5  *
6  * Author: Chunfeng Yun <chunfeng.yun@mediatek.com>
7  *
8  * This software is licensed under the terms of the GNU General Public
9  * License version 2, as published by the Free Software Foundation, and
10  * may be copied, distributed, and modified under those terms.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  */
18 
19 #ifndef _MTU3_DR_H_
20 #define _MTU3_DR_H_
21 
22 #if IS_ENABLED(CONFIG_USB_MTU3_HOST) || IS_ENABLED(CONFIG_USB_MTU3_DUAL_ROLE)
23 
24 int ssusb_host_init(struct ssusb_mtk *ssusb, struct device_node *parent_dn);
25 void ssusb_host_exit(struct ssusb_mtk *ssusb);
26 int ssusb_wakeup_of_property_parse(struct ssusb_mtk *ssusb,
27 				struct device_node *dn);
28 int ssusb_host_enable(struct ssusb_mtk *ssusb);
29 int ssusb_host_disable(struct ssusb_mtk *ssusb, bool suspend);
30 int ssusb_wakeup_enable(struct ssusb_mtk *ssusb);
31 void ssusb_wakeup_disable(struct ssusb_mtk *ssusb);
32 
33 #else
34 
35 static inline int ssusb_host_init(struct ssusb_mtk *ssusb,
36 
37 	struct device_node *parent_dn)
38 {
39 	return 0;
40 }
41 
42 static inline void ssusb_host_exit(struct ssusb_mtk *ssusb)
43 {}
44 
45 static inline int ssusb_wakeup_of_property_parse(
46 	struct ssusb_mtk *ssusb, struct device_node *dn)
47 {
48 	return 0;
49 }
50 
51 static inline int ssusb_host_enable(struct ssusb_mtk *ssusb)
52 {
53 	return 0;
54 }
55 
56 static inline int ssusb_host_disable(struct ssusb_mtk *ssusb, bool suspend)
57 {
58 	return 0;
59 }
60 
61 static inline int ssusb_wakeup_enable(struct ssusb_mtk *ssusb)
62 {
63 	return 0;
64 }
65 
66 static inline void ssusb_wakeup_disable(struct ssusb_mtk *ssusb)
67 {}
68 
69 #endif
70 
71 
72 #if IS_ENABLED(CONFIG_USB_MTU3_GADGET) || IS_ENABLED(CONFIG_USB_MTU3_DUAL_ROLE)
73 int ssusb_gadget_init(struct ssusb_mtk *ssusb);
74 void ssusb_gadget_exit(struct ssusb_mtk *ssusb);
75 #else
76 static inline int ssusb_gadget_init(struct ssusb_mtk *ssusb)
77 {
78 	return 0;
79 }
80 
81 static inline void ssusb_gadget_exit(struct ssusb_mtk *ssusb)
82 {}
83 #endif
84 
85 
86 #if IS_ENABLED(CONFIG_USB_MTU3_DUAL_ROLE)
87 int ssusb_otg_switch_init(struct ssusb_mtk *ssusb);
88 void ssusb_otg_switch_exit(struct ssusb_mtk *ssusb);
89 int ssusb_set_vbus(struct otg_switch_mtk *otg_sx, int is_on);
90 
91 #else
92 
93 static inline int ssusb_otg_switch_init(struct ssusb_mtk *ssusb)
94 {
95 	return 0;
96 }
97 
98 static inline void ssusb_otg_switch_exit(struct ssusb_mtk *ssusb)
99 {}
100 
101 static inline int ssusb_set_vbus(struct otg_switch_mtk *otg_sx, int is_on)
102 {
103 	return 0;
104 }
105 
106 #endif
107 
108 #endif		/* _MTU3_DR_H_ */
109