mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-11 04:18:39 +08:00
6b587394c6
Support suspend/resume for dual-role mode including the single port and multi-ports supported by host controller, when the host supports mult-ports, only port0 (u2/u3) is used to support dual role mode. Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com> Link: https://lore.kernel.org/r/1626340078-29111-14-git-send-email-chunfeng.yun@mediatek.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
126 lines
2.8 KiB
C
126 lines
2.8 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
/*
|
|
* mtu3_dr.h - dual role switch and host glue layer header
|
|
*
|
|
* Copyright (C) 2016 MediaTek Inc.
|
|
*
|
|
* Author: Chunfeng Yun <chunfeng.yun@mediatek.com>
|
|
*/
|
|
|
|
#ifndef _MTU3_DR_H_
|
|
#define _MTU3_DR_H_
|
|
|
|
#if IS_ENABLED(CONFIG_USB_MTU3_HOST) || IS_ENABLED(CONFIG_USB_MTU3_DUAL_ROLE)
|
|
|
|
int ssusb_host_init(struct ssusb_mtk *ssusb, struct device_node *parent_dn);
|
|
void ssusb_host_exit(struct ssusb_mtk *ssusb);
|
|
int ssusb_wakeup_of_property_parse(struct ssusb_mtk *ssusb,
|
|
struct device_node *dn);
|
|
int ssusb_host_resume(struct ssusb_mtk *ssusb, bool p0_skipped);
|
|
int ssusb_host_suspend(struct ssusb_mtk *ssusb);
|
|
void ssusb_wakeup_set(struct ssusb_mtk *ssusb, bool enable);
|
|
|
|
#else
|
|
|
|
static inline int ssusb_host_init(struct ssusb_mtk *ssusb,
|
|
|
|
struct device_node *parent_dn)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline void ssusb_host_exit(struct ssusb_mtk *ssusb)
|
|
{}
|
|
|
|
static inline int ssusb_wakeup_of_property_parse(
|
|
struct ssusb_mtk *ssusb, struct device_node *dn)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline int ssusb_host_resume(struct ssusb_mtk *ssusb, bool p0_skipped)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline int ssusb_host_suspend(struct ssusb_mtk *ssusb)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline void ssusb_wakeup_set(struct ssusb_mtk *ssusb, bool enable)
|
|
{}
|
|
|
|
#endif
|
|
|
|
|
|
#if IS_ENABLED(CONFIG_USB_MTU3_GADGET) || IS_ENABLED(CONFIG_USB_MTU3_DUAL_ROLE)
|
|
int ssusb_gadget_init(struct ssusb_mtk *ssusb);
|
|
void ssusb_gadget_exit(struct ssusb_mtk *ssusb);
|
|
int ssusb_gadget_suspend(struct ssusb_mtk *ssusb, pm_message_t msg);
|
|
int ssusb_gadget_resume(struct ssusb_mtk *ssusb, pm_message_t msg);
|
|
bool ssusb_gadget_ip_sleep_check(struct ssusb_mtk *ssusb);
|
|
|
|
#else
|
|
static inline int ssusb_gadget_init(struct ssusb_mtk *ssusb)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline void ssusb_gadget_exit(struct ssusb_mtk *ssusb)
|
|
{}
|
|
|
|
static inline int
|
|
ssusb_gadget_suspend(struct ssusb_mtk *ssusb, pm_message_t msg)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline int
|
|
ssusb_gadget_resume(struct ssusb_mtk *ssusb, pm_message_t msg)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline bool ssusb_gadget_ip_sleep_check(struct ssusb_mtk *ssusb)
|
|
{
|
|
return true;
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
#if IS_ENABLED(CONFIG_USB_MTU3_DUAL_ROLE)
|
|
int ssusb_otg_switch_init(struct ssusb_mtk *ssusb);
|
|
void ssusb_otg_switch_exit(struct ssusb_mtk *ssusb);
|
|
void ssusb_mode_switch(struct ssusb_mtk *ssusb, int to_host);
|
|
int ssusb_set_vbus(struct otg_switch_mtk *otg_sx, int is_on);
|
|
void ssusb_set_force_mode(struct ssusb_mtk *ssusb,
|
|
enum mtu3_dr_force_mode mode);
|
|
|
|
#else
|
|
|
|
static inline int ssusb_otg_switch_init(struct ssusb_mtk *ssusb)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline void ssusb_otg_switch_exit(struct ssusb_mtk *ssusb)
|
|
{}
|
|
|
|
static inline void ssusb_mode_switch(struct ssusb_mtk *ssusb, int to_host)
|
|
{}
|
|
|
|
static inline int ssusb_set_vbus(struct otg_switch_mtk *otg_sx, int is_on)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline void
|
|
ssusb_set_force_mode(struct ssusb_mtk *ssusb, enum mtu3_dr_force_mode mode)
|
|
{}
|
|
|
|
#endif
|
|
|
|
#endif /* _MTU3_DR_H_ */
|