diff options
Diffstat (limited to 'drivers/usb/dwc3/core.h')
| -rw-r--r-- | drivers/usb/dwc3/core.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h index 35e4d3c01ed0..52e48e21c82f 100644 --- a/drivers/usb/dwc3/core.h +++ b/drivers/usb/dwc3/core.h @@ -626,6 +626,8 @@ struct dwc3_scratchpad_array { * @mode: mode of operation * @usb2_phy: pointer to USB2 PHY * @usb3_phy: pointer to USB3 PHY + * @dcfg: saved contents of DCFG register + * @gctl: saved contents of GCTL register * @is_selfpowered: true when we are selfpowered * @three_stage_setup: set if we perform a three phase setup * @ep0_bounced: true when we used bounce buffer @@ -675,6 +677,10 @@ struct dwc3 { void __iomem *regs; size_t regs_size; + /* used for suspend/resume */ + u32 dcfg; + u32 gctl; + u32 num_event_buffers; u32 u1u2; u32 maximum_speed; @@ -885,4 +891,31 @@ static inline void dwc3_gadget_exit(struct dwc3 *dwc) { } #endif +/* power management interface */ +#if !IS_ENABLED(CONFIG_USB_DWC3_HOST) +int dwc3_gadget_prepare(struct dwc3 *dwc); +void dwc3_gadget_complete(struct dwc3 *dwc); +int dwc3_gadget_suspend(struct dwc3 *dwc); +int dwc3_gadget_resume(struct dwc3 *dwc); +#else +static inline int dwc3_gadget_prepare(struct dwc3 *dwc) +{ + return 0; +} + +static inline void dwc3_gadget_complete(struct dwc3 *dwc) +{ +} + +static inline int dwc3_gadget_suspend(struct dwc3 *dwc) +{ + return 0; +} + +static inline int dwc3_gadget_resume(struct dwc3 *dwc) +{ + return 0; +} +#endif /* !IS_ENABLED(CONFIG_USB_DWC3_HOST) */ + #endif /* __DRIVERS_USB_DWC3_CORE_H */ |
