diff options
| author | Pavankumar Kondeti <pkondeti@codeaurora.org> | 2011-02-18 15:13:17 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-02-25 22:33:57 +0300 |
| commit | e2b61c1df650595d0216c6d086024b5a98d949c7 (patch) | |
| tree | 4f64e77a3a8aa9532f018169df2293b7d586438a /drivers/usb/gadget/ci13xxx_udc.h | |
| parent | 0e6ca1998e4c803b0be98f97a1d1e1ea562b8964 (diff) | |
| download | linux-e2b61c1df650595d0216c6d086024b5a98d949c7.tar.xz | |
USB: gadget: Implement remote wakeup in ci13xxx_udc
This patch adds support for remote wakeup. The following things
are handled:
- Process SET_FEATURE/CLEAR_FEATURE control requests sent by host
for enabling/disabling remote wakeup feature.
- Report remote wakeup enable status in response to GET_STATUS
control request.
- Implement wakeup method defined in usb_gadget_ops for initiating
remote wakeup.
- Notify gadget driver about suspend and resume.
Signed-off-by: Pavankumar Kondeti <pkondeti@codeaurora.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/gadget/ci13xxx_udc.h')
| -rw-r--r-- | drivers/usb/gadget/ci13xxx_udc.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/usb/gadget/ci13xxx_udc.h b/drivers/usb/gadget/ci13xxx_udc.h index 3fad3adeacc8..6cfab20db6bd 100644 --- a/drivers/usb/gadget/ci13xxx_udc.h +++ b/drivers/usb/gadget/ci13xxx_udc.h @@ -128,6 +128,9 @@ struct ci13xxx { u32 ep0_dir; /* ep0 direction */ #define ep0out ci13xxx_ep[0] #define ep0in ci13xxx_ep[16] + u8 remote_wakeup; /* Is remote wakeup feature + enabled by the host? */ + u8 suspended; /* suspended by the host */ struct usb_gadget_driver *driver; /* 3rd party gadget driver */ struct ci13xxx_udc_driver *udc_driver; /* device controller driver */ @@ -169,6 +172,7 @@ struct ci13xxx { #define DEVICEADDR_USBADR (0x7FUL << 25) /* PORTSC */ +#define PORTSC_FPR BIT(6) #define PORTSC_SUSP BIT(7) #define PORTSC_HSP BIT(9) #define PORTSC_PTC (0x0FUL << 16) |