diff options
| author | Shimoda, Yoshihiro <yoshihiro.shimoda.uh@renesas.com> | 2012-04-11 09:51:28 (GMT) |
|---|---|---|
| committer | Felipe Balbi <balbi@ti.com> | 2012-05-04 12:53:07 (GMT) |
| commit | 1ec9c8a299a4a45ab3e08ba594eec82c425d0918 (patch) | |
| tree | 7ed99e360f2f0b2ce93228177c706e9af2f91599 | |
| parent | 00c16f9f916eef8999065f72567c7cf08582517c (diff) | |
| download | linux-1ec9c8a299a4a45ab3e08ba594eec82c425d0918.tar.xz | |
usb: gadget: r8a66597-udc: add support for set_selfpowered
The previous code always set to USB_DEVICE_SELF_POWERED in GET_STATUS.
So, this patch adds set_selfpowered().
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
| -rw-r--r-- | drivers/usb/gadget/r8a66597-udc.c | 15 | ||||
| -rw-r--r-- | drivers/usb/gadget/r8a66597-udc.h | 1 |
2 files changed, 15 insertions, 1 deletions
diff --git a/drivers/usb/gadget/r8a66597-udc.c b/drivers/usb/gadget/r8a66597-udc.c index b54152b..f3ac2a2 100644 --- a/drivers/usb/gadget/r8a66597-udc.c +++ b/drivers/usb/gadget/r8a66597-udc.c @@ -1170,7 +1170,7 @@ __acquires(r8a66597->lock) switch (ctrl->bRequestType & USB_RECIP_MASK) { case USB_RECIP_DEVICE: - status = 1 << USB_DEVICE_SELF_POWERED; + status = r8a66597->device_status; break; case USB_RECIP_INTERFACE: status = 0; @@ -1800,11 +1800,24 @@ static int r8a66597_pullup(struct usb_gadget *gadget, int is_on) return 0; } +static int r8a66597_set_selfpowered(struct usb_gadget *gadget, int is_self) +{ + struct r8a66597 *r8a66597 = gadget_to_r8a66597(gadget); + + if (is_self) + r8a66597->device_status |= 1 << USB_DEVICE_SELF_POWERED; + else + r8a66597->device_status &= ~(1 << USB_DEVICE_SELF_POWERED); + + return 0; +} + static struct usb_gadget_ops r8a66597_gadget_ops = { .get_frame = r8a66597_get_frame, .udc_start = r8a66597_start, .udc_stop = r8a66597_stop, .pullup = r8a66597_pullup, + .set_selfpowered = r8a66597_set_selfpowered, }; static int __exit r8a66597_remove(struct platform_device *pdev) diff --git a/drivers/usb/gadget/r8a66597-udc.h b/drivers/usb/gadget/r8a66597-udc.h index 25eb132..99908c7 100644 --- a/drivers/usb/gadget/r8a66597-udc.h +++ b/drivers/usb/gadget/r8a66597-udc.h @@ -111,6 +111,7 @@ struct r8a66597 { u16 old_vbus; u16 scount; u16 old_dvsq; + u16 device_status; /* for GET_STATUS */ /* pipe config */ unsigned char bulk; |