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usb: gadget: r8a66597-udc: add support for set_selfpowered

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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>
This commit is contained in:
Shimoda, Yoshihiro 2012-04-11 18:51:28 +09:00 committed by Felipe Balbi
parent 00c16f9f91
commit 1ec9c8a299
2 changed files with 15 additions and 1 deletions
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15
drivers/usb/gadget/r8a66597-udc.c
View File

@ -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)

1
drivers/usb/gadget/r8a66597-udc.h
View File

@ -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;