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authorShimoda, Yoshihiro <yoshihiro.shimoda.uh@renesas.com>2012-03-16 13:10:15 +0900
committerFelipe Balbi <balbi@ti.com>2012-05-04 15:53:05 +0300
commitcac402dd0832e9c63929eff70d6766cd8623e5fc (patch)
tree7238b823c55e9defe7ff725ca58577b195f4f789 /drivers/usb/renesas_usbhs
parentf99987bb261ed80f645ed0acd13732922ca10138 (diff)
usb: renesas_usbhs: gadget: 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>
Diffstat (limited to 'drivers/usb/renesas_usbhs')
-rw-r--r--drivers/usb/renesas_usbhs/mod_gadget.c19
1 files changed, 18 insertions, 1 deletions
diff --git a/drivers/usb/renesas_usbhs/mod_gadget.c b/drivers/usb/renesas_usbhs/mod_gadget.c
index 00bd2a5e036..28478ce26c3 100644
--- a/drivers/usb/renesas_usbhs/mod_gadget.c
+++ b/drivers/usb/renesas_usbhs/mod_gadget.c
@@ -55,6 +55,7 @@ struct usbhsg_gpriv {
#define USBHSG_STATUS_STARTED (1 << 0)
#define USBHSG_STATUS_REGISTERD (1 << 1)
#define USBHSG_STATUS_WEDGE (1 << 2)
+#define USBHSG_STATUS_SELF_POWERED (1 << 3)
};
struct usbhsg_recip_handle {
@@ -333,7 +334,10 @@ static int usbhsg_recip_handler_std_get_device(struct usbhs_priv *priv,
struct usb_ctrlrequest *ctrl)
{
struct usbhsg_gpriv *gpriv = usbhsg_uep_to_gpriv(uep);
- unsigned short status = 1 << USB_DEVICE_SELF_POWERED;
+ unsigned short status = 0;
+
+ if (usbhsg_status_has(gpriv, USBHSG_STATUS_SELF_POWERED))
+ status = 1 << USB_DEVICE_SELF_POWERED;
__usbhsg_recip_send_status(gpriv, status);
@@ -879,8 +883,21 @@ static int usbhsg_get_frame(struct usb_gadget *gadget)
return usbhs_frame_get_num(priv);
}
+static int usbhsg_set_selfpowered(struct usb_gadget *gadget, int is_self)
+{
+ struct usbhsg_gpriv *gpriv = usbhsg_gadget_to_gpriv(gadget);
+
+ if (is_self)
+ usbhsg_status_set(gpriv, USBHSG_STATUS_SELF_POWERED);
+ else
+ usbhsg_status_clr(gpriv, USBHSG_STATUS_SELF_POWERED);
+
+ return 0;
+}
+
static struct usb_gadget_ops usbhsg_gadget_ops = {
.get_frame = usbhsg_get_frame,
+ .set_selfpowered = usbhsg_set_selfpowered,
.udc_start = usbhsg_gadget_start,
.udc_stop = usbhsg_gadget_stop,
};