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authorFelipe Balbi <balbi@ti.com>2015-02-03 00:14:12 +0100
committerFelipe Balbi <balbi@ti.com>2015-03-09 16:38:48 +0100
commitd5638fcf15bc65584877f00d4b0094cc4a66ad4e (patch)
treeb297677a78e0383fd11aa032d759619d450f547a /drivers/usb/musb/musb_gadget.c
parentLinux 4.0-rc3 (diff)
downloadlinux-d5638fcf15bc65584877f00d4b0094cc4a66ad4e.tar.xz
linux-d5638fcf15bc65584877f00d4b0094cc4a66ad4e.zip
usb: musb: gadget: get rid of stop_activity()
that function is pretty close to a no-op by now, all we need is a call to musb_stop(). Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/musb/musb_gadget.c')
-rw-r--r--drivers/usb/musb/musb_gadget.c40
1 files changed, 1 insertions, 39 deletions
diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c
index b2d9040c7685..4c481cd66c77 100644
--- a/drivers/usb/musb/musb_gadget.c
+++ b/drivers/usb/musb/musb_gadget.c
@@ -1876,44 +1876,6 @@ err:
return retval;
}
-static void stop_activity(struct musb *musb, struct usb_gadget_driver *driver)
-{
- int i;
- struct musb_hw_ep *hw_ep;
-
- /* don't disconnect if it's not connected */
- if (musb->g.speed == USB_SPEED_UNKNOWN)
- driver = NULL;
- else
- musb->g.speed = USB_SPEED_UNKNOWN;
-
- /* deactivate the hardware */
- if (musb->softconnect) {
- musb->softconnect = 0;
- musb_pullup(musb, 0);
- }
- musb_stop(musb);
-
- /* killing any outstanding requests will quiesce the driver;
- * then report disconnect
- */
- if (driver) {
- for (i = 0, hw_ep = musb->endpoints;
- i < musb->nr_endpoints;
- i++, hw_ep++) {
- musb_ep_select(musb->mregs, i);
- if (hw_ep->is_shared_fifo /* || !epnum */) {
- nuke(&hw_ep->ep_in, -ESHUTDOWN);
- } else {
- if (hw_ep->max_packet_sz_tx)
- nuke(&hw_ep->ep_in, -ESHUTDOWN);
- if (hw_ep->max_packet_sz_rx)
- nuke(&hw_ep->ep_out, -ESHUTDOWN);
- }
- }
- }
-}
-
/*
* Unregister the gadget driver. Used by gadget drivers when
* unregistering themselves from the controller.
@@ -1940,7 +1902,7 @@ static int musb_gadget_stop(struct usb_gadget *g)
(void) musb_gadget_vbus_draw(&musb->g, 0);
musb->xceiv->otg->state = OTG_STATE_UNDEFINED;
- stop_activity(musb, NULL);
+ musb_stop(musb);
otg_set_peripheral(musb->xceiv->otg, NULL);
musb->is_active = 0;