Techwizz/kernel-fxtec-pro1x
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

usb: chipidea: udc: update gadget states according to ch9

Browse source 
Update device states according to ch9 in USB 2.0 specification

Signed-off-by: Peter Chen <peter.chen@freescale.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Peter Chen 2014-05-04 09:24:44 +08:00 committed by Greg Kroah-Hartman
parent ec447ab138
commit 10775eb17b
1 changed files with 8 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

10
drivers/usb/chipidea/udc.c
View file

@ -709,6 +709,8 @@ __acquires(ci->lock)
if (ci->status == NULL)
retval = -ENOMEM;
usb_gadget_set_state(&ci->gadget, USB_STATE_DEFAULT);
done:
spin_lock(&ci->lock);
@ -864,6 +866,8 @@ isr_setup_status_complete(struct usb_ep *ep, struct usb_request *req)
if (ci->setaddr) {
hw_usb_set_address(ci, ci->address);
ci->setaddr = false;
if (ci->address)
usb_gadget_set_state(&ci->gadget, USB_STATE_ADDRESS);
}
spin_lock_irqsave(&ci->lock, flags);
@ -1466,7 +1470,7 @@ static int ci_udc_vbus_session(struct usb_gadget *_gadget, int is_active)
pm_runtime_get_sync(&_gadget->dev);
hw_device_reset(ci, USBMODE_CM_DC);
hw_device_state(ci, ci->ep0out->qh.dma);
dev_dbg(ci->dev, "Connected to host\n");
usb_gadget_set_state(_gadget, USB_STATE_POWERED);
} else {
if (ci->driver)
ci->driver->disconnect(&ci->gadget);
@ -1476,7 +1480,7 @@ static int ci_udc_vbus_session(struct usb_gadget *_gadget, int is_active)
CI_HDRC_CONTROLLER_STOPPED_EVENT);
_gadget_stop_activity(&ci->gadget);
pm_runtime_put_sync(&_gadget->dev);
dev_dbg(ci->dev, "Disconnected from host\n");
usb_gadget_set_state(_gadget, USB_STATE_NOTATTACHED);
}
}
@ -1749,6 +1753,8 @@ static irqreturn_t udc_irq(struct ci_hdrc *ci)
ci->suspended = 1;
spin_unlock(&ci->lock);
ci->driver->suspend(&ci->gadget);
usb_gadget_set_state(&ci->gadget,
USB_STATE_SUSPENDED);
spin_lock(&ci->lock);
}
}