diff options
| author | Peter Chen <peter.chen@freescale.com> | 2014-05-04 03:24:44 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-05-23 04:36:44 +0200 |
| commit | 10775eb17bee1ccc02ac22bb85e50699e0576a84 (patch) | |
| tree | 081fbd3a195ff201d676fa76e415c316855fb7b2 /drivers/usb/chipidea/udc.c | |
| parent | Doc: usb: chipidea: need to build both kernel Image and modules (diff) | |
| download | linux-10775eb17bee1ccc02ac22bb85e50699e0576a84.tar.xz linux-10775eb17bee1ccc02ac22bb85e50699e0576a84.zip | |
usb: chipidea: udc: update gadget states according to ch9
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>
Diffstat (limited to 'drivers/usb/chipidea/udc.c')
| -rw-r--r-- | drivers/usb/chipidea/udc.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/usb/chipidea/udc.c b/drivers/usb/chipidea/udc.c index d8ab4c190aa5..69425b3cb6b7 100644 --- a/drivers/usb/chipidea/udc.c +++ b/drivers/usb/chipidea/udc.c @@ -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); } } |