diff options
| author | Peter Chen <peter.chen@freescale.com> | 2014-11-06 06:28:03 (GMT) |
|---|---|---|
| committer | Felipe Balbi <balbi@ti.com> | 2014-11-10 23:19:37 (GMT) |
| commit | 69aa1f9f5e210aac765e3595d3d67a7477ae431a (patch) | |
| tree | 75f6223c9d44e3e25e712389d172f22baa28e513 | |
| parent | 236e5064fc06ce3609b3521ca148ad0f8c3c18f6 (diff) | |
| download | linux-69aa1f9f5e210aac765e3595d3d67a7477ae431a.tar.xz | |
usb: gadget: mv_udc_core: use udc-core's reset notifier
Replace usb_gadget_driver's disconnect with udc-core's reset notifier at
bus reset handler.
Signed-off-by: Peter Chen <peter.chen@freescale.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
| -rw-r--r-- | drivers/usb/gadget/udc/mv_udc_core.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/drivers/usb/gadget/udc/mv_udc_core.c b/drivers/usb/gadget/udc/mv_udc_core.c index f104ac0..d4edd76 100644 --- a/drivers/usb/gadget/udc/mv_udc_core.c +++ b/drivers/usb/gadget/udc/mv_udc_core.c @@ -1307,6 +1307,23 @@ static void nuke(struct mv_ep *ep, int status) } } +static void gadget_reset(struct mv_udc *udc, struct usb_gadget_driver *driver) +{ + struct mv_ep *ep; + + nuke(&udc->eps[0], -ESHUTDOWN); + + list_for_each_entry(ep, &udc->gadget.ep_list, ep.ep_list) { + nuke(ep, -ESHUTDOWN); + } + + /* report reset; the driver is already quiesced */ + if (driver) { + spin_unlock(&udc->lock); + usb_gadget_udc_reset(&udc->gadget, driver); + spin_lock(&udc->lock); + } +} /* stop all USB activities */ static void stop_activity(struct mv_udc *udc, struct usb_gadget_driver *driver) { @@ -1881,7 +1898,7 @@ static void irq_process_reset(struct mv_udc *udc) dev_info(&udc->dev->dev, "usb bus reset\n"); udc->usb_state = USB_STATE_DEFAULT; /* reset all the queues, stop all USB activities */ - stop_activity(udc, udc->driver); + gadget_reset(udc, udc->driver); } else { dev_info(&udc->dev->dev, "USB reset portsc 0x%x\n", readl(&udc->op_regs->portsc)); |