Re: [PATCH] usb: cdns3: gadget: reset EP_CLAIMED flag while unloading

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On 29/10/2019 14:24, Sanket Parmar wrote:
EP_CLAIMED flag is used to track the claimed endpoints. While unloading the
module, Reset EP_CLAIMED flag for all enabled endpoints. So that it can be
reused.

Signed-off-by: Sanket Parmar <sparmar@xxxxxxxxxxx>

Reviewed-by: Roger Quadros <rogerq@xxxxxx>

---
Hi Greg/Felipe,

This can be used for -rc as it is bug fix.

Regards,
Sanket

  drivers/usb/cdns3/gadget.c | 2 ++
  1 file changed, 2 insertions(+)

diff --git a/drivers/usb/cdns3/gadget.c b/drivers/usb/cdns3/gadget.c
index 9050b380ab83..2fb78322ed3c 100644
--- a/drivers/usb/cdns3/gadget.c
+++ b/drivers/usb/cdns3/gadget.c
@@ -2381,6 +2381,8 @@ static int cdns3_gadget_udc_stop(struct usb_gadget *gadget)
  		writel(EP_CMD_EPRST, &priv_dev->regs->ep_cmd);
  		readl_poll_timeout_atomic(&priv_dev->regs->ep_cmd, val,
  					  !(val & EP_CMD_EPRST), 1, 100);
+
+		priv_ep->flags &= ~EP_CLAIMED;
  	}
/* disable interrupt for device */


--
cheers,
-roger
Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki.
Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki



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