usb: cdns3: gadget: reset EP_CLAIMED flag while unloading
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@cadence.com> Acked-by: Peter Chen <peter.chen@nxp.com> Reviewed-by: Roger Quadros <rogerq@ti.com> Acked-by: Felipe Balbi <balbi@kernel.org> Link: https://lore.kernel.org/r/20191029122441.5816-1-sparmar@cadence.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -2379,6 +2379,8 @@ static int cdns3_gadget_udc_stop(struct usb_gadget *gadget)
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writel(EP_CMD_EPRST, &priv_dev->regs->ep_cmd);
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readl_poll_timeout_atomic(&priv_dev->regs->ep_cmd, val,
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!(val & EP_CMD_EPRST), 1, 100);
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priv_ep->flags &= ~EP_CLAIMED;
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}
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/* disable interrupt for device */
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