On Thu, Jul 19, 2012 at 7:10 PM, Sebastian Andrzej Siewior
<bige...@linutronix.de> wrote:
> The driver was converted to the new start/stop interface in f3d8bf34c2
> ("usb: gadget: at91_udc: convert to new style start/stop interface").
> I overlooked that the driver is overwritting the private data which is
> used by the composite framework. The udc driver doesn't read it, it is
> only writen here
>
> Signed-off-by: Sebastian Andrzej Siewior <bige...@linutronix.de>
> ---
> drivers/usb/gadget/at91_udc.c | 2 --
> 1 file changed, 2 deletions(-)
>
> diff --git a/drivers/usb/gadget/at91_udc.c b/drivers/usb/gadget/at91_udc.c
> index 1a4430f..5fd61e2 100644
> --- a/drivers/usb/gadget/at91_udc.c
> +++ b/drivers/usb/gadget/at91_udc.c
> @@ -1634,7 +1634,6 @@ static int at91_start(struct usb_gadget *gadget,
> udc = container_of(gadget, struct at91_udc, gadget);
> udc->driver = driver;
> udc->gadget.dev.driver = &driver->driver;
> - dev_set_drvdata(&udc->gadget.dev, &driver->driver);
> udc->enabled = 1;
> udc->selfpowered = 1;
>
> @@ -1655,7 +1654,6 @@ static int at91_stop(struct usb_gadget *gadget,
> spin_unlock_irqrestore(&udc->lock, flags);
>
> udc->gadget.dev.driver = NULL;
> - dev_set_drvdata(&udc->gadget.dev, NULL);
> udc->driver = NULL;
>
> DBG("unbound from %s\n", driver->driver.name);
> --
> 1.7.10.4
>
Now the driver works fine.
Tested-by: Fabio Porcedda <fabio.porce...@gmail.com>
Regards
--
Fabio Porcedda
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