[PATCH v2 1/2] USB: at91: fix the number of endpoint parameter
Nicolas Ferre
nicolas.ferre at atmel.com
Wed Feb 19 03:43:20 EST 2014
On 19/02/2014 03:07, Bo Shen :
> In sama5d3 SoC, there are 16 endpoints, which is different with
> earlier SoCs (only have 7 endpoints). The USBA_NR_ENDPOINTS micro
you should read "macro".
> is not suitable for sama5d3. So, get the endpoints number through
> the udc->num_ep, which get from platform data for non-dt kernel,
> or parse from dt node.
>
> Signed-off-by: Bo Shen <voice.shen at atmel.com>
Acked-by: Nicolas Ferre <nicolas.ferre at atmel.com>
> ---
> Changes in v2:
> - Make the commit message more clearer.
>
> drivers/usb/gadget/atmel_usba_udc.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/usb/gadget/atmel_usba_udc.c b/drivers/usb/gadget/atmel_usba_udc.c
> index 2cb52e0..7e67a81 100644
> --- a/drivers/usb/gadget/atmel_usba_udc.c
> +++ b/drivers/usb/gadget/atmel_usba_udc.c
> @@ -1670,7 +1670,7 @@ static irqreturn_t usba_udc_irq(int irq, void *devid)
> if (ep_status) {
> int i;
>
> - for (i = 0; i < USBA_NR_ENDPOINTS; i++)
> + for (i = 0; i < udc->num_ep; i++)
> if (ep_status & (1 << i)) {
> if (ep_is_control(&udc->usba_ep[i]))
> usba_control_irq(udc, &udc->usba_ep[i]);
>
--
Nicolas Ferre
More information about the linux-arm-kernel
mailing list