linux-kernel - Re: [PATCH v2 3/5] usb: isp1760: udc: add missing usb_ep_set_maxpacket

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Date:	Wed, 08 Jul 2015 15:46:08 +0200
From:	Michal Nazarewicz <mina86@...a86.com>
To:	Robert Baldyga <r.baldyga@...sung.com>, gregkh@...uxfoundation.org,
	balbi@...com
Cc:	nicolas.ferre@...el.com, dan.carpenter@...cle.com,
	sergei.shtylyov@...entembedded.com, andrzej.p@...sung.com,
	m.szyprowski@...sung.com, devel@...verdev.osuosl.org,
	linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	Robert Baldyga <r.baldyga@...sung.com>
Subject: Re: [PATCH v2 3/5] usb: isp1760: udc: add missing usb_ep_set_maxpacket_limit()

On Wed, Jul 08 2015, Robert Baldyga wrote:
> Since maxpacket_limit was introduced all UDC drivers should use
> usb_ep_set_maxpacket_limit() function instead of setting maxpacket value
> manually. ep.maxpacket_limit contains actual maximum maxpacket value
> supported by hardware which is needed by epautoconf.
>
> Signed-off-by: Robert Baldyga <r.baldyga@...sung.com>

Acked-by: Michal Nazarewicz <mina86@...a86.com>

> ---
>  drivers/usb/isp1760/isp1760-udc.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/usb/isp1760/isp1760-udc.c b/drivers/usb/isp1760/isp1760-udc.c
> index 18ebf5b1..3699962 100644
> --- a/drivers/usb/isp1760/isp1760-udc.c
> +++ b/drivers/usb/isp1760/isp1760-udc.c
> @@ -1382,11 +1382,11 @@ static void isp1760_udc_init_eps(struct isp1760_udc *udc)
>  		 * This fits in the 8kB FIFO without double-buffering.
>  		 */
>  		if (ep_num == 0) {
> -			ep->ep.maxpacket = 64;
> +			usb_ep_set_maxpacket_limit(&ep->ep, 64);
>  			ep->maxpacket = 64;
>  			udc->gadget.ep0 = &ep->ep;
>  		} else {
> -			ep->ep.maxpacket = 512;
> +			usb_ep_set_maxpacket_limit(&ep->ep, 512);
>  			ep->maxpacket = 0;
>  			list_add_tail(&ep->ep.ep_list, &udc->gadget.ep_list);
>  		}
> -- 
> 1.9.1
>

-- 
Best regards,                                         _     _
.o. | Liege of Serenely Enlightened Majesty of      o' \,=./ `o
..o | Computer Science,  Michał “mina86” Nazarewicz    (o o)
ooo +--<mpn@...gle.com>--<xmpp:mina86@...ber.org>--ooO--(_)--Ooo--
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