From: "Neil Armstrong" <narmstrong@baylibre.com>
To: Gary Bisson <gary.bisson@boundarydevices.com>, u-boot@lists.denx.de
Cc: lukma@denx.de, marex@denx.de, peter.chen@nxp.com, jun.li@nxp.com,
peng.fan@nxp.com, u-boot-amlogic@groups.io
Subject: Re: [PATCH] usb: gadget: dwc2_udc_otg: set ep's desc during enable/disable
Date: Thu, 6 Jan 2022 16:21:12 +0100 [thread overview]
Message-ID: <8a9ab2a9-a4fe-0b06-de58-4e225fbe13e8@baylibre.com> (raw)
In-Reply-To: <20220106150208.1316946-1-gary.bisson@boundarydevices.com>
Hi,
On 06/01/2022 16:02, Gary Bisson wrote:
> Fastboot support has been broken on platforms using dwc2 controller
> since the gadget gets its max packet size from it.
> This patch is the equivalent of 723fd5668ff which fixed the same issue
> but for the chipidea controller.
>
> Fixes: 27c9141b111 ("usb: gadget: fastboot: use correct max packet size")
>
> Signed-off-by: Gary Bisson <gary.bisson@boundarydevices.com>
> ---
> drivers/usb/gadget/dwc2_udc_otg.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/usb/gadget/dwc2_udc_otg.c b/drivers/usb/gadget/dwc2_udc_otg.c
> index 2f318144421..fb10884755b 100644
> --- a/drivers/usb/gadget/dwc2_udc_otg.c
> +++ b/drivers/usb/gadget/dwc2_udc_otg.c
> @@ -655,6 +655,7 @@ static int dwc2_ep_enable(struct usb_ep *_ep,
> return -ESHUTDOWN;
> }
>
> + _ep->desc = desc;
> ep->stopped = 0;
> ep->desc = desc;
Indeed the _ep and ep was confusing when looking code
> ep->pio_irqs = 0;
> @@ -695,6 +696,7 @@ static int dwc2_ep_disable(struct usb_ep *_ep)
> /* Nuke all pending requests */
> nuke(ep, -ESHUTDOWN);
>
> + _ep->desc = NULL;
> ep->desc = 0;
> ep->stopped = 1;
>
>
An off-tree patch removed from our Yukawa backlog, thanks !
Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
Neil
next parent reply other threads:[~2022-01-06 15:21 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20220106150208.1316946-1-gary.bisson@boundarydevices.com>
2022-01-06 15:21 ` Neil Armstrong [this message]
2022-01-06 19:55 ` [PATCH] usb: gadget: dwc2_udc_otg: set ep's desc during enable/disable Marek Vasut
2022-01-07 15:25 ` Mattijs Korpershoek
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