[U-Boot] [PATCH 5/9] Generate appropriate responses for DFU

Marek Vasut marex at denx.de
Wed Nov 28 03:46:04 CET 2012


Dear Pantelis Antoniou,

> Make sure appropriate responses for the DFU protocal are
> generated.

I dont understand this patch, please explain it properly in the commit message.

> Signed-off-by: Pantelis Antoniou <panto at antoniou-consulting.com>
> ---
>  drivers/usb/gadget/composite.c | 9 +++++++++
>  drivers/usb/gadget/ep0.c       | 1 +
>  2 files changed, 10 insertions(+)
> 
> diff --git a/drivers/usb/gadget/composite.c
> b/drivers/usb/gadget/composite.c index ebb5131..1ae318c 100644
> --- a/drivers/usb/gadget/composite.c
> +++ b/drivers/usb/gadget/composite.c
> @@ -773,6 +773,15 @@ composite_setup(struct usb_gadget *gadget, const
> struct usb_ctrlrequest *ctrl) if (value >= 0)
>  				value = min(w_length, (u16) value);
>  			break;
> +
> +#ifdef CONFIG_DFU_FUNCTION
> +		case DFU_DT_FUNC:	/* DFU */
> +			value = config_desc(cdev, w_value);
> +			if (value >= 0)
> +				value = min(w_length, (u16) value);
> +			break;
> +#endif
> +
>  		default:
>  			goto unknown;
>  		}
> diff --git a/drivers/usb/gadget/ep0.c b/drivers/usb/gadget/ep0.c
> index aa8f916..971d846 100644
> --- a/drivers/usb/gadget/ep0.c
> +++ b/drivers/usb/gadget/ep0.c
> @@ -221,6 +221,7 @@ static int ep0_get_descriptor (struct
> usb_device_instance *device, break;
> 
>  	case USB_DESCRIPTOR_TYPE_CONFIGURATION:
> +	case USB_DESCRIPTOR_TYPE_OTHER_SPEED_CONFIGURATION:
>  		{
>  			struct usb_configuration_descriptor
>  				*configuration_descriptor;

Best regards,
Marek Vasut


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