linux-kernel - Re: [PATCH/RFC 2/5] usb:dummy_hcd: connect/disconnect test support

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Date:	Thu, 16 Jun 2011 11:17:21 -0400 (EDT)
From:	Alan Stern <stern@...land.harvard.edu>
To:	Tatyana Brokhman <tlinder@...eaurora.org>
cc:	greg@...ah.com, <linux-usb@...r.kernel.org>,
	<linux-arm-msm@...r.kernel.org>, <balbi@...com>,
	<ablay@...eaurora.org>, open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH/RFC 2/5] usb:dummy_hcd: connect/disconnect test support

On Thu, 16 Jun 2011, Tatyana Brokhman wrote:

> This implementation adds a new proprietary device control requests (to be
> handled by the dummy_hcd) that initiates a connect/disconnect sequence.
> The bRequest value of the new control request is 0x52.
> It is used by the user-space Unit testing application.
> 
> Signed-off-by: Tatyana Linder <tlinder@...eaurora.org>

> @@ -1534,6 +1572,10 @@ static int handle_control_request(struct dummy_hcd *dum_hcd, struct urb *urb,
>  			*status = 0;
>  		}
>  		break;
> +	case 0x52:	/* UT: Connect/disconnect the device */
> +		schedule_work(&dum_hcd->conn_disc_work);
> +		ret_val = 0;
> +		break;
>  	}
>  	return ret_val;
>  }

I forgot to mention...  You need to test setup->bRequestType.

Alan Stern

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