[wdmaudiodev] Re: USB Audio class device
- From: "Brian Toba" <briantoba@xxxxxxxxx>
- To: <wdmaudiodev@xxxxxxxxxxxxx>
- Date: Mon, 10 Mar 2003 21:47:56 -0400
Ok, i got that...
But I'm with you, waiting until windows actually use the strings inside the
device for the device manager too
Thanks.
Brian
----- Original Message -----
From: "BlazeAudio Developer" <developer@xxxxxxxxxxxxxx>
To: <wdmaudiodev@xxxxxxxxxxxxx>; <wdmaudiodev@xxxxxxxxxxxxx>
Sent: Monday, March 10, 2003 9:06 PM
Subject: [wdmaudiodev] Re: USB Audio class device
> At 11:48 AM 3/10/2003, DJ Sisolak wrote:
>
>
> Hello Brian,
>
> The strings in the descriptor are taken into account after the device =
> has been enumerated into the system. Therein lays the problem. Before =
> the descriptors can be read, the device has to be discovered. Therefore =
> the name in the INF is used in device manager, but the descriptor =
> strings ARE used in the control panel apps since they can be read once =
> the device is started by the driver.
>
>
> Essentially this means that the Device Manager depends on the (static) INF
> file to provide the device names, correct?
>
> I wish there was a way for the Device Manager to obtain the device names
> directly from the driver rather than rely solely on the INF files.
>
> I mean bus drivers do provide names that appear in the new hardware found
> wizard (in response to (IRP_MN_QUERY_DEVICE_TEXT?).
>
> But then, there are times (say on a PCI bus) when bus drivers have no way
of
> telling the actual device name!
>
> I guess there is no simple solution.
>
> Thanks.
> Devendra.
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