usb/78028: The system must tell users information of a USB sound device.

[Kazuhito HONDA]

>Number:         78028
>Category:       usb
>Synopsis:       The system must tell users information of a USB sound device.
>Confidential:   no
>Severity:       non-critical
>Priority:       high
>Responsible:    freebsd-usb
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          change-request
>Submitter-Id:   current-users
>Arrival-Date:   Thu Feb 24 16:00:47 GMT 2005
>Closed-Date:
>Last-Modified:
>Originator:     Kazuhito HONDA
>Release:        FreeBSD 6.0-CURRENT i386
>Organization:
>Environment:
System: FreeBSD kaoru 6.0-CURRENT FreeBSD 6.0-CURRENT #221: Tue Feb 22 17:57:42 JST 2005 root at kaoru:/usr/obj/src/sys/i386/compile/KAORU.6.0B.0 i386


>Description:
Some USB audio devices have fixed sampling rates.
So users must know sampling rates proper to them.
Thus the system must teach the fixed samplig rates.

>How-To-Repeat:

>Fix:
A patch below is applied to src/sys/dev/sound/usb/uaudio.c

--- uaudio.c.orig	Thu Jan  6 10:43:22 2005
+++ uaudio.c	Fri Feb 25 00:00:22 2005
@@ -2054,7 +2054,7 @@
 		       USBDEVNAME(sc->sc_dev), format);
 		return (USBD_NORMAL_COMPLETION);
 	}
-#ifdef USB_DEBUG
+#if defined(USB_DEBUG) || defined(__FreeBSD__)
 	printf("%s: %s: %dch, %d/%dbit, %s,", USBDEVNAME(sc->sc_dev),
 	       dir == UE_DIR_IN ? "recording" : "playback",
 	       chan, prec, asf1d->bSubFrameSize * 8, format_str);

>Release-Note:
>Audit-Trail:
>Unformatted: