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From: Alexander Motin <mav@FreeBSD.org>
Date: Tue, 12 Jan 2010 20:10:40 +0000 (UTC)
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Subject: svn commit: r202170 - head/sys/dev/sound/pcm
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Author: mav
Date: Tue Jan 12 20:10:40 2010
New Revision: 202170
URL: http://svn.freebsd.org/changeset/base/202170

Log:
  Make OSS_GETVERSION ioctl supported also for DSP devices,
  same as 4Front and Linux do.
  
  MFC after:	1 month

Modified:
  head/sys/dev/sound/pcm/dsp.c

Modified: head/sys/dev/sound/pcm/dsp.c
==============================================================================
--- head/sys/dev/sound/pcm/dsp.c	Tue Jan 12 20:06:04 2010	(r202169)
+++ head/sys/dev/sound/pcm/dsp.c	Tue Jan 12 20:10:40 2010	(r202170)
@@ -1069,6 +1069,10 @@ dsp_ioctl(struct cdev *i_dev, u_long cmd
 	chn = NULL;
 
 	if (IOCGROUP(cmd) == 'M') {
+		if (cmd == OSS_GETVERSION) {
+			*arg_i = SOUND_VERSION;
+			return (0);
+		}
 		ret = dsp_ioctl_channel(i_dev, PCM_VOLCH(i_dev), cmd, arg);
 		if (ret != -1) {
 			PCM_GIANT_EXIT(d);