Date: Mon, 27 Sep 2010 22:06:45 +0400 From: S.N.Grigoriev <serguey-grigoriev@yandex.ru> To: Alexander Motin <mav@freebsd.org> Cc: FreeBSD Stable <freebsd-stable@freebsd.org> Subject: Re: snd_hda: how to duplicate output Message-ID: <182991285610805@web152.yandex.ru> In-Reply-To: <4CA0B070.8080906@FreeBSD.org> References: <mailpost.1285586678.4925103.59926.mailing.freebsd.stable@FreeBSD.cs.nctu.edu.tw> <4CA0B070.8080906@FreeBSD.org>
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Alexander Motin wrote: > S.N.Grigoriev wrote: > > this is an exerpt from 8.1R detailed Release Notes: > > > > 2.2.2.1 Multimedia Support > > [snipped] > > The snd_hda(4) driver now supports multichannel (4.0 and 7.1) > > playback support. The 5.1 mode support is disabled now due to > > unidentified synchronization problem. Devices which supports > > the 7.1 mode can handle the 5.1 operation via software upmix > > done by sound(4). Note that stereo stream is no longer duplicated > > to all ports. > > > > I'm interesting in what way can I restore the old behaviour, when > > stereo stream is duplicated to the black and grey sound card > > output connectors? > > The only way is to change channel mapping (chmap array) for stereo > streams in hdac_stream_setup() function. > Alexander, thank you for your responce. Regards, Serguey.
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