Date: Sat, 28 May 2005 17:48:19 -0600 From: Scott Long <scottl@samsco.org> To: Panagiotis Astithas <past@ebs.gr> Cc: freebsd-multimedia@freebsd.org Subject: Re: maestro3 hardware volume control Message-ID: <42990343.4050106@samsco.org> In-Reply-To: <4298F0AB.2090404@ebs.gr> References: <4298F0AB.2090404@ebs.gr>
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Panagiotis Astithas wrote: > Weird, on my HP Omnibook XE3, the on-board maestro3 has been working > flawlessly all along without any entry in /boot/device.hints. If I add: > hint.pcm.0.hwvol_config="0" > then the hardware volume controls on the laptop stop functioning. > Setting it to "1" makes it working again. > > Does that mean that GPIO pin 4,5 was selected as the default by some > other means on my system? Could ACPI be doing it? > > > Cheers, > > Panagiotis The selection is made by the hardware vendor when the system is designed. There is usually no way to control it in software, and no way to detect it in the driver. There is also no way to program the chip to use both sources. Maybe there should be a poll to see how many people have working volume controls without Pyun's patch? Scott
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