Date: Sat, 26 Dec 2009 23:43:36 +0800 From: Yasir Khalid <y.k.thalib@gmail.com> To: Alexander Motin <mav@freebsd.org> Cc: freebsd-multimedia@freebsd.org Subject: Re: snd_hda: no sound at all. Message-ID: <e3c711a10912260743q70aa2002oc3367f36ebcf4cf1@mail.gmail.com> In-Reply-To: <4B355793.3030809@FreeBSD.org> References: <e3c711a10912251225j5d6e8fa3ud0f5975f752885d6@mail.gmail.com> <4B352239.8060509@FreeBSD.org> <e3c711a10912251318v2144636ex54a5384fbf23cbcb@mail.gmail.com> <4B355793.3030809@FreeBSD.org>
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On Sat, Dec 26, 2009 at 8:23 AM, Alexander Motin <mav@freebsd.org> wrote: > Yasir Khalid wrote: > > On Sat, Dec 26, 2009 at 4:36 AM, Alexander Motin <mav@freebsd.org > > <mailto:mav@freebsd.org>> wrote: > > > > Yasir Khalid wrote: > > > hdac0: GPIO: 0x40000004 NumGPIO=4 NumGPO=0 NumGPI=0 GPIWake=0 > > GPIUnsol=1 > > > > This codec has 4 GPIO pins. In different systems they gave different > > meaning. In laptops they are often control external amplifiers an > > muters, so if not configured properly they may block the sound. You > > should try to set all 16 combinations of them with hint.hdac.0.config > > loader tunable. > hint.hdac.0.config="gpio0" hint.hdac.0.config="gpio1" hint.hdac.0.config="gpio2" hint.hdac.0.config="gpio3" hint.hdac.0.config="gpio0, gpio1" hint.hdac.0.config="gpio0, gpio2" hint.hdac.0.config="gpio0, gpio3" hint.hdac.0.config="gpio1, gpio0" hint.hdac.0.config="gpio1, gpio2" hint.hdac.0.config="gpio1, gpio3" hint.hdac.0.config="gpio2, gpio0" hint.hdac.0.config="gpio2, gpio1" hint.hdac.0.config="gpio2, gpio3" hint.hdac.0.config="gpio3, gpio0" hint.hdac.0.config="gpio3, gpio1" hint.hdac.0.config="gpio3, gpio2" I have tried all 16 combination ( 1 by 1), I check the sound with this command *cat /dev/random > /dev/dsp*. with hw.snd.default_unit=1. And I do try with/without the earphone. all of them just them same, *cant* hear any sound. > > According to codec configuration you should have digital output > > somewhere also. May be front connector is somehow dual-functional and > so > > > > it lights when you play via digital output device. May be switching > is > > also controller by GPIOs. > > > > Do you think my internal speaker in front side of my laptop could be my > > digital output? > > It's not usual, but it can be both. I don't hane different explanation > for that LED light. > > -- > Alexander Motin > Any other suggestions ? Really thank you for the responds -- - Yasir -
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