Date: Thu, 05 Nov 2020 17:58:36 +0100 From: Malcolm Matalka <mmatalka@gmail.com> To: Andrea Venturoli <ml@netfence.it> Cc: FreeBSD Mailing List <freebsd-questions@freebsd.org> Subject: Re: Sound very distorted on CURRENT Message-ID: <86blgbeo5f.fsf@gmail.com> In-Reply-To: <4a86f938-a913-835d-7540-dab835234266@netfence.it> References: <86h7q4dkky.fsf@gmail.com> <4a86f938-a913-835d-7540-dab835234266@netfence.it>
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Andrea Venturoli <ml@netfence.it> writes: > On 11/5/20 2:01 PM, Malcolm Matalka wrote: >> I'm on revisions 367338 and now my sound is super distorted. I'm on a >> Dell XPS. >> Is anyone else experiencing this? >> Nov 5 06:34:50 bsdell kernel: pcm0: <Realtek ALC299 (Analog)> at nid 23 and >> 18 on hdaa0 >> Nov 5 06:34:50 bsdell kernel: pcm1: <Realtek ALC299 (Right Analog Headphones)> at nid 33 on hdaa0 >> Nov 5 06:34:50 bsdell kernel: pcm2: <Intel Kaby Lake (HDMI/DP 8ch)> at nid 3 on hdaa1 > > Maybe it's something like what I reported here? > https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=244093 > > Everything worked perfectly on 11.3. > Upgrading to 12.1 introduced the issue. > This got better after I shuffled the PCI cards. > At least of all the output I have I was able to fix those that I use. > > Can you in some way try to reassing the IRQs in a different way? > > bye > av. After playing around a bit, I found updating the following sysctl fixed it. I had set it very low before because my speakers were not loud enough, but some change seems to have made them loud enough so I can set this higher. hw.snd.vpc_0db=60
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