Quoting Chris Wilson (2019-07-25 09:30:25) > Quoting Takashi Iwai (2019-07-25 09:26:56) > > On Thu, 25 Jul 2019 10:16:07 +0200, > > Takashi Iwai wrote: > > > > > > On Thu, 25 Jul 2019 10:03:00 +0200, > > > Chris Wilson wrote: > > > > > > > > Just a heads up that icl is consistently showing > > > > > > > > <4> [315.478830] snd_hda_intel 0000:00:1f.3: azx_get_response timeout, switching to polling mode: last cmd=0x202f8100 > > > > <4> [316.482799] snd_hda_intel 0000:00:1f.3: No response from codec, disabling MSI: last cmd=0x202f8100 > > > > <3> [508.412915] snd_hda_codec_hdmi hdaudioC0D2: Unable to sync register 0x2f8100. -11 > > > > > > > > following commits 2756d9143aa5 ("ALSA: hda - Fix intermittent CORB/RIRB > > > > stall on Intel chips") and a30f1743e4f5 ("ALSA: line6: sizeof (byte) is > > > > always 1, use that fact.") > > > > > > The verb that stalls (0x202f8100) is a read verb (0xf81, Intel > > > vendor-specific verb for HDMI), so it shouldn't matter whether with or > > > without write sync, because it needs to read the response in anyway. > > > > > > If that patch broke anything, it means that something else was already > > > broken. Oh well, that ICL crap... > > > > > > Is it about the runtime PM, or S3 or S4? The only case we need to > > > re-issue this verb is only S4, I suppose, so we may skip that in most > > > cases. > > > > Now checking the code, and I believe the workaround applied there can > > be skipped for non-Haswell chips. Could you try the patch below in > > addition? > > Due to the way patchwork works, this patch will now be tested instead of > the revert. So watch this space. Sadly, no change. Patchwork definitely lists this patch as being the one tested, but maybe send it separately just in case. -Chris _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx