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b=HORyNATPGa1CKgTRCTv98f2DWfyH4t9ssBC0jVLkVyT4d1P4UyLQEGFRl8THTUGlCn CfM8wJaYq5VTq1PiEVCiryPxiEIqS5300HZTIsJmmKCHvJ0SgG+2SeDKlAwN17BQ4RCP jwMYbEnMuLuJCz7tTyXN+j+gmW/N8CRueOY0aaEuSsapXV/p7KVJ2+X7RRfmVTxXHh0M 5bTSmpITrABgJyRw/cuHTOnin4i0LvKLrHM6iVWMXVPNW+/Bn6aGDxkTWGXJzsuP2LuL 46iSxXry9kqHeStS1gkDEK2RspFQJQn2TeE52sABDOBOA83NjoIOinlcEdEpD8IFhFuD rojw== X-Gm-Message-State: AOAM531EY3/hTRWCsTXptF5oB65WYINqpBXybHTIyciWqIFef3TTJPGS dcUGhulZ31FemoKGOlxS2PRe9/EWmUtDyyfFc2eTf1kedj/I0aQJI1fXewWp05Vep6v2W66WFcc XCmBTz7oi/HR8yub3zKUHwquiPhcOw60YPGHayPxu6OK1+EsjCBrmPzlW X-Received: by 2002:a05:6830:1f3a:: with SMTP id e26mr14466586oth.233.1642378340049; Sun, 16 Jan 2022 16:12:20 -0800 (PST) X-Google-Smtp-Source: ABdhPJzmTa4OSW+e+tPUzL+uPusjNQWVVyJk3wNYGeLJ1mjMfv2VVEg30AAbV0RtwuN/5IKjzG/RX3WJYkoKoLj6hlg= X-Received: by 2002:a05:6830:1f3a:: with SMTP id e26mr14466553oth.233.1642378339620; Sun, 16 Jan 2022 16:12:19 -0800 (PST) MIME-Version: 1.0 References: <20220114164904.lgj7yimbei6fmloe@localhost.localdomain> <20220114165050.ouw2nknuspclynro@localhost.localdomain> <20220115163208.xmvum6ehqcadonj7@localhost.localdomain> In-Reply-To: <20220115163208.xmvum6ehqcadonj7@localhost.localdomain> From: Kai-Heng Feng Date: Mon, 17 Jan 2022 08:12:08 +0800 Message-ID: Subject: Re: [PATCH v2 1/1] ALSA: hda/realtek: fix speakers and micmute on HP 855 G8 To: Alexander Sergeyev Content-Type: text/plain; charset="UTF-8" Cc: alsa-devel@alsa-project.org, Kailang Yang , Jeremy Szu , linux-kernel@vger.kernel.org, Elia Devito , Takashi Iwai , Werner Sembach , Hui Wang , Sami Loone , Cameron Berkenpas X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" On Sun, Jan 16, 2022 at 12:26 AM Alexander Sergeyev wrote: > > On Sat, Jan 15, 2022 at 11:47:40PM +0800, Kai-Heng Feng wrote: > > > Note that the device can boot up with working speakers and micmute LED > > > without this patch, but the success rate would be quite low (order of > > > 16 working boots across 709 boots) at least for the built-in drivers > > > scenario. This also means that there are some timing issues during early > > > boot and this patch is a workaround. > > > > Does this issue happen to warm boot (reboot) or cold boot? > > The issue is definitely not limited to warm boots only. I can confirm cold > boots with no sound and also warm boots with functioning sound. With this in > mind, the provided numbers (16 good boots across 709 boots) are largely coming > from reboots since the testing was scripted and driven by SSH. If this issue also happens to cold boot it seems to be a BIOS issue. > > > If the issue only happen to warm boot, please try reverting commit > > 9d3fcb28f9b9 "Revert "PM: ACPI: reboot: Use S5 for reboot"". > > Many HP systems requires it to have a functional reboot. > > Interesting. I haven't noticed anything breaking with reboots on this > particular system (at least so far). If possible, please still give that commit a try. Kai-Heng