From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8CA87481A8A for ; Mon, 18 May 2026 16:48:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779122892; cv=none; b=KRaBzjc9RDmdJj6nHIsLWMGuT0j1b3I7Bl6rAoOMgb8crWBEI+kFyz2zccCniC4tL/wzlO532qpLY23m1OwLFnftTmkazpxtmzYph+pXBsQizaVs6ha15g/Zc7eIwJlEQiUbIPI6/llVpdpKnBk2qD7u84Ek/uFde8Tzfny4p8w= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779122892; c=relaxed/simple; bh=YYWykHRwoqA5YfPaQ78bMeahTfJEAfHzidpaGUk3qUM=; h=From:To:Subject:Date:Message-ID:In-Reply-To:References: Content-Type:MIME-Version; b=Xd1acr89vgRD5ZWv/9V1u7EVEYLuCbLCnJQZ1LkAXreakzf0UXBqsMOzzaNV973TYVH59L33l9HFvlL+vAiH9Mry+/57mGLmkYh52M5XrP5/0RbDqc5OzG05O7BA9Sqp/4tCvMk+cD0WioX04GoOmdLTUPp+8N4W75tENLEl/Wc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=KQ5gJY8j; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="KQ5gJY8j" Received: by smtp.kernel.org (Postfix) with ESMTPS id 3476CC2BCF7 for ; Mon, 18 May 2026 16:48:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1779122892; bh=YYWykHRwoqA5YfPaQ78bMeahTfJEAfHzidpaGUk3qUM=; h=From:To:Subject:Date:In-Reply-To:References:From; b=KQ5gJY8j4nrjEX5SI/nraIO+tcTAgZu4fsCLB8MIV3OE9iq9XmHQp3OZscRGZ7omF YdeiQ0YROcKeTQUE8MWICLlFRIch0HT6W2zLO0EkFWvCQDZQGNL+MDRZFLIs/S1pqZ cNFYtLFyv/ZLyz80x+uEjZS/IzQZ48dH+XqfVle+Tm5wgaVb9igwW2jFYGb5DgcZQD R31WDdBn2ruylvHRNd4z0fkhUNmblTeoch63U/hroO/53GCDy80nN8qR7wN1O7QzyY WnTGMV+OZj2Jj7PV9J2upzMtvqtW+ZyosCUeLssSMq2gBVnRdL2i52MCa3uZFDXaG2 axz99GAl6eHHg== Received: by aws-us-west-2-korg-bugzilla-1.web.codeaurora.org (Postfix, from userid 48) id 2D8F9C433E1; Mon, 18 May 2026 16:48:12 +0000 (UTC) From: bugzilla-daemon@kernel.org To: platform-driver-x86@vger.kernel.org Subject: [Bug 221065] ideapad_acpi: unexpected charge_types spam on Yoga Pro 7 14ASP9 Date: Mon, 18 May 2026 16:48:11 +0000 X-Bugzilla-Reason: None X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: AssignedTo drivers_platform_x86@kernel-bugs.osdl.org X-Bugzilla-Product: Drivers X-Bugzilla-Component: Platform_x86 X-Bugzilla-Version: 2.5 X-Bugzilla-Keywords: X-Bugzilla-Severity: low X-Bugzilla-Who: i@rong.moe X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: drivers_platform_x86@kernel-bugs.osdl.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugzilla.kernel.org/ Auto-Submitted: auto-generated Precedence: bulk X-Mailing-List: platform-driver-x86@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 https://bugzilla.kernel.org/show_bug.cgi?id=3D221065 --- Comment #90 from Rong Zhang (i@rong.moe) --- (In reply to Rick from comment #89) > As there is now more output into the dmesg window I decided to capture ju= st > the system sitting alone through two pause events and captured that in my > first upload #310145 The EC query was \_SB.PCI0.LPC0.EC0._Q0B. It indeed notifies BAT0 twice! Method (_Q0B, 0, NotSerialized) // _Qxx: EC Query, xx=3D0x00-0xFF { M459 ("Q0B Event\n", 0x00) P80H =3D 0x0B If ((Acquire (ECMT, 0x2000) =3D=3D 0x00)) { Notify (BAT0, 0x80) // Status Change Notify (BAT0, 0x81) // Information Change Release (ECMT) } } >=20 > Next I did the spamming requested (both l and w alternating until the pau= se > ended) > This is contained in attachment #310146 [details] >=20 > I noticed with the first spamming attempt that the new output ACPI messag= es > happen in the dmesg window before the system actually pauses. So I did > another spamming attempt but this time I tried to start spamming as soon = as > I saw the dmesg window start displaying the new ACPI messages. It is lik= ely > this file has data that starts earlier and personally I would start looki= ng > at this one first. > This is contained in attachment #310147 [details] Thanks. They look fine. At first glance, I did find some new information th= at confirmed my previous assumptions. I will find some time looking into them carefully. >=20 > As always - let me know if you want more. The current ones should be enough. Now I already have some thoughts on how = to improve battery event handling. The current code path is really awful and "contributes" quite a bit to the unfortunate combination of FW and SW bugs. --=20 You may reply to this email to add a comment. You are receiving this mail because: You are watching the assignee of the bug.=