From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from fanzine2.igalia.com (fanzine2.igalia.com [213.97.179.56]) (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 BD0DA45D180; Wed, 23 Sep 2026 08:28:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=213.97.179.56 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790152094; cv=none; b=X2/ydDmDeXoHu0g8oUb7gcU+Uq+czrp0V+PLt2SmH1fF6hx0i7656LeVIdZCBrudpRSs6iKm5d4NF9FWgRTiOqKlwna+CyLT/nq6aZMSpTLaJzdspdTcBGrEUNkLy9gYogxqv+BxAWIk67I7ojmQpTJOzb8UAMMVzxg2a/dh9Ho= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790152094; c=relaxed/simple; bh=eHy2f3cQE4CMQ01UeDyJ1qKzBxvlGzF/FSFw70WzLDM=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=to7AfljHeishNxv8uauHuC2yAmj3cch/WuyGT7FO+E4tnghp3ekFjo5JULdVUbP+BbQjx57BrPuO0/Nqnrsj8hy2UGOUCYp+LNNeYxg80YuVqC+8cLhBm3o3ei4WfVI0/8JlULm5Pk55nkbNnSUMiJQ9s7wDog22yVa2hNdTeAo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=igalia.com; spf=pass smtp.mailfrom=igalia.com; dkim=pass (2048-bit key) header.d=igalia.com header.i=@igalia.com header.b=LYIv6yw6; arc=none smtp.client-ip=213.97.179.56 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=igalia.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=igalia.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=igalia.com header.i=@igalia.com header.b="LYIv6yw6" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=igalia.com; s=20170329; h=Content-Transfer-Encoding:MIME-Version:Message-ID:Date:Subject: Cc:To:From:From:Reply-To; bh=idGYAD4/snHPJP0YfxlcHPs5QZDavMTdq3t02UEQ7jU=; b= LYIv6yw6mT2K7T4kGgEYulrPxARtJpwWuwZubK+50eiSGTfO/7UxyhJWvMiLN3mW8UpqQMWcLZbK9 wEiu+pYtGesWePGGtozm555JRTx26FMnS5kQMjScAxm0KgomwblPwvx09iJpcRNGlaJS5BqtJeShq mLDz1UKyS69T611T0IepVLOblxHADFAO7OO9FFZ8lNvn/aHJ3JMck3Af69BsdkwnSn6+aOSRYSPXS 7QmckmFYnTP3/b5xV6vD78vcjtiKjNG92rL1W4WXkSoh5kNdBrSKxAWhpeZyCI4Sy2/Gd2oVvJz62 cAO0FeFBUMhEjGV2kojowvxGr/E2Frx0eA==; Received: from [49.36.127.125] (helo=uajain) by fanzine2.igalia.com with esmtpsa (Cipher TLS1.3:ECDHE_X25519__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim) id 1x9IKe-00628i-8R; Wed, 23 Sep 2026 10:28:00 +0200 From: Umang Jain To: "Rafael J. Wysocki" , Len Brown Cc: linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-dev@igalia.com, Umang Jain Subject: [PATCH v2 0/2] acpi: battery: Query BCT method and steamdeck Date: Wed, 23 Sep 2026 13:59:30 +0530 Message-ID: <20260923082932.1049270-1-uajain@igalia.com> X-Mailer: git-send-email 2.55.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Short series to query Battery charge time ("_BCT") from ACPI tables (1/2). Patch 2/2 handles the case where steamdeck devices can report "Charging" even when low power PSU is connected which is discharging the device. Changes in v2: - comment improvements - split off BCT method handling into separate patch v1: https://lore.kernel.org/all/20260918135628.2322188-1-uajain@igalia.com/ Umang Jain (2): acpi: battery: Query Battery charge time ("_BCT") method acpi: battery: Handle Valve steamdeck devices quirk drivers/acpi/battery.c | 45 +++++++++++++++++++++++++++++++++++++++++- 1 file changed, 44 insertions(+), 1 deletion(-) -- 2.55.0