From nobody Mon Feb 9 05:58:23 2026 Received: from mail-pg1-f202.google.com (mail-pg1-f202.google.com [209.85.215.202]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B85E72E9756 for ; Thu, 16 Oct 2025 23:59:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.215.202 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760659160; cv=none; b=hcjzTij/AvDoyaHWODIsh97l5ew0wZV/DUoXw/Zn7oqjO1fEoxoRt9D4FF+iuQM6XgdYq8PS9QH7cVctKc/9lFMZjVYOUbfu3o/KNcp3tEzFaaonculYPLMVigzs8C/78q4c8wzyewh9oHbDDdiB+7xYEt6oUWaLFzVYwnZ0fJk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760659160; c=relaxed/simple; bh=WE1Ux7Rt098ZLRDNgjhehsgJW8hPOrR/KgyCdv0Yg+4=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=rN+48WAKOCb/o2IGQxgbqhNGPuGOccvZ0mhtv6eb4JSd08S6ls0kNPjEsK3glkfS/1nVrxYnEfW+pim0JuntOmbwXpMNGXnMaKKRj2SPPnSUDSRJ3JQ6pdMUX9y8Begk2GnD2qrJr2s/8pevnyiPfLrnKUZGxrl4A4y2eGVWp6Y= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--jthies.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=3k9xM5Ui; arc=none smtp.client-ip=209.85.215.202 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--jthies.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="3k9xM5Ui" Received: by mail-pg1-f202.google.com with SMTP id 41be03b00d2f7-b632471eda1so1227992a12.0 for ; Thu, 16 Oct 2025 16:59:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1760659158; x=1761263958; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=j4ZD2TO+dabREMxCZUv1sX5s7/hIQJuO7N3PFIef3ns=; b=3k9xM5Ui527/LG1tJnX7O+N2FjFrFXSjnRe4e1KVDLD3HSgRZRJ/wxaTdf/Fg38WgA c8LJpy5IEefnDg/YE9NYAktMI+F0x5Y0Lrb2OwML106Fp8cgN0aP70Ty4XP1th887y/R SdfYpGDw5TpZzrv9icNjGgTxg5Upwl0YSeaxvDzBPhtotH/3TCRvAyIyD9xDXFMRWRoI BMFhJhF8gqRubmcF2s9a8NTJfzV56k6OaO7zVtbSZt+lNjdZ75xdSO+KSi0ZHFNNlCef kIGxJEGa5PmF8ybOJlQK5IMgQeJPupuYT7/5Hdn5vZIaJn8xQO62BkuuVRUBDm6f69Mk vCng== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1760659158; x=1761263958; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=j4ZD2TO+dabREMxCZUv1sX5s7/hIQJuO7N3PFIef3ns=; b=wJK2RsTZeqiJFl5jNqf9+vSguObJmfKNEj6hi/+qChsPNMALK2BlTZsUoPMRm7Qshh 56gwUSwBy2Wommd1L6+wW52yZRqWjc0ytHTJ4wJfJGJ5Kg3NLNBZFWRrQ+ZDyHItEY9O 4rWgCtov9n1SSFh1ic14lnLNGMs+9YK/hAphPuxMQobJ1Uwhwu6FaF/ZrQowI3pTj0wI TDepej+cAyewjVhE63Pb5c9byhBt/Cx6I97MEsbb5Bp5aGWzj/QkzVVgH3dryz7yBoaU TbadjSf6XXcBpTgQwnWw+nbmYN84HjnrYyV/AmPAHwbz+iIdy/bTv6ZkOzG+cVbAbmR7 6t3Q== X-Forwarded-Encrypted: i=1; AJvYcCWAiRFvAPlfBn4GVy2zHeCTOXe9RNnRxPYrRPwgRgkoqeQn54XHgDQpw0xo+38kFgB0TWxe3igOMcdkkTo=@vger.kernel.org X-Gm-Message-State: AOJu0YztD/Dprwye+2P+zax4yIVCp0/4XH1D03QYaHw8njaZt4BuCkTt s+4MpgaObA/M47atJMsk9Vkg1RUZji63RCegIo6VluKJPoq6OfsSOLZxUOoBWVnNPbAn8Fbrqe1 4oNVphA== X-Google-Smtp-Source: AGHT+IGIeuq5jBttQfOPZDegsqumWfJZ/LOWeQkhcn8gZ4JaojN86hrd1bFUOoF/UZUtJUupg3tr8KyZFtw= X-Received: from pjut11.prod.google.com ([2002:a17:90a:d50b:b0:33b:beb0:be7]) (user=jthies job=prod-delivery.src-stubby-dispatcher) by 2002:a17:90b:4c11:b0:32b:9774:d340 with SMTP id 98e67ed59e1d1-33bcf91909fmr2098196a91.33.1760659158090; Thu, 16 Oct 2025 16:59:18 -0700 (PDT) Date: Thu, 16 Oct 2025 23:59:09 +0000 In-Reply-To: <20251016235909.2092917-1-jthies@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20251016235909.2092917-1-jthies@google.com> X-Mailer: git-send-email 2.51.0.858.gf9c4a03a3a-goog Message-ID: <20251016235909.2092917-4-jthies@google.com> Subject: [PATCH v2 3/3] usb: typec: ucsi: Report power supply change on sink path change From: Jameson Thies To: heikki.krogerus@linux.intel.com, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org Cc: dmitry.baryshkov@oss.qualcomm.com, bleung@chromium.org, gregkh@linuxfoundation.org, akuchynski@chromium.org, abhishekpandit@chromium.org, sebastian.reichel@collabora.com, kenny@panix.com, linux-pm@vger.kernel.org, Jameson Thies Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Update the UCSI interface driver to report a power supply change when the PPM sets the Sink Path Change bit. Signed-off-by: Jameson Thies Reviewed-by: Benson Leung --- drivers/usb/typec/ucsi/ucsi.c | 2 +- drivers/usb/typec/ucsi/ucsi.h | 1 + 2 files changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/usb/typec/ucsi/ucsi.c b/drivers/usb/typec/ucsi/ucsi.c index 7b718049d0d1..cad3913bd7f9 100644 --- a/drivers/usb/typec/ucsi/ucsi.c +++ b/drivers/usb/typec/ucsi/ucsi.c @@ -1293,7 +1293,7 @@ static void ucsi_handle_connector_change(struct work_= struct *work) if (change & UCSI_CONSTAT_CAM_CHANGE) ucsi_partner_task(con, ucsi_check_altmodes, 1, HZ); =20 - if (change & UCSI_CONSTAT_BC_CHANGE) + if (change & (UCSI_CONSTAT_BC_CHANGE | UCSI_CONSTAT_SINK_PATH_CHANGE)) ucsi_port_psy_changed(con); =20 if (con->ucsi->version >=3D UCSI_VERSION_2_1 && diff --git a/drivers/usb/typec/ucsi/ucsi.h b/drivers/usb/typec/ucsi/ucsi.h index cce93af7461b..35993bc34d4d 100644 --- a/drivers/usb/typec/ucsi/ucsi.h +++ b/drivers/usb/typec/ucsi/ucsi.h @@ -382,6 +382,7 @@ struct ucsi_cable_property { #define UCSI_CONSTAT_BC_CHANGE BIT(9) #define UCSI_CONSTAT_PARTNER_CHANGE BIT(11) #define UCSI_CONSTAT_POWER_DIR_CHANGE BIT(12) +#define UCSI_CONSTAT_SINK_PATH_CHANGE BIT(13) #define UCSI_CONSTAT_CONNECT_CHANGE BIT(14) #define UCSI_CONSTAT_ERROR BIT(15) =20 --=20 2.51.0.858.gf9c4a03a3a-goog