From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) (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 A9CD63BE16A for ; Tue, 18 Aug 2026 10:36:36 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.168.131 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787049397; cv=none; b=OTzwCRe8qlRV/b5KbCdn1/bQRqOu8fYuDuvn9Gxpfpdr9GCXtCy0iE5lNBcu2/i0FTfEvJq0HNB5JyhYHEQ7GcKuQHrFr3RJarWceBGF+LX2Qz+kW8QRf/rqu4LZmd59zwKHUn0JzYY4efdYRCFD61gstzjZnCqFVf4OvoCbp+o= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787049397; c=relaxed/simple; bh=QpijhyMAv3Q3+zdOyqAiqYmyHOt2KQQJ8C3wNVbmY2c=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=DhuZj2bsWlup3zqJ6xkYn8xBq7mtqvDkYgbOB4IXYgauVLiEcJhqBFOk7w2i6UGhuIFgPpVc4+qBeBuM991jdE0YPWfnjkhuxpLjix9bajEHnKs4f58XCgnIoRrEQqrpWuTt10wUROOgepHGwmY2ld6Z4KMAhZuqXgPJphvaJb4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=oss.qualcomm.com; spf=pass smtp.mailfrom=oss.qualcomm.com; dkim=pass (2048-bit key) header.d=qualcomm.com header.i=@qualcomm.com header.b=lNdd7neI; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b=EkdqheB3; arc=none smtp.client-ip=205.220.168.131 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=oss.qualcomm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=oss.qualcomm.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=qualcomm.com header.i=@qualcomm.com header.b="lNdd7neI"; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b="EkdqheB3" Received: from pps.filterd (m0279863.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 67IABQmt995794 for ; Tue, 18 Aug 2026 10:36:36 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=qualcomm.com; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=qcppdkim1; bh= fsiLbORmMBDg2q+JZLV1vEms5S+OIScEWzmE5hr8nRQ=; b=lNdd7neIo0X7MKcI wUwkrXo8AeadX3mVXD5D6Y6NRHoxRM5IL0c6sZc61mgrqWnjlfjNroRQTHZEANT3 5i1ha4edRzNzCB88j7dZwE+RDyrw53lizpvVbqFeriiX5bAbqGAdMH/8wVEVMyiI eCW/OZqQ8D8w+5ch1nE0N2hQNT82CLYNBetTHOq9nlz6MCHif1oELpmaXpGF7ePN 8igCrwyeQY11IEMvnT0MYBioW9FOUweFjHkEIOuldqEtt5euPDWypYof3az22+zE H+e2KU+BK+Gg54E0WL0uB9LL5kGPHzxKG+pqAwlv90GwWAhBWsYAy5zAFjbihMpO dWhZJw== Received: from mail-qk1-f200.google.com (mail-qk1-f200.google.com [209.85.222.200]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4g4615kxr9-1 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT) for ; Tue, 18 Aug 2026 10:36:35 +0000 (GMT) Received: by mail-qk1-f200.google.com with SMTP id af79cd13be357-9349ba88188so115405985a.2 for ; Tue, 18 Aug 2026 03:36:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oss.qualcomm.com; s=google; t=1787049395; x=1787654195; darn=vger.kernel.org; h=content-transfer-encoding:content-type:in-reply-to:from :content-language:references:cc:to:subject:user-agent:mime-version :date:message-id:from:to:cc:subject:date:message-id:reply-to :content-type; bh=fsiLbORmMBDg2q+JZLV1vEms5S+OIScEWzmE5hr8nRQ=; b=EkdqheB3wZKQBbZl5OEX7S9uJoWWi9vnXLM/rgTnt4D64gQiLgoTZrNLD2+MEFkM8L cIPNSNzivLZnbb/wc8uMzYgVkDENy3psXeyq/4CrEFWc+n+YyKA4CNRfHGfTjnO8yv2f fnZ0Nv0SrUK28qjzi2Wctgg7ozT42FSnRwibVVGw72oxU+SGNL8PSw5kqP/dxBL+cbNV AYJLVGlvkWWa8+s9xhGWZt9fvyJXd5Zs+oGWb6+XwZAOrF2HHw7IsF6FIL4RrUG+it3C lKPVkHYwU0koLPRpFaWuTIOK4vOxMY8RFPv07VWMbJD0YobEFR7t+WKbW+ev/EYp6T4X j2dQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1787049395; x=1787654195; h=content-transfer-encoding:content-type:in-reply-to:from :content-language:references:cc:to:subject:user-agent:mime-version :date:message-id:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to:content-type; bh=fsiLbORmMBDg2q+JZLV1vEms5S+OIScEWzmE5hr8nRQ=; b=DvktqSzRoWcVGbHBdCxYg+FFoE8EVS86yL5mjW+J6M16TXKwMl+4WtvMvX563lXsgu z5bIavKZAVSb0l9/qJyp8+4hCCOcBambb0RCUT4A64TAUqEtSpcpQOBsXH581pqVKlYR 8fMMXwrHtcG5WoXL9mxEydxW5NBq6yDwow45uFqLlWhfcmn5jzrTU3JjTYDvrBBiszRK B5sQzn+8x5agxw6cTiRqrhVS8uO5eODHy/VFEXXHqgpbnKbprUaDUGATIF/6/4pocdvW kV/0XTmWuSmDEvUrcAOao1O0oGw1l7MJYffzp4PJgEJptszwNeKkqr5f69Lw1YsxdsXv tZbA== X-Forwarded-Encrypted: i=1; AHgh+Ro2Fh5khA9SDxVAir59kVM6suM7IRyYY70AsUgYlNR/9/upW7THqe56+W7oCtqYMtzYTYmJt5UtiRnf@vger.kernel.org X-Gm-Message-State: AOJu0Yx/SaY4fWFqKyTZdVXBgMVt4+PJhcS6GOFIyvz473eOqiycmVyn TdvGWonkIAuLKzqoZfrJyWJ92C6O59jEZi6KFGJgvUlqzsyX6gzyIc/NsF+L5VDIz2XIOMzkiEx ftiK2cOj758snWk4ZYYD2NNB8KwDsu9AoxyjJR3skqLr837XD0ENJiB7Cnk9k4urJ X-Gm-Gg: AR+sD10DDizJNpW2lM/PZ/IPUVysL8ndfbvAkHU35l44HZBCh+hCJMNv6r5h1DCvnQi 0T4O+nrr7ort9j/2hwlewva7LW54aHqxHH/AP4bFAaeV/bhLNc5BiYXdq6s9t4dx4TlYPLbxuzr 8DT1CYwp84Jp9Dbpb9hIOrl7cKUtfcUURo00PCvbqufaDYlOI2dVGW+qB9AbxG7fXkwlyEyFgt9 OiVjm0TTyr4FOXkJTwUb3/HYjwbVT4Ww+RIL35GgGh192kg5+WaMPq0vTvrEgqdNZ0kst+EdyuG TxD8MS22BDGUW/2mFKdn7CnSYnzwUKaCJLUh/5aO4N1GYfZFWc0e697e0H05/4h1xBkYS8yH4RT 9CelBsEJYcac9lsQPINYtVvUi X-Received: by 2002:a05:620a:7083:b0:930:a08c:cf9c with SMTP id af79cd13be357-936d239560dmr2269219985a.2.1787049394890; Tue, 18 Aug 2026 03:36:34 -0700 (PDT) X-Received: by 2002:a05:620a:7083:b0:930:a08c:cf9c with SMTP id af79cd13be357-936d239560dmr2269215585a.2.1787049394416; Tue, 18 Aug 2026 03:36:34 -0700 (PDT) Received: from [192.168.120.193] ([178.235.128.140]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-c2185b9f47bsm130185766b.52.2026.08.18.03.36.31 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 18 Aug 2026 03:36:33 -0700 (PDT) Message-ID: <1e070cab-ad61-4ac4-be94-1ea40f5b6575@oss.qualcomm.com> Date: Tue, 18 Aug 2026 12:36:30 +0200 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 05/10] usb: chipidea: msm: support the HSIC asynchronous wakeup interrupt To: Dmitry Baryshkov , Bartosz Golaszewski , Bjorn Andersson , Linus Walleij , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Greg Kroah-Hartman , Xu Yang , Peng Fan , Vinod Koul , Neil Armstrong , Peter Chen , Pavankumar Kondeti , Stephen Boyd , Konrad Dybcio Cc: Krzysztof Kozlowski , linux-arm-msm@vger.kernel.org, linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, linux-phy@lists.infradead.org, Greg Kroah-Hartman , Peter Chen References: <20260810-msm8974-usb-hsic-v1-0-e5f93ea76ffa@oss.qualcomm.com> <20260810-msm8974-usb-hsic-v1-5-e5f93ea76ffa@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260810-msm8974-usb-hsic-v1-5-e5f93ea76ffa@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-GUID: 5ps6OO46l4zyxzw-X6YDfWnhX7eh35t_ X-Proofpoint-ORIG-GUID: 5ps6OO46l4zyxzw-X6YDfWnhX7eh35t_ X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwODE4MDA3OCBTYWx0ZWRfX6UKND4Z6vztM 5xIZUcufdr9+86IGHeWD1k/RcfvyPewAblkg3VFRiT0Z3bSJ43F8KtDOzTIlK2CA8d459PXHMQY TOxmPkcIcPfcyCYegjjnTn7c3NTxq7bHSMNhSqua35WVv2HbIvS4/ONyK5LTIs4jsT5TA0xFsbL T5QkaGGzpZyDewUJ4fibtd+KukJuNcgUMaSdvWBktfZPzQDMllrIfd8HaVO0hPFXvk7Y3QIUUFJ DlPn9RuEwokHOwwC6h1RD4DEg+iIXchvIlfowN42qwLq3/o7XCS4uYZiL8JjURRz8lp4T4dEB5X /PhFQFQ66R121XvZE7RdWAMsfn72yF00a+3cb9PfzryNcLoV7c/LbHZnWjr2PEAysS47Asp4Ypz l70oEDieiJ9FTJer70ldPcwFVgpyU6CD4WE72et11zeBF6TGblzI+rJQHbjmoJg3hefuHYoBL+H 8eXJk5lYSK0BxtozzRA== X-Authority-Analysis: v=2.4 cv=Ruf16imK c=1 sm=1 tr=0 ts=6a8435b3 cx=c_pps a=hnmNkyzTK/kJ09Xio7VxxA==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=Sv0fKeRqtYgA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=yOCtJkima9RkubShWh1s:22 a=85NeIpzETsoQluUi9CYA:9 a=QEXdDO2ut3YA:10 a=ZXulRonScM0A:10 a=PEH46H7Ffwr30OY-TuGO:22 X-Proofpoint-Spam-Info: AW1haW4tMjYwODE4MDA3OCBTYWx0ZWRfX/aX4gpwjgX6Z ieyBAHYweonQaZgHRjB8WgCwlzyM+Rfaf/0kF9ORcQrLB1kn6v83XGurB5mmHrgtwhdQkl4OkNN ifd1MDPc5TNfAAawrcd6ZEZnAsap9xA= X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-08-18_01,2026-08-12_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 spamscore=0 bulkscore=0 impostorscore=0 malwarescore=0 priorityscore=1501 lowpriorityscore=0 adultscore=0 phishscore=0 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2608180078 On 8/10/26 5:42 PM, Dmitry Baryshkov wrote: > The HSIC instances of the chipidea controller runtime-suspend with > their clocks gated whenever the bus is empty. HSIC has no VBUS-style > connect detection: a device (such as an onboard hub coming out of > reset) signals a single connect event, and if the controller is > suspended at that moment the connect is never noticed and the device > never enumerates. [...] > + /* > + * The optional second interrupt is the asynchronous wakeup interrupt > + * of the HSIC instances: without it a bus connect arriving while the > + * runtime-suspended controller has its clocks gated is never seen. > + */ > + wake_irq = platform_get_irq_optional(pdev, 1); > + if (wake_irq > 0) { > + device_init_wakeup(&plat_ci->dev, true); > + ret = dev_pm_set_dedicated_wake_irq(&plat_ci->dev, wake_irq); devm_pm_set_wake_irq()? Konrad